/* ═══════════════════════════════════════════════════════════
   UCC Lab – Premium Redesign v2.0
   ═══════════════════════════════════════════════════════════ */

/* ─── 1. CSS Custom Properties ───────────────────────────── */
:root {
    /* IIT-style Navy + Royal Blue + Cyan palette */
    --primary:      #2563EB;
    --primary-dk:   #0B1F3A;
    --primary-lt:   #3B82F6;
    --primary-50:   rgba(37,99,235,.07);
    --primary-100:  rgba(37,99,235,.13);
    --accent:       #2563EB;
    --accent-lt:    #06B6D4;
    --accent-50:    rgba(6,182,212,.08);
    --teal:         #06B6D4;
    --teal-dk:      #0891B2;
    --teal-50:      rgba(6,182,212,.08);

    --white:        #ffffff;
    --light-bg:     #F8FAFC;
    --card-bg:      #ffffff;
    --border:       #E2E8F0;
    --border-lt:    #EEF2F7;

    --text:         #1F2937;
    --text-sec:     #4B5563;
    --muted:        #6B7280;

    --shadow-xs:    0 1px 2px rgba(0,0,0,.04);
    --shadow-sm:    0 2px 8px rgba(11,31,58,.06);
    --shadow-md:    0 4px 20px rgba(11,31,58,.08), 0 1px 3px rgba(0,0,0,.04);
    --shadow-lg:    0 8px 40px rgba(11,31,58,.12), 0 2px 8px rgba(0,0,0,.05);
    --shadow-xl:    0 20px 64px rgba(11,31,58,.15), 0 6px 20px rgba(0,0,0,.07);
    --card-shadow:  var(--shadow-md);

    --radius-xs:    6px;
    --radius-sm:    8px;
    --radius:       12px;
    --radius-lg:    18px;
    --radius-xl:    24px;
    --radius-full:  9999px;

    --ease:         cubic-bezier(.4,0,.2,1);
    --ease-bounce:  cubic-bezier(.34,1.56,.64,1);
    --transition:           .2s cubic-bezier(.4,0,.2,1);
    --transition-fast:      .15s cubic-bezier(.4,0,.2,1);
    --transition-bounce:    .35s cubic-bezier(.34,1.56,.64,1);
    --transition-slow:      .45s cubic-bezier(.4,0,.2,1);

    --max-w:        1200px;
    --font-sans:    'Inter', system-ui, sans-serif;
    --font-serif:   'Playfair Display', Georgia, serif;
    --hero-bg:      #0B1F3A;
}

/* ── Dark Mode Tokens (Academic Dark) ───────────────────────── */
[data-theme="dark"] {
    --primary:      #3B82F6;
    --primary-lt:   #60A5FA;
    --primary-dk:   #050F1E;
    --accent:       #3B82F6;
    --accent-lt:    #22D3EE;
    --teal:         #22D3EE;
    --teal-dk:      #06B6D4;
    --primary-50:   rgba(59,130,246,.1);
    --primary-100:  rgba(59,130,246,.18);
    --accent-50:    rgba(34,211,238,.08);
    --teal-50:      rgba(34,211,238,.08);

    --white:        #060F1E;
    --light-bg:     #0B1729;
    --card-bg:      #0E1F3A;
    --border:       rgba(59,130,246,.2);
    --border-lt:    rgba(59,130,246,.1);

    --text:         #E2EEFF;
    --text-sec:     #94A3B8;
    --muted:        #4B6280;

    --shadow-xs:    0 1px 3px rgba(0,0,0,.4);
    --shadow-sm:    0 2px 10px rgba(0,0,0,.5);
    --shadow-md:    0 6px 28px rgba(0,0,0,.55), 0 0 0 1px rgba(59,130,246,.08);
    --shadow-lg:    0 14px 52px rgba(0,0,0,.65), 0 0 0 1px rgba(59,130,246,.12);
    --shadow-xl:    0 24px 80px rgba(0,0,0,.75);
    --card-shadow:  0 6px 28px rgba(0,0,0,.5), 0 0 0 1px rgba(59,130,246,.1);
    --hero-bg:      #050C1A;
}

/* ─── 2. Keyframe Animations ─────────────────────────────── */
@keyframes fadeInUp    { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:none} }
@keyframes fadeIn      { from{opacity:0} to{opacity:1} }
@keyframes float       { 0%,100%{transform:translateY(0) rotate(0deg)} 33%{transform:translateY(-18px) rotate(2deg)} 66%{transform:translateY(-9px) rotate(-1deg)} }
@keyframes blob-morph  { 0%,100%{border-radius:60% 40% 30% 70%/60% 30% 70% 40%;transform:scale(1) rotate(0deg)} 33%{border-radius:30% 60% 70% 40%/50% 60% 30% 60%;transform:scale(1.05) rotate(3deg)} 66%{border-radius:40% 60% 40% 60%/60% 40% 60% 40%;transform:scale(.97) rotate(-2deg)} }
@keyframes gradient-shift { 0%{background-position:0% 50%} 50%{background-position:100% 50%} 100%{background-position:0% 50%} }
@keyframes scroll-bounce { 0%,100%{transform:translateY(0);opacity:.8} 50%{transform:translateY(6px);opacity:.4} }
@keyframes glow-pulse  { 0%,100%{box-shadow:0 4px 16px rgba(37,99,235,.35)} 50%{box-shadow:0 8px 36px rgba(6,182,212,.6)} }
@keyframes shimmer     { 0%{background-position:-468px 0} 100%{background-position:468px 0} }
@keyframes pulse-dot   { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(1.4);opacity:.6} }
@keyframes counter-in  { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:none} }
@keyframes spin-slow   { to{transform:rotate(360deg)} }

/* ─── 3. Scroll Reveal ───────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.reveal.visible        { opacity:1; transform:none; }
.reveal-left           { opacity:0; transform:translateX(-24px); transition:opacity .65s var(--ease),transform .65s var(--ease); }
.reveal-right          { opacity:0; transform:translateX(24px);  transition:opacity .65s var(--ease),transform .65s var(--ease); }
.reveal-left.visible,
.reveal-right.visible  { opacity:1; transform:none; }
.reveal-delay-1 { transition-delay:.1s }
.reveal-delay-2 { transition-delay:.2s }
.reveal-delay-3 { transition-delay:.3s }
.reveal-delay-4 { transition-delay:.4s }
.reveal-delay-5 { transition-delay:.5s }

/* ─── 4. Reset & Base ────────────────────────────────────── */
*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body {
    font-family: var(--font-sans);
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    font-size: 15px;
    transition: background .35s, color .35s;
    overflow-x: hidden;
}
a { color:var(--primary); text-decoration:none; transition:color var(--transition-fast); }
a:hover { color:var(--accent); }
img { max-width:100%; display:block; }
/* All logo images — responsive, never overflow their container */
img.lab-logo,
img.footer-logo-img,
img.admin-logo-img,
img.login-logo-img {
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

/* ─── 5. Top Bar ─────────────────────────────────────────── */
.topbar {
    background: var(--hero-bg, #0A1628);
    color: rgba(255,255,255,.7);
    font-size: 11.5px;
    min-height: 36px;           /* grows if content wraps — never clips */
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1001;
    border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar-inner {
    max-width: var(--max-w); margin: auto; padding: 6px 24px;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 6px; width: 100%;
}
/* Right cluster in topbar — add more spans here freely */
.topbar-right {
    display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.topbar-inner span { display:flex; align-items:center; gap:6px; letter-spacing:.3px; }
.topbar-inner i { color:var(--accent-lt); font-size:10px; }
.dark-toggle {
    display: flex; align-items: center; gap: 7px;
    background: none; border: 1px solid rgba(255,255,255,.18);
    color: rgba(255,255,255,.68); padding: 3px 11px 3px 9px;
    border-radius: var(--radius-full); font-size: 11px; cursor: pointer;
    transition: var(--transition); font-family: var(--font-sans); line-height: 1;
}
.dark-toggle:hover { background:rgba(255,255,255,.1); color:#fff; border-color:rgba(255,255,255,.32); }
.dark-toggle i { font-size:10px; transition:transform .4s var(--ease); }
[data-theme="dark"] .dark-toggle i.fa-moon { display:none; }
[data-theme="dark"] .dark-toggle i.fa-sun { display:inline-block; }
.dark-toggle i.fa-sun { display:none; }

/* ─── 6. Site Header ─────────────────────────────────────── */
.sticky-header-wrap {
    position: sticky; top: 0; z-index: 1000;
    box-shadow: 0 2px 12px rgba(0,0,0,.25);
}
.site-header {
    background: #0B1F3A;
    padding: 12px 0;
    transition: box-shadow .3s var(--ease), padding .3s var(--ease);
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.site-header.scrolled {
    background: rgba(11,31,58,.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 4px 24px rgba(0,0,0,.35);
    padding: 9px 0;
    border-bottom-color: rgba(255,255,255,.07);
}
.header-inner {
    max-width: var(--max-w); margin: auto; padding: 0 28px;
    display: flex; align-items: center; justify-content: space-between;
}
.logo-area { flex:0 0 auto; }
.logo-link {
    display: inline-flex; align-items: center; gap: 14px;
    text-decoration: none;
    transition: opacity var(--transition), transform var(--transition-fast);
}
.logo-link:hover { opacity:.88; transform:translateY(-1px); }
.logo-img-wrap {
    flex: 0 0 auto;
    background: #ffffff;
    border-radius: 10px;
    padding: 6px 10px;
    border-left: 3px solid var(--teal);
    box-shadow: 0 2px 10px rgba(0,0,0,.25);
    display: inline-flex; align-items: center; justify-content: center;
    overflow: hidden;
    line-height: 0;
}
/* Header nav logo */
.lab-logo {
    height: clamp(56px, 6vw, 72px);
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}
/* Footer logo */
.footer-logo-img {
    height: clamp(64px, 7vw, 80px);
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,.35));
}
/* Admin sidebar logo */
.admin-logo-img {
    height: clamp(54px, 5vw, 68px);
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
    margin: 0 auto 4px;
}
/* Admin login logo */
.login-logo-img {
    height: clamp(80px, 10vw, 110px);
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
    margin: 0 auto 12px;
}
.logo-divider {
    width:1px; height:42px; flex-shrink:0;
    background: linear-gradient(to bottom, transparent, var(--border) 30%, var(--border) 70%, transparent);
}
.logo-text { display:flex; flex-direction:column; gap:1px; }
.logo-name {
    font-family: var(--font-serif); font-size:20px; font-weight:700;
    color:#ffffff; letter-spacing:.1px; line-height:1.2;
}
.logo-sub { font-size:10px; color:rgba(255,255,255,.65); letter-spacing:.3px; line-height:1.4; }
.logo-inst { font-size:9px; font-weight:700; color:var(--teal); letter-spacing:1.4px; text-transform:uppercase; margin-top:2px; }
.nav-toggle {
    display: none; background: none;
    border: 1.5px solid rgba(255,255,255,.2); color:rgba(255,255,255,.8);
    width:40px; height:40px; border-radius:var(--radius-sm); font-size:17px;
    cursor:pointer; align-items:center; justify-content:center;
    transition:var(--transition);
}
.nav-toggle:hover { background:rgba(255,255,255,.08); border-color:var(--teal); color:#fff; }

/* ─── 7. Navigation ──────────────────────────────────────── */
.main-nav {
    background: #0B1F3A;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-inner { max-width:var(--max-w); margin:auto; padding:0 20px; }
.nav-list { list-style:none; display:flex; flex-wrap:wrap; }
.nav-list > li { position:relative; }
.nav-list > li > a {
    display:flex; align-items:center; gap:5px;
    padding:12px 14px; color:rgba(255,255,255,.72);
    font-size:13px; font-weight:500; letter-spacing:.2px;
    transition:color var(--transition-fast), background var(--transition-fast);
    position:relative;
}
.nav-list > li > a::after {
    content:''; position:absolute; bottom:0; left:50%; right:50%;
    height:2.5px; background:var(--teal); border-radius:2px 2px 0 0;
    transition:left var(--transition), right var(--transition);
}
.nav-list > li > a:hover::after,
.nav-list > li > a.active::after { left:8px; right:8px; }
.nav-list > li > a:hover,
.nav-list > li > a.active { color:#ffffff; background:rgba(255,255,255,.07); }

/* Dropdown */
.has-dropdown { position:relative; }
.has-dropdown:hover .dropdown { opacity:1; visibility:visible; transform:translateY(0); }
.dropdown {
    position:absolute; top:calc(100% + 4px); left:0;
    background:#0E2847; min-width:214px;
    border-radius:0 0 var(--radius) var(--radius);
    box-shadow:0 12px 40px rgba(0,0,0,.4); list-style:none; z-index:999;
    opacity:0; visibility:hidden; transform:translateY(-8px);
    transition:opacity var(--transition),visibility var(--transition),transform var(--transition);
    border-top:2px solid var(--teal); overflow:hidden;
}
.dropdown li a {
    display:flex; align-items:center; gap:8px;
    padding:11px 18px; color:rgba(255,255,255,.72);
    font-size:13px; font-weight:500;
    border-bottom:1px solid rgba(255,255,255,.07);
    transition:background var(--transition-fast), color var(--transition-fast), padding-left var(--transition-fast);
}
.dropdown li:last-child a { border-bottom:none; }
.dropdown li a::before {
    content:''; width:5px; height:5px; border-radius:50%;
    background:var(--teal); flex-shrink:0; opacity:0;
    transition:opacity var(--transition-fast);
}
.dropdown li a:hover { background:rgba(6,182,212,.12); color:#fff; padding-left:22px; }
.dropdown li a:hover::before { opacity:1; }

/* ─── 8. Page Main ───────────────────────────────────────── */
.page-main { min-height:70vh; }

/* ─── 9. Hero Section ────────────────────────────────────── */
.hero {
    background: var(--hero-bg, #0A1628);
    padding: 100px 24px 90px;
    text-align:center; color:#fff; position:relative; overflow:hidden;
    min-height: 88vh;
    display:flex; flex-direction:column; align-items:center; justify-content:center;
}

/* Canvas star field */
#hero-canvas {
    position:absolute; inset:0; width:100%; height:100%;
    pointer-events:none; z-index:0;
}

/* Dot grid */
.hero::before {
    content:''; position:absolute; inset:0;
    background-image: radial-gradient(circle, rgba(255,255,255,.04) 1.5px, transparent 1.5px);
    background-size: 36px 36px; pointer-events:none; z-index:1;
}

/* Aurora sweep */
.hero-aurora {
    position:absolute; inset:0; pointer-events:none; z-index:1; overflow:hidden;
}
.hero-aurora::after {
    content:'';
    position:absolute; top:-40%; left:-30%; width:160%; height:180%;
    background: conic-gradient(
        from 200deg at 50% 60%,
        transparent 0deg,
        rgba(37,99,235,.10) 40deg,
        rgba(6,182,212,.07) 70deg,
        rgba(59,130,246,.05) 110deg,
        transparent 150deg
    );
    animation: aurora-spin 18s linear infinite;
}
@keyframes aurora-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* Blobs */
.hero-blob {
    position:absolute; border-radius:50%; filter:blur(100px); pointer-events:none; z-index:1;
}
.hero-blob-1 {
    width:560px; height:560px;
    background: radial-gradient(circle, rgba(37,99,235,.30) 0%, transparent 65%);
    top:-160px; left:-120px;
    animation: blob-drift-1 20s ease-in-out infinite alternate;
}
.hero-blob-2 {
    width:480px; height:480px;
    background: radial-gradient(circle, rgba(6,182,212,.20) 0%, transparent 65%);
    bottom:-100px; right:-100px;
    animation: blob-drift-2 24s ease-in-out infinite alternate;
}
.hero-blob-3 {
    width:340px; height:340px;
    background: radial-gradient(circle, rgba(59,130,246,.16) 0%, transparent 65%);
    top:30%; left:55%;
    animation: blob-drift-3 16s ease-in-out infinite alternate;
}
@keyframes blob-drift-1 {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(60px, 80px) scale(1.12); }
}
@keyframes blob-drift-2 {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(-70px, -50px) scale(1.08); }
}
@keyframes blob-drift-3 {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(-40px, 60px) scale(.9); }
}

.hero-inner { position:relative; max-width:820px; margin:auto; z-index:2; }
.hero-badge {
    display:inline-flex; align-items:center; gap:8px;
    background:rgba(255,255,255,.1); backdrop-filter:blur(12px);
    border:1px solid rgba(255,255,255,.18); border-radius:var(--radius-full);
    padding:6px 18px 6px 12px; font-size:12px; font-weight:500;
    letter-spacing:.8px; text-transform:uppercase; color:rgba(255,255,255,.82);
    margin-bottom:24px; animation:fadeInUp .8s var(--ease) .1s both;
}
.hero-badge i { color:var(--accent-lt); }
.hero-title {
    font-family:var(--font-serif); font-size:clamp(32px,5.5vw,58px);
    font-weight:700; line-height:1.18; margin-bottom:22px;
    text-shadow:0 2px 20px rgba(0,0,0,.2);
    animation: fadeInUp .8s var(--ease) .25s both;
}
.hero-title-accent {
    background: linear-gradient(135deg, #ffffff 0%, #67E8F9 55%, #22D3EE 100%);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.hero-desc {
    font-size:17px; line-height:1.78; color:rgba(255,255,255,.8);
    margin-bottom:40px; max-width:660px; margin-left:auto; margin-right:auto;
    animation: fadeInUp .8s var(--ease) .4s both;
}
.hero-btns {
    display:flex; gap:14px; justify-content:center; flex-wrap:wrap;
    animation: fadeInUp .8s var(--ease) .55s both;
}
/* Hero logo */
.hero-logo-wrap {
    margin-bottom: 24px;
    animation: fadeInUp .7s var(--ease) both;
}
.hero-logo-img {
    height: 64px; width: auto; max-width: 220px;
    object-fit: contain; display: block; margin: 0 auto;
    border-radius: 10px; padding: 8px 14px;
    background: rgba(255,255,255,.12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.18);
}

/* hero h2 compat */
.hero h2 { font-family:var(--font-serif); font-size:clamp(28px,5vw,48px); margin-bottom:16px; }
.hero p:not(.hero-desc) { font-size:17px; opacity:.88; margin-bottom:32px; }

.hero-scroll {
    position:absolute; bottom:28px; left:50%; transform:translateX(-50%);
    display:flex; flex-direction:column; align-items:center; gap:6px; z-index:2;
    color:rgba(255,255,255,.45); font-size:10px; letter-spacing:1.5px;
    text-transform:uppercase; z-index:3;
    animation: fadeIn 1s var(--ease) 1.2s both;
}
.hero-scroll-arrow {
    width:26px; height:26px; border:1.5px solid rgba(255,255,255,.28); border-radius:50%;
    display:flex; align-items:center; justify-content:center; font-size:9px;
    animation: scroll-bounce 2.2s ease-in-out infinite;
}

/* ─── 10. Buttons ────────────────────────────────────────── */
.btn {
    display:inline-flex; align-items:center; gap:8px;
    padding:13px 30px; border-radius:var(--radius-full);
    font-weight:600; font-size:14px; letter-spacing:.4px;
    cursor:pointer; border:none; text-decoration:none;
    transition:transform var(--transition-bounce), box-shadow var(--transition), background var(--transition-fast), color var(--transition-fast);
    position:relative; overflow:hidden; white-space:nowrap; font-family:var(--font-sans);
}
.btn:hover { transform:translateY(-2px); }
.btn:active { transform:translateY(0); }
.btn-primary { background:var(--primary); color:#fff; box-shadow:0 4px 16px rgba(37,99,235,.35); }
.btn-primary:hover { color:#fff; box-shadow:0 8px 28px rgba(6,182,212,.5); background:var(--teal-dk); }
.btn-glow { animation:glow-pulse 3s ease-in-out infinite; }
.btn-glow:hover { animation:none; }
.btn-outline { background:transparent; color:#fff; border:2px solid rgba(255,255,255,.5); }
.btn-outline:hover { background:rgba(255,255,255,.12); color:#fff; border-color:rgba(255,255,255,.8); }
.btn-outline-white {
    background:rgba(255,255,255,.1); color:#fff; border:1.5px solid rgba(255,255,255,.28);
    backdrop-filter:blur(8px);
}
.btn-outline-white:hover { background:rgba(255,255,255,.2); color:#fff; border-color:rgba(255,255,255,.6); }
.btn-secondary {
    background:var(--primary-100); color:var(--primary); border:1.5px solid rgba(26,58,110,.15);
}
.btn-secondary:hover { background:var(--primary); color:#fff; box-shadow:0 8px 28px rgba(26,58,110,.35); }

/* ─── 11. Stats Row ──────────────────────────────────────── */
.stats-row {
    display:flex; flex-wrap:wrap; justify-content:center;
    background: linear-gradient(135deg, #0B1F3A 0%, #0E3460 55%, #0B1F3A 100%);
    position:relative; overflow:hidden;
}
.stats-row::before {
    content:''; position:absolute; inset:0;
    background-image:radial-gradient(circle,rgba(255,255,255,.04) 1px,transparent 1px);
    background-size:24px 24px; pointer-events:none;
}
.stat-item {
    text-align:center; color:#fff;
    padding:44px 40px; flex:1; min-width:180px;
    position:relative; z-index:1; transition:background var(--transition);
}
.stat-item::after {
    content:''; position:absolute; right:0; top:20%; bottom:20%;
    width:1px; background:rgba(255,255,255,.1);
}
.stat-item:last-child::after { display:none; }
.stat-item:hover { background:rgba(255,255,255,.04); }
.stat-icon {
    width:50px; height:50px; border-radius:12px;
    background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.12);
    display:flex; align-items:center; justify-content:center;
    margin:0 auto 14px; font-size:20px; color:var(--accent-lt);
    transition:transform var(--transition-bounce);
}
.stat-item:hover .stat-icon { transform:scale(1.1) rotate(-6deg); }
.stat-number {
    font-family:var(--font-serif); font-size:46px; font-weight:700;
    color:#fff; line-height:1; letter-spacing:-1px;
}
.stat-suffix { color:var(--accent-lt); }
.stat-label {
    font-size:12px; color:rgba(255,255,255,.62);
    text-transform:uppercase; letter-spacing:1px; margin-top:8px; font-weight:500;
}

/* ─── 12. Section ────────────────────────────────────────── */
.section { padding:80px 24px; }
.section-alt { background:var(--light-bg); }
.section-inner { max-width:var(--max-w); margin:auto; }
.section-header { text-align:center; margin-bottom:56px; }
.section-header .label {
    display:inline-flex; align-items:center; gap:6px;
    padding:5px 16px; border-radius:var(--radius-full);
    background:var(--primary-50); color:var(--primary);
    font-size:11.5px; font-weight:700; letter-spacing:1.2px;
    text-transform:uppercase; margin-bottom:14px;
    border:1px solid rgba(26,58,110,.08);
}
[data-theme="dark"] .section-header .label {
    background: rgba(91,141,239,.12);
    border-color: rgba(91,141,239,.28);
    color: var(--primary);
}
.section-header h2 {
    font-family:var(--font-serif); font-size:clamp(26px,3.5vw,38px);
    font-weight:700; color:var(--text); line-height:1.25;
}
.section-header p {
    color:var(--text-sec); margin-top:12px; max-width:560px;
    margin-left:auto; margin-right:auto; font-size:15.5px;
}
.divider {
    width:52px; height:4px;
    background:linear-gradient(90deg,var(--accent),var(--accent-lt));
    border-radius:var(--radius-full); margin:16px auto 0;
}

/* ─── 13. Cards Grid ─────────────────────────────────────── */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(290px,1fr)); gap:28px; }
.card {
    background:var(--card-bg); border-radius:var(--radius);
    box-shadow:var(--card-shadow); overflow:hidden;
    transition:transform var(--transition-bounce), box-shadow var(--transition);
    border:1px solid var(--border); position:relative;
}
.card:hover { transform:translateY(-7px); box-shadow:var(--shadow-lg); }
.card-img { height:190px; overflow:hidden; background:var(--light-bg); }
.card-img img { width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.card:hover .card-img img { transform:scale(1.07); }
.card-body { padding:24px; }
.card-body h3 { font-size:16px; font-weight:600; color:var(--text); margin-bottom:10px; line-height:1.4; }
.card-body p { color:var(--text-sec); font-size:13.5px; line-height:1.65; }
.card-tag {
    display:inline-flex; align-items:center; gap:5px;
    padding:4px 12px; border-radius:var(--radius-full);
    font-size:10.5px; font-weight:700; letter-spacing:.6px; text-transform:uppercase;
    background:var(--primary-50); color:var(--primary); margin-bottom:12px;
    border:1px solid rgba(26,58,110,.08);
}

/* ─── 14. News Feed ──────────────────────────────────────── */
.news-list { display:flex; flex-direction:column; gap:14px; }
.news-item-link { text-decoration:none; color:inherit; display:block; }
.news-item {
    display:flex; gap:20px; padding:20px 22px;
    background:var(--card-bg); border-radius:var(--radius);
    border-left:4px solid var(--primary); box-shadow:var(--card-shadow);
    transition:transform var(--transition), box-shadow var(--transition); position:relative;
}
.news-item-clickable { cursor:pointer; }
.news-item-clickable:hover { transform:translateX(5px); box-shadow:var(--shadow-lg); }
.news-date {
    min-width:62px; text-align:center;
    background:linear-gradient(135deg,var(--primary),var(--teal));
    color:#fff; border-radius:var(--radius-sm);
    padding:10px 8px; font-size:11.5px; font-weight:600; height:fit-content; flex-shrink:0;
    box-shadow:0 3px 12px rgba(26,58,110,.25);
}
.news-date .day { font-size:24px; display:block; line-height:1; font-weight:700; font-family:var(--font-serif); }
.news-body h4 { font-size:15px; font-weight:600; color:var(--text); margin-bottom:6px; line-height:1.4; }
.news-body p { color:var(--text-sec); font-size:13.5px; line-height:1.6; }
.news-item-footer { display:flex; align-items:center; gap:12px; margin-top:12px; flex-wrap:wrap; }
.news-read-more { display:inline-flex; align-items:center; gap:5px; font-size:12.5px; font-weight:600; color:var(--primary); transition:gap var(--transition-fast),color var(--transition-fast); }
.news-item-clickable:hover .news-read-more { gap:8px; color:var(--accent); }
.news-pdf-badge {
    display:inline-flex; align-items:center; gap:5px;
    background:rgba(220,38,38,.07); color:#dc2626;
    border:1px solid rgba(220,38,38,.18); border-radius:var(--radius-full);
    padding:3px 10px; font-size:11px; font-weight:600;
}
/* News title row (title + NEW badge side by side) */
.news-title-row { display:flex; align-items:flex-start; gap:10px; flex-wrap:wrap; margin-bottom:6px; }
.news-title-row h4 { margin-bottom:0; flex:1; min-width:0; }
/* NEW badge */
.news-new-badge {
    display:inline-flex; align-items:center; gap:4px; flex-shrink:0;
    background:linear-gradient(135deg,var(--primary),var(--teal-dk));
    color:#fff; border-radius:var(--radius-full);
    padding:3px 10px; font-size:10.5px; font-weight:800;
    letter-spacing:.8px; text-transform:uppercase;
    box-shadow:0 2px 8px rgba(59,130,246,.4);
    animation:pulse-dot 2s ease infinite;
}
.news-new-badge i { font-size:9px; }

/* ─── 15. Research Pillars ───────────────────────────────── */
.pillars-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:28px; }
.pillar {
    background:var(--card-bg); border-radius:var(--radius-lg); padding:36px 32px;
    box-shadow:var(--card-shadow); border:1px solid var(--border);
    border-top:3px solid transparent;
    transition:transform var(--transition-bounce), box-shadow var(--transition), border-top-color var(--transition);
    position:relative; overflow:hidden;
}
.pillar::after {
    content:''; position:absolute; bottom:-40px; right:-40px;
    width:140px; height:140px; border-radius:50%;
    background:rgba(59,130,246,.03); transition:transform .5s var(--ease);
}
.pillar:hover::after { transform:scale(1.6); }
.pillar:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); border-top-color:var(--primary); }
.pillar:nth-child(2):hover  { border-top-color:var(--teal); }
.pillar:nth-child(3):hover  { border-top-color:var(--teal-dk); }
.pillar-icon {
    width:60px; height:60px; border-radius:14px; margin-bottom:22px;
    display:flex; align-items:center; justify-content:center; font-size:24px;
    background:var(--primary-50); color:var(--primary); position:relative; z-index:1;
    border:1px solid rgba(59,130,246,.12); transition:transform var(--transition-bounce), background var(--transition);
}
.pillar:hover .pillar-icon { transform:scale(1.08) rotate(-4deg); background:var(--primary); color:#fff; }
.pillar:nth-child(2) .pillar-icon { background:rgba(37,99,235,.07); color:var(--teal); border-color:rgba(37,99,235,.12); }
.pillar:nth-child(2):hover .pillar-icon { background:var(--teal); color:#fff; }
.pillar:nth-child(3) .pillar-icon { background:rgba(29,78,216,.07); color:var(--teal-dk); border-color:rgba(29,78,216,.12); }
.pillar:nth-child(3):hover .pillar-icon { background:var(--teal-dk); color:#fff; }
.pillar h3 { font-size:18px; font-weight:700; margin-bottom:12px; color:var(--text); position:relative; z-index:1; }
.pillar p  { color:var(--text-sec); font-size:14px; line-height:1.7; position:relative; z-index:1; }

/* ─── 16. People Page ────────────────────────────────────── */
.people-count-badge { font-size:14px;font-weight:400;color:var(--muted);font-family:'Inter',sans-serif; }
.people-section { margin-bottom:60px; }
.people-section-title {
    font-family:var(--font-serif); font-size:22px; color:var(--text);
    padding-bottom:14px; border-bottom:2px solid var(--border);
    margin-bottom:28px; display:flex; align-items:center; gap:10px; position:relative;
}
.people-section-title::after {
    content:''; position:absolute; bottom:-2px; left:0;
    width:50px; height:2px; background:var(--accent);
}

/* ── People grid ── */
.people-grid {
    display:grid;
    grid-template-columns:repeat(auto-fill, minmax(210px, 1fr));
    gap:20px;
}

/* ── Person card ── */
:root {
    --pc-blue-dark:   #0B1F3A;
    --pc-blue-mid:    #0E3460;
    --pc-blue-light:  #2563EB;
    --pc-banner-grad: linear-gradient(150deg, #0B1F3A 0%, #0E3460 100%);
}
.person-card {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-align: center;
    transition: transform .3s cubic-bezier(.34,1.4,.64,1),
                box-shadow .3s ease,
                border-color .3s ease;
    box-shadow: 0 2px 14px rgba(11,31,58,.07), 0 1px 3px rgba(0,0,0,.04);
}
.person-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(11,31,58,.13), 0 4px 14px rgba(37,99,235,.08);
    border-color: rgba(37,99,235,.2);
}

/* Full-bleed photo at top */
.pc-photo-top {
    width: 100%;
    height: 200px;
    flex-shrink: 0;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
    background: var(--pc-banner-grad);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.pc-photo-top img {
    width: 100%; height: 100%;
    object-fit: cover; object-position: top center;
    display: block;
    transition: transform .45s var(--ease);
}
.person-card:hover .pc-photo-top img { transform: scale(1.05); }
.pc-avatar-circle {
    width: 100px; height: 100px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 32px; font-weight: 800; color: #fff; letter-spacing: -1px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--teal-dk) 100%);
    user-select: none; flex-shrink: 0;
}

/* Card body */
.person-card .pc-body {
    padding: 18px 20px 4px;
    display: flex; flex-direction: column; align-items: center;
    gap: 5px; flex: 1;
}
.pc-name {
    font-size: 15.5px; font-weight: 700; color: var(--text);
    line-height: 1.3; margin: 0;
    font-family: var(--font-serif);
}

/* ── Role badges — role-specific colors ── */
.pc-badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 3px 10px; border-radius: var(--radius-full);
    font-size: 9.5px; font-weight: 700; letter-spacing: .7px; text-transform: uppercase;
    border: 1px solid transparent;
    transition: opacity .2s;
}
.pc-badge-pi, .pc-badge[data-role="pi"] {
    background: #0B1F3A; color: #ffffff; border-color: #0B1F3A;
}
.pc-badge-associated_faculty, .pc-badge[data-role="associated_faculty"] {
    background: rgba(71,85,105,.1); color: #475569; border-color: rgba(71,85,105,.25);
}
.pc-badge-research_scholar, .pc-badge[data-role="research_scholar"] {
    background: rgba(6,182,212,.1); color: #0891B2; border-color: rgba(6,182,212,.3);
}
.pc-badge-project_staff, .pc-badge[data-role="project_staff"] {
    background: rgba(16,185,129,.08); color: #059669; border-color: rgba(16,185,129,.22);
}
.pc-badge-mtech, .pc-badge[data-role="mtech"] {
    background: rgba(124,58,237,.08); color: #7c3aed; border-color: rgba(124,58,237,.22);
}
.pc-badge-btech, .pc-badge[data-role="btech"] {
    background: rgba(245,158,11,.08); color: #b45309; border-color: rgba(245,158,11,.22);
}
.pc-badge-intern, .pc-badge[data-role="intern"] {
    background: rgba(236,72,153,.08); color: #be185d; border-color: rgba(236,72,153,.22);
}
[data-theme="dark"] .pc-badge-pi, [data-theme="dark"] .pc-badge[data-role="pi"] { background: rgba(11,31,58,.9); color: #93c5fd; border-color: rgba(147,197,253,.3); }
[data-theme="dark"] .pc-badge-associated_faculty, [data-theme="dark"] .pc-badge[data-role="associated_faculty"] { background: rgba(100,116,139,.12); color: #94a3b8; border-color: rgba(148,163,184,.2); }
[data-theme="dark"] .pc-badge-research_scholar, [data-theme="dark"] .pc-badge[data-role="research_scholar"] { background: rgba(6,182,212,.1); color: #22d3ee; border-color: rgba(34,211,238,.28); }
[data-theme="dark"] .pc-badge-project_staff, [data-theme="dark"] .pc-badge[data-role="project_staff"] { background: rgba(16,185,129,.1); color: #34d399; border-color: rgba(52,211,153,.22); }
[data-theme="dark"] .pc-badge-mtech, [data-theme="dark"] .pc-badge[data-role="mtech"] { background: rgba(139,92,246,.1); color: #a78bfa; border-color: rgba(167,139,250,.22); }
[data-theme="dark"] .pc-badge-btech, [data-theme="dark"] .pc-badge[data-role="btech"] { background: rgba(251,191,36,.08); color: #fbbf24; border-color: rgba(251,191,36,.22); }
[data-theme="dark"] .pc-badge-intern, [data-theme="dark"] .pc-badge[data-role="intern"] { background: rgba(244,114,182,.08); color: #f472b6; border-color: rgba(244,114,182,.2); }

.pc-desig {
    font-size: 11.5px; color: var(--text-sec); margin: 0; line-height: 1.4;
}
.pc-inst {
    font-size: 11px; color: var(--muted); margin: 0;
    display: flex; align-items: center; justify-content: center; gap: 4px;
}
.pc-email {
    font-size: 11px; color: var(--primary); text-decoration: none;
    display: flex; align-items: center; justify-content: center; gap: 4px;
    max-width: 100%; overflow: hidden; transition: color .15s;
}
.pc-email span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pc-email:hover { color: var(--teal-dk); }
[data-theme="dark"] .pc-email { color: #60a5fa; }
[data-theme="dark"] .pc-email:hover { color: #22d3ee; }

/* Footer — links + profile button */
.pc-footer {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 16px 14px; border-top: 1px solid var(--border);
    margin-top: 10px; gap: 8px;
}
.pc-links { display: flex; align-items: center; gap: 6px; }
.pc-link-ico {
    width: 30px; height: 30px; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px; background: var(--light-bg); border: 1px solid var(--border);
    text-decoration: none; transition: transform .18s, background .18s, color .18s;
}
.pc-link-ico:hover { transform: scale(1.12) translateY(-1px); background: rgba(6,182,212,.12); border-color: rgba(6,182,212,.3); color: var(--teal-dk); }
.pc-link-ico.linkedin   { color: #0a66c2; }
.pc-link-ico.website    { color: #2563eb; }
.pc-link-ico.portfolio  { color: #0891b2; }
[data-theme="dark"] .pc-link-ico { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.1); }
[data-theme="dark"] .pc-link-ico:hover { background: rgba(6,182,212,.15); border-color: rgba(34,211,238,.3); color: #22d3ee; }
.pc-profile-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 16px; border-radius: var(--radius-full);
    font-size: 11.5px; font-weight: 600; color: #fff;
    background: linear-gradient(135deg, #0B1F3A 0%, #2563EB 100%);
    text-decoration: none;
    transition: box-shadow .25s, transform .25s, background .25s;
    white-space: nowrap; margin-left: auto;
    box-shadow: 0 3px 10px rgba(37,99,235,.3);
}
.pc-profile-btn:hover {
    background: linear-gradient(135deg, #2563EB 0%, #06B6D4 100%);
    transform: translateX(3px);
    box-shadow: 0 6px 20px rgba(6,182,212,.4);
    color: #fff;
}

/* PhD scholar thesis + co-supervisor lines on person card */
.pc-thesis {
    font-size: 11px; color: var(--text-sec); margin: 4px 0 2px;
    display: flex; align-items: flex-start; gap: 5px; text-align: left;
    line-height: 1.45;
}
.pc-thesis i { color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.pc-thesis span {
    display: -webkit-box; -webkit-line-clamp: 3;
    -webkit-box-orient: vertical; overflow: hidden;
}
.pc-cosup {
    font-size: 11px; color: var(--muted); margin: 4px 0;
    display: flex; align-items: center; justify-content: center;
    gap: 5px; text-align: center; line-height: 1.4;
    padding: 3px 8px;
    background: var(--teal-50);
    border-radius: 6px;
}
.pc-cosup i { color: var(--teal); flex-shrink: 0; font-size: 11px; }
.pc-cosup span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 160px; }

/* Research interests on non-PhD cards — clamp to 3 lines */
.pc-inst.pc-research {
    display: flex; align-items: flex-start; gap: 5px; text-align: left;
    font-size: 11px; color: var(--text-sec); margin: 3px 0; line-height: 1.45;
}
.pc-inst.pc-research i { flex-shrink: 0; margin-top: 2px; }
.pc-inst.pc-research span {
    display: -webkit-box; -webkit-line-clamp: 3;
    -webkit-box-orient: vertical; overflow: hidden;
}
[data-theme="dark"] .pc-thesis { color: rgba(255,255,255,.7); }
[data-theme="dark"] .pc-cosup  { color: rgba(255,255,255,.6); background: rgba(6,182,212,.08); }

/* See more */
.see-more-btn {
    display:flex; align-items:center; justify-content:center; gap:8px; margin:12px 0;
    background:var(--card-bg); border:1.5px dashed var(--border); border-radius:12px;
    width:100%; padding:13px; color:var(--primary); font-weight:600; font-size:13px;
    cursor:pointer; transition:border-color var(--transition), background var(--transition);
    font-family:var(--font-sans);
}
.see-more-btn:hover { border-color:var(--primary); background:var(--primary-50); }

/* Collapsed group — must beat .people-grid specificity */
.people-grid.collapsed-group { display:none !important; }
.people-grid.collapsed-group.open { display:grid !important; }

/* Former members heading */
.prev-section-heading {
    display:flex; align-items:center; gap:10px;
    font-family:var(--font-serif); font-size:20px; color:var(--text);
    padding-bottom:12px; border-bottom:2px solid var(--border);
    margin:56px 0 24px; position:relative;
}
.prev-section-heading::after {
    content:''; position:absolute; bottom:-2px; left:0;
    width:40px; height:2px; background:var(--muted);
}
.prev-section-heading i { color:var(--muted); font-size:18px; }

/* ─── 17. Previous Members Accordion ────────────────────── */
.prev-accordion { margin-top:32px; margin-bottom:48px; }
.prev-accordion-header {
    display:flex; align-items:center; justify-content:space-between;
    padding:16px 22px; border-radius:var(--radius);
    background:var(--light-bg); border:1.5px solid var(--border);
    cursor:pointer; user-select:none; width:100%; text-align:left;
    font-family:var(--font-sans);
    transition:background var(--transition),border-color var(--transition);
}
.prev-accordion-header:hover { background:var(--primary-50); border-color:rgba(26,58,110,.2); }
.prev-accordion-header[aria-expanded="true"],
.prev-accordion-header.open { background:var(--primary-50); border-color:var(--primary); border-bottom-left-radius:0; border-bottom-right-radius:0; }
.prev-accordion-header[aria-expanded="true"] .prev-accordion-arrow { transform:rotate(180deg); }
.prev-accordion-title { display:flex; align-items:center; gap:12px; }
.prev-accordion-title i { color:var(--primary); font-size:16px; }
.prev-accordion-title span { font-weight:600; font-size:15px; color:var(--text); }
.prev-accordion-title .count-badge {
    background:var(--primary-50); color:var(--primary);
    font-size:11px; font-weight:700; padding:2px 10px;
    border-radius:var(--radius-full); letter-spacing:.4px;
}
.prev-accordion-arrow { font-size:13px; color:var(--muted); transition:transform .3s var(--ease); }
.prev-accordion-header.open .prev-accordion-arrow { transform:rotate(180deg); }
.prev-accordion-body {
    border:1.5px solid var(--primary); border-top:none;
    border-bottom-left-radius:var(--radius); border-bottom-right-radius:var(--radius);
    padding:24px; background:var(--card-bg);
}
/* hidden attribute hides the body; JS removes it to open */
.prev-accordion-body[hidden] { display:none !important; }
.prev-accordion-body:not([hidden]) { display:block; }
.prev-sub-tabs { display:flex; gap:8px; margin-bottom:20px; flex-wrap:wrap; }
.prev-sub-tab {
    padding:7px 20px; border-radius:var(--radius-full); border:1.5px solid var(--border);
    background:var(--card-bg); font-size:13px; font-weight:600; cursor:pointer;
    color:var(--muted); transition:all var(--transition); font-family:var(--font-sans);
}
.prev-sub-tab.active { background:var(--primary); color:#fff; border-color:var(--primary); }
.prev-sub-tab:hover:not(.active) { border-color:var(--primary); color:var(--primary); }
.prev-sub-panel { display:none; }
.prev-sub-panel.active { display:block; }
.prev-member-list { display:flex; flex-direction:column; gap:1px; }
.prev-member-row {
    display:grid; grid-template-columns:2fr 1.5fr 1.2fr 2fr;
    gap:12px; align-items:center; padding:13px 18px;
    border-radius:var(--radius-sm); font-size:13.5px; transition:background var(--transition-fast);
}
.prev-member-row:hover { background:var(--light-bg); }
.prev-member-row:nth-child(even) { background:rgba(248,250,252,.6); }
.prev-member-row:nth-child(even):hover { background:var(--light-bg); }
.prev-member-row .pmr-name { font-weight:600; color:var(--text); }
.prev-member-row .pmr-thesis { color:var(--muted); font-style:italic; font-size:13px; }
.prev-member-row .pmr-tenure {
    display:inline-flex; align-items:center; gap:5px;
    color:var(--primary); font-size:12px; font-weight:500;
    background:var(--primary-50); padding:3px 10px; border-radius:var(--radius-full);
}
.prev-member-row .pmr-desig { color:var(--muted); font-size:13px; }
.prev-member-header {
    display:grid; grid-template-columns:2fr 1.5fr 1.2fr 2fr;
    gap:12px; padding:8px 18px 12px;
    font-size:10.5px; font-weight:700; text-transform:uppercase; letter-spacing:.7px;
    color:var(--muted); border-bottom:2px solid var(--border); margin-bottom:4px;
}
.prev-staff-row {
    display:grid; grid-template-columns:2fr 1.8fr 1.2fr 2fr;
    gap:12px; align-items:center; padding:13px 18px;
    border-radius:var(--radius-sm); font-size:13.5px; transition:background var(--transition-fast);
}
.prev-staff-row:hover { background:var(--light-bg); }
.prev-staff-row:nth-child(even) { background:rgba(248,250,252,.6); }
.prev-staff-header {
    display:grid; grid-template-columns:2fr 1.8fr 1.2fr 2fr;
    gap:12px; padding:8px 18px 12px;
    font-size:10.5px; font-weight:700; text-transform:uppercase; letter-spacing:.7px;
    color:var(--muted); border-bottom:2px solid var(--border); margin-bottom:4px;
}
@media (max-width:700px) {
    .prev-member-row,.prev-member-header,.prev-staff-row,.prev-staff-header { grid-template-columns:1fr 1fr; }
    .prev-member-row .pmr-thesis,.prev-staff-row .pmr-desig { display:none; }
}

/* ─── 18a. PhD Alumni Card Grid ─────────────────────────── */
.phd-alum-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 16px;
}
.phd-alum-card {
    background: var(--card-bg);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 14px;
    transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.phd-alum-info {
    flex: 1; min-width: 0;
    display: flex; flex-direction: column; gap: 6px;
}
.phd-alum-card:hover {
    box-shadow: 0 8px 28px rgba(59,130,246,.12);
    border-color: rgba(59,130,246,.3);
    transform: translateY(-2px);
}
.phd-alum-avatar {
    width: 64px; height: 64px; border-radius: 50%;
    border: 2.5px solid var(--border);
    flex-shrink: 0; overflow: hidden;
    background: linear-gradient(135deg, var(--primary), var(--teal));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 22px; font-weight: 700;
}
.phd-alum-avatar img {
    width: 100%; height: 100%; object-fit: cover;
    display: block;
}
.phd-alum-name {
    font-family: var(--font-serif);
    font-size: 15px; font-weight: 700;
    color: var(--text); margin: 0;
}
.phd-alum-thesis {
    font-size: 12px; color: var(--text-sec);
    font-style: italic; line-height: 1.5; margin: 0;
}
.phd-alum-meta {
    display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px;
}
.phd-alum-chip {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: var(--radius-full);
    font-size: 11px; font-weight: 600;
}
.phd-chip-year {
    background: rgba(59,130,246,.1); color: var(--primary);
    border: 1px solid rgba(59,130,246,.2);
}
.phd-chip-cosup {
    background: rgba(34,211,238,.08); color: var(--teal);
    border: 1px solid rgba(34,211,238,.18);
}

/* Co-supervisor as a clean labelled row (not a chip) */
.phd-alum-cosup-row {
    display: flex; flex-direction: column; gap: 2px;
    margin: 6px 0 4px; padding: 7px 10px;
    background: rgba(6,182,212,.05);
    border-left: 3px solid var(--teal);
    border-radius: 0 6px 6px 0;
    font-size: 11px;
}
.phd-cosup-label {
    display: flex; align-items: center; gap: 5px;
    font-size: 9.5px; font-weight: 700; letter-spacing: .6px;
    text-transform: uppercase; color: var(--teal);
}
.phd-cosup-label i { font-size: 9px; }
.phd-cosup-value {
    color: var(--text-sec); font-weight: 500; line-height: 1.4;
}
[data-theme="dark"] .phd-alum-cosup-row {
    background: rgba(6,182,212,.06);
    border-left-color: #22d3ee;
}
[data-theme="dark"] .phd-cosup-label { color: #22d3ee; }
[data-theme="dark"] .phd-cosup-value { color: rgba(255,255,255,.65); }
.phd-chip-desig {
    background: var(--light-bg); color: var(--muted);
    border: 1px solid var(--border);
}
.phd-alum-links {
    display: flex; gap: 8px; margin-top: 2px;
}
.phd-alum-link {
    width: 28px; height: 28px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; transition: background var(--transition);
    background: var(--light-bg); color: var(--muted);
}
.phd-alum-link:hover { background: var(--primary-50); color: var(--primary); }
.phd-alum-link.linkedin:hover { background: rgba(10,102,194,.1); color: #0a66c2; }

/* Dark mode overrides */
[data-theme="dark"] .phd-alum-card { border-color: rgba(255,255,255,.08); }
[data-theme="dark"] .phd-alum-card:hover { border-color: rgba(96,165,250,.3); box-shadow: 0 8px 28px rgba(0,0,0,.4); }
[data-theme="dark"] .phd-alum-name { color: #f0f4ff; }
[data-theme="dark"] .phd-alum-thesis { color: rgba(255,255,255,.6); }
[data-theme="dark"] .phd-chip-year { background: rgba(96,165,250,.12); color: #93c5fd; border-color: rgba(96,165,250,.2); }
[data-theme="dark"] .phd-chip-cosup { background: rgba(34,211,238,.06); color: #67e8f9; border-color: rgba(34,211,238,.14); }
[data-theme="dark"] .phd-chip-desig { background: rgba(255,255,255,.05); color: rgba(255,255,255,.5); border-color: rgba(255,255,255,.1); }
[data-theme="dark"] .phd-alum-link { background: rgba(255,255,255,.05); color: rgba(255,255,255,.5); }
[data-theme="dark"] .phd-alum-link:hover { background: rgba(96,165,250,.12); color: #60a5fa; }

@media (max-width: 600px) {
    .phd-alum-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .phd-alum-card { padding: 14px; }
}
@media (max-width: 400px) {
    .phd-alum-grid { grid-template-columns: 1fr; }
}

/* ─── 18. Publications ───────────────────────────────────── */
.pub-filter-wrap { margin-bottom:36px; }

/* Count badge inside filter buttons */
.pub-badge {
    display:inline-flex; align-items:center; justify-content:center;
    min-width:20px; height:20px; padding:0 5px;
    background:var(--primary-50); color:var(--primary);
    border-radius:var(--radius-full); font-size:11px; font-weight:700;
    margin-left:2px;
}
.tag-filter button.active .pub-badge { background:rgba(255,255,255,.25); color:#fff; }

/* Year dividers */
.pub-year-header { display:flex; align-items:center; gap:16px; margin:44px 0 18px; }
.pub-year-header h3 { font-family:var(--font-serif); font-size:26px; color:var(--text); white-space:nowrap; margin:0; }
.pub-year-header::after { content:''; flex:1; height:1.5px; background:linear-gradient(to right,var(--border),transparent); }

/* Publication cards */
.pub-item {
    background:var(--card-bg); border-radius:var(--radius); padding:20px 24px; margin-bottom:12px;
    border-left:4px solid var(--teal); box-shadow:var(--card-shadow);
    transition:transform var(--transition), box-shadow var(--transition);
}
.pub-item:hover { transform:translateX(5px); box-shadow:var(--shadow-lg); }
.pub-item.journal      { border-left-color:var(--primary); }
.pub-item.conference   { border-left-color:var(--accent); }
.pub-item.workshop     { border-left-color:#7c3aed; }
.pub-item.book_chapter,
.pub-item.book         { border-left-color:var(--teal); }

.pub-title   { font-size:16px; font-weight:700; color:var(--text); margin-bottom:8px; line-height:1.5; }
.pub-authors { font-size:13px; color:var(--muted); margin-bottom:6px; line-height:1.5; }
.pub-venue   { font-size:13px; color:var(--text-sec); font-style:italic; margin-bottom:6px; }
.pub-venue i { color:var(--primary); margin-right:4px; }

.pub-doi { margin-top:10px; }
.pub-doi a {
    display:inline-flex; align-items:center; gap:5px;
    color:var(--teal); font-weight:600; font-size:13px; text-decoration:none;
    padding:4px 10px; border-radius:var(--radius-sm);
    background:var(--teal-50); transition:background var(--transition-fast);
}
.pub-doi a:hover { background:rgba(8,145,178,.18); }

/* Type badge (shown on All panel only) */
.pub-type-badge {
    display:inline-flex; align-items:center; gap:5px; float:right; margin:0 0 8px 12px;
    padding:3px 10px; border-radius:var(--radius-full);
    font-size:10px; font-weight:700; letter-spacing:.6px; text-transform:uppercase;
}
.pub-type-badge.journal      { background:var(--primary-50); color:var(--primary); }
.pub-type-badge.conference   { background:var(--accent-50);  color:var(--accent); }
.pub-type-badge.book_chapter,
.pub-type-badge.book         { background:var(--teal-50);    color:var(--teal); }
.pub-type-badge.workshop     { background:rgba(139,92,246,.1); color:#7c3aed; }

/* Panel fade-in */
.pub-panel { animation:fadeIn .25s var(--ease); }

/* ─── 19. Project Cards Grid & Layout ──────────────────────── */
.project-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 28px;
    margin-bottom: 40px;
}

/* Card shell */
.project-card {
    background: var(--card-bg);
    border-radius: 18px;
    box-shadow: 0 4px 24px rgba(0,0,0,.07), 0 1px 4px rgba(0,0,0,.04);
    overflow: hidden;
    border: 1px solid var(--border);
    display: flex; flex-direction: column;
    transition: transform .35s cubic-bezier(.34,1.4,.64,1), box-shadow .35s ease;
    position: relative;
}
.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 24px 56px rgba(26,58,110,.14), 0 4px 16px rgba(0,0,0,.06);
}

/* ── Card Header (image or gradient hero — project card) ── */
.project-card .pc-header {
    position: relative; width: 100%; height: 195px;
    flex-shrink: 0; overflow: hidden;
}
.project-card .pc-header img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .6s ease;
}
.project-card:hover .pc-header img { transform: scale(1.08); }

/* Gradient hero when no image */
.pc-header-placeholder {
    width: 100%; height: 100%;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
    background: linear-gradient(135deg, var(--primary-dk) 0%, var(--primary) 55%, var(--teal) 100%);
    position: relative; overflow: hidden;
}
.pc-header-placeholder.sponsored-hero {
    background: linear-gradient(135deg, #0c3a5a 0%, #0284c7 55%, #0ea5e9 100%);
}
.pc-header-placeholder::before {
    content: ''; position: absolute; inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,.07) 1.5px, transparent 1.5px);
    background-size: 20px 20px;
}
.pc-header-placeholder > i {
    font-size: 48px; color: rgba(255,255,255,.22); position: relative;
}
.pc-header-placeholder > span {
    font-size: 10.5px; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1.5px; color: rgba(255,255,255,.38); position: relative;
}

/* Soft fade at bottom of header into card body */
.project-card .pc-header::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 52px;
    background: linear-gradient(to top, var(--card-bg) 0%, transparent 100%);
    pointer-events: none;
}

/* Status badge overlaid on header top-right */
.project-card .pc-status {
    position: absolute; top: 14px; right: 14px; z-index: 3;
}
.status-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 12px; border-radius: var(--radius-full);
    font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px;
    box-shadow: 0 2px 8px rgba(0,0,0,.35);
}
.status-badge.ongoing   { background: #059669; color: #fff; border: none; }
.status-badge.completed { background: #1e293b; color: #e2e8f0; border: 1px solid rgba(255,255,255,.18); }
.status-badge.ongoing::before {
    content: ''; width: 6px; height: 6px; border-radius: 50%; background: #fff;
    display: inline-block; animation: pulse-dot 1.5s ease infinite;
}

/* ── Card Body (project card) ── */
.project-card .pc-body {
    padding: 20px 22px 14px;
    flex: 1; display: flex; flex-direction: column;
}
.pc-title {
    font-size: 16.5px; font-weight: 700; color: var(--text);
    line-height: 1.45; margin: 0 0 10px;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.pc-desc {
    font-size: 13.5px; color: var(--muted); line-height: 1.65; flex: 1;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
    margin-bottom: 16px;
}
.pc-meta {
    display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto;
    min-width: 0;
}
.pc-meta-chip {
    display: inline-flex; align-items: center; gap: 5px;
    background: var(--light-bg); border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 4px 12px; font-size: 12px; color: var(--muted);
    max-width: 100%; min-width: 0; overflow: hidden;
}
.pc-meta-chip i { color: var(--primary); font-size: 11px; flex-shrink: 0; }
.pc-meta-chip.funded i { color: var(--accent); }
.pc-meta-chip.phd-chip { background: rgba(91,141,239,.1); border-color: rgba(91,141,239,.25); }
.pc-meta-chip.phd-chip i { color: var(--primary); }
[data-theme="dark"] .pc-meta-chip.phd-chip { background: rgba(91,141,239,.15); border-color: rgba(91,141,239,.3); }
.pc-chip-text {
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    min-width: 0;
}

/* ── Card Footer (project card) ── */
.project-card .pc-footer {
    padding: 14px 22px 20px;
    border-top: 1px solid var(--border);
    margin-top: 14px;
}
.pc-btn {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    width: 100%; padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--teal) 100%);
    color: #fff; border-radius: var(--radius-full);
    font-size: 13.5px; font-weight: 600; text-decoration: none;
    transition: opacity .2s, transform .2s, box-shadow .2s;
    box-shadow: 0 3px 12px rgba(26,58,110,.25);
}
.pc-btn:hover {
    opacity: .9; transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(26,58,110,.35); color: #fff;
}
.pc-btn i { font-size: 12px; transition: transform .2s; }
.pc-btn:hover i { transform: translateX(4px); }
.pc-btn.sponsored-btn {
    background: linear-gradient(135deg, #0c4a72 0%, #0284c7 55%, #0ea5e9 100%);
    box-shadow: 0 3px 12px rgba(2,132,199,.3);
}
.pc-btn.sponsored-btn:hover { box-shadow: 0 6px 20px rgba(2,132,199,.5); }

/* Legacy classes – kept for compatibility */
.project-card-accent { display: none; }
.project-card-poster { display: none; }
.project-card-body   { padding: 20px 22px; flex:1; display:flex; flex-direction:column; }
.project-card-body h3 { font-size:17px; font-weight:700; color:var(--text); margin-bottom:10px; line-height:1.4; }
.project-card-desc   { color:var(--muted); font-size:14px; margin-bottom:16px; flex:1; }
.project-meta        { display:flex; flex-direction:column; gap:8px; margin-top:auto; padding-top:16px; border-top:1px solid var(--border); }
.project-meta-item   { display:flex; align-items:center; gap:8px; font-size:13px; color:var(--muted); }
.project-meta-item i { color:var(--primary); width:14px; text-align:center; }
.project-card-footer { margin-top:16px; }

@media (max-width:700px) {
    .project-cards-grid { grid-template-columns: 1fr; gap: 20px; }
    .pc-header { height: 170px; }
}

/* ─── 20. Contact ────────────────────────────────────────── */
.contact-layout { display:grid; grid-template-columns:1fr 1.6fr; gap:48px; align-items:start; }
.contact-info-box {
    background:linear-gradient(145deg,#0A1628,#1E3A5F);
    border-radius:var(--radius-lg); padding:38px; color:#fff;
    position:relative; overflow:hidden;
}
.contact-info-box::before {
    content:''; position:absolute; inset:0;
    background-image:radial-gradient(circle,rgba(255,255,255,.06) 1.5px,transparent 1.5px);
    background-size:24px 24px;
}
.contact-info-box h3 { font-family:var(--font-serif); font-size:22px; margin-bottom:28px; position:relative; }
.contact-detail { display:flex; gap:14px; margin-bottom:24px; position:relative; }
.contact-detail-icon {
    width:44px; height:44px; border-radius:12px;
    background:rgba(255,255,255,.15); display:flex; align-items:center; justify-content:center;
    font-size:17px; flex-shrink:0; border:1px solid rgba(255,255,255,.2); transition:background var(--transition);
}
.contact-detail:hover .contact-detail-icon { background:rgba(255,255,255,.25); }
.contact-detail-text p:first-child { font-weight:600; font-size:13px; margin-bottom:2px; }
.contact-detail-text p:last-child  { font-size:13px; opacity:.78; }
.contact-form-box {
    background:var(--card-bg); border-radius:var(--radius-lg); padding:38px;
    box-shadow:var(--shadow-lg); border:1px solid var(--border);
}
.form-group { margin-bottom:22px; }
.form-group label { display:block; font-size:13px; font-weight:600; color:var(--text); margin-bottom:7px; letter-spacing:.2px; }
.form-group input,
.form-group textarea,
.form-group select {
    width:100%; padding:13px 16px; border:1.5px solid var(--border);
    border-radius:var(--radius-sm); font-family:var(--font-sans); font-size:14px;
    color:var(--text); background:var(--light-bg);
    transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline:none; border-color:var(--primary); background:var(--card-bg);
    box-shadow:0 0 0 3px rgba(26,58,110,.09);
}
.form-group textarea { resize:vertical; min-height:140px; }

/* ─── 21. Alerts ─────────────────────────────────────────── */
.alert {
    padding:14px 20px; border-radius:var(--radius-sm); margin-bottom:22px;
    font-size:14px; font-weight:500; display:flex; align-items:center; gap:10px;
}
.alert-success { background:rgba(16,185,129,.08); color:#059669; border-left:4px solid #059669; }
.alert-error   { background:rgba(239,68,68,.08);  color:#dc2626; border-left:4px solid #dc2626; }

/* ─── 22. Page Banner ────────────────────────────────────── */
.page-banner {
    background:linear-gradient(135deg,var(--primary-dk) 0%,var(--primary) 50%,var(--teal-dk) 100%);
    padding:56px 24px; text-align:center; color:#fff; position:relative; overflow:hidden;
}
.page-banner::before {
    content:''; position:absolute; inset:0;
    background-image:radial-gradient(circle,rgba(255,255,255,.06) 1.5px,transparent 1.5px);
    background-size:28px 28px;
}
.page-banner h1 { font-family:var(--font-serif); font-size:clamp(26px,4vw,40px); position:relative; }
.page-banner p  { opacity:.78; margin-top:10px; font-size:15px; position:relative; }
.breadcrumb { font-size:12.5px; opacity:.65; margin-top:12px; position:relative; }
.breadcrumb a { color:rgba(255,255,255,.8); }
.breadcrumb a:hover { color:#fff; }

/* ─── 23. Gallery ────────────────────────────────────────── */
.gallery-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }
.gallery-card {
    background:var(--card-bg); border-radius:var(--radius); box-shadow:var(--card-shadow);
    overflow:hidden; border:1px solid var(--border);
    transition:transform var(--transition-bounce), box-shadow var(--transition);
}
.gallery-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.gallery-card-img { position:relative; aspect-ratio:4/3; overflow:hidden; background:var(--light-bg); }
.gallery-card-img img { width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); will-change:transform; transform:scale(1); image-rendering:high-quality; }
.gallery-card:hover .gallery-card-img img { transform:scale(1.08); }
.gallery-cat-badge {
    position:absolute; top:10px; right:10px;
    background:rgba(10,20,50,.82); backdrop-filter:blur(8px);
    color:#fff; font-size:10px; font-weight:700; letter-spacing:.5px; text-transform:uppercase;
    padding:4px 10px; border-radius:var(--radius-full); border:1px solid rgba(255,255,255,.12);
}
.gallery-card-info { padding:14px 16px; }
.gallery-event-name {
    font-size:14px; font-weight:600; color:var(--text);
    display:flex; align-items:flex-start; gap:6px; margin-bottom:6px; line-height:1.4;
}
.gallery-event-name i { color:var(--accent); flex-shrink:0; margin-top:2px; }
.gallery-event-date { font-size:12px; color:var(--muted); display:flex; align-items:center; gap:6px; }
.gallery-event-date i { color:var(--teal); }
/* old gallery compat */
.gallery-item {
    border-radius:var(--radius); overflow:hidden; position:relative;
    box-shadow:var(--card-shadow); aspect-ratio:4/3; background:var(--light-bg);
    transition:transform var(--transition-bounce), box-shadow var(--transition);
}
.gallery-item:hover { transform:translateY(-5px); box-shadow:var(--shadow-lg); }
.gallery-item img { width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); will-change:transform; transform:scale(1); image-rendering:high-quality; }
.gallery-item:hover img { transform:scale(1.08); }
.gallery-caption {
    position:absolute; bottom:0; left:0; right:0;
    background:linear-gradient(to top,rgba(0,0,0,.75),transparent);
    color:#fff; padding:20px 14px 14px; font-size:13px;
    transform:translateY(100%); transition:transform .3s var(--ease);
}
.gallery-item:hover .gallery-caption { transform:translateY(0); }

/* ─── 24. News Detail ────────────────────────────────────── */
.news-detail-card {
    background:var(--card-bg); border-radius:var(--radius-lg);
    box-shadow:var(--shadow-lg); padding:44px; border:1px solid var(--border);
}
.news-detail-meta {
    display:flex; align-items:center; gap:16px; margin-bottom:28px;
    padding-bottom:18px; border-bottom:1.5px solid var(--border);
    font-size:13px; color:var(--muted);
}
.news-detail-meta span { display:flex; align-items:center; gap:6px; }
.news-detail-content { font-size:15.5px; line-height:1.85; color:var(--text); margin-bottom:36px; }
.news-pdf-section { background:rgba(239,68,68,.03); border:1.5px solid rgba(220,38,38,.12); border-radius:var(--radius); padding:28px; margin-top:32px; }
.news-pdf-header { display:flex; align-items:flex-start; gap:16px; margin-bottom:20px; flex-wrap:wrap; }
.news-pdf-header > i { font-size:36px; color:#dc2626; flex-shrink:0; margin-top:2px; }
.news-pdf-header h3 { font-size:16px; font-weight:600; color:var(--text); margin-bottom:4px; }
.news-pdf-header p  { font-size:13px; color:var(--muted); }
.news-pdf-header .btn { margin-left:auto; flex-shrink:0; }
.news-pdf-viewer { margin-top:16px; background:var(--light-bg); border-radius:var(--radius-sm); overflow:hidden; }

/* ─── 25. Person Profile ─────────────────────────────────── */
.profile-card {
    background:var(--card-bg); border-radius:var(--radius-lg);
    box-shadow:var(--shadow-xl); border:1px solid var(--border);
    display:grid; grid-template-columns:280px 1fr; overflow:hidden;
}
.profile-left {
    background:linear-gradient(160deg,var(--primary-dk),var(--primary),var(--teal));
    padding:44px 28px; text-align:center; display:flex;
    flex-direction:column; align-items:center; gap:14px; position:relative;
}
.profile-left::before {
    content:''; position:absolute; inset:0;
    background-image:radial-gradient(circle,rgba(255,255,255,.06) 1px,transparent 1px);
    background-size:20px 20px;
}
.profile-photo {
    width:150px; height:150px; border-radius:50%; object-fit:cover;
    border:4px solid rgba(255,255,255,.3); box-shadow:0 8px 32px rgba(0,0,0,.3);
    position:relative; z-index:1;
}
.profile-photo-placeholder {
    width:150px; height:150px; border-radius:50%;
    background:rgba(255,255,255,.12); border:4px solid rgba(255,255,255,.25);
    display:flex; align-items:center; justify-content:center;
    font-size:60px; color:rgba(255,255,255,.7); position:relative; z-index:1;
}
.profile-badges { display:flex; flex-direction:column; gap:8px; width:100%; position:relative; z-index:1; }
.profile-role-badge {
    display:flex; align-items:center; justify-content:center; gap:6px;
    padding:7px 14px; border-radius:var(--radius-full);
    background:rgba(255,255,255,.16); color:#fff;
    font-size:12px; font-weight:700; letter-spacing:.4px;
    border:1px solid rgba(255,255,255,.2);
}
.profile-status-badge { display:flex; align-items:center; justify-content:center; gap:6px; padding:5px 14px; border-radius:var(--radius-full); font-size:11px; font-weight:600; }
.profile-status-badge.active { background:rgba(16,185,129,.25); color:#a7f3d0; }
.profile-status-badge.alumni { background:rgba(255,255,255,.1); color:rgba(255,255,255,.7); }
.profile-email { font-size:12px; color:rgba(255,255,255,.8); word-break:break-all; display:flex; align-items:flex-start; gap:6px; text-align:left; position:relative; z-index:1; transition:color var(--transition-fast); }
.profile-email:hover { color:#fff; }
.profile-right { padding:44px; }
.profile-name { font-family:var(--font-serif); font-size:28px; color:var(--text); margin-bottom:6px; }
.profile-designation { font-size:15px; color:var(--text-sec); margin-bottom:28px; }
.profile-details { display:flex; flex-direction:column; gap:0; margin-bottom:28px; }
.profile-detail-row { display:grid; grid-template-columns:160px 1fr; gap:12px; padding:12px 0; border-bottom:1px solid var(--border); font-size:14px; }
.profile-detail-label { color:var(--muted); display:flex; align-items:center; gap:8px; font-weight:500; }
.profile-detail-label i { color:var(--primary); width:16px; text-align:center; }
.profile-detail-value { color:var(--text); font-weight:500; }
.profile-interests { background:var(--light-bg); border-radius:var(--radius); padding:18px 20px; border-left:4px solid var(--teal); }
.profile-interests h4 { font-size:12px; font-weight:700; color:var(--teal); text-transform:uppercase; letter-spacing:.6px; margin-bottom:8px; display:flex; align-items:center; gap:6px; }
.profile-interests p { font-size:14px; color:var(--text); line-height:1.7; }

/* Profile links — sidebar (desktop left panel) */
.profile-links-sidebar {
    display:flex; flex-direction:column; gap:8px; width:100%; position:relative; z-index:1;
}
.profile-link-item {
    display:flex; align-items:center; gap:10px;
    padding:9px 14px; border-radius:var(--radius-sm);
    font-size:12.5px; font-weight:600; color:#fff; text-decoration:none;
    background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.2);
    transition:all var(--transition); word-break:break-all;
}
.profile-link-item i { font-size:15px; flex-shrink:0; }
.profile-link-item:hover { background:rgba(255,255,255,.22); transform:translateX(3px); }
.profile-link-item.linkedin { border-color:rgba(10,102,194,.5); }
.profile-link-item.linkedin:hover { background:rgba(10,102,194,.35); }
.profile-link-item.website:hover  { background:rgba(37,99,235,.35); }
.profile-link-item.portfolio:hover { background:rgba(8,145,178,.35); }

/* Profile links — main area pills */
.profile-links-main { margin-top:24px; }
.profile-links-heading {
    font-size:12px; font-weight:700; color:var(--muted); text-transform:uppercase;
    letter-spacing:.6px; margin-bottom:12px; display:flex; align-items:center; gap:6px;
}
.profile-links-row { display:flex; flex-wrap:wrap; gap:10px; }
.profile-link-pill {
    display:inline-flex; align-items:center; gap:7px;
    padding:9px 18px; border-radius:var(--radius-full);
    font-size:13px; font-weight:600; text-decoration:none;
    border:1.5px solid; transition:all var(--transition-bounce);
}
.profile-link-pill:hover { transform:translateY(-2px); box-shadow:var(--shadow-md); }
.profile-link-pill.linkedin  { color:#0a66c2; border-color:rgba(10,102,194,.3); background:rgba(10,102,194,.06); }
.profile-link-pill.linkedin:hover  { background:#0a66c2; color:#fff; border-color:#0a66c2; }
.profile-link-pill.website   { color:var(--primary); border-color:rgba(26,58,110,.25); background:var(--primary-50); }
.profile-link-pill.website:hover   { background:var(--primary); color:#fff; border-color:var(--primary); }
.profile-link-pill.portfolio { color:var(--teal); border-color:rgba(8,145,178,.25); background:var(--teal-50); }
.profile-link-pill.portfolio:hover { background:var(--teal); color:#fff; border-color:var(--teal); }

@media (max-width:700px) {
    .profile-card { grid-template-columns:1fr; }
    .profile-left { padding:32px 20px; }
    .profile-right { padding:28px 20px; }
    .profile-detail-row { grid-template-columns:1fr; gap:4px; }
    .profile-links-sidebar { display:none; } /* shown in main area on mobile */
}

/* ─── 26. Footer ─────────────────────────────────────────── */
.site-footer {
    background:linear-gradient(160deg,#071628 0%,#0B2344 55%,#071628 100%);
    color:rgba(255,255,255,.68); padding:64px 24px 0;
    position:relative; overflow:hidden;
}
.site-footer::before {
    content:''; position:absolute; inset:0;
    background-image:radial-gradient(circle,rgba(255,255,255,.03) 1px,transparent 1px);
    background-size:28px 28px; pointer-events:none; z-index:0;
}
.footer-inner {
    max-width:var(--max-w); margin:auto; position:relative; z-index:1;
    /* auto-fit: add a new .footer-col and it just flows in — no grid changes needed */
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 48px 52px;
    padding-bottom:48px;
}
/* Branding column always gets more space when viewport allows */
.footer-col:first-child { grid-column: span 1; }
@media (min-width: 960px) { .footer-col:first-child { grid-column: span 2; max-width: 420px; } }
.footer-logo { display:flex; align-items:center; gap:12px; margin-bottom:18px; }
.footer-logo i { font-size:28px; color:var(--accent-lt); }
.footer-logo span { font-family:var(--font-serif); font-size:20px; color:#fff; }
/* Footer branding link — no inline styles needed */
.footer-brand-link {
    display: inline-flex; align-items: center; gap: 14px;
    text-decoration: none;
}
.footer-brand-link .footer-brand-name {
    font-family: 'Playfair Display', serif; font-size: 19px;
    color: #fff; line-height: 1.2;
}
.footer-brand-link .footer-brand-sub {
    font-size: 10px; color: rgba(255,255,255,.55);
    letter-spacing: .4px; margin-top: 2px;
}
.footer-desc { font-size:13.5px; line-height:1.8; margin-bottom:22px; color:rgba(255,255,255,.58); }
.footer-social { display:flex; gap:10px; }
.footer-social a {
    width:36px; height:36px; border-radius:var(--radius-sm);
    background:rgba(255,255,255,.07); display:flex; align-items:center; justify-content:center;
    color:rgba(255,255,255,.6); font-size:14px; border:1px solid rgba(255,255,255,.1);
    transition:all var(--transition);
}
.footer-social a:hover { background:var(--teal); color:#fff; border-color:var(--teal); transform:translateY(-2px); }
.footer-col h4 {
    color:#fff; font-size:12.5px; letter-spacing:.8px; text-transform:uppercase;
    margin-bottom:18px; font-weight:700; position:relative; padding-bottom:10px;
}
.footer-col h4::after {
    content:''; position:absolute; bottom:0; left:0;
    width:28px; height:2px; background:var(--accent); border-radius:var(--radius-full);
}
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:9px; }
.footer-col ul li a {
    color:rgba(255,255,255,.58); font-size:13.5px;
    display:flex; align-items:center; gap:7px;
    transition:color var(--transition-fast), gap var(--transition-fast);
}
.footer-col ul li a::before { content:'›'; color:var(--accent); font-size:16px; line-height:1; }
.footer-col ul li a:hover { color:rgba(255,255,255,.88); gap:10px; }
.footer-col p { font-size:13.5px; margin-bottom:10px; display:flex; align-items:flex-start; gap:10px; color:rgba(255,255,255,.58); }
.footer-col p i { color:var(--accent-lt); flex-shrink:0; margin-top:3px; }
.footer-admin-link { margin-top:20px; }
.footer-admin-link a {
    display:inline-flex; align-items:center; gap:7px; font-size:12px;
    color:rgba(255,255,255,.42); border:1px solid rgba(255,255,255,.14);
    padding:7px 16px; border-radius:var(--radius-full); transition:all var(--transition);
}
.footer-admin-link a:hover { color:rgba(255,255,255,.82); border-color:rgba(255,255,255,.38); background:rgba(255,255,255,.05); }
.footer-bottom {
    border-top:1px solid rgba(255,255,255,.08); padding:22px 0; text-align:center;
    max-width:var(--max-w); margin:auto; font-size:12.5px; color:rgba(255,255,255,.34); position:relative;
}

/* ─── 27. Admin Panel ────────────────────────────────────── */
.admin-layout { display:flex; min-height:100vh; }
.admin-sidebar { width:240px; background:var(--primary-dk); color:#fff; padding:0; flex-shrink:0; }
.admin-sidebar .sidebar-logo {
    padding: 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.admin-sidebar .sidebar-logo .admin-logo-img {
    background: #fff;
    border-radius: 10px;
    padding: 6px 10px;
    border-left: 3px solid var(--teal);
    box-shadow: 0 2px 10px rgba(0,0,0,.3);
}
.admin-sidebar nav ul { list-style:none; padding:12px 0; }
.admin-sidebar nav ul li a { display:flex; align-items:center; gap:10px; padding:12px 20px; color:rgba(255,255,255,.72); font-size:14px; transition:background var(--transition-fast),color var(--transition-fast); }
.admin-sidebar nav ul li a:hover,
.admin-sidebar nav ul li a.active { background:rgba(255,255,255,.1); color:#fff; }
.admin-sidebar nav ul li a i { width:20px; text-align:center; }
.admin-main { flex:1; background:var(--light-bg); overflow:auto; }
.admin-topbar { background:var(--card-bg); padding:16px 28px; border-bottom:1px solid var(--border); display:flex; align-items:center; justify-content:space-between; box-shadow:var(--shadow-sm); }
.admin-topbar h2 { font-size:18px; color:var(--text); }
.admin-content { padding:28px; }
.admin-card { background:var(--card-bg); border-radius:var(--radius); padding:28px; box-shadow:var(--card-shadow); margin-bottom:24px; }
.admin-card h3 { font-size:16px; font-weight:600; color:var(--text); margin-bottom:20px; border-bottom:2px solid var(--border); padding-bottom:10px; }
.admin-table { width:100%; border-collapse:collapse; font-size:14px; }
.admin-table th { background:var(--primary); color:#fff; padding:12px 14px; text-align:left; font-weight:500; }
.admin-table td { padding:12px 14px; border-bottom:1px solid var(--border); vertical-align:middle; }
.admin-table tr:hover td { background:var(--light-bg); }
.action-btn { display:inline-flex; align-items:center; gap:5px; padding:5px 12px; border-radius:var(--radius-xs); font-size:12px; font-weight:600; cursor:pointer; border:none; transition:opacity .2s; font-family:var(--font-sans); }
.action-btn:hover { opacity:.85; }
.btn-edit   { background:var(--primary-50); color:var(--primary); }
.btn-delete { background:rgba(239,68,68,.1); color:#dc2626; }
.btn-add    { background:var(--accent); color:#fff; padding:10px 20px; border-radius:var(--radius-sm); font-size:14px; }
.admin-stats { display:grid; grid-template-columns:repeat(auto-fill,minmax(180px,1fr)); gap:20px; margin-bottom:28px; }
.admin-stat-card { background:var(--card-bg); border-radius:var(--radius); padding:22px; box-shadow:var(--card-shadow); border-left:4px solid var(--primary); display:flex; align-items:center; gap:16px; }
.admin-stat-card:nth-child(2) { border-left-color:var(--accent); }
.admin-stat-card:nth-child(3) { border-left-color:var(--teal); }
.admin-stat-card:nth-child(4) { border-left-color:#8b5cf6; }
.admin-stat-icon { font-size:28px; color:var(--primary); }
.admin-stat-card:nth-child(2) .admin-stat-icon { color:var(--accent); }
.admin-stat-card:nth-child(3) .admin-stat-icon { color:var(--teal); }
.admin-stat-card:nth-child(4) .admin-stat-icon { color:#8b5cf6; }
.admin-stat-num { font-size:28px; font-weight:700; color:var(--text); line-height:1; }
.admin-stat-lbl { font-size:12px; color:var(--muted); margin-top:3px; }
.login-page { min-height:100vh; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,var(--primary-dk),var(--teal)); }
.login-card { background:var(--card-bg); border-radius:var(--radius-lg); padding:48px 40px; width:380px; box-shadow:var(--shadow-xl); }
.login-logo { text-align:center; margin-bottom:32px; }
.login-logo .login-logo-img {
    background: #fff;
    border-radius: 12px;
    padding: 8px 14px;
    border-left: 3px solid var(--teal);
    box-shadow: 0 4px 16px rgba(0,0,0,.12);
    display: block;
    margin: 0 auto 14px;
}
.login-logo h2 { font-family:var(--font-serif); color:var(--text); margin-bottom:4px; }
.login-logo p  { color:var(--muted); font-size:13px; }

/* ─── 28. Utility ────────────────────────────────────────── */
.text-center { text-align:center; }
.mt-0        { margin-top:0; }
.mb-40       { margin-bottom:40px; }
.tag-filter  { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:32px; }
.tag-filter button {
    padding:8px 20px; border-radius:var(--radius-full); border:1.5px solid var(--border);
    background:var(--card-bg); font-size:13px; font-weight:500; cursor:pointer;
    transition:all var(--transition); font-family:var(--font-sans); color:var(--text-sec);
}
.tag-filter button:hover { border-color:var(--primary); color:var(--primary); background:var(--primary-50); }
.tag-filter button.active { background:var(--primary); color:#fff; border-color:var(--primary); box-shadow:0 4px 12px rgba(26,58,110,.25); }

/* ─── 29. Responsive ─────────────────────────────────────── */
@media (max-width:900px) {
    .contact-layout    { grid-template-columns:1fr; }
    .admin-layout      { flex-direction:column; }
    .admin-sidebar     { width:100%; }
    .hero              { min-height:72vh; }
    .stat-item         { padding:32px 24px; }
}
@media (max-width:700px) {
    .nav-toggle        { display:flex; }
    .main-nav          { display:none; }
    .main-nav.open     { display:block; }
    .nav-list          { flex-direction:column; }
    .nav-list > li > a::after { display:none; }
    .dropdown {
        position:static; box-shadow:none; opacity:1; visibility:visible;
        transform:none; border-top:1px solid var(--border-lt);
        border-radius:0; background:var(--light-bg);
        display:none;
    }
    .has-dropdown:hover .dropdown { display:none; }
    .has-dropdown.mobile-open .dropdown { display:block; }
    .dropdown li a { padding:10px 28px; color:var(--text-sec); border-bottom:1px solid var(--border-lt); background:transparent; }
    .dropdown li a::before { display:none; }
    .dropdown li a:hover { background:var(--primary-50); color:var(--primary); padding-left:28px; }
    .footer-col:first-child { grid-column: span 1; max-width: none; }
    .hero              { padding:60px 16px 50px; min-height:80vh; }
    .hero-title        { font-size:clamp(28px,8vw,40px); }
    .hero-desc         { font-size:15px; }
    .section           { padding:56px 16px; }
    .stats-row         { flex-wrap:wrap; }
    .stat-item         { min-width:50%; flex:0 0 50%; }
    .stat-item::after  { display:none; }
    .topbar-inner span:first-child { display:none; }
}
@media (max-width:480px) {
    .hero-btns         { flex-direction:column; align-items:center; }
    .btn               { width:100%; max-width:280px; justify-content:center; }
    .cards-grid        { grid-template-columns:1fr; }
    .people-grid       { grid-template-columns:1fr 1fr; gap:10px; }
    .pc-banner         { height:58px; }
    .pc-avatar-circle, .pc-avatar-img { width:72px; height:72px; font-size:22px; }
    .pc-avatar-wrap    { margin-top:-36px; }
    .pc-name           { font-size:13px; }
    .stat-item         { min-width:100%; flex:0 0 100%; }
    .footer-col:first-child { grid-column: span 1; max-width: none; }
}

/* ─── 30. Dark Mode – comprehensive overrides ───────────── */

/* Navigation dark */
[data-theme="dark"] .dropdown        { background:#0f1e40; border-color:var(--primary); }
[data-theme="dark"] .dropdown li a   { color:var(--text-sec); border-color:rgba(96,165,250,.08); background:transparent; }
[data-theme="dark"] .dropdown li a:hover { background:rgba(96,165,250,.08); color:var(--primary); padding-left:22px; }

/* Cards & surfaces */
[data-theme="dark"] .card,
[data-theme="dark"] .pillar,
[data-theme="dark"] .news-item,
[data-theme="dark"] .pub-item,
[data-theme="dark"] .project-card,
[data-theme="dark"] .gallery-card,
[data-theme="dark"] .person-card,
[data-theme="dark"] .news-detail-card,
[data-theme="dark"] .contact-form-box,
[data-theme="dark"] .profile-card,
[data-theme="dark"] .login-card,
[data-theme="dark"] .admin-card         { background:var(--card-bg); border-color:var(--border); }

[data-theme="dark"] .pub-doi a         { background:rgba(34,211,238,.1); }
[data-theme="dark"] .pub-doi a:hover   { background:rgba(34,211,238,.2); }
[data-theme="dark"] .pub-badge         { background:rgba(96,165,250,.15); }

/* Section background */
[data-theme="dark"] .section-alt      { background:#162032; }
[data-theme="dark"] .page-banner      { background:linear-gradient(135deg,#060e1e 0%,#0f2447 50%,#082a40 100%); }

/* Profile left panel — keep gradient but darken */
[data-theme="dark"] .profile-left     { background:linear-gradient(160deg,#060e1e,#0f2447,#0a3a4a); }

/* See-more button */
[data-theme="dark"] .see-more-btn     { background:var(--card-bg); border-color:var(--border); }
[data-theme="dark"] .see-more-btn:hover { background:#253042; }

/* Accordion */
[data-theme="dark"] .prev-accordion-header                        { background:#162032; border-color:var(--border); }
[data-theme="dark"] .prev-accordion-header:hover,
[data-theme="dark"] .prev-accordion-header.open,
[data-theme="dark"] .prev-accordion-header[aria-expanded="true"] { background:rgba(96,165,250,.08); border-color:var(--primary); }
[data-theme="dark"] .prev-accordion-body                         { background:var(--card-bg); border-color:var(--primary); }
[data-theme="dark"] .prev-sub-tab                   { background:var(--card-bg); border-color:var(--border); color:var(--muted); }
[data-theme="dark"] .prev-member-row:nth-child(even),
[data-theme="dark"] .prev-staff-row:nth-child(even) { background:rgba(30,41,59,.6); }
[data-theme="dark"] .prev-member-row:hover,
[data-theme="dark"] .prev-staff-row:hover           { background:rgba(96,165,250,.06); }
[data-theme="dark"] .prev-member-header,
[data-theme="dark"] .prev-staff-header              { border-color:var(--border); }

/* Forms */
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea,
[data-theme="dark"] .form-group select { background:#1a2a3a; color:var(--text); border-color:var(--border); }
[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group textarea:focus,
[data-theme="dark"] .form-group select:focus { background:#1e3048; border-color:var(--primary); box-shadow:0 0 0 3px rgba(96,165,250,.12); }
[data-theme="dark"] .form-group label { color:var(--text); }

/* Tag filters & buttons */
[data-theme="dark"] .tag-filter button { background:var(--card-bg); border-color:var(--border); color:var(--text-sec); }
[data-theme="dark"] .tag-filter button:hover { background:rgba(96,165,250,.1); border-color:var(--primary); color:var(--primary); }
[data-theme="dark"] .tag-filter button.active { background:var(--primary); color:#0f172a; border-color:var(--primary); box-shadow:0 0 0 1px rgba(96,165,250,.4), 0 4px 12px rgba(96,165,250,.25); }

/* Status badges — dark mode overrides for card overlay */
[data-theme="dark"] .status-badge.ongoing   { background:#059669; color:#fff; border:none; }
[data-theme="dark"] .status-badge.completed { background:#1e293b; color:#e2e8f0; border:1px solid rgba(255,255,255,.18); }
[data-theme="dark"] .btn-secondary     { background:rgba(96,165,250,.1); color:var(--primary); border-color:rgba(96,165,250,.2); }
[data-theme="dark"] .btn-secondary:hover { background:var(--primary); color:#0f172a; }
[data-theme="dark"] .person-profile-btn { background:rgba(96,165,250,.1); border-color:rgba(96,165,250,.2); color:var(--primary); }
[data-theme="dark"] .person-profile-btn:hover { background:var(--primary); color:#0f172a; }
[data-theme="dark"] .pc-link-ico { background:rgba(255,255,255,.05); border-color:var(--border); }
[data-theme="dark"] .pc-link-ico:hover { background:rgba(255,255,255,.1); }

/* People section title */
[data-theme="dark"] .people-section-title { border-color:var(--border); color:var(--text); }

/* Profile detail rows */
[data-theme="dark"] .profile-detail-row { border-color:var(--border); }
[data-theme="dark"] .profile-interests  { background:#162032; }

/* Profile link pills dark mode */
[data-theme="dark"] .profile-link-pill.linkedin  { background:rgba(10,102,194,.12); }
[data-theme="dark"] .profile-link-pill.website   { background:rgba(96,165,250,.1); }
[data-theme="dark"] .profile-link-pill.portfolio { background:rgba(34,211,238,.08); }
[data-theme="dark"] .person-link-btn.website     { background:rgba(96,165,250,.1); }
[data-theme="dark"] .person-link-btn.portfolio   { background:rgba(34,211,238,.08); }
[data-theme="dark"] .prev-section-heading        { border-color:var(--border); color:var(--text); }

/* News */
[data-theme="dark"] .news-item          { border-left-color:var(--accent); }
[data-theme="dark"] .news-pdf-section   { background:rgba(239,68,68,.05); border-color:rgba(220,38,38,.18); }

/* Footer — already dark enough, minor tweak */
[data-theme="dark"] .site-footer        { background:linear-gradient(160deg,#040a14,#080f20 60%,#050d1a); }

/* Gallery caption */
[data-theme="dark"] .gallery-cat-badge  { background:rgba(4,10,24,.85); }

/* ═══════════════════════════════════════════════════════════
   DARK MODE — Academic Dark Overrides
   ═══════════════════════════════════════════════════════════ */

/* ── Body mesh background ── */
[data-theme="dark"] body {
    background-color: #060d1f;
    background-image:
        radial-gradient(ellipse 90% 50% at 15% 5%,  rgba(59,130,246,.1) 0%, transparent 55%),
        radial-gradient(ellipse 70% 45% at 85% 90%, rgba(37,99,235,.07) 0%, transparent 50%),
        radial-gradient(ellipse 50% 60% at 50% 50%, rgba(96,165,250,.04) 0%, transparent 70%);
    background-attachment: fixed;
}

/* ── Frosted glass cards ── */
[data-theme="dark"] .project-card,
[data-theme="dark"] .gallery-card {
    background: rgba(10,22,55,.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(96,165,250,.2);
}
[data-theme="dark"] .person-card {
    background: rgba(8,18,46,.82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(37,99,235,.2);
}
[data-theme="dark"] .project-card:hover,
[data-theme="dark"] .gallery-card:hover {
    border-color: rgba(96,165,250,.4);
    box-shadow: 0 20px 56px rgba(0,0,0,.65), 0 0 0 1px rgba(96,165,250,.3);
}
[data-theme="dark"] .person-card:hover .pc-photo-top {
    border-color: var(--primary);
    box-shadow: 0 0 0 5px rgba(96,165,250,.2);
}

/* ── Topbar dark ── */
[data-theme="dark"] .topbar {
    background: #020610;
    border-bottom: 1px solid rgba(96,165,250,.1);
}

/* ── Dark header ── */
[data-theme="dark"] .sticky-header-wrap {
    box-shadow: 0 1px 20px rgba(0,0,0,.4);
}
[data-theme="dark"] .site-header {
    background: rgba(5,12,26,.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(96,165,250,.15) !important;
}
[data-theme="dark"] .logo-name  { color: #ffffff; }
[data-theme="dark"] .logo-sub   { color: rgba(255,255,255,.6); }
[data-theme="dark"] .logo-inst  { color: var(--teal); }
[data-theme="dark"] .logo-img-wrap { background:#ffffff; border-color:var(--teal); }

[data-theme="dark"] .main-nav {
    background: rgba(5,12,26,.95);
    border-bottom-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .nav-toggle { border-color: rgba(255,255,255,.2); color: rgba(255,255,255,.8); }
[data-theme="dark"] .nav-list > li > a { color: rgba(255,255,255,.65); }
[data-theme="dark"] .nav-list > li > a:hover,
[data-theme="dark"] .nav-list > li > a.active { color: #ffffff; background: rgba(255,255,255,.07); }
[data-theme="dark"] .nav-list > li > a.active::after { box-shadow: 0 0 8px rgba(6,182,212,.5); }

/* ── Page banner ── */
[data-theme="dark"] .page-banner {
    background: linear-gradient(140deg, #030810 0%, #060f26 45%, #040b1e 100%) !important;
    border-bottom: 1px solid rgba(96,165,250,.18);
}

/* ── Stat section dark ── */
[data-theme="dark"] .stats-row { background: rgba(6,13,31,.6); }

/* ── Footer dark ── */
[data-theme="dark"] .site-footer {
    background: linear-gradient(160deg, #02060f 0%, #050d1e 60%, #030810 100%) !important;
    border-top: 1px solid rgba(96,165,250,.12);
}

/* ── Publication items dark ── */
[data-theme="dark"] .pub-item {
    background: rgba(10,22,55,.7);
    backdrop-filter: blur(10px);
    border-color: rgba(96,165,250,.18);
}
[data-theme="dark"] .pub-item:hover {
    background: rgba(14,28,68,.8);
}

/* ── Contact ── */
[data-theme="dark"] .contact-form-box {
    background: rgba(10,22,55,.75);
    backdrop-filter: blur(12px);
    border-color: rgba(96,165,250,.18);
}

/* ── Person card dark ── */
[data-theme="dark"] .pc-photo-top { background: linear-gradient(135deg, #040b20 0%, #0a1f55 100%); }
[data-theme="dark"] .pc-avatar-circle {
    background: linear-gradient(135deg, #0a1f5c 0%, #1a3db3 100%);
}

/* ── Profile button dark ── */
[data-theme="dark"] .pc-profile-btn {
    background: linear-gradient(135deg, #0B1F3A 0%, #2563EB 100%);
    box-shadow: 0 3px 12px rgba(37,99,235,.4);
}
[data-theme="dark"] .pc-profile-btn:hover {
    background: linear-gradient(135deg, #2563EB 0%, #06B6D4 100%);
    box-shadow: 0 6px 22px rgba(6,182,212,.5);
}

/* ── Project card header placeholder dark ── */
[data-theme="dark"] .pc-header-placeholder {
    background: linear-gradient(135deg, #040b20 0%, #0a1f55 50%, #1a3db3 100%);
}
[data-theme="dark"] .pc-btn {
    background: linear-gradient(135deg, #0a1f5c 0%, #1a3db3 100%);
}

/* ── Section backgrounds dark ── */
[data-theme="dark"] .section-header h2 {
    background: linear-gradient(135deg, #dde8f8 0%, #60A5FA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Staggered Card Reveal Animation ──────────────────────── */
@keyframes cardReveal {
    from { opacity:0; transform:translateY(36px); }
    to   { opacity:1; transform:none; }
}

.project-cards-grid .project-card,
.people-grid .person-card {
    animation: cardReveal .55s var(--ease) both;
}
.project-cards-grid .project-card:nth-child(1), .people-grid .person-card:nth-child(1) { animation-delay:.04s; }
.project-cards-grid .project-card:nth-child(2), .people-grid .person-card:nth-child(2) { animation-delay:.11s; }
.project-cards-grid .project-card:nth-child(3), .people-grid .person-card:nth-child(3) { animation-delay:.18s; }
.project-cards-grid .project-card:nth-child(4), .people-grid .person-card:nth-child(4) { animation-delay:.25s; }
.project-cards-grid .project-card:nth-child(5), .people-grid .person-card:nth-child(5) { animation-delay:.32s; }
.project-cards-grid .project-card:nth-child(6), .people-grid .person-card:nth-child(6) { animation-delay:.39s; }
.project-cards-grid .project-card:nth-child(7), .people-grid .person-card:nth-child(7) { animation-delay:.46s; }
.project-cards-grid .project-card:nth-child(n+8), .people-grid .person-card:nth-child(n+8) { animation-delay:.53s; }

/* Optical sizing on big headings */
.hero-title, .section-header h2, .page-banner h1 {
    font-optical-sizing: auto;
}

/* Admin (dark mode not needed for admin — it's always light) */

/* ─── 31. Mobile Responsiveness – targeted fixes ─────────── */

/* Touch-friendly tap targets */
@media (max-width:768px) {
    .btn { padding:14px 26px; font-size:14px; min-height:48px; }
    .nav-list > li > a { padding:15px 18px; font-size:14px; min-height:48px; }
    .tag-filter button { padding:10px 18px; font-size:13px; min-height:44px; }
    .see-more-btn { padding:15px; min-height:48px; }

    /* Hero */
    .hero { padding:70px 20px 56px; min-height:75vh; }
    .hero-title { font-size:clamp(26px,7vw,38px); }
    .hero-desc { font-size:14.5px; margin-bottom:32px; }
    .hero-badge { font-size:11px; }
    .hero-btns { gap:12px; }

    /* Stats */
    .stats-row { flex-direction:row; flex-wrap:wrap; }
    .stat-item { flex:0 0 50%; min-width:0; padding:28px 16px; }
    .stat-item::after { display:none; }
    .stat-number { font-size:36px; }
    .stat-icon { width:42px; height:42px; font-size:17px; }
    .stat-label { font-size:11px; letter-spacing:.7px; }

    /* Section */
    .section { padding:52px 16px; }
    .section-header { margin-bottom:40px; }
    .section-header h2 { font-size:clamp(22px,5vw,30px); }

    /* Cards */
    .cards-grid { grid-template-columns:1fr; gap:20px; }
    .card-body { padding:20px; }
    .pillars-grid { grid-template-columns:1fr; gap:20px; }
    .pillar { padding:28px 24px; }

    /* News */
    .news-item { gap:14px; padding:16px 18px; }
    .news-date { min-width:54px; }
    .news-date .day { font-size:20px; }
    .news-body h4 { font-size:14px; }
    .news-body p { font-size:13px; }
    .news-title-row { gap:8px; }
    .news-new-badge { font-size:9.5px; padding:2px 8px; }

    /* People */
    .people-grid { grid-template-columns:repeat(2, 1fr); gap:14px; }
    .pc-banner { height:64px; }
    .pc-avatar-circle, .pc-avatar-img { width:80px; height:80px; font-size:24px; }
    .pc-avatar-wrap { margin-top:-40px; }
    .prev-section-heading { font-size:17px; margin:40px 0 18px; }
    .profile-links-row { gap:8px; }
    .profile-link-pill { padding:8px 14px; font-size:12px; }

    /* Publications */
    .pub-item { padding:16px 18px; }
    .pub-item:hover { transform:translateX(3px); }
    .pub-type-badge { float:none; display:inline-flex; margin:0 0 10px 0; }
    .tag-filter button { padding:8px 14px; font-size:13px; }

    /* Projects */
    .project-card-body { padding:20px; }
    .project-card-body h3 { font-size:16px; }
    .project-meta { gap:12px; }
    .project-meta-item { font-size:12px; }

    /* Contact */
    .contact-layout { grid-template-columns:1fr; gap:28px; }
    .contact-info-box,
    .contact-form-box { padding:28px 22px; }

    /* Gallery */
    .gallery-grid { grid-template-columns:repeat(2,1fr); gap:14px; }

    /* Profile page */
    .profile-card { grid-template-columns:1fr; }
    .profile-left { padding:32px 24px; }
    .profile-right { padding:28px 22px; }
    .profile-name { font-size:22px; }
    .profile-detail-row { grid-template-columns:1fr; gap:3px; }
    .profile-photo, .profile-photo-placeholder { width:120px; height:120px; }
    .profile-photo-placeholder { font-size:48px; }

    /* News detail */
    .news-detail-card { padding:28px 20px; }
    .news-detail-meta { flex-wrap:wrap; gap:8px; font-size:12px; }

    /* Page banner */
    .page-banner { padding:40px 16px; }
    .page-banner h1 { font-size:clamp(22px,6vw,32px); }

    /* Footer */
    .footer-inner { gap:28px; padding-bottom:36px; }
    .site-footer  { padding:40px 20px 0; }
    .site-footer { padding:48px 20px 0; }

    /* Previous members tables */
    .prev-member-row, .prev-member-header,
    .prev-staff-row, .prev-staff-header {
        grid-template-columns:1fr 1fr;
        font-size:13px;
        padding:10px 14px;
    }
    .prev-accordion-body { padding:16px; }

    /* Topbar */
    .topbar { height:auto; padding:7px 0; }
    .topbar-inner { flex-wrap:wrap; gap:6px; font-size:11px; }
    .topbar-inner span:first-child { display:none; }
    .dark-toggle { font-size:10.5px; padding:3px 9px; }
}

@media (max-width:480px) {
    .hero { min-height:70vh; padding:60px 16px 48px; }
    .hero-btns { flex-direction:column; align-items:center; width:100%; }
    .btn { width:100%; max-width:300px; justify-content:center; }
    .stat-item { flex:0 0 100%; }
    .people-grid { grid-template-columns:1fr 1fr; gap:12px; }
    .gallery-grid { grid-template-columns:1fr; gap:16px; }
    .cards-grid { grid-template-columns:1fr; }
    .news-item { flex-direction:column; gap:10px; }
    .news-date { display:flex; flex-direction:row; gap:6px; align-items:center; min-width:auto; padding:8px 12px; border-radius:6px; }
    .news-date .day { font-size:16px; display:inline; }
    .contact-info-box { padding:24px 18px; }
    .profile-right { padding:22px 16px; }
    .profile-links-row { flex-direction:column; gap:8px; }
    .profile-link-pill { width:100%; justify-content:center; }
    .prev-sub-tabs { flex-direction:column; gap:6px; }
    .prev-sub-tab { width:100%; text-align:center; }
}

/* Admin panel mobile */
@media (max-width:900px) {
    .admin-layout      { flex-direction:column; }
    .admin-sidebar     { width:100%; position:static; flex-shrink:0; }
    .admin-sidebar .sidebar-logo { padding:14px 16px; font-size:15px; }
    .admin-sidebar nav ul { display:flex; flex-wrap:wrap; padding:6px 8px; gap:2px; }
    .admin-sidebar nav ul li { flex:0 0 auto; }
    .admin-sidebar nav ul li a { padding:9px 12px; font-size:12.5px; border-radius:6px; white-space:nowrap; }
    .admin-main  { overflow:auto; }
    .admin-content { padding:16px; }
    .admin-topbar { padding:12px 16px; flex-wrap:wrap; gap:10px; }
    .admin-topbar h2 { font-size:16px; }
}
@media (max-width:600px) {
    .admin-stats { grid-template-columns:1fr 1fr; }
    .admin-sidebar nav ul li a i { margin-right:0; }
    .form-row,.form-row-3 { grid-template-columns:1fr; }
    .modal-box { max-height:96vh; border-radius:12px; width:100%; margin:0 8px; }
    .admin-table th, .admin-table td { padding:9px 10px; font-size:12px; }
    .people-admin-grid { grid-template-columns:repeat(auto-fill,minmax(140px,1fr)); gap:10px; }
    .people-admin-card { padding:12px 10px; }
    .people-admin-card img, .people-admin-card .avatar { width:60px; height:60px; }
    .card-actions { gap:4px; }
    .action-btn { padding:4px 8px; font-size:11px; }
}

/* Fix mobile nav dropdown in open state */
@media (max-width:700px) {
    .main-nav.open        { display:block; }
    .nav-list             { flex-direction:column; }
    .nav-list > li > a   { border-bottom:1px solid rgba(255,255,255,.07); }
    .nav-list > li > a::after { display:none; }
    .has-dropdown.mobile-open .dropdown { display:block !important; }
    .has-dropdown:hover .dropdown        { display:none; }
    .dropdown {
        position:static !important; box-shadow:none !important;
        opacity:1 !important; visibility:visible !important;
        transform:none !important; border-top:none !important;
        background:rgba(0,0,0,.22) !important; border-radius:0 !important;
        display:none;
    }
    .dropdown li a { color:rgba(255,255,255,.75) !important; padding:11px 28px !important; background:transparent !important; }
    .dropdown li a:hover { background:rgba(255,255,255,.1) !important; color:#fff !important; padding-left:28px !important; }
    .dropdown li a::before { display:none !important; }
    [data-theme="dark"] .dropdown { background:rgba(0,0,0,.35) !important; }
}

/* ═══════════════════════════════════════════════════════════
   NEW FEATURE STYLES — v3.0
   ═══════════════════════════════════════════════════════════ */

/* ─── A. Project Card Footer / View Details Button ────────── */
.project-card-footer {
    display:flex; align-items:center; padding:14px 0 2px;
    border-top:1px solid var(--border); margin-top:14px;
}
.btn-view-details {
    display:inline-flex; align-items:center; gap:7px;
    background:var(--primary); color:#fff;
    border-radius:var(--radius-full); padding:8px 20px;
    font-size:13px; font-weight:600; text-decoration:none;
    transition:background .2s, transform .15s, box-shadow .2s;
    box-shadow:0 2px 8px rgba(26,58,110,.2);
}
.btn-view-details:hover {
    background:var(--primary-lt); transform:translateY(-1px);
    box-shadow:0 4px 16px rgba(26,58,110,.3); color:#fff;
}
.btn-view-details i { font-size:12px; }
.btn-view-details-accent { background:var(--accent); box-shadow:0 2px 8px rgba(59,130,246,.25); }
.btn-view-details-accent:hover { background:var(--teal-dk); box-shadow:0 4px 16px rgba(59,130,246,.35); }

/* ─── B. Project Detail Page – Premium Redesign v2 ──────── */

/* --- Hero Section --- */
.pd-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(140deg, #040e1f 0%, #0f2447 35%, #0c4570 65%, #071629 100%);
    padding: 52px 0 48px;
    border-bottom: 1px solid rgba(59,130,246,.2);
}
.pd-hero-glow {
    position: absolute; top: 0; right: 0; width: 600px; height: 100%;
    background: radial-gradient(ellipse at 80% 50%, rgba(59,130,246,.12) 0%, transparent 65%);
    pointer-events: none;
}
.pd-hero-glow2 {
    position: absolute; top: 0; left: 0; width: 400px; height: 100%;
    background: radial-gradient(ellipse at 20% 60%, rgba(37,99,235,.08) 0%, transparent 60%);
    pointer-events: none;
}
.pd-orb {
    position: absolute; border-radius: 50%;
    background: rgba(255,255,255,.04); pointer-events: none;
    animation: float 10s ease-in-out infinite;
}
.pd-orb-1 { width: 220px; height: 220px; top: -80px; left: 3%; animation-duration: 12s; }
.pd-orb-2 { width: 120px; height: 120px; top: 10px; right: 8%; animation-duration: 9s; animation-delay: 1.5s; }
.pd-orb-3 { width: 70px;  height: 70px;  bottom: 0; left: 35%; animation-duration: 7s; animation-delay: 3s; }
.pd-orb-4 { width: 160px; height: 160px; bottom: -50px; right: 20%; animation-duration: 11s; animation-delay: 2s; }

.pd-hero-inner {
    position: relative; z-index: 2;
    max-width: 1160px; margin: 0 auto; padding: 0 28px;
}

/* Breadcrumb */
.pd-breadcrumb {
    display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
    font-size: 12.5px; color: rgba(255,255,255,.5); margin-bottom: 20px;
}
.pd-breadcrumb a {
    color: rgba(255,255,255,.65); text-decoration: none;
    transition: color .2s;
}
.pd-breadcrumb a:hover { color: #fff; }
.pd-breadcrumb-sep { font-size: 9px; opacity: .45; }
.pd-breadcrumb-cur { color: rgba(255,255,255,.35); }

/* Back button */
.pd-back-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.15);
    color: rgba(255,255,255,.8); padding: 7px 16px;
    border-radius: 999px; font-size: 12.5px; font-weight: 500;
    text-decoration: none; margin-bottom: 22px;
    transition: background .2s, color .2s, transform .2s, border-color .2s;
}
.pd-back-btn:hover {
    background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.3);
    color: #fff; transform: translateX(-3px);
}

/* Hero chips row */
.pd-hero-chips { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }

.pd-chip-type {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 14px; border-radius: 999px;
    background: rgba(255,255,255,.1); color: rgba(255,255,255,.85);
    border: 1px solid rgba(255,255,255,.18);
    font-size: 11.5px; font-weight: 600; letter-spacing: .4px; text-transform: uppercase;
}

/* Status badges — hero (dark bg version) */
.pd-status-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 14px; border-radius: 999px;
    font-size: 11.5px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase;
}
.pd-status-ongoing   { background: rgba(34,197,94,.15);  color: #6ee7a0; border: 1px solid rgba(34,197,94,.3); }
.pd-status-completed { background: rgba(96,165,250,.15); color: #93c5fd; border: 1px solid rgba(96,165,250,.3); }
.pd-status-upcoming  { background: rgba(96,165,250,.18); color: #93c5fd; border: 1px solid rgba(96,165,250,.32); }

/* Hero title */
.pd-hero-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 3.5vw, 2.5rem);
    font-weight: 700; color: #ffffff; line-height: 1.25;
    max-width: 840px; margin-bottom: 32px;
    text-shadow: 0 2px 20px rgba(0,0,0,.35);
}

/* Key-stats strip */
.pd-stats-strip {
    display: flex; flex-wrap: wrap;
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 14px; overflow: hidden;
    max-width: 700px;
}
.pd-stat-item {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 24px;
    border-right: 1px solid rgba(255,255,255,.08);
    flex: 1; min-width: 140px;
}
.pd-stat-item:last-child { border-right: none; }
.pd-stat-icon {
    width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
    background: rgba(59,130,246,.15); color: #93c5fd;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px;
}
.pd-stat-text { display: flex; flex-direction: column; gap: 1px; }
.pd-stat-label { font-size: 10px; color: rgba(255,255,255,.45); text-transform: uppercase; letter-spacing: .5px; }
.pd-stat-val   { font-size: 13px; font-weight: 600; color: #fff; }

/* --- Body --- */
.pd-body { background: #f1f5f9; padding: 40px 0 80px; }
[data-theme="dark"] .pd-body { background: #0d1526; }
.pd-body-inner { max-width: 1160px; margin: 0 auto; padding: 0 28px; }

/* --- Two-column layout --- */
.pd-layout {
    display: grid;
    grid-template-columns: 290px 1fr;
    gap: 26px;
    align-items: start;
}

/* --- Sidebar --- */
.pd-sidebar { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 94px; }

/* Poster card */
.pd-poster-card {
    background: #fff; border-radius: 18px;
    border: 1px solid #e2e8f0; box-shadow: 0 4px 24px rgba(15,36,71,.1);
    overflow: hidden;
}
[data-theme="dark"] .pd-poster-card { background: #1e293b; border-color: #334155; }
.pd-poster-label {
    padding: 11px 16px; font-size: 11px; font-weight: 700;
    color: #94a3b8; text-transform: uppercase; letter-spacing: .7px;
    display: flex; align-items: center; gap: 6px;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fafc;
}
[data-theme="dark"] .pd-poster-label { border-color: #334155; background: rgba(255,255,255,.03); color: #64748b; }
.pd-poster-wrap { position: relative; overflow: hidden; cursor: zoom-in; }
.pd-poster-img  { width: 100%; display: block; object-fit: contain; max-height: 380px; transition: transform .4s ease; }
.pd-poster-wrap:hover .pd-poster-img { transform: scale(1.04); }
.pd-poster-overlay {
    position: absolute; inset: 0;
    background: rgba(7,22,41,.55);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity .3s;
}
.pd-poster-wrap:hover .pd-poster-overlay { opacity: 1; }
.pd-poster-zoom-btn {
    display: flex; align-items: center; justify-content: center;
    width: 48px; height: 48px; border-radius: 50%;
    background: rgba(255,255,255,.15); border: 2px solid rgba(255,255,255,.4);
    color: #fff; font-size: 15px; text-decoration: none;
    transition: background .2s, transform .2s;
}
.pd-poster-zoom-btn:hover { background: rgba(255,255,255,.28); transform: scale(1.1); color: #fff; }

/* Info card */
.pd-info-card {
    background: #fff; border-radius: 18px;
    border: 1px solid #e2e8f0; box-shadow: 0 4px 24px rgba(15,36,71,.1);
    overflow: hidden;
}
[data-theme="dark"] .pd-info-card { background: #1e293b; border-color: #334155; }
.pd-info-card-header {
    display: flex; align-items: center; gap: 12px;
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(26,58,110,.06) 0%, transparent 100%);
    border-bottom: 1px solid #e2e8f0;
}
[data-theme="dark"] .pd-info-card-header {
    background: linear-gradient(135deg, rgba(96,165,250,.07) 0%, transparent 100%);
    border-bottom-color: #334155;
}
.pd-info-card-ico {
    width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
    background: #1a3a6e; color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; box-shadow: 0 4px 12px rgba(26,58,110,.35);
}
[data-theme="dark"] .pd-info-card-ico { background: #2563eb; }
.pd-info-card-header h3 { font-size: 14px; font-weight: 700; color: #1e293b; }
[data-theme="dark"] .pd-info-card-header h3 { color: #f1f5f9; }

.pd-meta-rows { list-style: none; padding: 0; margin: 0; }
.pd-meta-row {
    display: flex; align-items: flex-start; gap: 13px;
    padding: 13px 20px; border-bottom: 1px solid #f1f5f9;
    transition: background .15s;
}
[data-theme="dark"] .pd-meta-row { border-bottom-color: #253042; }
.pd-meta-row:last-child { border-bottom: none; }
.pd-meta-row:hover { background: #f8fafc; }
[data-theme="dark"] .pd-meta-row:hover { background: rgba(255,255,255,.04); }
.pd-meta-ico {
    width: 30px; height: 30px; border-radius: 8px; flex-shrink: 0;
    background: rgba(26,58,110,.07); color: #1a3a6e;
    display: flex; align-items: center; justify-content: center; font-size: 12px;
    margin-top: 1px;
}
[data-theme="dark"] .pd-meta-ico { background: rgba(96,165,250,.1); color: #60a5fa; }
.pd-meta-txt { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.pd-meta-lbl {
    font-size: 10.5px; font-weight: 600; color: #94a3b8;
    text-transform: uppercase; letter-spacing: .6px;
}
.pd-meta-val { font-size: 13.5px; font-weight: 600; color: #1e293b; line-height: 1.45; word-break: break-word; }
[data-theme="dark"] .pd-meta-val { color: #e2e8f0; }

/* Light-bg status badges (inside cards) */
.pd-status-lt { font-size: 11px; padding: 4px 11px; border-radius: 999px; display: inline-flex; align-items: center; gap: 5px; font-weight: 700; text-transform: uppercase; letter-spacing: .4px; margin-top: 4px; }
.pd-status-lt-ongoing   { background: rgba(22,163,74,.1);  color: #16a34a; border: 1px solid rgba(22,163,74,.22); }
.pd-status-lt-completed { background: rgba(37,99,235,.1);  color: #2563eb; border: 1px solid rgba(37,99,235,.22); }
.pd-status-lt-upcoming  { background: rgba(59,130,246,.1); color: #3B82F6; border: 1px solid rgba(59,130,246,.22); }
[data-theme="dark"] .pd-status-lt-ongoing   { background: rgba(34,197,94,.12);  color: #4ade80; border-color: rgba(34,197,94,.28); }
[data-theme="dark"] .pd-status-lt-completed { background: rgba(96,165,250,.12); color: #93c5fd; border-color: rgba(96,165,250,.28); }
[data-theme="dark"] .pd-status-lt-upcoming  { background: rgba(96,165,250,.12); color: #93c5fd; border-color: rgba(96,165,250,.28); }

/* --- Main column --- */
.pd-main { display: flex; flex-direction: column; gap: 22px; }

/* Section card */
.pd-section {
    background: #fff; border-radius: 18px;
    border: 1px solid #e2e8f0; box-shadow: 0 4px 24px rgba(15,36,71,.09);
    overflow: hidden; transition: box-shadow .3s ease;
}
[data-theme="dark"] .pd-section { background: #1e293b; border-color: #334155; }
.pd-section:hover { box-shadow: 0 8px 40px rgba(15,36,71,.14); }
[data-theme="dark"] .pd-section:hover { box-shadow: 0 8px 40px rgba(0,0,0,.4); }

.pd-sec-head {
    display: flex; align-items: center; gap: 14px;
    padding: 20px 26px 16px;
    border-bottom: 1px solid #f1f5f9;
    background: linear-gradient(to right, #f8fafc, #fff);
}
[data-theme="dark"] .pd-sec-head {
    border-bottom-color: #334155;
    background: linear-gradient(to right, rgba(255,255,255,.04), transparent);
}
.pd-sec-ico {
    width: 44px; height: 44px; border-radius: 13px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; font-size: 18px;
    box-shadow: 0 4px 14px rgba(0,0,0,.1);
}
.pd-sec-ico-blue  { background: rgba(26,58,110,.1);  color: #1a3a6e; }
.pd-sec-ico-teal  { background: rgba(8,145,178,.1);  color: #0891b2; }
.pd-sec-ico-violet{ background: rgba(124,58,237,.1); color: #7c3aed; }
[data-theme="dark"] .pd-sec-ico-blue  { background: rgba(96,165,250,.12);  color: #60a5fa; }
[data-theme="dark"] .pd-sec-ico-teal  { background: rgba(34,211,238,.12);  color: #22d3ee; }
[data-theme="dark"] .pd-sec-ico-violet{ background: rgba(167,139,250,.12); color: #a78bfa; }
.pd-sec-title {
    font-family: var(--font-serif); font-size: 1.15rem; font-weight: 700;
    color: #1e293b; margin-bottom: 3px; line-height: 1.3;
}
[data-theme="dark"] .pd-sec-title { color: #f1f5f9; }
.pd-sec-sub { font-size: 12px; color: #94a3b8; }

/* Description */
.pd-description {
    padding: 24px 26px;
    color: #475569; font-size: 15px; line-height: 1.85;
    white-space: pre-line; word-break: break-word;
}
[data-theme="dark"] .pd-description { color: #cbd5e1; }

/* --- Team grid --- */
.pd-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1px; background: #e2e8f0;
}
[data-theme="dark"] .pd-team-grid { background: #334155; }
.pd-team-card {
    display: flex; align-items: center; gap: 13px;
    padding: 16px 20px; background: #fff;
    text-decoration: none; position: relative;
    transition: background .2s;
}
[data-theme="dark"] .pd-team-card { background: #1e293b; }
.pd-team-card:hover { background: #f8fafc; }
[data-theme="dark"] .pd-team-card:hover { background: rgba(255,255,255,.05); }
.pd-team-card:hover .pd-team-arr { opacity: 1; transform: translateX(0); }

.pd-team-av-wrap { position: relative; flex-shrink: 0; }
.pd-team-photo {
    width: 52px; height: 52px; border-radius: 50%; object-fit: cover;
    border: 2px solid #fff; box-shadow: 0 2px 10px rgba(26,58,110,.18);
}
.pd-team-av {
    width: 52px; height: 52px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.pd-team-dot {
    position: absolute; bottom: 0; right: 0;
    width: 12px; height: 12px; border-radius: 50%;
    border: 2px solid #fff;
}
[data-theme="dark"] .pd-team-dot { border-color: #1e293b; }

.pd-team-txt { flex: 1; min-width: 0; }
.pd-team-name { display: block; font-size: 13.5px; font-weight: 700; color: #1e293b; line-height: 1.3; }
[data-theme="dark"] .pd-team-name { color: #f1f5f9; }
.pd-team-role { display: block; font-size: 11.5px; font-weight: 600; margin-top: 2px; text-transform: capitalize; }
.pd-team-interest { display: block; font-size: 11px; color: #94a3b8; margin-top: 3px; line-height: 1.4; }
.pd-team-arr {
    color: #94a3b8; font-size: 11px; flex-shrink: 0;
    opacity: 0; transform: translateX(-5px); transition: opacity .2s, transform .2s;
}

/* --- Publication list --- */
.pd-pub-list { display: flex; flex-direction: column; }
.pd-pub-item {
    display: flex; align-items: stretch;
    border-bottom: 1px solid #f1f5f9; background: #fff;
    transition: background .2s;
}
[data-theme="dark"] .pd-pub-item { background: #1e293b; border-bottom-color: #253042; }
.pd-pub-item:last-child { border-bottom: none; }
.pd-pub-item:hover { background: #f8fafc; }
[data-theme="dark"] .pd-pub-item:hover { background: rgba(255,255,255,.04); }
.pd-pub-bar { width: 4px; flex-shrink: 0; border-radius: 0; }
.pd-pub-inner { flex: 1; padding: 20px 24px; min-width: 0; }
.pd-pub-row1 { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }

.pd-pub-badge {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: 999px;
    font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
    border: 1px solid transparent;
}
.pd-pub-badge-journal    { background: rgba(8,145,178,.1);  color: #0891b2; border-color: rgba(8,145,178,.25); }
.pd-pub-badge-conference { background: rgba(124,58,237,.1); color: #7c3aed; border-color: rgba(124,58,237,.25); }
.pd-pub-badge-workshop   { background: rgba(217,119,6,.1);  color: #d97706; border-color: rgba(217,119,6,.25); }
.pd-pub-badge-book       { background: rgba(5,150,105,.1);  color: #059669; border-color: rgba(5,150,105,.25); }
.pd-pub-badge-default    { background: rgba(100,116,139,.1);color: #64748b; border-color: rgba(100,116,139,.25); }

.pd-pub-yr {
    margin-left: auto; padding: 3px 10px; border-radius: 999px;
    background: rgba(26,58,110,.07); color: #1a3a6e;
    font-size: 11px; font-weight: 700;
}
[data-theme="dark"] .pd-pub-yr { background: rgba(96,165,250,.12); color: #93c5fd; }

.pd-pub-title-text {
    font-size: 14.5px; font-weight: 700; color: #1e293b;
    line-height: 1.5; margin-bottom: 8px;
}
[data-theme="dark"] .pd-pub-title-text { color: #f1f5f9; }
.pd-pub-title-text a { color: inherit; text-decoration: none; }
.pd-pub-title-text a:hover { color: #2563eb; text-decoration: underline; text-underline-offset: 3px; }
[data-theme="dark"] .pd-pub-title-text a:hover { color: #93c5fd; }

.pd-pub-meta-line {
    display: flex; align-items: flex-start; gap: 7px;
    font-size: 12.5px; color: #64748b; margin-bottom: 4px; line-height: 1.6;
}
.pd-pub-meta-line i { font-size: 10px; margin-top: 4px; flex-shrink: 0; color: #94a3b8; }
.pd-pub-meta-line em { color: #94a3b8; }
.pd-pub-actions { margin-top: 12px; }
.pd-pub-link-btn {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 7px 16px; border-radius: 999px;
    background: rgba(26,58,110,.07); color: #1a3a6e;
    border: 1px solid rgba(26,58,110,.15); font-size: 12px; font-weight: 600;
    text-decoration: none; transition: background .2s, color .2s, transform .15s;
}
[data-theme="dark"] .pd-pub-link-btn { background: rgba(96,165,250,.1); color: #93c5fd; border-color: rgba(96,165,250,.2); }
.pd-pub-link-btn:hover { background: #1a3a6e; color: #fff; transform: translateY(-1px); }
[data-theme="dark"] .pd-pub-link-btn:hover { background: #2563eb; color: #fff; }

/* --- Empty state --- */
.pd-empty {
    background: #fff; border-radius: 18px;
    border: 2px dashed #e2e8f0; padding: 72px 40px;
    text-align: center;
}
[data-theme="dark"] .pd-empty { background: #1e293b; border-color: #334155; }
.pd-empty-ico {
    width: 76px; height: 76px; border-radius: 50%;
    background: rgba(26,58,110,.07); color: #1a3a6e;
    display: flex; align-items: center; justify-content: center;
    font-size: 30px; margin: 0 auto 18px;
}
[data-theme="dark"] .pd-empty-ico { background: rgba(96,165,250,.1); color: #60a5fa; }
.pd-empty h3 { font-size: 1.1rem; color: #1e293b; margin-bottom: 9px; font-weight: 700; }
[data-theme="dark"] .pd-empty h3 { color: #f1f5f9; }
.pd-empty p  { font-size: 14px; color: #94a3b8; max-width: 320px; margin: 0 auto 22px; line-height: 1.7; }
.pd-empty-back {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 22px; border-radius: 999px;
    background: #1a3a6e; color: #fff; font-weight: 600; font-size: 13.5px;
    text-decoration: none; transition: background .2s, transform .15s;
}
.pd-empty-back:hover { background: #2563eb; color: #fff; transform: translateY(-2px); }

/* --- Responsive --- */
@media (max-width: 960px) {
    .pd-layout { grid-template-columns: 1fr; }
    .pd-sidebar { position: static; }
}
@media (max-width: 700px) {
    .pd-stats-strip { max-width: 100%; }
    .pd-stat-item   { flex: 0 0 50%; border-bottom: 1px solid rgba(255,255,255,.08); }
    .pd-stat-item:nth-child(odd)  { border-right: 1px solid rgba(255,255,255,.08); }
    .pd-stat-item:nth-child(even) { border-right: none; }
    .pd-stat-item:last-child:nth-child(odd) { border-right: none; }
    .pd-team-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    .pd-hero-inner { padding: 0 16px; }
    .pd-body-inner  { padding: 0 14px; }
    .pd-hero-title  { font-size: 1.4rem; }
    .pd-hero-chips  { gap: 7px; }
    .pd-sec-head    { padding: 16px 16px 12px; gap: 10px; }
    .pd-description { padding: 18px 16px; }
    .pd-pub-inner   { padding: 16px; }
    .pd-team-card   { padding: 14px 16px; }
    .pd-info-card-header { padding: 14px 16px; }
    .pd-meta-row    { padding: 12px 16px; }
}

/* ─── E. Admin: Badge Control Radio Buttons ──────────────── */
.badge-control-group {
    display:flex; gap:10px; flex-wrap:wrap; margin-top:6px;
}
.badge-radio {
    display:flex; align-items:center; gap:8px; cursor:pointer;
    padding:9px 16px; border-radius:var(--radius);
    border:2px solid var(--border); background:var(--light-bg);
    font-size:13px; font-weight:500; color:var(--text-sec);
    transition:border-color .2s, background .2s, color .2s;
    flex:1; min-width:140px;
}
.badge-radio input[type="radio"] { display:none; }
.badge-radio i { font-size:13px; }
.badge-radio small { font-size:11px; color:var(--muted); display:block; margin-top:1px; }
.badge-radio:hover { border-color:var(--primary); color:var(--primary); }
.badge-radio.selected, .badge-radio:has(input:checked) {
    border-color:var(--primary); background:var(--primary-50);
    color:var(--primary); font-weight:600;
}
.badge-radio-on:hover { border-color:var(--primary); color:var(--primary); }
.badge-radio-on.selected, .badge-radio-on:has(input:checked) {
    border-color:var(--primary); background:var(--primary-50);
    color:var(--primary);
}
.badge-radio-off:hover { border-color:#9ca3af; color:#9ca3af; }
.badge-radio-off.selected, .badge-radio-off:has(input:checked) {
    border-color:#9ca3af; background:rgba(156,163,175,.08);
    color:#6b7280;
}

/* ─── F. Admin: Badge State Pills in Table ───────────────── */
.badge-state-pill {
    display:inline-flex; align-items:center; gap:4px;
    padding:3px 10px; border-radius:var(--radius-full);
    font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.5px;
}
.badge-state-auto  { background:#f3f4f6; color:#6b7280; }
.badge-state-on    { background:rgba(59,130,246,.1); color:var(--primary); }
.badge-state-off   { background:#f3f4f6; color:#9ca3af; text-decoration:line-through; }
[data-theme="dark"] .badge-state-auto { background:rgba(255,255,255,.08); }
[data-theme="dark"] .badge-state-off  { background:rgba(255,255,255,.05); }

/* ─── G. Admin: Link Checklist (publications/people) ─────── */
.link-checklist {
    display:flex; flex-direction:column; gap:6px;
    max-height:360px; overflow-y:auto;
    border:1px solid var(--border); border-radius:var(--radius);
    padding:8px;
}
.link-check-item {
    display:flex; align-items:flex-start; gap:12px; cursor:pointer;
    padding:10px 12px; border-radius:8px;
    border:1px solid transparent; transition:background .15s, border-color .15s;
}
.link-check-item input[type="checkbox"] { margin-top:3px; accent-color:var(--primary); flex-shrink:0; width:16px; height:16px; }
.link-check-item:hover { background:var(--light-bg); border-color:var(--border); }
.link-check-item.checked,
.link-check-item:has(input:checked) {
    background:var(--primary-50); border-color:rgba(26,58,110,.2);
}
.link-check-info { display:flex; flex-direction:column; gap:2px; }
.link-check-title { font-size:13.5px; font-weight:600; color:var(--text); line-height:1.4; }
.link-check-meta  { font-size:12px; color:var(--muted); }

/* ─── H. Dark mode adjustments ──────────────────────────── */
[data-theme="dark"] .proj-detail-meta-card,
[data-theme="dark"] .proj-detail-section,
[data-theme="dark"] .proj-pub-item { background:var(--card-bg); }
[data-theme="dark"] .proj-person-card { background:rgba(255,255,255,.04); }
[data-theme="dark"] .proj-person-avatar { background:rgba(26,58,110,.3); }
[data-theme="dark"] .badge-radio { background:rgba(255,255,255,.04); }
[data-theme="dark"] .link-checklist { background:rgba(255,255,255,.02); }
[data-theme="dark"] .link-check-item:hover { background:rgba(255,255,255,.06); }

/* ─── I. Premium Image Lightbox ────────────────────────── */
.custom-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}
.custom-lightbox .lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(7, 22, 41, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 0;
    transition: opacity 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}
.custom-lightbox .lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: scale(0.92) translateY(20px);
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.35s cubic-bezier(0.25, 1, 0.5, 1);
    z-index: 2;
}
.custom-lightbox.active {
    pointer-events: auto;
}
.custom-lightbox.active .lightbox-overlay {
    opacity: 1;
}
.custom-lightbox.active .lightbox-content {
    transform: scale(1) translateY(0);
    opacity: 1;
}
.custom-lightbox .lightbox-img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65);
}
.custom-lightbox .lightbox-close {
    position: absolute;
    top: -48px;
    right: 0;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    font-size: 26px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.25s, transform 0.25s, color 0.25s;
    line-height: 1;
}
.custom-lightbox .lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1) rotate(90deg);
    color: #2dd4bf;
}
.custom-lightbox .lightbox-caption {
    color: rgba(255, 255, 255, 0.9);
    margin-top: 16px;
    font-size: 14px;
    text-align: center;
    font-weight: 500;
    background: rgba(15, 23, 42, 0.6);
    padding: 8px 18px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    max-width: 80%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ─── J. Premium Drag & Drop Uploader ──────────────────── */
.premium-upload-container {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 8px;
}
.upload-dropzone {
    border: 2px dashed var(--border);
    background: var(--light-bg);
    border-radius: 12px;
    padding: 36px 20px;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: border-color 0.25s, background-color 0.25s, transform 0.15s;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.upload-dropzone:hover, .upload-dropzone.dragover {
    border-color: var(--primary);
    background: rgba(26, 58, 110, 0.04);
}
.upload-dropzone.dragover {
    transform: scale(0.99);
}
.file-input-hidden {
    position: absolute;
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow: hidden;
    z-index: -1;
}
.dropzone-prompt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.upload-icon {
    font-size: 40px;
    color: var(--primary);
    opacity: 0.85;
    transition: transform 0.25s ease;
}
.upload-dropzone:hover .upload-icon {
    transform: translateY(-4px);
}
.upload-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
}
.upload-text .browse-link {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 600;
}
.upload-hint {
    font-size: 11px;
    color: var(--muted);
}
.upload-preview-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px;
    background: var(--light-bg);
    border-radius: 12px;
    border: 1px solid var(--border);
    animation: slideDown 0.25s ease-out;
}
.preview-img-wrap {
    width: 72px;
    height: 72px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    border: 1px solid var(--border);
    background: #000;
}
.preview-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.preview-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex: 1;
    min-width: 0;
}
.preview-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}
.preview-filename {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.preview-filesize {
    font-size: 11.5px;
    color: var(--muted);
}
.btn-remove-preview {
    background: none;
    border: none;
    color: #ef4444;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 6px;
    transition: background 0.15s, color 0.15s;
}
.btn-remove-preview:hover {
    background: rgba(239, 68, 68, 0.08);
}
.current-poster-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: var(--card-shadow);
    transition: opacity 0.25s ease;
}
.current-poster-img-wrap {
    width: 72px;
    height: 72px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    border: 1px solid var(--border);
}
.current-poster-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.current-poster-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}
.badge-current-poster {
    font-size: 10px;
    font-weight: 700;
    color: #059669;
    background: rgba(5, 150, 105, 0.08);
    padding: 2px 8px;
    border-radius: 20px;
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.current-poster-filename {
    font-size: 13px;
    font-weight: 500;
    color: var(--muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.current-poster-actions {
    margin-top: 4px;
}
.btn-delete-poster {
    font-size: 12px;
    font-weight: 600;
    color: #ef4444;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color 0.15s;
}
.btn-delete-poster:hover {
    color: #b91c1c;
}
.form-label-premium {
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.form-label-premium i {
    color: var(--teal);
}
.form-hint-premium {
    font-size: 11.5px;
    color: var(--muted);
    margin-top: 6px;
    line-height: 1.4;
}

[data-theme="dark"] .upload-dropzone {
    background: rgba(255, 255, 255, 0.02);
}
[data-theme="dark"] .upload-dropzone:hover, [data-theme="dark"] .upload-dropzone.dragover {
    background: rgba(255, 255, 255, 0.04);
}
[data-theme="dark"] .upload-preview-card {
    background: rgba(255, 255, 255, 0.02);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}