/* ═══════════════════════════════
       DESIGN TOKENS
    ═══════════════════════════════ */

    html {
  scroll-behavior: smooth;
}

    :root {
      /* Backgrounds */
      --bg-page:      #fdf9f2;
      --bg-surface:   #ffffff;
      --bg-parchment: #f5ede0;
      --bg-navy:      #0a1628;
      --bg-navy-mid:  #122040;
      --bg-navy-lt:   #1a3060;

      /* Text — crisp & high contrast */
      --tx-primary:   #0a0f1a;
      --tx-secondary: #2c3a50;
      --tx-muted:     #536175;
      --tx-on-dark:   #f4ede0;
      --tx-on-dark-2: rgba(244,237,224,.72);

      /* Gold */
      --gold:         #c9922a;
      --gold-lt:      #e4b96a;
      --gold-dim:     rgba(201,146,42,.14);

      /* Borders & shadows */
      --border:       rgba(10,22,40,.1);
      --shadow-sm:    0 2px 10px rgba(10,22,40,.07);
      --shadow-md:    0 8px 32px rgba(10,22,40,.11);
      --shadow-lg:    0 24px 64px rgba(10,22,40,.16);

      /* Glassmorphism */
      --glass-bg:     rgba(255,255,255,.84);
      --glass-border: rgba(255,255,255,.6);

      /* Misc */
      --nav-h:   72px;
      --ease:    cubic-bezier(.23,1,.32,1);
      --tr:      .4s var(--ease);
    }

    [data-theme="dark"] {
      /* Backgrounds */
      --bg-page:      #0b1421;
      --bg-surface:   #111d2e;
      --bg-parchment: #15233a;
      --bg-navy:      #08111e;
      --bg-navy-mid:  #0d1928;
      --bg-navy-lt:   #14253d;

      /* Text — bright & vivid in dark */
      --tx-primary:   #f0e8d8;
      --tx-secondary: #c8d4e0;
      --tx-muted:     #8fa3bc;
      --tx-on-dark:   #f4ede0;
      --tx-on-dark-2: rgba(244,237,224,.75);

      /* Gold — slightly brighter in dark */
      --gold:         #e4b96a;
      --gold-lt:      #f5d08a;
      --gold-dim:     rgba(228,185,106,.13);

      /* Borders & shadows */
      --border:       rgba(228,185,106,.14);
      --shadow-sm:    0 2px 10px rgba(0,0,0,.35);
      --shadow-md:    0 8px 32px rgba(0,0,0,.45);
      --shadow-lg:    0 24px 64px rgba(0,0,0,.6);

      /* Glassmorphism */
      --glass-bg:     rgba(11,20,33,.92);
      --glass-border: rgba(228,185,106,.2);
    }

    /* ═══════════════════════════════
       RESET
    ═══════════════════════════════ */
    *, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
    html { scroll-behavior:smooth; font-size:16px; }
    body {
      font-family: 'DM Sans', sans-serif;
      background: var(--bg-page);
      color: var(--tx-primary);
      line-height: 1.7;
      overflow-x: hidden;
      transition: background .5s var(--ease), color .5s var(--ease);
    }
    img { max-width:100%; display:block; }
    a { text-decoration:none; }
    ul { list-style:none; }

    /* Reveal animations used across frontend (add 'reveal' class to elements) */
    .reveal { opacity: 0; transform: translateY(18px) scale(.995); transition: opacity .6s cubic-bezier(.22,.9,.26,1), transform .6s cubic-bezier(.22,.9,.26,1); will-change: opacity, transform; }
    .reveal.in-view { opacity: 1; transform: translateY(0) scale(1); }
    .reveal.fade { transform: none; }

    /* Admin layout fixes: keep sidebar fixed and main content scrollable to avoid overflow */
    .app-sidebar { position: fixed; top: var(--nav-h); left: 0; width: 260px; height: calc(100vh - var(--nav-h)); overflow-y: auto; z-index: 1020; padding-bottom: 2rem; }
    .app-main { margin-left: 260px; padding: 2rem 1.25rem 4rem; transition: margin .25s var(--ease); }
    .app-sidebar, .app-main { will-change: transform, margin; }

    /* Collapsed sidebar state (toggle with `.sidebar-collapsed` on body) */
    body.sidebar-collapsed .app-sidebar { width: 72px; }
    body.sidebar-collapsed .app-sidebar .sidebar-brand .brand-text { display:none; }
    body.sidebar-collapsed .app-sidebar .nav-link { padding-left: 0.9rem; padding-right: 0.9rem; }
    body.sidebar-collapsed .app-main { margin-left: 72px; }
    @media (max-width: 991px) {
      .app-sidebar { position: relative; width: 100%; top: 0; height: auto; }
      .app-main { margin-left: 0; padding-top: 1rem; }
    }

    /* Subtle homepage visual polish */
    .hero { padding: 4rem 0; border-radius: 12px; background: linear-gradient(180deg, rgba(13,110,253,0.06), rgba(14,165,233,0.03)); box-shadow: 0 18px 40px rgba(2,6,23,0.06); }
    .btn-primary, .btn-primary:focus { background: linear-gradient(90deg,#0d6efd,#06b6d4); border: none; box-shadow: 0 8px 24px rgba(7,89,133,0.12); }
    .container-max { max-width: 1100px; margin-left: auto; margin-right: auto; }

    /* ═══════════════════════════════
       SCROLL PROGRESS
    ═══════════════════════════════ */
    #scroll-progress {
      position:fixed; top:0; left:0; z-index:9999;
      height:3px;
      background:linear-gradient(90deg,var(--gold),var(--gold-lt));
      width:0%; transition:width .1s linear;
      box-shadow:0 0 14px var(--gold);
    }

    /* ═══════════════════════════════
       BACK TO TOP
    ═══════════════════════════════ */
    #back-top {
      position:fixed; bottom:32px; right:32px; z-index:900;
      width:46px; height:46px; border-radius:50%;
      background:var(--gold); border:none; cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      box-shadow:0 8px 24px rgba(201,146,42,.45);
      opacity:0; pointer-events:none;
      transform:translateY(14px);
      transition:opacity .35s, transform .35s var(--ease), box-shadow .25s;
    }
    #back-top.visible { opacity:1; pointer-events:auto; transform:translateY(0); }
    #back-top:hover   { transform:translateY(-4px); box-shadow:0 14px 36px rgba(201,146,42,.55); }
    #back-top svg { width:18px; height:18px; stroke:#fff; stroke-width:2.5; fill:none; }

    /* ═══════════════════════════════
       NAV
    ═══════════════════════════════ */
    nav {
      position:fixed; top:0; left:0; right:0; z-index:1000;
      height:var(--nav-h);
      backdrop-filter:blur(28px) saturate(180%);
      -webkit-backdrop-filter:blur(28px) saturate(180%);
      background:var(--glass-bg);
      border-bottom:1px solid var(--glass-border);
      box-shadow:var(--shadow-sm);
      transition:background .5s var(--ease), border-color .5s var(--ease), box-shadow .5s var(--ease);
    }
    .nav-inner {
      max-width:1200px; margin:0 auto;
      padding:0 clamp(20px,4vw,48px);
      height:100%; display:flex; align-items:center; justify-content:space-between;
    }
    .nav-logo {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(1rem,2vw,1.2rem); font-weight:600;
      color:var(--tx-primary); letter-spacing:.02em;
      transition:color .3s;
    }
    .nav-logo span { color:var(--gold); }
    .nav-links { display:flex; gap:clamp(16px,3vw,36px); align-items:center; }
    .nav-links a {
      font-size:.8rem; font-weight:500;
      letter-spacing:.09em; text-transform:uppercase;
      color:var(--tx-secondary); position:relative;
      transition:color .25s;
    }
    .nav-links a::after {
      content:''; position:absolute; bottom:-4px; left:0;
      width:0; height:1.5px; background:var(--gold);
      transition:width .3s var(--ease);
    }
    .nav-links a:hover,
    .nav-links a.active { color:var(--gold); }
    .nav-links a:hover::after,
    .nav-links a.active::after { width:100%; }
    .nav-right { display:flex; align-items:center; gap:14px; }

    /* Theme toggle */
    .theme-btn {
      width:46px; height:25px; border-radius:13px;
      border:1.5px solid var(--border); cursor:pointer;
      background:var(--gold-dim); position:relative;
      display:flex; align-items:center; padding:3px;
      transition:background .3s, border-color .3s;
      flex-shrink:0;
    }
    .theme-btn::before {
      content:''; width:17px; height:17px; border-radius:50%;
      background:var(--gold); position:absolute; left:3px;
      transition:transform .35s var(--ease);
      box-shadow:0 2px 6px rgba(0,0,0,.2);
    }
    [data-theme="dark"] .theme-btn::before { transform:translateX(21px); }

    /* Hamburger */
    .nav-toggle {
      display:none; flex-direction:column; gap:5px;
      background:none; border:none; cursor:pointer; width:28px; padding:4px;
    }
    .nav-toggle span {
      display:block; height:2px;
      background:var(--tx-primary); border-radius:1px; transition:all .3s;
    }
    .nav-toggle.open span:nth-child(1) { transform:rotate(45deg) translate(5px,5px); }
    .nav-toggle.open span:nth-child(2) { opacity:0; }
    .nav-toggle.open span:nth-child(3) { transform:rotate(-45deg) translate(5px,-5px); }

    /* ═══════════════════════════════
       HERO
    ═══════════════════════════════ */
    .hero {
      min-height:100vh;
      background:linear-gradient(145deg,var(--bg-navy) 0%,var(--bg-navy-mid) 45%,var(--bg-navy-lt) 100%);
      position:relative; overflow:hidden;
      display:flex; align-items:center;
      padding:calc(var(--nav-h)+60px) clamp(20px,5vw,80px) 100px;
    }
    .hero-bg-orb {
      position:absolute; border-radius:50%;
      filter:blur(80px); animation:floatOrb 9s ease-in-out infinite;
      pointer-events:none;
    }
    .hero-bg-orb:nth-child(1) {
      width:600px; height:600px; top:-200px; right:-200px;
      background:radial-gradient(circle,rgba(201,146,42,.2),transparent 70%);
    }
    .hero-bg-orb:nth-child(2) {
      width:420px; height:420px; bottom:-100px; left:-100px;
      background:radial-gradient(circle,rgba(201,146,42,.12),transparent 70%);
      animation-delay:-4.5s;
    }
    .hero-bg-orb:nth-child(3) {
      width:320px; height:320px; top:50%; left:38%;
      background:radial-gradient(circle,rgba(80,140,255,.1),transparent 70%);
      animation-delay:-2s;
    }
    @keyframes floatOrb {
      0%,100% { transform:translate(0,0) scale(1); }
      50%      { transform:translate(28px,-28px) scale(1.06); }
    }
    .hero-grid-lines {
      position:absolute; inset:0; pointer-events:none; opacity:.035;
      background-image:
        repeating-linear-gradient(0deg,transparent,transparent 60px,rgba(255,255,255,.7) 60px,rgba(255,255,255,.7) 61px),
        repeating-linear-gradient(90deg,transparent,transparent 60px,rgba(255,255,255,.7) 60px,rgba(255,255,255,.7) 61px);
    }
    .hero-inner {
      max-width:1200px; margin:0 auto; width:100%;
      display:grid; grid-template-columns:auto 1fr;
      gap:clamp(32px,5vw,80px); align-items:center;
      position:relative; z-index:2;
    }
    .hero-photo-wrap { position:relative; flex-shrink:0; }
    .hero-photo-ring {
      position:absolute; inset:-14px; border-radius:50%;
      border:1px solid rgba(201,146,42,.35);
      animation:spinRing 22s linear infinite;
    }
    .hero-photo-ring::before {
      content:''; position:absolute; top:-4px; left:50%; transform:translateX(-50%);
      width:7px; height:7px; border-radius:50%;
      background:var(--gold-lt); box-shadow:0 0 14px var(--gold-lt);
    }
    @keyframes spinRing { from{transform:rotate(0)} to{transform:rotate(360deg)} }

    /* Hero photo placeholder — glowing initials */
    .hero-photo-placeholder {
      width:clamp(150px,18vw,220px); height:clamp(150px,18vw,220px);
      border-radius:50%;
      background:linear-gradient(135deg,#122040,#1e3a6e);
      box-shadow:0 0 0 4px rgba(201,146,42,.45), 0 0 40px rgba(201,146,42,.2), var(--shadow-lg);
      display:flex; align-items:center; justify-content:center;
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(2.4rem,5vw,3.8rem); font-weight:400;
      color:#f0cc8a;
      letter-spacing:.04em;
      text-shadow:0 0 24px rgba(228,185,106,.6);
      position:relative; z-index:1;
      animation:glowInitials 4s ease-in-out infinite;
    }
    @keyframes glowInitials {
      0%,100% { text-shadow:0 0 24px rgba(228,185,106,.6); }
      50%      { text-shadow:0 0 40px rgba(228,185,106,.95),0 0 80px rgba(228,185,106,.35); }
    }

    /* Hero text */
    .hero-eyebrow {
      display:inline-flex; align-items:center; gap:10px;
      background:rgba(201,146,42,.14); border:1px solid rgba(201,146,42,.32);
      padding:6px 18px; border-radius:100px;
      font-size:.72rem; font-weight:500; letter-spacing:.13em; text-transform:uppercase;
      color:#f0cc8a; margin-bottom:20px;
      animation:fadeSlideUp .8s var(--ease) both;
    }
    .hero-eyebrow::before {
      content:''; width:6px; height:6px; border-radius:50%;
      background:#f0cc8a; animation:pulse 2s ease-in-out infinite;
    }
    @keyframes pulse {
      0%,100%{opacity:1;transform:scale(1)}
      50%{opacity:.45;transform:scale(.7)}
    }
    .hero-name {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(2.4rem,5vw,4.4rem); font-weight:300;
      line-height:1.08; letter-spacing:-.02em; margin-bottom:8px;
      color:#ffffff;
      animation:fadeSlideUp .8s .12s var(--ease) both;
    }
    .hero-name strong { font-weight:600; color:#f5d08a; }
    .hero-title {
      font-size:clamp(.82rem,1.5vw,.95rem); font-weight:400;
      color:rgba(255,255,255,.58); letter-spacing:.14em; text-transform:uppercase;
      margin-bottom:22px;
      animation:fadeSlideUp .8s .22s var(--ease) both;
    }
    .hero-desc {
      font-size:clamp(.88rem,1.5vw,1.02rem);
      color:rgba(255,255,255,.78); /* bright on dark bg */
      max-width:560px; line-height:1.85; margin-bottom:32px;
      animation:fadeSlideUp .8s .32s var(--ease) both;
    }
    .badge-row { display:flex; flex-wrap:wrap; gap:10px; animation:fadeSlideUp .8s .44s var(--ease) both; }
    .badge {
      display:inline-flex; align-items:center; gap:6px;
      background:rgba(201,146,42,.13); border:1px solid rgba(201,146,42,.28);
      color:#f0cc8a; font-size:.68rem; font-weight:500;
      letter-spacing:.1em; text-transform:uppercase;
      padding:6px 15px; border-radius:100px; backdrop-filter:blur(8px);
      transition:background .3s, border-color .3s;
    }
    .badge:hover { background:rgba(201,146,42,.22); border-color:rgba(201,146,42,.5); }

    .hero-scroll {
      position:absolute; bottom:40px; left:50%; transform:translateX(-50%);
      display:flex; flex-direction:column; align-items:center; gap:8px;
      color:rgba(255,255,255,.38); font-size:.7rem;
      letter-spacing:.14em; text-transform:uppercase;
      z-index:2; animation:scrollBounce 2.2s ease-in-out infinite;
    }
    .hero-scroll-line {
      width:1px; height:38px;
      background:linear-gradient(to bottom,transparent,rgba(201,146,42,.65));
    }
    @keyframes scrollBounce {
      0%,100%{transform:translateX(-50%) translateY(0)}
      50%{transform:translateX(-50%) translateY(9px)}
    }
    @keyframes fadeSlideUp {
      from{opacity:0;transform:translateY(28px)}
      to{opacity:1;transform:translateY(0)}
    }

    /* ═══════════════════════════════
       ACCENT BAR
    ═══════════════════════════════ */
    .accent-bar {
      height:2px;
      background:linear-gradient(90deg,transparent,var(--gold),transparent);
    }

    /* ═══════════════════════════════
       LAYOUT
    ═══════════════════════════════ */
    .container {
      max-width:1100px; margin:0 auto;
      padding:0 clamp(20px,4vw,48px);
    }
    .section {
      padding:clamp(60px,9vw,104px) 0; position:relative;
    }
    .section + .section { border-top:1px solid var(--border); }

    .section-header { margin-bottom:clamp(36px,5vw,56px); }
    .section-eyebrow {
      display:inline-block;
      font-size:.67rem; font-weight:600; letter-spacing:.2em; text-transform:uppercase;
      color:var(--gold); margin-bottom:10px;
    }
    .section-title {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(1.9rem,3.5vw,2.9rem); font-weight:500;
      color:var(--tx-primary); /* ← uses high-contrast token */
      line-height:1.12; position:relative; padding-bottom:20px;
      transition:color .5s;
    }
    .section-title::after {
      content:''; position:absolute; bottom:0; left:0;
      width:48px; height:2px; background:var(--gold); border-radius:1px;
      transition:width .5s var(--ease);
    }
    .section-header:hover .section-title::after { width:80px; }

    /* ═══════════════════════════════
       ABOUT
    ═══════════════════════════════ */
    .about-grid {
      display:grid; grid-template-columns:1fr 1fr;
      gap:clamp(20px,3vw,32px);
    }
    .about-card {
      background:var(--bg-surface);
      border:1px solid var(--border); border-radius:18px;
      padding:clamp(24px,3vw,38px);
      box-shadow:var(--shadow-sm);
      position:relative; overflow:hidden;
      transition:transform var(--tr), box-shadow var(--tr), background .5s;
    }
    .about-card::before {
      content:''; position:absolute; top:0; left:0; right:0; height:2.5px;
      background:linear-gradient(90deg,var(--gold),var(--gold-lt),transparent);
      opacity:0; transition:opacity var(--tr);
    }
    .about-card:hover { transform:translateY(-5px); box-shadow:var(--shadow-md); }
    .about-card:hover::before { opacity:1; }
    .about-card h4 {
      font-family:'Cormorant Garamond',serif;
      font-size:1.15rem; font-weight:600;
      color:var(--tx-primary); /* high contrast */
      margin-bottom:14px; transition:color .5s;
    }
    .about-card p { font-size:.9rem; color:var(--tx-secondary); line-height:1.85; transition:color .5s; }
    .info-row {
      display:flex; gap:10px; margin-bottom:11px;
      font-size:.87rem; color:var(--tx-secondary); align-items:flex-start;
      transition:color .5s;
    }
    .info-label {
      font-weight:600; color:var(--tx-primary); /* vivid */
      min-width:90px; flex-shrink:0; font-size:.82rem; letter-spacing:.02em;
      transition:color .5s;
    }

    /* ═══════════════════════════════
       PHD HIGHLIGHT
    ═══════════════════════════════ */
    .phd-highlight {
      background:linear-gradient(135deg,var(--bg-parchment),var(--bg-page));
      border:1px solid rgba(201,146,42,.38); border-radius:20px;
      padding:clamp(24px,3vw,42px); margin:0 0 clamp(36px,5vw,60px);
      display:flex; gap:clamp(20px,3vw,34px); align-items:flex-start;
      box-shadow:var(--shadow-md); position:relative; overflow:hidden;
      transition:background .5s, border-color .5s, transform var(--tr), box-shadow var(--tr);
    }
    .phd-highlight:hover { transform:translateY(-4px); box-shadow:var(--shadow-lg); }
    .phd-highlight::before {
      content:''; position:absolute; top:0; left:0; width:4px; height:100%;
      background:linear-gradient(to bottom,var(--gold),var(--gold-lt));
    }
    .phd-highlight::after {
      content:''; position:absolute; top:-60px; right:-40px;
      width:200px; height:200px; border-radius:50%;
      background:radial-gradient(circle,rgba(201,146,42,.08),transparent 70%);
      pointer-events:none;
    }
    .phd-icon-wrap {
      width:66px; height:66px; border-radius:17px; flex-shrink:0;
      background:linear-gradient(135deg,var(--gold),var(--gold-lt));
      display:flex; align-items:center; justify-content:center; font-size:1.9rem;
      box-shadow:0 10px 28px rgba(201,146,42,.35);
      animation:iconPop .6s var(--ease) both;
    }
    @keyframes iconPop {
      from{opacity:0;transform:scale(.6) rotate(-8deg)}
      to{opacity:1;transform:scale(1) rotate(0)}
    }
    .phd-content h3 {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(1rem,1.8vw,1.28rem); font-weight:600;
      color:var(--tx-primary); margin-bottom:8px; transition:color .5s;
    }
    .phd-content p { font-size:.87rem; color:var(--tx-secondary); line-height:1.75; transition:color .5s; }
    .phd-badge {
      display:inline-flex; align-items:center; gap:6px;
      background:var(--gold); color:#fff;
      font-size:.63rem; font-weight:700; letter-spacing:.13em; text-transform:uppercase;
      padding:4px 13px; border-radius:100px; margin-bottom:10px;
      box-shadow:0 4px 14px rgba(201,146,42,.38);
    }

    /* ═══════════════════════════════
       TIMELINE
    ═══════════════════════════════ */
    .timeline-v2 { display:flex; flex-direction:column; }
    .tl-row {
      display:grid; grid-template-columns:130px 42px 1fr;
      gap:0 clamp(12px,2vw,24px); position:relative;
    }
    .tl-left { text-align:right; padding-top:9px; padding-right:8px; }
    .tl-left .yr {
      font-size:.7rem; font-weight:700; letter-spacing:.11em; text-transform:uppercase;
      color:var(--gold); display:block;
    }
    .tl-center { display:flex; flex-direction:column; align-items:center; position:relative; }
    .tl-dot2 {
      width:14px; height:14px; border-radius:50%;
      background:var(--bg-surface); border:2.5px solid var(--gold);
      flex-shrink:0; margin-top:11px; z-index:1; transition:all .3s;
    }
    .tl-dot2.a {
      background:var(--gold);
      box-shadow:0 0 0 4px var(--gold-dim),0 0 12px var(--gold);
      animation:dotPulse 2.5s ease-in-out infinite;
    }
    @keyframes dotPulse {
      0%,100%{box-shadow:0 0 0 4px var(--gold-dim),0 0 12px var(--gold)}
      50%{box-shadow:0 0 0 8px rgba(201,146,42,.06),0 0 20px var(--gold)}
    }
    .tl-line {
      width:1px; flex:1; min-height:20px;
      background:linear-gradient(to bottom,var(--gold) 0%,var(--border) 100%);
    }
    .tl-card {
      background:var(--bg-surface); border:1px solid var(--border);
      border-radius:14px; padding:clamp(16px,2vw,26px);
      box-shadow:var(--shadow-sm); margin-bottom:clamp(16px,2vw,24px);
      position:relative; overflow:hidden;
      transition:transform var(--tr), box-shadow var(--tr), background .5s;
    }
    .tl-card::before {
      content:''; position:absolute; left:0; top:0; bottom:0; width:3px;
      background:linear-gradient(to bottom,var(--gold),var(--gold-lt));
      opacity:0; transition:opacity .3s;
    }
    .tl-card:hover { transform:translateX(6px); box-shadow:var(--shadow-md); }
    .tl-card:hover::before { opacity:1; }
    .tl-card .role {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(1rem,1.5vw,1.18rem); font-weight:600;
      color:var(--tx-primary); margin-bottom:5px; transition:color .5s;
    }
    .tl-card .place { font-size:.84rem; color:var(--tx-muted); transition:color .5s; }

    /* ═══════════════════════════════
       POSITIONS GRID
    ═══════════════════════════════ */
    .pos-grid {
      display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:16px;
    }
    .pos-card {
      background:var(--bg-surface); border:1px solid var(--border);
      border-left:3.5px solid var(--gold); border-radius:12px;
      padding:20px 22px; box-shadow:var(--shadow-sm);
      position:relative; overflow:hidden;
      transition:transform var(--tr), box-shadow var(--tr), background .5s;
    }
    .pos-card::after {
      content:''; position:absolute; inset:0; border-radius:12px;
      background:linear-gradient(135deg,rgba(201,146,42,.04),transparent 60%);
      opacity:0; transition:opacity .3s;
    }
    .pos-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
    .pos-card:hover::after { opacity:1; }
    .pos-card h4 {
      font-size:.89rem; font-weight:600;
      color:var(--tx-primary); margin-bottom:6px; line-height:1.45;
      transition:color .5s;
    }
    .pos-card p { font-size:.78rem; color:var(--tx-muted); transition:color .5s; }

    /* ═══════════════════════════════
       EDUCATION
    ═══════════════════════════════ */
    .edu-list { display:flex; flex-direction:column; gap:clamp(16px,2vw,24px); }
    .edu-item { display:grid; grid-template-columns:auto 1fr; gap:clamp(16px,2vw,24px); align-items:start; }
    .edu-year-box {
      background:linear-gradient(135deg,var(--bg-navy-mid),var(--bg-navy-lt));
      color:var(--gold-lt); font-weight:700; font-size:.78rem;
      padding:clamp(8px,1.5vw,13px) clamp(12px,2vw,18px);
      border-radius:10px; text-align:center; min-width:74px; flex-shrink:0;
      box-shadow:var(--shadow-sm); line-height:1.35;
      transition:transform .3s var(--ease);
    }
    .edu-item:hover .edu-year-box { transform:scale(1.06); }
    [data-theme="dark"] .edu-year-box {
      background:linear-gradient(135deg,rgba(228,185,106,.15),rgba(228,185,106,.08));
      border:1px solid rgba(228,185,106,.22);
      color:var(--gold-lt);
    }
    .edu-body {
      background:var(--bg-surface); border:1px solid var(--border); border-radius:13px;
      padding:clamp(16px,2vw,24px); box-shadow:var(--shadow-sm);
      transition:transform var(--tr), box-shadow var(--tr), background .5s;
      position:relative; overflow:hidden;
    }
    .edu-body::before {
      content:''; position:absolute; top:0; left:0; right:0; height:2px;
      background:linear-gradient(90deg,var(--gold),transparent);
      opacity:0; transition:opacity .3s;
    }
    .edu-body:hover { transform:translateY(-3px); box-shadow:var(--shadow-md); }
    .edu-body:hover::before { opacity:1; }
    .edu-body h4 {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(.95rem,1.5vw,1.12rem); font-weight:600;
      color:var(--tx-primary); margin-bottom:5px; transition:color .5s;
    }
    .edu-body p { font-size:.84rem; color:var(--tx-secondary); transition:color .5s; }

    /* ═══════════════════════════════
       PUBLICATION
    ═══════════════════════════════ */
    .pub-card {
      background:var(--bg-surface); border:1px solid var(--border);
      border-radius:18px; padding:clamp(24px,3vw,38px);
      box-shadow:var(--shadow-sm); max-width:700px;
      display:flex; gap:22px; align-items:flex-start;
      transition:transform var(--tr), box-shadow var(--tr), background .5s;
      position:relative; overflow:hidden;
    }
    .pub-card::before {
      content:''; position:absolute; top:0; left:0; right:0; height:2.5px;
      background:linear-gradient(90deg,var(--gold),var(--gold-lt),transparent);
      opacity:0; transition:opacity .3s;
    }
    .pub-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
    .pub-card:hover::before { opacity:1; }
    .pub-icon {
      width:54px; height:54px; border-radius:13px; flex-shrink:0;
      background:var(--gold-dim); border:1px solid rgba(201,146,42,.28);
      display:flex; align-items:center; justify-content:center; font-size:1.5rem;
      transition:transform .4s var(--ease);
    }
    .pub-card:hover .pub-icon { transform:rotate(-6deg) scale(1.1); }
    .pub-body h4 {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(1rem,1.6vw,1.18rem); font-weight:600;
      color:var(--tx-primary); margin-bottom:9px; line-height:1.45; transition:color .5s;
    }
    .pub-body p { font-size:.87rem; color:var(--tx-secondary); line-height:1.75; transition:color .5s; }

    /* ═══════════════════════════════
       GALLERY
    ═══════════════════════════════ */
    .gallery {
      display:grid; grid-template-columns:repeat(3,1fr);
      gap:clamp(12px,2vw,22px);
    }
    .gallery-item {
      position:relative; overflow:hidden; border-radius:18px;
      box-shadow:var(--shadow-sm);
      transition:box-shadow var(--tr), transform var(--tr);
    }
    .gallery-item:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
    .gallery-item img {
      width:100%; height:clamp(180px,22vw,265px); object-fit:cover; display:block;
      border-radius:18px; transition:transform .65s var(--ease);
      background:var(--bg-parchment);
    }
    .gallery-item:hover img { transform:scale(1.06); }
    .gallery-overlay {
      position:absolute; inset:0; border-radius:18px;
      background:linear-gradient(to top,rgba(8,17,30,.88) 0%,transparent 55%);
      opacity:0; transition:opacity var(--tr);
      display:flex; align-items:flex-end; padding:20px;
    }
    .gallery-item:hover .gallery-overlay { opacity:1; }
    .gallery-overlay-text {
      color:rgba(255,255,255,.95); font-size:.78rem; font-weight:500; letter-spacing:.02em;
      transform:translateY(8px); transition:transform .4s var(--ease);
    }
    .gallery-item:hover .gallery-overlay-text { transform:translateY(0); }
    .gallery-caption {
      font-size:.78rem; font-weight:500; letter-spacing:.02em;
      text-align:center; padding:10px 4px 0; color:var(--tx-muted);
      transition:color .5s;
    }

    /* ═══════════════════════════════
       QUOTE
    ═══════════════════════════════ */
    .quote-section {
      background:linear-gradient(145deg,var(--bg-navy) 0%,var(--bg-navy-mid) 60%,var(--bg-navy-lt) 100%);
      padding:clamp(60px,9vw,100px) clamp(24px,5vw,80px);
      position:relative; overflow:hidden; margin:0;
    }
    .quote-section::before {
      content:'\201C'; position:absolute; top:-40px; left:clamp(20px,5vw,60px);
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(200px,25vw,320px);
      color:rgba(201,146,42,.055); line-height:1; pointer-events:none;
    }
    .quote-inner { max-width:880px; margin:0 auto; text-align:center; position:relative; z-index:1; }
    .quote-marks {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(3rem,6vw,5rem); color:var(--gold);
      line-height:.5; margin-bottom:clamp(16px,2vw,26px); display:block;
    }
    blockquote {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(1.15rem,2.5vw,1.65rem); font-style:italic; font-weight:300;
      color:#f0e8d8; /* crisp warm white — always readable on dark bg */
      line-height:1.75; margin-bottom:clamp(16px,2vw,24px);
    }
    cite {
      font-size:.77rem; font-weight:600; letter-spacing:.16em; text-transform:uppercase;
      color:#e4b96a; /* gold — always vivid on dark */ display:block;
    }

    /* ═══════════════════════════════
       CONTACT
    ═══════════════════════════════ */
    .contact-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(16px,2vw,24px); }
    .contact-card {
      background:linear-gradient(145deg,var(--bg-navy),var(--bg-navy-mid));
      border-radius:22px; padding:clamp(26px,3vw,38px); text-align:center;
      border:1px solid rgba(201,146,42,.17); box-shadow:var(--shadow-md);
      position:relative; overflow:hidden;
      transition:transform var(--tr), box-shadow var(--tr);
    }
    .contact-card::before {
      content:''; position:absolute; inset:0; border-radius:22px;
      background:radial-gradient(circle at 50% -10%,rgba(201,146,42,.12),transparent 65%);
      opacity:0; transition:opacity var(--tr);
    }
    .contact-card::after {
      content:''; position:absolute; bottom:0; left:50%; transform:translateX(-50%);
      width:80%; height:1px;
      background:linear-gradient(90deg,transparent,rgba(201,146,42,.3),transparent);
    }
    .contact-card:hover { transform:translateY(-7px); box-shadow:var(--shadow-lg); }
    .contact-card:hover::before { opacity:1; }
    .contact-icon-wrap {
      width:56px; height:56px; border-radius:50%; margin:0 auto 17px;
      background:rgba(201,146,42,.16); border:1.5px solid rgba(201,146,42,.35);
      display:flex; align-items:center; justify-content:center; font-size:1.45rem;
      box-shadow:0 0 22px rgba(201,146,42,.22);
      transition:transform .4s var(--ease), box-shadow .4s;
    }
    .contact-card:hover .contact-icon-wrap {
      transform:scale(1.12) rotate(-5deg);
      box-shadow:0 0 34px rgba(201,146,42,.4);
    }
    .contact-card h4 {
      font-size:.64rem; font-weight:700; letter-spacing:.22em; text-transform:uppercase;
      color:#f0cc8a; /* always vivid gold on dark cards */ margin-bottom:9px;
    }
    .contact-card p {
      font-size:.84rem; color:rgba(255,255,255,.78); /* bright on dark */
      line-height:1.65; word-break:break-word;
    }

    /* ═══════════════════════════════
       FOOTER
    ═══════════════════════════════ */
    footer {
      background:var(--bg-navy);
      padding:clamp(36px,5vw,60px) clamp(20px,4vw,48px); text-align:center;
    }
    .footer-inner { max-width:900px; margin:0 auto; }
    .footer-name {
      font-family:'Cormorant Garamond',serif;
      font-size:1.25rem; font-weight:500; color:#e4b96a; margin-bottom:8px;
    }
    .footer-details { font-size:.77rem; color:rgba(255,255,255,.38); line-height:1.85; }
    .footer-divider { width:60px; height:1px; background:rgba(201,146,42,.32); margin:16px auto; }

    /* ═══════════════════════════════
       REVEAL ANIMATIONS
    ═══════════════════════════════ */
    .reveal {
      opacity:0; transform:translateY(36px);
      transition:opacity .75s var(--ease), transform .75s var(--ease);
    }
    .reveal.visible { opacity:1; transform:translateY(0); }
    .reveal-left {
      opacity:0; transform:translateX(-36px);
      transition:opacity .75s var(--ease), transform .75s var(--ease);
    }
    .reveal-left.visible { opacity:1; transform:translateX(0); }

    /* ═══════════════════════════════
       COUNTER STAT STRIP
    ═══════════════════════════════ */
    .stat-strip {
      display:grid; grid-template-columns:repeat(4,1fr);
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
      margin:clamp(32px,4vw,56px) 0;
    }
    .stat-item {
      padding:clamp(22px,3vw,36px) clamp(12px,2vw,24px); text-align:center;
      position:relative;
      transition:background .3s;
    }
    .stat-item + .stat-item::before {
      content:''; position:absolute; left:0; top:20%; bottom:20%;
      width:1px; background:var(--border);
    }
    .stat-item:hover { background:var(--gold-dim); border-radius:4px; }
    .stat-number {
      font-family:'Cormorant Garamond',serif;
      font-size:clamp(2rem,4vw,3rem); font-weight:600;
      color:var(--gold); line-height:1;
      display:block; margin-bottom:6px;
    }
    .stat-label { font-size:.72rem; font-weight:500; letter-spacing:.1em; text-transform:uppercase; color:var(--tx-muted); }

    /* ═══════════════════════════════
       MOBILE
    ═══════════════════════════════ */
    @media(max-width:768px) {
      .nav-links {
        position:fixed; top:var(--nav-h); left:0; right:0; bottom:0;
        background:var(--glass-bg); backdrop-filter:blur(28px); -webkit-backdrop-filter:blur(28px);
        flex-direction:column; justify-content:center; align-items:center;
        gap:32px; transform:translateX(-100%);
        transition:transform var(--tr); z-index:999;
      }
      .nav-links.open { transform:translateX(0); }
      .nav-links a { font-size:1.1rem; letter-spacing:.1em; }
      .nav-toggle { display:flex; }
      .hero-inner { grid-template-columns:1fr; text-align:center; justify-items:center; }
      .hero-photo-wrap { order:-1; }
      .hero-desc { margin:0 auto 32px; }
      .badge-row { justify-content:center; }
      .about-grid { grid-template-columns:1fr; }
      .gallery { grid-template-columns:1fr 1fr; }
      .contact-grid { grid-template-columns:1fr; }
      .timeline-v2 .tl-row { grid-template-columns:0 0 1fr; }
      .tl-left,.tl-center { display:none; }
      .tl-card { border-left:3.5px solid var(--gold); }
      .edu-item { grid-template-columns:1fr; }
      .edu-year-box { width:fit-content; }
      .stat-strip { grid-template-columns:repeat(2,1fr); }
    }
    @media(max-width:480px) {
      .gallery { grid-template-columns:1fr; }
      .pos-grid { grid-template-columns:1fr; }
      #back-top { bottom:20px; right:20px; }
      .stat-strip { grid-template-columns:repeat(2,1fr); }
    }

    /* ═══════════════════════════════
   HEADER / NAVBAR — MOBILE
═══════════════════════════════ */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  background: var(--glass-bg);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
  transition: background .5s, border-color .5s;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 48px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(.95rem, 2vw, 1.18rem);
  font-weight: 600;
  color: var(--tx-primary);
  letter-spacing: .02em;
  white-space: nowrap;
  transition: color .3s;
}
.nav-logo span { color: var(--gold); }

/* Desktop nav links */
.nav-links {
  display: flex;
  gap: clamp(14px, 2.5vw, 32px);
  align-items: center;
}
.nav-links a {
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--tx-secondary);
  position: relative;
  padding: 6px 2px;
  transition: color .25s;
  -webkit-tap-highlight-color: transparent;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1.5px;
  background: var(--gold);
  transition: width .3s;
}
.nav-links a:hover,
.nav-links a.active         { color: var(--gold); }
.nav-links a:hover::after,
.nav-links a.active::after  { width: 100%; }

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* BUTTON STYLES — Theme toggle */
.theme-btn {
  width: 46px; height: 26px;
  border-radius: 13px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  background: var(--gold-dim);
  position: relative;
  display: flex;
  align-items: center;
  padding: 3px;
  flex-shrink: 0;
  transition: background .3s, border-color .3s;
  -webkit-tap-highlight-color: transparent;
}
.theme-btn::before {
  content: '';
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--gold);
  position: absolute;
  left: 3px;
  transition: transform .35s cubic-bezier(.23,1,.32,1);
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
}
[data-theme="dark"] .theme-btn::before {
  transform: translateX(20px);
}

/* BUTTON STYLES — Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px; height: 44px;
  padding: 10px;
  background: none;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background .2s;
  -webkit-tap-highlight-color: transparent;
}
.nav-toggle:hover { background: var(--gold-dim); }
.nav-toggle span {
  display: block;
  width: 20px; height: 2px;
  background: var(--tx-primary);
  border-radius: 2px;
  transition: transform .3s, opacity .3s, background .3s;
}

/* Hamburger → X animation */
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }


/* ═══════════════════════════════
   MOBILE RESPONSIVE — NAVBAR
═══════════════════════════════ */

@media (max-width: 768px) {

  .nav-toggle { display: flex; }

  /* Full-screen mobile menu */
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0; bottom: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;

    /* IMPORTANT: পরিষ্কার backdrop blur + bg */
    background: var(--glass-bg);
    backdrop-filter: blur(32px) saturate(200%);
    -webkit-backdrop-filter: blur(32px) saturate(200%);
    border-top: 1px solid var(--glass-border);

    /* Slide-in from left */
    transform: translateX(-100%);
    transition: transform .4s cubic-bezier(.23,1,.32,1);
    z-index: 999;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  /* মোবাইলে বড় ও ক্লিকযোগ্য লিঙ্ক */
  .nav-links li {
    width: 100%;
    max-width: 280px;
  }

  .nav-links a {
    display: block;
    width: 100%;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: .12em;
    text-align: center;
    padding: 14px 24px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: background .2s, border-color .2s, color .2s;
  }

  .nav-links a:hover,
  .nav-links a.active {
    background: var(--gold-dim);
    border-color: rgba(201, 146, 42, .25);
    color: var(--gold);
  }

  /* active underline লাইন মোবাইলে সরানো */
  .nav-links a::after { display: none; }

  /* Divider — লিঙ্কগুলোর মাঝে হালকা বিভাজন */
  .nav-links li + li {
    border-top: 1px solid var(--border);
  }
}


/* ═══════════════════════════════
   HERO — NAVBAR OVERLAP FIX
═══════════════════════════════ */

.hero {
  padding-top: calc(var(--nav-h) + 60px);
}

@media (max-width: 768px) {
  .hero {
    padding-top: calc(var(--nav-h) + 40px);
    min-height: 100svh;
  }

  /* Photo + content — column layout, centered */
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
    gap: 28px;
  }

  .hero-photo-wrap { order: -1; }

  .hero-photo,
  .hero-photo-placeholder {
    width: 160px;
    height: 160px;
  }

  .hero-desc {
    margin: 0 auto 28px;
  }

  .badge-row {
    justify-content: center;
  }

  .hero-scroll { display: none; }
}

@media (max-width: 480px) {
  .hero {
    padding-top: calc(var(--nav-h) + 28px);
  }

  .hero-photo,
  .hero-photo-placeholder {
    width: 140px;
    height: 140px;
  }
}






.hero{
    position:relative;
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
    padding:80px 20px;
}

.hero-inner{
    width:100%;
    max-width:1200px;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:70px;
    position:relative;
    z-index:2;
}

.hero-photo-wrap{
    position:relative;
    flex-shrink:0;
}

.hero-photo-ring{
    position:absolute;
    inset:-15px;
    border-radius:50%;
    background:linear-gradient(
        135deg,
        #3b82f6,
        #8b5cf6,
        #06b6d4
    );
    z-index:-1;
    filter:blur(10px);
    opacity:.7;
}

.hero-photo{
    width:280px;
    height:280px;
    object-fit:cover;
    object-position:center;
    border-radius:50%;
    border:6px solid rgba(255,255,255,.15);
    backdrop-filter:blur(10px);
    box-shadow:
        0 20px 60px rgba(0,0,0,.25),
        0 0 30px rgba(59,130,246,.4);
    /* margin-top:20px; */
}

.hero-content{
    max-width:650px;
}

.hero-eyebrow{
    font-size:.9rem;
    letter-spacing:2px;
    text-transform:uppercase;
    margin-bottom:15px;
    opacity:.8;
}

.hero-name{
    font-size:clamp(2.5rem,6vw,5rem);
    font-weight:800;
    line-height:1.1;
    margin-bottom:15px;
}

.hero-title{
    font-size:1.3rem;
    font-weight:600;
    margin-bottom:20px;
    opacity:.9;
}

.hero-desc{
    font-size:1rem;
    line-height:1.8;
    margin-bottom:30px;
}

.badge-row{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
}

.badge{
    padding:10px 18px;
    border-radius:999px;
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.15);
    backdrop-filter:blur(10px);
    font-size:.85rem;
}

.hero-scroll{
    position:absolute;
    bottom:30px;
    left:50%;
    transform:translateX(-50%);
    text-align:center;
    font-size:.8rem;
    opacity:.7;
}

.hero-scroll-line{
    width:2px;
    height:50px;
    margin:auto;
    background:currentColor;
    margin-bottom:10px;
}

@media (max-width:768px){

    .hero-inner{
        flex-direction:column;
        text-align:center;
        gap:40px;
    }

    .hero-photo{
        width:220px;
        height:220px;
    }

    .badge-row{
        justify-content:center;
    }
}

/* ═══════════════════════════════════════════
   MOBILE RESPONSIVE — CAREER TIMELINE
   (max-width: 768px)
═══════════════════════════════════════════ */

@media (max-width: 768px) {

  /* পুরো timeline container */
  .timeline-v2 {
    padding-left: 0;
  }

  /* প্রতিটি row — 3-column grid থেকে সরলীকৃত layout */
  .timeline-v2 .tl-row {
    display: flex;
    flex-direction: column;
    position: relative;
    padding-left: 28px;       /* বাম দিকে line ও dot-এর জায়গা */
    margin-bottom: 24px;
    grid-template-columns: unset; /* আগের grid override */
  }

  /* বাম দিকের vertical line — pseudo element দিয়ে */
  .timeline-v2 .tl-row::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 14px;
    bottom: -24px;
    width: 2px;
    background: linear-gradient(to bottom, var(--gold), var(--border));
  }

  /* শেষ row-এ line থাকবে না */
  .timeline-v2 .tl-row:last-child::before {
    display: none;
  }

  /* dot — pseudo element */
  .timeline-v2 .tl-row::after {
    content: '';
    position: absolute;
    left: 0px;
    top: 12px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-surface);
    border: 2.5px solid var(--gold);
    z-index: 1;
  }

  /* active dot (current position) */
  .timeline-v2 .tl-row:first-child::after,
  .timeline-v2 .tl-row:nth-child(2)::after {
    background: var(--gold);
    box-shadow: 0 0 0 4px var(--gold-dim), 0 0 10px var(--gold);
  }

  /* বাম পাশের year column — লুকানো হবে না, উপরে দেখাবে */
  .timeline-v2 .tl-left {
    display: block;          /* লুকাবে না */
    text-align: left;
    padding: 0;
    margin-bottom: 6px;
    order: unset;
    grid-column: unset;
  }

  /* Year badge */
  .timeline-v2 .tl-left .yr {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .08em;
    padding: 3px 12px;
    border-radius: 50px;
    background: rgba(201, 146, 42, .12);
    border: 1px solid rgba(201, 146, 42, .25);
    color: var(--gold);
  }

  /* মাঝের dot/line column — লুকানো (pseudo দিয়ে handle করা হচ্ছে) */
  .timeline-v2 .tl-center {
    display: none;
  }

  /* Card */
  .timeline-v2 .tl-card {
    grid-column: unset;
    order: unset;
    border-left: 3px solid var(--gold);
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 0;
    background: var(--bg-surface);
    box-shadow: var(--shadow-sm);
  }

  .timeline-v2 .tl-card .role {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
  }

  .timeline-v2 .tl-card .place {
    font-size: .84rem;
    line-height: 1.55;
  }
}

/* ═══════════════════════════
   Extra small (max-width: 480px)
═══════════════════════════ */

@media (max-width: 480px) {
  .timeline-v2 .tl-row {
    padding-left: 24px;
    margin-bottom: 20px;
  }

  .timeline-v2 .tl-card {
    padding: 12px 14px;
  }

  .timeline-v2 .tl-left .yr {
    font-size: .68rem;
    padding: 3px 10px;
  }

  .timeline-v2 .tl-card .role  { font-size: .96rem; }
  .timeline-v2 .tl-card .place { font-size: .8rem; }
}

/* ═══════════════════════════════
   OFFICIAL TYPOGRAPHY SYSTEM
═══════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500&family=Source+Serif+4:ital,opsz,wght@0,8..60,300;0,8..60,400;0,8..60,500;0,8..60,600;1,8..60,300;1,8..60,400&family=Noto+Serif+Bengali:wght@300;400;500;600;700&display=swap');

:root {
  /* ── Font Families ── */
  --font-display:  'EB Garamond', 'Times New Roman', serif;
  --font-body:     'Source Serif 4', Georgia, serif;
  --font-bengali:  'Noto Serif Bengali', serif;
  --font-mono:     'Courier New', Courier, monospace;

  /* ── Font Sizes (fluid) ── */
  --fs-hero:    clamp(2.2rem,  5vw,  4.2rem);
  --fs-h1:      clamp(1.8rem,  3.5vw, 3rem);
  --fs-h2:      clamp(1.4rem,  2.5vw, 2.2rem);
  --fs-h3:      clamp(1.1rem,  1.8vw, 1.5rem);
  --fs-h4:      clamp(1rem,    1.4vw, 1.2rem);
  --fs-body:    clamp(.9rem,   1.2vw, 1rem);
  --fs-sm:      clamp(.78rem,  1vw,   .88rem);
  --fs-xs:      clamp(.68rem,  .85vw, .75rem);
  --fs-label:   .65rem;

  /* ── Line Heights ── */
  --lh-tight:   1.15;
  --lh-heading: 1.28;
  --lh-body:    1.82;
  --lh-relaxed: 2;

  /* ── Letter Spacing ── */
  --ls-tight:   -.02em;
  --ls-normal:  .01em;
  --ls-wide:    .08em;
  --ls-wider:   .14em;
  --ls-label:   .2em;
}


/* ═══════════════════════════════
   BASE RESET
═══════════════════════════════ */

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: var(--lh-body);
  letter-spacing: var(--ls-normal);
  font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}


/* ═══════════════════════════════
   HEADINGS
═══════════════════════════════ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-tight);
  color: var(--tx-primary);
}

h1 { font-size: var(--fs-h1); font-weight: 700; }
h2 { font-size: var(--fs-h2); font-weight: 600; }
h3 { font-size: var(--fs-h3); font-weight: 600; }
h4 { font-size: var(--fs-h4); font-weight: 500; }
h5 { font-size: var(--fs-sm); font-weight: 500; text-transform: uppercase; letter-spacing: var(--ls-wider); }
h6 { font-size: var(--fs-xs); font-weight: 500; text-transform: uppercase; letter-spacing: var(--ls-label); }

p {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--tx-secondary);
  margin-bottom: .75em;
}

p:last-child { margin-bottom: 0; }


/* ═══════════════════════════════
   HERO SECTION TYPOGRAPHY
═══════════════════════════════ */

.hero-name {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: var(--lh-tight);
  letter-spacing: -.03em;
  color: #ffffff;
}

.hero-name strong {
  font-weight: 800;
  font-style: italic;
  color: #f5d08a;
}

.hero-title {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
  line-height: var(--lh-heading);
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

.hero-desc {
  font-family: var(--font-body);
  font-size: clamp(.9rem, 1.4vw, 1.02rem);
  font-weight: 400;
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,.8);
}


/* ═══════════════════════════════
   SECTION TYPOGRAPHY
═══════════════════════════════ */

.section-eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--gold);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 600;
  line-height: var(--lh-heading);
  letter-spacing: -.015em;
  color: var(--tx-primary);
}


/* ═══════════════════════════════
   CARD & COMPONENT TYPOGRAPHY
═══════════════════════════════ */

/* About card */
.about-card h4 {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 600;
  letter-spacing: -.01em;
}

.about-card p,
.info-row {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
}

.info-label {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

/* Timeline */
.tl-card .role {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 600;
  letter-spacing: -.01em;
}

.tl-card .place,
.tl-left .yr {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

/* Position cards */
.pos-card h4 {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
}

.pos-card p {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 400;
}

/* Education */
.edu-body h4 {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 600;
}

.edu-body p {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
}

.edu-year-box {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: .02em;
}

/* Publication */
.pub-body h4 {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 600;
  line-height: var(--lh-heading);
}

.pub-body p {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
}

/* PhD highlight */
.phd-content h3 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 600;
  line-height: var(--lh-heading);
}

.phd-badge {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

/* Stat strip */
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1;
}

.stat-label {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

/* Badge */
.badge {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

/* Contact cards */
.contact-card h4 {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

.contact-card p {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: rgba(255,255,255,.78);
}


/* ═══════════════════════════════
   QUOTE / BLOCKQUOTE
═══════════════════════════════ */

blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vw, 1.6rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.78;
  letter-spacing: .005em;
  color: #f0e8d8;
}

cite {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: #e4b96a;
  font-style: normal;
}


/* ═══════════════════════════════
   NAV TYPOGRAPHY
═══════════════════════════════ */

.nav-logo {
  font-family: var(--font-display);
  font-size: clamp(.95rem, 2vw, 1.18rem);
  font-weight: 600;
  letter-spacing: .02em;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}


/* ═══════════════════════════════
   FOOTER TYPOGRAPHY
═══════════════════════════════ */

.footer-name {
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 500;
  letter-spacing: .02em;
}

.footer-details {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  line-height: var(--lh-body);
}


/* ═══════════════════════════════
   GALLERY CAPTION
═══════════════════════════════ */

.gallery-caption,
.gallery-overlay-text {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: .04em;
}


/* ═══════════════════════════════
   MOBILE TYPOGRAPHY ADJUSTMENTS
═══════════════════════════════ */

@media (max-width: 768px) {
  body {
    font-size: .95rem;
    line-height: 1.75;
  }

  .hero-name   { letter-spacing: -.02em; }
  .hero-desc   { font-size: .92rem; line-height: 1.8; }
  .hero-title  { font-size: .72rem; letter-spacing: .12em; }

  blockquote   { font-size: 1.08rem; }

  .nav-links a { font-size: .9rem; letter-spacing: .1em; }
}

/* পুরো section background */
.about-card{
  background: #ffffff;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
  font-family: Arial, sans-serif;
}

/* Hover effect */
.about-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

/* Heading */
.about-card h4{
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 15px;
  color: #222;
  border-left: 4px solid #4f46e5;
  padding-left: 10px;
}

/* প্রতিটি info row কে card বানানো */
.info-row{
  background: #f8f9fb;
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 12px 15px;
  margin-bottom: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  transition: all 0.2s ease;
}

/* hover effect on row */
.info-row:hover{
  background: #eef2ff;
  border-color: #c7d2fe;
  transform: scale(1.01);
}

/* label styling */
.info-label{
  font-weight: 600;
  color: #4f46e5;
  min-width: 140px;
}

/* text styling */
.info-row{
  color: #333;
  font-size: 14px;
  line-height: 1.6;
}

/* hr style */
.about-card hr{
  border: none;
  border-top: 1px dashed #ddd;
  margin: 15px 0;
}

/* responsive */
@media (max-width: 600px){
  .info-label{
    min-width: 100%;
  }

  .info-row{
    flex-direction: column;
  }
}
body{
  background: linear-gradient(120deg, #f0f2f5, #ffffff);
}

:root{
  /* LIGHT */
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #111827;
  --muted: #374151;
  --border: #e5e7eb;
  --accent: #4f46e5;
  --row: #f3f4f6;
  --row-hover: #e0e7ff;
}

/* DARK */
body.dark{
  --bg: #0b1220;
  --card: #111827;
  --text: #f9fafb;   /* 👈 HIGH CONTRAST TEXT */
  --muted: #e5e7eb;  /* 👈 FIXED (no blur gray) */
  --border: #243244;
  --accent: #818cf8;
  --row: #1f2937;
  --row-hover: #273449;
}

/* BODY */
body{
  background: var(--bg);
  color: var(--text);
  transition: 0.3s ease;
}

/* CARD */
.about-card{
  background: var(--card);
  color: var(--text);   /* 👈 VERY IMPORTANT */
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* TITLE */
.about-card h4{
  color: var(--text);   /* FIXED */
  border-left: 4px solid var(--accent);
  padding-left: 10px;
}

/* ROW */
.info-row{
  background: var(--row);
  color: var(--text);   /* 👈 MAIN FIX */
  border: 1px solid var(--border);
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 10px;
  transition: 0.2s ease;
}

/* HOVER */
.info-row:hover{
  background: var(--row-hover);
}

/* LABEL */
.info-label{
  color: var(--accent);
  font-weight: 700;
  min-width: 140px;
}

/* REMOVE ANY BLUR EFFECT (important) */
.info-row, .about-card, body{
  filter: none !important;
  text-shadow: none !important;
  opacity: 1 !important;
}

/* MOBILE */
@media(max-width:600px){
  .info-label{
    min-width: 100%;
  }
  .info-row{
    flex-direction: column;
  }
}

/* ═══════════════════════════════════════════════════════
   DARK MODE FIX — style.css
   সমস্যা: style.css-এ body.dark ব্যবহার, কিন্তু
   index.html-এ [data-theme="dark"] — সব এখানে ঠিক করা হয়েছে
═══════════════════════════════════════════════════════ */

/* ── 1. about-card: dark mode-এ hardcoded white background fix ── */
[data-theme="dark"] .about-card {
  background: var(--bg-surface);       /* #111d2e */
  color: var(--tx-primary);            /* #f0e8d8 */
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

/* ── 2. about-card h4: hardcoded #222 fix ── */
[data-theme="dark"] .about-card h4 {
  color: var(--tx-primary);            /* #f0e8d8 */
  border-left-color: var(--accent, #818cf8);
}

/* ── 3. info-row: hardcoded #f8f9fb background ও #333 text fix ── */
[data-theme="dark"] .info-row {
  background: #1a2740;
  color: var(--tx-primary);            /* #f0e8d8 */
  border-color: var(--border);
}

/* ── 4. info-row hover: dark mode ── */
[data-theme="dark"] .info-row:hover {
  background: #243550;
}

/* ── 5. info-label: dark mode accent color ── */
[data-theme="dark"] .info-label {
  color: var(--gold, #c9922a);
}

/* ── 6. about-card hr: hardcoded #ddd fix ── */
[data-theme="dark"] .about-card hr {
  border-top-color: var(--border);     /* #243244 */
}

/* ── 7. body background: hardcoded gradient fix ── */
[data-theme="dark"] body {
  background: var(--bg-base, #0b1220);
}

/* ── 8. body.dark সরিয়ে [data-theme="dark"] দিয়ে replace ──
   (নিচের পুরানো block কে override করে)              */
[data-theme="dark"] {
  --bg: #0b1220;
  --card: #111827;
  --text: #f9fafb;
  --muted: #e5e7eb;
  --border: #243244;
  --accent: #818cf8;
  --row: #1f2937;
  --row-hover: #273449;
}


/* New Navigation Bar */
/* ═══════════════════════════════════════════
   MOBILE MENU ULTRA FIX (Compact Layout)
   গ্যাপ, মার্জিন এবং ফন্ট সাইজ কমিয়ে ফিক্স করা হয়েছে
═══════════════════════════════════════════ */

@media (max-width: 768px) {
  
  /* পুরো নেভিগেশন বারকে রেস্পনসিভ ব্লকে রূপান্তর */
  nav {
    position: relative !important;
    height: auto !important;
    backdrop-filter: none !important;
    background: var(--glass-bg) !important;
  }

  /* লোগো এবং হ্যামবার্গার বাটনের এরিয়া */
  .nav-inner {
    height: 60px !important; /* 🌟 হাইলাইট ১: নব-বারের উচ্চতা ৭২px থেকে কমিয়ে ৬০px করা হয়েছে */
  }

  /* হ্যামবার্গার বাটন */
  .nav-toggle {
    display: flex !important;
  }

  /* মোবাইল মেনু লিঙ্ক কন্টেইনার */
  .nav-links {
    display: none !important;
    flex-direction: column !important;
    width: 100%;
    
    /* 🌟 হাইলাইট ২: প্যাডিং ও গ্যাপ অনেক কমানো হয়েছে যাতে মার্জিন বেশি না লাগে */
    gap: 0 !important; /* মেনুর ভেতরের অপ্রয়োজনীয় গ্যাপ সম্পূর্ণ জিরো */
    padding: 0 20px 12px 20px !important; /* টপ-বটম এবং ডানে-বামের প্যাডিং কমানো হয়েছে */
    
    background: var(--glass-bg);
    border-top: 1px solid var(--border);
    transition: all 0.3s var(--ease);
  }

  /* জাভাস্ক্রিপ্ট একটিভ হলে মেনু যেভাবে নিচে নামবে */
  .nav-toggle.open ~ .nav-links,
  .nav-links.open,
  .nav-links.active {
    display: flex !important;
    animation: slideDownMenu 0.35s var(--ease) forwards;
  }

  /* 🌟 হাইলাইট ৩: মোবাইল মেনুর ভেতরের লিঙ্কের সাইজ ও প্যাডিং ফিক্স */
  .nav-links a {
    width: 100%;
    display: block;
    
    /* ফন্ট সাইজ এবং স্পেসিং কমানো */
    font-size: 0.78rem !important; /* ফন্ট সাইজ ছোট করা হয়েছে যাতে মোবাইলে বড় না দেখায় */
    font-family: var(--ff-sans) !important; /* রিডিং সহজ করার জন্য */
    letter-spacing: .04em !important;
    
    /* প্যাডিং কমানো */
    padding: 10px 0 !important; /* ১৪px থেকে কমিয়ে ১০px করা হয়েছে যাতে লম্বাটে মার্জিন না লাগে */
    
    border-bottom: 1px solid rgba(130, 130, 130, 0.08);
    color: var(--tx-secondary) !important;
  }

  /* শেষ লিঙ্কের নিচের বর্ডার রিমুভ */
  .nav-links a:last-child {
    border-bottom: none !important;
  }

  /* হোভার বা একটিভ স্টেট */
  .nav-links a:hover,
  .nav-links a.active {
    color: var(--gold) !important;
    padding-left: 4px !important; /* ডানে সরার পরিমাণ কমানো হয়েছে */
    transition: all 0.2s ease;
  }

  .nav-links a::after {
    display: none !important;
  }

  .nav-right {
    gap: 15px !important; /* টগল আইকন ও হ্যামবার্গারের মাঝের গ্যাপ কমানো */
  }

  /* হিরো সেকশনের টপ স্পেস অ্যাডজাস্টমেন্ট */
  .hero {
    padding-top: 20px !important; /* মেনুর সাথে হিরো সেকশনের গ্যাপ সামঞ্জস্যপূর্ণ করা */
  }

  /* স্মুথ অ্যানিমেশন */
  @keyframes slideDownMenu {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }
}