:root{
    --bg:#ffffff;
    --bg-elevated:#f3faf6;
    --surface:#ffffff;
    --surface-2:#f2f9f4;
    --border:rgba(13,40,26,0.09);
    --border-strong:rgba(13,40,26,0.16);
    --text:#0e241a;
    --text-muted:#5b6f65;
    --text-faint:#8aa097;
    --accent:#1fae5c;
    --accent-deep:#0e7c3f;
    --accent-ink:#ffffff;
    --accent-tint:rgba(31,174,92,0.10);
    --accent-tint-strong:rgba(31,174,92,0.24);
    --glow:rgba(31,174,92,0.20);
    --shadow:rgba(14,36,26,0.12);
    --shadow-strong:rgba(14,36,26,0.20);
    --radius-lg:26px;
    --radius-md:18px;
    --radius-sm:12px;
    --maxw:1180px;
    --ease:cubic-bezier(.19,1,.22,1);
    color-scheme: light;
  }

  *{box-sizing:border-box;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
    -webkit-font-smoothing:antialiased;
    padding-inline:0;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  ul{list-style:none;margin:0;padding:0;}
  button{font-family:inherit;}

  h1,h2,h3,h4{
    font-family:"Inter",sans-serif;
    font-weight:600;
    letter-spacing:-0.02em;
    line-height:1.06;
    margin:0;
    text-wrap:balance;
    color:var(--text);
  }

  .wrap{
    max-width:var(--maxw);
    margin-inline:auto;
    padding-inline:24px;
  }
  @media (min-width:900px){ .wrap{padding-inline:40px;} }

  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12.5px;
    font-weight:600;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--accent);
    margin:0 0 16px;
  }
  .eyebrow::before{
    content:"";
    width:6px;height:6px;border-radius:50%;
    background:var(--accent);
    box-shadow:0 0 12px 2px var(--glow);
  }

  .btn{
    display:inline-flex;align-items:center;gap:10px;
    padding:14px 26px;
    border-radius:999px;
    font-weight:600;
    font-size:15px;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .4s var(--ease), box-shadow .4s var(--ease), background .35s ease, border-color .35s ease;
    white-space:nowrap;
  }
  /* ---------- liquid metal primary button ---------- */
  @property --lm-angle{ syntax:'<angle>'; inherits:false; initial-value:0deg; }
  .btn-primary{
    position:relative;
    isolation:isolate;
    overflow:hidden;
    color:var(--accent-ink);
    background:
      conic-gradient(from var(--lm-angle,0deg),
        #f3fffa, var(--accent) 18%, #ffffff 34%, var(--accent-deep) 52%,
        var(--accent) 70%, #f3fffa 88%, #f3fffa 100%);
    box-shadow:0 1px 0 rgba(255,255,255,0.6) inset, 0 14px 30px -12px var(--glow);
    animation:liquid-rotate 7s linear infinite;
    filter:url(#liquidAmbient);
  }
  .btn-primary::after{
    content:"";
    position:absolute; inset:-60%;
    background:radial-gradient(110px 110px at var(--mx,50%) var(--my,20%), rgba(255,255,255,0.95), transparent 62%);
    mix-blend-mode:overlay;
    opacity:0;
    transition:opacity .35s ease;
    pointer-events:none;
  }
  .btn-primary::before{
    content:"";
    position:absolute; inset:0; border-radius:inherit;
    box-shadow:0 1px 1px rgba(255,255,255,0.8) inset, 0 -6px 10px rgba(0,0,0,0.08) inset;
    pointer-events:none;
  }
  .btn-primary:hover{
    transform:translateY(-2px) scale(1.015);
    box-shadow:0 1px 0 rgba(255,255,255,0.6) inset, 0 22px 44px -12px var(--glow);
    filter:url(#liquidHover);
  }
  .btn-primary:hover::after{ opacity:1; }
  .btn-primary:active{ transform:translateY(0) scale(.985); }
  @keyframes liquid-rotate{ to{ --lm-angle:360deg; } }
  @media (prefers-reduced-motion: reduce){
    .btn-primary{ animation:none; filter:none; }
    .btn-primary:hover{ filter:none; }
  }
  .btn-ghost{
    background:rgba(13,40,26,0.035);
    color:var(--text);
    border-color:var(--border-strong);
  }
  .btn-ghost:hover{ background:rgba(13,40,26,0.07); border-color:var(--accent); transform:translateY(-2px); }
  .btn-block{ width:100%; justify-content:center; }
  .btn-sm{ padding:10px 18px; font-size:13.5px; }

  /* ---------- reveal animation ---------- */
  .reveal{
    opacity:0;
    transform:translateY(34px) scale(.975);
    filter:blur(6px);
    will-change:transform,opacity,filter;
    transition:opacity .95s var(--ease), transform .95s var(--ease), filter .95s var(--ease);
  }
  .reveal.in{ opacity:1; transform:translateY(0) scale(1); filter:blur(0); }
  .stagger > * { transition-delay:calc(var(--i,0) * 110ms); }
  @media (prefers-reduced-motion: reduce){
    .reveal{ opacity:1; transform:none; filter:none; transition:none; }
  }

  /* nav scroll state */
  header.site-nav{ transition:box-shadow .4s var(--ease), background .4s var(--ease); }
  header.site-nav.scrolled{ box-shadow:0 8px 30px -18px var(--shadow-strong); }

  /* hero photo parallax */
  .hero-photo{ transition:transform .25s ease-out; transform-style:preserve-3d; }

  /* ---------- nav ---------- */
  header.site-nav{
    position:sticky; top:0; z-index:100;
    background:rgba(255,255,255,0.78);
    backdrop-filter:blur(16px) saturate(140%);
    -webkit-backdrop-filter:blur(16px) saturate(140%);
    border-bottom:1px solid var(--border);
  }
  .nav-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding-block:16px;
    gap:20px;
  }
  .logo{
    font-family:"Inter",sans-serif;
    font-weight:700;
    font-size:20px;
    letter-spacing:-0.01em;
    display:flex;align-items:center;gap:8px;
  }
  .logo-dot{width:9px;height:9px;border-radius:3px;background:var(--accent);box-shadow:0 0 14px 2px var(--glow);}
  nav.nav-links{ display:none; gap:32px; }
  nav.nav-links a{
    font-size:14.5px; font-weight:500; color:var(--text-muted);
    transition:color .25s ease;
  }
  nav.nav-links a:hover{ color:var(--text); }
  @media (min-width:900px){ nav.nav-links{ display:flex; } }
  .nav-cta-group{ display:none; align-items:center; gap:10px; }
  @media (min-width:900px){ .nav-cta-group{ display:flex; } }
  .nav-toggle{
    display:inline-flex; background:none;border:1px solid var(--border-strong);
    border-radius:10px;color:var(--text);padding:9px 12px;font-size:13px;
  }
  @media (min-width:900px){ .nav-toggle{ display:none; } }

  /* ---------- scroll progress ---------- */
  .scroll-progress{
    position:fixed; top:0; left:0; height:3px; width:0%;
    background:linear-gradient(90deg,var(--accent),var(--accent-deep));
    box-shadow:0 0 10px var(--glow);
    z-index:1200; transition:width .12s linear;
  }

  /* ---------- modal ---------- */
  .modal-overlay{
    position:fixed; inset:0; z-index:1100;
    display:flex; align-items:center; justify-content:center;
    padding:20px;
    background:rgba(14,36,26,0.55);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
    opacity:0; visibility:hidden;
    transition:opacity .35s var(--ease), visibility 0s linear .35s;
  }
  .modal-overlay.active{
    opacity:1; visibility:visible;
    transition:opacity .35s var(--ease), visibility 0s linear 0s;
  }
  .modal-card{
    position:relative;
    width:100%; max-width:440px; max-height:88vh; overflow-y:auto;
    background:#ffffff;
    border:1px solid var(--border-strong);
    border-radius:var(--radius-lg);
    box-shadow:0 60px 120px -40px var(--shadow-strong);
    padding:38px 30px 32px;
    transform:translateY(28px) scale(.96);
    opacity:0;
    transition:transform .4s var(--ease), opacity .4s var(--ease);
  }
  .modal-overlay.active .modal-card{ transform:translateY(0) scale(1); opacity:1; }
  .modal-close{
    position:absolute; top:14px; right:14px;
    width:34px;height:34px;border-radius:50%;
    border:1px solid var(--border-strong); background:#fff;
    display:flex;align-items:center;justify-content:center;
    color:var(--text-muted); cursor:pointer;
    transition:all .2s ease;
  }
  .modal-close:hover{ background:var(--accent-tint); color:var(--accent-deep); border-color:var(--accent); }
  .modal-eyebrow{ font-size:12px; font-weight:700; letter-spacing:.07em; text-transform:uppercase; color:var(--accent); margin-bottom:6px; }
  .modal-card h3{ font-size:22px; margin-bottom:8px; }
  .modal-sub{ font-size:14px; color:var(--text-muted); line-height:1.55; margin-bottom:22px; }
  .modal-form{ display:flex; flex-direction:column; gap:14px; }
  .modal-field label{ display:block; font-size:12.5px; font-weight:600; color:var(--text-muted); margin-bottom:6px; }
  .modal-field input,.modal-field textarea{
    width:100%; padding:12px 14px; border-radius:12px;
    border:1px solid var(--border-strong); background:var(--surface-2);
    font-family:inherit; font-size:14.5px; color:var(--text);
    transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
  }
  .modal-field input:focus,.modal-field textarea:focus{
    outline:none; border-color:var(--accent); background:#fff;
    box-shadow:0 0 0 3px var(--accent-tint);
  }
  .modal-field textarea{ resize:vertical; min-height:78px; }
  .modal-submit{ width:100%; justify-content:center; margin-top:4px; }
  .hp-field{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
  .modal-error{
    display:none; font-size:13px; color:#b42318; background:#fef3f2;
    border:1px solid #fecdca; border-radius:10px; padding:10px 12px; margin-top:2px;
  }
  .modal-error.active{ display:block; }
  .modal-submit[disabled]{ opacity:.65; cursor:not-allowed; }
  .modal-success{ display:none; text-align:center; padding:10px 0 4px; }
  .modal-success.active{ display:block; }
  .modal-success .icon{
    width:56px;height:56px;border-radius:50%;
    background:var(--accent-tint); color:var(--accent-deep);
    display:flex;align-items:center;justify-content:center;
    margin:0 auto 16px;
  }
  @media (max-width:480px){ .modal-card{ padding:32px 22px 26px; } }

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    padding-block:76px 90px;
    overflow:clip;
  }
  .hero::before{
    content:"";
    position:absolute; inset:-10% -10% auto -10%; height:620px;
    background:radial-gradient(60% 60% at 50% 0%, var(--glow), transparent 70%);
    filter:blur(10px);
    pointer-events:none;
    opacity:.55;
  }
  .hero-grid-bg{
    position:absolute; inset:0;
    background-image:
      linear-gradient(rgba(13,40,26,0.055) 1px, transparent 1px),
      linear-gradient(90deg, rgba(13,40,26,0.055) 1px, transparent 1px);
    background-size:64px 64px;
    mask-image:radial-gradient(60% 55% at 50% 20%, black, transparent 75%);
    pointer-events:none;
  }
  .hero-content{
    position:relative;
    text-align:center;
    max-width:820px;
    margin-inline:auto;
  }
  .hero h1{
    font-size:clamp(34px, 6.4vw, 66px);
    margin-bottom:20px;
  }
  .hero-sub{
    font-size:clamp(16px,2vw,19px);
    color:var(--text-muted);
    max-width:560px;
    margin:0 auto 10px;
  }
  .hero-time{
    font-size:13.5px;
    color:var(--accent);
    font-weight:600;
    letter-spacing:0.04em;
    margin:14px 0 30px;
  }
  .hero-ctas{
    display:flex; flex-wrap:wrap; gap:14px; justify-content:center;
    margin-bottom:56px;
  }

  .hero-visual{
    position:relative;
    max-width:760px;
    margin-inline:auto;
    aspect-ratio:16/9.6;
  }
  .hero-photo{
    position:relative;
    width:min(340px,72%);
    aspect-ratio:3/3.7;
    margin-inline:auto;
    border-radius:32px;
    overflow:hidden;
    border:1px solid var(--border-strong);
    box-shadow:0 40px 80px -30px var(--shadow-strong), 0 0 0 1px rgba(13,40,26,0.02) inset;
  }
  .placeholder-fig{
    width:100%;height:100%;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:10px;
    background:
      radial-gradient(120% 90% at 50% 0%, rgba(31,174,92,0.14), transparent 60%),
      linear-gradient(160deg,#eafaf1,#f8fdfa 70%);
    color:var(--text-faint);
    text-align:center;
    padding:20px;
  }
  .placeholder-fig svg{ width:34px;height:34px;color:var(--accent); opacity:.8; }
  .placeholder-fig .pf-title{ font-size:13px;font-weight:600;color:var(--text-muted); }
  .placeholder-fig .pf-sub{ font-size:11px;color:var(--text-faint);letter-spacing:.02em; }

  .float-card{
    position:absolute;
    background:rgba(255,255,255,0.92);
    backdrop-filter:blur(10px);
    border:1px solid var(--border-strong);
    border-radius:16px;
    padding:12px 16px;
    display:flex;align-items:center;gap:10px;
    font-size:13px; font-weight:600;
    box-shadow:0 20px 40px -20px var(--shadow-strong);
    animation:float 6s var(--ease) infinite;
  }
  .float-card .dot{ width:8px;height:8px;border-radius:50%;background:var(--accent); box-shadow:0 0 10px 2px var(--glow); flex:none;}
  .fc-1{ top:6%; left:0%; animation-delay:0s; }
  .fc-2{ top:20%; right:0%; animation-delay:1.4s; }
  .fc-3{ bottom:14%; left:2%; animation-delay:.7s; }
  .fc-4{ bottom:0%; right:4%; animation-delay:2.1s; }
  @media (max-width:640px){
    .hero-visual{
      aspect-ratio:auto;
      display:flex; flex-direction:column; align-items:center; gap:14px;
      max-width:420px;
    }
    .hero-photo{ width:min(280px,78%); position:static; }
    .float-card{
      position:static;
      animation:none;
      width:auto;
      max-width:100%;
      justify-content:center;
      text-align:center;
      font-size:12.5px; padding:10px 14px;
    }
    .hero-badges{
      display:flex; flex-wrap:wrap; justify-content:center; gap:10px;
      width:100%;
    }
  }
  @keyframes float{
    0%,100%{ transform:translateY(0) rotate(0deg); }
    50%{ transform:translateY(-12px) rotate(1deg); }
  }

  /* ---------- trust strip ---------- */
  .trust{
    padding-block:40px;
    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
  }
  .trust-head{
    text-align:center;
    font-size:14px;
    color:var(--text-muted);
    font-weight:500;
    margin-bottom:26px;
  }
  /* Marquee (infinite scroll) — trust strip */
  .marquee{
    position:relative;
    overflow:hidden;
    -webkit-mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  }
  .marquee-track{
    display:flex;
    width:max-content;
    gap:56px;
    animation:marquee-scroll 26s linear infinite;
  }
  .marquee:hover .marquee-track{ animation-play-state:paused; }
  .trust-item{
    display:flex; align-items:center; gap:10px;
    font-family:"Inter",sans-serif;
    font-weight:600;
    color:var(--text-faint);
    font-size:16px;
    letter-spacing:0.01em;
    white-space:nowrap;
    transition:color .3s ease;
  }
  .trust-item .dot{ width:5px;height:5px;border-radius:50%;background:var(--accent); flex:none; }
  .trust-item:hover{ color:var(--accent); }
  @keyframes marquee-scroll{
    from{ transform:translateX(0); }
    to{ transform:translateX(-50%); }
  }
  @media (prefers-reduced-motion: reduce){
    .marquee-track{ animation:none; flex-wrap:wrap; justify-content:center; }
  }

  /* ---------- generic section ---------- */
  section{ padding-block:100px; }
  .section-head{ max-width:640px; margin-bottom:52px; }
  .section-head.center{ margin-inline:auto; text-align:center; }
  .section-head h2{ font-size:clamp(28px,4vw,42px); margin-bottom:14px; }
  .section-head p{ color:var(--text-muted); font-size:16.5px; line-height:1.6; margin:0; }

  /* ---------- intro (2 col) ---------- */
  .intro-grid{
    display:grid; gap:48px;
    grid-template-columns:1fr;
    align-items:center;
  }
  @media (min-width:920px){ .intro-grid{ grid-template-columns:0.95fr 1.05fr; gap:64px; } }
  .intro-media{
    aspect-ratio:4/3.2;
    border-radius:var(--radius-lg);
    overflow:hidden;
    border:1px solid var(--border-strong);
  }
  .intro-text .eyebrow{ margin-bottom:14px; }
  .intro-text h2{ font-size:clamp(26px,3.6vw,38px); margin-bottom:16px; }
  .intro-text p{ color:var(--text-muted); font-size:16px; line-height:1.65; margin-bottom:22px; }
  .check-list{ display:flex; flex-direction:column; gap:12px; margin-bottom:30px; }
  .check-list li{ display:flex; align-items:center; gap:10px; font-size:15px; color:var(--text); }
  .check-list svg{ width:18px;height:18px;color:var(--accent); flex:none; }

  /* ---------- cards ---------- */
  .card{
    background:linear-gradient(180deg, var(--surface-2), var(--surface));
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:30px;
    box-shadow:0 1px 0 rgba(255,255,255,0.6) inset;
    transition:transform .5s var(--ease), border-color .4s ease, box-shadow .5s var(--ease);
  }
  .card:hover{
    transform:translateY(-8px);
    border-color:var(--accent);
    box-shadow:0 30px 60px -30px var(--shadow-strong), 0 0 0 1px var(--accent-tint);
  }
  .card-icon{
    width:46px;height:46px;border-radius:13px;
    display:flex;align-items:center;justify-content:center;
    background:var(--accent-tint);
    border:1px solid var(--accent-tint-strong);
    margin-bottom:20px;
    transition:transform .5s var(--ease);
  }
  .card:hover .card-icon{ transform:scale(1.08) rotate(-4deg); }
  .card-icon svg{ width:22px;height:22px;color:var(--accent); }
  .card h3, .glass-card h3{ font-size:19px; margin-bottom:10px; }
  .card p, .glass-card p{ font-size:14.5px; color:var(--text-muted); line-height:1.6; margin:0; }

  /* ---------- Apple-style glass stack ---------- */
  .glass-section{ position:relative; }
  .aurora{ position:absolute; border-radius:50%; filter:blur(64px); pointer-events:none; z-index:0; opacity:.6; }
  .aurora-a{ width:380px;height:380px; background:radial-gradient(circle, var(--accent), transparent 72%); top:-90px; left:-6%; }
  .aurora-b{ width:320px;height:320px; background:radial-gradient(circle, #bdf2d6, transparent 72%); bottom:-110px; right:-4%; }
  .glass-stack{
    position:relative; z-index:1;
    display:flex; justify-content:center; align-items:center;
    flex-wrap:wrap;
    gap:22px;
    padding-block:24px 4px;
  }
  @media (min-width:900px){ .glass-stack{ gap:0; flex-wrap:nowrap; } }
  .glass-card{
    background:rgba(255,255,255,0.55);
    backdrop-filter:blur(22px) saturate(180%);
    -webkit-backdrop-filter:blur(22px) saturate(180%);
    border:1px solid rgba(255,255,255,0.75);
    border-radius:24px;
    padding:30px;
    width:100%;
    max-width:300px;
    position:relative;
    box-shadow:0 24px 54px -22px var(--shadow-strong), 0 1px 0 rgba(255,255,255,0.9) inset;
    transition:transform .6s var(--ease), box-shadow .6s var(--ease);
  }
  .glass-card::before{
    content:"";
    position:absolute; top:0; left:16px; right:16px; height:1px;
    background:linear-gradient(90deg, transparent, rgba(255,255,255,0.95), transparent);
  }
  @media (min-width:900px){
    .glass-stack .glass-card:nth-child(1){ transform:rotate(-7deg) translate(30px,8px); z-index:1; }
    .glass-stack .glass-card:nth-child(2){ transform:translateY(-16px) scale(1.045); z-index:3; }
    .glass-stack .glass-card:nth-child(3){ transform:rotate(7deg) translate(-30px,8px); z-index:2; }
    .glass-stack:hover .glass-card:nth-child(1){ transform:rotate(-11deg) translate(-46px,-8px) scale(1.02); }
    .glass-stack:hover .glass-card:nth-child(2){ transform:translateY(-30px) scale(1.08); }
    .glass-stack:hover .glass-card:nth-child(3){ transform:rotate(11deg) translate(46px,-8px) scale(1.02); }
  }
  @media (prefers-reduced-motion: reduce){
    .glass-stack .glass-card{ transition:none; }
  }

  .grid-3{ display:grid; gap:22px; grid-template-columns:1fr; }
  @media (min-width:700px){ .grid-3{ grid-template-columns:repeat(3,1fr); } }

  /* why cards - compact */
  .card-compact{ padding:26px; }
  .card-compact h3{ font-size:16.5px; }
  .card-compact p{ font-size:13.5px; }

  /* ---------- practical (visual overlap cards) ---------- */
  .practical-grid{ display:grid; gap:22px; grid-template-columns:1fr; }
  @media (min-width:760px){ .practical-grid{ grid-template-columns:repeat(3,1fr); } }
  .practical-card{
    border-radius:var(--radius-md);
    overflow:hidden;
    border:1px solid var(--border);
    background:var(--surface);
    position:relative;
    transition:transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
  }
  .practical-card:hover{
    transform:translateY(-10px);
    box-shadow:0 34px 70px -30px var(--shadow-strong);
    border-color:var(--accent-tint-strong);
  }
  .practical-card .pc-media{ aspect-ratio:4/3; overflow:hidden; }
  .practical-card .pc-media svg{ transition:transform .7s var(--ease); }
  .practical-card:hover .pc-media svg{ transform:scale(1.05); }
  .practical-card .pc-body{ padding:22px 22px 26px; }
  .practical-card .pc-num{
    font-family:"Inter",sans-serif; font-size:12px; font-weight:700;
    color:var(--accent); letter-spacing:.08em; margin-bottom:8px; display:block;
    transition:transform .4s var(--ease);
  }
  .practical-card:hover .pc-num{ transform:translateX(5px); }
  .practical-card h3{ font-size:18px; margin-bottom:8px; }
  .practical-card p{ font-size:14px; color:var(--text-muted); line-height:1.55; margin:0; }

  /* ---------- stats ---------- */
  .stats-grid{ display:grid; gap:1px; grid-template-columns:repeat(2,1fr); background:var(--border); border:1px solid var(--border); border-radius:var(--radius-md); overflow:hidden; }
  @media (min-width:760px){ .stats-grid{ grid-template-columns:repeat(4,1fr); } }
  .stat{ background:var(--bg-elevated); padding:34px 24px; text-align:center; }
  .stat .num{
    font-family:"Inter",sans-serif; font-weight:700;
    font-size:clamp(30px,4vw,42px); color:var(--accent);
    margin-bottom:6px;
  }
  .stat .lbl{ font-size:13.5px; color:var(--text-muted); }

  /* ---------- built for learners (accordion) ---------- */
  .learners-grid{ display:grid; gap:48px; grid-template-columns:1fr; align-items:center; }
  @media (min-width:920px){ .learners-grid{ grid-template-columns:0.9fr 1.1fr; gap:64px; } }
  .learners-media{ aspect-ratio:3/3.6; border-radius:var(--radius-lg); overflow:hidden; border:1px solid var(--border-strong); }
  .accordion-item{ border-bottom:1px solid var(--border); }
  .accordion-item:first-child{ border-top:1px solid var(--border); }
  .accordion-trigger{
    width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px;
    background:none; border:none; color:var(--text); text-align:left;
    padding:22px 4px; cursor:pointer;
  }
  .accordion-trigger h4{ font-size:17px; font-weight:600; }
  .accordion-trigger .plus{
    width:26px;height:26px;flex:none;border-radius:50%;
    border:1px solid var(--border-strong);
    display:flex;align-items:center;justify-content:center;
    position:relative;
    transition:transform .35s ease, border-color .3s ease, background .3s ease;
  }
  .accordion-trigger .plus::before,.accordion-trigger .plus::after{
    content:"";position:absolute;background:var(--text-muted);transition:background .3s ease;
  }
  .accordion-trigger .plus::before{ width:10px;height:1.5px; }
  .accordion-trigger .plus::after{ width:1.5px;height:10px; }
  .accordion-item.open .plus{ transform:rotate(45deg); background:var(--accent); border-color:var(--accent); }
  .accordion-item.open .plus::before,.accordion-item.open .plus::after{ background:var(--accent-ink); }
  .accordion-panel{
    max-height:0; overflow:hidden;
    transition:max-height .5s var(--ease);
  }
  .accordion-panel p{ font-size:14.5px; color:var(--text-muted); padding:0 4px 22px; margin:0; line-height:1.6; max-width:44ch; }

  /* ---------- skills ---------- */
  .skills-grid{ display:grid; gap:28px; grid-template-columns:1fr; }
  @media (min-width:800px){ .skills-grid{ grid-template-columns:1fr 1fr; } }
  .skills-col{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:30px;
  }
  .skills-col h3{ font-size:19px; margin-bottom:20px; }
  .pill-list{ display:flex; flex-wrap:wrap; gap:10px; }
  .pill{
    display:inline-flex; align-items:center; gap:8px;
    padding:9px 16px;
    border-radius:999px;
    background:var(--accent-tint);
    border:1px solid var(--accent-tint-strong);
    color:var(--text);
    font-size:13.5px;
    font-weight:500;
    transition:background .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
  }
  .pill:hover{ background:var(--accent-tint-strong); border-color:var(--accent); transform:translateY(-2px); }
  .pill svg{ width:13px;height:13px;color:var(--accent); }

  /* ---------- testimonial (reel-style coverflow slideshow) ---------- */
  .reel-slider{ max-width:760px; margin-inline:auto; }
  .vslider-progress{
    display:flex; gap:6px; margin-bottom:26px;
    max-width:240px; margin-inline:auto;
  }
  .vslider-progress .vp-bar{
    flex:1; height:3px; border-radius:3px;
    background:var(--border-strong); overflow:hidden; cursor:pointer;
    position:relative;
  }
  .vslider-progress .vp-bar i{
    position:absolute; inset:0; width:0%;
    background:var(--accent);
    border-radius:3px;
  }
  .vslider-progress .vp-bar.filled i{ width:100%; transition:none; }
  .vslider-progress .vp-bar.animating i{ width:100%; transition:width linear; }

  .reel-viewport{
    position:relative;
    height:clamp(380px,52vw,460px);
    display:flex; align-items:center; justify-content:center;
    perspective:1200px;
  }
  .reel-card{
    position:absolute;
    width:clamp(190px,30vw,240px);
    aspect-ratio:9/16;
    border-radius:26px;
    overflow:hidden;
    border:1px solid var(--border);
    background:linear-gradient(180deg, var(--surface-2), var(--surface));
    box-shadow:0 30px 60px -28px var(--shadow-strong);
    display:flex; flex-direction:column; align-items:center; justify-content:center;
    padding:28px 20px;
    text-align:center;
    transition:transform .65s var(--ease), opacity .65s var(--ease), filter .65s var(--ease);
  }
  .reel-card[data-pos="center"]{ transform:translateX(0) scale(1) rotateY(0deg); opacity:1; z-index:3; filter:none; }
  .reel-card[data-pos="left"]{ transform:translateX(clamp(-150px,-24vw,-120px)) scale(.82) rotateY(12deg); opacity:.5; z-index:2; filter:blur(1px); }
  .reel-card[data-pos="right"]{ transform:translateX(clamp(120px,24vw,150px)) scale(.82) rotateY(-12deg); opacity:.5; z-index:2; filter:blur(1px); }
  .reel-media{
    width:52px;height:52px;border-radius:50%;
    background:var(--accent-tint);
    color:var(--accent-deep);
    display:flex;align-items:center;justify-content:center;
    margin-bottom:18px;
    flex:none;
  }
  .reel-media.placeholder{ background:var(--surface-2); border:1px dashed var(--border-strong); color:var(--text-faint); }
  /* A card that holds only a video (no icon/caption) fills edge to edge. */
  .reel-card:has(> .reel-video:only-child){ padding:0; }
  .reel-video{
    width:100%; height:60%; min-height:0; flex:none;
    border-radius:18px; object-fit:cover; background:#000;
    margin-bottom:14px; display:block;
  }
  .reel-card:has(> .reel-video:only-child) .reel-video{
    height:100%; border-radius:26px; margin-bottom:0;
  }
  .reel-caption .quote-mark{
    font-family:"Inter",sans-serif;
    font-size:44px; color:var(--accent); opacity:.35; line-height:1; margin-bottom:2px;
  }
  .reel-caption .quote{
    font-size:15.5px;
    color:var(--text);
    line-height:1.5;
    margin:0 0 16px;
    font-family:"Inter",sans-serif;
    font-weight:500;
    letter-spacing:-0.01em;
  }
  .reel-caption.placeholder p{ color:var(--text-faint); font-size:13.5px; }
  .testimonial-name{ font-weight:600; font-size:14.5px; }
  .testimonial-role{ font-size:12.5px; color:var(--text-muted); margin-top:2px; }
  .vslider-arrow{
    position:absolute; top:50%; transform:translateY(-50%);
    width:38px;height:38px;border-radius:50%;
    background:rgba(255,255,255,0.9);
    border:1px solid var(--border-strong);
    color:var(--text);
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;
    transition:all .25s ease;
    z-index:4;
  }
  .vslider-arrow:hover{ background:var(--accent); color:var(--accent-ink); border-color:var(--accent); transform:translateY(-50%) scale(1.08); }
  .vslider-arrow.prev{ left:0; }
  .vslider-arrow.next{ right:0; }
  @media (max-width:640px){
    .reel-viewport{ height:clamp(320px,72vw,380px); }
    .vslider-arrow{ width:32px;height:32px; }
  }

  /* ---------- webinar (major cta) ---------- */
  .webinar-section{
    position:relative;
    border-radius:var(--radius-lg);
    margin-inline:24px;
    overflow:clip;
    border:1px solid var(--border-strong);
    background:
      radial-gradient(90% 120% at 15% 0%, rgba(31,174,92,0.14), transparent 55%),
      linear-gradient(160deg,#eafaf1,#ffffff 70%);
    padding:clamp(36px,6vw,72px);
  }
  @media (min-width:900px){ .webinar-section{ margin-inline:40px; } }
  .webinar-grid{ display:grid; gap:44px; grid-template-columns:1fr; align-items:center; }
  @media (min-width:960px){ .webinar-grid{ grid-template-columns:1.15fr 0.85fr; } }
  .webinar-content h2{ font-size:clamp(28px,4vw,40px); margin-bottom:14px; }
  .webinar-content .sub{ color:var(--accent); font-weight:600; font-size:15px; margin-bottom:14px; }
  .webinar-content p.desc{ color:var(--text-muted); font-size:16px; line-height:1.6; margin-bottom:26px; max-width:52ch; }
  .webinar-meta{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:30px; }
  .meta-chip{
    display:inline-flex; align-items:center; gap:8px;
    padding:9px 16px; border-radius:999px;
    background:rgba(13,40,26,0.05); border:1px solid var(--border-strong);
    font-size:13.5px; font-weight:500;
  }
  .meta-chip svg{ width:15px;height:15px;color:var(--accent); }
  .topic-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:26px; }
  .topic-tag{
    font-size:12px; font-weight:600; letter-spacing:.02em;
    color:var(--text-muted);
    padding:7px 12px; border-radius:8px;
    background:rgba(13,40,26,0.045); border:1px solid var(--border);
  }
  .webinar-micro{ font-size:13px; color:var(--text-faint); margin-top:18px; }
  .webinar-media{ aspect-ratio:4/4.6; border-radius:var(--radius-md); overflow:hidden; border:1px solid var(--border-strong); }

  /* ---------- learning paths ---------- */
  .path-card{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:32px;
    display:flex; flex-direction:column; height:100%;
    transition:transform .4s cubic-bezier(.16,1,.3,1), border-color .4s ease;
  }
  .path-card:hover{ transform:translateY(-8px); border-color:var(--accent); box-shadow:0 30px 60px -32px var(--shadow-strong); }
  .path-tag{
    align-self:flex-start;
    font-size:11.5px; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
    color:var(--accent-ink); background:var(--accent);
    padding:6px 12px; border-radius:999px; margin-bottom:22px;
  }
  .path-card h3{ font-size:22px; margin-bottom:8px; }
  .path-card .path-focus{ font-size:14.5px; color:var(--text-muted); margin-bottom:22px; flex:1; }
  .path-card .btn{ align-self:flex-start; }

  /* ---------- FAQ ---------- */
  .faq-wrap{ max-width:760px; margin-inline:auto; }
  .faq-item{ border-bottom:1px solid var(--border); }
  .faq-item:first-child{ border-top:1px solid var(--border); }
  .faq-trigger{
    width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px;
    background:none; border:none; color:var(--text); text-align:left;
    padding:22px 4px; cursor:pointer; font-size:16px; font-weight:600;
    font-family:"Inter",sans-serif;
  }
  .faq-panel{ max-height:0; overflow:hidden; transition:max-height .5s var(--ease); }
  .faq-panel p{ font-size:14.5px; color:var(--text-muted); padding:0 4px 22px; margin:0; line-height:1.65; max-width:60ch; }
  .faq-disclaimer{
    margin-top:34px; padding:18px 20px; border-radius:14px;
    background:rgba(13,40,26,0.035); border:1px solid var(--border);
    font-size:13px; color:var(--text-faint); line-height:1.6;
  }

  /* ---------- final cta ---------- */
  .final-cta{ text-align:center; }
  .final-cta h2{ font-size:clamp(30px,5vw,50px); margin-bottom:16px; }
  .final-cta p.sub{ color:var(--text-muted); font-size:17px; margin-bottom:8px; }
  .final-cta .micro{ color:var(--accent); font-size:13.5px; font-weight:600; margin-bottom:32px; }
  .final-cta .hero-ctas{ margin-bottom:0; }

  /* ---------- footer (liquid glass) ---------- */
  footer{
    position:relative;
    overflow:hidden;
    padding-block:70px 40px;
    background:linear-gradient(180deg, #eafaf1 0%, #f4fbf7 100%);
  }
  .footer-aurora{
    position:absolute; border-radius:50%;
    filter:blur(70px); pointer-events:none; z-index:0;
  }
  .footer-aurora.a{ width:420px;height:420px; background:radial-gradient(circle, rgba(31,174,92,.35), transparent 70%); top:-180px; left:-100px; }
  .footer-aurora.b{ width:380px;height:380px; background:radial-gradient(circle, rgba(14,124,63,.28), transparent 70%); bottom:-160px; right:-80px; }
  .footer-glass{
    position:relative; z-index:1;
    background:rgba(255,255,255,0.6);
    backdrop-filter:blur(22px) saturate(160%);
    -webkit-backdrop-filter:blur(22px) saturate(160%);
    border:1px solid rgba(255,255,255,0.7);
    border-radius:32px;
    padding:44px clamp(22px,5vw,54px) 28px;
    box-shadow:0 40px 90px -40px rgba(14,36,26,0.22), inset 0 1px 0 rgba(255,255,255,0.85);
  }
  .footer-grid{
    display:grid; gap:40px;
    grid-template-columns:1.3fr repeat(3,1fr);
    margin-bottom:40px;
  }
  @media (max-width:800px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
  @media (max-width:520px){ .footer-grid{ grid-template-columns:1fr; } }
  .footer-brand p{ color:var(--text-muted); font-size:14px; line-height:1.6; margin:14px 0 0; max-width:34ch; }
  .footer-col h5{ font-size:13px; text-transform:uppercase; letter-spacing:.08em; color:var(--text-faint); margin:0 0 16px; font-weight:600;}
  .footer-col ul{ display:flex; flex-direction:column; gap:11px; }
  .footer-col a{ font-size:14.5px; color:var(--text-muted); transition:color .25s ease; }
  .footer-col a:hover{ color:var(--accent); }
  .footer-bottom{
    display:flex; flex-wrap:wrap; gap:16px; justify-content:space-between; align-items:center;
    padding-top:24px; border-top:1px solid var(--border);
    font-size:13px; color:var(--text-faint);
  }
  .footer-disclaimer{
    margin-top:18px; font-size:12.5px; color:var(--text-faint); line-height:1.6; max-width:900px;
  }

  ::selection{ background:var(--accent); color:var(--accent-ink); }