/* ============================================================
   CODE2FOLD — Shared Design System
   Aesthetic: "Luminous Lab" — deep navy canvas, molecular cyan
   glow, dot-grid lattice texture, glass surfaces, fine grain.
   Type: Sora (display/body) · JetBrains Mono (data/labels)
         Fraunces italic (editorial accents)
   ============================================================ */

:root{
  /* palette */
  --navy-950:#04101d;
  --navy-900:#061a2e;
  --navy-850:#07203a;
  --navy-800:#082338;
  --navy-700:#0b2b4a;
  --navy-600:#0e3a60;

  --ink:#eaf2fb;
  --ink-2:#bccddf;
  --muted:#7e95ac;
  --faint:#5d7791;

  --cyan:#38e1d2;
  --cyan-2:#22d3ee;
  --blue:#4f8dff;
  --violet:#8a7bff;
  --amber:#ffc06b;
  --rose:#ff6b8b;
  --green:#52e0a4;

  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.07);

  --shadow-sm:0 10px 30px rgba(0,0,0,.35);
  --shadow:0 28px 70px rgba(0,0,0,.45);
  --shadow-lg:0 40px 110px rgba(0,0,0,.55);
  --glow-cyan:0 0 0 1px rgba(56,225,210,.35), 0 18px 50px rgba(56,225,210,.20);

  --radius-sm:12px;
  --radius:18px;
  --radius-lg:26px;
  --radius-xl:34px;

  --container:1200px;
  --nav-h:76px;

  --font-display:"Sora",system-ui,sans-serif;
  --font-body:"Sora",system-ui,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,monospace;
  --font-serif:"Fraunces",Georgia,serif;

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- reset ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--navy-950);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
::selection{background:rgba(56,225,210,.25);color:#fff}

/* ---------- atmospheric background ---------- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-3;
  background:
    radial-gradient(1100px 700px at 12% -8%, rgba(79,141,255,.18), transparent 55%),
    radial-gradient(1000px 700px at 92% 4%, rgba(56,225,210,.14), transparent 55%),
    radial-gradient(1200px 900px at 50% 120%, rgba(138,123,255,.10), transparent 60%),
    linear-gradient(180deg,#051426 0%, #04101d 40%, #061a2e 100%);
}
body::after{ /* fine grain */
  content:"";
  position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.lattice{ /* dot grid overlay, optional per-section */
  position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.08) 1px, transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(120% 80% at 50% 0%, #000 30%, transparent 75%);
          mask-image:radial-gradient(120% 80% at 50% 0%, #000 30%, transparent 75%);
}

/* ---------- layout ---------- */
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.section{position:relative;padding:120px 0}
.section--tight{padding:84px 0}
.center{text-align:center}
.relative{position:relative;z-index:1}

/* ---------- typography ---------- */
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:700;line-height:1.05;letter-spacing:-.02em}
h1{font-size:clamp(2.6rem,5.4vw,4.5rem)}
h2{font-size:clamp(2rem,3.6vw,3.1rem)}
h3{font-size:clamp(1.25rem,1.6vw,1.5rem)}
p{margin:0}
.serif{font-family:var(--font-serif);font-style:italic;font-weight:400}
.gradient-text{
  background:linear-gradient(100deg,var(--cyan) 0%, var(--blue) 55%, var(--violet) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{font-size:clamp(1.02rem,1.2vw,1.18rem);color:var(--ink-2);line-height:1.75;max-width:60ch}
.muted{color:var(--muted)}

/* eyebrow / kicker */
.kicker{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-mono);font-size:.72rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);
  padding:7px 14px;border:1px solid var(--line);border-radius:100px;
  background:var(--glass);backdrop-filter:blur(8px);
}
.kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.kicker--plain{border:0;background:none;padding:0;color:var(--cyan-2)}

.section-head{max-width:760px;margin:0 auto 64px}
.section-head.left{margin-left:0}
.section-head h2{margin:18px 0 16px}

/* ---------- buttons ---------- */
.btn{
  --bg:transparent;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:50px;padding:0 24px;border-radius:14px;border:1px solid transparent;
  font-family:var(--font-display);font-weight:600;font-size:.95rem;
  letter-spacing:-.01em;white-space:nowrap;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s, color .25s;
}
.btn svg{width:18px;height:18px}
.btn:active{transform:translateY(1px)}
.btn-primary{
  color:#04121f;
  background:linear-gradient(100deg,var(--cyan) 0%, #59b9ff 100%);
  box-shadow:0 14px 40px rgba(56,225,210,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 56px rgba(56,225,210,.42)}
.btn-ghost{color:var(--ink);border-color:var(--line);background:var(--glass);backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:rgba(255,255,255,.28);background:var(--glass-2);transform:translateY(-2px)}
.btn-outline{color:var(--cyan);border-color:rgba(56,225,210,.45)}
.btn-outline:hover{background:rgba(56,225,210,.10);transform:translateY(-2px)}
.btn-lg{height:56px;padding:0 30px;font-size:1rem;border-radius:16px}
.btn-sm{height:42px;padding:0 18px;font-size:.85rem;border-radius:12px}
.btn-block{width:100%}
.arrow-link{
  display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--cyan);
  font-family:var(--font-display);transition:gap .25s var(--ease), color .25s;
}
.arrow-link:hover{gap:13px;color:#fff}

/* ---------- cards / glass ---------- */
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);
}
.card{
  position:relative;border-radius:var(--radius-lg);padding:30px;
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:transform .35s var(--ease), border-color .35s, box-shadow .35s;
  overflow:hidden;
}
.card::after{ /* top sheen */
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(420px 160px at 20% -10%, rgba(56,225,210,.10), transparent 60%);
  opacity:0;transition:opacity .35s;
}
.card:hover{transform:translateY(-6px);border-color:rgba(255,255,255,.20);box-shadow:var(--shadow)}
.card:hover::after{opacity:1}
.card h3{margin-bottom:10px}
.card p{color:var(--ink-2);font-size:.95rem;line-height:1.7}

.icon-badge{
  width:54px;height:54px;border-radius:15px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(145deg, rgba(56,225,210,.18), rgba(79,141,255,.12));
  border:1px solid rgba(255,255,255,.14);color:var(--cyan);
}
.icon-badge svg{width:26px;height:26px}

.pill{
  display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);
  font-size:.72rem;letter-spacing:.04em;color:var(--ink-2);
  padding:5px 11px;border-radius:100px;border:1px solid var(--line);background:var(--glass);
}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1000;transition:background .3s, box-shadow .3s, border-color .3s;border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(5,17,30,.78);backdrop-filter:blur(18px) saturate(1.2);border-bottom-color:var(--line);box-shadow:0 12px 40px rgba(0,0,0,.35)}
.nav{height:var(--nav-h);display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand img{height:46px;width:auto}
.brand .brand-fallback{display:flex;align-items:center;gap:11px;font-family:var(--font-display);font-weight:800;font-size:1.34rem;letter-spacing:-.02em;color:#fff}
.brand .brand-fallback .mark{width:42px;height:42px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-links a{
  position:relative;font-size:.92rem;font-weight:500;color:var(--ink-2);
  padding:9px 13px;border-radius:10px;transition:color .2s, background .2s;
}
.nav-links a:hover{color:#fff;background:var(--glass)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),var(--blue))}
.nav-spacer{flex:1}
.nav-cta{display:flex;align-items:center;gap:12px;flex-shrink:0}

/* dropdown */
.dropdown{position:relative}
.dropdown>a{display:inline-flex;align-items:center;gap:6px}
.caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s}
.dropdown:hover .caret,.dropdown.open .caret{transform:rotate(225deg) translateY(2px)}
.submenu{
  position:absolute;top:calc(100% + 10px);left:0;min-width:210px;
  background:rgba(7,23,42,.96);backdrop-filter:blur(18px);
  border:1px solid var(--line);border-radius:16px;padding:8px;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.22s var(--ease);
}
.submenu::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.dropdown:hover .submenu,.dropdown.open .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:10px;color:var(--ink-2)}
.submenu a span{font-size:.74rem;color:var(--muted)}
.submenu a:hover{background:var(--glass-2);color:#fff}

/* mobile toggle */
.menu-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);background:var(--glass);align-items:center;justify-content:center}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{display:block;width:20px;height:2px;background:#fff;border-radius:2px;position:relative;transition:.25s}
.menu-toggle span::before{content:"";position:absolute;top:-6px}
.menu-toggle span::after{content:"";position:absolute;top:6px}
.nav-open .menu-toggle span{background:transparent}
.nav-open .menu-toggle span::before{transform:rotate(45deg) translate(4px,4px)}
.nav-open .menu-toggle span::after{transform:rotate(-45deg) translate(4px,-4px)}

/* ---------- hero ---------- */
.hero{position:relative;padding:clamp(70px,9vw,120px) 0 80px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}
.hero h1{margin:24px 0 0}
.hero .lead{margin-top:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}
.hero-stats{display:flex;gap:34px;margin-top:46px;flex-wrap:wrap}
.hero-stat .num{font-family:var(--font-display);font-weight:700;font-size:1.7rem;background:linear-gradient(120deg,var(--cyan),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stat .lbl{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.hero-visual{position:relative;height:clamp(360px,46vw,560px)}
.hero-orbit{position:absolute;inset:0;display:grid;place-items:center}
.hero-orbit .ring{position:absolute;border:1px solid var(--line-soft);border-radius:50%}
#protein-viewer{position:absolute;inset:0;width:100%;height:100%;mix-blend-mode:screen}

/* float chips around hero */
.float-chip{
  position:absolute;display:flex;align-items:center;gap:9px;padding:10px 14px;border-radius:14px;
  background:rgba(7,23,42,.7);border:1px solid var(--line);backdrop-filter:blur(12px);
  font-family:var(--font-mono);font-size:.72rem;color:var(--ink-2);box-shadow:var(--shadow-sm);
  animation:floaty 6s var(--ease) infinite;
}
.float-chip i{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.float-chip.c2 i{background:var(--blue);box-shadow:0 0 10px var(--blue)}
.float-chip.c3 i{background:var(--violet);box-shadow:0 0 10px var(--violet)}

/* ---------- feature item (icon + text row) ---------- */
.feature-row{display:flex;gap:18px;align-items:flex-start}
.feature-row .icon-badge{margin-bottom:0;flex-shrink:0;width:46px;height:46px;border-radius:13px}
.feature-row .icon-badge svg{width:22px;height:22px}
.feature-row h3{font-size:1.12rem;margin-bottom:6px}
.feature-row p{color:var(--ink-2);font-size:.94rem}

/* ---------- stat strip ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--line)}
.stat-strip .cell{background:var(--navy-900);padding:32px 26px;text-align:center}
.stat-strip .cell .num{font-family:var(--font-display);font-weight:700;font-size:2.2rem;background:linear-gradient(120deg,var(--cyan),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-strip .cell .lbl{color:var(--muted);font-size:.85rem;margin-top:6px}

/* ---------- product showcase ---------- */
.showcase{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.product-card{position:relative;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));transition:transform .4s var(--ease),border-color .4s,box-shadow .4s}
.product-card:hover{transform:translateY(-8px);border-color:rgba(56,225,210,.4);box-shadow:var(--shadow)}
.product-card .pc-body{padding:32px 32px 12px}
.product-card .pc-body h3{font-size:1.55rem;margin:14px 0 12px}
.product-card .pc-body p{color:var(--ink-2)}
.product-card .pc-tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 6px}
.product-card .pc-shot{position:relative;height:230px;margin:14px 24px 28px;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:radial-gradient(120% 120% at 30% 0%,rgba(56,225,210,.16),transparent 55%),linear-gradient(180deg,#08233a,#061726)}
.product-card .pc-shot img{width:100%;height:100%;object-fit:cover}
.product-card .pc-actions{padding:0 32px 30px;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- forms ---------- */
.field{margin-bottom:18px}
.label{display:block;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.input,.textarea,select.input{
  width:100%;padding:14px 16px;border-radius:13px;border:1px solid var(--line);
  background:rgba(4,16,29,.6);color:var(--ink);font-family:var(--font-body);font-size:.96rem;
  transition:border-color .2s, box-shadow .2s, background .2s;
}
.input::placeholder,.textarea::placeholder{color:#557}
.input:focus,.textarea:focus,select.input:focus{outline:none;border-color:rgba(56,225,210,.6);box-shadow:0 0 0 3px rgba(56,225,210,.14);background:rgba(4,16,29,.85)}
.textarea{min-height:140px;resize:vertical}
.form-note{font-size:.85rem;color:var(--muted);margin-top:6px}
.form-status{margin-top:14px;font-size:.9rem;min-height:1.2em}
.form-status.ok{color:var(--green)}
.form-status.err{color:var(--rose)}

/* ---------- footer ---------- */
.site-footer{position:relative;border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(4,16,29,.4),rgba(4,16,29,.9));margin-top:40px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:48px;padding:72px 0 48px}
.footer-brand img{height:36px;margin-bottom:18px}
.footer-brand .ftxt{color:var(--ink-2);font-size:.92rem;max-width:34ch;line-height:1.7}
.footer-col h4{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:18px;font-weight:600}
.footer-col a{display:block;color:var(--ink-2);font-size:.92rem;padding:7px 0;transition:color .2s,padding-left .2s}
.footer-col a:hover{color:#fff;padding-left:5px}
.footer-news .input{margin-bottom:10px}
.socials{display:flex;gap:12px;margin-top:20px}
.socials a{width:40px;height:40px;border-radius:11px;border:1px solid var(--line);display:grid;place-items:center;background:var(--glass);transition:.25s var(--ease)}
.socials a:hover{border-color:rgba(56,225,210,.5);transform:translateY(-3px);color:var(--cyan)}
.socials svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:.85rem}
.footer-bottom .legal{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom a:hover{color:#fff}

/* ---------- page hero (inner pages) ---------- */
.page-hero{position:relative;padding:120px 0 70px;overflow:hidden;text-align:center}
.page-hero .lead{margin:24px auto 0;text-align:center}
.page-hero h1{margin-top:22px}
.breadcrumb{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.06em;color:var(--muted);margin-bottom:6px}
.breadcrumb a:hover{color:var(--cyan)}

/* ---------- reveal animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease), transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}
.reveal[data-d="5"]{transition-delay:.40s}

@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes spin-slow{to{transform:rotate(360deg)}}
@keyframes pulse-glow{0%,100%{opacity:.6}50%{opacity:1}}
@keyframes rise{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
.rise{animation:rise .8s var(--ease) both}
.rise[data-d="1"]{animation-delay:.1s}.rise[data-d="2"]{animation-delay:.2s}
.rise[data-d="3"]{animation-delay:.3s}.rise[data-d="4"]{animation-delay:.4s}
.rise[data-d="5"]{animation-delay:.5s}.rise[data-d="6"]{animation-delay:.6s}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-xl);padding:64px;text-align:center;
  background:radial-gradient(120% 140% at 50% -20%, rgba(56,225,210,.22), transparent 55%),linear-gradient(160deg,#0b2b4a,#061726);
  border:1px solid var(--line)}
.cta-band h2{margin-bottom:16px}
.cta-band .lead{margin:0 auto 30px;text-align:center}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- misc ---------- */
.divider{height:1px;background:var(--line);border:0;margin:0}
.tag-cyan{color:var(--cyan)} .tag-blue{color:var(--blue)} .tag-violet{color:var(--violet)}
.text-mono{font-family:var(--font-mono)}
.badge-soft{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);background:rgba(56,225,210,.10);border:1px solid rgba(56,225,210,.28);padding:5px 10px;border-radius:8px}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual{height:340px;order:-1}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px}
  .showcase{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .menu-toggle{display:inline-flex;margin-left:auto}
  .nav-spacer{display:none}
  .nav-links,.nav-cta{
    position:fixed;left:16px;right:16px;top:calc(var(--nav-h) + 8px);
    flex-direction:column;align-items:stretch;gap:6px;padding:14px;
    background:rgba(7,23,42,.97);backdrop-filter:blur(20px);border:1px solid var(--line);
    border-radius:18px;box-shadow:var(--shadow);
    opacity:0;visibility:hidden;transform:translateY(-12px);transition:.28s var(--ease);
  }
  .nav-cta{top:auto;margin-top:-8px}
  .nav-open .nav-links{opacity:1;visibility:visible;transform:none}
  .nav-open .nav-cta{opacity:1;visibility:visible;transform:none;position:fixed;top:auto;bottom:16px}
  .nav-links a{padding:13px 14px;border-radius:12px}
  .nav-links a.active::after{display:none}
  .submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(255,255,255,.04);margin-top:4px}
  .dropdown .submenu{display:none}
  .dropdown.open .submenu{display:block}
  .nav-cta .btn{width:100%}
  .section{padding:80px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:30px}
  .stat-strip{grid-template-columns:1fr 1fr}
  .cta-band{padding:40px 24px}
  .hero-stats{gap:22px}
}
@media (max-width:480px){
  .stat-strip{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-actions{flex-direction:column}
}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ============================================================
   AUTH MODAL + ACCOUNT UI + REFINEMENTS  (added)
   ============================================================ */
/* fix oversized inline arrows (Academy, cards, etc.) */
.arrow-link svg{width:18px;height:18px;flex-shrink:0}

/* header auth area */
.nav-cta .auth-buttons{display:flex;gap:10px;align-items:center}
.acct{display:flex;align-items:center;gap:10px}
#authButtons[hidden],#acctChip[hidden]{display:none}
.acct .acct-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 9px var(--green);flex-shrink:0}
.acct .acct-email{font-family:var(--font-mono);font-size:.8rem;color:var(--ink-2);max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* overlay + card */
body.auth-open{overflow:hidden}
.auth-overlay{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;
  background:rgba(2,9,18,.72);backdrop-filter:blur(8px);animation:authFade .25s ease}
.auth-overlay[hidden]{display:none}
@keyframes authFade{from{opacity:0}to{opacity:1}}
.auth-card{position:relative;width:100%;max-width:420px;border-radius:24px;padding:34px 32px 30px;
  background:linear-gradient(180deg,#0a2236,#061726);border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(0,0,0,.5);animation:authRise .3s var(--ease)}
@keyframes authRise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.auth-close{position:absolute;top:15px;right:15px;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--line);background:var(--glass);color:var(--ink-2);cursor:pointer;transition:.2s}
.auth-close:hover{color:#fff;border-color:rgba(255,255,255,.3)}
.auth-close svg{width:16px;height:16px}
.auth-brand{display:flex;align-items:center;gap:9px;font-family:var(--font-display);font-weight:700;font-size:1.04rem;margin-bottom:18px}
.auth-brand .mark{width:26px;height:26px}
.auth-card h3{font-size:1.5rem;margin-bottom:6px}
.auth-sub{color:var(--muted);font-size:.92rem;margin-bottom:22px}
.btn-google{width:100%;height:50px;display:flex;align-items:center;justify-content:center;gap:11px;
  border-radius:14px;border:1px solid var(--line);background:#fff;color:#1f2328;font-family:var(--font-display);
  font-weight:600;font-size:.95rem;cursor:pointer;transition:.2s}
.btn-google:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(0,0,0,.35)}
.btn-google:disabled{opacity:.7;cursor:default;transform:none;box-shadow:none}
.btn-google svg{width:19px;height:19px}
.auth-divider{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:.76rem;font-family:var(--font-mono);margin:20px 0}
.auth-divider::before,.auth-divider::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-switch{text-align:center;margin-top:18px;color:var(--muted);font-size:.9rem}
.auth-switch a{color:var(--cyan);font-weight:600;cursor:pointer}
.auth-switch a:hover{color:#fff}

/* Academy refinement: tidy path-card footer link */
.path-card .btn{align-self:flex-start}

/* signup-only fields in the auth modal + taller card */
.auth-card{max-height:92vh;overflow:auto}
.auth-overlay[data-mode="login"] .signup-only{display:none}
.name-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:420px){.name-row{grid-template-columns:1fr}}

/* ============================================================
   CREDITS + COURSES  (added)
   ============================================================ */
/* homepage amber announcement banner */
.credit-banner{display:inline-flex;align-items:center;gap:11px;margin-bottom:22px;padding:9px 15px 9px 13px;border-radius:100px;
  font-family:var(--font-mono);font-size:.82rem;color:var(--amber);text-decoration:none;
  background:linear-gradient(90deg,rgba(255,192,107,.16),rgba(255,192,107,.05));
  border:1px solid rgba(255,192,107,.38);transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.credit-banner:hover{transform:translateY(-2px);border-color:rgba(255,192,107,.7);box-shadow:0 10px 30px rgba(255,192,107,.12)}
.credit-banner svg{width:18px;height:18px;color:var(--amber);flex-shrink:0}
.credit-banner b{color:#ffd89b;font-weight:700}
.credit-banner .cb-arrow{font-style:normal;color:var(--amber);transition:transform .25s}
.credit-banner:hover .cb-arrow{transform:translateX(3px)}

/* account-chip credits pill */
.acct .acct-credits{display:inline-flex;align-items:center;gap:5px;font-family:var(--font-mono);font-size:.74rem;
  color:var(--amber);background:rgba(255,192,107,.12);border:1px solid rgba(255,192,107,.3);padding:3px 9px;border-radius:100px}
.acct .acct-credits[hidden]{display:none}

/* courses grid + cards */
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media (max-width:980px){.course-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.course-grid{grid-template-columns:1fr}}
.course-card{display:flex;flex-direction:column;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--line);text-decoration:none;
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.course-card:hover{transform:translateY(-6px);border-color:rgba(56,225,210,.4);box-shadow:var(--shadow)}
.course-cover{position:relative;aspect-ratio:3/2;overflow:hidden;background:radial-gradient(120% 120% at 30% 0%,rgba(56,225,210,.18),transparent 55%),linear-gradient(180deg,#08233a,#061726)}
.course-cover img{width:100%;height:100%;object-fit:cover}
.course-cover .ph{position:absolute;inset:0;display:grid;place-items:center;color:rgba(255,255,255,.16)}
.course-cover .ph svg{width:60px;height:60px}
.course-cover .lvl{position:absolute;top:12px;left:12px;font-family:var(--font-mono);font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;padding:4px 9px;border-radius:7px;background:rgba(4,16,29,.75);border:1px solid var(--line);color:var(--ink-2);backdrop-filter:blur(6px)}
.course-cover .price{position:absolute;top:12px;right:12px;font-family:var(--font-mono);font-size:.68rem;color:var(--amber);background:rgba(4,16,29,.78);border:1px solid rgba(255,192,107,.35);padding:4px 9px;border-radius:7px;backdrop-filter:blur(6px)}
.course-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.course-body h3{font-size:1.16rem;margin-bottom:8px;color:#fff}
.course-body p{color:var(--ink-2);font-size:.92rem;flex:1}
.course-meta{display:flex;gap:14px;flex-wrap:wrap;margin-top:16px;font-family:var(--font-mono);font-size:.74rem;color:var(--muted)}
.course-meta span{display:inline-flex;align-items:center;gap:6px}
.course-meta svg{width:14px;height:14px}

/* course detail */
.course-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
@media (max-width:880px){.course-hero{grid-template-columns:1fr}}
.course-hero .cover{border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--line);aspect-ratio:3/2;
  background:radial-gradient(120% 120% at 30% 0%,rgba(56,225,210,.18),transparent 55%),linear-gradient(180deg,#08233a,#061726)}
.course-hero .cover img{width:100%;height:100%;object-fit:cover}
.enroll-card{border-radius:18px;border:1px solid var(--line);background:var(--glass);padding:22px;margin-top:22px}
.enroll-card .price-big{font-family:var(--font-display);font-weight:700;font-size:1.7rem;color:var(--amber)}
.outcome-list{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-direction:column;gap:10px}
.outcome-list li{display:flex;gap:11px;align-items:flex-start;color:var(--ink-2);font-size:.95rem}
.outcome-list li svg{width:18px;height:18px;color:var(--cyan);flex-shrink:0;margin-top:2px}
.course-skeleton{height:340px;border-radius:var(--radius-xl);border:1px solid var(--line);background:linear-gradient(110deg,rgba(255,255,255,.04),rgba(255,255,255,.07),rgba(255,255,255,.04));background-size:200% 100%;animation:c2fShimmer 1.3s linear infinite}
@keyframes c2fShimmer{from{background-position:200% 0}to{background-position:-200% 0}}

/* hide the new-member credit banner once logged in */
body.c2f-authed .credit-banner{display:none}

/* certificate badges */
.course-cover .cert{position:absolute;left:12px;bottom:12px;display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.05em;text-transform:uppercase;padding:5px 10px;border-radius:8px;
  background:rgba(82,224,164,.16);border:1px solid rgba(82,224,164,.45);color:var(--green);backdrop-filter:blur(6px)}
.course-cover .cert svg{width:13px;height:13px}
.cert-line{display:inline-flex;align-items:center;gap:9px;padding:10px 15px;border-radius:12px;font-size:.92rem;font-weight:500}
.cert-line svg{width:18px;height:18px;flex-shrink:0}
.cert-line.yes{background:rgba(82,224,164,.12);border:1px solid rgba(82,224,164,.4);color:var(--green)}
.cert-line.no{background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--muted)}

/* ============================================================
   ENROLLMENT CELEBRATION + LINKEDIN SHARE + ENROLLED CARDS
   ============================================================ */
.enroll-overlay{position:fixed;inset:0;z-index:1100;display:grid;place-items:center;padding:20px;background:rgba(2,9,18,.74);backdrop-filter:blur(8px);animation:authFade .25s ease}
.enroll-overlay[hidden]{display:none}
.celebrate{position:relative;width:100%;max-width:460px;border-radius:24px;padding:42px 32px 28px;text-align:center;
  background:linear-gradient(180deg,#0a2236,#061726);border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.55);animation:authRise .35s var(--ease);overflow:hidden}
.celebrate .seal{position:relative;z-index:2;width:88px;height:88px;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;
  background:radial-gradient(circle at 50% 35%,rgba(56,225,210,.35),rgba(79,141,255,.16));border:1px solid rgba(56,225,210,.5);animation:sealPop .55s var(--ease) both}
.celebrate.gold .seal{background:radial-gradient(circle at 50% 35%,rgba(255,192,107,.42),rgba(255,140,80,.16));border-color:rgba(255,192,107,.55)}
.celebrate .seal svg{width:44px;height:44px;color:var(--cyan)}
.celebrate.gold .seal svg{color:var(--amber)}
@keyframes sealPop{0%{transform:scale(.4);opacity:0}60%{transform:scale(1.14)}100%{transform:scale(1);opacity:1}}
.celebrate h3{position:relative;z-index:2;font-size:1.6rem;margin-bottom:8px;color:#fff}
.celebrate p{position:relative;z-index:2;color:var(--ink-2);margin-bottom:6px}
.celebrate .email-note{position:relative;z-index:2;font-size:.85rem;color:var(--muted);margin:16px 0 22px;display:flex;gap:8px;align-items:center;justify-content:center}
.celebrate .email-note svg{width:16px;height:16px;color:var(--cyan);flex-shrink:0}
.celebrate .actions{position:relative;z-index:2}
.celebrate .dismiss{margin-top:12px;background:none;border:none;color:var(--muted);font-family:var(--font-mono);font-size:.8rem;cursor:pointer}
.celebrate .dismiss:hover{color:var(--ink)}
.btn-linkedin{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;height:50px;border-radius:14px;border:none;cursor:pointer;
  background:#0a66c2;color:#fff;font-family:var(--font-display);font-weight:600;font-size:.95rem;transition:transform .2s,box-shadow .2s,background .2s;text-decoration:none}
.btn-linkedin:hover{background:#0b5cab;transform:translateY(-2px);box-shadow:0 10px 28px rgba(10,102,194,.45)}
.btn-linkedin svg{width:20px;height:20px;fill:#fff}

/* confetti */
.confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:1}
.confetti i{position:absolute;top:-14px;width:9px;height:14px;border-radius:2px;opacity:.95;animation:confFall linear forwards}
@keyframes confFall{0%{transform:translateY(-14px) rotate(0)}100%{transform:translateY(620px) rotate(680deg);opacity:0}}

/* completion banner on the course detail page */
.completed-card{position:relative;overflow:hidden;border-radius:var(--radius-xl);padding:30px;text-align:center;margin-top:22px;
  background:radial-gradient(120% 140% at 50% -20%,rgba(255,192,107,.22),transparent 55%),linear-gradient(180deg,#0c2a44,#061726);border:1px solid rgba(255,192,107,.4)}
.completed-card .seal{width:76px;height:76px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;background:radial-gradient(circle at 50% 35%,rgba(255,192,107,.4),rgba(255,140,80,.15));border:1px solid rgba(255,192,107,.55)}
.completed-card .seal svg{width:38px;height:38px;color:var(--amber)}
.completed-card h3{font-size:1.45rem;margin-bottom:6px}
.completed-card p{color:var(--ink-2);margin-bottom:18px}

/* enrolled / completed cards on the courses grid */
.course-card.enrolled{border-color:rgba(56,225,210,.55);box-shadow:0 0 0 1px rgba(56,225,210,.22),0 18px 46px rgba(56,225,210,.08)}
.course-card.completed{border-color:rgba(255,192,107,.6);box-shadow:0 0 0 1px rgba(255,192,107,.28),0 18px 46px rgba(255,192,107,.1)}
.course-state{position:absolute;top:12px;right:12px;display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.05em;text-transform:uppercase;padding:5px 10px;border-radius:8px;backdrop-filter:blur(6px)}
.course-state.enrolled{background:rgba(56,225,210,.18);border:1px solid rgba(56,225,210,.5);color:var(--cyan)}
.course-state.completed{background:rgba(255,192,107,.18);border:1px solid rgba(255,192,107,.5);color:var(--amber)}
.course-state svg{width:13px;height:13px}

/* ============================================================
   ACCOUNT + TOP-UP
   ============================================================ */
/* clickable header chip */
.acct .acct-name{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:inherit}
.acct .acct-name:hover .acct-email{color:#fff}
.acct a.acct-credits{cursor:pointer;text-decoration:none;transition:background .2s,border-color .2s,transform .2s}
.acct a.acct-credits:hover{background:rgba(255,192,107,.22);border-color:rgba(255,192,107,.6);transform:translateY(-1px)}

/* account hero */
.acct-hero{display:grid;grid-template-columns:auto 1fr auto;gap:26px;align-items:center;border-radius:var(--radius-xl);border:1px solid var(--line);padding:30px;
  background:radial-gradient(120% 160% at 100% -40%,rgba(56,225,210,.14),transparent 55%),linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02))}
.acct-hero .av{width:84px;height:84px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:1.9rem;color:#eaf2fb;border:1px solid rgba(255,255,255,.16);background:linear-gradient(145deg,rgba(56,225,210,.25),rgba(79,141,255,.18))}
.acct-hero h1{font-size:1.7rem;margin:0}
.acct-hero .who{color:var(--muted);font-family:var(--font-mono);font-size:.82rem;display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}
.acct-hero .who span{display:inline-flex;gap:6px;align-items:center}
.acct-hero .who svg{width:14px;height:14px}
.credit-box{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.credit-box .n{font-family:var(--font-display);font-weight:800;font-size:2.3rem;color:var(--amber);line-height:1}
.credit-box .l{font-family:var(--font-mono);font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.premium-pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;padding:4px 10px;border-radius:100px}
.premium-pill.yes{color:var(--amber);background:rgba(255,192,107,.14);border:1px solid rgba(255,192,107,.4)}
.premium-pill.no{color:var(--muted);background:rgba(255,255,255,.05);border:1px solid var(--line)}
@media (max-width:760px){.acct-hero{grid-template-columns:1fr;text-align:center;justify-items:center}.acct-hero .who{justify-content:center}.credit-box{align-items:center;text-align:center}}

/* top-up packs */
.pack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:880px){.pack-grid{grid-template-columns:1fr}}
.pack{position:relative;border-radius:var(--radius-xl);border:1px solid var(--line);padding:30px 28px;display:flex;flex-direction:column;
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.pack:hover{transform:translateY(-5px);border-color:rgba(255,192,107,.45);box-shadow:0 18px 46px rgba(255,192,107,.08)}
.pack.featured{border-color:rgba(255,192,107,.6);box-shadow:0 0 0 1px rgba(255,192,107,.3)}
.pack .tag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);font-family:var(--font-mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;padding:4px 12px;border-radius:100px;background:linear-gradient(90deg,#ffc06b,#ff9a6b);color:#1a1206;font-weight:700;white-space:nowrap}
.pack .amt{font-family:var(--font-display);font-weight:800;font-size:2.4rem;color:#fff;line-height:1}
.pack .amt small{font-size:.85rem;color:var(--amber);font-weight:600;display:block;margin-top:6px;letter-spacing:.04em}
.pack .price{font-family:var(--font-mono);color:var(--ink-2);margin:16px 0 2px;font-size:1.1rem}
.pack .per{font-family:var(--font-mono);font-size:.74rem;color:var(--muted);flex:1}
.pack .btn{margin-top:20px}
.testmode{display:flex;gap:11px;align-items:flex-start;border-radius:14px;border:1px solid rgba(255,192,107,.35);background:rgba(255,192,107,.08);padding:14px 16px;color:var(--ink-2);font-size:.88rem;margin-bottom:26px}
.testmode svg{width:18px;height:18px;color:var(--amber);flex-shrink:0;margin-top:1px}
.balance-strip{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:.9rem;color:var(--ink-2);
  border:1px solid var(--line);background:var(--glass);padding:10px 16px;border-radius:100px;margin-bottom:8px}
.balance-strip b{color:var(--amber);font-size:1.05rem}

/* ============================================================
   TOP-UP PAGE - richer layout
   ============================================================ */
.unlock-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:0 0 30px}
@media(max-width:760px){.unlock-row{grid-template-columns:1fr}}
.unlock{display:flex;gap:13px;align-items:flex-start;padding:18px;border-radius:16px;border:1px solid var(--line);background:var(--glass)}
.unlock .ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;color:var(--cyan);background:rgba(56,225,210,.1);border:1px solid rgba(56,225,210,.28)}
.unlock .ico svg{width:20px;height:20px}
.unlock h4{font-size:.95rem;margin-bottom:2px}
.unlock p{font-size:.82rem;color:var(--muted)}
.pack .tier{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--amber);margin-bottom:14px}
.pack .feat{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-direction:column;gap:10px;flex:1}
.pack .feat li{display:flex;gap:9px;align-items:flex-start;font-size:.88rem;color:var(--ink-2)}
.pack .feat li svg{width:16px;height:16px;color:var(--green);flex-shrink:0;margin-top:2px}
.pack .save{position:absolute;top:14px;right:14px;font-family:var(--font-mono);font-size:.62rem;padding:3px 8px;border-radius:7px;color:var(--green);background:rgba(82,224,164,.14);border:1px solid rgba(82,224,164,.4)}
.topup-foot{text-align:center;margin-top:30px;font-family:var(--font-mono);font-size:.8rem;color:var(--muted);display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.topup-foot span{display:inline-flex;gap:7px;align-items:center}
.topup-foot svg{width:15px;height:15px;color:var(--cyan)}