/* =========================================================================
   3DVOX marketing site — redesign 2026
   Brand teal + deep-navy, Montserrat (headings) / Open Sans (body).
   ========================================================================= */

:root{
  --teal:#00b7c2;
  --teal-600:#009aa3;
  --teal-700:#017e86;
  --teal-soft:#e2f7f8;
  --ink:#0d1b2a;          /* headings / dark sections */
  --ink-2:#16263a;
  --body:#3a4a5c;         /* body text on light */
  --muted:#7688a0;
  --bg:#ffffff;
  --bg-soft:#f3f7fa;
  --line:#e5ecf3;
  --white:#ffffff;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 50px rgba(13,27,42,.10);
  --shadow-sm:0 8px 24px rgba(13,27,42,.08);
  --container:1160px;
  --font-head:'Montserrat',system-ui,sans-serif;
  --font-body:'Open Sans',system-ui,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-body);color:var(--body);
  background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.15;margin:0}
.teal{color:var(--teal)}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.center{text-align:center}

/* ---- eyebrow / headings ---- */
.eyebrow{
  font-family:var(--font-head);font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;font-size:.78rem;color:var(--teal);margin-bottom:14px;
}
.h-xl{font-size:clamp(2.1rem,4.6vw,3.5rem);font-weight:800;letter-spacing:-.02em}
.h-lg{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:800;letter-spacing:-.01em}
.h-md{font-size:clamp(1.25rem,2.2vw,1.6rem);font-weight:700}
.lead{font-size:clamp(1.02rem,1.5vw,1.2rem);color:var(--body);max-width:620px}
.section-head{max-width:680px;margin:0 auto 52px}
.section-head .lead{margin:14px auto 0}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:9px;font-family:var(--font-head);
  font-weight:700;font-size:.98rem;border-radius:999px;padding:14px 26px;
  cursor:pointer;border:2px solid transparent;transition:transform .15s,box-shadow .15s,background .15s,color .15s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 10px 24px rgba(0,183,194,.35)}
.btn-primary:hover{background:var(--teal-600);box-shadow:0 14px 30px rgba(0,183,194,.42)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal)}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-light:hover{background:rgba(255,255,255,.2)}
.btn-lg{padding:16px 32px;font-size:1.05rem}

/* ---- badge / pill ---- */
.badge{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-head);
  font-weight:700;font-size:.8rem;letter-spacing:.03em;padding:7px 14px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-700);
}
.badge-live{background:rgba(255,255,255,.12);color:#fff}
.dot-live{width:8px;height:8px;border-radius:50%;background:#41e0c0;box-shadow:0 0 0 0 rgba(65,224,192,.7);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(65,224,192,.7)}70%{box-shadow:0 0 0 9px rgba(65,224,192,0)}100%{box-shadow:0 0 0 0 rgba(65,224,192,0)}}

/* =========================================================================
   NAV
   ========================================================================= */
.nav{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:22px;height:72px}
.nav-logo img{height:30px}
.nav-links{display:flex;gap:28px;margin-left:18px}
.nav-links a{font-family:var(--font-head);font-weight:600;font-size:.94rem;color:var(--ink-2);transition:color .15s}
.nav-links a:hover{color:var(--teal)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.lang-toggle{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang-toggle button{
  font-family:var(--font-head);font-weight:700;font-size:.82rem;padding:7px 12px;border:0;
  background:transparent;color:var(--muted);cursor:pointer;transition:background .15s,color .15s;
}
.lang-toggle button.active{background:var(--teal);color:#fff}
.nav-burger{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-burger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px;transition:.2s}

/* =========================================================================
   HERO
   ========================================================================= */
.hero{position:relative;background:radial-gradient(120% 120% at 80% -10%,#16344a 0%,var(--ink) 55%);color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 60% at 85% 20%,rgba(0,183,194,.22),transparent 70%);pointer-events:none}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center;padding:76px 0 84px}
.hero h1{color:#fff;font-size:clamp(2.3rem,4.6vw,3.6rem);font-weight:800;letter-spacing:-.02em}
.hero .lead{color:#c8d6e6;margin:20px 0 30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{margin-top:26px;color:#8ea4bd;font-size:.86rem;display:flex;gap:22px;flex-wrap:wrap}
.hero-trust b{color:#fff;font-family:var(--font-head)}
.hero-visual{position:relative;border-radius:22px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.12);background:#0a1420;aspect-ratio:4/3}
.hero-visual iframe{width:100%;height:100%;border:0;display:block}
.hero-visual .badge{position:absolute;top:14px;left:14px;z-index:2}

/* browser / device compatibility strip */
.logos{border-top:1px solid rgba(255,255,255,.08);background:var(--ink)}
.compat{display:flex;flex-direction:column;align-items:center;gap:20px;padding:30px 0}
.compat-label{color:#6f89a5;font-size:.82rem;font-family:var(--font-head);font-weight:600;letter-spacing:.03em;text-align:center}
.compat-items{display:flex;gap:42px;flex-wrap:wrap;justify-content:center}
.compat-item{display:flex;flex-direction:column;align-items:center;gap:8px;color:#8ea4bd;font-family:var(--font-head);font-weight:600;font-size:.74rem;letter-spacing:.02em}
.compat-item img{height:30px;width:auto;object-fit:contain;opacity:.82;transition:opacity .15s}
.compat-item:hover{color:#fff}
.compat-item:hover img{opacity:1}

/* =========================================================================
   LIVE TOURS (flagship)
   ========================================================================= */
.live{background:var(--bg-soft)}
.live-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.live-copy .eyebrow{color:var(--teal)}
.live-points{margin:28px 0 0;padding:0;list-style:none;display:grid;gap:18px}
.live-point{display:flex;gap:16px;align-items:flex-start}
.live-point .ic{flex:0 0 46px;height:46px;border-radius:12px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;box-shadow:var(--shadow-sm)}
.live-point .ic svg{width:24px;height:24px;stroke:var(--teal);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.live-point h4{font-size:1.08rem;margin-bottom:3px}
.live-point p{margin:0;font-size:.96rem;color:var(--body)}
.live-visual{position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:#0a1420;aspect-ratio:4/3}
.live-visual iframe{width:100%;height:100%;border:0;display:block}
.live-visual .badge-live{position:absolute;top:14px;left:14px;z-index:2;background:rgba(13,27,42,.75)}

/* =========================================================================
   FEATURES GRID
   ========================================================================= */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  transition:transform .18s,box-shadow .18s,border-color .18s;
}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.feature .ic{width:52px;height:52px;border-radius:14px;background:var(--teal-soft);display:grid;place-items:center;margin-bottom:18px}
.feature .ic svg{width:26px;height:26px;stroke:var(--teal-700);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.feature h4{font-size:1.12rem;margin-bottom:8px}
.feature p{margin:0;font-size:.95rem;color:var(--body)}

/* =========================================================================
   STEPS (how it works)
   ========================================================================= */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px 28px}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-18px;left:26px;width:40px;height:40px;border-radius:50%;background:var(--teal);color:#fff;font-family:var(--font-head);font-weight:800;display:grid;place-items:center;box-shadow:0 8px 18px rgba(0,183,194,.4)}
.step h4{margin:10px 0 8px;font-size:1.1rem}
.step p{margin:0;color:var(--body);font-size:.96rem}

/* =========================================================================
   TWO MODES (free / live)
   ========================================================================= */
.modes-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:840px;margin:0 auto 34px}
.mode-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;text-align:center;box-shadow:var(--shadow-sm)}
.mode-card .ic{width:54px;height:54px;border-radius:14px;background:var(--teal-soft);display:grid;place-items:center;margin:0 auto 16px}
.mode-card .ic svg{width:26px;height:26px;stroke:var(--teal-700);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mode-card h4{font-size:1.15rem;margin-bottom:8px}
.mode-card p{margin:0;color:var(--body);font-size:.95rem}
.try-note{color:var(--muted);font-family:var(--font-head);font-weight:600;margin:0 0 28px}

/* =========================================================================
   GALLERY
   ========================================================================= */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.model-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s}
.model-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.model-frame{aspect-ratio:16/11;background:#0a1420}
.model-frame iframe{width:100%;height:100%;border:0;display:block}
.model-meta{padding:18px 20px}
.model-meta h4{font-size:1.1rem}
.model-meta p{margin:4px 0 0;color:var(--muted);font-size:.9rem}

/* =========================================================================
   METRICS
   ========================================================================= */
.metrics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.metric-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow-sm)}
.metric-card img{border-radius:10px;width:100%}

/* =========================================================================
   PRICING
   ========================================================================= */
.pricing{background:var(--ink);color:#fff}
.pricing h2,.pricing .eyebrow{color:#fff}
.pricing .lead{color:#c8d6e6}
.price-card{max-width:560px;margin:36px auto 0;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:30px;backdrop-filter:blur(6px)}
.toggle-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:18px}
.toggle-row label{position:relative;cursor:pointer}
.toggle-row input{position:absolute;opacity:0}
.toggle-row span{display:inline-block;padding:10px 20px;border-radius:999px;border:1px solid rgba(255,255,255,.2);font-family:var(--font-head);font-weight:600;font-size:.92rem;color:#c8d6e6;transition:.15s}
.toggle-row input:checked+span{background:var(--teal);border-color:var(--teal);color:#fff}
.price-input{display:flex;gap:10px;margin:0 auto;max-width:420px}
.price-input input{flex:1;padding:14px 16px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff;font-size:1rem}
.price-input input::placeholder{color:#8ea4bd}
.price-out{margin-top:22px;text-align:center}
.price-out .big{font-family:var(--font-head);font-weight:800;font-size:2rem;color:#fff}
.price-out .sub{color:#8ea4bd;font-size:.9rem;margin-top:4px}

/* =========================================================================
   NEWSLETTER / BUILDER
   ========================================================================= */
.builder{background:var(--bg-soft)}
.builder-card{max-width:720px;margin:0 auto;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:44px 34px;box-shadow:var(--shadow-sm)}
.builder-logos{display:flex;gap:20px;justify-content:center;margin:22px 0 4px;flex-wrap:wrap}
.builder-logos img{height:30px;opacity:.75}
.news-form{display:flex;gap:10px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.news-form input[type=email]{flex:1;min-width:240px;max-width:360px;padding:14px 16px;border-radius:999px;border:1px solid var(--line);font-size:1rem}
.news-msg{margin-top:12px;font-size:.92rem;color:var(--teal-700);min-height:1.2em}

/* =========================================================================
   FOOTER
   ========================================================================= */
.footer{background:var(--ink);color:#9db1c8;padding:56px 0 34px}
.footer-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.footer-logo img{height:30px;filter:brightness(2.4) grayscale(1)}
.footer-col h5{font-family:var(--font-head);color:#fff;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 10px}
.footer-col a{display:block;color:#9db1c8;font-size:.92rem;margin-bottom:6px;transition:color .15s}
.footer-col a:hover{color:var(--teal)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding-top:22px;font-size:.85rem;color:#6f89a5}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media(max-width:900px){
  .hero-inner,.live-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual,.live-visual{order:-1}
  .features-grid,.steps,.gallery-grid,.metrics-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-burger{display:block}
  .section{padding:64px 0}
}
@media(max-width:600px){
  .features-grid,.steps,.gallery-grid,.metrics-grid,.modes-row{grid-template-columns:1fr}
  .nav-inner{height:64px}
  .hero-inner{padding:52px 0 60px}
  .hero-trust{gap:14px}
}

/* mobile menu open state */
body.menu-open .nav-links{
  display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;
  background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 16px;
}
body.menu-open .nav-links a{padding:12px 0;border-bottom:1px solid var(--line)}