/* PixVerse AI — base layout.
   Structure and interaction model follow the reference site (hero generator, model tabs,
   product cards, workflow stories, enterprise, creator works, news, footer).
   Palette is PixVerse-native: near-black canvas with a violet → pink gradient CTA. */
:root{
  --bg:#07070b;
  --panel:#101018;
  --panel-2:#16161f;
  --text:#f6f5fa;
  --muted:rgba(246,245,250,.58);
  --line:rgba(255,255,255,.1);
  --accent:#a855f7;
  --accent-2:#ec4899;
  --accent-soft:rgba(168,85,247,.16);
  --accent-ink:#ffffff;
  --gradient:linear-gradient(96deg,#7c3aed 0%,#a855f7 46%,#ec4899 100%);
  --max:1370px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Plus Jakarta Sans',system-ui,sans-serif;font-size:16px;line-height:1.5;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,textarea{font:inherit;color:inherit}
button{cursor:pointer}
img{max-width:100%}
.container{width:min(calc(100% - 64px),var(--max));margin-inline:auto}

/* Header: fixed 56px bar with a translucent black backdrop. */
.top-header{position:fixed;top:0;left:0;right:0;z-index:20;background:rgba(7,7,11,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.06)}
.videm-promo{display:flex;align-items:center;justify-content:center;gap:8px;min-height:32px;padding:6px 18px;border-bottom:1px solid rgba(236,72,153,.24);background:rgba(236,72,153,.08);color:rgba(246,245,250,.82);font-size:12px;font-weight:600;text-align:center}
.videm-promo strong{color:#f0abfc;font-weight:800}
.videm-promo:hover{background:rgba(236,72,153,.14);color:var(--text)}
.nav-shell{height:56px;max-width:1500px;margin:auto;padding:0 24px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;font-family:'Space Grotesk',sans-serif;font-weight:600}
.logo-mark{width:28px;height:28px;border-radius:9px;background:var(--gradient);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 6px 18px rgba(168,85,247,.42)}
.brand-name{font-size:15px}
.nav-links{display:flex;align-items:center;gap:24px;color:rgba(246,245,250,.6);font-size:14px;flex:1}
.nav-links a{transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.menu-toggle{display:none;background:transparent;border:0;color:var(--text);font-size:22px;padding:4px;line-height:1}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:999px;min-height:42px;padding:0 22px;font-weight:700;transition:transform .2s,box-shadow .2s,background .2s}
.button:hover{transform:translateY(-2px)}
.button:active{transform:translateY(1px)}
.button-accent{background:var(--gradient);color:var(--accent-ink);box-shadow:0 10px 26px rgba(168,85,247,.32)}
.button-accent:hover{box-shadow:0 14px 32px rgba(236,72,153,.4)}
.button-secondary{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.17);color:var(--text)}
.button-secondary:hover{background:rgba(255,255,255,.1)}
.mobile-menu{display:none}

/* Hero: full-screen backdrop (video element when a source is configured, poster otherwise). */
.hero-shell{position:relative;isolation:isolate;min-height:100svh;padding:120px 0 84px;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid rgba(255,255,255,.05)}
.hero-backdrop{position:absolute;inset:0;z-index:-1}
.hero-backdrop-video,.hero-backdrop-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62}
.hero-backdrop-media{display:none}
.hero-backdrop-scrim{position:absolute;inset:0;background:
  radial-gradient(circle at 50% 6%,rgba(168,85,247,.26),transparent 55%),
  linear-gradient(180deg,rgba(7,7,11,.86),rgba(7,7,11,.72) 42%,rgba(7,7,11,.96))}
.hero-inner{display:flex;flex-direction:column;align-items:center;text-align:center;width:min(calc(100% - 64px),var(--max));margin-inline:auto}
.eyebrow{display:flex;align-items:center;gap:11px;margin:0 0 26px;color:#d8b4fe;font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow span{display:block;width:33px;height:1px;background:var(--gradient)}
h1,h2,h3{font-family:'Plus Jakarta Sans',system-ui,sans-serif;margin:0;line-height:1}
h1{font-size:clamp(42px,5.4vw,86px);letter-spacing:-.06em;margin-bottom:22px}
h1 em,h2 em{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;font-style:normal}
h2{font-size:clamp(29px,3.2vw,50px);letter-spacing:-.05em}
h3{font-size:16px;letter-spacing:.01em}
.hero-subheading{margin:-4px 0 14px;color:#f0abfc;font-size:16px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.hero-lede{max-width:610px;margin:0;color:var(--muted);font-size:19px;line-height:1.6}

/* Generator composer: image/video tabs, prompt, upload preview, ratios, generate state. */
.composer{width:min(100%,760px);margin-top:32px;padding:16px 16px 13px;border-radius:24px;background:linear-gradient(var(--panel),var(--panel)) padding-box,var(--gradient) border-box;border:1px solid transparent;text-align:left;box-shadow:0 26px 60px rgba(0,0,0,.55);transition:box-shadow .25s}
.composer:focus-within{box-shadow:0 26px 64px rgba(0,0,0,.6),0 0 0 4px var(--accent-soft)}
.composer-tabs{display:flex;gap:6px;padding-bottom:13px;border-bottom:1px solid rgba(255,255,255,.07)}
.composer-tab{border:0;border-radius:999px;padding:8px 17px;background:transparent;color:rgba(246,245,250,.5);font-size:13px;font-weight:700;transition:color .2s,background .2s}
.composer-tab:hover{color:var(--text)}
.composer-tab.is-active{background:var(--accent-soft);color:#e9d5ff}
.composer-bar{display:flex;align-items:flex-end;gap:14px;padding:16px 0 4px}
.composer-bar textarea{flex:1;min-height:46px;max-height:170px;resize:none;border:0;outline:0;background:transparent;padding:6px 0;color:var(--text);font-size:17px;line-height:1.45}
.composer-bar textarea::placeholder{color:rgba(246,245,250,.38)}
.composer-submit{flex-shrink:0;min-height:44px;padding:0 22px}
.composer-actions{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:10px}
.composer-chip{border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:8px 15px;background:rgba(255,255,255,.05);color:rgba(246,245,250,.82);font-size:12px;font-weight:600;transition:border-color .2s,color .2s}
.composer-chip:hover{border-color:rgba(168,85,247,.55);color:var(--text)}
.composer-mode{color:rgba(246,245,250,.45);font-size:11px;font-weight:700;letter-spacing:.1em;white-space:nowrap}
.ratio-row{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-top:12px;padding-top:11px;border-top:1px solid rgba(255,255,255,.06)}
.ratio-label{color:rgba(246,245,250,.45);font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;white-space:nowrap}
.ratio-buttons{display:flex;flex-wrap:wrap;gap:6px}
.ratio-button{border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:5px 11px;background:rgba(255,255,255,.04);color:rgba(246,245,250,.62);font-size:12px;font-weight:700;transition:border-color .2s,color .2s,background .2s}
.ratio-button:hover{border-color:rgba(168,85,247,.55);color:var(--text)}
.ratio-button.is-active{border-color:rgba(168,85,247,.75);background:var(--accent-soft);color:#e9d5ff}
.ratio-hint{color:rgba(246,245,250,.34);font-size:11px;white-space:nowrap}
.demo-note{min-height:18px;margin:9px 0 0;color:#f0abfc;font-size:12px}
.hero-examples{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;width:min(100%,760px);margin-top:16px}
.example-card{position:relative;min-height:100px;overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:0;text-align:left;background:var(--panel-2);transition:transform .2s,border-color .2s}
.example-card:hover{transform:translateY(-2px);border-color:rgba(168,85,247,.7)}
.example-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;transition:opacity .25s}
.example-card:hover img{opacity:.68}
.example-card:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,4,9,.92),transparent 78%)}
.example-card span{position:relative;z-index:1;display:flex;height:100%;align-items:end;padding:11px;font-size:12px;font-weight:700;line-height:1.3}

/* Section rhythm */
.section{padding-top:86px;padding-bottom:86px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:28px}
.section-heading h2{max-width:22ch}
.section-heading p{margin:10px 0 0;max-width:66ch;color:var(--muted)}
.section-heading>a{font-size:13px;color:#d8b4fe;white-space:nowrap}

/* Reusable card shell */
.product-card,.story-card,.work-card,.news-card{border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));box-shadow:0 16px 34px rgba(0,0,0,.35);overflow:hidden;transition:transform .25s,border-color .25s,box-shadow .25s}
.product-card:hover,.story-card:hover,.work-card:hover,.news-card:hover{transform:translateY(-5px);border-color:rgba(168,85,247,.5);box-shadow:0 22px 44px rgba(0,0,0,.45)}

/* Product cards */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.product-card img{display:block;width:100%;aspect-ratio:1.6;object-fit:cover}
.product-card>div{padding:20px 22px 24px}
.product-card p{margin:11px 0 0;color:var(--muted);font-size:13px;line-height:1.6}

/* Models */
.model-tabs{display:flex;gap:8px;margin-bottom:16px}
.model-tab{min-width:78px;border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:10px 22px;background:rgba(255,255,255,.04);color:var(--muted);font-family:'Space Grotesk',sans-serif;font-size:15px;font-weight:700;letter-spacing:.02em;transition:border-color .2s,color .2s,background .2s}
.model-tab:hover{color:var(--text)}
.model-tab.is-active{border-color:transparent;background:var(--gradient);color:#fff}
.model-panel{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:36px;padding:30px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,rgba(168,85,247,.1),rgba(255,255,255,.02))}
.model-panel h3{color:#e9d5ff;font-size:22px;letter-spacing:.01em}
.model-panel p{margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.65;max-width:56ch}
.model-panel ul{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:8px}
.model-panel li{position:relative;padding-left:20px;color:rgba(246,245,250,.72);font-size:13.5px}
.model-panel li:before{content:'';position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;background:var(--gradient)}
.model-panel-visual img{display:block;width:100%;aspect-ratio:1.5;object-fit:cover;border:1px solid var(--line);border-radius:16px}

/* Workflow stories */
.story-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.story-card{display:flex;flex-direction:column;padding:26px}
.story-index{color:rgba(246,245,250,.26);font-family:'Space Grotesk',sans-serif;font-size:13px;font-weight:700;letter-spacing:.14em}
.story-tag{margin:16px 0 0;color:#f0abfc;font-size:11px;font-weight:800;letter-spacing:.16em}
.story-card h3{margin-top:12px;font-size:21px;line-height:1.2}
.story-card p{margin:13px 0 0;color:var(--muted);font-size:14px;line-height:1.62}
.story-card a{margin-top:auto;padding-top:20px;color:#d8b4fe;font-size:13px}

/* Enterprise (no invented statistics — capabilities only) */
.enterprise-shell{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);align-items:center;gap:48px;padding:44px;border:1px solid var(--line);border-radius:22px;background:radial-gradient(circle at 12% 8%,rgba(168,85,247,.18),transparent 420px),linear-gradient(135deg,#14141d,#0b0b12)}
.enterprise-copy h2{margin-bottom:18px}
.enterprise-lede{max-width:52ch;margin:0;color:var(--muted);font-size:16px;line-height:1.65}
.enterprise-list{margin:26px 0 0;padding:0;list-style:none;display:grid;gap:14px}
.enterprise-list li{display:grid;gap:4px;padding-left:16px;border-left:2px solid rgba(168,85,247,.55)}
.enterprise-list strong{font-size:14px}
.enterprise-list span{color:var(--muted);font-size:13.5px;line-height:1.6}
.enterprise-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.enterprise-visual img{display:block;width:100%;aspect-ratio:1.25;object-fit:cover;border:1px solid var(--line);border-radius:18px}

/* Creator works */
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.work-card img{display:block;width:100%;aspect-ratio:1.2;object-fit:cover}
.work-meta{padding:18px 20px 22px}
.work-kind{color:#f0abfc;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.work-card h3{margin-top:9px;font-size:17px}
.work-card p{margin:9px 0 0;color:var(--muted);font-size:13px;line-height:1.6}

/* Official videos */
.watch-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.video-card{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));box-shadow:0 16px 34px rgba(0,0,0,.35)}
.video-frame{aspect-ratio:16/9;background:#08080d}
.video-frame iframe{display:block;width:100%;height:100%;border:0}
.video-copy{padding:20px 22px 24px}
.video-kicker{margin:0;color:#f0abfc;font-size:11px;font-weight:800;letter-spacing:.14em}
.video-copy h3{margin-top:10px;font-size:18px;line-height:1.25}
.video-copy p:not(.video-kicker){margin:10px 0 0;color:var(--muted);font-size:13px;line-height:1.6}
.video-copy a{display:inline-block;margin-top:16px;color:#d8b4fe;font-size:13px}

/* News */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.news-card{display:flex;flex-direction:column;padding:26px}
.news-date{color:#f0abfc;font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.news-card h3{margin-top:14px;font-size:19px;line-height:1.25}
.news-card p{margin:13px 0 0;color:var(--muted);font-size:14px;line-height:1.62}
.news-card a{margin-top:auto;padding-top:20px;color:#d8b4fe;font-size:13px}

/* Footer */
.site-footer{position:relative;margin-top:40px;padding:78px 0 28px;background:linear-gradient(180deg,#0b0b12,#050509);border-top:1px solid rgba(255,255,255,.07)}
.footer-grid{display:grid;grid-template-columns:2.1fr repeat(3,1fr);gap:35px}
.footer-intro h2{font-size:clamp(34px,4vw,58px)}
.footer-intro p{max-width:300px;margin:22px 0 0;color:var(--muted);font-size:15px}
.footer-intro a{display:inline-block;margin-top:18px;color:#d8b4fe;font-size:14px}
.footer-grid h3{font-size:14px;margin-bottom:22px}
.footer-grid>div:not(.footer-intro){display:flex;flex-direction:column;gap:10px}
.footer-grid a{font-size:14px;color:rgba(246,245,250,.72);transition:color .2s}
.footer-grid a:hover{color:#e9d5ff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:70px;padding-top:17px;border-top:1px solid rgba(255,255,255,.08);color:rgba(246,245,250,.5);font-size:12px}

.mobile-sticky-cta{display:none}
.reveal{opacity:0;transform:translateY(24px)}
.reveal.is-in{animation:rise .7s forwards}
@keyframes rise{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;animation:none}}

/* Tablet */
@media(max-width:1100px){
  .nav-links{gap:15px}
  .hero-shell{padding:104px 0 72px;min-height:auto}
  .product-grid,.works-grid,.watch-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.5fr repeat(3,1fr)}
}
@media(max-width:900px){
  .model-panel{grid-template-columns:1fr;gap:24px}
  .enterprise-shell{grid-template-columns:1fr;gap:32px;padding:34px}
  .story-grid{grid-template-columns:1fr}
}

/* Mobile */
@media(max-width:700px){
  .container,.hero-inner{width:calc(100% - 32px)}
  .nav-shell{padding:0 16px;gap:12px}
  .brand-name,.nav-links{display:none}
  .menu-toggle{display:block}
  .nav-actions .button{min-height:38px;padding:0 16px;font-size:13px}
  .hero-shell{padding:112px 0 62px}
  .hero-eyebrow{justify-content:center;margin-bottom:22px;font-size:11px}
  h1{font-size:clamp(32px,9vw,46px);line-height:1}
  .hero-lede{font-size:16px}
  .composer{margin-top:26px;padding:13px;border-radius:20px}
  .composer-tabs{gap:4px;padding-bottom:11px}
  .composer-tab{padding:7px 13px;font-size:12px}
  .composer-bar{display:block;padding:14px 0 0}
  .composer-bar textarea{min-height:58px;font-size:16px}
  .composer-submit{width:100%;margin-top:10px}
  .composer-mode{font-size:10px;letter-spacing:.06em}
  .ratio-label,.ratio-hint{display:none}
  .ratio-button{padding:5px 10px;font-size:11px}
  .hero-examples{grid-template-columns:repeat(2,1fr);gap:8px;margin-top:12px}
  .hero-examples .example-card{min-height:88px}
  .section{padding-top:60px;padding-bottom:60px}
  #videos{padding-top:112px}
  .section-heading{display:block;margin-bottom:20px}
  .section-heading h2{font-size:27px}
  .section-heading>a{display:block;margin-top:16px}
  .product-grid,.works-grid,.watch-grid,.news-grid{grid-template-columns:1fr}
  .model-tabs{overflow-x:auto;padding-bottom:2px}
  .model-tab{min-width:0;padding:9px 18px;font-size:14px}
  .model-panel{padding:22px}
  .model-panel h3{font-size:19px}
  .enterprise-shell{padding:26px 22px}
  .enterprise-actions .button{width:100%}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .footer-intro{grid-column:1/-1}
  .footer-bottom{display:block;margin-top:44px}
  .footer-bottom span{display:block;margin-top:10px}
  .mobile-sticky-cta{display:flex;position:fixed;z-index:25;bottom:12px;left:14px;right:14px;height:48px;border-radius:999px;background:var(--gradient);color:#fff;align-items:center;justify-content:center;gap:10px;font-weight:800;box-shadow:0 10px 28px rgba(0,0,0,.55)}
  .mobile-menu{position:fixed;z-index:19;top:88px;left:0;right:0;padding:14px 18px 18px;background:#101018;border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(2,1fr);gap:4px}
  .mobile-menu a{padding:11px;color:var(--muted)}
  .mobile-menu a:hover{color:#e9d5ff}
  .site-footer{padding-bottom:96px}
}