@import url("./extension/assets/design-system.css");

:root{--content-max:1140px;--panel-width:min(460px,calc(100vw - 20px));}
html{scroll-behavior:smooth;background:var(--bg);}
body{margin:0;min-height:100vh;font-size:1rem;line-height:1.6;background:#fdfdf8;isolation:isolate;}
/* Keep the video's decoration behind the page without scroll tiling or motion. */
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:#fdfdf8 url("./assets/promo-background.svg") right top/cover no-repeat;}
@media print,(forced-colors:active){body::before{display:none;}}
body.demo-open{overflow:hidden;}
a{color:inherit;}
button{cursor:pointer;}
h1,h2,h3,p{margin:0;}
h1,h2,h3{font-weight:600;line-height:1.12;text-wrap:balance;}
.topbar,main{width:min(var(--content-max),calc(100% - 64px));margin-inline:auto;}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:104px;border-bottom:1px solid var(--line);}
.brand{display:inline-flex;flex:0 1 202px;min-width:0;}
.brand img{width:100%;max-width:202px;height:auto;display:block;}
.topbar nav{display:flex;align-items:center;gap:12px;font-size:var(--text-md);}
.topbar .nav-cta{border:1px solid var(--ink);border-radius:var(--radius-md);background:var(--ink);color:#fff;min-height:44px;padding:10px 20px;font-weight:600;transition:background .18s ease,box-shadow .18s ease;}
.topbar .nav-cta:hover{background:var(--accent-strong);box-shadow:0 4px 0 #173c3218;}
.hero{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,72px);align-items:center;padding:68px 0 60px;}
.eyebrow{font-size:var(--text-xs);font-weight:400;color:var(--accent-strong);letter-spacing:.025em;margin-bottom:14px;}
.hero h1{font-size:clamp(2.35rem,4.6vw,3.8rem);letter-spacing:-.035em;max-width:15ch;}
.hero-copy > p:last-child{color:var(--muted);font-size:1.125rem;max-width:47ch;margin-top:24px;line-height:1.65;}
.assistant-stage{position:relative;display:grid;gap:16px;min-width:0;background:none;isolation:isolate;}
.page-card{position:relative;z-index:2;max-width:185px;}
.page-card > span{font-size:var(--text-xs);color:var(--muted);}
.page-card > strong{display:grid;place-items:center;width:54px;height:54px;margin:7px 0;border:1px solid var(--control-border);border-radius:50%;font-size:1.75rem;font-weight:500;background:var(--paper);}
.page-card p{max-width:22ch;font-size:var(--text-sm);line-height:1.4;color:var(--muted);}
.page-card-a{margin-left:4%;}
.page-card-b{justify-self:end;}
.page-card-b > strong{color:var(--paper);background:var(--accent-strong);border-color:var(--accent-strong);}
.assistant-card{position:relative;z-index:3;margin-left:12%;margin-right:3%;background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:var(--radius-lg);padding:24px;box-shadow:0 18px 40px #183b3212;}
.assistant-header{display:grid;gap:18px;}
.assistant-header img{display:block;width:min(210px,100%);height:auto;}
.assistant-header span{display:block;font-size:var(--text-xs);color:var(--muted);line-height:1.35;}
.assistant-header strong{display:block;margin-top:5px;font-size:var(--text-xl);font-weight:500;}
.flow-line{position:absolute;inset:80px 12% 55px 10%;border:1px dashed #7caa98;border-radius:0 100px 0 100px;z-index:1;}
.strip{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0;border-block:1px solid var(--line);font-size:var(--text-sm);color:var(--muted);}
.strip p{display:flex;align-items:center;gap:10px;}
.strip p::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--accent);}
.explain{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(32px,7vw,100px);padding:88px 0;}
h2{font-size:clamp(1.65rem,2.7vw,2.3rem);letter-spacing:-.02em;}
.explain-grid{display:grid;gap:26px;}
.explain-grid article{position:relative;padding-left:48px;}
.explain-grid article > span{position:absolute;left:0;top:2px;color:var(--accent-strong);font-size:var(--text-xs);font-variant-numeric:tabular-nums;border-bottom:1px solid var(--accent);padding-bottom:4px;}
.explain-grid h3{font-size:1.25rem;margin-bottom:8px;}
.explain-grid p{color:var(--muted);max-width:45ch;}
.download-panel{display:grid;gap:28px;padding:clamp(24px,4vw,44px);background:var(--accent-soft);border-radius:var(--radius-xl);border:1px solid #c7ded3;}
.download-intro{display:grid;grid-template-columns:1fr 1fr;gap:12px 40px;align-items:end;}
.download-intro .eyebrow{grid-column:1/-1;margin:0;}
.download-panel h2{max-width:21ch;}
.download-intro > p:not(.eyebrow){color:var(--muted);max-width:52ch;}
.download-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.download-card{position:relative;display:grid;grid-template-columns:1fr auto;align-content:start;gap:12px;padding:clamp(22px,3vw,32px);border:1px solid var(--control-border);background:var(--paper);border-radius:18px;text-decoration:none;transition:border-color .18s,box-shadow .18s;min-width:0;}
.download-card-icon{grid-column:2;grid-row:1/3;color:var(--accent-strong);}
.download-card-icon svg{width:36px;height:36px;}
.download-card .download-badge{color:var(--accent-strong);font-size:var(--text-sm);font-weight:500;}
.download-card strong{font-size:1.4rem;font-weight:600;line-height:1.25;}
.download-card p{grid-column:1/-1;color:var(--muted);font-size:1rem;line-height:1.6;}
.download-action{grid-column:1/-1;margin-top:12px;color:var(--accent-strong);text-decoration:underline;text-underline-offset:4px;font-weight:600;}
.download-card.is-preferred{border-color:var(--accent-strong);box-shadow:inset 0 3px var(--accent-strong);background:white;}
.download-card:hover{box-shadow:0 5px 16px #173c3212;border-color:var(--accent);}
.install-secondary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding-top:8px;}
.install-alternative{display:grid;grid-template-columns:28px minmax(0,1fr);gap:14px;align-items:start;min-width:0;}
.install-alternative > svg{color:var(--accent-strong);margin-top:3px;}
.install-alternative h3{font-size:1.125rem;line-height:1.35;margin-bottom:8px;}
.install-alternative p{color:var(--muted);margin-top:8px;}
.install-text-action{display:inline-flex;align-items:center;min-height:44px;margin-top:8px;padding:4px 0;border:0;background:none;color:var(--accent-strong);font:inherit;font-weight:600;text-decoration:underline;text-underline-offset:4px;}
.install-availability{font-size:var(--text-sm);}
.install-alternative #installStatus:empty{display:none;}
.faq{padding:80px 0;max-width:780px;margin-inline:auto;}
.faq h2{margin-bottom:28px;}
.faq-item{border-top:1px solid var(--line);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-question{display:flex;justify-content:space-between;align-items:center;gap:20px;width:100%;padding:20px 0;text-align:left;border:0;background:none;color:var(--ink);font-size:1.125rem;font-weight:500;}
.faq-icon{flex-shrink:0;width:30px;height:30px;padding:5px;border-radius:50%;background:var(--accent-soft);color:var(--accent-strong);transition:transform .24s ease;}
.faq-question[aria-expanded=true] .faq-icon{transform:rotate(45deg);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease,visibility .3s;visibility:hidden;}
.faq-answer.is-open{visibility:visible;}
.faq-answer-inner{padding:0 48px 24px 0;color:var(--muted);}
.skip-link{position:absolute;top:-80px;left:16px;padding:12px;background:white;z-index:200;}
.skip-link:focus{top:12px;}
.demo-panel{position:fixed;inset:0;z-index:100;visibility:hidden;pointer-events:none;transition:visibility .25s;}
.demo-panel[aria-hidden=false]{visibility:visible;pointer-events:auto;}
.demo-backdrop,.site-menu-panel::backdrop{background:rgb(17 23 19 / 70%);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);opacity:0;transition:opacity .25s;}
.demo-backdrop{position:absolute;inset:0;}
.demo-sheet{position:absolute;top:0;right:0;bottom:0;width:var(--panel-width);background:var(--bg);transform:translateX(100%);transition:transform .28s ease;}
.demo-panel[aria-hidden=false] .demo-backdrop,.site-menu-panel.is-open::backdrop{opacity:1;}
.demo-panel[aria-hidden=false] .demo-sheet{transform:translateX(0);}
.demo-frame{width:100%;height:100%;border:0;display:block;}
@media (max-width:820px){
  .topbar,main{width:calc(100% - 32px);}
  .topbar{min-height:84px;flex-wrap:nowrap;gap:10px;padding:20px 0;}
  .brand{flex-basis:180px;}
  .topbar nav{margin-left:auto;flex:none;gap:6px;}
  .download-intro,.download-stack,.install-secondary{grid-template-columns:1fr;}
  .hero{grid-template-columns:1fr;padding:38px 0;gap:32px;}
  .hero h1{max-width:18ch;}
  .hero-copy > p:last-child{margin-top:18px;font-size:1rem;}
  .assistant-stage{max-width:460px;width:100%;margin:auto;}
  .assistant-card{padding:20px;}
  .strip{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
  .explain,.download-panel{grid-template-columns:1fr;gap:30px;}
  .explain,.faq{padding-block:48px;}
  .download-panel{padding:24px;}
  .faq-answer-inner{padding-right:10px;}
}
@media (max-width:380px){
  .topbar nav{gap:4px;font-size:var(--text-sm);}
  .topbar .nav-cta{padding-inline:10px;}
  .download-panel{padding:18px;}
}