/* Vesper Cine — site styles */
:root {
  --bg: #0A0A0B;
  --surface: #121214;
  --line: #1F1F22;
  --text: #EDEAE4;
  --muted: #9A968E;
  --amber: #FFC107;
  --amber-ink: #1A1300;
  --serif: "Fraunces", Georgia, serif;
  --script: "Pinyon Script", cursive;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --wrap: 1200px;
  --gutter: clamp(20px, 5vw, 56px);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* Film grain overlay */
body::before {
  content: "";
  position: fixed; inset: 0;
  background: url("../img/grain.svg");
  opacity: .045;
  pointer-events: none;
  z-index: 100;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
::selection { background: var(--amber); color: var(--amber-ink); }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 2px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--amber); color: var(--amber-ink); padding: 8px 14px; z-index: 200; }
.skip:focus { left: 8px; }

/* Type */
h1, h2, h3 { font-family: var(--serif); font-weight: 300; letter-spacing: -.02em; line-height: 1.05; margin: 0; font-variation-settings: "opsz" 144; }
h1 { font-size: clamp(48px, 9vw, 120px); }
h2 { font-size: clamp(36px, 5.6vw, 72px); }
h3 { font-size: clamp(22px, 2.2vw, 28px); line-height: 1.2; font-variation-settings: "opsz" 48; }
.script { font-family: var(--script); font-weight: 400; color: var(--amber); font-size: 1.18em; letter-spacing: 0; line-height: .8; padding: 0 .06em; }
.label {
  font: 500 12px/1.4 var(--mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.label .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); margin-right: 10px; vertical-align: 1px; }
.lede { font-size: clamp(18px, 1.6vw, 21px); color: var(--muted); max-width: 60ch; }
p { margin: 0 0 1em; }
.placeholder-note { font: 500 11px/1.4 var(--mono); letter-spacing: .1em; color: var(--amber); opacity: .85; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 52px; padding: 0 26px;
  font: 600 15px/1 var(--sans); letter-spacing: .01em;
  text-decoration: none; border-radius: 999px;
  border: 1px solid transparent; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.btn-primary { background: var(--amber); color: var(--amber-ink); }
.btn-primary:hover { background: #ffd04a; }
.btn-ghost { border-color: #3a3a3e; color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--text); }
.btn svg { width: 18px; height: 18px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,10,11,.72);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 30px; height: 30px; }
.wordmark { font: 400 15px/1 "Michroma", var(--sans); letter-spacing: .18em; color: #F2F3F5; white-space: nowrap; }
.wordmark span { color: var(--amber); margin-left: .55em; }
.nav { display: flex; gap: 28px; align-items: center; }
.nav a { text-decoration: none; font-size: 14px; color: var(--muted); }
.nav a:hover { color: var(--text); }
.nav .btn { min-height: 38px; padding: 0 18px; font-size: 13px; color: var(--amber-ink); }
@media (max-width: 820px) { .nav a:not(.btn) { display: none; } }

/* Sections */
section { padding: clamp(96px, 14vw, 180px) 0; border-top: 1px solid var(--line); }
.section-head { display: grid; gap: 22px; margin-bottom: clamp(48px, 7vw, 88px); max-width: 860px; }

/* Hero */
.hero { border-top: 0; padding-top: clamp(56px, 9vw, 120px); padding-bottom: clamp(80px, 10vw, 140px); }
.hero .wrap { display: grid; gap: clamp(48px, 6vw, 80px); }
.hero-copy { display: grid; gap: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.spec-strip { display: flex; flex-wrap: wrap; gap: 10px 26px; padding-top: 8px; }
.spec-strip span { font: 500 12px var(--mono); letter-spacing: .14em; color: var(--muted); }
.spec-strip span::before { content: "— "; color: var(--amber); }

.frame { position: relative; padding: 14px; }
.frame::before, .frame::after, .frame > .c1, .frame > .c2 {
  content: ""; position: absolute; width: 28px; height: 28px; border-color: var(--amber); border-style: solid; opacity: .9;
}
.frame::before { top: 0; left: 0; border-width: 1.5px 0 0 1.5px; }
.frame::after { top: 0; right: 0; border-width: 1.5px 1.5px 0 0; }
.frame > .c1 { bottom: 0; left: 0; border-width: 0 0 1.5px 1.5px; }
.frame > .c2 { bottom: 0; right: 0; border-width: 0 1.5px 1.5px 0; }
.device {
  border-radius: 28px; overflow: hidden; background: #000;
  border: 1px solid #2a2a2e;
  box-shadow: 0 40px 120px -40px rgba(255,193,7,.18), 0 30px 80px rgba(0,0,0,.6);
}
.hero-figure figcaption { margin-top: 18px; }

/* Pipeline */
.pipeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; position: relative; counter-reset: st; }
.pipeline::before {
  content: ""; position: absolute; left: 15px; top: 16px; bottom: 16px; width: 1px;
  background: var(--amber); transform-origin: top; transform: scaleY(var(--draw, 1));
  transition: transform 1.6s cubic-bezier(.2,.7,.2,1);
}
.pipeline li { position: relative; padding: 0 0 44px 64px; counter-increment: st; }
.pipeline li:last-child { padding-bottom: 0; }
.pipeline li::before {
  content: counter(st, decimal-leading-zero);
  position: absolute; left: 0; top: 0; width: 31px; height: 31px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--amber); color: var(--amber);
  display: grid; place-items: center; font: 500 11px var(--mono);
}
.pipeline h3 { margin: 2px 0 8px; }
.pipeline p { color: var(--muted); margin: 0; font-size: 15.5px; }
@media (min-width: 980px) {
  .pipeline { grid-template-columns: repeat(5, 1fr); gap: 28px; }
  .pipeline::before { left: 16px; right: 16px; top: 15px; bottom: auto; width: auto; height: 1px; transform-origin: left; transform: scaleX(var(--draw, 1)); }
  .pipeline li { padding: 64px 0 0; }
}
.js .pipeline:not(.is-in) { --draw: 0; }

.versus { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: clamp(64px, 8vw, 110px); }
.versus > div { background: var(--bg); padding: clamp(28px, 4vw, 48px); }
.versus ul { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.versus li { padding-left: 26px; position: relative; color: var(--muted); }
.versus li::before { content: "×"; position: absolute; left: 0; color: #6b6862; font-family: var(--mono); }
.versus .ours li { color: var(--text); }
.versus .ours li::before { content: "●"; color: var(--amber); font-size: 10px; top: 6px; }
@media (min-width: 820px) { .versus { grid-template-columns: 1fr 1fr; } }

/* Features */
.features { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.feature { background: var(--bg); padding: clamp(28px, 3.4vw, 44px); display: grid; gap: 14px; align-content: start; transition: background .3s; }
.feature:hover { background: #0e0e10; }
.feature p { color: var(--muted); margin: 0; font-size: 15.5px; }
@media (min-width: 720px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) {
  .features { grid-template-columns: repeat(6, 1fr); }
  .feature { grid-column: span 2; }
  .feature.wide { grid-column: span 3; }
}
.mon { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.mon .fc { height: 72px; border-radius: 4px; background: linear-gradient(90deg, #4b1a7a 0 12%, #1e4fd6 12% 30%, #6b6b6b 30% 44%, #2bb24c 44% 56%, #9a9a9a 56% 74%, #f2d21b 74% 88%, #e53935 88%); }
.mon .wf { height: 72px; border-radius: 4px; background: #070708; border: 1px solid var(--line); position: relative; overflow: hidden; }
.mon .wf svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.fps { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.fps span { font: 500 13px var(--mono); border: 1px solid #34343a; border-radius: 4px; padding: 6px 10px; }

/* Compare slider */
.compare { position: relative; overflow: hidden; aspect-ratio: 16/9; background: #000; user-select: none; }
.compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.compare .after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.compare .handle { position: absolute; top: 0; bottom: 0; left: var(--pos, 50%); width: 2px; background: var(--amber); transform: translateX(-1px); pointer-events: none; }
.compare .handle::after {
  content: "‹ ›"; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 46px; height: 46px; border-radius: 50%; background: var(--amber); color: var(--amber-ink);
  display: grid; place-items: center; font: 700 16px var(--mono);
}
.compare input[type=range] {
  position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize;
}
.compare input[type=range]:focus-visible + .handle::after { outline: 2px solid #fff; outline-offset: 3px; }
.compare .tag { position: absolute; top: 16px; font: 500 11px var(--mono); letter-spacing: .16em; background: rgba(0,0,0,.6); padding: 6px 10px; border-radius: 3px; pointer-events: none; }
.compare .tag.l { left: 16px; } .compare .tag.r { right: 16px; color: var(--amber); }
.compare-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

/* Devices */
.spec-table { width: 100%; border-collapse: collapse; font-size: 15.5px; }
.spec-table th, .spec-table td { text-align: left; padding: 20px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table th { font: 500 11px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.spec-table td:first-child { font-family: var(--serif); font-size: 22px; font-weight: 300; }
.status { font: 500 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
.status.ok { color: var(--amber); }
.status.ok::before { content: "● "; }
.status.later { color: var(--muted); }
.table-scroll { overflow-x: auto; }

/* Pricing */
.plans { display: grid; gap: 24px; }
@media (min-width: 820px) { .plans { grid-template-columns: 1fr 1fr; } }
.plan { border: 1px solid var(--line); border-radius: 6px; padding: clamp(32px, 4vw, 52px); display: grid; gap: 20px; align-content: start; background: var(--surface); }
.plan.featured { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber) inset; }
.price { font-family: var(--serif); font-weight: 300; font-size: clamp(48px, 6vw, 72px); line-height: 1; }
.price small { font-family: var(--sans); font-size: 16px; color: var(--muted); margin-left: 8px; }
.plan ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.plan li { padding-left: 24px; position: relative; color: var(--muted); }
.plan li::before { content: "—"; position: absolute; left: 0; color: var(--amber); }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 28px 48px 28px 0; position: relative;
  font-family: var(--serif); font-weight: 300; font-size: clamp(20px, 2.2vw, 26px); line-height: 1.3;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 24px; font: 300 30px var(--sans); color: var(--amber); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .answer { padding: 0 0 28px; color: var(--muted); max-width: 72ch; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 72px 0 48px; }
.foot { display: grid; gap: 40px; }
@media (min-width: 820px) { .foot { grid-template-columns: 2fr 1fr 1fr; } }
.foot ul { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 10px; }
.foot a { color: var(--muted); text-decoration: none; }
.foot a:hover { color: var(--text); }
.legal { margin-top: 64px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* Doc pages */
.doc { padding: clamp(64px, 9vw, 120px) 0; border-top: 0; }
.doc .wrap { max-width: 780px; }
.doc h1 { font-size: clamp(44px, 7vw, 84px); margin: 18px 0 28px; }
.doc h2 { font-size: clamp(26px, 3vw, 34px); margin: 56px 0 16px; }
.doc p, .doc li { color: #c9c5bd; }
.doc ul { padding-left: 20px; }
.doc li { margin-bottom: 8px; }
.release { border-top: 1px solid var(--line); padding: 36px 0; }
.release h2 { margin: 0 0 14px; font-size: 28px; }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1); }
.js .reveal.is-in { opacity: 1; transform: none; }

@media (min-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .pipeline::before { transition: none; }
  .js .pipeline:not(.is-in) { --draw: 1; }
}