:root {
  color-scheme: dark;
  --ink: #151512;
  --ink-soft: #1d1f1a;
  --panel: #22241e;
  --cream: #f8f4e9;
  --cream-dim: rgba(248, 244, 233, 0.68);
  --line: rgba(248, 244, 233, 0.11);
  --mint: #9ed1b7;
  --amber: #e3b55c;
  --radius: 18px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: geometricPrecision;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--ink);
  color: var(--cream);
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  width: min(1180px, calc(100% - 40px));
  min-height: 86px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 18px; font-weight: 780; letter-spacing: -0.02em; }
.brand img { border-radius: 10px; }
.brand-small { font-size: 15px; }
.header-nav { display: flex; align-items: center; gap: 28px; color: var(--cream-dim); font-size: 14px; }
.header-nav > a:hover { color: var(--cream); }

.button {
  display: inline-flex;
  min-height: 52px;
  padding: 0 19px;
  align-items: center;
  justify-content: center;
  gap: 24px;
  border: 1px solid var(--line);
  border-radius: 9px;
  font-size: 14px;
  font-weight: 750;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 42px; gap: 18px; padding: 0 15px; color: var(--cream); background: rgba(255,255,255,.05); }
.button-primary { border-color: var(--mint); background: var(--mint); color: var(--ink); box-shadow: 0 12px 36px rgba(158,209,183,.12); }
.button-secondary { background: var(--cream); color: var(--ink); border-color: var(--cream); }

.hero {
  position: relative;
  overflow: hidden;
  padding: 118px 20px 88px;
  text-align: center;
}
.ambient { position: absolute; width: 560px; height: 560px; border-radius: 999px; filter: blur(120px); opacity: .15; pointer-events: none; }
.ambient-mint { top: -280px; left: -180px; background: var(--mint); }
.ambient-amber { top: 10px; right: -330px; background: var(--amber); opacity: .11; }
.eyebrow, .kicker { color: var(--mint); font-size: 12px; font-weight: 780; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(158,209,183,.1); }
.hero h1, .download-intro h1 {
  max-width: 980px;
  margin: 24px auto;
  font-size: clamp(58px, 8.4vw, 118px);
  font-weight: 820;
  letter-spacing: -.072em;
  line-height: .87;
}
.hero h1 span, .download-intro h1 span { color: var(--mint); }
.hero-copy { max-width: 670px; margin: 30px auto 0; color: var(--cream-dim); font-size: clamp(17px, 2vw, 20px); line-height: 1.65; }
.hero-actions { display: flex; margin-top: 36px; align-items: center; justify-content: center; gap: 18px; }
.release-note { color: rgba(248,244,233,.48); font-size: 12px; }

.app-preview { width: min(1140px, 100%); margin: 94px auto 0; }
.preview-frame { padding: 22px 10px 10px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.035); box-shadow: 0 40px 100px rgba(0,0,0,.48); text-align: left; }
.preview-frame .window-dot { display: inline-block; width: 7px; height: 7px; margin: 0 0 14px 6px; border-radius: 50%; background: rgba(248,244,233,.18); }
.preview-frame img { width: 100%; border: 1px solid rgba(248,244,233,.08); border-radius: 10px; }
.app-preview figcaption { margin-top: 17px; color: rgba(248,244,233,.4); font-size: 11px; letter-spacing: .04em; }

.value-strip { display: grid; grid-template-columns: repeat(3, 1fr); width: min(1180px, calc(100% - 40px)); margin: 0 auto; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.value-strip p { display: flex; min-height: 118px; margin: 0; padding: 26px; align-items: center; gap: 18px; border-right: 1px solid var(--line); color: var(--cream-dim); font-size: 14px; }
.value-strip p:last-child { border-right: 0; }
.value-strip span, .feature-number { color: var(--amber); font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; font-size: 11px; }

.features { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 140px 0; }
.section-heading { display: grid; grid-template-columns: 1fr 2fr; align-items: start; margin-bottom: 56px; }
.section-heading h2, .closing h2 { margin: 0; font-size: clamp(44px, 6vw, 76px); letter-spacing: -.058em; line-height: .96; }
.feature-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 12px; }
.feature { position: relative; min-height: 390px; padding: 28px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.018)); }
.feature-large { min-height: 500px; grid-row: span 2; }
.feature-wide { display: grid; grid-column: span 2; min-height: 220px; grid-template-columns: 1fr 1.1fr; align-items: end; gap: 32px; }
.feature-number { position: absolute; top: 28px; right: 28px; }
.feature h3 { max-width: 340px; margin: 190px 0 12px; font-size: 27px; letter-spacing: -.035em; }
.feature-large h3 { margin-top: 260px; }
.feature-wide h3 { margin: 0 0 12px; }
.feature p { max-width: 430px; margin: 0; color: var(--cream-dim); line-height: 1.65; }
.feature-icon { position: absolute; top: 75px; left: 28px; width: 130px; height: 130px; }
.icon-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; padding: 15px; border: 1px solid var(--line); border-radius: 22px; transform: rotate(-7deg); }
.icon-grid i { border-radius: 9px; background: #30332b; }
.icon-grid i:first-child { background: var(--mint); }
.icon-grid i:last-child { background: var(--amber); }
.icon-calendar { border: 1px solid var(--line); border-radius: 22px; background: #292b25; }
.icon-calendar::before { content: ""; position: absolute; top: 26px; left: 0; right: 0; height: 1px; background: var(--line); }
.icon-calendar i { position: relative; display: inline-block; width: 23px; height: 23px; margin: 52px 0 0 12px; border-radius: 5px; background: var(--mint); opacity: .28; }
.icon-calendar i:nth-child(2) { opacity: .7; }
.icon-calendar i:nth-child(3) { background: var(--amber); opacity: 1; }
.icon-lock { border: 1px solid var(--line); border-radius: 50%; }
.icon-lock::before { content: ""; position: absolute; width: 42px; height: 36px; left: 43px; top: 52px; border: 5px solid var(--mint); border-radius: 10px; }
.icon-lock i { position: absolute; width: 30px; height: 28px; left: 49px; top: 28px; border: 5px solid var(--mint); border-bottom: 0; border-radius: 20px 20px 0 0; }
.format-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.format-list span { padding: 13px 10px; border: 1px solid var(--line); border-radius: 7px; color: var(--cream-dim); font-family: ui-monospace, monospace; font-size: 11px; text-align: center; }

.closing { display: grid; justify-items: center; padding: 130px 20px 145px; background: radial-gradient(circle at center, rgba(158,209,183,.09), transparent 45%); text-align: center; }
.closing img { margin-bottom: 28px; border-radius: 24px; box-shadow: 0 22px 70px rgba(0,0,0,.35); }
.closing h2 { margin: 18px 0 36px; }
.site-footer { display: flex; width: min(1180px, calc(100% - 40px)); min-height: 110px; margin: 0 auto; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); color: rgba(248,244,233,.45); font-size: 12px; }

.download-page { min-height: 100vh; background: linear-gradient(180deg, #191a16, var(--ink) 42%); }
.download-main { position: relative; overflow: hidden; width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 104px 0 110px; }
.download-intro { position: relative; z-index: 1; text-align: center; }
.download-intro h1 { max-width: 900px; font-size: clamp(54px, 7.7vw, 98px); }
.download-intro > p { max-width: 600px; margin: 0 auto; color: var(--cream-dim); font-size: 18px; line-height: 1.6; }
.version-chip { display: inline-flex; margin-top: 28px; padding: 8px 12px; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.035); font-size: 11px; }
.version-chip span { color: var(--cream-dim); }
.version-chip strong { color: var(--mint); }
.download-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 78px; }
.download-card { min-height: 470px; padding: 38px; border: 1px solid var(--line); border-radius: 20px; background: rgba(34,36,30,.84); }
.download-card.recommended { border-color: rgba(158,209,183,.5); box-shadow: 0 0 0 1px rgba(158,209,183,.12), 0 30px 80px rgba(0,0,0,.22); }
.platform-mark { width: 84px; height: 84px; margin-bottom: 48px; }
.windows-mark { display: grid; grid-template-columns: 1fr 1.1fr; grid-template-rows: 1fr 1.1fr; gap: 4px; transform: perspective(120px) rotateY(-8deg); }
.windows-mark i { background: var(--mint); }
.apple-mark { display: grid; place-items: center; border-radius: 25px; background: var(--cream); color: var(--ink); font-size: 42px; }
.download-card h2 { margin: 10px 0; font-size: 34px; letter-spacing: -.04em; }
.platform-detail { margin: 0 0 30px; color: var(--cream-dim); }
.download-button { width: 100%; justify-content: space-between; }
.asset-meta { min-height: 18px; margin: 15px 0 0; overflow-wrap: anywhere; color: rgba(248,244,233,.4); font-family: ui-monospace, monospace; font-size: 10px; }
.install-note { display: flex; margin-top: 14px; padding: 25px 28px; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid var(--line); border-radius: 14px; color: var(--cream-dim); }
.install-note > div { display: flex; align-items: center; gap: 16px; }
.install-note h2 { margin: 0 0 4px; color: var(--cream); font-size: 14px; }
.install-note p { margin: 0; font-size: 12px; }
.install-note > a { flex: 0 0 auto; color: var(--mint); font-size: 12px; }
.note-mark { display: grid; flex: 0 0 auto; width: 32px; height: 32px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--amber); font-family: ui-monospace, monospace; }

@media (max-width: 820px) {
  .header-nav > a:first-child { display: none; }
  .hero { padding-top: 88px; }
  .hero h1 { font-size: clamp(52px, 16vw, 78px); }
  .hero-actions { flex-direction: column; }
  .app-preview { margin-top: 64px; }
  .value-strip { grid-template-columns: 1fr; }
  .value-strip p { min-height: 76px; border-right: 0; border-bottom: 1px solid var(--line); }
  .value-strip p:last-child { border-bottom: 0; }
  .features { padding: 90px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 18px; }
  .feature-grid, .download-grid { grid-template-columns: 1fr; }
  .feature, .feature-large { min-height: 380px; grid-row: auto; }
  .feature-wide { grid-column: auto; grid-template-columns: 1fr; min-height: 320px; }
  .feature h3, .feature-large h3 { margin-top: 210px; }
  .feature-wide h3 { margin-top: 0; }
  .site-footer { flex-direction: column; justify-content: center; gap: 12px; padding: 28px 0; }
  .site-footer p { margin: 0; }
  .download-main { padding-top: 80px; }
  .download-card { min-height: 430px; padding: 28px; }
  .install-note { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 520px) {
  .site-header { width: min(100% - 28px, 1180px); }
  .brand { font-size: 16px; }
  .brand img { width: 36px; height: 36px; }
  .header-nav { gap: 12px; }
  .hero { padding-left: 14px; padding-right: 14px; }
  .hero-copy { font-size: 16px; }
  .preview-frame { padding: 16px 6px 6px; border-radius: 12px; }
  .features, .value-strip, .download-main { width: min(100% - 28px, 1180px); }
  .feature { padding: 24px; }
  .format-list { grid-template-columns: repeat(2, 1fr); }
  .download-intro h1 { font-size: 50px; }
  .download-intro > p { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}