/* =========================================================
   Orbit · download page
   ========================================================= */

:root{
  --bg: #f5f2ec;
  --bg-2: #efece4;
  --ink: #141327;
  --ink-2: #2c2a44;
  --muted: #6f6c80;
  --muted-2: #8d899c;
  --line: rgba(20,19,39,.10);
  --line-2: rgba(20,19,39,.07);
  --purple: #5f4ddb;
  --purple-2: #7c68f2;
  --lilac: #ece8ff;
  --navy: #141733;
  --white: #fff;
  --green: #1f9d63;
  --r-lg: 22px;
  --r-xl: 30px;
  --shadow-sm: 0 4px 16px -8px rgba(20,19,39,.25);
  --shadow-md: 0 24px 60px -30px rgba(20,19,39,.35);
  --shadow-lg: 0 50px 110px -50px rgba(20,19,39,.45);
  --ease: cubic-bezier(.22,.68,.18,1);
  --font: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system,
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", "Cascadia Mono", "Cascadia Code", Consolas, "Liberation Mono", monospace;
}

*,*::before,*::after{ box-sizing: border-box; }

html{ scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body{
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 50% -220px, rgba(124,104,242,.14), transparent 70%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul,ol{ margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4,p{ margin: 0; }
button{ font: inherit; color: inherit; }
.mono{ font-family: var(--mono); font-size: .92em; }

.wrap{ width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 28px; }

::selection{ background: rgba(124,104,242,.24); }

/* ---------------------------------------------------------
   header
   --------------------------------------------------------- */
.site-header{
  position: sticky; top: 0; z-index: 60;
  background: rgba(245,242,236,.72);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.site-header.is-scrolled{
  border-bottom-color: var(--line);
  background: rgba(247,244,238,.88);
  box-shadow: 0 10px 30px -24px rgba(20,19,39,.5);
}
.header-inner{
  height: 70px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand{ display: inline-flex; align-items: center; gap: 11px; }
.brand img{ width: 38px; height: 38px; border-radius: 10px; box-shadow: var(--shadow-sm); }
.brand-text{ display: grid; line-height: 1.15; }
.brand-text strong{ font-size: 15px; letter-spacing: .16em; font-weight: 750; }
.brand-text span{ font-size: 10.5px; letter-spacing: .14em; color: var(--muted-2); margin-top: 2px; }

.nav{ display: flex; align-items: center; gap: 32px; }
.nav a{
  position: relative; font-size: 14.5px; color: #4c4a5d; padding: 6px 0;
  transition: color .2s;
}
.nav a::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1.5px;
  background: var(--purple); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease); border-radius: 2px;
}
.nav a:hover{ color: var(--ink); }
.nav a:hover::after{ transform: scaleX(1); }

.header-actions{ display: flex; align-items: center; gap: 12px; }
.version-chip{
  font-size: 12px; color: var(--muted); border: 1px solid var(--line);
  background: rgba(255,255,255,.6); padding: 6px 10px; border-radius: 999px;
  font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------
   buttons
   --------------------------------------------------------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border: 1px solid transparent; border-radius: 999px;
  font-weight: 650; letter-spacing: .01em; white-space: nowrap;
  cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease),
              background .25s, border-color .25s, color .25s;
}
.btn svg{ width: 18px; height: 18px; flex: none; }
.btn svg[stroke], .btn svg:not(.win-logo){ fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.btn .win-logo{ fill: currentColor; }

.btn-primary{
  color: #fff;
  background: linear-gradient(180deg, #7562ee 0%, #5d4adb 100%);
  box-shadow: 0 10px 24px -10px rgba(93,74,219,.65), inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -12px rgba(93,74,219,.75), inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:active{ transform: translateY(0); }

.btn-ghost{
  color: var(--ink); background: rgba(255,255,255,.66);
  border-color: var(--line);
  box-shadow: 0 1px 0 rgba(255,255,255,.8) inset;
}
.btn-ghost:hover{ background: #fff; transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.btn-sm{ padding: 9px 16px; font-size: 14px; }
.btn-lg{ padding: 16px 26px; font-size: 16px; }
.btn-block{ width: 100%; padding: 15px 20px; font-size: 15.5px; }
.btn .arrow{ font-size: 15px; opacity: .8; transition: transform .3s var(--ease); }
.btn:hover .arrow{ transform: translateY(2px); }

:focus-visible{ outline: 2px solid var(--purple); outline-offset: 3px; border-radius: 6px; }

/* ---------------------------------------------------------
   hero
   --------------------------------------------------------- */
.hero{ position: relative; padding: 84px 0 40px; overflow: clip; }
.hero-glow{
  position: absolute; left: 50%; top: -260px; transform: translateX(-50%);
  width: 1200px; height: 760px; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(124,104,242,.30), rgba(124,104,242,0) 66%);
  filter: blur(10px);
}
.hero-grid{
  position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image: radial-gradient(rgba(20,19,39,.14) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(ellipse 68% 52% at 50% 0%, #000 0%, transparent 76%);
  mask-image: radial-gradient(ellipse 68% 52% at 50% 0%, #000 0%, transparent 76%);
}
.hero-inner{ position: relative; text-align: center; }

.eyebrow{
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; letter-spacing: .17em; font-weight: 650;
  color: #5b4ecb; text-transform: uppercase;
  background: rgba(255,255,255,.62);
  border: 1px solid rgba(95,77,219,.18);
  padding: 8px 14px; border-radius: 999px;
  box-shadow: 0 1px 0 #fff inset;
}
.eyebrow .dot{
  width: 6px; height: 6px; border-radius: 50%; background: #2bb673;
  box-shadow: 0 0 0 3px rgba(43,182,115,.16);
}

.hero h1{
  margin: 26px auto 0;
  font-size: clamp(38px, 5.9vw, 74px);
  line-height: 1.08;
  letter-spacing: -.045em;
  font-weight: 800;
  max-width: 15em;
  text-wrap: balance;
}
.hero h1 .grad,
.fp-copy h2 .grad{
  background: linear-gradient(96deg, #4c3cc8 0%, #7c68f2 46%, #9a7bff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede{
  margin: 24px auto 0; max-width: 640px;
  font-size: 17px; line-height: 1.78; color: var(--muted);
}
.cta-row{
  margin-top: 34px; display: flex; justify-content: center; align-items: center;
  gap: 12px; flex-wrap: wrap;
}
.meta-row{
  margin-top: 22px; display: flex; justify-content: center; flex-wrap: wrap;
  gap: 4px 0; font-size: 13.5px; color: var(--muted-2);
}
.meta-row li + li::before{ content: "·"; margin: 0 11px; opacity: .55; }

.hero-shot{ margin: 58px 0 0; position: relative; }

.window{
  background: #fff; border: 1px solid rgba(20,19,39,.13);
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 60px 120px -50px rgba(20,19,39,.5),
              0 24px 50px -34px rgba(20,19,39,.32);
}
.window-bar{
  height: 38px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 8px 0 16px;
  background: linear-gradient(180deg, #fdfcfa, #f4f1ea);
  border-bottom: 1px solid rgba(20,19,39,.09);
}
.win-title{ font-size: 12px; color: #7b7889; letter-spacing: .01em; }
.win-controls{ display: inline-flex; }
.win-controls i{
  width: 30px; height: 30px; display: grid; place-items: center;
  font-style: normal; font-size: 10px; color: #77748a; border-radius: 6px;
}
.win-controls i:last-child:hover{ color: #fff; background: #e5484d; }
.window > img{ width: 100%; height: auto; }

.assurance{
  margin-top: 30px; display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 30px;
  font-size: 13.5px; color: var(--muted);
}
.assurance li{ display: inline-flex; align-items: center; gap: 7px; }
.assurance svg{
  width: 15px; height: 15px; fill: none; stroke: var(--green);
  stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round;
}

/* ---------------------------------------------------------
   sections
   --------------------------------------------------------- */
.section{ padding: 104px 0; }
.section-tour{
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.45) 18%, rgba(255,255,255,.45) 82%, rgba(255,255,255,0) 100%);
  border-top: 1px solid rgba(20,19,39,.045);
  border-bottom: 1px solid rgba(20,19,39,.045);
}
.section-head{ max-width: 720px; }
.section-head h2{
  margin-top: 20px; font-size: clamp(30px, 4vw, 46px); line-height: 1.12;
  letter-spacing: -.035em; font-weight: 780;
}
.section-head h2 .soft{ color: #9994ab; }
.section-sub{ margin-top: 16px; font-size: 16px; line-height: 1.75; color: var(--muted); max-width: 560px; }

/* ---------------------------------------------------------
   bento
   --------------------------------------------------------- */
.bento{
  margin-top: 40px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.card{
  position: relative; overflow: hidden;
  background: rgba(255,255,255,.72);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 26px 24px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s, background .35s;
}
.card::after{
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(420px 220px at 100% 0%, rgba(124,104,242,.10), transparent 70%);
  opacity: 0; transition: opacity .4s;
}
.card:hover{
  transform: translateY(-4px); background: #fff;
  border-color: rgba(95,77,219,.22);
  box-shadow: 0 30px 60px -40px rgba(20,19,39,.5);
}
.card:hover::after{ opacity: 1; }
.card-lg{ grid-column: span 2; padding: 30px 28px; }

.card-icon{
  width: 46px; height: 46px; border-radius: 14px;
  display: grid; place-items: center;
}
.card-icon svg{
  width: 23px; height: 23px; fill: none; stroke: currentColor;
  stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round;
}
.card-icon.violet{ background: #ece8ff; color: #5a49d6; }
.card-icon.amber{ background: #fdf0dc; color: #a9701b; }
.card-icon.blue{ background: #e6effc; color: #2f6cc0; }
.card-icon.green{ background: #e2f4ea; color: #1c8656; }
.card-icon.pink{ background: #fce8ef; color: #bd3c68; }
.card-icon.purple{ background: #ece8ff; color: #5a49d6; }

.card h3{ margin-top: 18px; font-size: 19.5px; letter-spacing: -.015em; font-weight: 700; }
.card p{ margin-top: 10px; font-size: 14.5px; line-height: 1.72; color: var(--muted); }

.chips{ margin-top: 16px; display: flex; flex-wrap: wrap; gap: 7px; }
.chips li{
  font-size: 12px; color: #56536a; background: #f5f2eb;
  border: 1px solid rgba(20,19,39,.06); border-radius: 999px; padding: 5px 10px;
}

.mini-ui{
  margin-top: 22px; background: #fbfaf7; border: 1px solid var(--line-2);
  border-radius: 14px; padding: 9px;
}
.mini-row{ display: flex; align-items: center; gap: 10px; padding: 8px 6px; }
.mini-row + .mini-row{ border-top: 1px dashed rgba(20,19,39,.09); }
.mini-avatar{
  width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center;
  background: #ece8ff; color: #4b3bc4; font-size: 10.5px; font-weight: 750; letter-spacing: .02em;
}
.mini-avatar.alt{ background: #fce8ef; color: #b5355f; }
.mini-lines{ flex: 1; display: grid; gap: 5px; }
.mini-lines i{ display: block; height: 6px; border-radius: 3px; background: #e9e5dc; }
.mini-lines i + i{ width: 52%; }
.mini-cap{
  font-size: 10.5px; padding: 4px 8px; border-radius: 999px;
  background: #f1eee7; color: #7d7a8b;
}
.mini-cap.on{ background: #e2f4ea; color: #1c8656; }

.mini-proxy-list{ margin-top: 22px; display: grid; gap: 7px; }
.mini-proxy{
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: #fbfaf7; border: 1px solid var(--line-2); border-radius: 11px; padding: 10px 12px;
}
.mini-proxy .mono{ font-size: 12px; color: #4e4b62; overflow: hidden; text-overflow: ellipsis; }
.mini-proxy .mini-cap{ font-size: 10.5px; }
.pill-ok{
  flex: none; font-size: 10.5px; color: #1c8656; background: #e2f4ea;
  border-radius: 999px; padding: 4px 8px;
}

/* ---------------------------------------------------------
   fingerprint
   --------------------------------------------------------- */
.section-fp{
  position: relative; overflow: clip;
  padding-top: 92px; padding-bottom: 96px;
  border-top: 1px solid rgba(20,19,39,.045);
  border-bottom: 1px solid rgba(20,19,39,.045);
  background: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.20));
}
.fp-glow{
  position: absolute; right: -8%; top: -10%; width: 720px; height: 720px;
  background: radial-gradient(circle, rgba(124,104,242,.20), transparent 64%);
  filter: blur(8px); pointer-events: none;
}
.fp-grid{
  position: relative;
  display: grid; grid-template-columns: 1fr .92fr; gap: 64px; align-items: center;
}
.fp-copy h2{
  margin-top: 20px; font-size: clamp(32px, 4.2vw, 50px);
  line-height: 1.1; letter-spacing: -.04em; font-weight: 780;
}
.fp-copy h2 .soft{ color: #9994ab; }
.fp-lede{
  margin-top: 18px; max-width: 520px;
  font-size: 15.5px; line-height: 1.82; color: var(--muted);
}
.fp-points{ margin-top: 28px; display: grid; gap: 17px; }
.fp-points li{ display: flex; gap: 12px; }
.fp-check{
  flex: none; width: 24px; height: 24px; margin-top: 1px; border-radius: 50%;
  background: #e9e4ff; display: grid; place-items: center;
}
.fp-check svg{
  width: 13px; height: 13px; fill: none; stroke: #5a49d6;
  stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round;
}
.fp-points strong{ display: block; font-size: 14.5px; letter-spacing: -.01em; }
.fp-points p{ margin-top: 4px; font-size: 13.5px; line-height: 1.65; color: var(--muted); }
.fp-note{
  margin-top: 26px; padding-left: 12px; border-left: 2px solid #d9d1fb;
  font-size: 12.5px; line-height: 1.6; color: var(--muted-2);
}

.fp-card{
  position: relative; width: 100%; max-width: 468px; justify-self: end;
  background: #fff; border: 1px solid rgba(20,19,39,.12); border-radius: 26px;
  padding: 24px;
  box-shadow: 0 50px 100px -55px rgba(20,19,39,.55), 0 2px 0 #fff inset;
}
.fp-card::before{
  content: ""; position: absolute; inset: 0; border-radius: 26px; pointer-events: none;
  background: radial-gradient(340px 200px at 100% 0%, rgba(124,104,242,.10), transparent 70%);
}
.fp-card-top{ display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.fp-env{ font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: #7a7690; }
.fp-badge{
  font-size: 11px; padding: 5px 9px; border-radius: 999px;
  background: #f2effe; color: #5a49d6; border: 1px solid rgba(95,77,219,.16);
}
.fp-card-title{
  margin-top: 15px; display: flex; align-items: center; gap: 10px;
  font-size: 19.5px; font-weight: 700; letter-spacing: -.02em;
}
.fp-live{
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 10.5px; font-weight: 550; color: #1c8656;
  background: #e2f4ea; border-radius: 999px; padding: 3px 8px;
}
.fp-live i{ width: 5px; height: 5px; border-radius: 50%; background: #2bb673; }
.fp-rows{ margin-top: 16px; }
.fp-rows > div{
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 8px 0; border-bottom: 1px dashed rgba(20,19,39,.09);
}
.fp-rows > div:last-child{ border-bottom: 0; }
.fp-rows dt{ flex: none; font-size: 12px; color: var(--muted-2); }
.fp-rows dd{
  margin: 0; font-family: var(--mono); font-size: 12px; color: #2e2c45;
  text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.fp-on{
  font-family: var(--font); font-size: 11px; color: #5a49d6;
  background: #f2effe; border-radius: 6px; padding: 2px 7px;
}
.fp-hash{
  margin-top: 16px; display: flex; align-items: center; gap: 8px;
  background: #f7f4ee; border: 1px solid rgba(20,19,39,.06);
  border-radius: 11px; padding: 10px 12px;
}
.fp-hash span:first-child{ font-size: 10.5px; color: var(--muted-2); }
.fp-hash code{ margin-left: auto; font-family: var(--mono); font-size: 11.5px; color: #4e4b62; }
.fp-ok{ font-size: 10.5px; color: #1c8656; }

.also-included{
  margin-top: 26px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px;
  font-size: 12.5px; color: var(--muted-2);
}
.also-included > span{
  font-size: 11px; color: #5a49d6; background: #f2effe;
  border: 1px solid rgba(95,77,219,.16); border-radius: 999px; padding: 4px 9px;
}

/* ---------------------------------------------------------
   tour
   --------------------------------------------------------- */
.tabs{
  margin: 36px auto 26px; display: flex; gap: 4px; flex-wrap: wrap; justify-content: center;
  padding: 5px; width: fit-content; max-width: 100%;
  background: rgba(255,255,255,.7); border: 1px solid var(--line); border-radius: 999px;
  box-shadow: 0 1px 0 #fff inset;
}
.tab{
  display: inline-flex; align-items: center; gap: 7px;
  background: transparent; border: 0; cursor: pointer;
  padding: 9px 15px; border-radius: 999px;
  font-size: 13.5px; color: #5f5c72; transition: background .25s, color .25s, box-shadow .25s;
}
.tab-ico{ font-size: 12px; color: #8a82c9; }
.tab:hover{ color: var(--ink); background: rgba(255,255,255,.6); }
.tab.is-active{
  background: #fff; color: var(--ink); font-weight: 650;
  box-shadow: 0 6px 16px -10px rgba(20,19,39,.55);
}
.tab.is-active .tab-ico{ color: var(--purple); }

.tour-stage{ max-width: 1080px; margin: 0 auto; }
.tour-window{
  background: #fff; border: 1px solid rgba(20,19,39,.13); border-radius: 18px; overflow: hidden;
  box-shadow: 0 50px 100px -48px rgba(20,19,39,.55);
}
.tour-images{ display: grid; }
.tour-img{
  grid-area: 1 / 1; width: 100%; height: auto;
  opacity: 0; transform: scale(1.008);
  transition: opacity .45s var(--ease), transform .6s var(--ease);
}
.tour-img.is-active{ opacity: 1; transform: none; }
.tour-caption{
  margin-top: 18px; text-align: center; font-size: 14px; color: var(--muted);
  min-height: 1.6em;
}

/* ---------------------------------------------------------
   download
   --------------------------------------------------------- */
.download-panel{
  position: relative; overflow: hidden;
  background: #141733; color: #fff;
  border-radius: var(--r-xl);
  padding: 56px;
  display: grid; grid-template-columns: 1.1fr .86fr; gap: 48px; align-items: center;
  box-shadow: 0 60px 120px -60px rgba(20,19,39,.75);
}
.download-panel::before{
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size: 24px 24px; opacity: .35;
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 15% 100%, #000, transparent 70%);
  mask-image: radial-gradient(ellipse 60% 60% at 15% 100%, #000, transparent 70%);
}
.dl-glow{
  position: absolute; right: -140px; top: -180px; width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(124,104,242,.55), transparent 62%);
  filter: blur(20px); pointer-events: none;
}
.dl-copy{ position: relative; }
.eyebrow.light{
  color: #c9c2ff; background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.14); box-shadow: none;
}
.eyebrow.light .dot{ background: #8ce0b6; box-shadow: 0 0 0 3px rgba(140,224,182,.16); }
.download-panel h2{
  margin-top: 22px; font-size: clamp(31px, 3.6vw, 44px); line-height: 1.14;
  letter-spacing: -.035em; font-weight: 780;
}
.dl-sub{ margin-top: 18px; font-size: 15.5px; line-height: 1.78; color: #b7b4cb; max-width: 420px; }
.dl-badges{ margin-top: 26px; display: flex; flex-wrap: wrap; gap: 8px; }
.dl-badges span{
  font-size: 12px; color: #d8d5e8; padding: 6px 11px; border-radius: 999px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
}

.dl-card{
  position: relative;
  background: #fff; color: var(--ink); border-radius: 22px; padding: 24px;
  box-shadow: 0 40px 90px -40px rgba(0,0,0,.7);
}
.file-row{ display: flex; align-items: center; gap: 12px; }
.file-row img{ width: 44px; height: 44px; border-radius: 11px; box-shadow: var(--shadow-sm); }
.file-info{ min-width: 0; }
.file-info strong{
  display: block; font-size: 13.5px; font-weight: 650; letter-spacing: -.005em;
  overflow-wrap: anywhere;
}
.file-info span{ display: block; margin-top: 3px; font-size: 12px; color: var(--muted-2); }

.file-meta{
  margin: 20px 0; padding: 18px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px;
  border-top: 1px dashed rgba(20,19,39,.14); border-bottom: 1px dashed rgba(20,19,39,.14);
}
.file-meta div{ display: grid; gap: 4px; }
.file-meta dt{ font-size: 11.5px; color: var(--muted-2); letter-spacing: .02em; }
.file-meta dd{ margin: 0; font-size: 14px; font-weight: 600; font-variant-numeric: tabular-nums; }

.sha{
  margin-top: 16px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px;
  background: #f7f4ee; border: 1px solid rgba(20,19,39,.06); border-radius: 11px; padding: 9px 10px;
}
.sha-label{ font-size: 10px; letter-spacing: .08em; color: var(--muted-2); }
.sha code{
  font-family: var(--mono); font-size: 10.5px; color: #5a576d;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.copy-btn{
  font-size: 11.5px; padding: 4px 10px; border-radius: 7px; cursor: pointer;
  background: #fff; border: 1px solid var(--line); color: #4d4a60;
  transition: background .2s, color .2s, border-color .2s;
}
.copy-btn:hover{ border-color: rgba(95,77,219,.4); color: var(--purple); }
.copy-btn.done{ background: #e2f4ea; border-color: #bfe7d2; color: #157a4d; }

/* ---------------------------------------------------------
   steps
   --------------------------------------------------------- */
.steps{ margin-top: 38px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step{
  position: relative; background: rgba(255,255,255,.7);
  border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px 26px;
}
.step-num{
  display: block; font-size: 34px; font-weight: 800; letter-spacing: -.05em;
  color: #cbc3f4; line-height: 1;
}
.step h3{ margin-top: 16px; font-size: 18px; letter-spacing: -.015em; }
.step p{ margin-top: 9px; font-size: 14.5px; line-height: 1.72; color: var(--muted); }

.req{
  margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  background: rgba(255,255,255,.5); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 28px 30px;
}
.req h4{ font-size: 13px; letter-spacing: .1em; color: #6a5fd0; text-transform: uppercase; }
.req ul{ margin-top: 14px; display: grid; gap: 9px; }
.req li{
  position: relative; padding-left: 18px; font-size: 14px; line-height: 1.65; color: var(--muted);
}
.req li::before{
  content: ""; position: absolute; left: 0; top: .62em; width: 7px; height: 1.5px;
  border-radius: 2px; background: #b6aaf0;
}

/* ---------------------------------------------------------
   faq
   --------------------------------------------------------- */
.faq-wrap{ max-width: 880px; }
.faq{ margin-top: 30px; border-top: 1px solid var(--line); }
.faq details{ border-bottom: 1px solid var(--line); }
.faq summary{
  list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding: 21px 2px; font-size: 16px; font-weight: 600; letter-spacing: -.01em;
  transition: color .2s;
}
.faq summary::-webkit-details-marker{ display: none; }
.faq summary:hover{ color: var(--purple); }
.plus{ position: relative; width: 18px; height: 18px; flex: none; }
.plus::before,.plus::after{
  content: ""; position: absolute; left: 50%; top: 50%; background: #7d7a90;
  transform: translate(-50%,-50%); transition: transform .3s var(--ease), background .2s;
}
.plus::before{ width: 13px; height: 1.5px; }
.plus::after{ width: 1.5px; height: 13px; }
details[open] .plus::after{ transform: translate(-50%,-50%) rotate(90deg); }
details[open] summary{ color: var(--ink); }
details[open] .plus::before,
details[open] .plus::after{ background: var(--purple); }
.faq details p{
  padding: 0 2px 22px; max-width: 700px;
  font-size: 14.5px; line-height: 1.8; color: var(--muted);
}

/* ---------------------------------------------------------
   footer
   --------------------------------------------------------- */
.site-footer{
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,.35);
  padding: 38px 0;
}
.footer-inner{ display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-brand{ display: flex; align-items: center; gap: 11px; }
.footer-brand img{ width: 34px; height: 34px; border-radius: 9px; }
.footer-brand div{ display: grid; line-height: 1.3; }
.footer-brand strong{ font-size: 13px; letter-spacing: .16em; }
.footer-brand span{ font-size: 11.5px; color: var(--muted-2); margin-top: 2px; }
.footer-nav{ display: flex; gap: 24px; font-size: 13.5px; color: var(--muted); }
.footer-nav a:hover{ color: var(--ink); }
.copyright{ font-size: 12.5px; color: var(--muted-2); margin: 0; }

/* ---------------------------------------------------------
   toast + reveal
   --------------------------------------------------------- */
.toast{
  position: fixed; left: 50%; bottom: 32px; z-index: 100;
  transform: translate(-50%, 14px); opacity: 0; pointer-events: none;
  background: rgba(20,19,39,.94); color: #fff; font-size: 13.5px;
  padding: 11px 18px; border-radius: 999px;
  box-shadow: 0 18px 40px -18px rgba(0,0,0,.6);
  transition: opacity .3s, transform .3s var(--ease);
}
.toast.show{ opacity: 1; transform: translate(-50%, 0); }

.reveal{ opacity: 0; transform: translateY(20px); }
.reveal.is-in{
  opacity: 1; transform: none;
  transition: opacity .75s var(--ease), transform .75s var(--ease);
}
.no-anim .reveal,
.no-anim .reveal.is-in{ opacity: 1 !important; transform: none !important; transition: none !important; }

/* ---------------------------------------------------------
   responsive
   --------------------------------------------------------- */
@media (max-width: 1024px){
  .bento{ grid-template-columns: repeat(2, 1fr); }
  .card-lg{ grid-column: span 2; }
  .fp-grid{ gap: 40px; }
  .fp-card{ max-width: none; }
  .download-panel{ grid-template-columns: 1fr; gap: 34px; padding: 44px; }
  .dl-sub{ max-width: none; }
  .dl-card{ max-width: 480px; }
}

@media (max-width: 860px){
  .nav{ display: none; }
  .hero{ padding-top: 60px; }
  .hero h1{ font-size: clamp(34px, 7.6vw, 52px); }
  .section{ padding: 82px 0; }
  .section-fp{ padding-top: 70px; padding-bottom: 74px; }
  .fp-grid{ grid-template-columns: 1fr; gap: 36px; }
  .fp-card{ justify-self: start; max-width: 520px; }
  .steps{ grid-template-columns: 1fr; }
  .req{ grid-template-columns: 1fr; gap: 22px; padding: 24px; }
  .footer-inner{ flex-direction: column; align-items: flex-start; gap: 18px; }
}

@media (max-width: 640px){
  .wrap{ padding: 0 18px; }
  .header-inner{ height: 62px; }
  .brand-text span{ display: none; }
  .version-chip{ display: none; }
  .hero{ padding-top: 46px; }
  .hero h1{ font-size: clamp(27px, 7.5vw, 34px); letter-spacing: -.04em; }
  .lede{ font-size: 15.5px; }
  .cta-row{ flex-direction: column; align-items: stretch; }
  .cta-row .btn{ width: 100%; }
  .meta-row{ font-size: 12.5px; }
  .hero-shot{ margin-top: 40px; }
  .window-bar{ height: 32px; }
  .win-controls i{ width: 24px; }
  .assurance{ gap: 8px 18px; font-size: 12.5px; }
  .bento{ grid-template-columns: 1fr; }
  .card-lg{ grid-column: span 1; padding: 26px 24px; }
  .fp-card{ padding: 20px; border-radius: 22px; }
  .fp-rows > div{ align-items: flex-start; }
  .fp-rows dd{ font-size: 11.5px; white-space: normal; overflow: visible; text-overflow: clip; line-height: 1.45; }
  .section-head h2{ font-size: clamp(27px, 7vw, 34px); }
  .tabs{ flex-wrap: wrap; justify-content: center; border-radius: 20px; }
  .tab{ flex: none; padding: 8px 12px; font-size: 12.5px; }
  .download-panel{ padding: 32px 22px; border-radius: 24px; }
  .download-panel h2{ font-size: 30px; }
  .dl-card{ padding: 20px; }
  .sha code{ max-width: 40vw; }
  .footer-nav{ gap: 18px; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ opacity: 1; transform: none; }
  *,*::before,*::after{ animation-duration: .001ms !important; transition-duration: .001ms !important; }
}