:root {
  --carbon: #0d120f;
  --ink: #172019;
  --ink-raised: #202a22;
  --fog: #f0efe8;
  --fog-deep: #e2e1d8;
  --mist: #b8c0b9;
  --signal: #c8f36a;
  --signal-strong: #aee849;
  --amber: #ffb45c;
  --wine: #7a3040;
  --secondary-on-dark: #849087;
  --secondary-on-light: #596159;
  --border-dark: rgba(240, 239, 232, 0.14);
  --border-light: rgba(13, 18, 15, 0.16);
  --shadow-watch: 0 44px 90px rgba(0, 0, 0, 0.48), 0 12px 32px rgba(0, 0, 0, 0.32);
  --font-sans: "Segoe UI Variable Display", "Segoe UI Variable", "SF Pro Display", "Noto Sans", system-ui, sans-serif;
  --font-mono: "Cascadia Code", "SFMono-Regular", Consolas, ui-monospace, monospace;
  --page-pad: clamp(20px, 5vw, 76px);
  --max-width: 1440px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; background: var(--carbon); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--fog);
  background: var(--carbon);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
@supports (overflow: clip) {
  html, body { overflow-x: clip; }
}
body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}
a { color: inherit; }
button, summary { font: inherit; }
button { color: inherit; }
img, svg { display: block; max-width: 100%; }
::selection { color: var(--carbon); background: var(--signal); }

.skip-link {
  position: fixed;
  inset-block-start: 10px;
  inset-inline-start: 12px;
  z-index: 100;
  transform: translateY(-160%);
  padding: 10px 16px;
  color: var(--carbon);
  background: var(--signal);
  border-radius: 8px;
  font-weight: 700;
  transition: transform 160ms ease;
}
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 4px; }

.site-header {
  position: fixed;
  inset-block-start: 16px;
  inset-inline: max(16px, calc((100vw - var(--max-width)) / 2));
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 64px;
  padding: 10px 12px 10px 14px;
  border: 1px solid transparent;
  border-radius: 18px;
  transition: background-color 240ms ease, border-color 240ms ease, box-shadow 240ms ease, transform 240ms ease;
}
.site-header.is-condensed {
  background: rgba(13, 18, 15, 0.84);
  border-color: var(--border-dark);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.24);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  backdrop-filter: blur(18px) saturate(130%);
}
.brand {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 44px;
  min-height: 44px;
  text-decoration: none;
  font-size: 18px;
  font-weight: 720;
  letter-spacing: -0.035em;
}
.brand img { border-radius: 11px; box-shadow: 0 5px 16px rgba(0, 0, 0, 0.25); }
.site-nav { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 2.4vw, 34px); }
.site-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  color: var(--mist);
  text-decoration: none;
  font-size: 14px;
  font-weight: 620;
  transition: color 160ms ease;
}
.site-nav a::after {
  position: absolute;
  inset-block-end: -9px;
  inset-inline: 0;
  height: 1px;
  content: "";
  background: var(--signal);
  transform: scaleX(0);
  transition: transform 180ms var(--ease);
}
.site-nav a:hover { color: var(--fog); }
.site-nav a:hover::after { transform: scaleX(1); }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 10px; }
.language-menu { position: relative; }
.language-menu summary {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 62px;
  min-height: 44px;
  justify-content: center;
  cursor: pointer;
  list-style: none;
  color: var(--fog);
  background: rgba(240, 239, 232, 0.06);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.language-menu summary::-webkit-details-marker { display: none; }
.language-menu summary svg { width: 14px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.6; transition: transform 180ms ease; }
.language-menu[open] summary svg { transform: rotate(180deg); }
.language-panel {
  position: absolute;
  inset-block-start: calc(100% + 10px);
  inset-inline-end: 0;
  width: 220px;
  padding: 8px;
  overflow: hidden;
  color: var(--fog);
  background: rgba(23, 32, 25, 0.98);
  border: 1px solid var(--border-dark);
  border-radius: 16px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.4);
}
.language-panel a { display: grid; grid-template-columns: 42px 1fr; align-items: center; min-height: 44px; padding: 5px 10px; border-radius: 10px; text-decoration: none; }
.language-panel a:hover, .language-panel a[aria-current="page"] { color: var(--carbon); background: var(--signal); }
.language-panel span { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; }
.language-panel strong { font-size: 14px; font-weight: 600; }
.menu-toggle { display: none; align-items: center; gap: 10px; min-height: 44px; padding: 0 13px; border: 1px solid var(--border-dark); border-radius: 12px; background: transparent; cursor: pointer; }
.menu-toggle-label { font-size: 13px; font-weight: 650; }
.menu-toggle-icon { display: grid; gap: 5px; width: 18px; }
.menu-toggle-icon i { display: block; width: 18px; height: 1px; background: currentColor; transition: transform 180ms ease; }
.menu-toggle[aria-expanded="true"] .menu-toggle-icon i:first-child { transform: translateY(3px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-icon i:last-child { transform: translateY(-3px) rotate(-45deg); }

.hero {
  position: relative;
  min-height: 900px;
  overflow: hidden;
  padding: 132px var(--page-pad) 90px;
  background:
    radial-gradient(circle at 72% 42%, rgba(200, 243, 106, 0.12), transparent 27%),
    radial-gradient(circle at 84% 20%, rgba(255, 180, 92, 0.06), transparent 21%),
    var(--carbon);
}
.hero::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image: linear-gradient(rgba(240, 239, 232, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(240, 239, 232, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, transparent, black 25%, transparent 92%);
}
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(500px, 1.1fr); align-items: center; gap: clamp(42px, 6vw, 100px); max-width: var(--max-width); min-height: 670px; margin: 0 auto; }
.hero-copy { max-width: 670px; }
.eyebrow, .kicker { margin: 0 0 22px; color: var(--signal); font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: 0.14em; line-height: 1.4; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow > span:first-child { width: 8px; height: 8px; background: var(--signal); border-radius: 50%; box-shadow: 0 0 0 5px rgba(200, 243, 106, 0.12); }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { overflow-wrap: anywhere; }
h1 { margin: 0; font-size: clamp(58px, 7vw, 108px); font-weight: 680; letter-spacing: -0.075em; line-height: 0.89; }
h1 span, h1 em { display: block; }
h1 em { color: var(--signal); font-style: normal; font-weight: 690; }
.hero-lede { max-width: 610px; margin: 32px 0 0; color: var(--mist); font-size: clamp(18px, 1.6vw, 23px); line-height: 1.55; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 20px; border-radius: 12px; text-decoration: none; font-size: 14px; font-weight: 720; transition: transform 160ms var(--ease), background-color 160ms ease, color 160ms ease; }
.button svg { width: 20px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--carbon); background: var(--signal); box-shadow: 0 12px 40px rgba(200, 243, 106, 0.12); }
.button-primary:hover { background: var(--signal-strong); }
.text-link { display: inline-flex; align-items: center; min-height: 44px; text-underline-offset: 6px; text-decoration-color: rgba(240, 239, 232, 0.38); font-size: 14px; font-weight: 650; }
.text-link:hover { text-decoration-color: var(--signal); }
.hero-safety { display: grid; grid-template-columns: 30px 1fr; gap: 12px; align-items: start; max-width: 590px; margin-top: 42px; padding-top: 22px; border-top: 1px solid var(--border-dark); }
.hero-safety-icon { display: grid; place-items: center; width: 26px; height: 26px; color: var(--carbon); background: var(--amber); border-radius: 50%; font-family: var(--font-mono); font-size: 13px; font-weight: 800; }
.hero-safety p { margin: 1px 0 0; color: var(--mist); font-size: 13px; line-height: 1.55; }
.hero-safety strong { color: var(--fog); }

.device-stage { position: relative; min-height: 660px; direction: ltr; }
.stage-orbit { position: absolute; border: 1px solid rgba(200, 243, 106, 0.15); border-radius: 50%; }
.stage-orbit-one { inset: 5% 4% 9% 0; transform: rotate(-8deg); }
.stage-orbit-two { inset: 18% 14% 21% 10%; border-color: rgba(255, 180, 92, 0.12); transform: rotate(18deg); }
.watch { position: absolute; background: linear-gradient(145deg, #3c433d, #151916 46%, #464c47); box-shadow: var(--shadow-watch); }
.watch-main { top: 34px; left: 48%; width: 344px; height: 438px; padding: 10px; border: 1px solid #69736b; border-radius: 58px; transform: translateX(-50%) rotate(3deg); }
.watch-main::before, .watch-main::after { position: absolute; z-index: -1; left: 50%; width: 178px; height: 150px; content: ""; background: linear-gradient(90deg, #111512, #343a35 30%, #171b18 74%, #070908); border: 1px solid #414842; transform: translateX(-50%); }
.watch-main::before { bottom: calc(100% - 8px); border-radius: 18px 18px 5px 5px; }
.watch-main::after { top: calc(100% - 8px); border-radius: 5px 5px 18px 18px; }
.watch-crown { position: absolute; top: 116px; left: calc(100% + 2px); width: 13px; height: 54px; background: repeating-linear-gradient(90deg, #292e2a 0 2px, #5f675f 2px 3px); border: 1px solid #737b74; border-radius: 0 8px 8px 0; }
.watch-screen { position: relative; height: 100%; padding: 24px 23px 18px; overflow: hidden; color: var(--fog); background: radial-gradient(circle at 62% 38%, rgba(200, 243, 106, 0.1), transparent 25%), #050806; border: 1px solid rgba(240, 239, 232, 0.08); border-radius: 48px; }
.watch-screen::after { position: absolute; inset: 0; pointer-events: none; content: ""; background: linear-gradient(120deg, rgba(255,255,255,.1), transparent 16%, transparent 76%, rgba(255,255,255,.04)); }
.watch-topline { display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 13px; font-weight: 700; }
.watch-topline img { width: 34px; height: 26px; }
.watch-meta { display: grid; gap: 3px; margin-top: 18px; }
.watch-meta span { color: var(--signal); font-family: var(--font-mono); font-size: 9px; font-weight: 700; letter-spacing: 0.1em; }
.watch-meta b { font-size: 25px; font-weight: 660; letter-spacing: -0.04em; }
.hero-chart { width: 100%; height: 132px; margin-top: 3px; overflow: visible; }
.chart-grid { fill: none; stroke: rgba(240, 239, 232, 0.08); stroke-width: 1; }
.chart-area { fill: url(#chartFill); }
.chart-line { fill: none; stroke: url(#chartLine); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 0 8px rgba(200, 243, 106, 0.24)); }
.watch-axis { display: flex; justify-content: space-between; margin: -8px 2px 0; color: #849087; font-family: var(--font-mono); font-size: 8px; }
.watch-status { display: flex; justify-content: space-between; align-items: center; margin-top: 15px; padding: 12px 14px; background: rgba(240, 239, 232, 0.075); border: 1px solid rgba(240, 239, 232, 0.08); border-radius: 14px; }
.watch-status > span { color: #9aa49c; font-size: 10px; }
.watch-status strong { display: flex; align-items: center; gap: 4px; color: var(--signal); font-size: 13px; }
.watch-status svg { width: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
.watch-disclaimer { margin: 10px 0 0; color: #6f7b72; font-size: 9px; text-align: center; }
.watch-round { right: -12px; bottom: 84px; display: grid; place-items: center; width: 224px; height: 224px; padding: 9px; border: 1px solid #6c746e; border-radius: 50%; transform: rotate(-6deg); }
.watch-round::before, .watch-round::after { position: absolute; z-index: -1; top: 50%; width: 88px; height: 126px; content: ""; background: linear-gradient(#101411, #363c37 40%, #101411); border: 1px solid #404741; transform: translateY(-50%); }
.watch-round::before { right: calc(100% - 12px); border-radius: 14px 4px 4px 14px; }
.watch-round::after { left: calc(100% - 12px); border-radius: 4px 14px 14px 4px; }
.round-screen { display: grid; justify-items: center; align-content: center; width: 100%; height: 100%; color: var(--fog); background: radial-gradient(circle at 50% 38%, #152016, #050806 66%); border: 1px solid rgba(240,239,232,.12); border-radius: 50%; }
.round-screen img { width: 42px; margin-bottom: 8px; }
.round-screen span { color: var(--mist); font-size: 10px; }
.round-screen strong { margin-top: 2px; font-size: 26px; letter-spacing: -0.05em; }
.round-screen small { color: var(--amber); font-family: var(--font-mono); }
.round-screen i { display: grid; place-items: center; width: 34px; height: 34px; margin-top: 10px; color: var(--carbon); background: var(--signal); border-radius: 50%; font-style: normal; font-size: 20px; }
.preset-control { position: absolute; bottom: 36px; left: 42px; display: grid; gap: 8px; width: min(330px, 58%); }
.preset-control > span { color: var(--mist); font-family: var(--font-mono); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.preset-control > div { display: flex; gap: 6px; padding: 5px; background: rgba(23,32,25,.84); border: 1px solid var(--border-dark); border-radius: 14px; box-shadow: 0 18px 48px rgba(0,0,0,.28); backdrop-filter: blur(15px); }
.preset-control button { flex: 1; min-height: 44px; padding: 0 10px; cursor: pointer; background: transparent; border: 0; border-radius: 9px; color: var(--mist); font-size: 11px; font-weight: 650; transition: background-color 140ms ease, color 140ms ease; }
.preset-control button.is-active { color: var(--carbon); background: var(--signal); }

.principles { display: grid; grid-template-columns: repeat(3, 1fr); color: var(--carbon); background: var(--fog); border-bottom: 1px solid var(--border-light); }
.principles article { min-height: 290px; padding: 50px var(--page-pad); border-inline-end: 1px solid var(--border-light); }
.principles article:last-child { border-inline-end: 0; }
.principles article > span { color: var(--secondary-on-light); font-family: var(--font-mono); font-size: 11px; }
.principles h2 { margin: 56px 0 6px; font-size: clamp(34px, 3vw, 52px); line-height: 1; letter-spacing: -0.055em; }
.principles p { max-width: 370px; margin: 0; color: #565e57; font-size: 15px; }

.section { position: relative; padding: clamp(90px, 10vw, 150px) var(--page-pad); }
.section-heading { max-width: 780px; margin-bottom: 70px; }
.section-heading h2, .curve-copy h2, .privacy-copy h2, .safety-section h2, .closing-section h2 { margin: 0; font-size: clamp(44px, 6vw, 86px); font-weight: 650; letter-spacing: -0.065em; line-height: 0.98; }
.section-heading > p:last-child, .curve-copy > p, .privacy-copy > p, .safety-section p, .closing-section p { max-width: 680px; margin: 24px 0 0; font-size: clamp(17px, 1.5vw, 21px); line-height: 1.6; }
.story-section { color: var(--carbon); background: var(--fog); }
.story-section .kicker { color: #546347; }
.section-heading > p:last-child { color: #596159; }
.story-rail { max-width: var(--max-width); margin: 0 auto; border-top: 1px solid var(--border-light); }
.story-rail article { display: grid; grid-template-columns: 100px 1fr; gap: clamp(20px, 6vw, 100px); padding: 30px 0; border-bottom: 1px solid var(--border-light); transition: background-color 180ms ease; }
.story-rail article > * { transition: transform 180ms var(--ease); }
.story-rail article:hover { background: rgba(200,243,106,.18); }
.story-rail article:hover > * { transform: translateX(16px); }
[dir="rtl"] .story-rail article:hover > * { transform: translateX(-16px); }
.story-number { padding-top: 5px; color: var(--secondary-on-light); font-family: var(--font-mono); font-size: 11px; }
.story-rail h3 { margin: 0; font-size: clamp(26px, 3vw, 42px); font-weight: 640; letter-spacing: -0.045em; line-height: 1.1; }
.story-rail p { max-width: 650px; margin: 8px 0 0; color: #596159; }

.curve-section { display: grid; grid-template-columns: minmax(300px, .72fr) minmax(580px, 1.28fr); align-items: center; gap: clamp(52px, 7vw, 118px); max-width: calc(var(--max-width) + 2 * var(--page-pad)); margin: 0 auto; background: var(--ink); }
.curve-section::before { position: absolute; inset: 0; z-index: -1; content: ""; background: var(--ink); box-shadow: 0 0 0 100vmax var(--ink); clip-path: inset(0 -100vmax); }
.curve-copy > p { color: var(--mist); }
.curve-legend { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 30px; color: var(--mist); font-size: 13px; }
.curve-legend > span { display: flex; align-items: center; gap: 9px; }
.legend-dot { width: 8px; height: 8px; background: var(--signal); border-radius: 50%; }
.legend-line { width: 23px; height: 2px; background: linear-gradient(90deg, var(--signal), var(--amber)); }
.curve-panel { padding: clamp(20px, 3vw, 40px); overflow: hidden; background: #0b100d; border: 1px solid var(--border-dark); border-radius: 28px; box-shadow: 0 34px 100px rgba(0,0,0,.28); }
.curve-panel-head { display: flex; justify-content: space-between; align-items: center; color: var(--mist); font-family: var(--font-mono); font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }
.curve-panel-head strong { color: var(--signal); }
.curve-panel svg { width: 100%; margin-top: 8px; }
.large-grid { fill: none; stroke: rgba(240,239,232,.08); stroke-width: 1; }
.large-area { fill: url(#largeFill); }
.large-line { fill: none; stroke: url(#largeLine); stroke-width: 5; stroke-linecap: round; filter: drop-shadow(0 0 10px rgba(200,243,106,.18)); }
.large-event circle { fill: #0b100d; stroke: var(--signal); stroke-width: 4; }
.large-event circle:last-child { stroke: var(--amber); }
.large-axis { display: flex; justify-content: space-between; margin: -14px 2.5% 0 6%; color: var(--secondary-on-dark); font-family: var(--font-mono); font-size: 9px; }
.curve-metrics { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 28px; border-top: 1px solid var(--border-dark); }
.curve-metrics div { display: grid; gap: 2px; padding: 20px 16px 0; border-inline-end: 1px solid var(--border-dark); }
.curve-metrics div:last-child { border: 0; }
.curve-metrics span { color: #778279; font-size: 10px; }
.curve-metrics strong { color: var(--fog); font-size: 14px; }

.privacy-section { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(60px, 9vw, 140px); min-height: 790px; color: var(--carbon); background: var(--signal); }
.privacy-section .kicker { color: #44542c; }
.privacy-visual { position: relative; display: grid; place-items: center; aspect-ratio: 1; max-width: 580px; margin-inline: auto; }
.privacy-visual > img { position: relative; z-index: 3; width: 124px; border-radius: 34px; box-shadow: 0 25px 60px rgba(13,18,15,.24); }
.privacy-rings i { position: absolute; top: 50%; left: 50%; right: auto; bottom: auto; border: 1px solid rgba(13,18,15,.2); border-radius: 50%; transform: translate(-50%,-50%); }
.privacy-rings i:nth-child(1) { width: 45%; height: 45%; }
.privacy-rings i:nth-child(2) { width: 72%; height: 72%; }
.privacy-rings i:nth-child(3) { width: 98%; height: 98%; }
.privacy-rings i::before { position: absolute; top: -4px; left: 50%; width: 7px; height: 7px; content: ""; background: var(--carbon); border-radius: 50%; }
.privacy-label { position: absolute; z-index: 4; padding: 7px 10px; color: var(--carbon); background: rgba(240,239,232,.72); border: 1px solid rgba(13,18,15,.2); border-radius: 8px; font-family: var(--font-mono); font-size: 9px; font-weight: 700; letter-spacing: .11em; backdrop-filter: blur(8px); }
.privacy-label-one { top: 18%; left: 5%; }.privacy-label-two { top: 30%; right: 0; }.privacy-label-three { bottom: 18%; left: 14%; }
.privacy-copy > p { color: #40503f; }
.privacy-copy ul { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 34px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(13,18,15,.24); }
.privacy-copy li { display: grid; grid-template-columns: 24px 1fr; gap: 8px; padding: 16px 8px 16px 0; border-bottom: 1px solid rgba(13,18,15,.24); font-size: 14px; font-weight: 620; }
.privacy-copy li:nth-child(odd) { border-inline-end: 1px solid rgba(13,18,15,.24); }
.privacy-copy li:nth-child(even) { padding-inline-start: 16px; }
.privacy-copy li > span:first-child { font-family: var(--font-mono); font-weight: 800; }

.identity-section { color: var(--carbon); background: var(--fog); }
.identity-section .kicker { color: #596752; }
.identity-heading { max-width: 920px; }
.identity-grid { display: grid; grid-template-columns: 1.05fr 1fr .95fr; gap: 12px; }
.identity-grid > article { min-height: 380px; padding: clamp(24px,3vw,42px); border: 1px solid var(--border-light); border-radius: 22px; }
.identity-grid article > span { color: var(--secondary-on-light); font-family: var(--font-mono); font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.identity-logo { display: grid; align-content: space-between; background: var(--carbon); color: var(--fog); }
.identity-logo > span { color: var(--mist) !important; }
.identity-logo img { width: 100%; max-width: 380px; }
.identity-logo p, .identity-voice p { margin: 0; color: var(--mist); font-size: 14px; }
.identity-palette { display: grid; grid-template-rows: auto 1fr; }
.swatches { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-self: end; margin-top: 28px; }
.swatches i { position: relative; display: grid; align-content: end; min-height: 128px; padding: 13px; overflow: hidden; color: var(--carbon); background: var(--swatch); border: 1px solid rgba(13,18,15,.16); border-radius: 14px; font-style: normal; }
.swatches i:first-child { color: var(--fog); }
.swatches b { font-size: 13px; }.swatches small { font-family: var(--font-mono); font-size: 9px; opacity: .68; }
.identity-voice { display: flex; flex-direction: column; background: var(--fog-deep); }
.identity-voice blockquote { margin: auto 0; font-size: clamp(28px,3vw,45px); font-weight: 620; letter-spacing: -.055em; line-height: 1.03; }
.identity-voice p { color: #596159; }

.safety-section { display: grid; grid-template-columns: minmax(160px,.35fr) minmax(0,1fr); align-items: center; gap: clamp(36px,8vw,120px); color: var(--carbon); background: var(--amber); }
.safety-section .kicker { color: #704319; }
.safety-mark { display: grid; place-items: center; width: clamp(140px,18vw,240px); aspect-ratio: 1; border: 2px solid rgba(13,18,15,.7); border-radius: 50%; font-family: var(--font-mono); font-size: clamp(70px,10vw,136px); font-weight: 300; line-height: 1; }
.safety-section p { color: #604524; }
.safety-section strong { display: inline-block; margin-top: 28px; padding: 9px 12px; color: var(--fog); background: var(--carbon); border-radius: 7px; font-size: 15px; }

.faq-section { color: var(--carbon); background: var(--fog); }
.faq-section .kicker { color: #596752; }
.faq-list { max-width: 980px; margin-inline-start: auto; }
.faq-list details { border-top: 1px solid var(--border-light); }
.faq-list details:last-child { border-bottom: 1px solid var(--border-light); }
.faq-list summary { position: relative; padding: 28px 52px 28px 0; cursor: pointer; list-style: none; font-size: clamp(19px,2vw,27px); font-weight: 640; letter-spacing: -.025em; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; inset-block-start: 28px; inset-inline-end: 6px; content: "+"; font-family: var(--font-mono); font-size: 26px; font-weight: 300; transition: transform 180ms ease; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list p { max-width: 760px; margin: -8px 0 28px; color: #596159; }

.closing-section { position: relative; display: grid; place-items: center; min-height: 760px; padding: 110px var(--page-pad); overflow: hidden; text-align: center; background: radial-gradient(circle at 50% 64%, rgba(200,243,106,.1), transparent 31%), var(--carbon); }
.closing-section > div:last-child { position: relative; z-index: 2; display: grid; justify-items: center; max-width: 930px; }
.closing-section img { width: 76px; margin-bottom: 34px; }
.closing-section p { color: var(--mist); }
.closing-section .button { margin-top: 30px; }
.closing-curve { position: absolute; inset-inline: 0; inset-block-end: 1%; opacity: .45; }
.closing-curve svg { width: 100%; }
.closing-curve path { fill: none; stroke: url("#none"); stroke: var(--signal); stroke-width: 2; filter: drop-shadow(0 0 10px rgba(200,243,106,.35)); }

.site-footer { display: grid; grid-template-columns: 1fr minmax(280px, 580px) auto; align-items: center; gap: 28px; padding: 32px var(--page-pad); color: #778178; background: #080b09; border-top: 1px solid var(--border-dark); font-size: 11px; }
.footer-brand { display: flex; align-items: center; gap: 9px; }
.footer-brand img { border-radius: 9px; }.footer-brand strong { color: var(--fog); font-size: 14px; }.footer-brand span { color: #7f8981; }
.site-footer p { margin: 0; text-align: center; }

.motion-ready [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity 620ms var(--ease), transform 620ms var(--ease); transition-delay: var(--reveal-delay, 0ms); }
.motion-ready [data-reveal].is-revealed { opacity: 1; transform: translateY(0); }
@keyframes draw-line { from { stroke-dashoffset: 900; } to { stroke-dashoffset: 0; } }
.hero-chart .chart-line, .curve-panel .large-line { stroke-dasharray: 900; animation: draw-line 1.6s .25s var(--ease) both; }

[dir="rtl"] .hero-copy, [dir="rtl"] .section-heading, [dir="rtl"] .curve-copy, [dir="rtl"] .privacy-copy, [dir="rtl"] .safety-section > div:last-child { text-align: right; }
[dir="rtl"] .hero-actions .button svg { transform: scaleX(-1); }
[dir="rtl"] .language-panel { direction: rtl; }
.chart-ltr, .device-stage { direction: ltr; }

@media (max-width: 1180px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { position: fixed; inset-block-start: 90px; inset-inline: 16px; display: none; align-items: stretch; padding: 14px; background: rgba(13,18,15,.98); border: 1px solid var(--border-dark); border-radius: 18px; box-shadow: 0 28px 80px rgba(0,0,0,.46); }
  .site-nav.is-open { display: grid; }
  .site-nav a { display: flex; align-items: center; min-height: 48px; padding: 0 12px; color: var(--fog); border-bottom: 1px solid var(--border-dark); font-size: 16px; }
  .site-nav a:last-child { border: 0; }.site-nav a::after { display: none; }
  .menu-toggle { display: flex; }
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 850px; padding-top: 20px; }
  .device-stage { width: min(720px,100%); margin: 0 auto; }
  .principles article { padding-inline: 38px; }
  .curve-section { grid-template-columns: 1fr; }
  .curve-copy { max-width: 840px; }
  .identity-grid { grid-template-columns: 1fr 1fr; }.identity-voice { grid-column: span 2; }
}

@media (max-width: 760px) {
  :root { --page-pad: 20px; }
  .site-header { inset-block-start: 10px; inset-inline: 10px; min-height: 58px; padding: 7px; border-color: var(--border-dark); background: rgba(13,18,15,.88); backdrop-filter: blur(16px); }
  .brand span { display: none; }.brand img { width: 38px; height: 38px; }
  .menu-toggle-label { display: none; }.menu-toggle { width: 44px; justify-content: center; padding: 0; }
  .language-panel { position: fixed; inset-block-start: 78px; inset-inline: 10px; width: auto; }
  .hero { padding-top: 112px; padding-bottom: 68px; }
  h1 { font-size: clamp(50px,16vw,74px); }
  .hero-lede { font-size: 18px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .button { width: 100%; }
  /* The rectangular watch strap projects above its stage. Reserve that space
     in the stacked mobile grid so it cannot paint over the safety warning. */
  .device-stage { min-height: 600px; margin-top: 144px; }
  .watch-main { top: 20px; left: 46%; width: 288px; height: 376px; border-radius: 50px; }
  .watch-screen { padding: 20px 18px 14px; border-radius: 41px; }.watch-main::before,.watch-main::after{width:145px;height:120px}.watch-crown{top:100px}
  .watch-meta { margin-top: 12px; }.watch-meta b { font-size: 22px; }.hero-chart { height: 112px; }.watch-status { margin-top: 10px; padding: 9px 11px; }.watch-disclaimer { margin-top: 7px; }
  .watch-round { right: -25px; bottom: 96px; width: 170px; height: 170px; }.round-screen img{width:34px}.round-screen strong{font-size:21px}.round-screen i{width:28px;height:28px;margin-top:6px}.watch-round::before,.watch-round::after{height:92px;width:65px}
  .preset-control { bottom: 14px; left: 0; width: 100%; }.preset-control > div { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); overflow: hidden; }.preset-control button { min-width: 0; padding-inline: 5px; }
  .principles { grid-template-columns: 1fr; }.principles article { min-height: 220px; padding: 32px 20px; border-inline-end: 0; border-bottom: 1px solid var(--border-light); }.principles h2{margin-top:30px}
  .section { padding-block: 82px; }.section-heading { margin-bottom: 48px; }.section-heading h2,.curve-copy h2,.privacy-copy h2,.safety-section h2,.closing-section h2{font-size:clamp(42px,12vw,62px)}
  .story-rail article { grid-template-columns: 44px 1fr; gap: 14px; }.story-rail article:hover > * { transform: none; }
  .curve-panel { margin-inline: -8px; padding: 16px 12px; border-radius: 20px; }.curve-panel svg { min-height: 230px; }.curve-metrics div{padding-inline:8px}.curve-metrics strong{font-size:12px}
  .privacy-section { grid-template-columns: minmax(0, 1fr); gap: 36px; }.privacy-visual,.privacy-copy { min-width: 0; width: 100%; }.privacy-copy ul { grid-template-columns: 1fr; }.privacy-copy li:nth-child(odd) { border-inline-end: 0; }.privacy-copy li:nth-child(even){padding-inline-start:0}
  .identity-grid { grid-template-columns: 1fr; }.identity-voice { grid-column: auto; }.identity-grid > article { min-height: 320px; }
  .safety-section { grid-template-columns: 1fr; }.safety-mark { width: 120px; }.safety-section strong { line-height: 1.45; }
  .faq-list summary { padding-inline-end: 42px; }
  .closing-section { min-height: 650px; }
  .site-footer { grid-template-columns: 1fr; text-align: center; }.footer-brand { justify-content: center; flex-wrap: wrap; }.site-footer p { order: 3; }
}

/* Keep the terminal stop with its Russian word; the editorial heading may
   wrap, but its punctuation must never become a line of its own. */
html[lang="ru"] h1 span,
html[lang="ru"] h1 em { overflow-wrap: normal; word-break: normal; }

/* Han glyphs need more leading than the compact Latin display heading,
   including when the accent wraps onto another line. */
html:lang(zh) .hero h1 { line-height: 1.2; }

@media (max-width: 390px) {
  h1 { font-size: 49px; }
  .device-stage { min-height: 590px; }
  .watch-main { left: 44%; width: 270px; height: 358px; }.watch-main::before,.watch-main::after{width:130px}
  .watch-round { right: -32px; bottom: 92px; }.preset-control { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

@media (forced-colors: active) {
  .button-primary, .preset-control button.is-active, .hero-safety-icon, .round-screen i { border: 2px solid currentColor; }
}