:root {
  color-scheme: dark;
  --ink: #0a0e19;
  --ink-2: #0e1423;
  --ink-3: #151e31;
  --paper: #f5f7f8;
  --paper-2: #ebf0f2;
  --text: #f2f5f7;
  --muted: #a6b0c1;
  --muted-dark: #5d6879;
  --line-dark: rgba(220,232,244,.12);
  --line-light: #dce4e8;
  --mint: #a8f0d0;
  --cyan: #83d9e8;
  --violet: #b7a3ff;
  --amber: #f5c77c;
  --radius: 22px;
  --container: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; background: var(--ink); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 15px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid rgba(131,217,232,.8); outline-offset: 3px; }
::selection { background: rgba(168,240,208,.32); color: #fff; }
.container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: absolute; left: 16px; top: -60px; z-index: 1000; padding: 10px 14px; border-radius: 10px; background: var(--mint); color: var(--ink); font-weight: 700; }
.skip-link:focus { top: 12px; }
.site-header { height: 78px; position: sticky; top: 0; z-index: 100; background: rgba(8,12,23,.87); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(223,235,246,.08); }
.nav-wrap { height: 100%; display: flex; align-items: center; gap: 36px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; color: var(--mint); border: 1px solid rgba(168,240,208,.32); border-radius: 12px; background: linear-gradient(140deg, rgba(168,240,208,.14), rgba(131,217,232,.04)); font-weight: 800; font-size: 19px; }
.brand-mark svg { width: 100%; height: 100%; padding: 2px; }
.brand-name { color: #f3f7f8; letter-spacing: -.06em; font-size: 21px; font-weight: 740; }
.brand-dot { color: var(--mint); }
.primary-nav { display: flex; align-items: center; gap: 27px; margin-left: auto; }
.primary-nav a, .nav-github { color: #bac3d0; font-size: 12px; font-weight: 590; transition: color .2s ease; }
.primary-nav a:hover, .primary-nav a.active, .nav-github:hover { color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 20px; }
.nav-github span { color: var(--mint); }
.nav-toggle { display: none; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 0 20px; border: 1px solid transparent; border-radius: 12px; font-size: 12px; line-height: 1; font-weight: 720; letter-spacing: .01em; cursor: pointer; transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--mint); color: #0a1b19; box-shadow: 0 8px 28px rgba(168,240,208,.12); }
.button-primary:hover { background: #c0f8df; box-shadow: 0 12px 34px rgba(168,240,208,.2); }
.button-quiet { color: #e0e6ee; border-color: rgba(224,235,245,.16); background: rgba(255,255,255,.035); }
.button-quiet:hover { border-color: rgba(168,240,208,.4); background: rgba(255,255,255,.07); }
.button-dark { background: #111a2a; color: #fff; }
.button-dark:hover { background: #1b2940; }
.button-small { min-height: 38px; padding-inline: 15px; border-radius: 9px; font-size: 11px; }
.section { padding: 110px 0; }
.section-light { background: var(--paper); color: var(--ink); }
.section-dark { background: var(--ink); color: var(--text); }
.section-shell { position: relative; overflow: hidden; }
.hero { background: radial-gradient(ellipse at 72% 42%, rgba(62,105,125,.20), transparent 34%), radial-gradient(ellipse at 15% 90%, rgba(88,64,146,.13), transparent 32%), #080c17; padding-top: 94px; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .18; background-image: linear-gradient(rgba(170,194,215,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(170,194,215,.07) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(to bottom, black, transparent 92%); }
.hero-glow { position: absolute; pointer-events: none; border-radius: 50%; filter: blur(2px); }
.hero-glow-one { width: 420px; height: 420px; right: 7%; top: 10%; background: radial-gradient(circle, rgba(105,206,195,.13), transparent 69%); }
.hero-glow-two { width: 280px; height: 280px; left: 28%; bottom: -25%; background: radial-gradient(circle, rgba(142,111,228,.12), transparent 70%); }
.hero-grid { display: grid; grid-template-columns: 1fr 1.02fr; align-items: center; gap: 52px; position: relative; z-index: 1; }
.hero-copy { max-width: 560px; padding-bottom: 10px; }
.eyebrow, .section-kicker, .section-intro .section-kicker { display: inline-flex; align-items: center; gap: 9px; color: #9caabd; font-size: 9px; font-weight: 780; letter-spacing: .17em; }
.eyebrow { color: #b6c2d0; margin-bottom: 26px; }
.eyebrow-pulse, .release-dot { width: 7px; height: 7px; flex: 0 0 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 15px rgba(168,240,208,.75); }
h1, h2, h3, p { margin-top: 0; }
.hero h1 { font-size: clamp(46px, 5.25vw, 67px); line-height: 1.06; letter-spacing: -.065em; font-weight: 730; margin-bottom: 22px; }
.gradient-text { color: transparent; background: linear-gradient(105deg, #b4f4d6 0%, #92e2df 45%, #bbaaff 100%); background-clip: text; -webkit-background-clip: text; }
.hero-lede { max-width: 520px; color: #e3e9ef; font-size: 17px; line-height: 1.55; letter-spacing: -.015em; margin-bottom: 12px; }
.hero-support { max-width: 510px; color: #9eabbd; font-size: 13px; line-height: 1.8; margin-bottom: 26px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; }
.hero-footnote { display: flex; align-items: center; gap: 9px; margin-top: 30px; color: #8997aa; font-size: 10px; letter-spacing: .02em; }
.footnote-icon { width: 19px; height: 19px; display: grid; place-items: center; border: 1px solid rgba(168,240,208,.22); border-radius: 6px; color: var(--mint); }
.hero-visual { min-height: 435px; display: flex; align-items: center; justify-content: center; position: relative; }
.visual-orbit { position: absolute; border: 1px solid rgba(168,240,208,.11); border-radius: 50%; transform: rotate(-28deg); }
.orbit-a { width: 580px; height: 250px; }
.orbit-b { width: 510px; height: 350px; transform: rotate(25deg); border-color: rgba(183,163,255,.13); }
.trace-window { width: min(100%, 490px); position: relative; z-index: 2; overflow: hidden; border: 1px solid rgba(204,226,240,.2); border-radius: 17px; background: linear-gradient(145deg, rgba(23,33,51,.97), rgba(13,20,34,.98)); box-shadow: 0 38px 90px rgba(0,0,0,.45), 0 0 65px rgba(104,181,175,.1); transform: perspective(1000px) rotateY(-5deg) rotateX(2deg); }
.window-topbar { height: 42px; display: flex; align-items: center; justify-content: space-between; padding: 0 15px; border-bottom: 1px solid rgba(220,235,245,.1); color: #8391a5; font-size: 8px; letter-spacing: .12em; font-weight: 750; }
.window-topbar b { color: var(--mint); padding-inline: 3px; }
.window-dots { display: flex; gap: 5px; }
.window-dots i { width: 6px; height: 6px; border-radius: 50%; background: #657184; }
.window-dots i:first-child { background: #d78180; }
.window-dots i:nth-child(2) { background: #e2bb7c; }
.window-dots i:nth-child(3) { background: #8bc9a8; }
.window-live { color: #9ce6c8; display: flex; align-items: center; gap: 6px; }
.window-live i { width: 5px; height: 5px; border-radius: 50%; background: var(--mint); }
.trace-heading { display: flex; align-items: center; justify-content: space-between; padding: 20px 20px 16px; }
.micro-label { color: #8492a5; font-size: 8px; letter-spacing: .13em; }
.trace-heading h3 { color: #f1f4f6; font-size: 19px; letter-spacing: -.04em; margin: 3px 0 1px; }
.trace-heading p { color: #8794a7; font-size: 9px; margin: 0; }
.status-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border-radius: 20px; font-size: 8px; font-weight: 700; }
.status-blocked { background: rgba(245,199,124,.1); color: #f2c77e; border: 1px solid rgba(245,199,124,.2); }
.status-pill i { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.trace-metrics { display: grid; grid-template-columns: repeat(3,1fr); margin: 0 20px; padding: 13px 0; border-block: 1px solid rgba(220,235,245,.1); }
.trace-metrics div { display: flex; flex-direction: column; gap: 5px; }
.trace-metrics div + div { border-left: 1px solid rgba(220,235,245,.1); padding-left: 16px; }
.trace-metrics span { color: #7e8b9f; font-size: 7px; letter-spacing: .1em; font-weight: 800; }
.trace-metrics strong { font-size: 17px; color: #edf2f4; letter-spacing: -.03em; }
.trace-metrics small { font-size: 9px; color: #748298; font-weight: 500; }
.trace-metrics .text-amber { color: var(--amber); font-size: 13px; padding-top: 3px; }
.trace-line { padding: 14px 20px 12px 25px; }
.trace-event { display: grid; grid-template-columns: 12px 1fr auto; align-items: start; gap: 10px; position: relative; padding-bottom: 17px; }
.trace-event:not(.trace-event-last)::before { content: ""; position: absolute; width: 1px; background: rgba(133,168,184,.25); left: 5px; top: 10px; bottom: -1px; }
.event-node { width: 11px; height: 11px; border-radius: 50%; border: 2px solid currentColor; background: #142035; position: relative; z-index: 1; }
.node-green { color: #8ed9ae; box-shadow: 0 0 10px rgba(142,217,174,.17); }
.node-blue { color: #83cfdf; }
.node-amber { color: #e8b96e; }
.event-copy { display: flex; flex-direction: column; gap: 1px; }
.event-copy b { color: #dae2e9; font-size: 10px; font-weight: 650; }
.event-copy small { color: #8090a4; font-size: 8px; }
.trace-event time { color: #718095; font-size: 8px; padding-top: 2px; }
.trace-foot { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid rgba(220,235,245,.1); padding: 11px 20px; color: #8290a4; font-size: 8px; }
.trace-foot > span:first-child { display: flex; align-items: center; gap: 6px; }
.privacy-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--mint); }
.trace-foot b { color: #dbe5eb; }
.floating-chip { position: absolute; z-index: 3; display: flex; align-items: center; gap: 9px; padding: 10px 13px; border: 1px solid rgba(220,235,245,.15); border-radius: 12px; background: rgba(18,28,44,.9); box-shadow: 0 14px 35px rgba(0,0,0,.3); backdrop-filter: blur(12px); }
.floating-chip > span:last-child { display: flex; flex-direction: column; gap: 1px; }
.floating-chip b { color: #e5edf1; font-size: 9px; font-weight: 700; }
.floating-chip small { color: #8292a5; font-size: 8px; }
.chip-icon { display: grid; place-items: center; width: 26px; height: 26px; color: var(--mint); border-radius: 8px; background: rgba(168,240,208,.1); }
.chip-context { top: 30px; right: -9px; }
.chip-guard { bottom: 24px; left: -13px; }
.hero-bottom { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; margin-top: 45px; padding: 23px 0; border-top: 1px solid rgba(220,235,245,.1); color: #738198; font-size: 8px; font-weight: 760; letter-spacing: .13em; }
.stack-list { display: flex; align-items: center; gap: 16px; color: #9ba8b8; }
.stack-list i { width: 3px; height: 3px; border-radius: 50%; background: #6f8490; }
.release-strip { background: #101a27; border-block: 1px solid rgba(168,240,208,.12); }
.release-inner { display: flex; align-items: center; gap: 12px; min-height: 62px; }
.release-inner p { margin: 0; color: #abb8c5; font-size: 10px; flex: 1; }
.release-inner p strong { color: #f4f6f7; }
.release-inner p b { color: var(--mint); font-weight: 720; }
.release-inner a { color: var(--mint); font-size: 9px; font-weight: 700; white-space: nowrap; }
.section-intro { max-width: 650px; margin-bottom: 44px; }
.intro-centered { text-align: center; margin-inline: auto; }
.section-intro .section-kicker { color: #78889b; }
.section-intro h2, .status-grid h2, .security-copy h2, .start-copy h2, .feedback-banner h2, .feedback-alt h2 { margin: 15px 0 13px; font-size: clamp(34px, 4vw, 48px); line-height: 1.13; letter-spacing: -.06em; font-weight: 710; }
.section-light .section-intro h2, .security-copy h2, .feedback-banner h2 { color: #111a29; }
.muted-heading { color: #778494; }
.section-intro > p { max-width: 570px; margin: 0 auto; color: #667384; font-size: 13px; line-height: 1.8; }
.problem-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.problem-card { min-height: 248px; padding: 24px; background: #fff; border: 1px solid #e5eaed; border-radius: 17px; box-shadow: 0 10px 35px rgba(16,33,49,.035); }
.problem-number { color: #8a96a2; font-size: 8px; font-weight: 800; letter-spacing: .14em; }
.problem-icon { width: 40px; height: 40px; display: grid; place-items: center; margin: 24px 0 16px; border-radius: 12px; font-size: 18px; }
.icon-violet { color: #7356cf; background: #f0ebff; }
.icon-mint { color: #23785c; background: #e5f8ef; }
.icon-blue { color: #397d9b; background: #e4f3f8; }
.icon-amber { color: #986d2c; background: #fff3df; }
.problem-card h3 { margin-bottom: 8px; color: #172132; font-size: 16px; letter-spacing: -.03em; }
.problem-card p { color: #6e7a88; font-size: 11px; line-height: 1.8; margin: 0; }
.section-dark .section-intro .section-kicker { color: #8ba198; }
.section-dark .section-intro h2 { color: #f2f6f7; }
.section-dark .section-intro > p { color: #95a3b3; margin-left: 0; }
.capability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.capability-card { min-height: 270px; border: 1px solid rgba(212,229,240,.13); border-radius: 18px; padding: 26px; background: linear-gradient(145deg, rgba(23,34,53,.85), rgba(14,21,35,.92)); position: relative; overflow: hidden; }
.capability-card::after { content: ""; position: absolute; width: 240px; height: 170px; top: -120px; right: -90px; border-radius: 50%; background: rgba(143,226,204,.08); filter: blur(20px); }
.capability-large { grid-row: span 2; min-height: 555px; background: radial-gradient(ellipse at 80% 85%, rgba(106,89,172,.17), transparent 50%), linear-gradient(145deg, #1a263a, #111929); }
.capability-wide { grid-column: span 2; min-height: 220px; }
.capability-top { display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 1; }
.capability-icon { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid rgba(168,240,208,.2); border-radius: 11px; background: rgba(168,240,208,.08); color: var(--mint); font-size: 18px; }
.capability-tag { color: #8392a8; font-size: 8px; letter-spacing: .15em; font-weight: 800; }
.capability-card h3 { position: relative; z-index: 1; color: #eff4f5; font-size: 22px; letter-spacing: -.045em; margin: 27px 0 9px; }
.capability-card p { position: relative; z-index: 1; color: #9aa9b9; font-size: 12px; line-height: 1.8; max-width: 500px; margin-bottom: 17px; }
.feature-list { list-style: none; padding: 0; margin: 24px 0 35px; position: relative; z-index: 1; }
.feature-list li { padding: 9px 0 9px 19px; border-bottom: 1px solid rgba(220,235,245,.09); color: #c3ced8; font-size: 11px; position: relative; }
.feature-list li::before { content: "✓"; position: absolute; left: 0; color: var(--mint); }
.mini-flow { display: flex; flex-wrap: wrap; gap: 8px; position: relative; z-index: 1; }
.mini-flow span { padding: 8px 10px; border: 1px solid rgba(168,240,208,.18); border-radius: 8px; background: rgba(168,240,208,.05); color: #b5e9d3; font-size: 8px; font-weight: 780; letter-spacing: .08em; }
.mini-flow i { align-self: center; color: #75869a; font-size: 10px; font-style: normal; }
.text-link { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 9px; margin-top: 3px; color: var(--mint); font-size: 10px; font-weight: 730; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }
.text-link-dark { color: #246e58; }
.deployment-tags { display: flex; flex-wrap: wrap; gap: 8px; position: relative; z-index: 1; }
.deployment-tags span { padding: 7px 10px; border: 1px solid rgba(220,235,245,.12); border-radius: 7px; color: #b6c2d0; font-size: 9px; }
.architecture-flow { display: grid; grid-template-columns: 1fr 90px 1.2fr 90px 1fr; align-items: center; gap: 0; }
.architecture-client, .architecture-synapse, .architecture-data { min-height: 220px; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; border: 1px solid #dce5e9; border-radius: 16px; padding: 22px 14px; background: #fff; box-shadow: 0 14px 34px rgba(24,49,68,.04); }
.architecture-synapse { min-height: 248px; border-color: #bbdfd0; background: linear-gradient(150deg, #f0fbf6, #fff); box-shadow: 0 15px 40px rgba(72,151,121,.1); }
.architecture-label { color: #84919e; font-size: 7px; font-weight: 820; letter-spacing: .14em; }
.architecture-app-mark, .synapse-core-mark, .database-icon { display: grid; place-items: center; width: 42px; height: 42px; margin: 16px 0 11px; border-radius: 13px; background: #eff2f5; color: #455368; font-size: 19px; }
.synapse-core-mark { background: #dff7eb; color: #247653; font-weight: 800; }
.database-icon { color: #5d8292; background: #eaf4f7; }
.architecture-flow h3 { margin-bottom: 4px; color: #1a2635; font-size: 14px; letter-spacing: -.025em; }
.architecture-flow p { color: #71808d; font-size: 9px; margin-bottom: 12px; }
.app-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px; }
.app-chips span { color: #596a7a; background: #f3f6f7; border-radius: 5px; padding: 4px 6px; font-size: 8px; }
.synapse-modules { display: grid; width: 100%; gap: 5px; margin-top: 10px; }
.synapse-modules span { background: #e4f5ed; padding: 6px; border-radius: 6px; color: #39745d; font-size: 8px; font-weight: 650; }
.data-note { color: #79929a; font-size: 8px; margin-top: 6px; }
.architecture-connector { display: flex; flex-direction: column; align-items: center; gap: 9px; color: #738391; font-size: 8px; font-weight: 750; letter-spacing: .05em; }
.architecture-connector i { width: 100%; height: 1px; background: #c9d6dc; position: relative; }
.architecture-connector i::after { content: ""; position: absolute; right: 0; top: -3px; width: 6px; height: 6px; border-top: 1px solid #91a6b1; border-right: 1px solid #91a6b1; transform: rotate(45deg); }
.architecture-caption { text-align: center; color: #8b98a3; font-size: 9px; margin: 22px 0 0; }
.start-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 72px; }
.start-copy .section-kicker, .status-grid .section-kicker { color: #8ba198; }
.start-copy h2 { color: #f2f6f7; margin-top: 15px; }
.start-copy > p { color: #99a8b8; font-size: 12px; line-height: 1.85; margin-bottom: 23px; max-width: 440px; }
.start-copy .start-note { color: #74849a; font-size: 9px; margin-top: 15px; margin-bottom: 0; }
.code-card { padding: 21px; border: 1px solid rgba(215,231,241,.15); border-radius: 17px; background: #101a2a; box-shadow: 0 25px 60px rgba(0,0,0,.2); }
.code-card-head, .code-panel-head { display: flex; align-items: center; justify-content: space-between; color: #90a1b5; font-size: 8px; letter-spacing: .12em; font-weight: 800; }
.code-card-head > span { display: flex; align-items: center; gap: 8px; }
.terminal-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); }
.terminal-dot-blue { background: var(--cyan); }
.copy-button { border: 1px solid rgba(220,235,245,.15); background: rgba(255,255,255,.04); color: #b7c4d2; border-radius: 6px; padding: 5px 9px; font-size: 8px; cursor: pointer; }
.copy-button:hover { border-color: rgba(168,240,208,.45); color: #fff; }
.code-card pre, .code-panel pre { overflow-x: auto; white-space: pre; margin: 13px 0 0; }
.code-card code, .code-panel code { color: #c6d4e1; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 10px; line-height: 1.85; }
.code-divider { height: 1px; margin: 19px 0; background: rgba(220,235,245,.1); }
.code-card-foot { display: flex; align-items: center; gap: 8px; color: #8495a6; font-size: 8px; margin-top: 17px; }
.code-check { color: var(--mint); }
.security-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; }
.security-copy > p { color: #687787; font-size: 12px; line-height: 1.85; max-width: 340px; margin-bottom: 23px; }
.security-points { border-top: 1px solid #dce4e8; }
.security-points article { display: grid; grid-template-columns: 48px 1fr; gap: 15px; padding: 20px 0; border-bottom: 1px solid #dce4e8; }
.security-symbol { color: #6f8a85; font-size: 10px; font-weight: 800; padding-top: 3px; }
.security-points h3 { color: #172333; font-size: 13px; margin-bottom: 5px; }
.security-points p { color: #667586; font-size: 10px; line-height: 1.8; margin: 0; }
.security-points code, .docs-content code, .note code { color: #315e58; background: rgba(54,136,103,.08); padding: 1px 4px; border-radius: 4px; font-family: ui-monospace, monospace; font-size: .92em; }
.status-section { background: radial-gradient(ellipse at 80% 30%, rgba(75,134,119,.14), transparent 45%), #0b111f; }
.status-grid { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 70px; }
.status-grid h2 { color: #f2f6f7; }
.status-grid > div:first-child > p { color: #95a4b4; font-size: 12px; line-height: 1.85; max-width: 420px; }
.status-card { border: 1px solid rgba(220,235,245,.15); border-radius: 16px; background: rgba(20,30,47,.8); padding: 21px 23px; }
.status-row { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 11px 0; border-bottom: 1px solid rgba(220,235,245,.1); color: #aab7c5; font-size: 10px; }
.status-row strong { color: #e4f2eb; font-size: 10px; }
.status-row em { color: #edc57f; font-size: 9px; font-style: normal; }
.status-foot { padding-top: 14px; color: #8f9cac; font-size: 9px; line-height: 1.7; }
.status-foot a { color: var(--mint); text-decoration: underline; text-underline-offset: 3px; }
.feedback-cta { background: var(--paper-2); padding: 75px 0; }
.feedback-banner { display: grid; grid-template-columns: 60px 1fr auto; align-items: center; gap: 25px; padding: 38px 42px; border: 1px solid #dce4e7; border-radius: 19px; background: #fff; box-shadow: 0 16px 40px rgba(21,41,58,.04); }
.feedback-spark { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 16px; background: #e5f8ef; color: #247858; font-size: 25px; }
.feedback-banner h2 { font-size: clamp(27px,3vw,36px); margin: 10px 0 8px; }
.feedback-banner p { max-width: 620px; color: #697889; font-size: 11px; line-height: 1.8; margin: 0; }
.feedback-banner .section-kicker { color: #6d867a; }
.site-footer { background: #080c17; border-top: 1px solid rgba(220,235,245,.08); }
.footer-main { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 50px; padding-top: 48px; padding-bottom: 42px; }
.footer-brand p { max-width: 210px; color: #8290a2; font-size: 10px; line-height: 1.8; margin-top: 13px; }
.footer-column { display: flex; flex-direction: column; gap: 10px; }
.footer-column b { color: #8594a7; font-size: 8px; letter-spacing: .14em; margin-bottom: 4px; }
.footer-column a { color: #a8b4c2; font-size: 9px; }
.footer-column a:hover { color: var(--mint); }
.footer-bottom { min-height: 58px; display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid rgba(220,235,245,.09); color: #768498; font-size: 8px; }
.footer-home, .footer-bottom a { color: #a9b9c7; }

/* Documentation */
.docs-hero { padding: 61px 0 76px; background: radial-gradient(ellipse at 70% 30%, rgba(87,133,137,.16), transparent 40%), #0b111f; }
.breadcrumb { display: flex; align-items: center; gap: 9px; margin-bottom: 32px; color: #8492a5; font-size: 9px; }
.breadcrumb a { color: var(--mint); }
.docs-hero .section-kicker, .feedback-hero .section-kicker { color: #95b6a9; }
.docs-hero h1, .feedback-hero h1 { margin: 16px 0 16px; font-size: clamp(43px,5vw,61px); line-height: 1.08; letter-spacing: -.065em; }
.docs-hero > .container > p, .feedback-hero-inner > p { color: #a2afbd; font-size: 13px; line-height: 1.85; max-width: 610px; margin-bottom: 22px; }
.docs-hero-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.docs-hero-meta span { padding: 6px 9px; border: 1px solid rgba(220,235,245,.14); border-radius: 7px; color: #bdc9d4; font-size: 8px; }
.docs-body { padding-top: 66px; }
.docs-layout { display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 65px; align-items: start; }
.docs-sidebar { position: sticky; top: 108px; display: flex; flex-direction: column; gap: 4px; padding: 17px 0; border-top: 1px solid #dce4e8; }
.docs-sidebar b { margin-bottom: 9px; color: #87939f; font-size: 8px; letter-spacing: .14em; }
.docs-sidebar a { padding: 7px 9px; border-radius: 6px; color: #657384; font-size: 10px; }
.docs-sidebar a:hover, .docs-sidebar a.active { color: #245d4c; background: #e6f4ed; }
.docs-content { min-width: 0; max-width: 820px; }
.docs-section { padding: 0 0 48px; margin-bottom: 46px; border-bottom: 1px solid #dce4e8; scroll-margin-top: 102px; }
.docs-index { color: #6b9280; font-size: 8px; font-weight: 800; letter-spacing: .15em; }
.docs-section h2 { color: #172233; font-size: 27px; letter-spacing: -.045em; margin: 10px 0 12px; }
.docs-section > p { color: #657485; font-size: 11px; line-height: 1.9; }
.docs-section a { color: #286e56; text-decoration: underline; text-underline-offset: 3px; }
.version-callout { display: grid; grid-template-columns: 34px 1fr; gap: 14px; padding: 20px; margin: 20px 0; border: 1px solid #cde5d8; border-radius: 13px; background: #f0faf4; }
.version-callout-icon { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; color: #226b4e; background: #d8f1e3; font-weight: 800; }
.version-callout h3 { color: #214636; font-size: 13px; margin-bottom: 8px; }
.version-callout p { color: #557064; font-size: 10px; line-height: 1.8; margin-bottom: 6px; }
.step-block { margin-top: 27px; }
.step-heading { display: flex; gap: 13px; align-items: flex-start; margin-bottom: 13px; }
.step-heading > span { width: 27px; height: 27px; flex: 0 0 27px; display: grid; place-items: center; border-radius: 8px; background: #e3f5eb; color: #256d50; font-size: 10px; font-weight: 800; }
.step-heading h3 { color: #1c2a3b; font-size: 14px; margin: 0 0 3px; }
.step-heading p { color: #7c8996; font-size: 9px; margin: 0; }
.code-panel { padding: 15px 17px; margin: 10px 0; background: #101a2a; border: 1px solid #1d2a3d; border-radius: 11px; }
.code-panel-head { color: #90a2b6; }
.code-panel code { color: #c7d4e1; font-size: 9px; }
.docs-section .note { margin: 15px 0; padding: 14px 16px; border-radius: 9px; font-size: 10px; line-height: 1.8; }
.note-warning { background: #fff7e8; border: 1px solid #f0dfbb; color: #7e6537; }
.note-warning strong { color: #705322; }
kbd { padding: 2px 5px; border: 1px solid #cbd4db; border-radius: 4px; background: #fff; font-size: 9px; }
.endpoint-list { margin: 18px 0; border: 1px solid #dce4e8; border-radius: 11px; overflow: hidden; }
.endpoint-list > div { display: grid; grid-template-columns: 44px 1fr; gap: 8px 12px; padding: 12px 14px; border-bottom: 1px solid #e5eaed; }
.endpoint-list > div:last-child { border: 0; }
.endpoint-list > div > span { align-self: center; color: #287452; font-size: 8px; font-weight: 850; }
.endpoint-list code { color: #243446; background: transparent; font-size: 9px; }
.endpoint-list small { grid-column: 2; color: #7c8995; font-size: 8px; }
.checklist-card { margin: 17px 0; padding: 19px 21px; background: #fff; border: 1px solid #dce4e8; border-radius: 12px; }
.checklist-card h3 { color: #1d2c3b; font-size: 13px; margin-bottom: 12px; }
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { position: relative; padding: 6px 0 6px 21px; color: #647485; font-size: 10px; line-height: 1.7; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: #27815c; font-weight: 800; }
.security-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 17px 0; }
.security-detail-grid article { padding: 15px; border: 1px solid #dce4e8; border-radius: 10px; background: #fff; }
.security-detail-grid h3 { color: #1b2939; font-size: 11px; margin-bottom: 6px; }
.security-detail-grid p { color: #6a7888; font-size: 9px; line-height: 1.8; margin: 0; }
.faq-list { border-top: 1px solid #dce4e8; }
.faq-list details { padding: 14px 2px; border-bottom: 1px solid #dce4e8; }
.faq-list summary { display: flex; justify-content: space-between; align-items: center; cursor: pointer; color: #243245; font-size: 11px; font-weight: 680; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: #34785e; font-size: 17px; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { max-width: 680px; color: #687789; font-size: 10px; line-height: 1.8; margin: 10px 0 0; }
.reference-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.reference-grid a { display: flex; flex-direction: column; gap: 4px; padding: 14px; border: 1px solid #dce4e8; border-radius: 9px; background: #fff; text-decoration: none; }
.reference-grid a:hover { border-color: #98c8ae; transform: translateY(-1px); }
.reference-grid b { color: #1b2938; font-size: 10px; }
.reference-grid span { color: #778593; font-size: 8px; }
.docs-help { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 25px; border: 1px solid #cfe4d8; border-radius: 13px; background: #eff9f3; }
.docs-help h2 { margin: 8px 0; color: #20372c; font-size: 21px; letter-spacing: -.04em; }
.docs-help p { max-width: 450px; color: #63776c; font-size: 9px; margin: 0; }
.docs-help .section-kicker { color: #54836c; }
.docs-help .button { flex: 0 0 auto; }
.docs-sidebar a.active { box-shadow: inset 2px 0 #3a8967; }

/* Feedback */
.feedback-hero { padding: 47px 0 66px; position: relative; overflow: hidden; background: radial-gradient(ellipse at 78% 50%, rgba(70,131,123,.18), transparent 42%), #0b111f; }
.feedback-hero-inner { position: relative; }
.feedback-hero .breadcrumb { margin-bottom: 28px; }
.feedback-hero h1 { max-width: 760px; }
.feedback-hero-inner > p { max-width: 580px; margin-bottom: 20px; }
.feedback-orb { position: absolute; right: 10%; top: 76px; width: 165px; height: 165px; display: grid; place-items: center; border: 1px solid rgba(168,240,208,.25); border-radius: 50%; color: var(--mint); font-size: 59px; background: radial-gradient(circle, rgba(168,240,208,.12), rgba(168,240,208,.015) 70%); box-shadow: 0 0 75px rgba(89,193,155,.11), inset 0 0 35px rgba(168,240,208,.08); }
.feedback-reassurance { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; color: #9baaba; font-size: 9px; }
.feedback-reassurance span { color: var(--mint); font-weight: 900; }
.feedback-reassurance i { width: 3px; height: 3px; border-radius: 50%; background: #637385; }
.feedback-form-section { padding-top: 74px; }
.feedback-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; align-items: start; }
.feedback-side-note { position: sticky; top: 115px; }
.feedback-side-note .section-kicker, .form-topline .section-kicker { color: #678e79; }
.feedback-side-note h2 { color: #1b2939; font-size: 29px; line-height: 1.16; letter-spacing: -.05em; margin: 13px 0; }
.feedback-side-note > p { color: #697888; font-size: 11px; line-height: 1.85; margin-bottom: 25px; }
.feedback-prompt-card { display: flex; gap: 12px; align-items: center; padding: 14px 0; border-top: 1px solid #dce4e8; }
.prompt-number { color: #6c967e; font-size: 10px; font-weight: 850; }
.feedback-prompt-card div { display: flex; flex-direction: column; gap: 1px; }
.feedback-prompt-card b { color: #293749; font-size: 10px; }
.feedback-prompt-card small { color: #88939e; font-size: 8px; }
.feedback-form { color-scheme: light; padding: 28px; border: 1px solid #dce4e8; border-radius: 16px; background: #fff; box-shadow: 0 15px 40px rgba(22,43,58,.045); }
.form-topline { display: flex; justify-content: space-between; gap: 15px; align-items: center; padding-bottom: 19px; margin-bottom: 17px; border-bottom: 1px solid #e3e9ec; }
.form-topline h2 { color: #1a2738; font-size: 22px; letter-spacing: -.04em; margin: 6px 0 0; }
.optional-label { color: #8c98a4; font-size: 7px; font-weight: 800; letter-spacing: .13em; }
.feedback-form label { display: block; margin: 17px 0 7px; color: #2d3c4c; font-size: 10px; font-weight: 700; }
.feedback-form input, .feedback-form select, .feedback-form textarea { width: 100%; border: 1px solid #d9e2e6; border-radius: 8px; background: #fbfcfc; color: #243447; font-size: 10px; padding: 11px 12px; }
.feedback-form input::placeholder, .feedback-form textarea::placeholder { color: #a1abb5; }
.feedback-form textarea { resize: vertical; min-height: 84px; line-height: 1.65; }
.feedback-form select { appearance: auto; }
.field-hint { display: block; margin-top: 6px; color: #8a96a2; font-size: 8px; line-height: 1.7; }
.form-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.form-actions .button { min-height: 43px; font-size: 10px; }
.form-status { color: #708092; font-size: 8px; margin: 10px 0 0; min-height: 18px; }
.privacy-note { display: grid; grid-template-columns: 23px 1fr; gap: 10px; margin-top: 16px; padding: 13px; border-radius: 9px; background: #f0f7f3; }
.privacy-lock { color: #39745a; font-size: 15px; }
.privacy-note p { color: #62786b; font-size: 8px; line-height: 1.8; margin: 0; }
.privacy-note strong { color: #365c47; }
.feedback-alt { padding: 75px 0; }
.feedback-alt-inner { display: grid; grid-template-columns: .7fr 1.3fr; gap: 55px; align-items: start; }
.feedback-alt h2 { color: #f1f5f6; font-size: 32px; }
.feedback-alt .section-kicker { color: #87a997; }
.feedback-channels { display: grid; gap: 8px; }
.feedback-channels a { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 15px 17px; border: 1px solid rgba(220,235,245,.14); border-radius: 9px; background: rgba(255,255,255,.025); }
.feedback-channels a:hover { border-color: rgba(168,240,208,.35); }
.feedback-channels b { color: #e4ecef; font-size: 10px; }
.feedback-channels span { color: #8998aa; font-size: 8px; text-align: right; }

/* Motion and responsive layouts */
@media (prefers-reduced-motion: no-preference) {
  .hero-glow-one { animation: breathe 9s ease-in-out infinite alternate; }
  .hero-glow-two { animation: breathe 12s ease-in-out infinite alternate-reverse; }
  .floating-chip { animation: float 6s ease-in-out infinite; }
  .chip-guard { animation-delay: -2.7s; }
  .reveal { animation: rise-in .6s ease both; }
}
@keyframes breathe { from { transform: scale(.94); opacity: .65; } to { transform: scale(1.08); opacity: 1; } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
@keyframes rise-in { from { opacity: .35; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 980px) {
  .nav-wrap { gap: 20px; }
  .primary-nav { gap: 15px; }
  .primary-nav a { font-size: 10px; }
  .hero-grid { gap: 20px; grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: clamp(43px,5.3vw,57px); }
  .hero-visual { min-height: 380px; }
  .chip-context { right: -4px; }
  .chip-guard { left: -2px; }
  .start-grid, .security-layout, .status-grid { gap: 42px; }
  .docs-layout { gap: 35px; }
  .feedback-layout { gap: 38px; }
}
@media (max-width: 760px) {
  .container { width: min(100% - 34px, var(--container)); }
  .site-header { height: 68px; }
  .nav-wrap { justify-content: space-between; }
  .nav-toggle { width: 39px; height: 39px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 5px; order: 3; margin-left: auto; border: 1px solid rgba(220,235,245,.15); border-radius: 9px; background: transparent; cursor: pointer; }
  .nav-toggle span { width: 15px; height: 1px; background: #e7edf0; }
  .primary-nav { display: none; position: absolute; top: 67px; left: 0; right: 0; padding: 15px 24px 20px; background: #0c1321; border-bottom: 1px solid rgba(220,235,245,.12); flex-direction: column; align-items: stretch; gap: 0; }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 11px 0; font-size: 12px; border-bottom: 1px solid rgba(220,235,245,.07); }
  .nav-actions { margin-left: auto; gap: 12px; }
  .nav-github { display: none; }
  .nav-actions .button { display: none; }
  .hero { padding-top: 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 18px; }
  .hero-copy { max-width: 620px; }
  .hero h1 { font-size: clamp(44px,10vw,62px); }
  .hero-lede { font-size: 15px; }
  .hero-visual { min-height: 370px; margin: 4px 0 0; }
  .trace-window { transform: none; }
  .floating-chip { transform: scale(.9); }
  .chip-context { top: 8px; right: -4px; }
  .chip-guard { bottom: 3px; left: -6px; }
  .hero-bottom { margin-top: 22px; flex-direction: column; align-items: flex-start; gap: 13px; }
  .stack-list { gap: 9px; flex-wrap: wrap; font-size: 7px; }
  .release-inner { flex-wrap: wrap; padding: 14px 0; gap: 8px; }
  .release-inner p { flex-basis: calc(100% - 24px); }
  .release-inner a { margin-left: 19px; }
  .section { padding: 78px 0; }
  .section-intro { margin-bottom: 30px; }
  .section-intro h2, .status-grid h2, .security-copy h2, .start-copy h2 { font-size: 36px; }
  .problem-grid { grid-template-columns: 1fr; }
  .problem-card { min-height: auto; }
  .problem-icon { margin: 16px 0 12px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-large, .capability-wide { grid-column: auto; grid-row: auto; min-height: auto; }
  .capability-card { min-height: auto; }
  .capability-large { min-height: 410px; }
  .architecture-flow { grid-template-columns: 1fr; gap: 9px; max-width: 430px; margin-inline: auto; }
  .architecture-client, .architecture-synapse, .architecture-data { min-height: auto; padding: 21px; }
  .architecture-connector { height: 34px; flex-direction: row; justify-content: center; }
  .architecture-connector i { width: 40px; transform: rotate(90deg); }
  .architecture-connector i::after { display: none; }
  .start-grid, .security-layout, .status-grid, .feedback-layout, .feedback-alt-inner { grid-template-columns: 1fr; gap: 33px; }
  .start-copy > p { max-width: 600px; }
  .security-layout { gap: 25px; }
  .feedback-banner { grid-template-columns: 45px 1fr; padding: 25px; gap: 15px; }
  .feedback-spark { width: 42px; height: 42px; font-size: 20px; }
  .feedback-banner .button { grid-column: 2; justify-self: start; margin-top: 5px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 29px; }
  .footer-brand { grid-column: span 2; }
  .docs-layout { grid-template-columns: 1fr; gap: 20px; }
  .docs-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 2px; padding: 12px 0; }
  .docs-sidebar b { grid-column: span 2; }
  .docs-content { max-width: none; }
  .docs-hero { padding: 42px 0 55px; }
  .docs-body { padding-top: 42px; }
  .feedback-hero { padding: 30px 0 50px; }
  .feedback-orb { width: 90px; height: 90px; right: 4px; top: 85px; font-size: 33px; opacity: .7; }
  .feedback-side-note { position: static; }
  .feedback-form { padding: 21px; }
  .feedback-channels a { align-items: flex-start; flex-direction: column; gap: 4px; }
  .feedback-channels span { text-align: left; }
  .docs-help { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 430px) {
  .container { width: calc(100% - 28px); }
  .brand-name { font-size: 19px; }
  .hero h1 { font-size: 43px; }
  .hero-visual { min-height: 345px; }
  .trace-window { width: 100%; }
  .trace-heading { padding-inline: 13px; }
  .trace-metrics { margin-inline: 13px; }
  .trace-line { padding-inline: 15px; }
  .trace-foot { padding-inline: 13px; }
  .status-pill { font-size: 7px; }
  .floating-chip { padding: 8px; }
  .floating-chip b { font-size: 8px; }
  .floating-chip small { font-size: 7px; }
  .chip-icon { width: 22px; height: 22px; }
  .stack-list { gap: 7px; }
  .stack-list i { display: none; }
  .footer-bottom { min-height: 70px; flex-wrap: wrap; justify-content: flex-start; padding: 12px 0; }
  .security-detail-grid, .reference-grid { grid-template-columns: 1fr; }
  .form-topline { align-items: flex-start; flex-direction: column; }
  .form-actions { flex-direction: column; }
  .form-actions .button { width: 100%; }
}