:root {
  --ink: #08131d;
  --ink-soft: #263847;
  --navy: #071722;
  --navy-2: #0b2230;
  --cyan: #3dd7e7;
  --cyan-bright: #73eff6;
  --ice: #eafcfd;
  --paper: #f5f8f8;
  --white: #fff;
  --line: #dbe5e7;
  --muted: #657782;
  --green: #2fd29d;
  --red: #e76262;
  --shadow: 0 24px 70px rgba(4, 25, 36, .12);
  --radius: 18px;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
code { font-family: var(--mono); }
.site-shell { overflow: hidden; }

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 50%;
  display: flex;
  width: min(1380px, calc(100% - 64px));
  height: 92px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.12);
  color: var(--white);
  transform: translateX(-50%);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 21px;
  font-weight: 760;
  letter-spacing: -.03em;
}
.brand-mark { display: grid; width: 31px; height: 31px; place-items: center; }
.brand-mark svg { width: 100%; fill: none; stroke: var(--cyan); stroke-linejoin: round; stroke-width: 1.8; }
.brand-mark svg path + path { opacity: .6; stroke-width: 1.2; }
.main-nav { display: flex; align-items: center; gap: 34px; }
.main-nav > a {
  color: rgba(255,255,255,.72);
  font-size: 14px;
  font-weight: 600;
  transition: color .2s ease;
}
.main-nav > a:hover { color: var(--white); }
.main-nav .nav-cta {
  display: inline-flex;
  height: 42px;
  align-items: center;
  gap: 12px;
  padding: 0 17px;
  border: 1px solid rgba(115,239,246,.35);
  border-radius: 7px;
  color: var(--white);
  background: rgba(61,215,231,.08);
}
.main-nav .nav-cta:hover { border-color: var(--cyan); background: rgba(61,215,231,.14); }
.nav-toggle { display: none; }

.hero {
  position: relative;
  display: grid;
  min-height: 790px;
  grid-template-columns: minmax(0, 1.03fr) minmax(470px, .97fr);
  gap: clamp(50px, 8vw, 120px);
  align-items: center;
  padding: 150px max(48px, calc((100vw - 1380px)/2)) 85px;
  color: var(--white);
  background:
    radial-gradient(circle at 80% 18%, rgba(40,179,197,.19), transparent 31%),
    linear-gradient(118deg, #06141e 0%, #092433 64%, #09202c 100%);
}
.hero::after {
  position: absolute;
  right: -150px;
  bottom: -260px;
  width: 600px;
  height: 600px;
  border: 1px solid rgba(104,231,240,.12);
  border-radius: 50%;
  box-shadow: 0 0 0 85px rgba(104,231,240,.025), 0 0 0 170px rgba(104,231,240,.018);
  content: "";
}
.hero-glow {
  position: absolute;
  top: 0;
  left: 17%;
  width: 1px;
  height: 100%;
  background: linear-gradient(transparent, rgba(61,215,231,.12), transparent);
}
.hero-copy { position: relative; z-index: 2; max-width: 720px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  color: var(--cyan-bright);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow span { width: 28px; height: 1px; background: currentColor; }
.eyebrow.dark { color: #178b9b; }
.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(54px, 5.2vw, 82px);
  font-weight: 660;
  letter-spacing: -.058em;
  line-height: .98;
}
.hero h1 em { display: block; color: var(--cyan-bright); font-style: normal; }
.hero-lead {
  max-width: 650px;
  margin: 29px 0 0;
  color: rgba(255,255,255,.69);
  font-size: 19px;
  line-height: 1.65;
}
.hero-actions { display: flex; gap: 13px; margin-top: 36px; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 0 23px;
  border: 0;
  border-radius: 7px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 720;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: #03151c; background: var(--cyan); }
.button-primary:hover { background: var(--cyan-bright); }
.button-secondary { border: 1px solid rgba(255,255,255,.22); color: var(--white); background: transparent; }
.button-secondary:hover { border-color: rgba(255,255,255,.48); background: rgba(255,255,255,.05); }
.button-light { color: var(--ink); background: var(--white); }
.hero-proof { display: flex; gap: 0; margin-top: 52px; }
.hero-proof div {
  display: flex;
  max-width: 170px;
  flex: 1;
  flex-direction: column;
  padding: 0 24px;
  border-left: 1px solid rgba(255,255,255,.14);
}
.hero-proof div:first-child { padding-left: 0; border-left: 0; }
.hero-proof strong { color: var(--white); font-size: 25px; font-weight: 650; letter-spacing: -.04em; }
.hero-proof span { margin-top: 4px; color: rgba(255,255,255,.48); font-size: 11px; line-height: 1.4; text-transform: uppercase; }

.hero-console {
  position: relative;
  z-index: 2;
  overflow: hidden;
  max-width: 610px;
  border: 1px solid rgba(116,225,234,.2);
  border-radius: 14px;
  background: rgba(2,13,20,.62);
  box-shadow: 0 40px 120px rgba(0,0,0,.4);
  backdrop-filter: blur(18px);
}
.console-top { display: flex; height: 53px; align-items: center; gap: 18px; padding: 0 18px; border-bottom: 1px solid rgba(255,255,255,.09); color: rgba(255,255,255,.53); font-family: var(--mono); font-size: 11px; }
.console-dots { display: flex; gap: 5px; }
.console-dots i { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,.2); }
.live-pill { display: flex; align-items: center; gap: 6px; margin-left: auto; color: var(--green); }
.live-pill i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 4px rgba(47,210,157,.1); }
.console-code { min-height: 267px; padding: 28px; color: #d7e9eb; font-family: var(--mono); font-size: 13px; line-height: 2; }
.code-muted { color: #69828a; }
.code-cyan, .code-key { color: #7aeaf3; }
.code-string { color: #a9d7b5; }
.console-result { display: flex; align-items: center; gap: 12px; margin: 0 20px 20px; padding: 15px; border: 1px solid rgba(47,210,157,.18); border-radius: 9px; background: rgba(47,210,157,.07); }
.result-icon { display: grid; width: 30px; height: 30px; place-items: center; border-radius: 50%; color: var(--green); background: rgba(47,210,157,.12); }
.console-result strong, .console-result span { display: block; }
.console-result strong { font-size: 12px; }
.console-result span { margin-top: 3px; color: rgba(255,255,255,.48); font-size: 10px; }
.result-time { margin-left: auto; color: var(--green); font-family: var(--mono); font-size: 11px; }
.console-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.09); }
.console-grid div { padding: 18px 20px; }
.console-grid div + div { border-left: 1px solid rgba(255,255,255,.09); }
.console-grid span, .console-grid strong { display: block; }
.console-grid span { color: rgba(255,255,255,.35); font-size: 9px; letter-spacing: .11em; text-transform: uppercase; }
.console-grid strong { margin-top: 6px; color: rgba(255,255,255,.78); font-family: var(--mono); font-size: 10px; font-weight: 500; }

.trust-strip {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 20px 32px;
  color: #53707a;
  background: var(--white);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: .14em;
}
.trust-strip i { width: 3px; height: 3px; border-radius: 50%; background: #9ab0b6; }

.section { padding: 120px max(48px, calc((100vw - 1240px)/2)); }
.section-heading { max-width: 820px; }
.section-heading h2, .models-intro h2, .architecture-copy h2 {
  margin: 0;
  font-size: clamp(38px, 4vw, 57px);
  font-weight: 640;
  letter-spacing: -.048em;
  line-height: 1.08;
}
.section-heading.centered { margin: 0 auto 64px; text-align: center; }
.section-heading.centered .eyebrow { justify-content: center; }
.section-heading.centered p { max-width: 610px; margin: 22px auto 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.problem-section { background: var(--white); }
.problem-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; margin-top: 70px; }
.problem-statement { color: var(--ink-soft); font-size: 19px; line-height: 1.72; }
.problem-statement p { margin: 0 0 22px; }
.cost-card { overflow: hidden; padding: 10px 30px 22px; border: 1px solid var(--line); border-radius: var(--radius); background: #f8fbfb; box-shadow: var(--shadow); }
.cost-card-label { margin: 0 -30px 8px; padding: 18px 30px; border-bottom: 1px solid var(--line); color: #69818a; font-size: 10px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.cost-line { display: flex; justify-content: space-between; padding: 15px 0; border-bottom: 1px solid var(--line); color: #5f737c; font-size: 13px; }
.cost-line strong { color: #b54c4c; font-family: var(--mono); font-size: 11px; text-transform: uppercase; }
.cost-total { display: flex; align-items: end; justify-content: space-between; padding: 25px 0 16px; }
.cost-total span { font-size: 14px; font-weight: 680; }
.cost-total strong { color: #118d78; font-size: 34px; letter-spacing: -.05em; }
.cost-card small { color: #829198; font-size: 10px; }

.platform-section { background: var(--paper); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { position: relative; min-height: 310px; padding: 31px; border: 1px solid var(--line); border-radius: 13px; background: rgba(255,255,255,.72); }
.feature-card-wide { grid-column: span 2; }
.feature-number { position: absolute; top: 24px; right: 26px; color: #9aabb0; font-family: var(--mono); font-size: 10px; }
.feature-icon { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid #bcebf0; border-radius: 10px; color: #118b9b; background: #ebfbfc; font-family: var(--mono); font-size: 19px; }
.feature-card h3 { margin: 28px 0 12px; font-size: 20px; letter-spacing: -.025em; }
.feature-card p { max-width: 560px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.feature-card > code { display: inline-block; margin-top: 28px; padding: 10px 13px; border-radius: 6px; color: #0d7582; background: #edf7f8; font-size: 11px; }
.feature-card p code { color: #127f8d; }
.feature-link { display: block; margin-top: 22px; color: #087f8e; font-size: 12px; font-weight: 720; }
.feature-link.compact { margin-top: 8px; }
.feature-link:hover { color: #045c67; }

.privacy-section { color: var(--white); background: #09202c; }
.privacy-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: end; }
.privacy-intro h2 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(38px, 4vw, 57px);
  font-weight: 640;
  letter-spacing: -.048em;
  line-height: 1.08;
}
.privacy-intro p { margin: 0 0 22px; color: rgba(255,255,255,.61); font-size: 16px; line-height: 1.75; }
.privacy-intro .text-link { color: var(--cyan-bright); }
.privacy-modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 65px; }
.privacy-modes article { min-height: 300px; padding: 29px; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; background: rgba(255,255,255,.035); }
.privacy-modes article.featured { border-color: rgba(61,215,231,.42); background: rgba(61,215,231,.08); }
.privacy-mode-label { color: var(--cyan); font-family: var(--mono); font-size: 9px; letter-spacing: .11em; }
.privacy-modes h3 { margin: 48px 0 13px; font-size: 20px; letter-spacing: -.025em; }
.privacy-modes p { margin: 0; color: rgba(255,255,255,.55); font-size: 13px; line-height: 1.7; }
.privacy-modes code { display: inline-block; margin-top: 25px; padding: 9px 11px; border-radius: 5px; color: var(--cyan-bright); background: rgba(0,0,0,.18); font-size: 10px; }
.privacy-proof { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 20px; border: 1px solid rgba(255,255,255,.11); border-radius: 10px; }
.privacy-proof div { min-height: 125px; padding: 24px; border-left: 1px solid rgba(255,255,255,.11); }
.privacy-proof div:first-child { border-left: 0; }
.privacy-proof strong, .privacy-proof span { display: block; }
.privacy-proof strong { color: rgba(255,255,255,.9); font-size: 13px; }
.privacy-proof span { margin-top: 9px; color: rgba(255,255,255,.43); font-size: 10px; line-height: 1.5; }
.privacy-runtime { display: grid; grid-template-columns: .75fr 1.25fr; gap: 35px; align-items: center; margin-top: 20px; padding: 23px 25px; border: 1px solid rgba(47,210,157,.24); border-radius: 10px; background: rgba(47,210,157,.065); }
.privacy-runtime > div { display: flex; flex-direction: column; gap: 11px; }
.privacy-runtime .live-pill { align-self: flex-start; margin: 0; font-size: 9px; text-transform: uppercase; }
.privacy-runtime strong { color: rgba(255,255,255,.87); font-size: 13px; line-height: 1.45; }
.privacy-runtime ul { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; margin: 0; padding: 0; list-style: none; }
.privacy-runtime li { padding: 7px 9px; border: 1px solid rgba(255,255,255,.11); border-radius: 5px; color: rgba(255,255,255,.58); background: rgba(0,0,0,.12); font-family: var(--mono); font-size: 8px; }
.privacy-disclosure { max-width: 890px; margin: 20px 0 0; color: rgba(255,255,255,.38); font-size: 10px; line-height: 1.6; }

.models-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 100px; align-items: center; background: var(--white); }
.models-intro { max-width: 480px; }
.models-intro p { margin: 22px 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.text-link { display: inline-flex; align-items: center; gap: 15px; color: #118a99; font-size: 13px; font-weight: 720; }
.model-list { border-top: 1px solid var(--line); }
.model-row { display: grid; grid-template-columns: 42px 1fr auto; gap: 17px; align-items: center; min-height: 84px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.model-row.featured { border-radius: 8px 8px 0 0; background: #edfafb; }
.model-badge { display: grid; width: 36px; height: 36px; place-items: center; border: 1px solid #c8e8eb; border-radius: 8px; color: #147e8c; background: #f4fbfc; font-family: var(--mono); font-size: 11px; font-weight: 700; }
.model-row strong, .model-row span { display: block; }
.model-row strong { font-family: var(--mono); font-size: 13px; }
.model-row span { margin-top: 5px; color: var(--muted); font-size: 12px; }
.model-row small { color: #84959c; font-family: var(--mono); font-size: 10px; }

.architecture-band { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: center; padding: 105px max(48px, calc((100vw - 1240px)/2)); color: var(--white); background: var(--navy); }
.architecture-copy p { max-width: 540px; margin: 23px 0 0; color: rgba(255,255,255,.59); font-size: 15px; line-height: 1.75; }
.architecture-flow { display: flex; align-items: stretch; }
.flow-node { display: flex; min-width: 155px; flex: 1; flex-direction: column; padding: 23px 18px; border: 1px solid rgba(255,255,255,.13); border-radius: 10px; background: rgba(255,255,255,.03); }
.flow-node.accent { border-color: rgba(61,215,231,.38); background: rgba(61,215,231,.08); }
.flow-node i { color: var(--cyan); font-family: var(--mono); font-size: 9px; font-style: normal; }
.flow-node strong { margin-top: 30px; font-size: 13px; }
.flow-node span { margin-top: 6px; color: rgba(255,255,255,.42); font-size: 10px; }
.flow-arrow { display: grid; width: 34px; place-items: center; color: var(--cyan); }

.security-section { background: #f6f9f9; }
.security-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 66px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.security-grid > div { min-height: 230px; padding: 27px; border-left: 1px solid var(--line); }
.security-grid > div:first-child { border-left: 0; }
.security-grid span { color: #1793a1; font-family: var(--mono); font-size: 10px; }
.security-grid h3 { margin: 35px 0 12px; font-size: 17px; letter-spacing: -.02em; }
.security-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

.cta-section { display: flex; min-height: 350px; align-items: center; justify-content: space-between; gap: 50px; padding: 80px max(48px, calc((100vw - 1240px)/2)); color: var(--white); background: #0a6875; }
.cta-section h2 { max-width: 770px; margin: 0; font-size: clamp(38px, 4vw, 58px); font-weight: 630; letter-spacing: -.05em; line-height: 1.08; }
.site-footer { display: grid; grid-template-columns: 1fr 1.4fr auto; gap: 40px; align-items: center; padding: 54px max(48px, calc((100vw - 1240px)/2)); color: rgba(255,255,255,.62); background: #06131b; }
.site-footer p { font-size: 12px; }
.site-footer > div { display: flex; gap: 25px; font-size: 12px; }
.site-footer small { grid-column: 1 / -1; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.3); font-size: 10px; }
.footer-brand { color: var(--white); }

/* Contact */
.contact-body { color: var(--white); background: var(--navy); }
.contact-header { position: absolute; }
.contact-main {
  position: relative;
  display: grid;
  min-height: 860px;
  grid-template-columns: minmax(0, .9fr) minmax(460px, .72fr);
  gap: clamp(60px, 9vw, 145px);
  align-items: center;
  padding: 150px max(48px, calc((100vw - 1240px)/2)) 95px;
  background:
    radial-gradient(circle at 14% 20%, rgba(61,215,231,.14), transparent 31%),
    linear-gradient(118deg, #06141e 0%, #092433 68%, #09202c 100%);
}
.contact-glow { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.contact-glow::before {
  position: absolute;
  right: -190px;
  bottom: -280px;
  width: 650px;
  height: 650px;
  border: 1px solid rgba(104,231,240,.11);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(104,231,240,.025), 0 0 0 180px rgba(104,231,240,.016);
  content: "";
}
.contact-intro, .contact-card { position: relative; z-index: 2; }
.contact-intro { max-width: 600px; }
.contact-intro h1 {
  margin: 0;
  font-size: clamp(50px, 5vw, 72px);
  font-weight: 650;
  letter-spacing: -.055em;
  line-height: 1.02;
}
.contact-intro > p { max-width: 550px; margin: 27px 0 0; color: rgba(255,255,255,.63); font-size: 17px; line-height: 1.7; }
.contact-points { margin-top: 50px; border-top: 1px solid rgba(255,255,255,.12); }
.contact-points > div { display: grid; grid-template-columns: 40px 1fr; gap: 12px; padding: 19px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.contact-points span { color: var(--cyan); font-family: var(--mono); font-size: 10px; }
.contact-points p { margin: 0; color: rgba(255,255,255,.48); font-size: 12px; line-height: 1.55; }
.contact-points strong { display: block; margin-bottom: 3px; color: rgba(255,255,255,.85); font-size: 13px; }
.contact-card { padding: 38px; border: 1px solid rgba(255,255,255,.13); border-radius: 15px; color: var(--ink); background: var(--white); box-shadow: 0 38px 110px rgba(0,0,0,.35); }
.contact-card-heading > span { color: #168b99; font-size: 9px; font-weight: 780; letter-spacing: .15em; }
.contact-card-heading h2 { margin: 9px 0 30px; font-size: 30px; letter-spacing: -.04em; }
.form-field { margin-top: 19px; }
.form-field label { display: block; margin-bottom: 8px; color: #344b57; font-size: 11px; font-weight: 700; }
.form-field input, .form-field textarea {
  width: 100%;
  border: 1px solid #cedcdf;
  border-radius: 7px;
  outline: none;
  color: var(--ink);
  background: #fbfdfd;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-field input { height: 47px; padding: 0 13px; }
.form-field textarea { min-height: 145px; padding: 12px 13px; resize: vertical; line-height: 1.55; }
.form-field input:focus, .form-field textarea:focus { border-color: #36bccb; box-shadow: 0 0 0 3px rgba(61,215,231,.13); }
.form-field small { display: block; margin-top: 6px; color: #8b9aa0; font-size: 9px; text-align: right; }
.contact-honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.captcha-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 22px; }
.captcha-row > span { max-width: 100px; color: #8b9aa0; font-size: 9px; line-height: 1.45; text-align: right; }
.form-status { display: none; margin-top: 16px; padding: 11px 13px; border-radius: 6px; font-size: 11px; line-height: 1.5; }
.form-status.error { display: block; border: 1px solid #f0caca; color: #9a3d3d; background: #fff1f1; }
.contact-submit { width: 100%; margin-top: 20px; }
.contact-submit:disabled { cursor: wait; opacity: .65; transform: none; }
.form-privacy { margin: 13px 0 0; color: #89989e; font-size: 9px; text-align: center; }
.contact-footer { color: rgba(255,255,255,.62); }

/* About */
.about-main {
  position: relative;
  display: grid;
  min-height: 860px;
  grid-template-columns: minmax(0, .9fr) minmax(460px, .72fr);
  gap: clamp(60px, 9vw, 145px);
  align-items: center;
  padding: 150px max(48px, calc((100vw - 1240px)/2)) 95px;
  background:
    radial-gradient(circle at 14% 20%, rgba(61,215,231,.14), transparent 31%),
    linear-gradient(118deg, #06141e 0%, #092433 68%, #09202c 100%);
}
.about-card {
  position: relative;
  z-index: 2;
  padding: 44px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 15px;
  color: var(--ink);
  background: var(--white);
  box-shadow: 0 38px 110px rgba(0,0,0,.35);
}
.about-card-label, .about-principle span { color: #168b99; font-size: 9px; font-weight: 780; letter-spacing: .15em; }
.about-card h2 { margin: 10px 0 25px; font-size: clamp(30px, 3vw, 40px); letter-spacing: -.045em; line-height: 1.12; }
.about-card > p { margin: 0 0 18px; color: #526873; font-size: 14px; line-height: 1.75; }
.about-principle { margin: 30px 0; padding: 23px 0; border-top: 1px solid #dce7e9; border-bottom: 1px solid #dce7e9; }
.about-principle span { display: block; margin-bottom: 8px; }
.about-principle strong { color: #173542; font-size: 16px; line-height: 1.5; }

.thanks-body { min-height: 100vh; color: var(--white); background: radial-gradient(circle at 50% 20%, #0c3242, #06141e 65%); }
.thanks-shell { display: flex; width: min(760px, calc(100% - 40px)); min-height: 100vh; flex-direction: column; margin: 0 auto; padding: 42px 0; }
.thanks-card { margin: auto 0; padding: 75px 65px; border: 1px solid rgba(255,255,255,.12); border-radius: 17px; background: rgba(255,255,255,.97); box-shadow: 0 35px 110px rgba(0,0,0,.34); text-align: center; }
.thanks-check { display: grid; width: 58px; height: 58px; place-items: center; margin: 0 auto 26px; border: 1px solid #9de5d0; border-radius: 50%; color: #158768; background: #e9faf4; font-size: 24px; }
.thanks-card .eyebrow { margin-bottom: 17px; }
.thanks-card h1 { margin: 0; color: var(--ink); font-size: clamp(38px, 6vw, 58px); letter-spacing: -.052em; }
.thanks-card p { margin: 17px 0 0; color: var(--muted); font-size: 17px; }
.thanks-actions { display: flex; align-items: center; justify-content: center; gap: 28px; margin-top: 36px; }

/* Documentation */
.docs-body { background: var(--white); }
.docs-header {
  position: sticky;
  z-index: 50;
  top: 0;
  display: flex;
  height: 72px;
  align-items: center;
  justify-content: space-between;
  padding: 0 35px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
}
.docs-header .brand b { margin-left: 6px; padding-left: 17px; border-left: 1px solid var(--line); color: var(--muted); font-size: 12px; font-weight: 600; letter-spacing: .02em; }
.docs-header-actions { display: flex; align-items: center; gap: 25px; color: var(--muted); font-size: 12px; font-weight: 650; }
.status-chip { display: flex; align-items: center; gap: 8px; padding: 8px 11px; border: 1px solid #cfe9df; border-radius: 20px; color: #14765e; background: #effaf6; }
.status-chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 3px rgba(47,210,157,.13); }
.docs-shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); }
.docs-sidebar {
  position: sticky;
  top: 72px;
  overflow: auto;
  height: calc(100vh - 72px);
  padding: 35px 26px;
  border-right: 1px solid var(--line);
  background: #f8fafa;
}
.docs-version { display: flex; justify-content: space-between; margin: 0 8px 20px; color: #8a9aa0; font-size: 9px; font-weight: 750; letter-spacing: .12em; }
.docs-version span { color: #2a8f9d; }
.docs-sidebar nav { display: flex; flex-direction: column; }
.docs-sidebar nav a { padding: 8px 11px; border-left: 2px solid transparent; color: #5e7079; font-size: 12px; line-height: 1.3; }
.docs-sidebar nav a:hover, .docs-sidebar nav a.active { border-left-color: var(--cyan); color: var(--ink); background: #edf7f8; }
.docs-sidebar nav span { margin: 25px 10px 8px; color: #9aa8ad; font-size: 9px; font-weight: 750; letter-spacing: .11em; text-transform: uppercase; }
.sidebar-help { margin-top: 35px; padding: 16px; border: 1px solid #d3e9eb; border-radius: 8px; background: var(--white); }
.sidebar-help strong { font-size: 11px; }
.sidebar-help p { margin: 6px 0 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.docs-content { width: min(890px, calc(100% - 80px)); margin: 0 auto; padding-bottom: 100px; }
.docs-hero { padding: 78px 0 70px; border-bottom: 1px solid var(--line); }
.docs-hero h1 { margin: 0; font-size: 58px; letter-spacing: -.055em; }
.docs-hero > p { max-width: 680px; margin: 20px 0 28px; color: var(--muted); font-size: 18px; line-height: 1.65; }
.base-url-card { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px; border: 1px solid #cbe4e7; border-radius: 9px; background: #f2fafb; }
.base-url-card span, .base-url-card code { display: block; }
.base-url-card span { margin-bottom: 6px; color: #7a929a; font-size: 8px; font-weight: 760; letter-spacing: .14em; }
.base-url-card code { color: #096f7c; font-size: 13px; }
.copy-button, .copy-code { border: 0; cursor: pointer; }
.copy-button { padding: 9px 14px; border-radius: 5px; color: var(--white); background: #0b7f8d; font-size: 11px; font-weight: 680; }
.docs-callout { margin-top: 24px; padding: 18px 20px; border-left: 3px solid var(--cyan); background: #f5f9f9; }
.docs-callout strong { font-size: 12px; }
.docs-callout p { margin: 5px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.docs-callout code { color: #0b7e8b; }
.privacy-doc-modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; margin-top: 27px; }
.privacy-doc-modes > div { display: flex; min-height: 220px; flex-direction: column; padding: 21px; border: 1px solid var(--line); border-radius: 8px; }
.privacy-doc-modes code { align-self: flex-start; padding: 5px 8px; border-radius: 4px; color: #087986; background: #eaf8f9; font-size: 10px; }
.privacy-doc-modes strong { margin-top: 24px; font-size: 13px; }
.privacy-doc-modes p { margin: 9px 0 18px; color: var(--muted); font-size: 10px; line-height: 1.6; }
.privacy-doc-modes span { margin-top: auto; color: #15816a; font-family: var(--mono); font-size: 8px; font-weight: 750; letter-spacing: .1em; }
.docs-anchor { scroll-margin-top: 90px; }
.doc-section { padding: 68px 0; border-bottom: 1px solid var(--line); }
.doc-kicker { margin-bottom: 12px; color: #168b99; font-size: 9px; font-weight: 780; letter-spacing: .15em; }
.doc-section h2 { margin: 0 0 16px; font-size: 31px; letter-spacing: -.04em; }
.doc-section > p { color: var(--muted); font-size: 14px; line-height: 1.75; }
.doc-section > p code, .docs-note code { color: #0c7e8b; }
.code-panel { overflow: hidden; margin-top: 27px; border: 1px solid #1f3642; border-radius: 10px; background: var(--navy); box-shadow: 0 18px 50px rgba(4,24,34,.14); }
.code-tabs { display: flex; height: 46px; align-items: center; gap: 5px; padding: 0 13px; border-bottom: 1px solid rgba(255,255,255,.1); }
.code-tabs button { padding: 7px 11px; border: 0; border-radius: 5px; color: rgba(255,255,255,.45); background: transparent; cursor: pointer; font-size: 10px; }
.code-tabs button.active { color: var(--cyan-bright); background: rgba(61,215,231,.1); }
.code-block { position: relative; display: none; }
.code-block.active { display: block; }
.code-block pre, .standalone-code { overflow-x: auto; margin: 0; padding: 25px; color: #d8e8ea; font-family: var(--mono); font-size: 11.5px; line-height: 1.8; }
.copy-code { position: absolute; top: 14px; right: 15px; z-index: 2; padding: 6px 9px; border-radius: 4px; color: rgba(255,255,255,.55); background: rgba(255,255,255,.08); font-size: 9px; }
.mini-code { position: relative; margin: 23px 0; padding: 18px; border-radius: 8px; color: #cfe8eb; background: var(--navy); font-size: 12px; }
.mini-code .copy-code { top: 11px; }
.doc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; margin-top: 24px; }
.doc-grid > div { padding: 21px; border: 1px solid var(--line); border-radius: 8px; }
.doc-grid strong { font-size: 13px; }
.doc-grid p { margin: 8px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.docs-model-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 27px; }
.docs-model { padding: 20px; border: 1px solid var(--line); border-radius: 8px; }
.docs-model.featured { border-color: #b9e6ea; background: #f0fbfb; }
.docs-model code { color: #087986; font-size: 13px; font-weight: 700; }
.docs-model span { float: right; color: #8b999e; font-family: var(--mono); font-size: 9px; }
.docs-model p { margin: 13px 0 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.docs-note { margin-top: 21px; padding: 15px 18px; border: 1px solid #dce9ea; border-radius: 7px; color: var(--muted); background: #f7fafa; font-size: 11px; line-height: 1.65; }
.endpoint-title { display: flex; align-items: center; gap: 11px; margin-bottom: 24px; }
.endpoint-title code { font-size: 14px; font-weight: 680; }
.method { display: inline-flex; min-width: 48px; height: 24px; align-items: center; justify-content: center; border-radius: 4px; font-family: var(--mono); font-size: 8px; font-weight: 800; }
.method.get { color: #087e8c; background: #daf5f6; }
.method.post { color: #1d735c; background: #dff5ec; }
.method.delete { color: #a84747; background: #fae7e7; }
.response-label { margin: 28px 0 9px; color: #87979d; font-size: 9px; font-weight: 760; letter-spacing: .12em; text-transform: uppercase; }
.standalone-code { border-radius: 9px; background: var(--navy); }
.parameter-list { margin-top: 27px; border-top: 1px solid var(--line); }
.parameter-list > div { display: grid; grid-template-columns: 120px 150px 1fr; gap: 20px; align-items: baseline; padding: 17px 0; border-bottom: 1px solid var(--line); }
.parameter-list code { color: #0a7885; font-size: 11px; font-weight: 700; }
.parameter-list span { color: #819198; font-family: var(--mono); font-size: 9px; }
.parameter-list p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.error-list, .admin-endpoints { margin-top: 26px; border-top: 1px solid var(--line); }
.error-list > div { display: grid; grid-template-columns: 55px 150px 1fr; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.error-list code { color: #a54b4b; font-weight: 700; }
.error-list strong { font-size: 12px; }
.error-list span { color: var(--muted); font-size: 11px; }
.docs-list { margin: 22px 0 0; padding: 0; list-style: none; }
.docs-list li { position: relative; margin: 12px 0; padding-left: 22px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.docs-list li::before { position: absolute; left: 2px; color: #1593a1; content: "→"; }
.admin-endpoints > div { display: grid; grid-template-columns: 58px 230px 1fr; gap: 14px; align-items: center; padding: 15px 0; border-bottom: 1px solid var(--line); }
.admin-endpoints code { font-size: 10px; }
.admin-endpoints p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.docs-footer-cta { margin-top: 70px; padding: 50px; border-radius: 14px; color: var(--white); background: var(--navy); text-align: center; }
.docs-footer-cta h2 { margin: 0; font-size: 30px; }
.docs-footer-cta p { margin: 13px auto 24px; color: rgba(255,255,255,.55); font-size: 12px; }

@media (max-width: 1050px) {
  .main-nav { gap: 20px; }
  .hero { grid-template-columns: 1fr; padding-top: 155px; }
  .contact-main, .about-main { grid-template-columns: 1fr; }
  .contact-intro { max-width: 760px; }
  .contact-card, .about-card { width: min(650px, 100%); }
  .hero-console { max-width: 760px; }
  .problem-layout, .models-section, .architecture-band, .privacy-intro { grid-template-columns: 1fr; gap: 55px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .feature-card-wide { grid-column: span 2; }
  .security-grid { grid-template-columns: 1fr 1fr; }
  .security-grid > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .security-grid > div:nth-child(4) { border-top: 1px solid var(--line); }
  .security-grid > div:nth-child(5) { border-top: 1px solid var(--line); border-left: 0; }
  .site-footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .site-header { width: calc(100% - 36px); height: 72px; }
  .nav-toggle { display: flex; width: 42px; height: 42px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; border: 0; color: white; background: transparent; }
  .nav-toggle span { width: 21px; height: 1px; background: currentColor; transition: transform .2s ease; }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .main-nav { position: absolute; top: 71px; left: -18px; display: none; width: calc(100% + 36px); flex-direction: column; align-items: stretch; gap: 0; padding: 16px 18px 22px; background: #071722; }
  .main-nav.open { display: flex; }
  .main-nav > a { padding: 13px 5px; }
  .main-nav .nav-cta { margin-top: 8px; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 60px; padding: 125px 22px 70px; }
  .hero h1 { font-size: 48px; }
  .hero-lead { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-proof { flex-wrap: wrap; row-gap: 24px; }
  .hero-proof div { min-width: 33%; padding: 0 13px; }
  .hero-console { border-radius: 10px; }
  .console-code { overflow-x: auto; padding: 20px; font-size: 11px; }
  .console-grid { grid-template-columns: 1fr; }
  .console-grid div + div { border-top: 1px solid rgba(255,255,255,.09); border-left: 0; }
  .trust-strip { overflow: hidden; justify-content: flex-start; white-space: nowrap; }
  .section, .architecture-band, .cta-section { padding: 80px 22px; }
  .section-heading h2, .models-intro h2, .architecture-copy h2 { font-size: 37px; }
  .problem-layout { margin-top: 42px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card-wide { grid-column: auto; }
  .feature-card { min-height: 270px; }
  .privacy-modes, .privacy-proof { grid-template-columns: 1fr; }
  .privacy-runtime { grid-template-columns: 1fr; }
  .privacy-runtime ul { justify-content: flex-start; }
  .privacy-proof div { min-height: auto; border-top: 1px solid rgba(255,255,255,.11); border-left: 0; }
  .privacy-proof div:first-child { border-top: 0; }
  .model-row { grid-template-columns: 40px 1fr; }
  .model-row small { grid-column: 2; }
  .architecture-flow { flex-direction: column; }
  .flow-arrow { width: auto; height: 28px; transform: rotate(90deg); }
  .security-grid { grid-template-columns: 1fr; }
  .security-grid > div { min-height: auto; border-top: 1px solid var(--line); border-left: 0; }
  .security-grid > div:first-child { border-top: 0; }
  .cta-section { align-items: flex-start; flex-direction: column; }
  .site-footer { grid-template-columns: 1fr; padding: 45px 22px; }
  .site-footer small { grid-column: auto; }
  .contact-main, .about-main { gap: 55px; padding: 125px 22px 75px; }
  .contact-intro h1 { font-size: 47px; }
  .contact-card, .about-card { padding: 27px 20px; }
  .captcha-row { align-items: flex-start; flex-direction: column; }
  .captcha-row > span { max-width: none; text-align: left; }
  .thanks-card { padding: 55px 24px; }
  .thanks-actions { flex-direction: column; }
  .docs-header { height: 64px; padding: 0 18px; }
  .docs-header .brand b { display: none; }
  .docs-header-actions .status-chip { display: none; }
  .docs-shell { display: block; }
  .docs-sidebar { display: none; }
  .docs-content { width: calc(100% - 36px); }
  .docs-hero { padding-top: 54px; }
  .docs-hero h1 { font-size: 45px; }
  .base-url-card { align-items: flex-start; gap: 20px; }
  .base-url-card code { overflow-wrap: anywhere; }
  .doc-grid, .docs-model-grid, .privacy-doc-modes { grid-template-columns: 1fr; }
  .parameter-list > div { grid-template-columns: 1fr 1fr; gap: 8px; }
  .parameter-list p { grid-column: 1 / -1; }
  .error-list > div { grid-template-columns: 45px 1fr; gap: 10px; }
  .error-list span { grid-column: 2; }
  .admin-endpoints > div { grid-template-columns: 52px 1fr; }
  .admin-endpoints p { grid-column: 2; }
  .docs-footer-cta { padding: 38px 24px; }
}

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