:root,
html[data-theme="light"] {
  color-scheme: light;
  --bg: #f6f7f4;
  --surface: #ffffff;
  --surface-soft: #eef2ed;
  --text: #1f2933;
  --muted: #617080;
  --line: #d9e0d8;
  --accent: #0f766e;
  --accent-strong: #0b5f59;
  --accent-soft: #dff5f0;
  --violet: #6d5bd0;
  --warning: #b7791f;
  --radius: 22px;
  --shadow: 0 20px 60px rgba(31, 41, 51, 0.08);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1220;
  --surface: #111827;
  --surface-soft: #172033;
  --text: #e5edf4;
  --muted: #9aa9b8;
  --line: #263247;
  --accent: #2dd4bf;
  --accent-strong: #5eead4;
  --accent-soft: rgba(45, 212, 191, 0.14);
  --violet: #a78bfa;
  --warning: #fbbf24;
  --shadow: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(900px 420px at 90% -10%, rgba(45, 212, 191, 0.16), transparent 55%),
    radial-gradient(760px 420px at 0% 0%, rgba(109, 91, 208, 0.12), transparent 56%),
    var(--bg);
  color: var(--text);
  line-height: 1.62;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); text-decoration: underline; }
.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 900;
}
.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 18px;
  font-size: 14px;
}
.nav a { color: var(--muted); font-weight: 650; }
.nav a:hover { color: var(--accent); text-decoration: none; }
.nav .nav-cta {
  color: #fff;
  background: var(--accent);
  padding: 8px 13px;
  border-radius: 999px;
}
.nav-teenology-block {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  max-width: 11rem;
}
.nav-teenology-hint {
  font-size: 11px;
  line-height: 1.35;
  color: var(--muted);
  text-align: right;
}
.teenology-launch { margin-top: 0; }
.teenology-launch .actions { margin-bottom: 0; }
.teenology-fund-hint {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 40rem;
}
.teenology-fund-hint strong { color: var(--text); font-weight: 650; }
.teenology-launch--center .teenology-fund-hint { margin-left: auto; margin-right: auto; text-align: center; }
.theme-toggle {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  padding: 7px 11px;
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
.hero {
  padding: 72px 0 56px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: 46px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.035em; margin: 0; }
h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); margin-bottom: 14px; }
h3 { font-size: 1.12rem; margin-bottom: 8px; }
p { color: var(--muted); margin: 0 0 1rem; }
.lead { font-size: clamp(1.06rem, 1.4vw, 1.22rem); max-width: 44rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.btn {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  font-weight: 800;
  font-size: 14px;
  color: var(--text);
  background: var(--surface);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-secondary { background: var(--text); color: var(--bg); border-color: var(--text); }
.hero-card, .card, .roadmap-card, .screen-card {
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card { padding: 26px; }
.signal-row {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.signal-row:last-child { border-bottom: none; }
.signal-num {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--surface-soft);
  color: var(--accent);
  font-weight: 900;
  font-size: 13px;
}
.signal-row strong { display: block; color: var(--text); margin-bottom: 2px; }
.signal-row span { color: var(--muted); font-size: 13px; }
section { padding: 66px 0; border-top: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 28px; }
.grid-2, .grid-3 { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card { padding: 24px; box-shadow: none; }
.card p:last-child { margin-bottom: 0; }
.tag {
  display: inline-flex;
  color: var(--accent);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.roadmap { display: grid; gap: 18px; }
.roadmap-card {
  padding: 26px;
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  align-items: start;
}
.paradigm-science-layer {
  margin-top: 28px;
}
.platform-level-anchor {
  scroll-margin-top: 96px;
}
.phase {
  color: var(--accent);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.status {
  display: inline-flex;
  margin-top: 10px;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  background: var(--accent-soft);
  color: var(--accent);
}
.status.next { background: color-mix(in srgb, var(--warning) 14%, transparent); color: var(--warning); }
.screen-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 24px; }
.screen-card { padding: 14px; box-shadow: none; }
.phone {
  border-radius: 28px;
  padding: 12px;
  border: 1px solid var(--line);
  background: #172033;
}
.phone-screen {
  min-height: 300px;
  border-radius: 20px;
  background: #fff;
  color: #1f2933;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mock-top { display: flex; justify-content: space-between; font-size: 11px; color: #7b8794; }
.mock-title { font-weight: 900; color: #1f2933; }
.mock-bubble, .mock-panel {
  border-radius: 15px;
  padding: 11px 12px;
  background: #f0f4f2;
  color: #405160;
  font-size: 12px;
}
.mock-bubble.accent { background: #e6f7f4; color: #0b5f59; }
.mock-bar { height: 9px; border-radius: 99px; background: #d9e0d8; overflow: hidden; }
.mock-bar span { display: block; height: 100%; border-radius: inherit; background: #0f766e; }
.mock-pulse { font-size: 22px; font-weight: 900; color: #0f766e; line-height: 1.1; }
.mock-trend { font-size: 11px; font-weight: 700; color: #16a34a; }
.mock-offline {
  margin-top: auto;
  font-size: 10px;
  font-weight: 700;
  color: #0b5f59;
  background: #dff5f0;
  padding: 7px 9px;
  border-radius: 10px;
}
.product-surfaces-grid { margin-top: 24px; align-items: stretch; }
.product-screen-card {
  display: flex;
  flex-direction: column;
  padding: 18px;
  box-shadow: none;
}
.product-screen-card__head { margin-bottom: 12px; }
.product-screen-card__head h3 { margin: 10px 0 6px; font-size: 1.05rem; }
.product-screen-card__note {
  font-size: 0.85rem;
  margin: 12px 0 0;
  line-height: 1.45;
}
.screen-expand {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}
.screen-expand:hover { text-decoration: underline; }
.screen-viewport {
  flex: 1;
  min-height: 220px;
  border-radius: 12px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #eef2ed;
}
.screen-viewport--dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 10px;
}
.phone--compact {
  padding: 8px;
  border-radius: 22px;
}
.phone--compact .phone-screen {
  min-height: 0;
  height: 100%;
  aspect-ratio: 9 / 16;
  max-height: 260px;
  padding: 12px;
  font-size: 10px;
  gap: 7px;
}
.screen-viewport--desktop {
  background: #fff;
  padding: 0;
}
.desk-mock {
  height: 100%;
  display: flex;
  flex-direction: column;
  font-size: 11px;
  color: #405160;
}
.desk-mock__bar {
  padding: 10px 12px;
  font-weight: 800;
  color: #0f766e;
  border-bottom: 1px solid #d9e0d8;
  background: #f8faf9;
}
.desk-mock__chat { padding: 12px; flex: 1; }
.desk-mock__user {
  text-align: right;
  margin-bottom: 10px;
}
.desk-mock__user::before {
  content: "You: ";
  font-weight: 700;
  color: #7b8794;
}
.desk-mock__bot {
  background: #f0f4f2;
  border-radius: 10px;
  padding: 10px;
  line-height: 1.4;
}
.desk-mock__bot ul { margin: 6px 0 0; padding-left: 1.1rem; }
.desk-mock__bot code { font-size: 10px; background: #fff; padding: 1px 4px; border-radius: 4px; }
.desk-mock__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.desk-mock__actions span {
  font-size: 10px;
  font-weight: 700;
  padding: 5px 8px;
  border-radius: 6px;
  background: #dff5f0;
  color: #0b5f59;
  border: 1px solid #9fd9cc;
}
.dash-mock {
  display: grid;
  grid-template-columns: 72px 1fr;
  height: 100%;
  min-height: 220px;
  font-size: 10px;
}
.dash-mock__nav {
  background: #f8faf9;
  border-right: 1px solid #d9e0d8;
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dash-mock__brand { font-weight: 800; color: #0f766e; margin-bottom: 6px; }
.dash-mock__nav span:not(.dash-mock__brand) {
  padding: 4px 6px;
  border-radius: 6px;
  color: #405160;
}
.dash-mock__nav .active { background: #dff5f0; color: #0b5f59; font-weight: 700; }
.dash-mock__main { padding: 10px; display: flex; flex-direction: column; gap: 6px; }
.dash-mock__banner {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: #0b5f59;
  background: #dff5f0;
  border: 1px solid #9fd9cc;
  padding: 6px 8px;
  border-radius: 6px;
}
.dash-mock__row {
  padding: 8px;
  border-radius: 8px;
  background: #f8faf9;
  border: 1px solid #e2e8e6;
  line-height: 1.35;
}
.dash-mock__row.risk { border-color: #fcd34d; background: #fffbeb; color: #92400e; }
.list { margin: 0; padding-left: 1.2rem; color: var(--muted); }
.list li { margin: 0 0 0.55rem; }
.quote {
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  color: var(--text);
  font-weight: 760;
  max-width: 820px;
}
.footer {
  border-top: 1px solid var(--line);
  padding: 34px 0 56px;
  color: var(--muted);
  font-size: 14px;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links { display: flex; gap: 8px 18px; flex-wrap: wrap; }
.footer-about strong { color: var(--text); }
.footer-contact {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.5;
}
.footer-contact a { font-weight: 650; }
.footer-contact-sep { margin: 0 8px; opacity: 0.45; }
.compact-hero { padding: 58px 0 42px; max-width: 850px; }
.compact-hero h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); }

.nav a.nav-active { color: var(--accent); }
.badge {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.03em;
  margin-bottom: 16px;
}
.badge-success {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}
.badge-warning {
  color: var(--warning);
  background: color-mix(in srgb, var(--warning) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--warning) 28%, transparent);
}
.badge-info {
  color: var(--violet);
  background: color-mix(in srgb, var(--violet) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--violet) 28%, transparent);
}
.text-muted {
  margin-top: 14px;
  font-size: 14px;
  color: var(--muted);
}
.spec-box-highlight {
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--surface));
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
}
.large-quote {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.55;
  color: var(--text);
  font-weight: 650;
  margin: 0 0 16px;
}
.author-signature {
  display: block;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 8px;
}
.cta-band-quote { max-width: 900px; }
.author-hero-aside {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: stretch;
}
.author-photo {
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.author-cloud { justify-content: center; }
.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--muted);
}
.btn-ghost:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }
.hero-layer { padding: 56px 0 40px; }
.hero-layer-grid { align-items: start; }
.hero-layer-grid--teenology { align-items: center; }
.teenology-hero-shot { position: relative; }
.teenology-hero-shot__frame {
  padding: 18px 16px 14px;
  border-radius: var(--radius);
  border: 1px dashed color-mix(in srgb, var(--accent) 38%, var(--line));
  background: color-mix(in srgb, var(--accent-soft) 45%, var(--surface));
  box-shadow: var(--shadow);
}
.teenology-hero-shot__label {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  margin-bottom: 12px;
}
.teenology-hero-phone {
  max-width: 272px;
  margin: 0 auto;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
}
.teenology-hero-phone .phone-screen {
  min-height: 0;
  aspect-ratio: 9 / 19;
  max-height: 420px;
  padding: 14px 12px;
  font-size: 11px;
}
.teenology-hero-shot__mock-user {
  align-self: flex-end;
  max-width: 88%;
  border-radius: 14px 14px 4px 14px;
  padding: 9px 11px;
  background: #0f766e;
  color: #fff;
  font-size: 11px;
  line-height: 1.35;
}
.teenology-hero-shot__mock-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.teenology-hero-shot__mock-chips span {
  font-size: 9px;
  font-weight: 800;
  padding: 5px 8px;
  border-radius: 999px;
  background: #dff5f0;
  color: #0b5f59;
  border: 1px solid #9fd9cc;
}
.teenology-hero-shot__mock-nav {
  margin-top: auto;
  display: flex;
  justify-content: space-around;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px solid #e8eeeb;
  font-size: 9px;
  font-weight: 800;
  color: #7b8794;
}
.teenology-hero-shot__mock-nav strong { color: #0f766e; }
.teenology-hero-shot__img {
  display: block;
  width: 100%;
  max-width: 272px;
  margin: 0 auto;
  border-radius: 28px;
  border: 1px solid var(--line);
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.14);
}
.teenology-hero-shot__caption {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
  text-align: center;
}
.teenology-hero-shot--has-img .teenology-hero-shot__mock { display: none; }
.teenology-hero-shot__img[hidden] { display: none !important; }
.architecture-preview {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
}
.tech-badge-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tech-badge-cloud span {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
}
.card-icon .card-icon-mark { font-size: 1.5rem; margin-bottom: 10px; }
.dark-surface {
  margin: 0 calc(50% - 50vw);
  padding: 66px calc(50vw - 50%);
  width: 100vw;
  max-width: 100vw;
  background: color-mix(in srgb, var(--surface-soft) 88%, var(--bg));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.ai-mediation-grid { align-items: start; }
.feature-list {
  margin: 18px 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
}
.feature-list li { margin-bottom: 0.75rem; }
.feature-list strong { color: var(--text); }
.spec-box {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.spec-box h3 { margin-bottom: 16px; }
.spec-item + .spec-item { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.spec-item strong { display: block; color: var(--text); margin-bottom: 6px; }
.spec-item p { margin: 0; font-size: 14px; }
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.tech-spec {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.tech-spec h4 { margin: 0 0 10px; font-size: 1rem; color: var(--text); }
.tech-spec p { margin: 0; font-size: 14px; }
.cta-band {
  text-align: center;
  padding: 56px 0 72px;
  max-width: 820px;
  margin: 0 auto;
}
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { margin-bottom: 22px; }
.actions-center { justify-content: center; }

@media (max-width: 860px) {
  .site-header { align-items: flex-start; }
  .hero { grid-template-columns: 1fr; padding-top: 44px; }
  .grid-2, .grid-3, .screen-grid, .product-surfaces-grid { grid-template-columns: 1fr; }
  .screen-viewport--dual { grid-template-columns: 1fr; }
  .roadmap-card { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: 1fr; }
  .dark-surface { margin: 0; padding: 48px 0; width: auto; max-width: none; }
}