:root {
  --bg: #f8fafc;
  --paper: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #dbe4ee;
  --teal: #0d9488;
  --teal-dark: #0b766d;
  --green: #15803d;
  --amber: #b45309;
  --red: #b91c1c;
  --deep: #111827;
  --radius: 8px;
  --max: 1160px;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px), linear-gradient(180deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, #000 0, transparent 620px);
}
a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; letter-spacing: 0; color: var(--ink); }
h1 { font-size: clamp(2.65rem, 6vw, 5.7rem); max-width: 10.6ch; margin-bottom: 22px; }
h2 { font-size: clamp(2rem, 4vw, 3.45rem); margin-bottom: 16px; }
h3 { font-size: 1.12rem; margin-bottom: 10px; }
.wrap { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 0; padding: 10px 14px; background: var(--ink); color: #fff; z-index: 99; }
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid rgba(13, 148, 136, 0.5); outline-offset: 3px; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(248, 250, 252, 0.9); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(219, 228, 238, 0.8); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark { width: 38px; height: 38px; border-radius: 8px; background: var(--teal); position: relative; box-shadow: inset 0 -10px 18px rgba(0,0,0,0.16); }
.brand-mark::after { content: ""; position: absolute; left: 9px; top: 12px; width: 20px; height: 12px; border-left: 4px solid #fff; border-bottom: 4px solid #fff; transform: skew(-18deg); }
.brand strong { display: block; font-size: 0.98rem; }
.brand small { display: block; color: var(--muted); font-size: 0.78rem; margin-top: -3px; }
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a { color: var(--muted); font-weight: 700; font-size: 0.92rem; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-toggle { display: none; border: 1px solid var(--line); background: #fff; border-radius: var(--radius); padding: 8px 10px; color: var(--ink); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 20px; border: 1px solid var(--teal); border-radius: var(--radius); background: var(--teal); color: #fff; font-weight: 800; cursor: pointer; }
.button:hover { background: var(--teal-dark); text-decoration: none; }
.button-secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.button-secondary:hover { border-color: var(--teal); color: var(--teal-dark); background: #fff; }
.button-small { min-height: 38px; padding: 8px 14px; }
.text-link { font-weight: 800; }
.hero { padding: 86px 0 76px; border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) 420px; gap: 52px; align-items: start; }
.eyebrow { color: var(--teal-dark); text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.77rem; font-weight: 900; margin-bottom: 14px; }
.lede { color: #334155; font-size: clamp(1.08rem, 2vw, 1.35rem); max-width: 62ch; margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.proof { margin: 18px 0 0; color: var(--muted); max-width: 58ch; font-weight: 650; }
.terminal-card { background: #0b1020; color: #d1fae5; border: 1px solid rgba(148, 163, 184, 0.28); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.term-top { display: flex; align-items: center; gap: 8px; padding: 13px 14px; background: #111827; color: #94a3b8; font-size: 0.82rem; }
.term-top span { width: 10px; height: 10px; border-radius: 50%; background: #ef4444; }
.term-top span:nth-child(2) { background: #f59e0b; }
.term-top span:nth-child(3) { background: #22c55e; }
.term-top strong { margin-left: auto; font-weight: 700; }
.term-body { padding: 24px; font-family: "Cascadia Mono", Consolas, monospace; font-size: 0.94rem; }
.term-body p { margin: 0 0 14px; }
.term-body b { color: #5eead4; margin-right: 12px; }
.terminal-card .text-link { display: block; padding: 0 24px 24px; color: #99f6e4; }
.product-shell { margin-top: 60px; display: grid; grid-template-columns: 150px 1fr; min-height: 490px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.app-sidebar { background: #0f172a; color: #cbd5e1; padding: 22px 16px; display: flex; flex-direction: column; gap: 13px; font-size: 0.92rem; font-weight: 750; }
.dot-logo { width: 34px; height: 34px; border-radius: 8px; background: var(--teal); margin-bottom: 10px; }
.app-main { padding: 26px; background: #f8fafc; }
.app-head { display: flex; justify-content: space-between; gap: 16px; align-items: start; margin-bottom: 18px; }
.app-head h2 { font-size: clamp(1.35rem, 3vw, 2.1rem); margin: 0; }
.mini { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; font-weight: 850; margin-bottom: 6px; }
.app-head button { border: 1px solid var(--line); background: #fff; border-radius: var(--radius); padding: 9px 12px; color: var(--ink); font-weight: 750; }
.metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; }
.metric-row article { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.metric-row span, .metric-row em { display: block; color: var(--muted); font-size: 0.82rem; font-style: normal; }
.metric-row strong { display: block; font-size: 1.5rem; color: var(--ink); margin: 4px 0; }
.cockpit-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 14px; }
.queue-panel, .brief-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.panel-title { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.panel-title span { color: var(--muted); font-size: 0.82rem; font-weight: 800; }
.queue-item { border-left: 4px solid var(--line); padding: 12px 12px 12px 14px; background: #f8fafc; border-radius: 0 var(--radius) var(--radius) 0; margin-bottom: 10px; }
.queue-item b, .queue-item span { display: block; }
.queue-item span { color: var(--muted); font-size: 0.9rem; }
.queue-item.high { border-color: var(--red); }
.queue-item.med { border-color: var(--amber); }
.queue-item.low { border-color: var(--green); }
.day-list { display: grid; gap: 9px; margin-top: 18px; }
.day-list span { background: #f1f5f9; border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; font-weight: 750; }
.section { padding: 86px 0; }
.section-head { max-width: 760px; margin-bottom: 34px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.cards { display: grid; gap: 16px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.cards article { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: 0 8px 22px rgba(15, 23, 42, 0.05); }
.cards p { color: var(--muted); margin-bottom: 0; }
.soft { background: #eef6f5; border-block: 1px solid #d4eeeb; }
.dark-band { background: var(--deep); color: #d1d5db; }
.dark-band h2 { color: #fff; }
.dark-band p { color: #cbd5e1; }
.split { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 46px; align-items: start; }
.steps { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.steps li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 16px; }
.steps span { width: 34px; height: 34px; border-radius: var(--radius); background: var(--teal); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 900; }
.steps strong { color: #fff; }
.steps p { grid-column: 2; margin: -6px 0 0; }
.workflow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.workflow span { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; text-align: center; font-weight: 850; color: var(--ink); }
.feature-tabs { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.tab-buttons { display: flex; flex-wrap: wrap; gap: 8px; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.tab-buttons button { border: 1px solid var(--line); background: #f8fafc; color: var(--muted); border-radius: var(--radius); padding: 9px 12px; font-weight: 800; cursor: pointer; }
.tab-buttons button[aria-selected="true"] { background: var(--teal); border-color: var(--teal); color: #fff; }
.tab-panel { display: none; padding: 26px 8px 8px; max-width: 720px; }
.tab-panel.active { display: block; }
.tab-panel p { color: var(--muted); font-size: 1.05rem; }
.security-list { display: grid; gap: 12px; }
.security-list p { margin: 0; padding: 14px 16px; border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.06); color: #e5e7eb; font-weight: 750; }
.fit-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.fit-list li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px 14px 42px; position: relative; font-weight: 700; color: #334155; }
.fit-list li::before { content: ""; position: absolute; left: 16px; top: 20px; width: 10px; height: 10px; border-radius: 50%; background: var(--teal); }
.final-cta { background: #dff5f2; border-top: 1px solid #bde8e2; }
.form-grid { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(340px, 0.75fr); gap: 42px; align-items: start; }
.small-note { color: var(--muted); font-weight: 700; }
.feedback-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); display: grid; gap: 14px; }
.feedback-form label { display: grid; gap: 6px; color: var(--ink); font-weight: 800; font-size: 0.92rem; }
.feedback-form input, .feedback-form select, .feedback-form textarea { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); padding: 11px 12px; color: var(--ink); background: #fff; }
.feedback-form textarea { min-height: 110px; resize: vertical; }
.feedback-form .check { display: flex; align-items: flex-start; gap: 10px; font-weight: 700; color: #334155; }
.feedback-form .check input { width: auto; margin-top: 5px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; font-weight: 800; }
.form-status.ok { color: var(--green); }
.form-status.err { color: var(--red); }
.site-footer { padding: 42px 0; background: #0f172a; color: #cbd5e1; }
.footer-grid { display: grid; grid-template-columns: 1fr auto auto; gap: 30px; align-items: start; }
.site-footer strong { color: #fff; }
.site-footer p { color: #94a3b8; margin: 6px 0 0; max-width: 44ch; }
.site-footer nav { display: grid; gap: 8px; }
.site-footer a { color: #d1fae5; }
.copyright { color: #94a3b8; }
@media (max-width: 980px) {
  .hero-grid, .split, .form-grid { grid-template-columns: 1fr; }
  .terminal-card { max-width: 620px; }
  .cards.four, .cards.three, .metric-row, .cockpit-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }
  .nav-links { display: none; position: absolute; left: 0; right: 0; top: 67px; padding: 14px 20px 20px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .nav-links.open { display: grid; gap: 8px; }
  .nav-links a { padding: 8px 0; }
  .product-shell { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .app-head { flex-direction: column; }
  .cards.four, .cards.three, .metric-row, .cockpit-grid, .workflow, .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding-top: 64px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}