:root {
  --bg: #f7f8fb;
  --surface: #ffffff;
  --fg: #0f172a;
  --muted: #64748b;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --hero: #1d5bd8;
  --border: #e5e7eb;
  --success: #16a34a;
  --brand: #10b981;
  --navy: #0f172a;
  --navy-card: #1b2744;
  --warn: #fef6d8;
  --warn-fg: #92400e;
  --chip: #eff6ff;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.06);
  --radius: 12px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  line-height: 1.5;
}
button, [role="button"], a.btn { cursor: pointer; }
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section-alt { background: var(--surface); }
.kicker {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--primary);
  text-transform: uppercase;
}
.center { text-align: center; }
.muted { color: var(--muted); }
.grid-2 { display: grid; gap: 40px; }
.grid-3 { display: grid; gap: 16px; }
.grid-4 { display: grid; gap: 16px; }
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr 1fr; }
}
@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.icon { width: 20px; height: 20px; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; max-width: 1120px; margin: 0 auto; padding: 0 24px; gap: 16px;
}
.logo { display: flex; align-items: center; gap: 8px; font-weight: 650; font-size: 18px; }
.logo-mark {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--brand); color: #fff;
  display: grid; place-items: center;
}
.nav { display: none; gap: 20px; font-size: 14px; color: var(--muted); }
.nav a:hover, .nav button:hover { color: var(--fg); }
.nav button { background: none; border: 0; font: inherit; color: inherit; padding: 0; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; border-radius: 999px; padding: 10px 18px; font-size: 14px; font-weight: 550;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-white { background: #fff; color: var(--hero); }
.btn-ghost { background: var(--primary-dark); color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.3); }
.btn-outline { background: #fff; color: var(--fg); box-shadow: inset 0 0 0 1px var(--border); border-radius: 8px; }
.btn-green { background: var(--success); color: #fff; border-radius: 8px; }
.menu-btn { display: inline-flex; background: none; border: 0; padding: 8px; }
.mobile-nav { display: none; flex-direction: column; gap: 12px; padding: 12px 24px 16px; border-top: 1px solid var(--border); }
.mobile-nav.open { display: flex; }
@media (min-width: 1024px) {
  .nav { display: flex; }
  .menu-btn { display: none; }
}

/* Hero */
.hero {
  background: var(--hero); color: #fff; text-align: center;
  padding: 88px 24px;
}
.hero h1 { font-size: clamp(28px, 4vw, 48px); letter-spacing: -0.03em; }
.hero p { max-width: 640px; margin: 20px auto 0; color: rgba(255,255,255,.9); font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 32px; }

.problem h2 { font-size: clamp(28px, 4vw, 48px); letter-spacing: -0.03em; max-width: 440px; }
.problem ul { margin: 12px 0 0 18px; color: var(--muted); }
.problem-cards { margin-top: 48px; }

.how h2, .demo h2, .cases h2, .dash h2, .roi h2, .pricing h2, .security h2,
.who h2, .agents h2, .integrations h2, .templates h2, .faq h2, .about h2 {
  font-size: clamp(26px, 3.5vw, 36px); letter-spacing: -0.03em; margin-top: 10px;
}
.note {
  margin-top: 32px; padding: 12px 16px; border-radius: 10px;
  background: var(--chip); border: 1px solid rgba(37,99,235,.2); font-size: 14px;
}
.step-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.badge-n {
  width: 28px; height: 28px; border-radius: 999px; background: var(--primary); color: #fff;
  display: grid; place-items: center; font-size: 12px; font-weight: 650;
}

.browser {
  margin-top: 40px; border: 1px solid var(--border); border-radius: 16px; overflow: hidden;
  background: var(--surface); box-shadow: var(--shadow);
}
.browser-bar {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--navy); color: #fff; padding: 10px 16px; font-size: 12px;
}
.dots { display: flex; gap: 6px; align-items: center; }
.dots i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.dots .r { background: #fb7185; } .dots .y { background: #fbbf24; } .dots .g { background: #34d399; }
.synth { background: #fcd34d; color: var(--navy); border-radius: 999px; padding: 2px 8px; font-weight: 600; }
.browser-body { padding: 24px; }
.drop {
  border: 2px dashed var(--border); border-radius: 12px; padding: 40px 16px; text-align: center;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.chip {
  border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 6px 12px; font-size: 14px;
}
.chip.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.results { display: grid; gap: 16px; margin-top: 24px; }
@media (min-width: 1024px) { .results { grid-template-columns: 1fr 1fr 1fr; } }
.row { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; margin: 8px 0; }
.row dt { color: var(--muted); }
.row dd { margin: 0; font-weight: 550; text-align: right; }
.pill { border-radius: 999px; padding: 2px 8px; font-size: 12px; font-weight: 600; }
.pill-green { background: #ecfdf5; color: var(--success); }
.pill-amber { background: #fef3c7; color: #92400e; }
.money { font-size: 36px; font-weight: 750; color: var(--success); }
.bar { height: 8px; background: #f1f5f9; border-radius: 999px; overflow: hidden; margin-top: 8px; }
.bar > span { display: block; height: 100%; background: var(--success); }
.letter { margin-top: 16px; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.letter-bar {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--border); align-items: center;
}
.letter-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.letter pre, .letter textarea {
  margin: 0; width: 100%; min-height: 320px; padding: 20px; border: 0;
  font: 14px/1.6 Inter, sans-serif; white-space: pre-wrap;
}
.letter textarea { resize: vertical; }

.pilot { background: #ecfdf5; border: 1px solid #d1fae5; border-radius: 12px; padding: 20px; }
.stats { display: grid; gap: 16px; margin-top: 32px; }
@media (min-width: 640px) { .stats { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .stats { grid-template-columns: 1fr 1fr 1fr 1fr; } }
.stat-value { font-size: 28px; font-weight: 750; margin-top: 8px; }
.hint { font-size: 14px; color: var(--success); margin-top: 4px; }
.hint.muted { color: var(--muted); }
.dash-split { display: grid; gap: 16px; margin-top: 16px; }
@media (min-width: 1024px) { .dash-split { grid-template-columns: 1fr 1fr; } }
.pie-row { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; margin-top: 16px; }
.pie {
  width: 180px; height: 180px; border-radius: 50%;
  background: conic-gradient(#2563eb 0 38%, #38bdf8 38% 60%, #22c55e 60% 76%, #f59e0b 76% 90%, #94a3b8 90% 100%);
  mask: radial-gradient(circle 52px, transparent 52px, #000 53px);
  -webkit-mask: radial-gradient(circle 52px, transparent 52px, #000 53px);
}
.legend { list-style: none; padding: 0; margin: 0; font-size: 14px; }
.legend li { display: flex; align-items: center; gap: 8px; margin: 8px 0; }
.swatch { width: 10px; height: 10px; border-radius: 50%; }
.queue { list-style: none; padding: 0; margin: 16px 0 0; }
.queue li {
  display: flex; justify-content: space-between; gap: 12px;
  border: 1px solid var(--border); border-radius: 10px; padding: 12px; margin-bottom: 10px;
}
.days-rose { color: #e11d48; font-size: 12px; }
.days-amber { color: #b45309; font-size: 12px; }
.days-green { color: var(--success); font-size: 12px; }

.roi-grid { display: grid; gap: 24px; margin-top: 40px; }
@media (min-width: 1024px) { .roi-grid { grid-template-columns: 1fr 1fr; } }
label.block { display: block; margin-top: 20px; font-size: 14px; }
label.block span { display: flex; justify-content: space-between; }
input[type="number"], input[type="text"], input[type="email"], input[type="tel"], input[type="range"], select {
  width: 100%; margin-top: 8px;
}
input[type="number"], input[type="text"], input[type="email"], input[type="tel"], select {
  border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; font: inherit;
}
input[type="range"] { accent-color: var(--primary); }
.navy-card { background: var(--navy-card); color: #fff; border-radius: 16px; padding: 24px; }
.navy-card .row span:first-child { color: rgba(255,255,255,.7); }
.annual { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.55); margin-top: 32px; }
.annual-value { font-size: 36px; font-weight: 750; color: #34d399; }

.price-grid { display: grid; gap: 24px; max-width: 1040px; margin: 40px auto 0; }
@media (min-width: 900px) { .price-grid { grid-template-columns: 1fr 1fr 1fr; } }
.price-rec { border: 2px solid var(--primary); }
.tag { display: inline-block; border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 600; background: var(--chip); color: var(--primary); }
.tag-opt { background: #ecfdf5; color: #047857; }
.price { font-size: 36px; font-weight: 750; margin: 8px 0 16px; }
.price small { font-size: 16px; font-weight: 500; color: var(--muted); }
.checks { list-style: none; padding: 0; margin: 0 0 16px; }
.checks li { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; margin: 8px 0; }
.green-note { background: #ecfdf5; color: #065f46; border-radius: 8px; padding: 10px 12px; font-size: 14px; }

.warn-banner {
  margin-top: 24px; background: var(--warn); color: var(--warn-fg);
  border: 1px solid #fde68a; border-radius: 10px; padding: 12px 16px; font-size: 14px;
}

.cta { background: var(--hero); color: #fff; text-align: center; padding: 72px 24px; }
.cta h2 { font-size: clamp(26px, 3.5vw, 40px); }
.cta p { max-width: 640px; margin: 16px auto 0; color: rgba(255,255,255,.9); }
.footer {
  background: var(--navy); color: rgba(255,255,255,.7); font-size: 12px; padding: 16px 24px;
}
.footer-inner { max-width: 1120px; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }

.modal {
  display: none; position: fixed; inset: 0; z-index: 50;
  background: rgba(15,23,42,.5); align-items: center; justify-content: flex-end;
  padding: 16px;
}
.modal.open { display: flex; justify-content: center; }
.modal-card {
  background: #fff; border-radius: 16px; padding: 24px; width: 100%; max-width: 520px;
  max-height: 90vh; overflow: auto;
}
.modal-head { display: flex; justify-content: space-between; gap: 12px; }
.icon-btn { background: none; border: 0; padding: 4px; }
.success-box { margin-top: 20px; background: #ecfdf5; color: #065f46; padding: 16px; border-radius: 10px; font-size: 14px; }

@media (max-width: 640px) {
  .section { padding: 48px 0; }
  .header-inner { padding: 0 16px; }
}

/* ---------- Agents, integrations, tracking, contact ---------- */
.small { font-size: 13px; }
.fineprint { font-size: 12px; color: var(--muted); margin-top: 20px; }
.narrow { max-width: 760px; }
.icon { width: 18px; height: 18px; vertical-align: -3px; }
.logo-by { display: block; font-size: 11px; font-weight: 500; color: var(--muted); line-height: 1; margin-top: 2px; }
.btn-link { background: none; color: var(--primary); padding: 8px 4px; border-radius: 8px; font-weight: 600; }
.btn-link:hover { text-decoration: underline; }
select { background: #fff; }

.hero { background: radial-gradient(1200px 400px at 50% -10%, #3b82f6 0%, var(--hero) 45%, #1741a8 100%); }
.hero .hero-eyebrow { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; font-weight: 600; margin: 0 auto 16px; color: rgba(255,255,255,.75); }
.hero-chain { list-style: none; padding: 0; margin: 44px auto 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 6px; max-width: 900px; }
.hero-chain li {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); border-radius: 999px; padding: 6px 12px;
}
.hero-chain li:not(:last-child)::after { content: "→"; margin-left: 8px; opacity: .6; }
.hero-chain li.human { background: #10b981; border-color: #34d399; }
.hero-chain svg { width: 15px; height: 15px; }

/* Agents */
.agent-flow { margin-top: 40px; }
.orchestrator {
  display: flex; gap: 16px; align-items: center; max-width: 640px; margin: 0 auto 24px;
  background: var(--navy); color: #fff; border-radius: 14px; padding: 16px 20px; box-shadow: 0 10px 30px rgba(37,99,235,.25);
}
.orchestrator .muted { color: rgba(255,255,255,.7); font-size: 14px; }
.agent-grid { display: grid; gap: 16px; }
@media (min-width: 640px) { .agent-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .agent-grid { grid-template-columns: repeat(4, 1fr); } }
.agent-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.agent-card h3 { font-size: 16px; margin: 12px 0 6px; }
.agent-card p { font-size: 14px; }
.agent-card.human { border: 2px solid var(--brand); background: #f0fdf9; }
.agent-card.insight { border-style: dashed; }
.agent-icon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--chip); color: var(--primary); flex: none; }
.agent-icon svg { width: 20px; height: 20px; }
.orchestrator .agent-icon { background: var(--primary); color: #fff; }
.agent-icon.a6 { background: #d1fae5; color: #047857; }
.agent-icon.a8 { background: #fef3c7; color: #b45309; }

/* Demo */
.demo-top { display: grid; gap: 20px; }
@media (min-width: 900px) { .demo-top { grid-template-columns: 1.1fr 1fr; } }
.drop { transition: border-color .15s, background .15s; }
.drop.over { border-color: var(--primary); background: var(--chip); }
.drop-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 16px; }
.file-status { margin-top: 12px; font-size: 13px; color: var(--primary); }
.pipeline { background: var(--navy); color: #fff; border-radius: 12px; padding: 14px; }
.pipeline-head { display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; padding: 2px 4px 10px; }
.pipeline-head .muted { color: rgba(255,255,255,.5); font-weight: 500; }
.pipeline ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.step { display: grid; grid-template-columns: 30px 1fr auto; gap: 10px; align-items: center; padding: 7px 8px; border-radius: 8px; background: rgba(255,255,255,.04); font-size: 13px; }
.step strong { display: block; font-size: 13px; }
.step-log { display: block; color: rgba(255,255,255,.6); font-size: 12px; overflow-wrap: anywhere; }
.step-icon { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; background: rgba(255,255,255,.08); }
.step-icon svg { width: 16px; height: 16px; }
.step-state { font-size: 11px; font-weight: 600; color: rgba(255,255,255,.45); white-space: nowrap; }
.step.running { background: rgba(59,130,246,.18); }
.step.running .step-icon { background: var(--primary); animation: pulse 1s infinite; }
.step.running .step-state { color: #93c5fd; }
.step.done .step-icon { background: rgba(16,185,129,.25); color: #34d399; }
.step.done .step-state { color: #34d399; }
.step.wait { background: rgba(245,158,11,.15); }
.step.wait .step-icon { background: #f59e0b; color: var(--navy); }
.step.wait .step-state { color: #fcd34d; }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(59,130,246,.25); } }
.results.pending { opacity: .35; transition: opacity .2s; }
.pill-rose { background: #ffe4e6; color: #be123c; }
.pill-blue { background: var(--chip); color: var(--primary); }

/* Integrations */
.int-steps { display: grid; gap: 16px; margin-top: 40px; }
@media (min-width: 768px) { .int-steps { grid-template-columns: repeat(3, 1fr); } }
.int-step { display: flex; gap: 12px; align-items: flex-start; }
.int-step p { font-size: 14px; margin-top: 4px; }
.int-step .badge-n { flex: none; }
.int-grid { display: grid; gap: 16px; margin-top: 32px; }
@media (min-width: 768px) { .int-grid { grid-template-columns: 1fr 1fr; } }
.int-grid h3 { font-size: 16px; display: flex; gap: 8px; align-items: center; }
.logos { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 10px; }
.logos span { border: 1px solid var(--border); border-radius: 8px; padding: 5px 10px; font-size: 13px; font-weight: 600; background: var(--bg); }

/* Tracking */
.tracker-card { margin-top: 16px; }
.tracker-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; align-items: baseline; }
.tracker { display: grid; gap: 10px; margin-top: 16px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.stage { display: flex; flex-direction: column; gap: 2px; border-radius: 10px; padding: 12px 14px; background: var(--bg); border: 1px solid var(--border); font-size: 14px; font-weight: 600; }
.stage small { font-weight: 500; font-size: 12px; }
.stage-n { font-size: 24px; font-weight: 750; }
.stage.good { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.stage.bad { background: #fff1f2; border-color: #fecdd3; color: #9f1239; }
.insights { margin-top: 16px; }
.insights h3 { display: flex; gap: 8px; align-items: center; }
.insight-list { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 10px; }
.insight-list li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; align-items: center; border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.insight-list p { font-size: 13px; }
.fix { font-size: 13px; font-weight: 600; color: #047857; background: #ecfdf5; border-radius: 999px; padding: 4px 10px; }

/* Pricing */
.tag-partner { background: #f3e8ff; color: #7e22ce; }
.audit-band { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; max-width: 1040px; margin: 24px auto 0; background: var(--chip); border: 1px solid rgba(37,99,235,.2); border-radius: 12px; padding: 18px 20px; }
.audit-band .btn { border-radius: 8px; }

/* Templates */
.code-links { display: grid; gap: 12px; margin-top: 32px; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.code-links a { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px; font-size: 14px; color: var(--muted); box-shadow: var(--shadow); }
.code-links a:hover { border-color: var(--primary); }
.code-links b { display: block; color: var(--primary); font-size: 18px; }

/* FAQ */
.faq details { background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin-top: 12px; }
.faq h2 + details { margin-top: 32px; }
.faq summary { font-weight: 600; cursor: pointer; }
.faq details p { margin-top: 8px; font-size: 15px; }

/* About / contact */
.about-grid { display: grid; gap: 32px; align-items: start; }
@media (min-width: 900px) { .about-grid { grid-template-columns: 1.3fr 1fr; } }
.domains { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.domains span { background: var(--navy); color: #fff; border-radius: 999px; padding: 6px 12px; font-size: 13px; font-weight: 600; }
.contact-card h3 { margin-bottom: 8px; }
.contact-row { display: flex; gap: 10px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); font-weight: 550; overflow-wrap: anywhere; }
.contact-row:hover { color: var(--primary); }
.footer a:hover { color: #fff; text-decoration: underline; }
.success-box a, .modal a { color: var(--primary); text-decoration: underline; }

/* Form */
.form-2 { display: grid; gap: 0 12px; }
@media (min-width: 520px) { .form-2 { grid-template-columns: 1fr 1fr; } }

@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .hero { padding: 64px 16px; }
  .browser-body { padding: 16px; }
}