:root {
  --bg: #f6f8fb;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --panel: #ffffff;
  --dark: #07111f;
  --primary: #2563eb;
  --primary-2: #14b8a6;
  --success: #16a34a;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
  --radius: 24px;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, rgba(37,99,235,.16), transparent 34%),
    radial-gradient(circle at 90% 12%, rgba(20,184,166,.14), transparent 30%),
    var(--bg);
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: -0.03em;
}
.logo span {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 12px 30px rgba(37, 99, 235, .28);
}

.marketing-nav {
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 0;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid rgba(226,232,240,.85);
  border-radius: 22px;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(20px);
  box-shadow: 0 14px 35px rgba(15,23,42,.06);
  position: sticky;
  top: 12px;
  z-index: 5;
}
.marketing-nav nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #475569;
  font-size: 14px;
  font-weight: 750;
}
.nav-cta {
  padding: 10px 14px;
  color: #fff !important;
  border-radius: 14px;
  background: var(--ink);
}

.marketing-page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}
.hero {
  padding: 82px 0 42px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 38px;
  align-items: center;
}
.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 76px);
  line-height: .94;
  letter-spacing: -.07em;
}
.hero p, .muted {
  color: var(--muted);
  line-height: 1.65;
}
.hero p { max-width: 640px; font-size: 18px; }
.hero-actions, .row-actions, .topbar-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.button {
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  font-weight: 850;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 8px 20px rgba(15,23,42,.05);
}
.button.primary {
  border-color: var(--primary);
  background: linear-gradient(135deg, var(--primary), #1d4ed8);
  color: #fff;
  box-shadow: 0 14px 32px rgba(37,99,235,.26);
}
.button.dark { background: var(--ink); color: #fff; border-color: var(--ink); }
.button.ghost { background: rgba(255,255,255,.7); }
.button.small { min-height: 36px; padding: 8px 12px; font-size: 13px; }
.button.full { width: 100%; }

.preview-card, .panel, .metric, .price-card, .auth-card, .integration-card {
  border: 1px solid rgba(226,232,240,.92);
  border-radius: var(--radius);
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow);
}
.preview-card { padding: 22px; }
.preview-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.status-pill, .badge, .plan-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(22,163,74,.1);
  color: #166534;
  font-size: 12px;
  font-weight: 900;
}
.badge.warn { background: rgba(245,158,11,.12); color: #92400e; }
.badge.error { background: rgba(239,68,68,.12); color: #991b1b; }
.dashboard-preview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
}
.mini-metric {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8fafc;
}
.mini-metric strong { display: block; font-size: 28px; letter-spacing: -.05em; }
.mini-metric span { color: var(--muted); font-size: 13px; font-weight: 750; }

.section { padding: 54px 0; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}
.section h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: -.06em;
}
.grid-3, .grid-4, .pricing-grid, .app-grid {
  display: grid;
  gap: 16px;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4, .pricing-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.feature-card, .use-card, .faq-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
}
.feature-card h3, .price-card h3, .panel h3 { margin: 0 0 8px; letter-spacing: -.03em; }
.feature-card p, .use-card p, .faq-card p { color: var(--muted); line-height: 1.6; }
.price-card { padding: 22px; position: relative; }
.price-card.popular { border-color: rgba(37,99,235,.4); transform: translateY(-8px); }
.price { font-size: 38px; font-weight: 950; letter-spacing: -.06em; }
.price small { font-size: 14px; color: var(--muted); letter-spacing: 0; }
.check-list { padding: 0; margin: 18px 0; list-style: none; display: grid; gap: 10px; color: #334155; }
.check-list li::before { content: "✓"; color: var(--success); font-weight: 900; margin-right: 8px; }
.footer {
  margin-top: 50px;
  padding: 30px 0 44px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}
.auth-logo { position: fixed; top: 24px; left: 28px; }
.auth-card {
  width: min(520px, 100%);
  padding: 30px;
}
.auth-card h1 { margin: 0 0 8px; font-size: 34px; letter-spacing: -.05em; }
.form { display: grid; gap: 14px; margin-top: 18px; }
label { display: grid; gap: 7px; color: #334155; font-size: 13px; font-weight: 800; }
input, textarea, select {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  outline: none;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus {
  border-color: rgba(37,99,235,.55);
  box-shadow: 0 0 0 4px rgba(37,99,235,.1);
}
.checkbox { display: flex; gap: 9px; align-items: flex-start; }
.checkbox input { width: auto; margin-top: 2px; }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0,1fr);
}
.app-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: linear-gradient(180deg, #07111f, #0f172a);
  color: #fff;
}
.app-sidebar nav { display: grid; gap: 6px; }
.app-sidebar button {
  width: 100%;
  padding: 12px 14px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: #cbd5e1;
  text-align: left;
  font-weight: 760;
}
.app-sidebar button.active, .app-sidebar button:hover { background: rgba(255,255,255,.1); color: #fff; }
.sidebar-card {
  margin-top: auto;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px;
  background: rgba(255,255,255,.07);
}
.sidebar-card p { color: #cbd5e1; line-height: 1.5; font-size: 13px; }
.app-main { min-width: 0; padding: 26px; }
.app-topbar {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 20px;
  margin-bottom: 18px;
}
.app-topbar h1 { margin: 0; font-size: 34px; letter-spacing: -.05em; }
.notice {
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(37,99,235,.16);
  background: rgba(37,99,235,.08);
  color: #1e3a8a;
  margin-bottom: 16px;
}
.notice.error { border-color: rgba(239,68,68,.2); background: rgba(239,68,68,.08); color: #991b1b; }
.app-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
.panel { padding: 22px; margin-bottom: 16px; }
.metric { padding: 18px; }
.metric span { display: block; color: var(--muted); font-size: 13px; font-weight: 800; }
.metric strong { display: block; margin-top: 8px; font-size: 34px; letter-spacing: -.06em; }
.wide { grid-column: span 2; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 18px; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: 14px 16px; border-bottom: 1px solid #edf2f7; text-align: left; vertical-align: top; font-size: 14px; }
th { color: #475569; background: #f8fafc; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.integration-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.integration-card { padding: 18px; }
.integration-card p { color: var(--muted); line-height: 1.55; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.bar { height: 10px; background: #e2e8f0; border-radius: 999px; overflow: hidden; }
.bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), var(--primary-2)); }
.mobile-card-list { display: none; }

@media (max-width: 1080px) {
  .hero, .grid-3, .grid-4, .pricing-grid, .app-grid, .integration-grid, .split {
    grid-template-columns: 1fr 1fr;
  }
  .app-shell { grid-template-columns: 1fr; }
  .app-sidebar { position: static; height: auto; }
  .app-sidebar nav { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 720px) {
  .marketing-nav { position: static; flex-direction: column; align-items: stretch; }
  .marketing-nav nav { flex-wrap: wrap; }
  .hero, .grid-3, .grid-4, .pricing-grid, .app-grid, .integration-grid, .split, .dashboard-preview {
    grid-template-columns: 1fr;
  }
  .hero { padding-top: 42px; }
  .section-head, .app-topbar, .footer { flex-direction: column; align-items: stretch; }
  .app-main { padding: 16px; }
  .app-sidebar nav { grid-template-columns: 1fr; }
  .wide { grid-column: auto; }
  .table-wrap { display: none; }
  .mobile-card-list { display: grid; gap: 12px; }
  .auth-logo { position: static; margin-bottom: 22px; }
  .auth-shell { display: block; }
  .auth-card { margin: 18px auto; }
}