@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Sora:wght@400;500;600;700&display=swap");

:root {
  --bg-dark: #0b0f1a;
  --bg-soft: #0f172a;
  --surface: rgba(255, 255, 255, 0.08);
  --surface-strong: rgba(255, 255, 255, 0.12);
  --ink: #e2e8f0;
  --ink-strong: #ffffff;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-strong: #1d4ed8;
  --accent-warm: #14b8a6;
  --light-bg: #f8fafc;
  --light-ink: #0f172a;
  --light-muted: #64748b;
  --border: rgba(148, 163, 184, 0.2);
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg-dark);
}

h1, h2, h3, h4 {
  font-family: "Sora", "Manrope", sans-serif;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 16px;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.hero {
  position: relative;
  padding: 48px 0 96px;
  background: radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.15), transparent 50%),
    radial-gradient(circle at 80% 0%, rgba(20, 184, 166, 0.18), transparent 45%),
    linear-gradient(120deg, #0b0f1a 0%, #10182c 50%, #0b0f1a 100%);
  overflow: hidden;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.45;
  pointer-events: none;
}

.hero::before {
  top: -240px;
  right: -160px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.35), transparent 70%);
}

.hero::after {
  bottom: -220px;
  left: -180px;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.3), transparent 70%);
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(11, 15, 26, 0.7);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: var(--ink-strong);
}

.brand img {
  height: 28px;
  width: auto;
}

.brand span {
  display: none;
}

.nav-links {
  display: flex;
  gap: 20px;
  font-size: 14px;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--ink-strong);
}

.nav-actions {
  display: flex;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, #38bdf8, #2563eb);
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.35);
}

.btn-ghost {
  border-color: rgba(148, 163, 184, 0.4);
  color: var(--ink);
  background: transparent;
}

.section .btn-ghost {
  color: var(--light-ink);
  border-color: rgba(15, 23, 42, 0.22);
  background: rgba(255, 255, 255, 0.6);
}

.section.dark .btn-ghost {
  color: var(--ink);
  border-color: rgba(148, 163, 184, 0.4);
  background: transparent;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(36px, 4vw, 56px);
  color: var(--ink-strong);
}

.hero p {
  color: var(--muted);
  font-size: 17px;
  max-width: 520px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.hero-card {
  background: var(--surface);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 22px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.hero-card h3 {
  color: var(--ink-strong);
  font-size: 18px;
}

.hero-card ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 80px 0;
  background: var(--light-bg);
  color: var(--light-ink);
}

.section.dark {
  background: var(--bg-soft);
  color: var(--ink);
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: 32px;
}

.section-title h2 {
  font-size: clamp(26px, 3vw, 36px);
}

.section-title p {
  color: var(--light-muted);
  max-width: 460px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  padding: 24px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

.card.dark {
  background: var(--surface);
  border-color: rgba(148, 163, 184, 0.25);
  color: var(--ink);
}

.card h3 {
  margin-bottom: 8px;
}

.badge {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(14, 165, 233, 0.15);
  color: #0ea5e9;
  font-weight: 600;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.step {
  padding: 18px;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.2);
  color: var(--ink);
}

.step-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.step-title span {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.step-title h3 {
  margin: 0;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.metric {
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 16px;
  padding: 20px;
  color: var(--ink);
}

.metric strong {
  font-size: 26px;
  display: block;
}

.footer {
  padding: 40px 0;
  background: #0b0f1a;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.footer a {
  color: var(--ink);
}

.page-hero {
  padding: 48px 0 32px;
  background: radial-gradient(circle at 20% 10%, rgba(56, 189, 248, 0.14), transparent 50%),
    #0b0f1a;
}

.page-hero h1 {
  color: var(--ink-strong);
  margin-top: 16px;
}

.page-hero p {
  color: var(--muted);
  max-width: 560px;
}

.faq {
  display: grid;
  gap: 16px;
}

.faq-item {
  border-radius: 16px;
  padding: 18px;
  border: 1px solid var(--border);
  background: #ffffff;
}

.cta-band {
  background: linear-gradient(120deg, rgba(14, 165, 233, 0.16), rgba(37, 99, 235, 0.2));
  border-radius: 20px;
  padding: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border: 1px solid rgba(148, 163, 184, 0.24);
}

.cta-band h3 {
  margin: 0;
}

.prompt-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 32px;
  align-items: center;
}

.prompt-copy h2 {
  font-size: clamp(26px, 3vw, 36px);
  margin-bottom: 12px;
}

.prompt-points {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  color: var(--light-muted);
  font-size: 14px;
}

.prompt-points strong {
  color: var(--light-ink);
}

.prompt-card {
  background: #0b0f1a;
  color: var(--ink);
  border-radius: 22px;
  padding: 24px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  box-shadow: var(--shadow);
}

.prompt-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 16px;
}

.prompt-chip {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.16);
  color: var(--accent);
  font-weight: 600;
}

.prompt-lines {
  display: grid;
  gap: 8px;
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Consolas", "Liberation Mono", monospace;
  font-size: 13px;
  color: #d7e3ff;
}

.prompt-tag {
  color: #7dd3fc;
}

.prompt-output {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  color: var(--muted);
  font-size: 14px;
}

.prompt-output span {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 6px;
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .section-title {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-title p {
    max-width: 100%;
  }

  .cta-band {
    flex-direction: column;
    align-items: flex-start;
  }

  .prompt-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .navbar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .nav-actions {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .btn {
    padding: 9px 14px;
    font-size: 13px;
  }

  .hero {
    padding: 36px 0 72px;
  }

  .section {
    padding: 64px 0;
  }

  .page-hero {
    padding: 36px 0 24px;
  }

  .hero-card,
  .prompt-card,
  .cta-band {
    padding: 24px;
  }
}