/* SafeClaw Landing Page — Dark Theme */

/* ── Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0a;
  --surface: #1a1a1a;
  --border: #2a2a2a;
  --text: #e5e5e5;
  --text-secondary: #888888;
  --green: #4ade80;
  --red: #f87171;
  --blue: #60a5fa;
  --purple: #a78bfa;
  --orange: #fb923c;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.8; }

/* ── Container ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Navigation ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text);
}

.nav-logo .logo-icon {
  font-size: 1.4rem;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text); opacity: 1; }

.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ── Hero ── */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--text) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-family: var(--font-sans);
}

.btn-primary {
  background: var(--blue);
  color: #0a0a0a;
}

.btn-primary:hover { background: #93bbfd; color: #0a0a0a; opacity: 1; }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover { border-color: var(--text-secondary); opacity: 1; }

/* ── Section shared ── */
.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 48px;
  font-size: 1.05rem;
}

/* ── Features Grid ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 24px;
  border-left: 3px solid var(--blue);
  transition: border-color 0.3s, transform 0.2s;
}

.feature-card:hover {
  transform: translateY(-2px);
}

.feature-card:nth-child(1) { border-left-color: var(--purple); }
.feature-card:nth-child(2) { border-left-color: var(--orange); }
.feature-card:nth-child(3) { border-left-color: var(--green); }
.feature-card:nth-child(4) { border-left-color: var(--red); }
.feature-card:nth-child(5) { border-left-color: var(--blue); }
.feature-card:nth-child(6) { border-left-color: var(--purple); }

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 12px;
  display: block;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── How It Works ── */
.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.step {
  text-align: center;
  flex: 0 1 220px;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--blue);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0 auto 14px;
  font-family: var(--font-mono);
}

.step h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.step p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
}

.step-arrow {
  display: flex;
  align-items: center;
  padding-top: 16px;
  color: var(--text-secondary);
  font-size: 1.5rem;
  flex: 0 0 40px;
  justify-content: center;
}

/* ── Terminal ── */
.terminal {
  background: #111111;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.terminal-header {
  background: #1a1a1a;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green { background: #28c840; }

.terminal-title {
  color: var(--text-secondary);
  font-size: 0.8rem;
  margin-left: 8px;
}

.terminal-body {
  padding: 20px 24px;
  line-height: 1.8;
  overflow-x: auto;
}

.terminal-body .prompt { color: var(--green); }
.terminal-body .cmd { color: var(--text); }
.terminal-body .info { color: var(--text-secondary); }
.terminal-body .label-classify { color: var(--orange); }
.terminal-body .label-shacl { color: var(--purple); }
.terminal-body .blocked { color: var(--red); font-weight: 600; }
.terminal-body .allowed { color: var(--green); font-weight: 600; }
.terminal-body .dim { color: #555; }
.terminal-body .timestamp { color: #666; }

/* Terminal typing animation */
.terminal-line {
  opacity: 0;
  animation: fadeInLine 0.3s ease forwards;
  white-space: pre;
}

.terminal-line:nth-child(1)  { animation-delay: 0.2s; }
.terminal-line:nth-child(2)  { animation-delay: 0.6s; }
.terminal-line:nth-child(3)  { animation-delay: 1.2s; }
.terminal-line:nth-child(4)  { animation-delay: 1.6s; }
.terminal-line:nth-child(5)  { animation-delay: 2.0s; }
.terminal-line:nth-child(6)  { animation-delay: 2.4s; }
.terminal-line:nth-child(7)  { animation-delay: 3.2s; }
.terminal-line:nth-child(8)  { animation-delay: 3.6s; }
.terminal-line:nth-child(9)  { animation-delay: 4.0s; }
.terminal-line:nth-child(10) { animation-delay: 4.4s; }
.terminal-line:nth-child(11) { animation-delay: 4.8s; }

@keyframes fadeInLine {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Blinking cursor on last line */
.terminal-cursor::after {
  content: '\2588';
  animation: blink 1s step-end infinite;
  color: var(--green);
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ── Architecture Diagram ── */
.architecture {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  max-width: 800px;
  margin: 0 auto;
  overflow-x: auto;
}

.architecture pre {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-secondary);
  text-align: center;
  white-space: pre;
}

/* Pipeline flow */
.pipeline {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
}

.pipeline-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text);
  text-align: center;
  white-space: nowrap;
}

.pipeline-step.highlight { border-color: var(--blue); color: var(--blue); }
.pipeline-step.warn { border-color: var(--orange); color: var(--orange); }
.pipeline-step.danger { border-color: var(--red); color: var(--red); }
.pipeline-step.ok { border-color: var(--green); color: var(--green); }

.pipeline-arrow {
  color: var(--text-secondary);
  font-size: 1.2rem;
}

/* ── Quick Start ── */
.quickstart-heading {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.quickstart-heading-alt {
  margin-top: 40px;
  color: var(--text-secondary);
}

.quickstart-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
  max-width: 600px;
}

.quickstart-terminal {
  background: #111111;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
  max-width: 620px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 2;
  margin-bottom: 16px;
}

.quickstart-terminal .prompt { color: var(--green); }
.quickstart-terminal .cmd { color: var(--text); }
.quickstart-terminal .comment { color: #555; }
.quickstart-terminal .allowed { color: var(--green); }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-brand {
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
  list-style: none;
}

.footer-links a { color: var(--text-secondary); }
.footer-links a:hover { color: var(--text); }

/* ── Docs Page ── */
.docs-page {
  padding: 48px 0 80px;
  min-height: calc(100vh - 64px);
}

.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
}

/* ── Docs TOC ── */
.docs-toc {
  position: sticky;
  top: 80px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.docs-toc h3 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.docs-toc ul {
  list-style: none;
}

.docs-toc li {
  margin-bottom: 6px;
}

.docs-toc a {
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.5;
  display: block;
  padding: 2px 0;
  transition: color 0.2s;
}

.docs-toc a:hover {
  color: var(--text);
  opacity: 1;
}

/* ── Docs Content ── */
.docs-content {
  min-width: 0;
}

.docs-section {
  margin-bottom: 48px;
}

.docs-section p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.docs-section strong {
  color: var(--text);
}

.docs-section ul {
  margin-bottom: 16px;
  padding-left: 20px;
}

.docs-section li {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.7;
  margin-bottom: 6px;
}

/* ── Docs Headings ── */
.docs-h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  padding-left: 14px;
  border-left: 3px solid var(--blue);
  letter-spacing: -0.02em;
}

.docs-h2 .docs-anchor {
  color: var(--text);
}

.docs-h2 .docs-anchor:hover {
  color: var(--blue);
  opacity: 1;
}

.docs-h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 12px;
  color: var(--text);
  padding-left: 14px;
  border-left: 2px solid var(--border);
}

/* ── Docs Tables ── */
.docs-table-wrap {
  margin-bottom: 20px;
  overflow-x: auto;
}

.docs-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.docs-table-wrap thead {
  background: #222;
}

.docs-table-wrap th {
  text-align: left;
  padding: 10px 14px;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.docs-table-wrap td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}

.docs-table-wrap tr:last-child td {
  border-bottom: none;
}

.docs-table-wrap code {
  background: rgba(96, 165, 250, 0.1);
  color: var(--blue);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ── Docs Code Blocks ── */
.docs-pre {
  background: #111;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-secondary);
  overflow-x: auto;
  margin-bottom: 20px;
  white-space: pre;
}

.docs-section code {
  background: rgba(96, 165, 250, 0.1);
  color: var(--blue);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* ── Risk level colors ── */
.risk-low { color: var(--green); font-weight: 600; font-family: var(--font-mono); font-size: 0.85rem; }
.risk-medium { color: var(--orange); font-weight: 600; font-family: var(--font-mono); font-size: 0.85rem; }
.risk-high { color: var(--red); font-weight: 600; font-family: var(--font-mono); font-size: 0.85rem; }
.risk-critical { color: #ff4444; font-weight: 700; font-family: var(--font-mono); font-size: 0.85rem; }

/* ── Docs Pipeline Steps ── */
.docs-pipeline-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 12px;
  border-left: 3px solid var(--border);
}

.docs-pipeline-step .pipeline-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.docs-pipeline-step .pipeline-num {
  background: var(--blue);
  color: #0a0a0a;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.docs-pipeline-step h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
  border: none;
  padding: 0;
}

.docs-pipeline-step p {
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.docs-detail-label {
  font-size: 0.85rem !important;
  color: var(--text-secondary) !important;
  margin-bottom: 6px !important;
  font-weight: 500;
}

.docs-list {
  list-style: disc;
  padding-left: 20px;
}

.docs-list li {
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.docs-list code {
  font-size: 0.8em;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }

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

  .steps { flex-direction: column; align-items: center; }

  .step-arrow {
    transform: rotate(90deg);
    padding: 8px 0;
  }

  .nav-links { display: none; }
  .nav-mobile-toggle { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    gap: 16px;
  }

  .terminal { font-size: 0.75rem; }
  .terminal-body { padding: 16px; }
  .quickstart-terminal { padding: 20px; font-size: 0.8rem; }

  .pipeline { gap: 6px; }
  .pipeline-step { font-size: 0.65rem; padding: 6px 10px; }

  /* Docs responsive */
  .docs-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .docs-toc {
    position: static;
  }

  .docs-h2 { font-size: 1.3rem; }
  .docs-pre { padding: 14px 16px; font-size: 0.75rem; }
  .docs-table-wrap table { font-size: 0.8rem; }
  .docs-table-wrap th, .docs-table-wrap td { padding: 8px 10px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 280px; justify-content: center; }
  .section { padding: 60px 0; }
}

/* ── Nav Auth Button ── */
.btn-sm {
  font-size: 0.85rem;
  padding: 6px 16px;
  border-radius: 6px;
}