/* public/style.css — DEBUG_Assist landing page */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0F172A;
  --surface:   #1E293B;
  --border:    #334155;
  --accent:    #6366F1;
  --accent-h:  #4F46E5;
  --text:      #F8FAFC;
  --muted:     #94A3B8;
  --green:     #4ADE80;
  --red:       #F87171;
  --code-bg:   #0D1117;
}

[data-theme="light"] {
  --bg:      #F8FAFC;
  --surface: #FFFFFF;
  --border:  #CBD5E1;
  --text:    #0F172A;
  --muted:   #64748B;
  --code-bg: #F1F5F9;
}
[data-theme="light"] .navbar {
  background: rgba(248,250,252,0.92);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  line-height: 1.6;
}

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

/* ── Logo cursor ─────────────────────────── */
.logo-debug { color: var(--accent); font-family: 'JetBrains Mono', monospace; font-weight: 700; }
.logo-cursor {
  display: inline-block;
  width: 2px; height: 1em;
  background: var(--accent);
  margin-left: 1px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ── Navigation ──────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 64px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0;
  background: rgba(15,23,42,0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
  overflow: visible;
  height: 72px;
}
.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo-img {
  height: 200px;
  width: auto;
  display: block;
  position: relative;
  z-index: 101;
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: var(--muted); font-size: 14px; transition: color .15s; }
.nav-links a:hover { color: var(--text); }

/* ── Buttons ─────────────────────────────── */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
  display: inline-block;
}
.btn-primary:hover { background: var(--accent-h); }
.btn-nav {
  background: var(--accent);
  color: #fff !important;
  border-radius: 6px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 600;
  transition: background .15s;
}
.btn-nav:hover { background: var(--accent-h) !important; }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  display: inline-block;
}
.btn-outline:hover { border-color: var(--muted); background: rgba(255,255,255,0.03); }

/* ── Hero ────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 64px 80px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 12px;
  color: #a5b4fc;
  margin-bottom: 24px;
  font-weight: 500;
}
.hero h1 {
  font-size: 64px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}
.hero h1 .accent { color: var(--accent); }
.hero-sub {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-btns { display: flex; gap: 12px; align-items: center; margin-bottom: 32px; }
.hero-trust { display: flex; gap: 20px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.hero-trust span { display: flex; align-items: center; gap: 5px; }
.hero-trust .check { color: var(--green); }

/* ── Code block ──────────────────────────── */
.code-block {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  box-shadow: 0 24px 48px rgba(0,0,0,0.4);
}
.code-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: #161b22;
}
.code-dot { width: 10px; height: 10px; border-radius: 50%; }
.code-dot.red    { background: #ff5f57; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green  { background: #28c840; }
.code-filename { color: var(--muted); font-size: 12px; margin-left: 8px; }
.code-body { padding: 20px 24px; line-height: 1.8; }
.c-comment { color: #6e7681; }
.c-keyword { color: #ff7b72; }
.c-string  { color: #a5d6ff; }
.c-num     { color: #79c0ff; }
.c-key     { color: #7ee787; }
.c-accent  { color: #d2a8ff; }
.c-badge {
  display: inline-block;
  background: rgba(248,113,113,0.15);
  color: var(--red);
  border: 1px solid rgba(248,113,113,0.3);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 11px;
  font-weight: 700;
  margin-left: 8px;
}
.c-badge.green {
  background: rgba(74,222,128,0.1);
  color: var(--green);
  border-color: rgba(74,222,128,0.25);
}

/* ── Stats bar ───────────────────────────── */
.stats-wrap { max-width: 1200px; margin: 0 auto; padding: 0 64px 80px; }
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.stat { background: var(--surface); padding: 32px 24px; text-align: center; }
.stat-num   { font-size: 36px; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ── Features ────────────────────────────── */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 64px;
  border-top: 1px solid var(--border);
}
.section-label {
  text-align: center;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
}
.features h2, .pricing h2 {
  text-align: center;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
}
.section-sub {
  text-align: center;
  color: var(--muted);
  font-size: 16px;
  max-width: 520px;
  margin: 0 auto 56px;
  line-height: 1.6;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  transition: border-color .2s;
}
.feature-card:hover { border-color: var(--accent); }
.feature-icon {
  width: 40px; height: 40px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
}
.feature-card h3 { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.feature-card p  { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* ── Pricing ─────────────────────────────── */
.pricing {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 64px;
  border-top: 1px solid var(--border);
}
.pricing h2 { margin-bottom: 48px; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  position: relative;
}
.pricing-card.featured {
  border-color: var(--accent);
  background: rgba(99,102,241,0.06);
}
.pricing-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
  white-space: nowrap;
}
.plan-name  { font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; margin-bottom: 8px; }
.plan-price { font-size: 40px; font-weight: 800; margin-bottom: 4px; }
.plan-price span { font-size: 16px; font-weight: 400; color: var(--muted); }
.plan-limit { font-size: 13px; color: var(--muted); margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.plan-features li { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.plan-features li::before { content: '✓'; color: var(--green); font-weight: 700; }
.btn-plan-primary {
  display: block; text-align: center;
  background: var(--accent); color: #fff;
  border: none; border-radius: 8px;
  padding: 12px 24px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: background .15s; text-decoration: none;
}
.btn-plan-primary:hover { background: var(--accent-h); }
.btn-plan-outline {
  display: block; text-align: center;
  background: transparent; color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 24px; font-size: 14px; font-weight: 500;
  cursor: pointer; transition: border-color .15s, background .15s; text-decoration: none;
}
.btn-plan-outline:hover { border-color: var(--muted); background: rgba(255,255,255,0.03); }

/* ── Footer ──────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 64px;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
}
footer .footer-links { display: flex; gap: 24px; }
footer .footer-links a { color: var(--muted); transition: color .15s; }
footer .footer-links a:hover { color: var(--text); }

/* ── Responsive ──────────────────────────── */
@media (max-width: 768px) {
  .navbar { padding: 16px 20px; }
  .nav-links a:not(.btn-nav) { display: none; }

  .hero {
    grid-template-columns: 1fr;
    padding: 60px 20px 48px;
    gap: 40px;
  }
  .hero h1 { font-size: 40px; }

  .stats-wrap { padding: 0 20px 48px; }
  .stats { grid-template-columns: repeat(2, 1fr); }

  .features { padding: 60px 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .features h2, .pricing h2 { font-size: 28px; }

  .pricing { padding: 60px 20px; }
  .pricing-grid { grid-template-columns: 1fr; }

  footer { padding: 32px 20px; flex-direction: column; gap: 16px; text-align: center; }
  footer .footer-links { justify-content: center; }
}

/* ── Theme toggle (floating) ────────────────── */
.theme-toggle-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: background 0.2s, border-color 0.2s;
}
.theme-toggle-float:hover { background: var(--border); }