/* ═══════════════════════════════════════════════
   Tab Manager — Landing Page & Privacy Policy CSS
   ═══════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #06060b;
  --bg-2: #0c0c14;
  --surface: #111119;
  --surface-2: #181824;
  --surface-3: #1e1e2e;
  --border: #252538;
  --border-2: #32324a;
  --text: #eaeaf0;
  --text-2: #9898ae;
  --text-3: #6a6a82;
  --accent: #6c63ff;
  --accent-2: #8b83ff;
  --accent-glow: rgba(108, 99, 255, 0.25);
  --accent-soft: rgba(108, 99, 255, 0.1);
  --green: #10b981;
  --green-soft: rgba(16, 185, 129, 0.1);
  --amber: #f59e0b;
  --amber-soft: rgba(245, 158, 11, 0.1);
  --red: #ef4444;
  --red-soft: rgba(239, 68, 68, 0.1);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --max-w: 1140px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent-2); text-decoration: none; transition: color var(--transition); }
a:hover { color: #a9a3ff; }

img { max-width: 100%; display: block; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* ─── Navigation ─────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  background: rgba(6, 6, 11, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.nav.scrolled {
  border-bottom-color: var(--border);
  background: rgba(6, 6, 11, 0.95);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
}

.nav-brand img {
  width: 32px; height: 32px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-2);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px var(--accent-glow);
  color: #fff !important;
}

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 4px;
}

/* ─── Hero ────────────────────────────────────── */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(108,99,255,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: var(--accent-2);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 28px;
  border: 1px solid rgba(108,99,255,0.2);
  animation: fadeInUp 0.6s ease both;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
  animation: fadeInUp 0.6s ease 0.1s both;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, #a78bfa 50%, #f472b6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 18px;
  color: var(--text-2);
  max-width: 580px;
  margin: 0 auto 40px;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #fff;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px var(--accent-glow);
  color: #fff;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-2);
  color: var(--text);
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: transform var(--transition), border-color var(--transition);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: var(--border-2);
  color: var(--text);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 56px;
  animation: fadeInUp 0.6s ease 0.4s both;
}

.hero-stat {
  text-align: center;
}

.hero-stat .number {
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
}

.hero-stat .label {
  font-size: 13px;
  color: var(--text-3);
  margin-top: 4px;
}

/* ─── Features ────────────────────────────────── */
.features {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent-2);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  border: 1px solid rgba(108,99,255,0.15);
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.8px;
  margin-bottom: 14px;
}

.section-header p {
  color: var(--text-2);
  font-size: 17px;
  max-width: 540px;
  margin: 0 auto;
}

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

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-2);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.feature-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  margin-bottom: 20px;
  font-size: 22px;
}

.feature-icon.purple { background: var(--accent-soft); }
.feature-icon.green { background: var(--green-soft); }
.feature-icon.amber { background: var(--amber-soft); }

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.6;
}

/* ─── How It Works ────────────────────────────── */
.how-it-works {
  padding: 100px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}

.step-number {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), #8b83ff);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  border-radius: 14px;
  margin: 0 auto 20px;
}

.step h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step p {
  color: var(--text-2);
  font-size: 14px;
}

/* ─── Comparison ──────────────────────────────── */
.comparison {
  padding: 100px 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  font-size: 14px;
  margin-top: 48px;
}

.comparison-table thead { background: var(--surface-2); }

.comparison-table th {
  padding: 18px 20px;
  text-align: left;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-2);
}

.comparison-table th:first-child { color: var(--text); }

.comparison-table th.highlight {
  color: var(--accent-2);
  background: rgba(108,99,255,0.06);
}

.comparison-table td {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  color: var(--text-2);
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--text);
}

.comparison-table td.highlight {
  background: rgba(108,99,255,0.03);
}

.check { color: var(--green); font-weight: 700; }
.cross { color: var(--text-3); }

/* ─── CTA ─────────────────────────────────────── */
.cta {
  padding: 100px 0;
  text-align: center;
}

.cta-box {
  background: linear-gradient(135deg, rgba(108,99,255,0.1) 0%, rgba(108,99,255,0.03) 100%);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: 32px;
  padding: 72px 40px;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(108,99,255,0.08), transparent 60%);
  pointer-events: none;
}

.cta-box h2 {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.8px;
  margin-bottom: 16px;
}

.cta-box p {
  color: var(--text-2);
  font-size: 17px;
  max-width: 480px;
  margin: 0 auto 36px;
}

/* ─── Footer ──────────────────────────────────── */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer p {
  color: var(--text-3);
  font-size: 13px;
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  color: var(--text-3);
  font-size: 13px;
  transition: color var(--transition);
}

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

/* ─── Privacy Page ────────────────────────────── */
.privacy-hero {
  padding: 140px 0 60px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(108,99,255,0.06) 0%, transparent 100%);
}

.privacy-hero h1 {
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.privacy-hero p {
  color: var(--text-2);
  font-size: 16px;
}

.privacy-hero .date {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-3);
}

.privacy-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 100px;
}

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

.privacy-section-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  background: var(--accent-soft);
  color: var(--accent-2);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  border: 1px solid rgba(108,99,255,0.15);
}

.privacy-section h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
}

.privacy-section p {
  color: var(--text-2);
  font-size: 15px;
  margin-bottom: 14px;
}

.privacy-section ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 16px;
}

.privacy-section ul li {
  position: relative;
  padding-left: 24px;
  color: var(--text-2);
  font-size: 15px;
  margin-bottom: 10px;
}

.privacy-section ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 3px;
  opacity: 0.7;
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin: 16px 0;
}

.info-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 10px;
}

.info-card p { font-size: 14px; color: var(--text-2); margin-bottom: 8px; }
.info-card p:last-child { margin-bottom: 0; }

.highlight-box {
  background: linear-gradient(135deg, rgba(108,99,255,0.08), rgba(108,99,255,0.02));
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius);
  padding: 24px;
  margin: 20px 0;
}

.highlight-box h3 {
  color: var(--accent-2);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.data-table thead { background: var(--surface-2); }

.data-table th {
  text-align: left;
  padding: 14px 16px;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-2);
}

.data-table td {
  padding: 14px 16px;
  color: var(--text-2);
  border-top: 1px solid var(--border);
  vertical-align: top;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
}

.badge-local { background: var(--green-soft); color: var(--green); }
.badge-optional { background: var(--amber-soft); color: var(--amber); }
.badge-never { background: var(--red-soft); color: var(--red); }

/* ─── Animations ──────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Responsive ──────────────────────────────── */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .comparison-table { font-size: 13px; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-hamburger { display: block; }
  .features-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 12px; }
  .hero { padding: 130px 0 70px; }
  .hero-stats { gap: 24px; }
  .hero-stat .number { font-size: 22px; }
  .cta-box { padding: 48px 24px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .comparison-table th, .comparison-table td { padding: 12px; }
}