:root {
  color-scheme: dark;
  --bg: #060303;
  --bg-elevated: #0e0808;
  --surface: #141010;
  --surface-hover: #1c1414;
  --border: #2a1818;
  --border-light: #3d2828;
  --text: #fff5f0;
  --muted: #9a8884;
  --accent: #ff6b4a;
  --accent-soft: rgba(255, 107, 74, 0.12);
  --accent-glow: rgba(255, 107, 74, 0.35);
  --danger: #ef5350;
  --success: #66bb6a;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  --max: 1120px;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(6, 3, 3, 0.82);
  border-bottom: 1px solid var(--border);
}

.site-nav .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.05rem;
}

.brand:hover {
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-panel-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

.lang-switch-li {
  flex-shrink: 0;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.9rem;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.lang-btn {
  padding: 0.3rem 0.65rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.lang-btn:hover {
  color: var(--text);
}

.lang-btn.active {
  background: var(--accent);
  color: #fff;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #ff6b4a, #e84a2a);
  color: #fff;
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-primary:hover {
  box-shadow: 0 12px 32px var(--accent-glow);
}

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

.btn-ghost:hover {
  background: var(--surface-hover);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 4.5rem 0 5rem;
}

.hero::before {
  content: '';
  position: absolute;
  inset: -40% -20% auto;
  height: 70%;
  background: radial-gradient(ellipse at 50% 0%, var(--accent-glow), transparent 65%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--accent);
}

.hero-lead {
  margin: 0 0 1.75rem;
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 34ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--muted);
}

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

.hero-visual {
  position: relative;
}

.phone-mock {
  background: linear-gradient(160deg, var(--surface) 0%, #1a0e0e 100%);
  border: 1px solid var(--border-light);
  border-radius: 28px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.phone-mock .screen {
  background: var(--bg-elevated);
  border-radius: 18px;
  padding: 1.25rem;
  border: 1px solid var(--border);
}

.signal-pulse {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--accent-soft);
  display: grid;
  place-items: center;
  animation: pulse 2.5s ease-in-out infinite;
}

.signal-pulse svg {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 16px transparent; }
}

.mock-title {
  text-align: center;
  font-weight: 700;
  margin: 0 0 0.25rem;
}

.mock-sub {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 1rem;
}

.mock-alert {
  background: rgba(239, 83, 80, 0.12);
  border: 1px solid rgba(239, 83, 80, 0.35);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.mock-countdown {
  text-align: center;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0.5rem 0;
}

/* Sections */
section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.section-lead {
  text-align: center;
  color: var(--muted);
  max-width: 52ch;
  margin: 0 auto 2.5rem;
}

.features {
  background: var(--bg-elevated);
  border-block: 1px solid var(--border);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-soft);
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.feature-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.step {
  text-align: center;
  padding: 1.25rem 1rem;
}

.step-num {
  width: 40px;
  height: 40px;
  margin: 0 auto 0.75rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  display: grid;
  place-items: center;
}

.step h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, #1a0e0e, #0e0808);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
  margin: 2rem 0 0;
}

.cta-band h2 {
  margin: 0 0 0.5rem;
}

.cta-band p {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.store-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.1rem;
  background: #000;
  border: 1px solid #333;
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.85rem;
  text-decoration: none;
}

.store-badge:hover {
  border-color: var(--accent);
  text-decoration: none;
}

.store-badge small {
  display: block;
  font-size: 0.65rem;
  color: #aaa;
}

.store-badge strong {
  display: block;
  font-size: 0.95rem;
}

/* Rescue panel callout */
.rescue-callout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}

.rescue-callout h2 {
  margin: 0 0 0.5rem;
}

.rescue-callout p {
  margin: 0;
  color: var(--muted);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.75rem 0 0;
  max-width: 32ch;
}

.footer-col h4 {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 0.4rem;
}

.footer-col a {
  color: var(--text);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.82rem;
}

/* Legal page */
.legal-page {
  padding: 3rem 0 4rem;
}

.legal-page h1 {
  margin: 0 0 0.5rem;
  font-size: 2rem;
}

.legal-meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.legal-content {
  max-width: 68ch;
}

.legal-content h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.2rem;
  color: var(--accent);
}

.legal-content p,
.legal-content li {
  color: var(--muted);
  font-size: 0.95rem;
}

.legal-content ul {
  padding-left: 1.25rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid,
  .feature-grid,
  .steps,
  .footer-grid,
  .rescue-callout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .nav-links > li:not(.lang-switch-li) {
    display: none;
  }

  .rescue-callout .btn {
    width: 100%;
  }
}