@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500;600&family=Inter:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
  --ink: #0f172a;
  --ink-secondary: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --surface: #ffffff;
  --soft: #f8fafc;
  --blue: #2563eb;
  --blue-hover: #1d4ed8;
  --blue-pale: #eff6ff;
  --green: #10b981;
  --green-pale: #ecfdf5;
  --dark-bg: #0b0f17;
  --dark-surface: #131b28;
  --dark-border: #1e293b;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 10px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --shadow-lg: 0 20px 40px -10px rgba(15,23,42,0.18);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--surface);
  color: var(--ink);
  font: 16px/1.6 "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Plus Jakarta Sans", "Inter", sans-serif;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
}

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

button {
  font: inherit;
  cursor: pointer;
}

svg {
  flex-shrink: 0;
}

.container {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.narrow-container {
  width: min(740px, calc(100% - 48px));
  margin: 0 auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  transform: translateY(-160%);
  z-index: 100;
  background: var(--ink);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-weight: 600;
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: none;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 68px;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-wrap {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.brand-logo {
  width: 30px;
  height: 30px;
  border-radius: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.15s ease;
}

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

.nav-download {
  background: var(--ink);
  color: #fff !important;
  padding: 8px 16px;
  border-radius: 7px;
  font-weight: 600;
  transition: background 0.15s ease, transform 0.15s ease;
}

.nav-download:hover {
  background: var(--ink-secondary);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  border: 0;
  background: none;
  padding: 8px;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px 0;
  background: var(--ink);
}

/* Hero Section */
.hero {
  padding: 72px 0 64px;
  background: var(--surface);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.02fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.3rem, 4.1vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 18px;
}

.hero-text {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.hero-download-block {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hero-btns {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: all 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.btn-icon {
  width: 16px;
  height: 16px;
}

.button-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.button-primary:hover {
  background: var(--blue-hover);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.28);
}

.button-secondary {
  background: var(--soft);
  color: var(--ink);
  border: 1px solid var(--line);
}

.button-secondary:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.button-outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.button-outline:hover {
  background: var(--soft);
  border-color: #cbd5e1;
}

.hero-subtext {
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-subtext a {
  color: var(--blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.sep {
  color: #cbd5e1;
}

/* Studio Console Preview */
.console-card {
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  color: #e2e8f0;
}

.console-header {
  height: 40px;
  background: #111722;
  border-bottom: 1px solid #1a2332;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
}

.console-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #cbd5e1;
}

.console-icon {
  width: 15px;
  height: 15px;
  border-radius: 3px;
}

.stream-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  font-weight: 600;
  color: #10b981;
}

.pulse-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}

.console-body {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Audio Path */
.audio-path {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--dark-surface);
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 10px 14px;
}

.path-node {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.node-type {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  color: #64748b;
  letter-spacing: 0.04em;
}

.node-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: #f8fafc;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.path-arrow {
  color: #475569;
  display: flex;
  align-items: center;
}

.path-arrow svg {
  width: 14px;
  height: 14px;
}

/* Profile Selector */
.console-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.section-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.profile-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  background: #182232;
  border: 1px solid #233148;
  border-radius: 6px;
  color: #94a3b8;
  font-size: 0.72rem;
  font-weight: 600;
  transition: all 0.15s ease;
}

.chip svg {
  width: 13px;
  height: 13px;
}

.chip:hover {
  border-color: #38bdf8;
  color: #f8fafc;
}

.chip.active {
  background: #1e3a5f;
  border-color: #38bdf8;
  color: #38bdf8;
}

/* Visualizer Modules */
.console-visuals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  background: #080c12;
  border: 1px solid #161f2e;
  border-radius: 8px;
  padding: 12px 14px;
}

.visual-box {
  display: flex;
  flex-direction: column;
}

.box-title {
  font-size: 0.65rem;
  font-family: 'DM Mono', monospace;
  color: #64748b;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.box-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.ch-tags {
  display: flex;
  gap: 6px;
  font-size: 0.6rem;
  font-family: 'DM Mono', monospace;
  font-weight: 600;
}
.tag-l { color: #38bdf8; }
.tag-r { color: #818cf8; }

.spectrum-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 52px;
}

.spec-bar-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 12%;
  height: 100%;
  justify-content: flex-end;
}

.spec-bar {
  width: 100%;
  background: #38bdf8;
  border-radius: 2px;
  min-height: 4px;
  transition: height 0.08s ease;
}

.b1 { height: 42%; }
.b2 { height: 68%; }
.b3 { height: 85%; }
.b4 { height: 95%; background: #60a5fa; }
.b5 { height: 72%; }
.b6 { height: 48%; }
.b7 { height: 28%; }

.spec-bar-wrap span {
  font-size: 0.58rem;
  font-family: 'DM Mono', monospace;
  color: #475569;
}

#scopeCanvas {
  width: 100%;
  height: 52px;
}

/* Feature Badges Row */
.features-pill-row {
  display: flex;
  gap: 8px;
}

.active-badge {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  background: #111a26;
  border: 1px solid #1c2738;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 0.7rem;
  font-weight: 600;
  color: #cbd5e1;
}

.active-badge svg {
  width: 12px;
  height: 12px;
  color: #10b981;
}

/* Console Footer */
.console-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  border-top: 1px solid #161f2e;
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 6px;
}

.console-footer strong {
  color: #cbd5e1;
}

.text-green {
  color: #10b981 !important;
}

/* Common Section Styling */
.section {
  padding: 80px 0;
}

.section-soft {
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.section-header.centered {
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-family: 'DM Mono', monospace;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue);
  margin-bottom: 8px;
}

.section-header h2 {
  font-size: clamp(1.85rem, 3.1vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 8px;
}

.section-header p {
  font-size: 1rem;
  color: var(--muted);
}

/* ==========================================================================
   HOW TO USE & AUDIO ROUTING GRID
   ========================================================================== */
.setup-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.setup-guide-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.setup-guide-card:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
}

.guide-badge-num {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--blue-pale);
  color: var(--blue);
  padding: 3px 8px;
  border-radius: 4px;
  width: fit-content;
  margin-bottom: 12px;
}

.guide-card-icon {
  width: 40px;
  height: 40px;
  background: var(--blue-pale);
  color: var(--blue);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.setup-guide-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.setup-guide-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 16px;
}

.guide-subtip {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--ink-secondary);
  line-height: 1.5;
  margin-top: auto;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 28px 24px;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.feature-item:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 36px;
  height: 36px;
  background: var(--blue-pale);
  color: var(--blue);
  border-radius: 8px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
}

.feature-icon svg {
  width: 20px;
  height: 20px;
}

.feature-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.feature-item p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.55;
}

/* Editions Dual Grid */
.editions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.edition-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.18s ease;
}

.edition-card.featured {
  border-color: #bfdbfe;
  box-shadow: var(--shadow-md);
  position: relative;
}

.badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.featured-tag {
  color: var(--blue);
}

.ver-tag {
  font-size: 0.72rem;
  font-family: 'DM Mono', monospace;
  font-weight: 600;
  background: var(--blue-pale);
  color: var(--blue);
  padding: 2px 8px;
  border-radius: 4px;
}

.edition-header h3 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.edition-desc {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 18px;
  min-height: 44px;
}

.latency-badge {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  background: var(--soft);
  border-radius: 8px;
  margin-bottom: 24px;
}

.latency-badge .val {
  font-family: 'DM Mono', monospace;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green);
}

.text-blue {
  color: var(--blue) !important;
}

.latency-badge .lbl {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--muted);
}

.edition-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  font-size: 0.9rem;
  color: #334155;
}

.full-width {
  width: 100%;
}

.alt-links {
  margin-top: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--blue);
  font-weight: 600;
}

.alt-links span {
  color: var(--line);
}

/* ==========================================================================
   SAFETY TABBED INTERACTIVE MENU & PANELS
   ========================================================================== */
.safety-tab-menu {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.safety-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  transition: all 0.18s ease;
  box-shadow: var(--shadow-sm);
}

.safety-tab-btn:hover {
  color: var(--ink);
  border-color: #cbd5e1;
}

.safety-tab-btn.active {
  background: var(--ink);
  color: #ffffff;
  border-color: var(--ink);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

.safety-tab-panel {
  display: none;
  animation: fadeIn 0.2s ease-in-out;
}

.safety-tab-panel.active {
  display: block;
}

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

.panel-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 32px 30px;
  box-shadow: var(--shadow-md);
}

.panel-header-badge {
  display: inline-block;
  background: var(--blue-pale);
  color: var(--blue);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.panel-desc {
  font-size: 0.94rem;
  color: #334155;
  line-height: 1.6;
  margin-bottom: 24px;
}

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

.trust-box {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px 20px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.trust-box:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
}

.trust-badge-icon {
  width: 40px;
  height: 40px;
  background: var(--green-pale);
  color: var(--green);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-content h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--ink);
}

.trust-content p {
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

.trust-status-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink-secondary);
  background: var(--soft);
  padding: 3px 8px;
  border-radius: 4px;
}

.trust-status-tag a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.green-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

/* SmartScreen Simulation Grid */
.simulation-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 24px;
  align-items: start;
}

.smartscreen-sim-card {
  background: #005a9e;
  border-radius: 10px;
  padding: 22px 20px;
  color: #ffffff;
  font-family: 'Segoe UI', system-ui, sans-serif;
  box-shadow: 0 12px 30px rgba(0, 90, 158, 0.25);
}

.sim-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.sim-text {
  font-size: 0.84rem;
  line-height: 1.45;
  color: #e0f2fe;
  margin-bottom: 14px;
}

.sim-more-info-link {
  display: inline-block;
  font-size: 0.82rem;
  cursor: pointer;
  color: #ffffff;
  font-weight: 600;
  margin-bottom: 14px;
  user-select: none;
}

.click-hint {
  font-size: 0.72rem;
  color: #bae6fd;
  font-weight: 400;
}

.sim-app-details {
  display: none;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 0.8rem;
  margin-bottom: 14px;
  flex-direction: column;
  gap: 4px;
}

.sim-app-details.show {
  display: flex;
}

.sim-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.sim-btn {
  padding: 7px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 4px;
  border: 0;
}

.sim-btn-cancel {
  background: #ffffff;
  color: #000000;
}

.sim-btn-run {
  display: none;
  background: #ffffff;
  color: #005a9e;
}

.sim-btn-run.show {
  display: inline-block;
}

.sim-success-msg {
  display: none;
  margin-top: 12px;
  padding: 8px 12px;
  background: #10b981;
  color: #ffffff;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  text-align: center;
}

.installation-steps-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.step-guide-row {
  display: flex;
  gap: 12px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
}

.num-chip {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--blue-pale);
  color: var(--blue);
  padding: 3px 8px;
  border-radius: 4px;
  height: fit-content;
}

.alt-chip {
  background: #f1f5f9;
  color: var(--ink-secondary);
}

.step-guide-row strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 2px;
  color: var(--ink);
}

.step-guide-row p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.45;
}

.step-guide-row code {
  font-family: 'DM Mono', monospace;
  background: #e2e8f0;
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 0.75rem;
}

/* Android & Cleanup Steps Grid */
.android-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.android-step-box {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px 16px;
}

.step-circle {
  width: 28px;
  height: 28px;
  background: var(--blue);
  color: #ffffff;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: 'DM Mono', monospace;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.android-step-box h4 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.android-step-box p {
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.5;
}

.android-install-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 0.84rem;
  color: #065f46;
}

.android-install-strip svg {
  color: #10b981;
}

/* FAQ Accordion */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.faq-btn {
  width: 100%;
  padding: 20px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  border: 0;
  background: #fff;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 700;
}

.faq-arrow {
  color: var(--muted);
  font-size: 1.35rem;
  font-weight: 400;
  transition: transform 0.18s ease;
}

.faq-item.open .faq-arrow {
  transform: rotate(45deg);
}

.faq-body {
  display: none;
  padding: 0 54px 20px 22px;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.6;
}

.faq-item.open .faq-body {
  display: block;
}

/* Final CTA Section */
.final-section {
  padding-top: 40px;
}

.cta-box {
  background: #f0f7ff;
  border: 1px solid #d0e5fc;
  border-radius: 16px;
  padding: 48px 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-content h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 8px;
}

.cta-content p {
  font-size: 1rem;
  color: var(--muted);
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
  min-width: 240px;
}

/* Footer */
.site-footer {
  padding: 36px 0;
  border-top: 1px solid var(--line);
  font-size: 0.84rem;
  color: var(--muted);
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--ink);
}

.footer-logo {
  width: 22px;
  height: 22px;
}

.back-to-top {
  color: var(--muted);
  font-weight: 600;
}

.back-to-top:hover {
  color: var(--blue);
}

/* Responsive Breakpoints */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .setup-guide-grid {
    grid-template-columns: 1fr;
  }
  .features-grid, .trust-cards-row, .simulation-grid, .android-steps-grid {
    grid-template-columns: 1fr;
  }
  .editions-grid {
    grid-template-columns: 1fr;
  }
  .cta-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 36px 28px;
  }
  .cta-buttons {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .container, .narrow-container {
    width: min(100% - 32px, 1120px);
  }
  .site-header {
    height: 60px;
  }
  .nav-wrap {
    height: 60px;
  }
  .menu-toggle {
    display: block;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    padding: 16px 20px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    padding: 8px 0;
  }
  .nav-download {
    text-align: center;
    margin-top: 4px;
  }
  .hero {
    padding: 48px 0 40px;
  }
  .hero h1 {
    font-size: 2.3rem;
  }
  .hero-btns {
    flex-direction: column;
    align-items: stretch;
  }
  .features-grid, .trust-cards-row {
    grid-template-columns: 1fr;
  }
  .console-visuals {
    grid-template-columns: 1fr;
  }
  .features-pill-row {
    flex-direction: column;
  }
  .panel-card {
    padding: 20px 16px;
  }
  .safety-tab-btn {
    width: 100%;
    justify-content: center;
  }
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}