/* =====================================================
   TIRENIFY - Premium Cybersecurity Homepage Styles
   ===================================================== */

:root {
  /* Backgrounds - PRESERVED EXACTLY */
  --bg:           #09090c;
  --bg-elevated:  #111118;
  --bg-deep:      #060608;
  --bg-surface:   rgba(255, 255, 255, 0.038);

  /* Text - PRESERVED EXACTLY */
  --text:         #ededee;
  --text-muted:   rgba(237, 237, 238, 0.52);
  --text-faint:   rgba(237, 237, 238, 0.22);

  /* Chrome/Silver Accent - PRESERVED EXACTLY */
  --accent:       #c8cdd5;
  --accent-light: #e8ebf0;
  --accent-dim:   rgba(200, 205, 213, 0.12);
  --accent-glow:  rgba(200, 205, 213, 0.18);
  --accent-border: rgba(200, 205, 213, 0.25);
  --accent-strong: #a0a5ad;
  --outline-accent: rgba(124, 224, 255, 0.16);

  /* Semantic - PRESERVED EXACTLY */
  --safe:         #22c55e;
  --warning:      #f59e0b;
  --danger:       #ef4444;

  /* Borders - PRESERVED EXACTLY */
  --border:       rgba(255, 255, 255, 0.065);
  --border-hover: rgba(255, 255, 255, 0.13);

  /* Shadows */
  --shadow-card:  0 1px 3px rgba(0,0,0,0.5), 0 8px 24px rgba(0,0,0,0.35);
  --shadow-glow:  0 0 0 1px var(--accent-dim), 0 0 40px var(--accent-glow);
  --shadow-elevated: 0 4px 6px rgba(0,0,0,0.4), 0 12px 32px rgba(0,0,0,0.3);

  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;

  /* Radius - Refined for premium feel */
  --radius-sm:    4px;
  --radius-md:    8px;
  --radius-lg:    12px;
  --radius-xl:    16px;
  --radius-2xl:   20px;
  --radius-pill:  9999px;

  /* Spacing */
  --max-width:    1200px;
  --content-pad:  clamp(1.5rem, 5vw, 3rem);
  --section-gap:  clamp(5rem, 10vw, 8rem);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --dur-fast:      150ms;
  --dur-base:      250ms;
  --dur-slow:      400ms;

  color-scheme: dark;
  font-family: var(--font-body);
}

/* ===== GLOBAL RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  overflow-x: hidden;
}

/* Subtle dot grid texture for engineered feel */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.03;
  background-image: radial-gradient(circle, var(--accent) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* Noise texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.02;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

/* ===== CONTAINER ===== */
.container {
  width: min(var(--max-width), calc(100% - var(--content-pad) * 2));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ===== SECTIONS ===== */
section {
  padding: var(--section-gap) 0;
  position: relative;
}

/* Subtle separator between sections */
section + section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--max-width), calc(100% - var(--content-pad) * 2));
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ===== TYPOGRAPHY ===== */
::selection {
  background: var(--accent-dim);
  color: var(--text);
}

:focus-visible {
  outline: 2px solid var(--outline-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

h3 {
  font-size: clamp(1.1rem, 1.5vw, 1.25rem);
  font-weight: 600;
}

p {
  color: var(--text-muted);
  line-height: 1.7;
}

/* Eyebrow label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: '';
  width: 8px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

/* ===== NAVIGATION ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--dur-base) ease, border-color var(--dur-base) ease, backdrop-filter var(--dur-base) ease;
}

.site-header.scrolled {
  background: rgba(9, 9, 12, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom-color: var(--outline-accent);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: 72px;
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  font-size: 1.1rem;
}

.brand-mark {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--bg);
  font-size: 0.85rem;
  font-weight: 800;
}

.brand-name {
  font-weight: 700;
}

/* Navigation */
.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-left: auto;
}

.site-nav a {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--dur-fast) ease;
  text-decoration: none;
  padding: 0.25rem 0;
  position: relative;
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--dur-base) var(--ease-out-expo);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  width: 100%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: 1.5rem;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  font-family: var(--font-body);
  white-space: nowrap;
  min-height: 44px;
}

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

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--bg);
  border: none;
  box-shadow: 0 2px 8px rgba(200, 205, 213, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  box-shadow: 0 4px 16px rgba(200, 205, 213, 0.25);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text);
  border-color: var(--border-hover);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--accent-border);
}

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

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

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 0.9rem;
}

.btn-xl {
  padding: 1rem 2rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

/* ===== MOBILE TOGGLE ===== */
.mobile-toggle {
  display: none;
  position: relative;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: all var(--dur-fast) ease;
  margin-left: auto;
  align-items: center;
  justify-content: center;
}

.mobile-toggle:hover {
  border-color: var(--accent);
}

.mobile-toggle .toggle-bar {
  position: absolute;
  left: 50%;
  width: 1rem;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transform-origin: center;
  transition: transform 0.24s ease, opacity 0.2s ease, top 0.24s ease;
}

.mobile-toggle .toggle-bar:nth-child(1) {
  top: 1rem;
  transform: translateX(-50%);
}

.mobile-toggle .toggle-bar:nth-child(2) {
  top: 1.35rem;
  transform: translateX(-50%);
}

.mobile-toggle .toggle-bar:nth-child(3) {
  top: 1.7rem;
  transform: translateX(-50%);
}

.mobile-toggle.open .toggle-bar:nth-child(1) {
  top: 1.35rem;
  transform: translateX(-50%) rotate(45deg);
}

.mobile-toggle.open .toggle-bar:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.open .toggle-bar:nth-child(3) {
  top: 1.35rem;
  transform: translateX(-50%) rotate(-45deg);
}

/* Mobile Navigation */
@media (max-width: 767px) {
  .site-nav {
    display: none;
  }

  .header-actions {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }
}

/* ─── MOBILE OVERLAY NAV ─────────────────────────── */
.mobile-overlay {
  display: none; /* JS controls visibility */
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(9, 9, 11, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.mobile-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

.mobile-overlay-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 40px 24px;
  position: relative;
}

.mobile-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border, rgba(255,255,255,0.07));
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0;
  transition: border-color 0.2s ease;
}

.mobile-close:hover {
  border-color: var(--chrome-border, rgba(200,205,213,0.22));
}

.mobile-close span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text, #f4f4f5);
  border-radius: 2px;
  position: absolute;
  transition: transform 0.2s ease;
}

.mobile-close span:first-child {
  transform: rotate(45deg);
}

.mobile-close span:last-child {
  transform: rotate(-45deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.mobile-nav-link {
  display: block;
  width: 100%;
  max-width: 280px;
  text-align: center;
  padding: 16px 24px;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--text-sub, rgba(244,244,245,0.55));
  text-decoration: none;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: color 0.2s ease,
              background 0.2s ease,
              border-color 0.2s ease;
  letter-spacing: -0.01em;
}

.mobile-nav-link:hover,
.mobile-nav-link:focus-visible {
  color: var(--text, #f4f4f5);
  background: var(--bg-raised, #111116);
  border-color: var(--border, rgba(255,255,255,0.07));
}

@media (min-width: 768px) {
  .mobile-overlay {
    display: none !important;
  }
}

.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;
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100svh;
  background: var(--bg-deep);
  display: flex;
  align-items: center;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}

/* Ambient gradient orbs */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(200, 205, 213, 0.04), transparent 70%);
  filter: blur(120px);
  pointer-events: none;
  animation: float-orb 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(124, 224, 255, 0.03), transparent 70%);
  filter: blur(100px);
  pointer-events: none;
  animation: float-orb 25s ease-in-out infinite reverse;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-copy {
  max-width: 580px;
}

.hero-subheading {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 520px;
  margin-top: 1.25rem;
}

/* Trust Badges */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 1.75rem;
  margin-bottom: 2rem;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.875rem;
  background: var(--accent-dim);
  border: 1px solid rgba(124, 224, 255, 0.15);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.trust-badge i {
  font-size: 0.65rem;
  opacity: 0.8;
}

/* Hero Actions */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

/* Hero Metrics - Stats Bar */
.hero-metrics {
  display: flex;
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.hero-metrics > div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hero-metrics strong {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.hero-metrics span {
  font-size: 0.78rem;
  color: var(--text-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  line-height: 1.4;
}

/* ===== HERO PANEL (Mock UI) ===== */
.hero-panel {
  position: relative;
}

.panel-surface {
  border-radius: var(--radius-lg);
  border: 1px solid var(--accent-dim);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-elevated), 0 0 80px rgba(124, 224, 255, 0.04);
  overflow: hidden;
}

/* Subtle grid pattern on panel */
.panel-surface::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: 
    linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.panel-header span:first-child {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-pill);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.status-safe {
  background: rgba(34, 197, 94, 0.12);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.status-alert {
  background: rgba(239, 68, 68, 0.12);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.status-safe .status-dot {
  background: var(--safe);
  box-shadow: 0 0 8px var(--safe);
}

.status-alert .status-dot {
  background: var(--danger);
  box-shadow: 0 0 8px var(--danger);
}

.panel-body {
  padding: 1.25rem;
}

.panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  gap: 1rem;
}

.panel-row span:first-child {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.panel-row strong {
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.panel-row.highlight {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  margin: 0.5rem 0;
}

.panel-row.highlight strong {
  color: var(--danger);
}

.panel-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.panel-meta span {
  color: var(--text-faint);
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

/* ===== SECTION HEADERS ===== */
.section-head {
  max-width: 680px;
  margin: 0 auto 3rem;
  text-align: center;
}

.section-head .eyebrow {
  justify-content: center;
}

.section-head h2 {
  margin: 0.75rem 0 1rem;
  color: var(--text);
}

.section-head h2::after {
  content: '';
  display: block;
  width: 4rem;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin: 1rem auto 0;
  border-radius: var(--radius-pill);
}

.section-head p {
  font-size: 1.0625rem;
  max-width: 60ch;
  margin: 0 auto;
}

/* ===== FEATURES SECTION ===== */
.section-features .section-head {
  text-align: left;
  margin: 0 0 3rem;
}

.section-features .section-head .eyebrow {
  justify-content: flex-start;
}

.section-features .section-head h2::after {
  margin: 1rem 0 0;
}

.section-features .section-head p {
  margin: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-md);
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border);
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.625rem;
  color: var(--text);
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ===== CHECKER SECTION ===== */
.section-checker {
  background: var(--bg-deep);
}

.checker-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.checker-header .eyebrow {
  justify-content: center;
}

.checker-header h2 {
  margin: 0.75rem 0;
}

.checker-header p {
  font-size: 1.0625rem;
}

/* Trust signals */
.checker-trust-signals {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.checker-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-faint);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.checker-trust-item i {
  color: var(--accent);
  font-size: 0.7rem;
  opacity: 0.7;
}

/* Checker CTA */
.checker-cta-wrapper {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 3rem;
}

.checker-cta-wrapper .btn-xl {
  width: 100%;
}

.checker-disclaimer {
  margin-top: 1rem;
  color: var(--text-faint);
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  line-height: 1.5;
}

/* Checker Demo */
.checker-demo {
  max-width: 560px;
  margin: 0 auto;
}

.checker-surface {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
}

.checker-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.checker-status span:first-child {
  color: var(--text-faint);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.checker-summary {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.12);
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.checker-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.checker-details > div {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border);
}

.checker-details strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text-faint);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.checker-details span {
  color: var(--text);
  font-size: 0.875rem;
}

/* ===== TRUST SECTION ===== */
.trust-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.trust-grid > div:first-child .eyebrow {
  justify-content: flex-start;
}

.trust-grid > div:first-child h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  margin: 0.75rem 0 1rem;
  color: var(--text);
}

.trust-grid > div:first-child p {
  font-size: 1.0625rem;
}

.trust-list {
  display: grid;
  gap: 1rem;
}

.trust-item {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--dur-base) var(--ease-out);
}

.trust-item:hover {
  border-color: var(--outline-accent);
  transform: translateX(4px);
}

.trust-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-md);
  color: var(--accent);
  font-size: 1rem;
  border: 1px solid var(--border);
}

.trust-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.trust-item p {
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ===== ROADMAP SECTION ===== */
.section-roadmap {
  background: var(--bg-deep);
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  position: relative;
}

/* Timeline connector line */
.roadmap-grid::before {
  content: '';
  position: absolute;
  top: 24px;
  left: 60px;
  right: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-dim), var(--border), var(--accent-dim));
  z-index: 0;
}

.roadmap-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
  z-index: 1;
}

.roadmap-card:hover {
  border-color: var(--outline-accent);
}

.roadmap-card-current {
  border-color: var(--outline-accent);
  box-shadow: var(--shadow-glow);
}

.roadmap-step {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.roadmap-step .step-number {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 2px solid var(--border);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.roadmap-card-current .step-number {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.roadmap-step .step-label {
  color: var(--text-faint);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.step-badge {
  font-size: 0.6rem;
  padding: 0.15rem 0.5rem;
  background: var(--safe);
  color: var(--bg);
  border-radius: var(--radius-pill);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-left: 0.25rem;
}

.roadmap-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.625rem;
  color: var(--text);
}

.roadmap-card p {
  font-size: 0.85rem;
  line-height: 1.65;
}

/* ===== HOW IT WORKS ===== */
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

/* Connector arrows */
.how-grid::before,
.how-grid::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 2px;
  background: var(--border);
}

.how-grid::before {
  left: 32%;
}

.how-grid::after {
  right: 32%;
}

.how-step {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
}

.how-step:hover {
  border-color: var(--outline-accent);
  transform: translateY(-2px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 1.25rem;
  font-weight: 800;
  font-family: var(--font-display);
  margin-bottom: 1.25rem;
}

.how-step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.625rem;
  color: var(--text);
}

.how-step p {
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ===== FINAL CTA ===== */
.final-cta {
  padding: 5rem 0;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: 3rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--outline-accent);
  box-shadow: var(--shadow-card);
}

.cta-panel .eyebrow {
  justify-content: flex-start;
}

.cta-panel h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  margin: 0.5rem 0 0.75rem;
  color: var(--text);
}

.cta-panel p {
  font-size: 1rem;
  line-height: 1.7;
  max-width: 480px;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  margin-bottom: 2rem;
}

.footer-brand-area {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}

.footer-brand .brand-mark {
  width: 28px;
  height: 28px;
  font-size: 0.75rem;
}

.footer-tag {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 320px;
}

.social-row {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.5rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  text-decoration: none;
  transition: all var(--dur-fast) ease;
}

.social-link:hover {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
  transform: translateY(-2px);
}

.footer-navs {
  display: flex;
  gap: 3rem;
  justify-content: flex-end;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.625rem;
  text-decoration: none;
  transition: color var(--dur-fast) ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  color: var(--text-faint);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ===== SCROLL REVEAL ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal][data-delay="1"] { transition-delay: 0.05s; }
[data-reveal][data-delay="2"] { transition-delay: 0.1s; }
[data-reveal][data-delay="3"] { transition-delay: 0.15s; }
[data-reveal][data-delay="4"] { transition-delay: 0.2s; }
[data-reveal][data-delay="5"] { transition-delay: 0.25s; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero::before,
  .hero::after {
    animation: none;
  }
  * {
    transition-duration: 0.01ms !important;
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-subheading {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .trust-badges {
    justify-content: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-metrics {
    justify-content: center;
  }

  .hero-panel {
    max-width: 520px;
    margin: 0 auto;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .trust-grid > div:first-child {
    text-align: center;
  }

  .trust-grid > div:first-child .eyebrow {
    justify-content: center;
  }

  .roadmap-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .roadmap-grid::before {
    display: none;
  }

  .how-grid::before,
  .how-grid::after {
    display: none;
  }

  .how-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .cta-panel {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .cta-panel .eyebrow {
    justify-content: center;
  }

  .cta-panel p {
    max-width: 100%;
  }

  .cta-actions {
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
  }

  .footer-top {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand-area {
    align-items: center;
  }

  .footer-tag {
    max-width: 100%;
  }

  .footer-navs {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  :root {
    --section-gap: clamp(3.5rem, 8vw, 5rem);
  }

  .feature-grid,
  .roadmap-grid,
  .how-grid {
    grid-template-columns: 1fr;
  }

  .hero-metrics {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .checker-trust-signals {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .checker-details {
    grid-template-columns: 1fr;
  }

  .footer-navs {
    flex-direction: column;
    gap: 2rem;
    align-items: center;
  }

  .footer-col {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

  .btn-xl {
    padding: 0.95rem 1.75rem;
    font-size: 0.9rem;
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .cta-panel {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero {
    padding-top: 60px;
    min-height: auto;
    padding-bottom: 3rem;
  }

  .site-header {
    height: 60px;
  }

  .header-inner {
    height: 60px;
  }

  .brand-name {
    font-size: 1rem;
  }

  .section-head {
    margin-bottom: 2rem;
  }

  .feature-card,
  .trust-item,
  .roadmap-card,
  .how-step {
    padding: 1.5rem;
  }

  .footer-top {
    padding: 1.5rem;
  }
}
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(9, 9, 11, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.mobile-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

.mobile-overlay-inner {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 80px 24px 40px;
}
.mobile-nav-link {
  font-size: 32px;
}
.mobile-nav-link {
  font-size: 32px;
  white-space: nowrap;
}.mobile-nav-link {
  font-size: 32px;
  white-space: nowrap;
  max-width: 100%;
}