/* ============================================
   tyre.info Testing — Landing Page Styles
   Adapted from tyre.info product page
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #0db1e7;
  --accent: #5ad6ff;
  --bg-dark: #05070d;
  --bg-mid: #0b1320;
  --bg-card: #122035;
  --text: #f7fbff;
  --text-muted: #b8c7da;
  --card-bg: rgba(18, 32, 53, 0.7);
  --card-border: rgba(90, 214, 255, 0.18);
  --green: #34d399;
  --amber: #fbbf24;
  --red: #f87171;
  --nav-h: 64px;
  --radius: 12px;
  --radius-lg: 20px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-weight: 400;
  color: var(--text);
  background: var(--bg-dark);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Ambient background glow */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 20%, rgba(13, 177, 231, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 80% 70%, rgba(13, 177, 231, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
h1, h2, h3, h4 { font-family: 'Sora', sans-serif; font-weight: 600; line-height: 1.2; }
strong { font-weight: 600; color: var(--text); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 16px;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, transform 0.15s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn--primary:hover { background: #0a9ed0; border-color: #0a9ed0; }
.btn--ghost { background: transparent; color: var(--blue); border-color: var(--card-border); }
.btn--ghost:hover { border-color: var(--blue); }
.btn--sm { padding: 8px 20px; font-size: 0.85rem; }
.btn--full { width: 100%; }

/* --- Pill Badge --- */
.pill {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(13, 177, 231, 0.12);
  color: var(--accent);
  border: 1px solid rgba(13, 177, 231, 0.25);
  margin-bottom: 20px;
}

/* --- Glow Dot --- */
.glow-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 8px var(--blue);
  flex-shrink: 0;
  margin-right: 12px;
  margin-top: 6px;
}

/* --- Glass Card --- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* --- Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   1. NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-h);
  background: rgba(5, 7, 13, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(90, 214, 255, 0.08);
  z-index: 1000;
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  height: 100%;
  gap: 24px;
}
.nav__brand { display: flex; align-items: baseline; gap: 8px; flex-shrink: 0; }
.nav__logo {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--blue);
}
.nav__logo-tyre { color: var(--text); }
.nav__powered {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.nav__links {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0 auto;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--text); }
.nav__cta { flex-shrink: 0; }

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-open .nav__hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .nav__hamburger span:nth-child(2) { opacity: 0; }
.nav-open .nav__hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   2. HERO
   ============================================ */
.hero {
  padding: calc(var(--nav-h) + 64px) 0 80px;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-mid) 100%);
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 20px;
}
.hero__sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.7;
}
.hero__ctas { display: flex; gap: 12px; margin-bottom: 32px; flex-wrap: wrap; }
.hero__bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.hero__bullets li {
  display: flex;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Hero Visual — App Mockup */
.hero__visual { position: relative; }
.hero__mockup {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--card-border);
  background: rgba(5, 7, 13, 0.4);
}
.mockup-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(184, 199, 218, 0.25);
}
.mockup-url {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: 8px;
}
.mockup-body {
  padding: 24px;
}

/* Dashboard mockup internals */
.mock-dash {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.mock-dash__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.mock-dash__title {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
}
.mock-dash__badge {
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(52, 211, 153, 0.15);
  color: var(--green);
  font-weight: 600;
}
.mock-dash__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.mock-stat {
  background: rgba(5, 7, 13, 0.5);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
}
.mock-stat__num {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--blue);
  display: block;
}
.mock-stat__label {
  font-size: 0.65rem;
  color: var(--text-muted);
}
.mock-heatmap {
  display: grid;
  grid-template-columns: 80px repeat(4, 1fr);
  gap: 4px;
  font-size: 0.65rem;
}
.mock-heatmap__header {
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  padding: 4px;
}
.mock-heatmap__label {
  color: var(--text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
}
.mock-heatmap__cell {
  border-radius: 4px;
  padding: 6px 4px;
  text-align: center;
  font-weight: 600;
  color: var(--text);
}
.mock-heatmap__cell--high { background: rgba(52, 211, 153, 0.25); }
.mock-heatmap__cell--mid { background: rgba(251, 191, 36, 0.2); }
.mock-heatmap__cell--low { background: rgba(248, 113, 113, 0.15); }

/* Floating card on hero */
.hero__float-card {
  position: absolute;
  bottom: -20px;
  right: -10px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.float-card__icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(13, 177, 231, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.float-card__text {
  display: flex;
  flex-direction: column;
}
.float-card__label {
  font-family: 'Sora', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}
.float-card__sub {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ============================================
   3. STATS BANNER
   ============================================ */
.stats {
  padding: 64px 0;
  background: var(--bg-mid);
  border-top: 1px solid rgba(90, 214, 255, 0.06);
  border-bottom: 1px solid rgba(90, 214, 255, 0.06);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  text-align: center;
}
.stat__number {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--blue);
  display: inline;
}
.stat__suffix {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--blue);
}
.stat__label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ============================================
   4. WHY SECTION
   ============================================ */
.why {
  padding: 48px 0 32px;
  background: var(--bg-dark);
}
.why__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.card__icon { margin-bottom: 16px; }
.card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}
.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.trust-banner {
  margin-top: 56px;
  text-align: center;
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(13, 177, 231, 0.08), rgba(90, 214, 255, 0.04));
  border: 1px solid var(--card-border);
}
.trust-banner p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 24px;
}

/* ============================================
   5. FEATURE DEEP DIVES
   ============================================ */
.feature-section {
  padding: 48px 0;
}
.feature-section:nth-child(odd) { background: var(--bg-mid); }
.feature-section:nth-child(even) { background: var(--bg-dark); }

.feature__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.feature-section:nth-child(even) .feature__grid {
  direction: rtl;
}
.feature-section:nth-child(even) .feature__grid > * {
  direction: ltr;
}
.feature__text .section-title { text-align: left; }
.feature__text > p {
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

/* Feature List */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.feature-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.feature-list__icon {
  color: var(--blue);
  font-size: 0.5rem;
  margin-top: 8px;
  flex-shrink: 0;
}
.feature-list strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 2px;
}
.feature-list span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Feature Visual Mockups */
.feature__visual {
  display: flex;
  justify-content: center;
}

/* Platform mockup (dashboard + phone overlay) */
.platform-mockup {
  position: relative;
  padding-bottom: 40px;
  padding-right: 20px;
}

/* Phone mockup */
.phone-mockup {
  width: 280px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 28px;
  padding: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}
.phone-mockup__screen {
  background: var(--bg-dark);
  border-radius: 18px;
  overflow: hidden;
  padding: 16px;
}
.phone-mockup__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--card-border);
}
.phone-mockup__title {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text);
}
.phone-mockup__status {
  font-size: 0.65rem;
  color: var(--green);
  font-weight: 500;
}

/* Mini data entries inside phone */
.mock-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(90, 214, 255, 0.08);
}
.mock-entry:last-child { border-bottom: none; }
.mock-entry__label {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.mock-entry__value {
  font-family: 'Sora', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue);
}

/* Circuit mockup */
.circuit-mockup {
  width: 300px;
  height: 260px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.circuit-mockup__title {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text);
  margin-bottom: 12px;
}
.circuit-mockup svg {
  width: 100%;
  height: auto;
}
.circuit-mockup__laps {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}
.circuit-lap {
  font-size: 0.7rem;
  color: var(--text-muted);
}
.circuit-lap strong {
  display: block;
  font-size: 0.85rem;
  color: var(--blue);
}

/* Braking mockup */
.braking-mockup {
  width: 300px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.braking-mockup__title {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text);
  margin-bottom: 16px;
}
.braking-mockup__states {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.braking-state {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(90, 214, 255, 0.08);
  color: var(--text-muted);
}
.braking-state--active {
  background: rgba(13, 177, 231, 0.2);
  color: var(--blue);
  border: 1px solid rgba(13, 177, 231, 0.4);
}
.braking-arrow {
  font-size: 0.7rem;
  color: var(--text-muted);
}
.braking-data {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.braking-datum {
  background: rgba(5, 7, 13, 0.5);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 10px;
  text-align: center;
}
.braking-datum__value {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--blue);
  display: block;
}
.braking-datum__label {
  font-size: 0.65rem;
  color: var(--text-muted);
}

/* Pipeline mockup */
.pipeline-mockup {
  width: 300px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.pipeline-stages {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.pipeline-stage {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
}
.pipeline-stage__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(13, 177, 231, 0.12);
  border: 2px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--blue);
  flex-shrink: 0;
}
.pipeline-stage__text strong {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 2px;
}
.pipeline-stage__text span {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.pipeline-arrow {
  display: flex;
  justify-content: center;
  padding: 0 0 0 14px;
}
.pipeline-arrow svg {
  opacity: 0.4;
}

/* Voice mockup */
.voice-mockup {
  width: 300px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.voice-mockup__title {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text);
  margin-bottom: 14px;
}
.voice-waveform {
  display: flex;
  align-items: end;
  gap: 3px;
  height: 32px;
  margin-bottom: 14px;
}
.voice-waveform span {
  flex: 1;
  background: linear-gradient(to top, var(--blue), var(--accent));
  border-radius: 2px;
  opacity: 0.7;
}
.voice-transcript {
  background: rgba(5, 7, 13, 0.5);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 12px;
}
.voice-transcript__label {
  font-size: 0.65rem;
  color: var(--blue);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  display: block;
}
.voice-transcript__text {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  font-style: italic;
}

/* Report mockup */
.report-mockup {
  width: 320px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.report-mockup__title {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text);
  margin-bottom: 4px;
}
.report-mockup__sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.report-heatmap {
  display: grid;
  grid-template-columns: 60px repeat(3, 1fr);
  gap: 3px;
  font-size: 0.65rem;
  margin-bottom: 14px;
}
.report-heatmap__header {
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  padding: 5px 4px;
}
.report-heatmap__label {
  color: var(--text-muted);
  padding: 5px 4px;
  display: flex;
  align-items: center;
}
.report-heatmap__cell {
  border-radius: 4px;
  padding: 6px 4px;
  text-align: center;
  font-weight: 600;
  color: var(--text);
}
.report-heatmap__cell--high { background: rgba(52, 211, 153, 0.25); }
.report-heatmap__cell--mid { background: rgba(251, 191, 36, 0.2); }
.report-heatmap__cell--low { background: rgba(248, 113, 113, 0.15); }
.report-export {
  display: flex;
  gap: 8px;
}
.report-export__btn {
  flex: 1;
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 6px;
  border-radius: 6px;
  background: rgba(13, 177, 231, 0.1);
  color: var(--blue);
  border: 1px solid rgba(13, 177, 231, 0.2);
}

/* ============================================
   6. SECURITY
   ============================================ */
.security {
  padding: 48px 0;
  background: var(--bg-dark);
}
.security__intro {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.security__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.security-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}
.security-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--accent));
  opacity: 0.6;
}
.security-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(13, 177, 231, 0.1);
  border: 1px solid rgba(13, 177, 231, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.security-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.security-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}
.security-trust {
  margin-top: 40px;
  text-align: center;
  padding: 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(13, 177, 231, 0.06), rgba(52, 211, 153, 0.04));
  border: 1px solid var(--card-border);
}
.security-trust p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}
.security-trust strong {
  color: var(--blue);
}

/* ============================================
   7. HOW IT WORKS (STEPS)
   ============================================ */
.steps {
  padding: 48px 0;
  background: var(--bg-mid);
}
.steps .section-title { margin-bottom: 56px; }
.steps__grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}
.step {
  text-align: center;
  max-width: 260px;
  flex-shrink: 0;
}
.step__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(13, 177, 231, 0.12);
  border: 2px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--blue);
  margin: 0 auto 16px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.6; }
.step__line {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), transparent);
  margin-top: 24px;
  flex-shrink: 0;
}

/* ============================================
   8. CONTACT / CTA
   ============================================ */
.contact {
  padding: 48px 0;
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-mid));
}
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.contact__text h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 28px;
}
.contact__trust {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact__trust li {
  display: flex;
  align-items: flex-start;
  font-size: 1rem;
  color: var(--text-muted);
}

/* Contact Form */
.contact__form-wrap {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: rgba(5, 7, 13, 0.6);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.2s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(184, 199, 218, 0.4); }
.form-group textarea {
  resize: vertical;
  min-height: 80px;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
}
.contact-form .btn { margin-top: 8px; }
.form-status {
  margin-top: 12px;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  text-align: center;
  display: none;
}
.form-status:not(:empty) { display: block; }
.form-status--success {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.3);
}
.form-status--error {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}
.form-privacy {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 12px;
  text-align: center;
  opacity: 0.7;
}

/* ============================================
   9. FOOTER
   ============================================ */
.footer {
  padding: 40px 0;
  background: var(--bg-dark);
  border-top: 1px solid rgba(90, 214, 255, 0.06);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}
.footer__brand { display: flex; flex-direction: column; gap: 4px; }
.footer__brand .nav__logo { font-size: 1.1rem; }
.footer__tagline { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }
.footer__copy { font-size: 0.75rem; color: var(--text-muted); opacity: 0.6; }
.footer__links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer__links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer__links a:hover { color: var(--text); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .nav-open {
    height: auto;
    min-height: var(--nav-h);
    flex-wrap: wrap;
    padding-bottom: 16px;
  }
  .nav-open .nav__links {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 12px;
    padding: 16px 24px;
    order: 10;
  }
  .nav-open .nav__cta {
    display: inline-flex;
    order: 11;
    margin: 0 24px 8px;
  }

  .hero__grid { grid-template-columns: 1fr; }
  .hero__float-card { display: none; }

  .stats__grid { grid-template-columns: repeat(3, 1fr); }

  .feature__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature-section:nth-child(even) .feature__grid { direction: ltr; }
  .feature__visual { justify-content: center; }

  /* Scale down mockups for mobile */
  .phone-mockup { width: 260px; }
  .circuit-mockup { width: 280px; height: auto; }
  .braking-mockup { width: 280px; }
  .pipeline-mockup { width: 280px; }
  .voice-mockup { width: 280px; }
  .report-mockup { width: 280px; }

  .security__grid { grid-template-columns: 1fr; }

  .contact__grid { grid-template-columns: 1fr; }

  .steps__grid {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
  .step__line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--blue), transparent);
    margin: 0;
  }
}

@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .hero { padding-top: calc(var(--nav-h) + 36px); padding-bottom: 48px; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .security__grid { grid-template-columns: 1fr; }
  .mock-dash__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { flex-direction: column; text-align: center; }
  .footer__links { justify-content: center; }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}