/*
Theme Name: VIN Check USA Pro
Theme URI: https://vinlookupdmv.com/
Author: VIN Check USA
Author URI: https://vinlookupdmv.com/
Description: Professional VIN Check & Vehicle History Report theme for USA. Features NHTSA API integration, animated UI, and high-conversion design.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: LICENSE
Text Domain: vin-check-usa
Tags: vehicle, vin, car-check, automotive, one-page
*/

/* ============================================
   DESIGN TOKENS
============================================ */
:root {
  /* Colors */
  --navy:       #0A1628;
  --navy-mid:   #112240;
  --navy-light: #1A3461;
  --blue:       #1D6FF2;
  --blue-glow:  #2E86FF;
  --cyan:       #00D4FF;
  --white:      #FFFFFF;
  --off-white:  #F0F4FF;
  --gray-100:   #E8EDF8;
  --gray-300:   #A8B4CC;
  --gray-500:   #6B7A99;
  --gray-700:   #3A4560;
  --green:      #00C896;
  --amber:      #FFB300;
  --red:        #FF4757;

  /* Typography */
  --font-display: 'Barlow Condensed', 'Arial Narrow', Arial, sans-serif;
  --font-body:    'Inter', 'Segoe UI', Arial, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --section-py: 80px;
  --container:  1200px;
  --radius:     12px;
  --radius-lg:  20px;

  /* Shadows */
  --shadow-card:  0 4px 24px rgba(0,0,0,0.25);
  --shadow-glow:  0 0 40px rgba(29,111,242,0.35);
  --shadow-input: 0 0 0 3px rgba(0,212,255,0.25);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ============================================
   TYPOGRAPHY
============================================ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.display-xl {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.display-lg {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  text-transform: uppercase;
}

.display-md {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  text-transform: uppercase;
}

.label-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyan);
}

/* ============================================
   LAYOUT
============================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-py) 0;
}

/* ============================================
   ANIMATED GRADIENT BACKGROUND
============================================ */
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  width: 900px; height: 900px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(29,111,242,0.18) 0%, transparent 70%);
  top: -300px; left: -200px;
  animation: pulse-orb 8s ease-in-out infinite;
}

.hero-bg::after {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,0.12) 0%, transparent 70%);
  bottom: -200px; right: -100px;
  animation: pulse-orb 10s ease-in-out infinite reverse;
}

@keyframes pulse-orb {
  0%, 100% { transform: scale(1) translate(0, 0); opacity: 0.8; }
  50%       { transform: scale(1.15) translate(30px, -20px); opacity: 1; }
}

/* Grid lines atmosphere */
.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

/* ============================================
   NAVIGATION
============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background 0.3s, backdrop-filter 0.3s, box-shadow 0.3s;
}

.site-header.scrolled {
  background: rgba(10,22,40,0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 40px; height: 40px;
  background: var(--blue);
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.05em;
  box-shadow: 0 0 20px rgba(29,111,242,0.5);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.logo-text span { color: var(--cyan); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-300);
  transition: color 0.2s;
  letter-spacing: 0.03em;
}

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

.nav-cta {
  background: var(--blue);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s !important;
}

.nav-cta:hover {
  background: var(--blue-glow) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(29,111,242,0.4) !important;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ============================================
   HERO SECTION
============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--cyan);
  text-transform: uppercase;
  animation: fade-in-up 0.6s ease both;
}

.eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  animation: blink 2s ease infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  animation: fade-in-up 0.6s ease 0.1s both;
}

.hero-title .accent { color: var(--cyan); }

.hero-title .highlight {
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  color: var(--gray-300);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
  animation: fade-in-up 0.6s ease 0.2s both;
}

/* ============================================
   VIN SEARCH BOX
============================================ */
.vin-search-wrapper {
  animation: fade-in-up 0.6s ease 0.3s both;
}

.vin-search-box {
  background: rgba(17,34,64,0.9);
  border: 1px solid rgba(29,111,242,0.35);
  border-radius: var(--radius-lg);
  padding: 28px 28px 24px;
  max-width: 700px;
  margin: 0 auto;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  backdrop-filter: blur(10px);
}

.search-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyan);
  margin-bottom: 12px;
}

.search-input-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

#vin-input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 10px;
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  color: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  text-transform: uppercase;
  width: 100%;
}

#vin-input::placeholder { color: var(--gray-500); letter-spacing: 0.08em; }

#vin-input:focus {
  border-color: var(--cyan);
  box-shadow: var(--shadow-input);
  background: rgba(0,212,255,0.04);
}

.btn-check {
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  color: var(--navy);
  border: none;
  border-radius: 10px;
  padding: 16px 28px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
}

.btn-check::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  transform: translateX(-100%);
  transition: transform 0.3s;
}

.btn-check:hover::after { transform: translateX(0); }

.btn-check:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,212,255,0.45);
}

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

.btn-check:disabled { opacity: 0.7; cursor: wait; }

.search-trust {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--gray-300);
}

.trust-item svg { color: var(--green); flex-shrink: 0; }

/* ============================================
   VIN RESULT PANEL
============================================ */
#vin-result {
  max-width: 700px;
  margin: 24px auto 0;
  display: none;
  animation: fade-in-up 0.4s ease both;
}

.result-card {
  background: rgba(17,34,64,0.95);
  border: 1px solid rgba(29,111,242,0.35);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.result-header {
  background: linear-gradient(135deg, var(--blue) 0%, rgba(0,212,255,0.8) 100%);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.result-header h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--navy);
  letter-spacing: 0.03em;
}

.result-badge {
  background: rgba(0,0,0,0.2);
  color: var(--white);
  padding: 4px 12px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}

.result-body { padding: 24px; }

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.result-field {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 14px 16px;
}

.result-field-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.result-field-value {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--white);
  word-break: break-word;
}

.result-field-value.na { color: var(--gray-500); font-weight: 400; font-style: italic; }

.recalls-section {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
  margin-top: 4px;
}

.recalls-section h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.recall-count {
  background: var(--red);
  color: var(--white);
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-family: var(--font-mono);
}

.recall-count.safe {
  background: var(--green);
}

.recall-item {
  background: rgba(255,71,87,0.08);
  border: 1px solid rgba(255,71,87,0.2);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 10px;
}

.recall-item-title {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
  color: var(--amber);
}

.recall-item-desc { font-size: 0.82rem; color: var(--gray-300); line-height: 1.5; }

.no-recalls {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 12px 16px;
  background: rgba(0,200,150,0.08);
  border: 1px solid rgba(0,200,150,0.2);
  border-radius: 8px;
}

.result-error {
  text-align: center;
  padding: 32px;
  color: var(--red);
}

.result-error .error-icon { font-size: 2rem; margin-bottom: 8px; }
.result-error p { color: var(--gray-300); margin-top: 8px; font-size: 0.9rem; }

.result-loading {
  text-align: center;
  padding: 40px;
}

.loader-ring {
  width: 48px; height: 48px;
  border: 3px solid rgba(29,111,242,0.2);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.result-loading p {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-transform: uppercase;
}

/* ============================================
   STATS BAR
============================================ */
.stats-bar {
  background: var(--navy-mid);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 28px 0;
}

.stats-inner {
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
}

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

.stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--cyan);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
}

/* ============================================
   HOW IT WORKS
============================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 52px;
}

.step-card {
  background: rgba(17,34,64,0.7);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
}

.step-card:hover::before { transform: scaleX(1); }
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  border-color: rgba(29,111,242,0.3);
}

.step-number {
  font-family: var(--font-display);
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(29,111,242,0.15);
  margin-bottom: -12px;
}

.step-icon {
  width: 52px; height: 52px;
  background: rgba(29,111,242,0.15);
  border: 1px solid rgba(29,111,242,0.3);
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}

.step-desc {
  font-size: 0.9rem;
  color: var(--gray-300);
  line-height: 1.7;
}

/* ============================================
   FEATURES SECTION
============================================ */
.features-bg { background: var(--navy-mid); }

.section-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.section-intro .label-text { margin-bottom: 12px; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 16px;
}

.section-title span { color: var(--cyan); }

.section-subtitle {
  font-size: 1rem;
  color: var(--gray-300);
  line-height: 1.7;
}

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

.feature-card {
  background: rgba(10,22,40,0.7);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.3s, transform 0.3s;
}

.feature-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-3px);
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.85rem;
  color: var(--gray-300);
  line-height: 1.65;
}

/* ============================================
   VIN ANATOMY SECTION
============================================ */
.vin-anatomy {
  background: var(--navy);
}

.vin-diagram-container {
  background: rgba(17,34,64,0.7);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-top: 48px;
  overflow-x: auto;
}

.vin-chars {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: nowrap;
  margin-bottom: 32px;
}

.vin-char-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 48px;
  cursor: pointer;
  transition: transform 0.2s;
}

.vin-char-block:hover { transform: translateY(-4px); }

.vin-char-box {
  width: 48px; height: 52px;
  background: rgba(29,111,242,0.12);
  border: 1.5px solid rgba(29,111,242,0.3);
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  transition: background 0.2s, border-color 0.2s;
}

.vin-char-block:hover .vin-char-box {
  background: rgba(29,111,242,0.25);
  border-color: var(--cyan);
}

.vin-char-block.wmi .vin-char-box   { border-color: rgba(0,212,255,0.5); background: rgba(0,212,255,0.1); }
.vin-char-block.vds .vin-char-box   { border-color: rgba(29,111,242,0.5); background: rgba(29,111,242,0.1); }
.vin-char-block.vis .vin-char-box   { border-color: rgba(0,200,150,0.5); background: rgba(0,200,150,0.1); }

.vin-char-pos {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--gray-500);
}

.vin-legend {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--gray-300);
}

.legend-dot {
  width: 10px; height: 10px;
  border-radius: 2px;
}

.legend-dot.wmi { background: var(--cyan); }
.legend-dot.vds { background: var(--blue); }
.legend-dot.vis { background: var(--green); }

/* ============================================
   SUPPORTED BRANDS
============================================ */
.brands-section { background: var(--navy-mid); }

.brands-strip {
  margin-top: 48px;
  overflow: hidden;
  position: relative;
}

.brands-strip::before,
.brands-strip::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
}

.brands-strip::before { left: 0; background: linear-gradient(90deg, var(--navy-mid), transparent); }
.brands-strip::after  { right: 0; background: linear-gradient(-90deg, var(--navy-mid), transparent); }

.brands-track {
  display: flex;
  gap: 16px;
  animation: scroll-brands 30s linear infinite;
  width: max-content;
}

@keyframes scroll-brands {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.brand-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 100px;
  padding: 10px 20px;
  white-space: nowrap;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: background 0.2s;
}

.brand-chip:hover {
  background: rgba(29,111,242,0.15);
  border-color: rgba(29,111,242,0.3);
}

.brand-icon { font-size: 1.1rem; }

/* ============================================
   SAMPLE REPORT PREVIEW
============================================ */
.report-preview-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 52px;
}

.report-left h2 { margin-bottom: 20px; }

.report-left p {
  font-size: 0.95rem;
  color: var(--gray-300);
  line-height: 1.75;
  margin-bottom: 28px;
}

.report-checklist {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
}

.check-icon {
  width: 22px; height: 22px;
  background: rgba(0,200,150,0.15);
  border: 1px solid rgba(0,200,150,0.4);
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--green);
  font-size: 0.7rem;
  margin-top: 2px;
}

.report-mock {
  background: rgba(17,34,64,0.9);
  border: 1px solid rgba(29,111,242,0.3);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.mock-header {
  background: var(--blue);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mock-dots { display: flex; gap: 6px; }
.mock-dot  { width: 10px; height: 10px; border-radius: 50%; }
.mock-dot:nth-child(1) { background: #FF5F57; }
.mock-dot:nth-child(2) { background: #FFBD2E; }
.mock-dot:nth-child(3) { background: #28CA42; }

.mock-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.8);
}

.mock-body { padding: 20px; }

.mock-vin-display {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
  text-align: center;
  margin-bottom: 20px;
  padding: 12px;
  background: rgba(0,212,255,0.06);
  border-radius: 8px;
  border: 1px solid rgba(0,212,255,0.15);
}

.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

.mock-field { background: rgba(255,255,255,0.04); border-radius: 6px; padding: 10px 12px; }
.mock-field-label { font-size: 0.6rem; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 3px; font-family: var(--font-mono); }
.mock-field-value { font-size: 0.88rem; font-weight: 600; }

.mock-status-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.status-chip {
  padding: 5px 12px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.status-chip.ok     { background: rgba(0,200,150,0.15); color: var(--green); border: 1px solid rgba(0,200,150,0.3); }
.status-chip.warn   { background: rgba(255,179,0,0.15); color: var(--amber); border: 1px solid rgba(255,179,0,0.3); }

/* ============================================
   FAQ SECTION
============================================ */
.faq-bg { background: var(--navy-mid); }

.faq-list { max-width: 760px; margin: 52px auto 0; }

.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  gap: 16px;
}

.faq-question:hover { color: var(--cyan); }

.faq-toggle {
  width: 28px; height: 28px;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s, transform 0.3s;
  font-size: 1.1rem;
}

.faq-item.open .faq-toggle {
  background: var(--blue);
  border-color: var(--blue);
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding-bottom: 20px;
  font-size: 0.92rem;
  color: var(--gray-300);
  line-height: 1.75;
}

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

/* ============================================
   CTA SECTION
============================================ */
.cta-section {
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(29,111,242,0.2) 0%, transparent 70%);
}

.cta-section .section-title { margin-bottom: 16px; }
.cta-section p { color: var(--gray-300); margin-bottom: 36px; max-width: 500px; margin-left: auto; margin-right: auto; }

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  color: var(--navy);
  padding: 18px 36px;
  border-radius: 12px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  z-index: 1;
}

.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,212,255,0.45);
}

/* ============================================
   FOOTER
============================================ */
.site-footer {
  background: rgba(5,12,24,0.98);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 260px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col a {
  font-size: 0.875rem;
  color: var(--gray-500);
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--gray-700);
}

.footer-bottom a { color: var(--gray-500); transition: color 0.2s; }
.footer-bottom a:hover { color: var(--cyan); }

.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--gray-700);
  margin-top: 20px;
  line-height: 1.6;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.04);
}

/* ============================================
   SCROLL REVEAL ANIMATION
============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 900px) {
  .steps-grid, .features-grid { grid-template-columns: 1fr 1fr; }
  .report-preview-wrap { grid-template-columns: 1fr; }
  .report-mock { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  :root { --section-py: 60px; }
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(10,22,40,0.97);
    padding: 24px;
    gap: 16px;
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    z-index: 999;
  }
  .search-input-row { flex-direction: column; }
  .btn-check { width: 100%; justify-content: center; }
  .steps-grid, .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-inner { gap: 32px; }
  .vin-chars { gap: 3px; }
  .vin-char-block { min-width: 32px; }
  .vin-char-box { width: 32px; height: 36px; font-size: 0.85rem; border-radius: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}