/* 锋电柒社·图凯汽车 官网样式 */

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

:root {
  --dark: #0d0d0d;
  --dark-2: #161616;
  --dark-3: #1e1e1e;
  --dark-4: #2a2a2a;
  --gold: #c9a227;
  --gold-light: #e8c547;
  --gold-dark: #a08418;
  --white: #ffffff;
  --gray-100: #f5f5f5;
  --gray-200: #e8e8e8;
  --gray-300: #d0d0d0;
  --gray-400: #a0a0a0;
  --gray-500: #808080;
  --gray-600: #606060;
  --red: #e63946;
  --green: #2a9d8f;
  --blue: #0077b6;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 2px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --header-h: 64px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
  background: #fff;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 64px 0; }
.section-sm { padding: 40px 0; }
.section-lg { padding: 80px 0; }

.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-red { color: var(--red); }
.text-white { color: var(--white); }
.fw-bold { font-weight: 700; }
.fw-600 { font-weight: 600; }

.bg-dark { background: var(--dark); color: var(--white); }
.bg-dark-2 { background: var(--dark-2); color: var(--white); }
.bg-gray { background: var(--gray-100); }
.bg-gold { background: var(--gold); color: var(--dark); }

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; }
h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.2rem; }

.section-title {
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.section-subtitle {
  text-align: center;
  color: var(--gray-500);
  font-size: 1.05rem;
  margin-bottom: 40px;
}
.section-title .accent { color: var(--gold); }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 1px;
}
.logo .logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--dark);
  font-weight: 900;
}
.logo .logo-sub {
  font-size: 0.7rem;
  color: var(--gray-400);
  font-weight: 400;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-menu > li > a {
  display: block;
  padding: 8px 14px;
  font-size: 0.9rem;
  color: var(--gray-300);
  border-radius: 6px;
  font-weight: 500;
}
.nav-menu > li > a:hover,
.nav-menu > li > a.active {
  color: var(--white);
  background: rgba(255,255,255,0.08);
}

/* Dropdown */
.nav-menu > li { position: relative; }
.dropdown {
  position: absolute;
  top: 100%; left: 0;
  min-width: 180px;
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}
.nav-menu > li:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--gray-300);
  border-radius: 4px;
}
.dropdown a:hover { color: var(--gold-light); background: rgba(255,255,255,0.05); }
.dropdown .dropdown-label {
  font-size: 0.7rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 8px 12px 4px;
  font-weight: 600;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--dark) !important;
  padding: 8px 18px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
}
.header-phone:hover { background: var(--gold-light); }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
}
.btn-primary {
  background: var(--gold);
  color: var(--dark);
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(201,162,39,0.3); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold-light); }
.btn-dark {
  background: var(--dark);
  color: var(--white);
}
.btn-dark:hover { background: var(--dark-3); transform: translateY(-2px); }
.btn-white {
  background: var(--white);
  color: var(--dark);
}
.btn-white:hover { background: var(--gray-200); }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-block { display: flex; width: 100%; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0d0d0d 100%);
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(201,162,39,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 30%, rgba(201,162,39,0.05) 0%, transparent 40%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201,162,39,0.15);
  border: 1px solid rgba(201,162,39,0.3);
  color: var(--gold-light);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero h1 .highlight { color: var(--gold); }
.hero p {
  font-size: 1.15rem;
  color: var(--gray-300);
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stat .num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}
.hero-stat .label {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-top: 4px;
}

/* Hero with background image overlay */
.hero-bg {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,13,13,0.92) 0%, rgba(13,13,13,0.75) 100%);
  z-index: 1;
}
.hero-bg .container { position: relative; z-index: 2; }
.hero-bg h1 {
  font-size: 2.5rem;
  color: var(--white);
  font-weight: 900;
  margin-bottom: 16px;
}
.hero-bg p {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 600px;
}

/* ===== Cards ===== */
.card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

.card-body { padding: 24px; }

/* Service icon card */
.icon-card {
  text-align: center;
  padding: 32px 24px;
}
.icon-card .icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}
.icon-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.icon-card p { font-size: 0.9rem; color: var(--gray-500); }

/* ===== Dual Brand Section ===== */
.dual-brand {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.brand-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 40px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  transition: var(--transition);
}
.brand-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.brand-card.modify {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2218 100%);
  color: var(--white);
}
.brand-card.maintain {
  background: linear-gradient(135deg, #1a1a1a 0%, #1a2228 100%);
  color: var(--white);
}
.brand-card .brand-tag {
  font-size: 0.8rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.brand-card h3 {
  font-size: 1.8rem;
  margin-bottom: 12px;
}
.brand-card p {
  font-size: 0.95rem;
  color: var(--gray-300);
  margin-bottom: 24px;
  flex-grow: 1;
}
.brand-card .brand-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.brand-card .brand-features span {
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(255,255,255,0.1);
  color: var(--gray-300);
}

/* ===== Price Highlight ===== */
.price-highlight {
  background: linear-gradient(135deg, #c9a227 0%, #e8c547 100%);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  color: var(--dark);
  position: relative;
  overflow: hidden;
}
.price-highlight::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.price-highlight .price-label {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  opacity: 0.8;
}
.price-highlight .price-num {
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 4px;
}
.price-highlight .price-unit {
  font-size: 1.2rem;
  font-weight: 700;
}
.price-highlight .price-desc {
  font-size: 0.9rem;
  margin-top: 12px;
  opacity: 0.7;
}

/* ===== Tables ===== */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
table.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  min-width: 600px;
}
table.data-table th {
  background: var(--dark);
  color: var(--white);
  padding: 14px 16px;
  text-align: left;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}
table.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.9rem;
}
table.data-table tr:last-child td { border-bottom: none; }
table.data-table tr:hover td { background: #fafafa; }
table.data-table .price-cell {
  font-weight: 700;
  color: var(--red);
  font-size: 1.05rem;
}

/* Detailed pricing table */
table.data-table-detailed { min-width: 800px; }
table.data-table-detailed th {
  text-align: center;
  vertical-align: middle;
  line-height: 1.4;
}
table.data-table-detailed th small {
  font-weight: 400;
  opacity: 0.8;
  font-size: 0.8em;
}
table.data-table-detailed td {
  text-align: center;
  vertical-align: middle;
}
table.data-table-detailed td:first-child {
  text-align: left;
}
table.data-table-detailed tr.brand-row td {
  background: linear-gradient(135deg, var(--dark) 0%, #1a2a3a 100%);
  color: var(--gold);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-align: center;
  padding: 10px 16px;
}
table.data-table-detailed tr.brand-row:hover td { background: linear-gradient(135deg, var(--dark) 0%, #1a2a3a 100%); }
table.data-table-detailed .price-highlight-text {
  font-weight: 800;
  color: var(--red);
  font-size: 1.05rem;
}

/* ===== Timeline ===== */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--gold), var(--gold-dark), transparent);
}
.timeline-item {
  position: relative;
  padding-bottom: 32px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px; top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid var(--dark);
  box-shadow: 0 0 0 2px var(--gold);
}
.timeline-item .year {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 4px;
}
.timeline-item .content {
  font-size: 0.95rem;
  color: #555;
}
.timeline-item .content strong { color: #333; }

/* Timeline dark variant */
.timeline-dark .timeline-item .content { color: var(--gray-300); }
.timeline-dark .timeline-item .content strong { color: var(--white); }
.timeline-dark::before {
  background: linear-gradient(to bottom, var(--gold), var(--gold-dark), rgba(201,162,39,0.2));
}
.timeline-dark .timeline-item::before {
  border-color: var(--dark-2);
}

/* ===== Package Cards ===== */
.package-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.package-card {
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  background: #fff;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}
.package-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.package-card.featured {
  border-color: var(--gold);
  background: linear-gradient(135deg, #fffdf5 0%, #fff 100%);
}
.package-card .badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: var(--dark);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}
.package-card .pkg-tier {
  font-size: 0.8rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.package-card .pkg-name {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 16px;
}
.package-card .pkg-price {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--gold);
  margin-bottom: 4px;
}
.package-card .pkg-price-unit {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 20px;
}
.package-card ul {
  margin-bottom: 24px;
}
.package-card ul li {
  padding: 6px 0;
  font-size: 0.9rem;
  color: #555;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.package-card ul li::before {
  content: '✓';
  color: var(--gold);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== Testimonials ===== */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.testimonial-card .stars {
  color: var(--gold);
  font-size: 1rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}
.testimonial-card .quote {
  font-size: 0.95rem;
  color: #444;
  margin-bottom: 16px;
  line-height: 1.7;
  font-style: italic;
}
.testimonial-card .author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-card .author .avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--dark-3);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}
.testimonial-card .author .name {
  font-size: 0.9rem;
  font-weight: 600;
}
.testimonial-card .author .car {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: #333;
}
.form-group label .required { color: var(--red); }
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  background: #fff;
}
.form-control:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,162,39,0.1);
}
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23666' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
textarea.form-control { resize: vertical; min-height: 100px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  cursor: pointer;
}
.checkbox-item input { width: 18px; height: 18px; accent-color: var(--gold); }

/* ===== Diagnostic Tool ===== */
.diagnostic-tool {
  background: linear-gradient(135deg, var(--dark-2) 0%, var(--dark-3) 100%);
  border-radius: var(--radius-lg);
  padding: 40px;
  color: var(--white);
  max-width: 700px;
  margin: 0 auto;
}
.diagnostic-tool h3 {
  color: var(--gold);
  font-size: 1.5rem;
  margin-bottom: 8px;
}
.diagnostic-tool .step-indicator {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}
.diagnostic-tool .step-dot {
  width: 32px; height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.2);
  transition: var(--transition);
}
.diagnostic-tool .step-dot.active { background: var(--gold); }
.diagnostic-step { display: none; }
.diagnostic-step.active { display: block; }
.diagnostic-step h4 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: var(--white);
}
.diagnostic-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}
.diagnostic-option {
  padding: 16px;
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
  text-align: center;
}
.diagnostic-option:hover, .diagnostic-option.selected {
  border-color: var(--gold);
  background: rgba(201,162,39,0.1);
}
.diagnostic-result {
  background: rgba(201,162,39,0.1);
  border: 1px solid rgba(201,162,39,0.3);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 16px;
}
.diagnostic-result p { color: var(--gray-300); font-size: 0.95rem; line-height: 1.7; }

/* ===== Qualification Wall ===== */
.qual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.qual-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  transition: var(--transition);
}
.qual-card:hover { box-shadow: var(--shadow); border-color: var(--gold); }
.qual-card .qual-icon {
  width: 48px; height: 48px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--dark);
  font-weight: 900;
}
.qual-card .qual-name {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.qual-card .qual-id {
  font-size: 0.75rem;
  color: var(--gray-500);
}

/* ===== Comparison Table ===== */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  min-width: 700px;
}
.compare-table th, .compare-table td {
  padding: 16px;
  text-align: center;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--gray-200);
}
.compare-table th {
  font-weight: 700;
  background: var(--gray-100);
}
.compare-table th:first-child {
  text-align: left;
  background: var(--dark);
  color: var(--white);
}
.compare-table th.highlight {
  background: var(--gold);
  color: var(--dark);
}
.compare-table td:first-child {
  text-align: left;
  font-weight: 600;
  background: #fafafa;
}
.compare-table td.highlight-col {
  background: #fffdf5;
}
.compare-table .yes { color: var(--green); font-weight: 700; }
.compare-table .no { color: var(--red); font-weight: 700; }

/* ===== CTA Banner ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-3) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 50% 100%, rgba(201,162,39,0.1) 0%, transparent 60%);
}
.cta-banner h2 {
  font-size: 2rem;
  margin-bottom: 12px;
  position: relative;
}
.cta-banner p {
  color: var(--gray-300);
  margin-bottom: 24px;
  position: relative;
}
.cta-banner .btn { position: relative; }

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: var(--gray-400);
  padding: 60px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.85rem; line-height: 1.7; margin-bottom: 16px; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
  font-size: 0.85rem;
  color: var(--gray-400);
}
.footer-col ul li a:hover { color: var(--gold-light); }
.footer-contact li {
  font-size: 0.85rem;
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.footer-contact .icon { color: var(--gold); flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom .qual-badge {
  color: var(--gray-500);
}
.footer-bottom .qual-badge strong { color: var(--gray-300); }

/* ===== Breadcrumb ===== */
.breadcrumb {
  padding: 20px 0;
  font-size: 0.85rem;
  color: var(--gray-500);
}
.breadcrumb a { color: var(--gray-600); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span { margin: 0 6px; }
.breadcrumb .current { color: #333; font-weight: 600; }

/* ===== FAQ ===== */
.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: #fff;
}
.faq-question {
  padding: 18px 24px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
  transition: var(--transition);
}
.faq-question:hover { background: #fafafa; }
.faq-question .arrow {
  transition: var(--transition);
  color: var(--gray-400);
  font-size: 0.8rem;
}
.faq-item.open .faq-question .arrow { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 24px 18px;
  font-size: 0.9rem;
  color: #555;
  line-height: 1.7;
}

/* ===== Feature List ===== */
.feature-list { display: grid; gap: 12px; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: #555;
}
.feature-list li .check {
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== Info Grid ===== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}
.info-card {
  padding: 24px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow);
}
.info-card .info-label {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.info-card .info-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: #333;
}

/* ===== Case Gallery ===== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.case-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}
.case-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.case-card .case-img {
  width: 100%;
  height: 220px;
  background: linear-gradient(135deg, var(--dark-3), var(--dark-2));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.case-card .case-img .placeholder {
  font-size: 3rem;
  opacity: 0.3;
}
.case-card .case-img .case-tag {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--gold);
  color: var(--dark);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
}
.case-card .case-body { padding: 20px; }
.case-card .case-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.case-card .case-desc {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 12px;
  line-height: 1.6;
}
.case-card .case-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--gray-500);
  border-top: 1px solid var(--gray-200);
  padding-top: 12px;
}
.case-card .case-meta .price { color: var(--gold); font-weight: 700; }

/* ===== Store Gallery ===== */
.store-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--dark-3);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
}
.gallery-item .placeholder { font-size: 2.5rem; opacity: 0.2; }
.gallery-item .gallery-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: #fff;
  padding: 20px 16px 12px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--dark);
  color: var(--white);
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  transition: transform 0.3s ease;
  border-left: 4px solid var(--gold);
}
.toast.show { transform: translateX(-50%) translateY(0); }

/* ===== Mobile Nav Overlay ===== */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}

/* ===== Responsive ===== */
@media (max-width: 968px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .package-grid { grid-template-columns: 1fr; }
  .dual-brand { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-menu, .header-phone { display: none; }
  .menu-toggle { display: block; }
  
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    bottom: 0;
    background: var(--dark);
    padding: 20px;
    overflow-y: auto;
    gap: 0;
  }
  .nav-menu.mobile-open > li { width: 100%; border-bottom: 1px solid rgba(255,255,255,0.05); }
  .nav-menu.mobile-open > li > a { padding: 14px 8px; font-size: 1rem; }
  .nav-menu.mobile-open .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0 0 0 16px;
  }
  .nav-menu.mobile-open .dropdown .dropdown-label { display: none; }
  .nav-menu.mobile-open .header-phone {
    display: block;
    margin-top: 20px;
    text-align: center;
  }

  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  .hero-stats { gap: 24px; }
  .hero-stat .num { font-size: 1.5rem; }

  .section { padding: 40px 0; }
  .section-title { font-size: 1.5rem; }
  
  .form-row { grid-template-columns: 1fr; }
  .diagnostic-options { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  
  .cta-banner { padding: 32px 20px; }
  .cta-banner h2 { font-size: 1.4rem; }
  
  .price-highlight .price-num { font-size: 3rem; }
  
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.8rem; }
  .section-title { font-size: 1.3rem; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
}