/* roulang page: index */
:root {
  --color-bg: #0F0C0A;
  --color-surface: #1A1512;
  --color-surface-2: #221C18;
  --color-primary: #C8A068;
  --color-primary-hover: #D9B37E;
  --color-secondary: #8C6D4F;
  --color-accent: #D7C2A5;
  --color-text: #F0E8DE;
  --color-muted: #B4A493;
  --color-border: rgba(200, 160, 104, 0.18);
  --color-success: #5E8C61;
  --color-danger: #C4574F;
  --radius-card: 12px;
  --radius-lg: 16px;
  --radius-btn: 8px;
  --radius-input: 6px;
  --shadow-base: 0 8px 24px rgba(0,0,0,0.35);
  --shadow-hover: 0 16px 40px rgba(0,0,0,0.5);
  --transition-speed: 0.3s;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', serif;
  --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'Microsoft YaHei', sans-serif;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

a:hover {
  color: var(--color-primary-hover);
}

img {
  max-width: 100%;
  display: block;
}

button, input, select, textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
}

button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
}

.section {
  padding: 96px 0;
}

@media (max-width: 767px) {
  .section {
    padding: 64px 0;
  }
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 12, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 68px;
  gap: 32px;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--color-text);
  letter-spacing: 0.02em;
  white-space: nowrap;
  line-height: 1.2;
}

.logo .logo-accent {
  color: var(--color-primary);
}

.logo:hover {
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav-links a {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-speed) ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-primary);
}

.nav-hot-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  padding: 6px 18px;
  border-radius: var(--radius-btn);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-speed) ease;
}

.nav-hot-btn:hover {
  border-color: var(--color-primary);
  background: rgba(200, 160, 104, 0.1);
}

.nav-hot-btn .hot-dot {
  width: 6px;
  height: 6px;
  background: var(--color-danger);
  border-radius: 50%;
  display: inline-block;
}

/* Mega Panel */
.mega-panel {
  position: absolute;
  top: 100%;
  right: 0;
  width: 420px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.35s ease-out;
  z-index: 99;
}

.mega-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-panel h4 {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 12px;
  letter-spacing: 0.06em;
}

.mega-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.mega-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mega-tag {
  background: rgba(200, 160, 104, 0.12);
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  transition: background 0.3s ease;
}

.mega-tag:hover {
  background: rgba(200, 160, 104, 0.2);
  color: var(--color-primary-hover);
}

.mega-entry-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mega-entry {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  transition: background 0.3s ease;
}

.mega-entry:hover {
  background: rgba(255, 255, 255, 0.06);
}

.mega-entry-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.mega-entry span {
  font-size: 0.85rem;
  color: var(--color-text);
  line-height: 1.3;
}

.mega-entry small {
  color: var(--color-muted);
  font-size: 0.75rem;
}

/* Burger */
.burger-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}

.burger-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: all 0.3s ease;
}

@media (max-width: 767px) {
  .header-inner {
    height: 60px;
    gap: 16px;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(15, 12, 10, 0.98);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-links.open {
    display: flex;
  }
  .burger-btn {
    display: block;
  }
  .mega-panel {
    display: none;
    position: static;
    width: 100%;
    box-shadow: none;
    margin-top: 8px;
  }
  .mega-panel.open {
    display: block;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-image: linear-gradient(180deg, rgba(15, 12, 10, 0.55), rgba(15, 12, 10, 0.92)), url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  padding: 120px 0 80px;
}

.hero-content {
  max-width: 780px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--color-text);
  margin-bottom: 24px;
}

.hero h1 .highlight {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #1a140f;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 16px rgba(200, 160, 104, 0.25);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200, 160, 104, 0.35);
  color: #1a140f;
}

.btn-primary .arrow {
  transition: transform 0.3s ease;
}

.btn-primary:hover .arrow {
  transform: translateX(4px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.btn-outline:hover {
  background: rgba(200, 160, 104, 0.1);
  color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

/* Hero Stats Band */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: rgba(34, 28, 24, 0.7);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(8px);
}

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

.hero-stat .stat-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.3;
  display: block;
}

.hero-stat .stat-number::after {
  content: '+';
  font-size: 1.2rem;
}

.hero-stat .stat-label {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-top: 4px;
  display: block;
  letter-spacing: 0.04em;
}

@media (max-width: 767px) {
  .hero {
    padding: 100px 0 60px;
  }
  .hero-stats {
    grid-template-columns: 2fr 2fr;
    gap: 16px;
  }
  .hero-stat .stat-number {
    font-size: 1.5rem;
  }
}

/* Metrics Section */
.metrics-section {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  position: relative;
}

.metrics-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(200, 160, 104, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}

.metric-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.metric-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.metric-value {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
}

.metric-label {
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 600;
  margin-top: 8px;
}

.metric-sub {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 4px;
}

.metric-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 10px;
  color: var(--color-success);
}

.metric-bar {
  height: 4px;
  background: var(--color-surface-2);
  border-radius: 2px;
  margin-top: 16px;
  overflow: hidden;
  position: relative;
}

.metric-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 1s ease;
}

@media (max-width: 1023px) {
  .metrics-grid {
    grid-template-columns: 2fr 2fr;
  }
}

@media (max-width: 767px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }
}

/* Section Headers */
.section-header {
  margin-bottom: 48px;
}

.section-header .section-tag {
  font-size: 0.8rem;
  color: var(--color-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

.section-header p {
  color: var(--color-muted);
  margin-top: 12px;
  max-width: 65ch;
  font-size: 1rem;
}

/* Service Matrix */
.service-matrix-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-card:nth-child(1),
.service-card:nth-child(4) {
  grid-column: span 2;
}

.service-card-cover {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(135deg, #2a1f18, var(--color-surface-2));
}

.service-card:nth-child(1) .service-card-cover,
.service-card:nth-child(4) .service-card-cover {
  aspect-ratio: 16/7;
}

.service-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-cover img {
  transform: scale(1.02);
}

.service-card-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 12, 10, 0.35) 0%, rgba(15, 12, 10, 0.05) 50%, rgba(15, 12, 10, 0.4) 100%);
  pointer-events: none;
}

.service-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 12, 10, 0.8);
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 999px;
  z-index: 2;
  backdrop-filter: blur(6px);
}

.service-rating {
  position: absolute;
  top: 14px;
  right: 14px;
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  z-index: 2;
  backdrop-filter: blur(6px);
}

.service-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.service-card-body p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.6;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  flex-grow: 1;
}

.service-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  margin-top: 16px;
}

.service-price {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
}

.service-arrow {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  transition: all 0.3s ease;
}

.service-card:hover .service-arrow {
  background: var(--color-primary);
  color: #1a140f;
  transform: translateX(4px);
  border-color: var(--color-primary);
}

@media (max-width: 1023px) {
  .service-grid {
    grid-template-columns: 2fr 2fr;
  }
  .service-card:nth-child(1),
  .service-card:nth-child(4) {
    grid-column: span 2;
  }
}

@media (max-width: 767px) {
  .service-grid {
    grid-template-columns: 1fr;
  }
  .service-card:nth-child(1),
  .service-card:nth-child(4) {
    grid-column: auto;
  }
}

/* Compare Section */
.compare-section {
  background: var(--color-bg);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.compare-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  opacity: 0.92;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.compare-panel.highlight {
  border: 2px solid var(--color-primary);
  position: relative;
  opacity: 1;
}

.compare-panel.highlight .compare-tag {
  position: absolute;
  top: -14px;
  right: 24px;
  background: var(--color-primary);
  color: #1a140f;
  padding: 4px 16px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.compare-panel h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 24px;
}

.compare-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.compare-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.compare-item-label {
  font-size: 0.9rem;
  color: var(--color-muted);
  width: 120px;
  flex-shrink: 0;
}

.compare-bar-wrap {
  flex: 1;
  height: 8px;
  background: var(--color-surface-2);
  border-radius: 4px;
  overflow: hidden;
}

.compare-bar {
  height: 100%;
  border-radius: 4px;
  width: 0%;
  transition: width 0.8s ease;
}

.compare-panel.highlight .compare-bar {
  background: var(--color-primary);
}

.compare-panel:not(.highlight) .compare-bar {
  background: var(--color-muted);
}

.compare-arrow {
  font-size: 1rem;
}

.compare-note {
  margin-top: 24px;
  font-size: 0.82rem;
  color: var(--color-muted);
  text-align: center;
}

@media (max-width: 1023px) {
  .compare-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .compare-panel {
    padding: 24px;
  }
  .compare-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .compare-item-label {
    width: auto;
  }
  .compare-bar-wrap {
    width: 100%;
  }
}

/* Hot Track */
.hot-track-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.track-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 8px 4px 24px;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) var(--color-surface);
}

.track-scroll::-webkit-scrollbar {
  height: 4px;
}

.track-scroll::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 2px;
}

.track-card {
  min-width: 280px;
  width: 280px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  flex-shrink: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.track-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.track-card-cover {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--color-surface-2);
  overflow: hidden;
}

.track-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.track-card:hover .track-card-cover img {
  transform: scale(1.04);
}

.track-card-cover .track-badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: rgba(15, 12, 10, 0.8);
  color: var(--color-accent);
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
}

.track-card-body {
  padding: 16px;
}

.track-card-body h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.track-card-body p {
  font-size: 0.8rem;
  color: var(--color-muted);
  line-height: 1.5;
}

/* News Section */
.news-section {
  background: var(--color-bg);
}

.news-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.news-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 12px;
  border-radius: 8px;
  transition: background 0.3s ease;
}

.news-item:hover {
  background: var(--color-surface);
}

.news-item-date {
  font-size: 0.75rem;
  color: var(--color-muted);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 50px;
}

.news-item-title {
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
  flex: 1;
  line-height: 1.4;
}

.news-item-title:hover {
  color: var(--color-primary);
}

.news-item-arrow {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.news-sidebar {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px;
}

.news-sidebar h4 {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.news-side-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.news-side-item {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.5;
  padding-left: 12px;
  position: relative;
  transition: color 0.3s ease;
}

.news-side-item::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-size: 0.75rem;
}

.news-side-item:hover {
  color: var(--color-primary-hover);
}

@media (max-width: 1023px) {
  .news-layout {
    grid-template-columns: 1fr;
  }
}

/* FAQ */
.faq-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.faq-container {
  max-width: 800px;
}

.faq-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.faq-item.active {
  border-color: var(--color-primary);
}

.faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
}

.faq-num {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 700;
  min-width: 36px;
}

.faq-question {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
  line-height: 1.5;
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.3s ease;
}

.faq-icon::before {
  width: 14px;
  height: 2px;
  top: 11px;
  left: 5px;
}

.faq-icon::after {
  width: 2px;
  height: 14px;
  top: 5px;
  left: 11px;
}

.faq-item.active .faq-icon::after {
  transform: scaleY(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 24px 20px 76px;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.8;
}

@media (max-width: 767px) {
  .faq-answer-inner {
    padding: 0 16px 16px 16px;
  }
}

/* Contact Form */
.contact-section {
  position: relative;
  padding: 120px 0;
  background-image: linear-gradient(135deg, rgba(15, 12, 10, 0.85), rgba(15, 12, 10, 0.7)), url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.contact-copy {
  padding: 24px 0;
}

.contact-copy h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 16px;
}

.contact-copy p {
  color: var(--color-muted);
  font-size: 1rem;
  max-width: 480px;
}

.contact-copy .contact-point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  font-size: 0.95rem;
  color: var(--color-text);
}

.contact-copy .contact-point .point-icon {
  color: var(--color-primary);
  font-size: 1.1rem;
}

.contact-form-card {
  background: rgba(26, 21, 18, 0.85);
  border: 1px solid var(--color-primary);
  border-radius: 16px;
  padding: 36px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-hover);
}

.contact-form-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.contact-form-card > p {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 10px 4px;
  font-size: 0.95rem;
  transition: border-color 0.3s ease;
  border-radius: 0;
}

.form-control:focus {
  outline: none;
  border-bottom-color: var(--color-primary);
  border-bottom-width: 2px;
}

.form-control::placeholder {
  color: rgba(180, 164, 147, 0.6);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C8A068' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px top 14px;
  background-size: 12px 8px;
  padding-right: 32px;
}

select.form-control option {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.form-btn {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

.form-privacy {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-align: center;
  margin-top: 16px;
}

@media (max-width: 1023px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .contact-section {
    padding: 80px 0;
  }
  .contact-form-card {
    padding: 24px;
  }
}

/* Footer */
.site-footer {
  background: #0A0807;
  border-top: 1px solid var(--color-border);
  padding: 64px 0 24px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .footer-logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--color-text);
  margin-bottom: 12px;
}

.footer-brand .footer-logo span {
  color: var(--color-primary);
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 260px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

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

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-muted);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-primary);
}

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

.footer-contact span {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid rgba(200, 160, 104, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(180, 164, 147, 0.6);
}

@media (max-width: 1023px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* Animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  opacity: 0;
}

.animate-in.visible {
  animation: fadeInUp 0.6s ease-out forwards;
}

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