/* roulang page: index */
:root {
  --primary: #0D3B2E;
  --primary-deep: #092A20;
  --copper: #C29A5B;
  --copper-dark: #A9823E;
  --bg: #F7F5F0;
  --card-bg: #FFFFFF;
  --text: #1F2937;
  --text-secondary: #6B7280;
  --border: #E3E6E4;
  --success: #2E7D5B;
  --risk: #B91C1C;
  --risk-bg: #FBEDED;
  --radius-card: 10px;
  --radius-btn: 8px;
  --radius-input: 6px;
  --shadow-sm: 0 1px 3px rgba(13,59,46,0.06);
  --shadow-md: 0 4px 14px rgba(13,59,46,0.08);
  --shadow-lg: 0 8px 24px rgba(13,59,46,0.08);
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition);
}

a:hover {
  color: var(--primary-deep);
  text-decoration: underline;
}

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

button:active {
  transform: scale(0.98);
}

input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  border: 1px solid #D8DCDA;
  border-radius: var(--radius-input);
  padding: 10px 14px;
  background: #fff;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13,59,46,0.1);
  outline: none;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
}

.logo .shield-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo .shield-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--copper);
}

.logo:hover {
  text-decoration: none;
  color: var(--primary-deep);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}

.main-nav a:hover {
  color: var(--copper);
  text-decoration: none;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--copper);
  transition: width var(--transition);
}

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

.main-nav a.active {
  color: var(--primary);
  font-weight: 700;
}

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 6px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}

.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 360px;
  height: 100vh;
  background: var(--primary);
  z-index: 1001;
  padding: 80px 28px 32px;
  transition: right 0.3s ease;
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer a {
  display: block;
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  text-decoration: none;
}

.mobile-drawer a:hover {
  color: var(--copper);
  text-decoration: none;
}

.mobile-drawer .drawer-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--copper);
  margin-bottom: 24px;
  border-bottom: none;
}

.mobile-drawer .drawer-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
}

/* Hero */
.hero {
  position: relative;
  padding: 72px 0 64px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/98a01d044aeb25d0.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: 34px;
  font-weight: 700;
  line-height: 1.35;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}

.hero-subtitle {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255,255,255,0.82);
  max-width: 520px;
  margin-bottom: 30px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 26px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--copper);
  color: var(--primary-deep);
}

.btn-primary:hover {
  background: var(--copper-dark);
  box-shadow: 0 6px 18px rgba(194,154,91,0.35);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.5);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
}

.btn-dark {
  background: var(--primary);
  color: #fff;
}

.btn-dark:hover {
  background: var(--primary-deep);
  box-shadow: 0 6px 18px rgba(13,59,46,0.3);
}

.hero-visual {
  position: relative;
  min-height: 300px;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: rgba(255,255,255,0.08);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-card);
}

.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(194,154,91,0.4);
  border-radius: var(--radius-card);
  pointer-events: none;
}

.hero-data-bar {
  margin-top: 42px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.hero-data-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(194,154,91,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero-data-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--copper);
}

.hero-data-text {
  color: rgba(255,255,255,0.75);
  font-size: 13px;
  line-height: 1.4;
}

.hero-data-text strong {
  display: block;
  color: var(--copper);
  font-size: 18px;
  font-weight: 700;
}

/* Data strip */
.data-strip {
  background: var(--primary);
  padding: 36px 0;
}

.data-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.data-strip-item {
  text-align: center;
  padding: 0 16px;
  border-right: 1px solid rgba(255,255,255,0.12);
}

.data-strip-item:last-child {
  border-right: none;
}

.data-strip-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--copper);
  letter-spacing: 0.5px;
  line-height: 1.2;
}

.data-strip-label {
  font-size: 13px;
  color: rgba(255,255,255,0.72);
  margin-top: 6px;
}

/* Section general */
.section {
  padding: 64px 0;
}

.section-alt {
  background: #fff;
}

.section-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.section-lead {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 36px;
}

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

.text-center .section-lead {
  margin-left: auto;
  margin-right: auto;
}

/* Safety system layout */
.safety-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: stretch;
}

.safety-flow {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.flow-step:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.flow-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--copper);
  font-weight: 700;
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.flow-step-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 4px;
}

.flow-step-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.safety-points {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.safety-points h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 18px;
}

.safety-points ul {
  list-style: none;
  padding: 0;
}

.safety-points ul li {
  padding: 12px 0;
  border-bottom: 1px solid #F0F2F1;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}

.safety-points ul li:last-child {
  border-bottom: none;
}

.safety-points ul li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Scene cards */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.scene-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  text-decoration: none;
}

.scene-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-top: 1px solid var(--copper);
  text-decoration: none;
}

.scene-card-info {
  flex: 1;
}

.scene-card-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 6px;
  transition: color var(--transition);
}

.scene-card:hover .scene-card-info h3 {
  color: var(--copper);
}

.scene-card-info p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.scene-card-img {
  width: 100px;
  height: 100px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}

.scene-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Guide layout */
.guide-layout {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 40px;
  align-items: start;
}

.guide-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guide-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: box-shadow var(--transition), transform var(--transition);
}

.guide-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
}

.guide-arrow {
  color: var(--copper);
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1.5;
}

.guide-item-body {
  flex: 1;
}

.guide-item-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 4px;
  line-height: 1.4;
}

.guide-item-summary {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 4px;
}

.guide-item-time {
  font-size: 12px;
  color: #9CA3AF;
}

.guide-side-img {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.guide-side-img img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.guide-more {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--copper);
  text-decoration: none;
  transition: color var(--transition);
}

.guide-more:hover {
  color: var(--copper-dark);
  text-decoration: underline;
}

/* Process steps */
.process-steps {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.process-step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  min-width: 120px;
  position: relative;
}

.process-step-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--copper);
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 2;
}

.process-step-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.3;
}

.process-step-dash {
  position: absolute;
  top: 26px;
  left: calc(50% + 32px);
  width: calc(100% - 72px);
  height: 2px;
  border-top: 2px dashed #C8CFCC;
  z-index: 1;
}

.process-step-item:last-child .process-step-dash {
  display: none;
}

.process-cta {
  text-align: center;
}

/* Fee layout */
.fee-layout {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 36px;
  align-items: start;
}

.fee-categories {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fee-cat-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.fee-cat-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}

.fee-cat-desc {
  font-size: 13px;
  color: var(--text-secondary);
}

.fee-calc-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 26px;
  box-shadow: var(--shadow-sm);
}

.fee-calc-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
}

.fee-calc-card .form-row {
  margin-bottom: 14px;
}

.fee-calc-card label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.fee-calc-card input {
  width: 100%;
}

/* Compare cards */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.compare-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 26px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.compare-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.compare-card-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 14px;
  background: rgba(13,59,46,0.08);
  color: var(--primary);
}

.compare-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 14px;
}

.compare-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.compare-item .icon-yes {
  color: var(--success);
  font-weight: 700;
}

.compare-item .icon-no {
  color: #D1D5DB;
  font-weight: 700;
}

/* Fraud alert */
.fraud-section {
  background: var(--risk-bg);
  border-radius: var(--radius-card);
  padding: 40px 36px;
  border: 1px solid rgba(185,28,28,0.15);
}

.fraud-layout {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 36px;
}

.fraud-signal {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(185,28,28,0.1);
}

.fraud-signal:last-child {
  border-bottom: none;
}

.fraud-signal-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--risk);
  font-weight: 700;
  flex-shrink: 0;
  font-size: 14px;
}

.fraud-signal-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}

.fraud-signal-text strong {
  display: block;
  font-size: 14px;
  color: var(--risk);
  margin-bottom: 2px;
}

.fraud-defense-card {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(185,28,28,0.12);
}

.fraud-defense-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--risk);
  margin-bottom: 14px;
}

.fraud-defense-card p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.fraud-more {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--risk);
  text-decoration: none;
}

.fraud-more:hover {
  text-decoration: underline;
  color: var(--risk);
}

/* News cards */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.news-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  text-decoration: none;
  border-top: 1px solid var(--copper);
}

.news-card-img {
  height: 160px;
  overflow: hidden;
}

.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.news-card:hover .news-card-img img {
  transform: scale(1.03);
}

.news-card-body {
  padding: 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  background: rgba(13,59,46,0.07);
  color: var(--primary);
  margin-bottom: 10px;
  align-self: flex-start;
}

.news-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 8px;
  transition: color var(--transition);
}

.news-card:hover .news-card-title {
  color: var(--copper);
}

.news-card-summary {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
  flex: 1;
}

.news-card-time {
  font-size: 12px;
  color: #9CA3AF;
}

.empty-tip {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
  font-size: 14px;
}

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

.review-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(13,59,46,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}

.review-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}

.review-stars {
  color: var(--copper);
  font-size: 14px;
  letter-spacing: 1px;
}

.review-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* Compliance */
.compliance-layout {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 36px;
  align-items: center;
}

.compliance-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.compliance-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
  font-size: 14px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.compliance-item .icon {
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
}

.compliance-img {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.compliance-img img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 22px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  transition: background-color var(--transition);
}

.faq-question:hover {
  background: #FAFAF8;
}

.faq-icon {
  font-size: 20px;
  color: var(--copper);
  font-weight: 700;
  flex-shrink: 0;
  transition: transform var(--transition);
  line-height: 1;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease;
}

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

.faq-answer-inner {
  padding: 0 22px 20px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  background: #FAFAF8;
}

/* Account safety */
.account-layout {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 36px;
  align-items: center;
}

.account-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.account-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.account-feature-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(13,59,46,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
  font-size: 16px;
}

.account-feature-text h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 3px;
}

.account-feature-text p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.account-img {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.account-img img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* CTA section */
.cta-section {
  background: var(--primary-deep);
  padding: 64px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.4;
}

.cta-section p {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin: 0 auto 26px;
  line-height: 1.7;
}

/* Footer */
.site-footer {
  background: var(--primary);
  color: #fff;
  padding: 52px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 14px;
  font-size: 18px;
}

.footer-brand .logo:hover {
  color: #fff;
}

.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.72);
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--copper);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  color: #A8BFB5;
  font-size: 13px;
  padding: 5px 0;
  text-decoration: none;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: #fff;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 22px;
  text-align: center;
}

.footer-bottom .risk-tip {
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  margin-bottom: 8px;
}

.footer-bottom .copyright {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-visual {
    min-height: 240px;
  }
  .hero-data-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .data-strip-inner {
    grid-template-columns: repeat(2, 1fr);
  }
  .data-strip-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.12);
    padding-bottom: 16px;
  }
  .data-strip-item:nth-child(3),
  .data-strip-item:nth-child(4) {
    border-bottom: none;
  }
  .safety-layout,
  .guide-layout,
  .fee-layout,
  .fraud-layout,
  .compliance-layout,
  .account-layout {
    grid-template-columns: 1fr;
  }
  .compare-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-steps {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
  }
  .process-step-item {
    min-width: 100px;
  }
  .process-step-dash {
    display: none;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .mobile-overlay.show {
    display: block;
  }
  .mobile-drawer {
    display: block;
  }
  .hero {
    padding: 48px 0 40px;
  }
  .hero-title {
    font-size: 26px;
  }
  .hero-subtitle {
    font-size: 14px;
  }
  .hero-cta {
    flex-direction: column;
  }
  .hero .btn {
    width: 100%;
  }
  .hero-data-bar {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .section {
    padding: 44px 0;
  }
  .section-title {
    font-size: 22px;
  }
  .scene-grid {
    grid-template-columns: 1fr;
  }
  .news-grid,
  .review-grid,
  .compare-grid {
    grid-template-columns: 1fr;
  }
  .fraud-section {
    padding: 28px 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .fee-cat-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .process-steps {
    gap: 8px;
  }
  .process-step-item {
    min-width: 80px;
  }
  .process-step-circle {
    width: 44px;
    height: 44px;
    font-size: 17px;
  }
  .process-step-label {
    font-size: 12px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .hero-title {
    font-size: 22px;
  }
  .section-title {
    font-size: 20px;
  }
  .scene-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .scene-card-img {
    width: 100%;
    height: 160px;
  }
  .data-strip-inner {
    grid-template-columns: 1fr;
  }
  .data-strip-item {
    border-bottom: 1px solid rgba(255,255,255,0.12);
    padding-bottom: 14px;
  }
  .data-strip-item:nth-child(3),
  .data-strip-item:nth-child(4) {
    border-bottom: 1px solid rgba(255,255,255,0.12);
  }
  .data-strip-item:last-child {
    border-bottom: none;
  }
  .footer-grid {
    gap: 18px;
  }
}

/* roulang page: article */
:root {
        --primary: #0D3B2E;
        --primary-deep: #092A20;
        --copper: #C29A5B;
        --copper-dark: #A9823E;
        --bg: #F7F5F0;
        --card-bg: #FFFFFF;
        --text: #1F2937;
        --text-secondary: #6B7280;
        --border: #E3E6E4;
        --success: #2E7D5B;
        --risk: #B91C1C;
        --risk-bg: #FBEDED;
        --radius-card: 10px;
        --radius-btn: 8px;
        --radius-input: 6px;
        --shadow-sm: 0 1px 3px rgba(13,59,46,0.06);
        --shadow-md: 0 4px 14px rgba(13,59,46,0.08);
        --shadow-lg: 0 8px 24px rgba(13,59,46,0.08);
        --transition: 0.2s ease;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
        font-size: 15px;
        line-height: 1.7;
        color: var(--text);
        background-color: var(--bg);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    a {
        color: var(--primary);
        text-decoration: none;
        transition: color var(--transition), border-color var(--transition);
    }
    a:hover {
        color: var(--primary-deep);
        text-decoration: underline;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    button {
        cursor: pointer;
        font-family: inherit;
        border: none;
        outline: none;
        transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
    }
    button:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 2px;
    }
    button:active {
        transform: scale(0.98);
    }
    input, select, textarea {
        font-family: inherit;
        font-size: 15px;
        border: 1px solid #D8DCDA;
        border-radius: var(--radius-input);
        padding: 10px 14px;
        background: #fff;
        color: var(--text);
        transition: border-color var(--transition), box-shadow var(--transition);
        outline: none;
    }
    input:focus, select:focus, textarea:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(13,59,46,0.1);
        outline: none;
    }
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }
    /* Header */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: #fff;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
    }
    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 19px;
        font-weight: 700;
        color: var(--primary);
        letter-spacing: 0.5px;
    }
    .logo .shield-icon {
        width: 36px;
        height: 36px;
        background: var(--primary);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }
    .logo .shield-icon svg {
        width: 20px;
        height: 20px;
        fill: var(--copper);
    }
    .logo:hover {
        text-decoration: none;
        color: var(--primary-deep);
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 28px;
    }
    .main-nav a {
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        position: relative;
        padding: 4px 0;
    }
    .main-nav a:hover {
        color: var(--copper);
        text-decoration: none;
    }
    .main-nav a::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--copper);
        transition: width var(--transition);
    }
    .main-nav a:hover::after,
    .main-nav a.active::after {
        width: 100%;
    }
    .main-nav a.active {
        color: var(--primary);
        font-weight: 700;
    }
    .hamburger {
        display: none;
        width: 40px;
        height: 40px;
        background: none;
        border: none;
        cursor: pointer;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        border-radius: 6px;
    }
    .hamburger span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--primary);
        transition: transform var(--transition), opacity var(--transition);
    }
    .hamburger.open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .hamburger.open span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }
    .mobile-drawer {
        display: none;
        position: fixed;
        top: 0;
        right: -100%;
        width: 82%;
        max-width: 360px;
        height: 100vh;
        background: var(--primary);
        z-index: 1001;
        padding: 80px 28px 32px;
        transition: right 0.3s ease;
        overflow-y: auto;
    }
    .mobile-drawer.open {
        right: 0;
    }
    .mobile-drawer a {
        display: block;
        color: #fff;
        font-size: 18px;
        font-weight: 500;
        padding: 14px 0;
        border-bottom: 1px solid rgba(255,255,255,0.12);
        text-decoration: none;
    }
    .mobile-drawer a:hover {
        color: var(--copper);
        text-decoration: none;
    }
    .mobile-drawer .drawer-logo {
        font-size: 20px;
        font-weight: 700;
        color: var(--copper);
        margin-bottom: 24px;
        border-bottom: none;
    }
    .mobile-drawer .drawer-close {
        position: absolute;
        top: 18px;
        right: 18px;
        width: 40px;
        height: 40px;
        background: rgba(255,255,255,0.1);
        border: none;
        border-radius: 6px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 22px;
    }
    /* Breadcrumb */
    .breadcrumb-wrapper {
        padding: 24px 0 0;
    }
    .breadcrumb-nav {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 13px;
        color: var(--text-secondary);
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .breadcrumb-nav li {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .breadcrumb-nav li:not(:first-child)::before {
        content: '›';
        color: var(--copper);
        font-size: 15px;
    }
    .breadcrumb-nav a {
        color: var(--primary);
        font-weight: 500;
        text-decoration: none;
    }
    .breadcrumb-nav a:hover {
        color: var(--copper);
    }
    .breadcrumb-nav .current {
        color: var(--text-secondary);
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 380px;
    }
    /* Article Layout */
    .article-layout {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 340px;
        gap: 36px;
        padding: 32px 0 60px;
    }
    .article-main {
        min-width: 0;
    }
    .article-sidebar {
        min-width: 0;
    }
    /* Article Header */
    .article-header {
        margin-bottom: 28px;
    }
    .article-title {
        font-size: 30px;
        font-weight: 700;
        line-height: 1.4;
        color: var(--primary);
        margin-bottom: 18px;
        letter-spacing: 0.3px;
    }
    .article-featured-image {
        border-radius: var(--radius-card);
        overflow: hidden;
        margin-bottom: 22px;
        background: var(--border);
        box-shadow: var(--shadow-sm);
    }
    .article-featured-image img {
        width: 100%;
        height: 380px;
        object-fit: cover;
    }
    .article-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 14px;
        font-size: 13px;
        color: var(--text-secondary);
        padding-bottom: 18px;
        border-bottom: 1px solid var(--border);
        margin-bottom: 26px;
    }
    .article-meta .category-tag {
        display: inline-flex;
        align-items: center;
        background: rgba(13,59,46,0.08);
        color: var(--primary);
        padding: 4px 14px;
        border-radius: 20px;
        font-weight: 600;
        font-size: 12px;
        text-decoration: none;
        transition: background-color var(--transition), color var(--transition);
    }
    .article-meta .category-tag:hover {
        background: var(--primary);
        color: #fff;
        text-decoration: none;
    }
    .article-meta .meta-divider {
        width: 1px;
        height: 16px;
        background: var(--border);
    }
    /* Article Body */
    .article-body {
        font-size: 16px;
        line-height: 1.85;
        color: var(--text);
        word-wrap: break-word;
    }
    .article-body p {
        margin-bottom: 20px;
    }
    .article-body h2 {
        font-size: 22px;
        font-weight: 700;
        color: var(--primary);
        margin: 32px 0 16px;
        line-height: 1.45;
        padding-bottom: 8px;
        border-bottom: 2px solid rgba(194,154,91,0.35);
    }
    .article-body h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--primary);
        margin: 26px 0 12px;
    }
    .article-body ul {
        list-style: disc;
        padding-left: 24px;
        margin-bottom: 20px;
    }
    .article-body li {
        margin-bottom: 8px;
    }
    .article-body blockquote {
        border-left: 4px solid var(--copper);
        background: rgba(194,154,91,0.08);
        padding: 16px 22px;
        border-radius: 0 var(--radius-card) var(--radius-card) 0;
        margin: 24px 0;
        color: var(--primary);
        font-style: italic;
    }
    .article-body code {
        background: #F3F4F6;
        border-radius: 4px;
        padding: 2px 8px;
        font-size: 14px;
        color: var(--primary);
    }
    .article-body img {
        border-radius: var(--radius-card);
        margin: 20px 0;
    }
    /* Related Posts */
    .related-section {
        margin-top: 42px;
    }
    .related-section h2 {
        font-size: 22px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 22px;
        position: relative;
        padding-left: 14px;
    }
    .related-section h2::before {
        content: '';
        position: absolute;
        left: 0;
        top: 5px;
        width: 4px;
        height: 24px;
        background: var(--copper);
        border-radius: 2px;
    }
    .related-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .related-card {
        background: var(--card-bg);
        border-radius: var(--radius-card);
        padding: 18px;
        box-shadow: var(--shadow-sm);
        transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        border: 1px solid transparent;
        text-decoration: none;
        display: block;
    }
    .related-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
        border-color: var(--copper);
        text-decoration: none;
    }
    .related-card h3 {
        font-size: 15px;
        font-weight: 600;
        color: var(--primary);
        line-height: 1.5;
        margin-bottom: 10px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .related-card:hover h3 {
        color: var(--copper-dark);
    }
    .related-card .related-meta {
        font-size: 12px;
        color: var(--text-secondary);
    }
    /* Back Button */
    .back-entry {
        margin-top: 32px;
    }
    .back-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--primary);
        font-size: 14px;
        font-weight: 600;
        text-decoration: none;
        transition: color var(--transition);
    }
    .back-btn:hover {
        color: var(--copper);
        text-decoration: underline;
    }
    /* Safety Notice */
    .safety-notice {
        margin-top: 32px;
        background: #F3F4F6;
        border-radius: var(--radius-card);
        padding: 18px 22px;
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.8;
        border-left: 3px solid var(--copper);
    }
    .safety-notice strong {
        color: var(--risk);
    }
    /* Sidebar */
    .sidebar-widget {
        background: var(--card-bg);
        border-radius: var(--radius-card);
        padding: 22px;
        box-shadow: var(--shadow-sm);
        margin-bottom: 22px;
    }
    .sidebar-widget h3 {
        font-size: 16px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 16px;
        padding-bottom: 10px;
        border-bottom: 2px solid rgba(194,154,91,0.35);
    }
    .sidebar-widget ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .sidebar-widget ul li {
        padding: 10px 0;
        border-bottom: 1px solid #F0F0F0;
    }
    .sidebar-widget ul li:last-child {
        border-bottom: none;
    }
    .sidebar-widget ul li a {
        font-size: 14px;
        color: var(--text);
        text-decoration: none;
        display: block;
        transition: color var(--transition);
    }
    .sidebar-widget ul li a:hover {
        color: var(--copper);
        text-decoration: none;
    }
    .sidebar-cta {
        background: var(--primary);
        border-radius: var(--radius-card);
        padding: 24px 22px;
        text-align: center;
        color: #fff;
    }
    .sidebar-cta h3 {
        font-size: 16px;
        font-weight: 700;
        color: var(--copper);
        margin-bottom: 10px;
        border: none;
        padding: 0;
    }
    .sidebar-cta p {
        font-size: 13px;
        color: rgba(255,255,255,0.82);
        line-height: 1.7;
        margin-bottom: 16px;
    }
    .sidebar-cta .btn-copper {
        display: inline-block;
        background: var(--copper);
        color: var(--primary-deep);
        padding: 10px 20px;
        border-radius: var(--radius-btn);
        font-size: 14px;
        font-weight: 600;
        text-decoration: none;
        transition: background-color var(--transition), transform var(--transition);
    }
    .sidebar-cta .btn-copper:hover {
        background: var(--copper-dark);
        transform: translateY(-1px);
        text-decoration: none;
    }
    /* Footer */
    .site-footer {
        background: var(--primary-deep);
        padding: 48px 0 20px;
        color: #fff;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.35fr 0.85fr 0.85fr 1.1fr;
        gap: 32px;
        padding-bottom: 32px;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    .footer-brand .logo {
        font-size: 17px;
        margin-bottom: 14px;
    }
    .footer-brand .logo .shield-icon {
        width: 32px;
        height: 32px;
    }
    .footer-brand p {
        font-size: 13px;
        color: rgba(255,255,255,0.65);
        line-height: 1.8;
        margin: 0;
    }
    .footer-col h4 {
        font-size: 14px;
        color: var(--copper);
        font-weight: 600;
        margin-bottom: 14px;
        letter-spacing: 1px;
    }
    .footer-col a {
        display: block;
        font-size: 13px;
        color: #A8BFB5;
        text-decoration: none;
        padding: 4px 0;
        transition: color var(--transition);
    }
    .footer-col a:hover {
        color: #fff;
        text-decoration: none;
    }
    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 10px;
        padding-top: 18px;
    }
    .footer-bottom .risk-tip {
        font-size: 12px;
        color: #D4A76A;
        font-weight: 600;
        margin: 0;
    }
    .footer-bottom .copyright {
        font-size: 12px;
        color: rgba(255,255,255,0.45);
        margin: 0;
    }
    .footer-bottom .copyright a {
        color: rgba(255,255,255,0.45);
        text-decoration: none;
    }
    /* Not Found */
    .not-found-state {
        background: var(--card-bg);
        border-radius: var(--radius-card);
        padding: 48px 24px;
        text-align: center;
        box-shadow: var(--shadow-sm);
        margin-bottom: 24px;
    }
    .not-found-state p {
        font-size: 16px;
        color: var(--text-secondary);
        margin-bottom: 18px;
    }
    .not-found-state a {
        display: inline-block;
        color: var(--copper-dark);
        font-weight: 600;
        text-decoration: none;
    }
    .not-found-state a:hover {
        text-decoration: underline;
    }
    /* Responsive */
    @media (max-width: 1024px) {
        .article-layout {
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .article-sidebar {
            order: 3;
        }
        .related-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .article-featured-image img {
            height: 300px;
        }
    }
    @media (max-width: 768px) {
        .main-nav {
            display: none;
        }
        .hamburger {
            display: flex;
        }
        .mobile-overlay,
        .mobile-drawer {
            display: block;
        }
        .article-layout {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .article-title {
            font-size: 24px;
        }
        .article-featured-image img {
            height: 220px;
        }
        .related-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
        .footer-brand {
            grid-column: 1 / -1;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
        .breadcrumb-nav .current {
            max-width: 180px;
        }
        .article-meta {
            gap: 10px;
        }
        .article-meta .meta-divider {
            display: none;
        }
    }
    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }
        .site-header {
            height: 60px;
        }
        .header-inner {
            height: 60px;
        }
        .logo {
            font-size: 16px;
        }
        .logo .shield-icon {
            width: 30px;
            height: 30px;
        }
        .article-title {
            font-size: 20px;
        }
        .article-body {
            font-size: 15px;
        }
        .article-body h2 {
            font-size: 19px;
        }
        .article-body h3 {
            font-size: 16px;
        }
        .related-section h2 {
            font-size: 19px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .article-featured-image img {
            height: 180px;
        }
    }

/* roulang page: category1 */
:root {
            --primary: #0D3B2E;
            --primary-deep: #092A20;
            --copper: #C29A5B;
            --copper-dark: #A9823E;
            --bg: #F7F5F0;
            --card-bg: #FFFFFF;
            --text: #1F2937;
            --text-secondary: #6B7280;
            --border: #E3E6E4;
            --success: #2E7D5B;
            --risk: #B91C1C;
            --risk-bg: #FBEDED;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-input: 6px;
            --shadow-sm: 0 1px 3px rgba(13,59,46,0.06);
            --shadow-md: 0 4px 14px rgba(13,59,46,0.08);
            --shadow-lg: 0 8px 24px rgba(13,59,46,0.08);
            --transition: 0.2s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--primary-deep);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        button:active {
            transform: scale(0.98);
        }
        input, select, textarea {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #D8DCDA;
            border-radius: var(--radius-input);
            padding: 10px 14px;
            background: #fff;
            color: var(--text);
            transition: border-color var(--transition), box-shadow var(--transition);
            outline: none;
        }
        input:focus, select:focus, textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(13,59,46,0.1);
            outline: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        section {
            padding: 56px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--copper-dark);
            letter-spacing: 1px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 720px;
        }
        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
        }
        .logo .shield-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .logo .shield-icon svg {
            width: 20px;
            height: 20px;
            fill: var(--copper);
        }
        .logo:hover {
            text-decoration: none;
            color: var(--primary-deep);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            position: relative;
            padding: 4px 0;
        }
        .main-nav a:hover {
            color: var(--copper);
            text-decoration: none;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--copper);
            transition: width var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            background: none;
            border: none;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 6px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            transition: transform var(--transition), opacity var(--transition);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.5);
            z-index: 999;
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -100%;
            width: 82%;
            max-width: 360px;
            height: 100vh;
            background: var(--primary);
            z-index: 1001;
            padding: 80px 28px 32px;
            transition: right 0.3s ease;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer a {
            display: block;
            color: #fff;
            font-size: 18px;
            font-weight: 500;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255,255,255,0.12);
            text-decoration: none;
        }
        .mobile-drawer a:hover {
            color: var(--copper);
            text-decoration: none;
        }
        .mobile-drawer .drawer-logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--copper);
            margin-bottom: 24px;
            border-bottom: none;
        }
        .mobile-drawer .drawer-close {
            position: absolute;
            top: 18px;
            right: 18px;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border: none;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
        }
        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
            padding: 44px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/98a01d044aeb25d0.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb-cat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            margin-bottom: 16px;
        }
        .breadcrumb-cat a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: color var(--transition);
        }
        .breadcrumb-cat a:hover {
            color: var(--copper);
            text-decoration: none;
        }
        .breadcrumb-cat .sep {
            color: rgba(255,255,255,0.4);
        }
        .breadcrumb-cat .current {
            color: var(--copper);
        }
        .category-hero h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .category-hero .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255,255,255,0.82);
            max-width: 680px;
        }
        /* Overview card */
        .overview-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-md);
            padding: 28px 32px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: center;
        }
        .overview-card .overview-text h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .overview-card .overview-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .overview-card .overview-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .overview-card .overview-img img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }
        /* Cards grid */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: transform var(--transition), box-shadow var(--transition);
            border: 1px solid transparent;
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-top-color: var(--copper);
        }
        .article-card .card-img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            border-radius: 6px;
            background: #E3E6E4;
        }
        .article-card .card-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--copper-dark);
            font-weight: 600;
            background: #f0e8d8;
            padding: 3px 10px;
            border-radius: 20px;
            align-self: flex-start;
        }
        .article-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.5;
            margin: 0;
        }
        .article-card h3 a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        .article-card h3 a:hover {
            color: var(--copper-dark);
            text-decoration: underline;
        }
        .article-card .card-summary {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }
        .article-card .card-meta {
            font-size: 12px;
            color: #9CA3AF;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px dashed var(--border);
        }
        .empty-state .empty-illustration {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: #f0e8d8;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 32px;
            color: var(--copper);
        }
        .empty-state p {
            font-size: 15px;
            color: var(--text-secondary);
        }
        /* Safety metrics strip */
        .safety-metrics {
            background: var(--primary-deep);
            padding: 40px 0;
            color: #fff;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .metric-item .metric-num {
            font-size: 30px;
            font-weight: 700;
            color: var(--copper);
            margin-bottom: 6px;
        }
        .metric-item .metric-label {
            font-size: 14px;
            color: rgba(255,255,255,0.75);
        }
        /* Topic entries */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .topic-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-top-color: var(--copper);
        }
        .topic-card .topic-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: #f0e8d8;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 24px;
            color: var(--copper-dark);
        }
        .topic-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .topic-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        /* Safety banner */
        .safety-banner {
            background: var(--risk-bg);
            border-left: 4px solid var(--risk);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
        .safety-banner .banner-icon {
            font-size: 24px;
            flex-shrink: 0;
        }
        .safety-banner p {
            font-size: 14px;
            color: var(--risk);
            line-height: 1.7;
            margin-bottom: 0;
            font-weight: 500;
        }
        /* CTA subscribe */
        .cta-subscribe {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
        }
        .cta-subscribe .cta-text h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-subscribe .cta-text p {
            font-size: 14px;
            color: rgba(255,255,255,0.75);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .cta-subscribe .cta-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }
        .cta-subscribe .cta-form input {
            width: 260px;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.1);
            color: #fff;
        }
        .cta-subscribe .cta-form input::placeholder {
            color: rgba(255,255,255,0.5);
        }
        .cta-subscribe .cta-form input:focus {
            border-color: var(--copper);
            box-shadow: 0 0 0 3px rgba(194,154,91,0.2);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
            text-decoration: none;
        }
        .btn:hover {
            text-decoration: none;
            transform: translateY(-1px);
        }
        .btn:focus-visible {
            outline: 2px solid var(--copper);
            outline-offset: 2px;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-copper {
            background: var(--copper);
            color: var(--primary-deep);
            border: none;
        }
        .btn-copper:hover {
            background: var(--copper-dark);
            color: var(--primary-deep);
            text-decoration: none;
            transform: translateY(-1px);
        }
        /* Footer */
        .site-footer {
            background: var(--primary-deep);
            color: #fff;
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .logo:hover {
            color: var(--copper);
            text-decoration: none;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--copper);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            color: #A8BFB5;
            font-size: 14px;
            padding: 5px 0;
            text-decoration: none;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            text-align: center;
        }
        .risk-tip {
            font-size: 13px;
            color: var(--copper);
            font-weight: 500;
            margin-bottom: 6px;
        }
        .copyright {
            font-size: 12px;
            color: rgba(255,255,255,0.45);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .cards-grid, .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .overview-card {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer, .mobile-overlay {
                display: block;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .overview-card {
                padding: 20px;
            }
            .cta-subscribe {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-subscribe .cta-form {
                width: 100%;
                flex-direction: column;
            }
            .cta-subscribe .cta-form input {
                width: 100%;
            }
        }
        @media (max-width: 520px) {
            .cards-grid, .topic-grid {
                grid-template-columns: 1fr;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-hero {
                padding: 32px 0;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            section {
                padding: 36px 0;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #0D3B2E;
  --primary-deep: #092A20;
  --copper: #C29A5B;
  --copper-dark: #A9823E;
  --bg: #F7F5F0;
  --card-bg: #FFFFFF;
  --text: #1F2937;
  --text-secondary: #6B7280;
  --border: #E3E6E4;
  --success: #2E7D5B;
  --risk: #B91C1C;
  --risk-bg: #FBEDED;
  --radius-card: 10px;
  --radius-btn: 8px;
  --radius-input: 6px;
  --shadow-sm: 0 1px 3px rgba(13,59,46,0.06);
  --shadow-md: 0 4px 14px rgba(13,59,46,0.08);
  --shadow-lg: 0 8px 24px rgba(13,59,46,0.08);
  --transition: 0.2s ease;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
  padding: 0;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition);
}
a:hover {
  color: var(--primary-deep);
  text-decoration: underline;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
button:active {
  transform: scale(0.98);
}
input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  border: 1px solid #D8DCDA;
  border-radius: var(--radius-input);
  padding: 10px 14px;
  background: #fff;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13,59,46,0.1);
  outline: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
}
.logo .shield-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo .shield-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--copper);
}
.logo:hover {
  text-decoration: none;
  color: var(--primary-deep);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}
.main-nav a:hover {
  color: var(--copper);
  text-decoration: none;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--copper);
  transition: width var(--transition);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}
.main-nav a.active {
  color: var(--primary);
  font-weight: 700;
}
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 360px;
  height: 100vh;
  background: var(--primary);
  z-index: 1001;
  padding: 80px 28px 32px;
  transition: right 0.3s ease;
  overflow-y: auto;
}
.mobile-drawer.open {
  right: 0;
}
.mobile-drawer a {
  display: block;
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  text-decoration: none;
}
.mobile-drawer a:hover {
  color: var(--copper);
  text-decoration: none;
}
.mobile-drawer .drawer-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--copper);
  margin-bottom: 24px;
  border-bottom: none;
}
.mobile-drawer .drawer-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
}

/* Page title / breadcrumb */
.page-title-section {
  background: var(--bg);
  padding: 32px 0 20px;
  border-bottom: 1px solid var(--border);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--copper);
  text-decoration: underline;
}
.breadcrumb .sep {
  color: #9CA3AF;
}
.breadcrumb .current {
  color: var(--primary);
  font-weight: 600;
}
.page-title-section h1 {
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.35;
  letter-spacing: 0.3px;
}
.page-title-section .subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 720px;
  line-height: 1.8;
}

/* Sections general */
.section {
  padding: 48px 0;
}
.section-alt {
  background: #fff;
}
.section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.4;
}
.section-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.7;
}

/* Overview card */
.overview-card {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 36px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  align-items: center;
}
.overview-card .text-content h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 14px;
}
.overview-card .text-content p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.overview-card .text-content p:last-child {
  margin-bottom: 0;
}
.overview-card .image-area {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: #F0EFEA;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.overview-card .image-area img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.post-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-top: 1px solid var(--copper);
}
.post-card .card-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--copper-dark);
  background: rgba(194,154,91,0.12);
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
  align-self: flex-start;
}
.post-card h3 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 10px;
  color: var(--primary);
}
.post-card h3 a {
  color: var(--primary);
  text-decoration: none;
}
.post-card h3 a:hover {
  color: var(--copper);
  text-decoration: none;
}
.post-card .card-excerpt {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 14px;
}
.post-card .card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: #9CA3AF;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.post-card .card-meta .time {
  display: flex;
  align-items: center;
  gap: 4px;
}
.post-card .card-meta .read-more {
  color: var(--copper-dark);
  font-weight: 600;
  font-size: 12px;
  text-decoration: none;
}
.post-card .card-meta .read-more:hover {
  color: var(--primary);
  text-decoration: underline;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  background: #fff;
  border: 1px dashed #D8DCDA;
  border-radius: var(--radius-card);
  color: var(--text-secondary);
}
.empty-state .empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  color: #9CA3AF;
}

/* Fraud warning list */
.fraud-signal-section {
  background: var(--risk-bg);
}
.fraud-list-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.fraud-item {
  display: flex;
  gap: 14px;
  background: #fff;
  border: 1px solid rgba(185,28,28,0.15);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.fraud-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.fraud-item .fraud-icon {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--risk-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
  color: var(--risk);
  font-weight: 700;
}
.fraud-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.fraud-item p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* Related topics */
.related-topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.topic-entry-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.topic-entry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-top: 1px solid var(--copper);
}
.topic-entry-card .topic-image {
  height: 150px;
  overflow: hidden;
  background: #F0EFEA;
}
.topic-entry-card .topic-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.topic-entry-card .topic-body {
  padding: 18px 20px 20px;
}
.topic-entry-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}
.topic-entry-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}
.topic-entry-card .topic-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--copper-dark);
  text-decoration: none;
}
.topic-entry-card .topic-link:hover {
  color: var(--primary);
  text-decoration: underline;
}

/* Safety banner */
.safety-banner {
  background: var(--primary);
  border-radius: var(--radius-card);
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.safety-banner .banner-icon {
  width: 40px;
  height: 40px;
  background: var(--copper);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}
.safety-banner .banner-text {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  flex: 1;
  min-width: 200px;
}
.safety-banner .banner-link {
  color: var(--copper);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
}
.safety-banner .banner-link:hover {
  color: #fff;
  text-decoration: underline;
}

/* Subscription CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  border-radius: var(--radius-card);
  padding: 40px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.cta-section .cta-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.cta-section .cta-content p {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin: 0;
}
.cta-form {
  display: flex;
  gap: 10px;
}
.cta-form input {
  flex: 1;
  height: 48px;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-radius: var(--radius-btn);
  padding: 0 16px;
  font-size: 14px;
}
.cta-form input::placeholder {
  color: rgba(255,255,255,0.55);
}
.cta-form input:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(194,154,91,0.2);
}
.btn-copper {
  background: var(--copper);
  color: var(--primary-deep);
  font-weight: 700;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  white-space: nowrap;
}
.btn-copper:hover {
  background: var(--copper-dark);
  color: #fff;
  transform: translateY(-1px);
}
.btn-copper:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.5);
  color: #fff;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-weight: 600;
}
.btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-1px);
}

/* View more link */
.view-more {
  text-align: center;
  margin-top: 24px;
}
.view-more a {
  font-size: 14px;
  font-weight: 600;
  color: var(--copper-dark);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.view-more a:hover {
  color: var(--primary);
  text-decoration: underline;
}

/* Footer */
.site-footer {
  background: var(--primary-deep);
  color: #fff;
  padding: 48px 0 24px;
  margin-top: 48px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-brand .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}
.footer-brand .logo .shield-icon {
  width: 36px;
  height: 36px;
  background: var(--copper);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.footer-brand .logo .shield-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--primary-deep);
}
.footer-brand .logo:hover {
  color: var(--copper);
  text-decoration: none;
}
.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--copper);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: #A8BFB5;
  margin-bottom: 10px;
  text-decoration: none;
}
.footer-col a:hover {
  color: #fff;
  text-decoration: underline;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
  text-align: center;
}
.footer-bottom .risk-tip {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
}
.footer-bottom .copyright {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin: 0;
}
.footer-bottom .copyright a {
  color: rgba(255,255,255,0.45);
  text-decoration: none;
}
.footer-bottom .copyright a:hover {
  color: rgba(255,255,255,0.7);
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 1024px) {
  .main-nav {
    gap: 18px;
  }
  .main-nav a {
    font-size: 14px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .cta-section {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }
  .overview-card {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .overview-card .image-area {
    min-height: 180px;
  }
}
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .mobile-overlay {
    display: block;
  }
  .mobile-drawer {
    display: block;
  }
  .page-title-section h1 {
    font-size: 24px;
  }
  .section {
    padding: 36px 0;
  }
  .section-title {
    font-size: 20px;
  }
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .fraud-list-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .related-topic-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .topic-entry-card .topic-image {
    height: 180px;
  }
  .cta-form {
    flex-direction: column;
  }
  .cta-form .btn-copper {
    width: 100%;
  }
  .safety-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 520px) {
  .cards-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .post-card {
    padding: 16px;
  }
  .page-title-section {
    padding: 20px 0 14px;
  }
  .page-title-section h1 {
    font-size: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .overview-card {
    padding: 20px;
  }
  .fraud-item {
    padding: 14px;
  }
  .safety-banner {
    padding: 16px 18px;
  }
}

/* roulang page: category3 */
:root {
  --primary: #0D3B2E;
  --primary-deep: #092A20;
  --copper: #C29A5B;
  --copper-dark: #A9823E;
  --bg: #F7F5F0;
  --card-bg: #FFFFFF;
  --text: #1F2937;
  --text-secondary: #6B7280;
  --border: #E3E6E4;
  --success: #2E7D5B;
  --risk: #B91C1C;
  --risk-bg: #FBEDED;
  --radius-card: 10px;
  --radius-btn: 8px;
  --radius-input: 6px;
  --shadow-sm: 0 1px 3px rgba(13,59,46,0.06);
  --shadow-md: 0 4px 14px rgba(13,59,46,0.08);
  --shadow-lg: 0 8px 24px rgba(13,59,46,0.08);
  --transition: 0.2s ease;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition);
}
a:hover {
  color: var(--primary-deep);
  text-decoration: underline;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
button:active {
  transform: scale(0.98);
}
input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  border: 1px solid #D8DCDA;
  border-radius: var(--radius-input);
  padding: 10px 14px;
  background: #fff;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13,59,46,0.1);
  outline: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
}
.logo .shield-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo .shield-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--copper);
}
.logo:hover {
  text-decoration: none;
  color: var(--primary-deep);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}
.main-nav a:hover {
  color: var(--copper);
  text-decoration: none;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--copper);
  transition: width var(--transition);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}
.main-nav a.active {
  color: var(--primary);
  font-weight: 700;
}
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 360px;
  height: 100vh;
  background: var(--primary);
  z-index: 1001;
  padding: 80px 28px 32px;
  transition: right 0.3s ease;
  overflow-y: auto;
}
.mobile-drawer.open {
  right: 0;
}
.mobile-drawer a {
  display: block;
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  text-decoration: none;
}
.mobile-drawer a:hover {
  color: var(--copper);
  text-decoration: none;
}
.mobile-drawer .drawer-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--copper);
  margin-bottom: 24px;
  border-bottom: none;
}
.mobile-drawer .drawer-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
}
/* Breadcrumb & Category Hero */
.category-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  padding: 48px 0 52px;
  position: relative;
  overflow: hidden;
}
.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/98a01d044aeb25d0.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
  pointer-events: none;
}
.category-hero .container {
  position: relative;
  z-index: 1;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--copper);
  text-decoration: underline;
}
.breadcrumb .separator {
  color: rgba(255,255,255,0.45);
}
.breadcrumb .current {
  color: var(--copper);
  font-weight: 600;
}
.category-hero h1 {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.35;
  letter-spacing: 0.3px;
}
.category-hero .hero-lead {
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  max-width: 620px;
  line-height: 1.75;
}
/* Section */
.section {
  padding: 56px 0;
}
.section-alt {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  letter-spacing: 0.2px;
}
.section-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 32px;
  line-height: 1.75;
}
/* Category Overview */
.overview-card {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.overview-text h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 14px;
}
.overview-text p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-secondary);
  margin-bottom: 14px;
}
.overview-text p:last-child {
  margin-bottom: 0;
}
.overview-image {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.overview-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}
/* Article Cards */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.article-card {
  background: var(--card-bg);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--copper);
}
.article-card .article-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--copper-dark);
  background: rgba(194,154,91,0.12);
  padding: 2px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
  align-self: flex-start;
}
.article-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 10px;
  line-height: 1.5;
}
.article-card h3 a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
.article-card h3 a:hover {
  color: var(--copper);
  text-decoration: none;
}
.article-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
  flex: 1;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: #9CA3AF;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.empty-state {
  background: var(--card-bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius-card);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-secondary);
}
.empty-state p {
  margin-bottom: 0;
}
/* Process Steps */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  counter-reset: step;
}
.process-step {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px 18px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.process-step .step-number {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--copper);
  font-size: 17px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.process-step h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}
.process-step p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}
/* Topic Entry Cards */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.topic-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: block;
  text-decoration: none;
}
.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--copper);
  text-decoration: none;
}
.topic-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}
.topic-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0;
}
/* Safety Banner */
.safety-banner {
  background: var(--copper);
  border-radius: var(--radius-card);
  padding: 18px 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-sm);
}
.safety-banner .banner-icon {
  width: 36px;
  height: 36px;
  background: rgba(13,59,46,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
  font-size: 18px;
  font-weight: 700;
}
.safety-banner p {
  margin-bottom: 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary-deep);
  line-height: 1.6;
}
/* Subscribe CTA */
.subscribe-section {
  background: var(--primary);
  border-radius: var(--radius-card);
  padding: 42px 36px;
  box-shadow: var(--shadow-lg);
}
.subscribe-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}
.subscribe-text h2 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.subscribe-text p {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 0;
}
.subscribe-form {
  display: flex;
  gap: 10px;
}
.subscribe-form input {
  flex: 1;
  height: 44px;
  border-radius: var(--radius-input);
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.1);
  color: #fff;
  padding: 0 14px;
}
.subscribe-form input::placeholder {
  color: rgba(255,255,255,0.5);
}
.subscribe-form input:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(194,154,91,0.2);
}
.btn-copper {
  background: var(--copper);
  color: var(--primary-deep);
  font-weight: 700;
}
.btn-copper:hover {
  background: var(--copper-dark);
  color: #fff;
  transform: translateY(-1px);
}
.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.6);
  color: #fff;
}
.btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
  transform: translateY(-1px);
}
/* Footer */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255,255,255,0.8);
  padding: 48px 0 24px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
  gap: 36px;
  margin-bottom: 32px;
}
.footer-brand .logo {
  font-size: 18px;
  margin-bottom: 14px;
}
.footer-brand .logo .shield-icon {
  width: 32px;
  height: 32px;
  border-radius: 7px;
}
.footer-brand .logo .shield-icon svg {
  width: 18px;
  height: 18px;
}
.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 0;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--copper);
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.footer-col a {
  display: block;
  color: rgba(255,255,255,0.65);
  font-size: 13px;
  padding: 4px 0;
  text-decoration: none;
  transition: color var(--transition);
}
.footer-col a:hover {
  color: #fff;
  text-decoration: none;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.risk-tip {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0;
}
.copyright {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0;
}
/* Responsive */
@media (max-width: 1024px) {
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-steps {
    grid-template-columns: repeat(3, 1fr);
  }
  .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .mobile-overlay {
    display: block;
  }
  .mobile-drawer {
    display: block;
  }
  .category-hero h1 {
    font-size: 26px;
  }
  .overview-card {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 22px;
  }
  .article-grid {
    grid-template-columns: 1fr;
  }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .topic-grid {
    grid-template-columns: 1fr;
  }
  .subscribe-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-form input {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .section {
    padding: 40px 0;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .category-hero {
    padding: 36px 0 40px;
  }
  .category-hero h1 {
    font-size: 22px;
  }
  .section-title {
    font-size: 22px;
  }
  .process-steps {
    grid-template-columns: 1fr;
  }
  .safety-banner {
    flex-direction: column;
    text-align: center;
    padding: 16px 20px;
  }
}