/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --color-primary: #8B5E3C;
  --color-primary-dark: #71472A;
  --color-primary-light: #F0E6DC;
  --color-accent: #5F7A61;
  --color-accent-light: #E8EEE8;
  --color-bg: #FAF7F2;
  --color-surface: #FFFFFF;
  --color-text: #2C2620;
  --color-muted: #8C7B6B;
  --color-border: rgba(60, 40, 20, 0.08);
  --color-dark: #251E18;
  --color-dark-soft: #332A22;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-sm: 0 4px 20px rgba(60, 40, 20, 0.06);
  --shadow-md: 0 8px 32px rgba(60, 40, 20, 0.12);
  --shadow-lg: 0 16px 48px rgba(60, 40, 20, 0.16);
  --gradient-brand: linear-gradient(135deg, #8B5E3C, #5F7A61);
  --gradient-hero: linear-gradient(180deg, rgba(37, 30, 24, 0.72), rgba(60, 40, 20, 0.42));
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container-max: 1240px;
  --section-gap: 100px;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.25s ease, opacity 0.25s ease;
}

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

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

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-header .section-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  font-weight: 600;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

.section-header p {
  color: var(--color-muted);
  font-size: 1rem;
  margin-top: 16px;
  line-height: 1.8;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 1px solid transparent;
  min-height: 48px;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 6px 20px rgba(139, 94, 60, 0.25);
}

.btn-primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(139, 94, 60, 0.32);
}

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

.btn-outline {
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border-color: #fff;
}

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

.btn-light:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* ===== 徽章 ===== */
.badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.5;
}

.badge-primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge-accent {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.badge-gradient {
  background: var(--gradient-brand);
  color: #fff;
}

/* ===== 顶部导航 ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.header.scrolled {
  background: rgba(250, 247, 242, 0.96);
  box-shadow: 0 4px 20px rgba(60, 40, 20, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.logo svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

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

.logo .logo-sub {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  color: var(--color-muted);
  font-weight: 400;
  letter-spacing: 0.08em;
  display: block;
  line-height: 1.2;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav > li {
  position: relative;
}

.main-nav > li > a {
  display: block;
  padding: 10px 18px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  transition: all 0.25s ease;
}

.main-nav > li > a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.main-nav > li > a.active {
  color: #fff;
  background: var(--gradient-brand);
  box-shadow: 0 4px 14px rgba(139, 94, 60, 0.25);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-cta {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 14px rgba(139, 94, 60, 0.2);
  transition: all 0.25s ease;
  min-height: 40px;
}

.nav-cta:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 94, 60, 0.3);
}

/* Mega Menu 下拉触发 */
.mega-trigger {
  position: relative;
}

.mega-trigger > .mega-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  transition: all 0.25s ease;
}

.mega-trigger > .mega-btn:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.mega-trigger > .mega-btn .chevron {
  transition: transform 0.3s ease;
}

.mega-trigger:hover > .mega-btn .chevron,
.mega-trigger:focus-within > .mega-btn .chevron {
  transform: rotate(180deg);
}

.mega-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 520px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 28px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.3s ease;
  border: 1px solid var(--color-border);
  z-index: 100;
}

.mega-trigger:hover .mega-panel,
.mega-trigger:focus-within .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-panel-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

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

.mega-link-list li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  color: var(--color-text);
  font-size: 0.92rem;
  border-bottom: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.mega-link-list li a:hover {
  color: var(--color-primary);
  padding-left: 6px;
}

.mega-link-list li:last-child a {
  border-bottom: none;
}

.mega-link-list li a .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.mega-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  display: block;
  transition: all 0.25s ease;
  border: 1px solid var(--color-border);
}

.mega-card:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

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

.mega-card p {
  font-size: 0.82rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.mega-card .time {
  display: block;
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-top: 8px;
}

/* 汉堡按钮 */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
}

.burger:hover {
  background: var(--color-primary-light);
}

.burger span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

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

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

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

/* 移动端抽屉 */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  z-index: 999;
  padding: 100px 32px 40px;
  overflow-y: auto;
  transition: all 0.3s ease;
}

.mobile-drawer.open {
  display: block;
}

.mobile-drawer .drawer-nav a {
  display: block;
  font-size: 1.4rem;
  font-family: var(--font-serif);
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  font-weight: 600;
}

.mobile-drawer .drawer-nav a:hover {
  color: var(--color-primary);
}

.mobile-drawer .drawer-cta {
  margin-top: 28px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background: var(--color-dark);
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
}

.hero-badge .pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #9DC39A;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: #fff;
  line-height: 1.25;
  margin-bottom: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.hero h1 .divider {
  color: rgba(255, 255, 255, 0.4);
  font-weight: 300;
  margin: 0 6px;
}

.hero h1 .sub-text {
  font-size: 0.45em;
  display: block;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-sans);
  font-weight: 400;
  letter-spacing: 0.06em;
}

.hero-desc {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  line-height: 1.9;
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-badges .badge-item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-badges .badge-item strong {
  color: #fff;
  font-weight: 700;
}

/* Hero 右侧视觉 */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual .tea-card {
  width: 320px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(10px);
  text-align: center;
  position: relative;
}

.hero-visual .tea-card .ring {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(139, 94, 60, 0.7), rgba(95, 122, 97, 0.6));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  position: relative;
  border: 2px dashed rgba(255, 255, 255, 0.3);
}

.hero-visual .tea-card .ring svg {
  width: 64px;
  height: 64px;
  fill: #fff;
}

.hero-visual .tea-card h3 {
  color: #fff;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.hero-visual .tea-card p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Hero 分类导航条 */
.hero-category-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 18px 32px;
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
}

.hero-category-bar a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 6px 4px;
  position: relative;
  transition: all 0.25s ease;
}

.hero-category-bar a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.hero-category-bar a:hover {
  color: var(--color-primary);
}

.hero-category-bar a:hover::after {
  width: 100%;
}

/* ===== 指标看板 ===== */
.metrics {
  background: var(--color-bg);
}

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

.metric-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-brand);
}

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

.metric-card .number {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 700;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.metric-card .label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-top: 6px;
}

.metric-card .desc {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-top: 8px;
  line-height: 1.5;
}

/* ===== 服务矩阵 ===== */
.services {
  background: var(--color-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.35s ease;
  position: relative;
}

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

.service-card .cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

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

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

.service-card .cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(37, 30, 24, 0.35));
  pointer-events: none;
}

.service-card .card-body {
  padding: 24px 28px 28px;
}

.service-card .card-body .badge-wrap {
  margin-bottom: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.service-card .card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.service-card .card-body p {
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-card .card-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.service-card .card-meta .meta-tag {
  font-size: 0.75rem;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
}

.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
  transition: gap 0.25s ease;
}

.service-card .card-link:hover {
  gap: 10px;
  color: var(--color-primary-dark);
}

/* 大卡与小卡 */
.service-card.card-large {
  grid-column: span 2;
}

.service-card.card-large .cover {
  aspect-ratio: 16 / 8;
}

.service-card.card-small {
  grid-column: span 1;
}

/* ===== 结果对比 ===== */
.comparison {
  background: var(--color-bg);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.compare-card {
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all 0.3s ease;
}

.compare-card.negative {
  background: #F3F1EE;
  border: 1px solid rgba(60, 40, 20, 0.06);
}

.compare-card.positive {
  background: linear-gradient(135deg, rgba(240, 230, 220, 0.6), rgba(232, 238, 232, 0.6));
  border: 1px solid var(--color-primary);
  box-shadow: var(--shadow-md);
  position: relative;
}

.compare-card.positive .recommend-badge {
  position: absolute;
  top: -14px;
  left: 28px;
  background: var(--gradient-brand);
  color: #fff;
  padding: 6px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(139, 94, 60, 0.25);
}

.compare-card .compare-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 24px;
  font-family: var(--font-serif);
}

.compare-card .compare-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.compare-card.negative .compare-icon {
  background: rgba(60, 40, 20, 0.08);
  color: var(--color-muted);
}

.compare-card.positive .compare-icon {
  background: var(--accent);
  color: #fff;
}

.compare-list li {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.93rem;
  line-height: 1.6;
  color: var(--color-text);
}

.compare-list li:last-child {
  border-bottom: none;
}

.compare-list li .icon-check {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.compare-list li .icon-cross {
  color: var(--color-muted);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ===== 品牌故事 ===== */
.story {
  background: var(--color-dark);
  position: relative;
  overflow: hidden;
}

.story::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 94, 60, 0.25), transparent 70%);
}

.story .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.story-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: #fff;
  line-height: 1.35;
  margin-bottom: 24px;
}

.story-content h2 .accent-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.story-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.97rem;
  line-height: 1.9;
  margin-bottom: 20px;
}

.story-content .story-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.story-content .story-meta .item {
  text-align: center;
  padding: 16px 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.story-content .story-meta .item strong {
  display: block;
  font-size: 1.4rem;
  color: #fff;
  font-family: var(--font-serif);
}

.story-content .story-meta .item span {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.6);
}

.story-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.story-image img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.story-image .story-quote {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(37, 30, 24, 0.82);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  color: #fff;
  font-size: 0.88rem;
  line-height: 1.7;
  border-left: 3px solid var(--color-primary);
}

/* ===== 资讯区 ===== */
.news {
  background: var(--color-surface);
}

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

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

.news-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  color: var(--color-text);
}

.news-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
  border-color: var(--color-primary-light);
  color: var(--color-text);
}

.news-card .news-indicator {
  width: 4px;
  height: 44px;
  border-radius: 4px;
  background: var(--gradient-brand);
  flex-shrink: 0;
}

.news-card .news-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: 4px;
  font-family: var(--font-serif);
  transition: color 0.2s ease;
}

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

.news-card .news-excerpt {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card .news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--color-muted);
}

.news-card .news-meta .tag {
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

.news-card .arrow {
  margin-left: auto;
  color: var(--color-muted);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.news-card:hover .arrow {
  color: var(--color-primary);
  transform: translateX(4px);
}

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

/* 右侧推荐栏 */
.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 24px;
  transition: all 0.3s ease;
}

.sidebar-card:hover {
  box-shadow: var(--shadow-sm);
}

.sidebar-card h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
  position: relative;
  padding-bottom: 12px;
}

.sidebar-card h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 3px;
  border-radius: 2px;
  background: var(--gradient-brand);
}

.sidebar-card .hot-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-card .hot-list li:last-child {
  border-bottom: none;
}

.sidebar-card .hot-list li a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text);
  font-size: 0.9rem;
}

.sidebar-card .hot-list li a:hover {
  color: var(--color-primary);
}

.sidebar-card .hot-list li a .count {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.72rem;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

/* 空状态 */
.news-empty {
  text-align: center;
  padding: 48px 24px;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border);
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* ===== 保障图标条 ===== */
.guarantee {
  background: var(--color-bg);
  padding: 64px 0;
}

.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  max-width: 1000px;
  margin: 0 auto;
}

.guarantee-item {
  text-align: center;
  padding: 28px 16px;
}

.guarantee-item .guarantee-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

.guarantee-item h4 {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.guarantee-item p {
  font-size: 0.82rem;
  color: var(--color-muted);
  line-height: 1.6;
}

/* ===== FAQ ===== */
.faq {
  background: var(--color-surface);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

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

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-item.open {
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  text-align: left;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all 0.25s ease;
}

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

.faq-question .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
  font-size: 1rem;
  color: var(--color-primary);
  line-height: 1;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--gradient-brand);
  color: #fff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer .answer-inner {
  padding: 0 24px 24px;
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.85;
  background: rgba(240, 230, 220, 0.25);
  border-top: 1px solid var(--color-border);
  padding-top: 18px;
  margin-top: 0;
}

.faq-item.open .faq-answer {
  max-height: 320px;
}

/* ===== 转化表单 ===== */
.cta-section {
  background: linear-gradient(135deg, rgba(139, 94, 60, 0.9), rgba(95, 122, 97, 0.9));
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px dashed rgba(255, 255, 255, 0.15);
}

.cta-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 80px;
  padding-bottom: 80px;
}

.cta-info {
  color: #fff;
}

.cta-info h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.4;
  margin-bottom: 20px;
  font-weight: 700;
}

.cta-info p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 32px;
}

.cta-contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cta-contact .contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.9);
}

.cta-contact .contact-item .contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.cta-form-wrap {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-lg);
}

.cta-form-wrap h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-text);
  margin-bottom: 8px;
}

.cta-form-wrap .form-sub {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 28px;
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(60, 40, 20, 0.14);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 94, 60, 0.12);
  background: var(--color-surface);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  justify-content: center;
  min-height: 50px;
}

.form-tip {
  font-size: 0.78rem;
  color: var(--color-muted);
  text-align: center;
  margin-top: 16px;
  line-height: 1.6;
}

.form-success {
  display: none;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border: 1px solid rgba(95, 122, 97, 0.3);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  text-align: center;
}

.form-error {
  display: none;
  background: #FBE9E7;
  color: #B03A2E;
  border: 1px solid rgba(176, 58, 46, 0.2);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  text-align: center;
}

.form-success.show,
.form-error.show {
  display: block;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 72px 0 0;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-brand);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand .logo .logo-sub {
  color: rgba(255, 255, 255, 0.5);
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 20px;
  max-width: 340px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  transition: all 0.25s ease;
}

.footer-social a:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.footer h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.footer-links a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}

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

.footer-tags a {
  padding: 5px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  transition: all 0.25s ease;
}

.footer-tags a:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom a:hover {
  color: #fff;
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 60px;
    padding-bottom: 80px;
  }

  .hero-visual {
    display: none;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-card.card-large {
    grid-column: span 2;
  }

  .service-card.card-small {
    grid-column: span 1;
  }

  .story .container {
    grid-template-columns: 1fr;
  }

  .story-image {
    display: none;
  }

  .news-layout {
    grid-template-columns: 1fr;
  }

  .guarantee-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-section .container {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 767px) {
  :root {
    --section-gap: 56px;
  }

  .header-inner {
    height: 64px;
  }

  .main-nav,
  .nav-right .nav-cta,
  .mega-trigger {
    display: none;
  }

  .burger {
    display: flex;
  }

  .hero {
    min-height: 540px;
  }

  .hero-content {
    padding-top: 48px;
    padding-bottom: 110px;
    gap: 24px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .hero h1 .sub-text {
    font-size: 0.55em;
  }

  .hero-desc {
    font-size: 0.95rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .hero-badges {
    flex-direction: column;
  }

  .hero-category-bar {
    padding: 14px 16px;
    gap: 12px;
    overflow-x: auto;
    justify-content: flex-start;
    white-space: nowrap;
    border-radius: 20px 20px 0 0;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .metric-card {
    padding: 24px 16px;
  }

  .metric-card .number {
    font-size: 2rem;
  }

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

  .service-card.card-large,
  .service-card.card-small {
    grid-column: span 1;
  }

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

  .compare-card.positive .recommend-badge {
    left: 20px;
  }

  .story-content .story-meta {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .story-content .story-meta .item strong {
    font-size: 1.1rem;
  }

  .news-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    gap: 12px;
  }

  .news-card .news-indicator {
    width: 44px;
    height: 4px;
  }

  .news-card .arrow {
    display: none;
  }

  .guarantee-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .guarantee-item {
    padding: 20px 8px;
  }

  .cta-section .container {
    padding-top: 48px;
    padding-bottom: 48px;
    gap: 32px;
  }

  .cta-form-wrap {
    padding: 32px 24px;
  }

  .cta-contact .contact-item {
    font-size: 0.88rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }

  .mega-panel {
    display: none;
  }

  .section-header {
    margin-bottom: 36px;
  }
}

@media (max-width: 520px) {
  .metrics-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .metric-card {
    padding: 20px 12px;
    border-radius: 18px;
  }

  .metric-card .number {
    font-size: 1.7rem;
  }

  .metric-card .label {
    font-size: 0.85rem;
  }

  .metric-card .desc {
    font-size: 0.75rem;
  }

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

  .guarantee-item {
    display: flex;
    align-items: center;
    text-align: left;
    gap: 16px;
    padding: 16px 0;
  }

  .guarantee-item .guarantee-icon {
    margin: 0;
    flex-shrink: 0;
    width: 52px;
    height: 52px;
  }

  .story-content .story-meta {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    font-size: 0.75rem;
  }
}

/* roulang page: article */
:root{
  --color-primary:#8B5E3C;
  --color-primary-dark:#6F4A2D;
  --color-primary-light:#F5EDE4;
  --color-accent:#5F7A61;
  --color-accent-light:#E8EFE8;
  --color-bg:#FAF7F2;
  --color-surface:#FFFFFF;
  --color-text:#2C2620;
  --color-muted:#8C7B6B;
  --color-border:rgba(60,40,20,.08);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 4px 20px rgba(60,40,20,.06);
  --shadow-hover:0 8px 32px rgba(60,40,20,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --container:1240px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  line-height:1.8;
  font-size:1rem;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:20px}
a{color:inherit;text-decoration:none;transition:color .25s ease,opacity .25s ease}
a:hover{color:var(--color-primary)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font-family:inherit;font-size:1rem}
.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.hidden{display:none!important}

/* ===== Header ===== */
.header{
  position:sticky;top:0;z-index:1000;
  background:rgba(250,247,242,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow .3s ease,background .3s ease;
}
.header.scrolled{
  background:rgba(250,247,242,.97);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:20px;
}
.logo{
  display:flex;align-items:center;gap:12px;flex-shrink:0;
}
.logo svg{width:42px;height:42px;flex-shrink:0}
.logo span{
  font-family:var(--font-serif);
  font-size:1.25rem;
  font-weight:700;
  color:var(--color-text);
  line-height:1.2;
  letter-spacing:1px;
}
.logo .logo-sub{
  display:block;
  font-family:var(--font-sans);
  font-size:.72rem;
  font-weight:400;
  color:var(--color-muted);
  letter-spacing:2px;
}
.main-nav{
  display:flex;align-items:center;gap:8px;
}
.main-nav a{
  display:inline-block;
  padding:10px 18px;
  border-radius:var(--radius-pill);
  font-size:.95rem;
  font-weight:500;
  color:var(--color-text);
  transition:background .25s ease,color .25s ease;
}
.main-nav a:hover{
  color:var(--color-primary);
  background:var(--color-primary-light);
}
.main-nav a.active{
  background:var(--color-primary);
  color:#fff;
}
.nav-right{
  display:flex;align-items:center;gap:16px;
}
.mega-trigger{position:relative}
.mega-btn{
  display:flex;align-items:center;gap:6px;
  padding:10px 20px;
  border-radius:var(--radius-pill);
  border:1px solid var(--color-border);
  background:var(--color-surface);
  font-size:.92rem;
  font-weight:500;
  color:var(--color-text);
  transition:all .25s ease;
}
.mega-btn:hover{
  border-color:var(--color-primary);
  color:var(--color-primary);
  box-shadow:var(--shadow-sm);
}
.mega-btn .chevron{transition:transform .3s ease}
.mega-trigger:hover .chevron,
.mega-trigger.open .chevron{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;
  width:520px;
  background:var(--color-surface);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-hover);
  border:1px solid var(--color-border);
  padding:28px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .3s ease;
  z-index:100;
}
.mega-trigger:hover .mega-panel,
.mega-trigger.open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-panel-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;
}
.mega-panel-title{
  font-family:var(--font-serif);
  font-size:.95rem;
  font-weight:700;
  color:var(--color-text);
  margin-bottom:14px;
  padding-bottom:8px;
  border-bottom:2px solid var(--color-primary-light);
}
.mega-link-list li{margin-bottom:6px}
.mega-link-list a{
  display:flex;align-items:center;gap:10px;
  padding:8px 10px;
  border-radius:10px;
  font-size:.9rem;
  color:var(--color-text);
  transition:all .2s ease;
}
.mega-link-list a:hover{
  background:var(--color-primary-light);
  color:var(--color-primary);
  transform:translateX(4px);
}
.mega-link-list .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--color-primary);flex-shrink:0;
}
.mega-card{
  display:block;
  padding:16px;
  border-radius:var(--radius-md);
  background:var(--color-bg);
  transition:all .25s ease;
}
.mega-card:hover{
  background:var(--color-primary-light);
  transform:translateY(-2px);
}
.mega-card h4{
  font-size:.92rem;
  font-weight:600;
  line-height:1.5;
  margin-bottom:6px;
  color:var(--color-text);
}
.mega-card p{
  font-size:.82rem;color:var(--color-muted);
  line-height:1.6;margin-bottom:8px;
}
.mega-card .time{
  font-size:.75rem;color:var(--color-primary);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--color-border);
  background:var(--color-surface);
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:22px;height:22px;stroke:var(--color-text)}
.nav-toggle:hover{border-color:var(--color-primary)}

/* ===== Article Hero ===== */
.article-hero{
  position:relative;
  padding:70px 0 0;
  overflow:hidden;
}
.article-hero-bg{
  position:absolute;inset:0;z-index:-1;
  background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
}
.article-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(44,38,32,.82) 0%,rgba(44,38,32,.68) 60%,var(--color-bg) 100%);
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;
  gap:8px;
  margin-bottom:24px;
  font-size:.85rem;
  color:rgba(255,255,255,.72);
}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .current{color:rgba(255,255,255,.6);max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.breadcrumb .sep{opacity:.5}
.article-title-wrap{
  max-width:900px;
  padding-bottom:40px;
}
.article-title-wrap h1{
  font-family:var(--font-serif);
  font-size:clamp(1.8rem,3.5vw,2.8rem);
  font-weight:700;
  line-height:1.3;
  color:#fff;
  margin-bottom:22px;
  text-shadow:0 2px 12px rgba(0,0,0,.3);
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
}
.meta-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(6px);
  font-size:.82rem;
  color:rgba(255,255,255,.9);
}
.meta-badge svg{width:14px;height:14px;opacity:.8}
.article-cover{
  max-width:1100px;
  margin:0 auto;
}
.article-cover img{
  width:100%;
  height:auto;
  max-height:520px;
  object-fit:cover;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow:var(--shadow-hover);
}

/* ===== Article Layout ===== */
.article-layout{
  max-width:800px;
  margin:0 auto;
  padding:56px var(--gutter) 40px;
}
.article-body{
  background:var(--color-surface);
  border-radius:var(--radius-lg);
  padding:48px 52px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--color-border);
}
.article-body p{
  font-size:1rem;
  line-height:1.9;
  color:var(--color-text);
  margin-bottom:1.5em;
}
.article-body h2{
  font-family:var(--font-serif);
  font-size:1.45rem;
  font-weight:700;
  line-height:1.4;
  margin:2em 0 .8em;
  padding-left:16px;
  border-left:4px solid var(--color-primary);
}
.article-body h3{
  font-family:var(--font-serif);
  font-size:1.15rem;
  font-weight:700;
  line-height:1.5;
  margin:1.8em 0 .7em;
}
.article-body h4{
  font-size:1rem;font-weight:600;margin:1.5em 0 .5em;
}
.article-body ul,.article-body ol{
  margin:1.2em 0 1.5em;
  padding-left:1.4em;
}
.article-body ul li,.article-body ol li{
  margin-bottom:.55em;
  position:relative;
}
.article-body ul li::before{
  content:'';width:6px;height:6px;border-radius:50%;
  background:var(--color-accent);
  position:absolute;left:-18px;top:.75em;
}
.article-body ol{list-style:decimal}
.article-body ol li::before{display:none}
.article-body ol li{list-style:decimal}
.article-body blockquote{
  margin:1.8em 0;
  padding:20px 26px;
  background:var(--color-primary-light);
  border-radius:var(--radius-md);
  border-left:4px solid var(--color-primary);
  font-style:italic;
  color:var(--color-primary-dark);
  line-height:1.8;
}
.article-body blockquote p{margin:0;color:inherit}
.article-body a{
  color:var(--color-primary);
  text-decoration:underline;
  text-decoration-color:rgba(139,94,60,.3);
  text-underline-offset:4px;
}
.article-body a:hover{
  color:var(--color-primary-dark);
  text-decoration-color:var(--color-primary);
}
.article-body strong{color:var(--color-text);font-weight:600}
.article-body img{
  margin:1.8em auto;
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
}
.article-body figure{
  margin:1.8em auto;
  text-align:center;
}
.article-body figure img{margin:0 auto}
.article-body figcaption{
  font-size:.82rem;color:var(--color-muted);
  margin-top:10px;text-align:center;
}
.article-body hr{
  border:none;border-top:1px solid var(--color-border);
  margin:2.4em 0;
}

/* ===== Article CTA ===== */
.article-cta{
  margin-top:36px;
  padding:32px 36px;
  background:linear-gradient(135deg,rgba(139,94,60,.08),rgba(95,122,97,.08));
  border:1px solid rgba(139,94,60,.18);
  border-radius:var(--radius-lg);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
}
.article-cta-content h3{
  font-family:var(--font-serif);
  font-size:1.15rem;
  font-weight:700;
  color:var(--color-text);
  margin-bottom:6px;
}
.article-cta-content p{
  font-size:.9rem;
  color:var(--color-muted);
  line-height:1.6;
}
.article-cta .btn{
  flex-shrink:0;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 28px;
  border-radius:var(--radius-md);
  font-size:.95rem;
  font-weight:500;
  line-height:1.2;
  transition:all .25s ease;
  text-align:center;
  gap:8px;
}
.btn-primary{
  background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;
  box-shadow:0 6px 20px rgba(139,94,60,.25);
}
.btn-primary:hover{
  filter:brightness(1.08);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 8px 28px rgba(139,94,60,.35);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:0 3px 12px rgba(139,94,60,.2);
}
.btn-primary:focus-visible{
  outline:2px solid var(--color-primary);
  outline-offset:3px;
}
.btn-outline{
  background:transparent;
  border:1px solid var(--color-primary);
  color:var(--color-primary);
}
.btn-outline:hover{
  background:var(--color-primary);
  color:#fff;
  transform:translateY(-2px);
}

/* ===== Related Section ===== */
.related-section{
  background:var(--color-surface);
  border-top:1px solid var(--color-border);
  padding:70px 0;
}
.related-header{
  display:flex;align-items:end;justify-content:space-between;
  margin-bottom:32px;flex-wrap:wrap;gap:16px;
}
.related-header h2{
  font-family:var(--font-serif);
  font-size:clamp(1.4rem,2.5vw,1.8rem);
  font-weight:700;
  color:var(--color-text);
}
.related-header p{
  color:var(--color-muted);
  font-size:.9rem;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.related-card{
  background:var(--color-bg);
  border-radius:var(--radius-lg);
  border:1px solid var(--color-border);
  overflow:hidden;
  transition:box-shadow .3s ease,transform .3s ease;
}
.related-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.related-card .card-img{
  position:relative;overflow:hidden;aspect-ratio:16/10;
}
.related-card .card-img img{
  width:100%;height:100%;object-fit:cover;
  border-radius:0;
  transition:transform .5s ease;
}
.related-card:hover .card-img img{transform:scale(1.05)}
.related-card .card-body{
  padding:20px 22px 22px;
}
.related-card .card-tag{
  display:inline-block;
  padding:3px 12px;
  border-radius:var(--radius-pill);
  background:var(--color-primary-light);
  color:var(--color-primary-dark);
  font-size:.75rem;
  font-weight:500;
  margin-bottom:10px;
}
.related-card h3{
  font-size:1.05rem;
  font-weight:600;
  line-height:1.5;
  margin-bottom:8px;
  color:var(--color-text);
  transition:color .2s ease;
}
.related-card:hover h3{color:var(--color-primary)}
.related-card .card-excerpt{
  font-size:.85rem;
  color:var(--color-muted);
  line-height:1.65;
  margin-bottom:12px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card .card-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:.8rem;
  color:var(--color-muted);
}
.related-card .read-link{
  color:var(--color-primary);
  font-weight:500;
}
.related-card .read-link:hover{text-decoration:underline}
.related-back{
  margin-top:36px;
  text-align:center;
}

/* ===== Not Found ===== */
.not-found-section{
  padding:110px 0;
  min-height:60vh;
}
.not-found-card{
  max-width:560px;
  margin:0 auto;
  text-align:center;
  background:var(--color-surface);
  border-radius:var(--radius-lg);
  padding:60px 48px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--color-border);
}
.not-found-card .nf-icon{
  width:80px;height:80px;
  margin:0 auto 24px;
  border-radius:50%;
  background:var(--color-primary-light);
  display:flex;align-items:center;justify-content:center;
  color:var(--color-primary);
}
.not-found-card .nf-icon svg{width:36px;height:36px}
.not-found-card h2{
  font-family:var(--font-serif);
  font-size:1.5rem;
  font-weight:700;
  margin-bottom:10px;
  color:var(--color-text);
}
.not-found-card p{
  color:var(--color-muted);
  font-size:.95rem;
  margin-bottom:28px;
}

/* ===== Footer ===== */
.footer{
  background:#251E18;
  color:rgba(255,255,255,.72);
  padding:70px 0 30px;
  margin-top:auto;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand .logo span{color:#fff}
.footer-brand .logo .logo-sub{color:rgba(255,255,255,.45)}
.footer-brand > p{
  font-size:.88rem;
  line-height:1.8;
  margin:20px 0 24px;
  color:rgba(255,255,255,.58);
  max-width:400px;
}
.footer-social{
  display:flex;gap:10px;
}
.footer-social a{
  width:38px;height:38px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.7);
  transition:all .25s ease;
}
.footer-social a:hover{
  background:var(--color-primary);
  border-color:var(--color-primary);
  color:#fff;
  transform:translateY(-2px);
}
.footer h4{
  font-family:var(--font-serif);
  font-size:1rem;
  font-weight:600;
  color:#fff;
  margin-bottom:20px;
  letter-spacing:1px;
}
.footer-links li{margin-bottom:10px}
.footer-links a{
  font-size:.9rem;
  color:rgba(255,255,255,.62);
  transition:all .25s ease;
}
.footer-links a:hover{
  color:#fff;
  padding-left:4px;
}
.footer-tags{
  display:flex;flex-wrap:wrap;gap:8px;
}
.footer-tags a{
  display:inline-block;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.14);
  font-size:.82rem;
  color:rgba(255,255,255,.65);
  transition:all .25s ease;
}
.footer-tags a:hover{
  background:var(--color-accent);
  border-color:var(--color-accent);
  color:#fff;
}
.footer-bottom{
  padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:12px;
  font-size:.8rem;
  color:rgba(255,255,255,.4);
}
.footer-bottom a{color:rgba(255,255,255,.5)}
.footer-bottom a:hover{color:#fff}

/* ===== Scroll top ===== */
.scroll-top{
  position:fixed;bottom:30px;right:30px;
  width:48px;height:48px;
  border-radius:50%;
  background:var(--color-primary);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-hover);
  opacity:0;visibility:hidden;
  transform:translateY(12px);
  transition:all .3s ease;
  z-index:999;
}
.scroll-top.show{
  opacity:1;visibility:visible;transform:translateY(0);
}
.scroll-top:hover{
  filter:brightness(1.1);
  transform:translateY(-2px);
}

/* ===== Responsive ===== */
@media (max-width:1023px){
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .mega-panel{width:460px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}

@media (max-width:767px){
  :root{--gutter:16px}
  .header-inner{height:64px}
  .main-nav{
    position:fixed;top:64px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    background:var(--color-bg);
    padding:20px var(--gutter) 24px;
    border-bottom:1px solid var(--color-border);
    box-shadow:var(--shadow-hover);
    max-height:0;overflow:hidden;
    opacity:0;pointer-events:none;
    transition:all .35s ease;
    z-index:999;
  }
  .main-nav.open{
    max-height:420px;
    opacity:1;
    pointer-events:auto;
  }
  .main-nav a{
    display:block;
    padding:14px 20px;
    text-align:center;
    font-size:1.05rem;
    border-radius:var(--radius-md);
  }
  .nav-toggle{display:flex}
  .nav-right .mega-trigger{display:none}
  .mega-panel{
    position:static;
    width:auto;
    max-height:0;overflow:hidden;
    opacity:0;visibility:hidden;transform:none;
    box-shadow:none;
    border-radius:0;
    padding:0;
    transition:max-height .35s ease,opacity .3s ease,padding .3s ease;
  }
  .mega-panel.open{
    max-height:520px;
    opacity:1;visibility:visible;
    padding:20px 0;
  }
  .mega-panel-grid{grid-template-columns:1fr}
  .article-hero{padding:44px 0 0}
  .article-title-wrap h1{font-size:1.55rem;line-height:1.35}
  .article-title-wrap{padding-bottom:28px}
  .article-meta{flex-direction:column;align-items:flex-start;gap:8px}
  .article-layout{padding:36px 16px 28px}
  .article-body{padding:28px 20px}
  .article-body p{font-size:.95rem;line-height:1.85}
  .article-body h2{font-size:1.2rem}
  .article-cta{flex-direction:column;text-align:center;padding:26px 22px}
  .related-grid{grid-template-columns:1fr}
  .related-section{padding:48px 0}
  .footer-grid{grid-template-columns:1fr;gap:36px}
  .footer-bottom{flex-direction:column;text-align:center}
  .scroll-top{bottom:20px;right:20px;width:42px;height:42px}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category1 */
:root {
  --color-primary: #8B5E3C;
  --color-primary-dark: #6F4226;
  --color-primary-light: #F3E9DE;
  --color-accent: #5F7A61;
  --color-accent-light: #E8EFE6;
  --color-bg: #FAF7F2;
  --color-surface: #FFFFFF;
  --color-text: #2C2620;
  --color-muted: #8C7B6B;
  --color-border: rgba(60, 40, 20, 0.08);
  --gradient-brand: linear-gradient(135deg, #8B5E3C, #5F7A61);
  --shadow-sm: 0 2px 12px rgba(60, 40, 20, 0.05);
  --shadow-md: 0 4px 20px rgba(60, 40, 20, 0.06);
  --shadow-hover: 0 12px 36px rgba(60, 40, 20, 0.14);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-number: "Georgia", "Times New Roman", serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 1rem;
}
img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-md);
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease, opacity .2s ease;
}
a:hover {
  color: var(--color-primary);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
ul, ol {
  list-style: none;
}
input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
}

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 88px 0;
}
.section-head {
  margin-bottom: 48px;
}
.section-head.center {
  text-align: center;
}
.section-head.left {
  text-align: left;
}
.section-head .section-eyebrow {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 12px;
}
.section-head.left h2 {
  max-width: 640px;
}
.section-head p {
  color: var(--color-muted);
  font-size: 1rem;
  max-width: 560px;
  line-height: 1.7;
}
.section-head.center p {
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.2;
  padding: 13px 30px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all .25s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(139, 94, 60, 0.28);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 94, 60, 0.35);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-light {
  background: #fff;
  color: var(--color-primary);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.12);
}
.btn-light:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}
.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline-light:active {
  transform: translateY(0);
}

.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: 999px;
  line-height: 1.4;
  border: 1px solid transparent;
}
.badge.accent {
  background: var(--color-accent-light);
  color: var(--color-accent);
}
.badge.outline {
  background: transparent;
  color: var(--color-muted);
  border-color: var(--color-border);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
  color: var(--color-primary);
  font-size: 0.9rem;
  transition: all .2s ease;
}
.text-link:hover {
  color: var(--color-primary-dark);
  gap: 8px;
}

/* ========== Header ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 252, 248, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(60, 40, 20, 0.06);
  transition: background .3s ease, box-shadow .3s ease;
}
.header.scrolled {
  background: rgba(255, 252, 248, 0.96);
  box-shadow: 0 2px 20px rgba(60, 40, 20, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo svg {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}
.logo > span {
  display: flex;
  flex-direction: column;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--color-text);
  line-height: 1.2;
  letter-spacing: 0.02em;
}
.logo .logo-sub {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--color-muted);
  letter-spacing: 0.06em;
}
.main-nav {
  display: flex;
  gap: 6px;
}
.main-nav a {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--color-text);
  transition: all .2s ease;
}
.main-nav a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.main-nav a.active {
  color: #fff;
  background: var(--color-primary);
  box-shadow: 0 3px 12px rgba(139, 94, 60, 0.25);
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.mega-trigger {
  position: relative;
}
.mega-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--color-text);
  border: 1px solid rgba(60, 40, 20, 0.08);
  background: rgba(255, 255, 255, 0.6);
  transition: all .2s ease;
}
.mega-btn:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: transparent;
}
.mega-btn .chevron {
  transition: transform .25s ease;
}
.mega-trigger:hover .mega-btn .chevron,
.mega-trigger:focus-within .mega-btn .chevron {
  transform: rotate(180deg);
}
.mega-panel {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  width: 560px;
  background: #fff;
  border-radius: 20px;
  border: 1px solid rgba(60, 40, 20, 0.06);
  box-shadow: 0 16px 48px rgba(60, 40, 20, 0.14);
  padding: 26px 28px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.98);
  transition: opacity .25s ease, transform .25s ease, visibility .25s;
  z-index: 50;
}
.mega-trigger:hover .mega-panel,
.mega-trigger:focus-within .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
.mega-panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.mega-panel-title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.mega-link-list li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.92rem;
  color: var(--color-text);
  font-weight: 500;
  transition: color .2s;
}
.mega-link-list li a:hover {
  color: var(--color-primary);
}
.mega-link-list .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.6;
  flex-shrink: 0;
}
.mega-card {
  display: block;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 16px 18px;
  transition: all .2s;
}
.mega-card:hover {
  border-color: rgba(139, 94, 60, 0.3);
  box-shadow: var(--shadow-sm);
}
.mega-card h4 {
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 6px;
  color: var(--color-text);
}
.mega-card p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}
.mega-card .time {
  display: block;
  font-size: 0.78rem;
  color: #b5a594;
  margin-top: 10px;
}
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  background: #fff;
}
.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-nav {
  display: none;
}

/* ========== Category Hero ========== */
.cat-hero {
  position: relative;
  min-height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 0;
  background: var(--color-primary-dark);
}
.cat-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.45;
}
.cat-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(44, 38, 32, 0.55) 0%, rgba(44, 38, 32, 0.7) 50%, rgba(44, 38, 32, 0.85) 100%);
}
.cat-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
}
.cat-hero-pill {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 6px 20px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.cat-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.22;
  letter-spacing: 0.03em;
  margin-bottom: 18px;
}
.cat-hero p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.02rem;
  line-height: 1.8;
  margin-bottom: 34px;
}
.cat-hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== Anchor Nav ========== */
.anchor-nav-wrap {
  padding: 28px 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.anchor-nav-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 4px 4px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  justify-content: center;
  flex-wrap: wrap;
}
.anchor-nav-scroll::-webkit-scrollbar {
  display: none;
}
.anchor-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 22px;
  border-radius: 999px;
  border: 1px solid rgba(60, 40, 20, 0.1);
  background: #fff;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
  transition: all .2s ease;
}
.anchor-pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-muted);
  transition: background .2s;
}
.anchor-pill:hover {
  border-color: rgba(139, 94, 60, 0.4);
  color: var(--color-primary);
  background: var(--color-primary-light);
  transform: translateY(-2px);
}
.anchor-pill:hover .dot {
  background: var(--color-primary);
}
.anchor-pill.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(139, 94, 60, 0.3);
}
.anchor-pill.active .dot {
  background: #fff;
}

/* ========== Studio Grid ========== */
.studio-grid-section {
  background: var(--color-bg);
}
.studio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.studio-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(60, 40, 20, 0.06);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.studio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.card-large {
  grid-column: span 2;
  flex-direction: row;
  align-items: stretch;
}
.card-small {
  grid-column: span 1;
}
.card-large .card-img-wrap {
  width: 48%;
  flex-shrink: 0;
  min-height: 100%;
}
.card-large .card-body {
  padding: 34px;
  justify-content: center;
}
.card-img-wrap {
  position: relative;
  overflow: hidden;
  min-height: 220px;
}
.card-img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform .5s ease;
}
.studio-card:hover .card-img-wrap img {
  transform: scale(1.05);
}
.card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(4px);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 2;
}
.card-body {
  padding: 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.studio-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: 10px;
}
.studio-card p {
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.7;
  flex: 1;
}
.studio-card .text-link {
  margin-top: 18px;
  align-self: flex-start;
}
.card-small h3 {
  font-size: 1.08rem;
}

/* ========== Guide Section ========== */
.guide-section {
  background: #fff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}
.guide-item {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  border: 1px solid rgba(60, 40, 20, 0.06);
  transition: all .25s ease;
}
.guide-item:hover {
  background: var(--color-primary-light);
  border-color: rgba(139, 94, 60, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.guide-num {
  display: inline-block;
  font-family: var(--font-number);
  font-size: 2.1rem;
  font-weight: 600;
  color: var(--color-primary);
  opacity: 0.7;
  line-height: 1;
  margin-bottom: 18px;
}
.guide-item h3 {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
}
.guide-item p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* ========== FAQ ========== */
.faq-section {
  background: var(--color-bg);
}
.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--color-surface);
  border-radius: 20px;
  border: 1px solid rgba(60, 40, 20, 0.06);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item.active {
  box-shadow: var(--shadow-md);
}
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 26px;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  background: transparent;
  transition: background .2s;
}
.faq-question:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.faq-icon {
  font-family: var(--font-number);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform .3s ease;
  flex-shrink: 0;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-item.active .faq-answer {
  max-height: 300px;
}
.faq-answer p {
  padding: 0 26px 22px;
  color: var(--color-muted);
  font-size: 0.92rem;
  line-height: 1.8;
  background: var(--color-bg);
  border-top: 1px solid rgba(60, 40, 20, 0.04);
  padding-top: 16px;
}

/* ========== CTA ========== */
.cta-section {
  padding: 72px 0;
  background: var(--gradient-brand);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.08);
  top: -120px;
  right: -80px;
}
.cta-section::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.06);
  bottom: -90px;
  left: -50px;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 0;
}
.cta-inner h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.35;
}
.cta-inner p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  margin-bottom: 30px;
  line-height: 1.7;
}
.cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== Footer ========== */
.footer {
  background: #242019;
  color: rgba(255, 255, 255, 0.75);
  padding: 68px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 44px;
}
.footer .logo {
  margin-bottom: 18px;
}
.footer .logo > span {
  color: #fff;
}
.footer .logo .logo-sub {
  color: rgba(255, 255, 255, 0.45);
}
.footer .logo svg circle {
  stroke: rgba(255, 255, 255, 0.6);
}
.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.8;
  max-width: 360px;
  margin-top: 6px;
}
.footer-social {
  display: flex;
  gap: 14px;
  margin-top: 22px;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.65);
  transition: all .2s ease;
}
.footer-social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  transform: translateY(-3px);
}
.footer h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
.footer-links li {
  margin-bottom: 12px;
}
.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color .2s;
}
.footer-links a:hover {
  color: #fff;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom .footer-icp {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ========== Responsive ========== */
@media (max-width: 1023px) {
  .section {
    padding: 68px 0;
  }
  .studio-grid {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }
  .card-large {
    grid-column: span 2;
    flex-direction: column;
  }
  .card-large .card-img-wrap {
    width: 100%;
    min-height: 240px;
  }
  .card-small {
    grid-column: span 1;
  }
  .guide-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer-brand {
    grid-column: span 2;
  }
  .mega-panel {
    width: 480px;
  }
}

@media (max-width: 767px) {
  .header-inner {
    height: 64px;
  }
  .main-nav {
    display: none;
  }
  .nav-right {
    gap: 8px;
  }
  .mega-trigger {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .mobile-nav {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    z-index: 99;
    padding: 32px 24px;
    gap: 6px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: all .3s ease;
    overflow-y: auto;
  }
  .mobile-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .mobile-nav a {
    display: block;
    padding: 16px 18px;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text);
    border-radius: 14px;
    border: 1px solid transparent;
    transition: all .2s;
  }
  .mobile-nav a:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
  }
  .mobile-nav a.active {
    background: var(--color-primary);
    color: #fff;
  }
  .section {
    padding: 52px 0;
  }
  .cat-hero {
    min-height: 380px;
    padding: 56px 0;
  }
  .cat-hero h1 {
    font-size: 1.85rem;
  }
  .cat-hero p {
    font-size: 0.95rem;
  }
  .anchor-nav-scroll {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
  }
  .studio-grid {
    grid-template-columns: 1fr;
  }
  .card-large {
    grid-column: span 1;
  }
  .card-small {
    grid-column: span 1;
  }
  .card-large .card-img-wrap {
    min-height: 200px;
  }
  .guide-grid {
    grid-template-columns: 1fr;
  }
  .guide-item {
    padding: 26px 22px;
  }
  .faq-question {
    padding: 18px 20px;
    font-size: 0.9rem;
  }
  .faq-answer p {
    padding: 12px 20px 18px;
    font-size: 0.88rem;
  }
  .cta-inner h2 {
    font-size: 1.5rem;
  }
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  .cta-buttons .btn {
    width: 100%;
    max-width: 260px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-brand {
    grid-column: span 1;
  }
  .footer-bottom {
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }
}