/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #1D3A2A;
  --primary-dark: #132A1E;
  --accent: #B48C56;
  --accent-light: #E3CDA9;
  --bg-cream: #F7F3EA;
  --card-white: #FFFFFF;
  --text-main: #1E2A22;
  --text-sub: #5A6B5F;
  --line: rgba(29, 58, 42, 0.14);
  --line-light: rgba(255, 255, 255, 0.2);
  --radius-btn: 8px;
  --radius-card: 12px;
  --radius-img: 6px;
  --shadow-card: 0 8px 24px rgba(29, 58, 42, 0.08);
  --shadow-hover: 0 12px 32px rgba(29, 58, 42, 0.14);
  --font-serif: "Source Han Serif SC", "Noto Serif CJK SC", "SimSun", "Songti SC", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --transition: 0.22s ease;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background-color: var(--bg-cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--primary-dark);
}

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--accent-light);
  color: var(--primary-dark);
}

/* ===== Foundation 覆盖 ===== */
.grid-container {
  max-width: 1200px;
  padding-left: 24px;
  padding-right: 24px;
}

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

.button, .btn {
  font-family: var(--font-sans);
}

/* ===== 通用排版 ===== */
.section {
  padding: 96px 0;
}

.section__title {
  font-family: var(--font-serif);
  font-size: 32px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--primary);
  margin-bottom: 24px;
  font-weight: 700;
}

.section__title--center {
  text-align: center;
  margin-bottom: 48px;
}

.section__title--light {
  color: var(--bg-cream);
}

.section__text {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-sub);
  margin-bottom: 16px;
  max-width: 720px;
}

.section__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--primary);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
  transition: all var(--transition);
}
.text-link:hover {
  color: var(--primary-dark);
  border-color: var(--primary);
}
.text-link i {
  font-size: 14px;
  transition: transform var(--transition);
}
.text-link:hover i {
  transform: translateX(4px);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn--primary {
  background: var(--primary);
  color: var(--bg-cream);
}
.btn--primary:hover {
  background: var(--primary-dark);
  color: var(--bg-cream);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.btn--ghost {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--ghost:hover {
  background: var(--accent-light);
  border-color: var(--primary);
  color: var(--primary);
}
.btn--accent {
  background: var(--accent);
  color: var(--primary-dark);
}
.btn--accent:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.btn--sm {
  height: 40px;
  padding: 0 18px;
  font-size: 14px;
}
.btn--lg {
  height: 54px;
  padding: 0 36px;
  font-size: 18px;
}

/* ===== 状态条 ===== */
.status-bar {
  background: var(--primary);
  height: 36px;
  display: flex;
  align-items: center;
}
.status-bar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.status-bar__text {
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.status-bar__text i {
  color: var(--accent);
}
.status-bar__date {
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
}

/* ===== 导航 ===== */
.site-header {
  background: var(--bg-cream);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow var(--transition);
}
.site-header.is-scrolled {
  box-shadow: 0 4px 16px rgba(29, 58, 42, 0.06);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 24px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.site-logo__mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  line-height: 1;
}
.site-logo__mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid var(--accent);
  border-radius: 50%;
}
.site-logo__text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  flex: 1;
  justify-content: flex-end;
}
.site-nav__list {
  display: flex;
  align-items: center;
  gap: 6px;
}
.site-nav__item {
  position: relative;
}
.site-nav__link {
  display: block;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-main);
  border-radius: 6px;
  transition: all var(--transition);
  position: relative;
}
.site-nav__link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  opacity: 0;
  transform: scaleX(0.4);
  transition: all var(--transition);
}
.site-nav__link:hover {
  color: var(--primary);
  background: rgba(29, 58, 42, 0.04);
}
.site-nav__link:hover::after {
  opacity: 1;
  transform: scaleX(1);
}
.site-nav__item.is-active .site-nav__link {
  color: var(--primary);
  font-weight: 600;
}
.site-nav__item.is-active .site-nav__link::after {
  opacity: 1;
  transform: scaleX(1);
}
.site-header__cta {
  margin-left: 8px;
}
.site-header__toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--line);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: var(--card-white);
  transition: all var(--transition);
}
.site-header__toggle span {
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all var(--transition);
}
.site-header__toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-header__toggle.is-active span:nth-child(2) {
  opacity: 0;
}
.site-header__toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  background: var(--bg-cream);
  padding: 96px 0 80px;
  min-height: 70vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: rgba(227, 205, 169, 0.28);
  pointer-events: none;
}
.hero__content {
  position: relative;
  z-index: 1;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--accent);
  background: rgba(227, 205, 169, 0.3);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}
.hero__title {
  font-family: var(--font-serif);
  font-size: 44px;
  line-height: 1.3;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  max-width: 600px;
}
.hero__subtitle {
  font-size: 20px;
  line-height: 1.6;
  color: var(--text-sub);
  margin-bottom: 32px;
  max-width: 520px;
}
.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero__meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  color: var(--text-sub);
  font-size: 14px;
}
.hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero__meta i {
  color: var(--accent);
}
.hero__visual {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 4 / 3;
}
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== 痛点段 ===== */
.pain-points {
  background: var(--bg-cream);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.pain-points .section__title {
  font-size: 34px;
  line-height: 1.35;
}
.check-list {
  margin: 24px 0;
  display: grid;
  gap: 12px;
}
.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--text-main);
  line-height: 1.5;
}
.check-list li::before {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--card-white);
  font-size: 11px;
  line-height: 20px;
  text-align: center;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

/* ===== 解决方案 ===== */
.solution {
  background: var(--primary);
  position: relative;
  overflow: hidden;
  color: var(--bg-cream);
}
.solution::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  opacity: 0.08;
  pointer-events: none;
}
.solution .grid-container {
  position: relative;
  z-index: 1;
}
.solution__steps {
  display: grid;
  gap: 64px;
  margin-top: 48px;
  position: relative;
}
.solution__steps::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: rgba(255, 255, 255, 0.16);
}
.solution__step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  padding: 24px 32px;
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition);
}
.solution__step:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}
.solution__step:nth-child(odd) .solution__info {
  order: 1;
  text-align: right;
}
.solution__step:nth-child(odd) .solution__num-wrap {
  order: 2;
}
.solution__step:nth-child(even) .solution__info {
  order: 2;
  text-align: left;
}
.solution__step:nth-child(even) .solution__num-wrap {
  order: 1;
}
.solution__num-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}
.solution__num {
  font-family: var(--font-serif);
  font-size: 68px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  position: relative;
}
.solution__num::after {
  content: "";
  position: absolute;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(180, 140, 86, 0.4);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.solution__title {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--bg-cream);
  margin-bottom: 8px;
  font-weight: 600;
}
.solution__text {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.65;
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}
.solution__step:nth-child(odd) .solution__text {
  margin-left: auto;
}
.solution__step:nth-child(even) .solution__text {
  margin-right: auto;
}

/* ===== 数据成果带 ===== */
.stats {
  background: var(--primary-dark);
  color: var(--bg-cream);
  padding: 72px 0;
}
.stat__item {
  text-align: center;
  padding: 24px 16px;
  border-right: 1px solid var(--line-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
}
.stat__item:last-child {
  border-right: none;
}
.stat__num {
  font-family: var(--font-serif);
  font-size: 64px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: 0.02em;
}
.stat__num small {
  font-size: 28px;
  color: var(--accent-light);
}
.stat__label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.1em;
}

/* ===== 客户证言 ===== */
.testimonials {
  background: var(--bg-cream);
  margin: 48px 0;
}
.testimonial__card {
  background: var(--card-white);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  margin: 0;
}
.testimonial__card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.testimonial__quote-icon {
  font-family: var(--font-serif);
  font-size: 64px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
  display: block;
}
.testimonial__text {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-main);
  margin-bottom: 24px;
  flex: 1;
}
.testimonial__footer {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  flex-shrink: 0;
}
.testimonial__name {
  display: block;
  font-weight: 600;
  color: var(--primary);
  font-size: 15px;
}
.testimonial__role {
  display: block;
  font-size: 13px;
  color: var(--text-sub);
}

/* ===== 最新内容 ===== */
.latest {
  background: var(--accent-light);
  position: relative;
  overflow: hidden;
}
.latest .section__title {
  color: var(--primary-dark);
}
.news-card {
  background: var(--card-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  height: 100%;
}
.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.news-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: var(--text-main);
}
.news-card__link:hover {
  color: var(--text-main);
}
.news-card__cover {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.news-card__watermark {
  font-family: var(--font-serif);
  font-size: 76px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.08);
  line-height: 1;
  position: absolute;
  bottom: -12px;
  right: 8px;
}
.news-card__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--accent);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.03em;
  z-index: 1;
}
.news-card__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card__title {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 50px;
}
.news-card__excerpt {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-sub);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
  flex: 1;
}
.news-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: auto;
}
.news-card__date {
  font-size: 13px;
  color: var(--text-sub);
}
.news-card__more {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.news-card__more i {
  font-size: 12px;
}
.news-card:hover .news-card__more {
  gap: 10px;
}
.news-empty {
  border: 2px dashed rgba(29, 58, 42, 0.25);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.6);
  padding: 64px 24px;
  text-align: center;
  color: var(--text-sub);
}
.news-empty i {
  font-size: 40px;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}
.news-empty p {
  font-size: 16px;
}

/* ===== FAQ ===== */
.faq {
  background: var(--bg-cream);
}
.faq__list {
  max-width: 820px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}
.faq__item {
  background: var(--card-white);
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: all var(--transition);
}
.faq__item:hover {
  border-color: var(--accent);
}
.faq__item.is-open {
  border-color: var(--accent);
  box-shadow: var(--shadow-card);
}
.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  text-align: left;
  transition: background var(--transition);
}
.faq__question:hover {
  background: rgba(227, 205, 169, 0.12);
}
.faq__num {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  min-width: 32px;
}
.faq__qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.4;
}
.faq__icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 14px;
  transition: all var(--transition);
  background: var(--card-white);
  flex-shrink: 0;
}
.faq__item.is-open .faq__icon {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-cream);
}
.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq__answer-inner {
  padding: 0 24px 20px 72px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-sub);
}

/* ===== 最终 CTA ===== */
.cta {
  background: var(--primary);
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 96px 0;
}
.cta::before {
  content: "55";
  font-family: var(--font-serif);
  font-size: 220px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.04);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  line-height: 1;
  pointer-events: none;
  white-space: nowrap;
}
.cta .grid-container {
  position: relative;
  z-index: 1;
}
.cta__title {
  font-family: var(--font-serif);
  font-size: 36px;
  color: var(--bg-cream);
  margin-bottom: 12px;
  font-weight: 700;
}
.cta__text {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 64px 0 0;
}
.site-footer__brand {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-light);
  margin-bottom: 40px;
}
.site-logo--footer .site-logo__mark {
  background: var(--accent);
  color: var(--primary-dark);
}
.site-logo--footer .site-logo__mark::after {
  border-color: var(--primary-dark);
}
.site-logo--footer .site-logo__text {
  color: var(--bg-cream);
}
.site-footer__social {
  display: flex;
  gap: 12px;
}
.site-footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  transition: all var(--transition);
}
.site-footer__social-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(180, 140, 86, 0.1);
}
.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}
.site-footer__col h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 600;
}
.site-footer__col ul {
  display: grid;
  gap: 10px;
}
.site-footer__col a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  transition: color var(--transition);
}
.site-footer__col a:hover {
  color: var(--accent);
}
.site-footer__copyright {
  border-top: 1px solid var(--line-light);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .hero__title {
    font-size: 38px;
  }
  .solution__steps::before {
    left: 28px;
  }
  .solution__step {
    grid-template-columns: 64px 1fr;
    padding: 20px;
  }
  .solution__step:nth-child(odd) .solution__info,
  .solution__step:nth-child(even) .solution__info {
    order: 2;
    text-align: left;
  }
  .solution__step:nth-child(odd) .solution__num-wrap,
  .solution__step:nth-child(even) .solution__num-wrap {
    order: 1;
  }
  .solution__num {
    font-size: 48px;
  }
  .solution__num::after {
    width: 44px;
    height: 44px;
  }
  .site-footer__cols {
    grid-template-columns: repeat(2, 1fr);
  }
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    background: var(--bg-cream);
    box-shadow: -8px 0 32px rgba(29, 58, 42, 0.12);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 80px 32px 32px;
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 200;
    overflow-y: auto;
  }
  .site-nav.is-open {
    transform: translateX(0);
  }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .site-nav__link {
    padding: 14px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--line);
  }
  .site-nav__link::after {
    left: 0;
    right: auto;
    width: 32px;
  }
  .site-header__cta {
    margin-left: 0;
    margin-top: 24px;
    width: 100%;
  }
  .site-header__toggle {
    display: flex;
  }
  .hero {
    min-height: 60vh;
    padding: 64px 0;
  }
  .hero__visual {
    margin-top: 40px;
  }
  .section {
    padding: 64px 0;
  }
}

@media (max-width: 639px) {
  .grid-container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .site-logo__text {
    font-size: 17px;
  }
  .hero__title {
    font-size: 30px;
  }
  .hero__subtitle {
    font-size: 17px;
  }
  .hero__actions .btn {
    width: 100%;
  }
  .hero__meta {
    flex-direction: column;
    gap: 8px;
  }
  .section__title {
    font-size: 26px;
  }
  .solution__steps {
    gap: 32px;
  }
  .solution__step {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .solution__step:nth-child(odd) .solution__info,
  .solution__step:nth-child(even) .solution__info {
    order: 1;
    text-align: left;
  }
  .solution__num-wrap {
    justify-content: flex-start;
  }
  .solution__step:nth-child(odd) .solution__num-wrap,
  .solution__step:nth-child(even) .solution__num-wrap {
    order: 0;
  }
  .solution__num {
    font-size: 40px;
  }
  .stat__num {
    font-size: 40px;
  }
  .stat__num small {
    font-size: 20px;
  }
  .site-footer__cols {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .cta__title {
    font-size: 28px;
  }
  .cta__text {
    font-size: 15px;
  }
  .faq__answer-inner {
    padding-left: 56px;
  }
  .news-empty {
    padding: 40px 16px;
  }
  .site-logo__text {
    letter-spacing: 0.02em;
  }
}
@media (max-width: 420px) {
  .site-logo__mark {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }
  .site-logo__text {
    font-size: 15px;
  }
  .site-footer__cols {
    grid-template-columns: 1fr;
  }
  .stat__label {
    font-size: 12px;
  }
  .testimonial__card {
    padding: 24px 20px;
  }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --primary: #1D3A2A;
  --primary-dark: #132A1E;
  --accent: #B48C56;
  --accent-light: #E3CDA9;
  --bg: #F7F3EA;
  --card-bg: #FFFFFF;
  --text: #1E2A22;
  --text-secondary: #5A6B5F;
  --border: rgba(29, 58, 42, 0.14);
  --radius-btn: 8px;
  --radius-card: 12px;
  --shadow: 0 8px 24px rgba(29, 58, 42, 0.08);
  --shadow-hover: 0 14px 36px rgba(29, 58, 42, 0.14);
  --transition: 0.2s ease;
  --font-serif: "Source Han Serif SC", "Noto Serif CJK SC", "SimSun", serif;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

/* ===== 基础 reset ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-serif); margin: 0; line-height: 1.4; letter-spacing: 0.02em; }
p { margin: 0; }
button, input, select, textarea { font-family: var(--font-sans); }
button { cursor: pointer; }

/* ===== 容器 ===== */
.grid-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
@media screen and (max-width: 639px) {
  .grid-container { padding: 0 16px; }
}

/* ===== 按键 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.2;
  white-space: nowrap;
}
.btn--primary { background: var(--primary); color: #F7F3EA; }
.btn--primary:hover { background: var(--primary-dark); color: #FFFFFF; transform: translateY(-2px); }
.btn--primary:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn--ghost { background: transparent; border-color: var(--primary); color: var(--primary); }
.btn--ghost:hover { background: var(--accent-light); border-color: var(--primary); color: var(--primary-dark); }
.btn--accent { background: var(--accent); color: var(--primary-dark); }
.btn--accent:hover { background: var(--accent-light); color: var(--primary-dark); transform: translateY(-2px); }
.btn--sm { height: 40px; padding: 0 20px; font-size: 14px; }
.btn:active { transform: translateY(0); }

/* ===== Header 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 243, 234, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-logo__mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #E3CDA9;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.site-logo__mark::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  opacity: 0.5;
}
.site-logo__text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
}
.site-nav__list {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-nav__link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 0;
  text-decoration: none;
}
.site-nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.site-nav__link:hover {
  color: var(--primary);
}
.site-nav__link:hover::after { width: 100%; }
.site-nav__item.is-active .site-nav__link { color: var(--primary); }
.site-nav__item.is-active .site-nav__link::after { width: 100%; }
.site-header__cta { margin-left: 20px; flex-shrink: 0; }
.site-header__toggle {
  display: none;
  width: 42px;
  height: 42px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.site-header__toggle span {
  width: 18px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  display: block;
}
@media screen and (max-width: 1023px) {
  .site-header__toggle { display: flex; }
  .site-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 16px 20px 24px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow);
    z-index: 99;
  }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .site-nav__item a {
    display: block;
    font-size: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
  }
  .site-nav__item:last-child a { border-bottom: none; }
  .site-nav__item.is-active a { color: var(--primary); font-weight: 600; }
  .site-nav__item.is-active a::after { display: none; }
  .site-header__cta {
    margin: 16px 0 0;
    width: 100%;
  }
}

/* ===== 面包屑 ===== */
.breadcrumb-area {
  padding-top: 20px;
  background: var(--bg);
}
.breadcrumb-area__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}
.breadcrumb-area__list a {
  color: var(--text-secondary);
  text-decoration: none;
}
.breadcrumb-area__list a:hover { color: var(--primary); }
.breadcrumb-area__list .sep { color: var(--border); opacity: 1; }
.breadcrumb-area__list .current { color: var(--primary); font-weight: 500; }

/* ===== Hero ===== */
.page-hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 40vh;
  padding: 72px 0 56px;
  background: var(--bg);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center 30%;
  opacity: 0.18;
  z-index: 0;
}
.page-hero::after {
  content: "55";
  position: absolute;
  right: 3%;
  top: 12%;
  font-family: var(--font-serif);
  font-size: 180px;
  font-weight: 700;
  color: rgba(29, 58, 42, 0.06);
  line-height: 1;
  z-index: 0;
  pointer-events: none;
}
.page-hero__inner {
  position: relative;
  z-index: 1;
}
.page-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}
.page-hero h1 {
  font-size: 46px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}
.page-hero__sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}
@media screen and (max-width: 639px) {
  .page-hero { padding: 48px 0 40px; }
  .page-hero h1 { font-size: 34px; }
  .page-hero__sub { font-size: 16px; }
}

/* ===== 分类介绍区 ===== */
.section-intro {
  padding: 80px 0;
  background: var(--bg);
}
.intro-block__label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.intro-block__title {
  font-size: 32px;
  color: var(--text);
  margin-bottom: 20px;
}
.intro-block__text {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.8;
}
.intro-block__text strong { color: var(--primary); font-weight: 600; }

/* ===== 大列表布局 ===== */
.timeline-section {
  padding: 96px 0;
  background: var(--bg);
}
.timeline-section__header {
  text-align: center;
  margin-bottom: 56px;
}
.timeline-section__header h2 {
  font-size: 34px;
  color: var(--text);
  margin-bottom: 12px;
}
.timeline-section__header p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
}
.timeline-list__item {
  display: flex;
  align-items: center;
  gap: 56px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.timeline-list__item:first-child { border-top: 1px solid var(--border); }
.timeline-list__item:last-child { border-bottom: 1px solid var(--border); }
.timeline-list__item:hover { background: rgba(255, 255, 255, 0.6); }
.timeline-list__media {
  width: 260px;
  height: 160px;
  flex-shrink: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--primary-dark);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}
.timeline-list__item:hover .timeline-list__media {
  box-shadow: var(--shadow-hover);
}
.timeline-list__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.timeline-list__item:hover .timeline-list__media img { transform: scale(1.04); }
.timeline-list__body {
  flex: 1;
  min-width: 0;
}
.timeline-list__meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.timeline-list__date {
  font-size: 14px;
  color: var(--text-secondary);
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  border-radius: 20px;
  background: var(--accent-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.timeline-list__title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  transition: color var(--transition);
}
.timeline-list__item:hover .timeline-list__title { color: var(--primary); }
.timeline-list__excerpt {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.timeline-list__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
}
.timeline-list__link:hover { color: var(--accent); }
.timeline-list__link i { font-size: 13px; transition: transform var(--transition); }
.timeline-list__link:hover i { transform: translateX(4px); }

@media screen and (max-width: 1023px) {
  .timeline-list__item { gap: 32px; }
  .timeline-list__media { width: 220px; height: 140px; }
}
@media screen and (max-width: 639px) {
  .timeline-section { padding: 64px 0; }
  .timeline-section__header h2 { font-size: 28px; }
  .timeline-list__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 24px 0;
  }
  .timeline-list__media {
    width: 100%;
    height: 200px;
  }
  .timeline-list__title { font-size: 20px; }
}

/* ===== FAQ ===== */
.faq-section {
  padding: 96px 0;
  background: #F7F3EA;
}
.faq-section__header {
  text-align: center;
  margin-bottom: 48px;
}
.faq-section__header h2 {
  font-size: 34px;
  color: var(--text);
  margin-bottom: 12px;
}
.faq-section__header p {
  font-size: 16px;
  color: var(--text-secondary);
}
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-list__item {
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--card-bg);
  margin-bottom: 16px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
  overflow: hidden;
}
.faq-list__item:hover { box-shadow: var(--shadow-hover); }
.faq-list__item.is-open { border-color: var(--accent); }
.faq-list__item.is-open .faq-list__num { color: var(--accent); }
.faq-list__item.is-open .faq-list__q { color: var(--primary); }
.faq-list__item.is-open .faq-list__icon { transform: rotate(45deg); }
.faq-list__q {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 28px;
  cursor: pointer;
  user-select: none;
}
.faq-list__num {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}
.faq-list__title {
  flex: 1;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
}
.faq-list__icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--primary);
  transition: all var(--transition);
  flex-shrink: 0;
}
.faq-list__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 28px 0 70px;
}
.faq-list__item.is-open .faq-list__a {
  max-height: 300px;
  padding-bottom: 24px;
}
.faq-list__a p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}
@media screen and (max-width: 639px) {
  .faq-section { padding: 64px 0; }
  .faq-list__q { padding: 18px 18px; }
  .faq-list__a { padding-left: 54px; }
}

/* ===== CTA区 ===== */
.cta-section {
  padding: 96px 0;
  background: var(--primary);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "55";
  position: absolute;
  right: 2%;
  center: 8%;
  font-family: var(--font-serif);
  font-size: 200px;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
  pointer-events: none;
}
.cta-section__inner {
  text-align: center;
  position: relative;
  z-index: 1;
}
.cta-section h2 {
  font-family: var(--font-serif);
  font-size: 38px;
  color: #F7F3EA;
  margin-bottom: 16px;
}
.cta-section p {
  font-size: 18px;
  color: rgba(247, 243, 234, 0.75);
  max-width: 500px;
  margin: 0 auto 36px;
}
.cta-section .btn-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
@media screen and (max-width: 639px) {
  .cta-section { padding: 64px 0; }
  .cta-section h2 { font-size: 30px; }
  .cta-section p { font-size: 16px; }
  .cta-section .btn-group { flex-direction: column; align-items: center; }
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(247, 243, 234, 0.72);
  font-size: 14px;
  padding: 64px 0 0;
}
.site-footer__brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(247, 243, 234, 0.12);
}
.site-footer .site-logo__text { color: #F7F3EA; }
.site-footer .site-logo__mark { background: rgba(247, 243, 234, 0.9); color: var(--primary); }
.site-footer__social {
  display: flex;
  gap: 12px;
}
.site-footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(247, 243, 234, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(247, 243, 234, 0.8);
  font-size: 16px;
  transition: all var(--transition);
}
.site-footer__social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary-dark);
}
.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  padding: 48px 0 40px;
}
.site-footer__col h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: #F7F3EA;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.site-footer__col ul li { margin-bottom: 12px; }
.site-footer__col ul a {
  color: rgba(247, 243, 234, 0.62);
  text-decoration: none;
  transition: all var(--transition);
  font-size: 14px;
}
.site-footer__col ul a:hover { color: var(--accent); }
.site-footer__col p {
  color: rgba(247, 243, 234, 0.55);
  font-size: 14px;
  line-height: 1.8;
}
.site-footer__copyright {
  border-top: 1px solid rgba(247, 243, 234, 0.1);
  padding: 24px 0;
  text-align: center;
  color: rgba(247, 243, 234, 0.48);
  font-size: 13px;
}
@media screen and (max-width: 1023px) {
  .site-footer__cols { grid-template-columns: repeat(2, 1fr); gap: 40px; }
}
@media screen and (max-width: 639px) {
  .site-footer { padding-top: 48px; }
  .site-footer__brand-row { flex-direction: column; gap: 20px; }
  .site-footer__cols { grid-template-columns: 1fr 1fr; gap: 32px; }
  .site-footer__copyright { font-size: 12px; padding: 20px 0; }
}

/* ===== 通用区块工具 ===== */
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
.section-head .section-head__label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}
.section-head .section-head__title {
  font-size: 34px;
  color: var(--text);
  margin-bottom: 12px;
}
.section-head .section-head__desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== 响应式辅助 ===== */
@media screen and (max-width: 639px) {
  .page-hero { min-height: auto; }
  .timeline-section, .faq-section { padding: 60px 0; }
  .section-head__title { font-size: 28px; }
  h1 { font-size: 32px; }
}
@media screen and (min-width: 640px) and (max-width: 1023px) {
  .page-hero__badge { margin-bottom: 14px; }
  .timeline-list__item { gap: 28px; }
}

/* roulang page: article */
:root {
  --primary: #1D3A2A;
  --primary-dark: #132A1E;
  --accent: #B48C56;
  --accent-light: #E3CDA9;
  --bg: #F7F3EA;
  --card: #FFFFFF;
  --text: #1E2A22;
  --text-light: #5A6B5F;
  --line: rgba(29, 58, 42, 0.14);
  --font-title: "Source Han Serif SC", "Noto Serif CJK SC", "Noto Serif SC", "Songti SC", SimSun, serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", sans-serif;
  --radius-btn: 8px;
  --radius-card: 12px;
  --radius-img: 6px;
  --radius-tag: 20px;
  --shadow-card: 0 8px 24px rgba(29, 58, 42, 0.08);
  --shadow-hover: 0 14px 32px rgba(29, 58, 42, 0.14);
  --space: 96px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.grid-container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }
@media (max-width: 639px) {
  .grid-container { padding-left: 16px; padding-right: 16px; }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(247, 243, 234, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s ease;
}
.site-header.is-scrolled { box-shadow: 0 8px 24px rgba(29, 58, 42, 0.08); }
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.site-logo__mark {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 700;
  box-shadow: inset 0 0 0 3px rgba(227, 205, 169, 0.35);
  flex-shrink: 0;
}
.site-logo__mark::after {
  content: '';
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(227, 205, 169, 0.55);
  border-radius: 50%;
}
.site-logo__text {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.site-logo--footer .site-logo__mark { background: var(--accent); color: var(--primary-dark); box-shadow: inset 0 0 0 3px rgba(19, 42, 30, 0.3); }
.site-logo--footer .site-logo__text { color: #fff; }
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav__list { display: flex; align-items: center; gap: 28px; }
.site-nav__link {
  display: inline-block;
  padding: 8px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  line-height: 1.4;
}
.site-nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--accent);
  transition: right .25s ease;
}
.site-nav__link:hover { color: var(--primary); }
.site-nav__link:hover::after { right: 0; }
.site-nav__item.is-active .site-nav__link { color: var(--primary); font-weight: 600; }
.site-nav__item.is-active .site-nav__link::after { right: 0; }
.site-header__cta { margin-left: 8px; }
.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  padding: 10px;
  flex-shrink: 0;
}
.site-header__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}
.site-header__toggle.is-active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.site-header__toggle.is-active span:nth-child(2) { opacity: 0; }
.site-header__toggle.is-active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .22s ease;
  text-align: center;
  white-space: nowrap;
}
.btn--primary { background: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(29, 58, 42, 0.22); }
.btn--primary:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn--ghost { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn--ghost:hover { background: var(--accent-light); color: var(--primary-dark); }
.btn--ghost:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn--accent { background: var(--accent); color: var(--primary-dark); }
.btn--accent:hover { background: var(--accent-light); color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(180, 140, 86, 0.28); }
.btn--accent:focus { outline: 2px solid var(--primary); outline-offset: 2px; }
.btn--sm { height: 40px; padding: 0 20px; font-size: 14px; }

.tag {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 16px;
  border-radius: var(--radius-tag);
  font-size: 13px;
  font-weight: 500;
  background: var(--accent-light);
  color: var(--primary-dark);
  white-space: nowrap;
}
.tag--accent {
  background: var(--accent);
  color: #fff;
}
.tag--outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--primary);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-light);
}
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb__sep { opacity: 0.6; }
.breadcrumb__current { color: var(--primary); font-weight: 500; }

.article-hero {
  background: linear-gradient(120deg, rgba(19, 42, 30, 0.88), rgba(29, 58, 42, 0.72)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color: #fff;
  padding: 72px 0 64px;
  position: relative;
}
.article-hero__inner {
  max-width: 860px;
  margin: 0 auto;
}
.article-hero .breadcrumb {
  margin-bottom: 28px;
}
.article-hero .breadcrumb a { color: rgba(255, 255, 255, 0.72); }
.article-hero .breadcrumb a:hover { color: var(--accent-light); }
.article-hero .breadcrumb__current { color: var(--accent-light); }
.article-hero__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.article-hero__date {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
}
.article-hero h1 {
  font-family: var(--font-title);
  font-size: 42px;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}
.article-hero__summary {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.86);
  border-left: 3px solid var(--accent);
  padding-left: 20px;
  margin-bottom: 0;
}
@media (max-width: 639px) {
  .article-hero { padding: 48px 0 40px; }
  .article-hero h1 { font-size: 28px; }
  .article-hero__summary { font-size: 16px; }
}

.article-wrap {
  background: var(--bg);
  padding: 64px 0 24px;
}
.article-main {
  max-width: 780px;
  margin: 0 auto;
}
.article-cover {
  border-radius: var(--radius-img);
  overflow: hidden;
  margin-bottom: 40px;
  box-shadow: var(--shadow-card);
}
.article-cover img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.article-figure-caption {
  display: block;
  text-align: center;
  font-size: 13px;
  color: var(--text-light);
  padding: 10px 0 0;
}

.article-content {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
}
.article-content p { margin-bottom: 1.2em; }
.article-content h2 {
  font-family: var(--font-title);
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  margin: 1.8em 0 0.8em;
  line-height: 1.4;
}
.article-content h3 {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin: 1.8em 0 0.7em;
  line-height: 1.4;
}
.article-content blockquote {
  background: var(--accent-light);
  border-left: 3px solid var(--accent);
  padding: 18px 24px;
  margin: 24px 0;
  border-radius: 0 8px 8px 0;
  font-family: var(--font-title);
  font-size: 17px;
  color: var(--primary-dark);
}
.article-content img {
  border-radius: var(--radius-img);
  margin: 24px 0 8px;
  width: 100%;
  height: auto;
}
.article-content ul, .article-content ol {
  margin: 0 0 1.2em 1.4em;
}
.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li { margin-bottom: 0.5em; }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin: 24px 0;
}
.article-content th,
.article-content td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 15px;
}
.article-content th {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}
.article-content tr:last-child td { border-bottom: none; }
.article-content code {
  background: var(--accent-light);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 14px;
  color: var(--primary-dark);
}
.article-content a { text-decoration: underline; text-underline-offset: 4px; }

.article-bottom {
  max-width: 780px;
  margin: 48px auto 0;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.article-bottom__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.link-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--primary);
}
.link-back i { transition: transform .2s ease; }
.link-back:hover i { transform: translateX(-4px); }
.link-back:hover { color: var(--accent); }

.related-section {
  background: var(--accent-light);
  padding: 72px 0 88px;
  margin-top: 48px;
}
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
.section-head .eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-head h2 {
  font-family: var(--font-title);
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
}
.section-head p {
  margin-top: 10px;
  color: var(--text-light);
  font-size: 15px;
}
.content-card {
  background: var(--card);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .25s ease, box-shadow .25s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.content-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.content-card__media {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--primary);
  position: relative;
}
.content-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.content-card:hover .content-card__media img { transform: scale(1.05); }
.content-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.content-card__title {
  font-family: var(--font-title);
  font-size: 18px;
  line-height: 1.5;
  margin: 12px 0 10px;
  font-weight: 700;
}
.content-card__title a { color: var(--text); }
.content-card__title a:hover { color: var(--primary); }
.content-card__summary {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.content-card__meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-light);
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.content-card__link {
  font-weight: 600;
  color: var(--primary);
  font-size: 14px;
}
.content-card__link:hover { color: var(--accent); }

.cta-section {
  background: var(--primary-dark);
  color: #fff;
  padding: 80px 0;
  text-align: center;
}
.cta-section h2 {
  font-family: var(--font-title);
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.cta-section p {
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 32px;
  font-size: 16px;
}

.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.82);
  padding: 64px 0 0;
  font-size: 14px;
}
.site-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.site-footer__social {
  display: flex;
  gap: 12px;
}
.site-footer__social a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.24);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  transition: all .22s ease;
}
.site-footer__social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary-dark);
}
.site-footer__grid {
  padding: 40px 0 32px;
}
.site-footer__col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.03em;
}
.site-footer__col ul li {
  margin-bottom: 10px;
}
.site-footer__col ul a {
  color: rgba(255, 255, 255, 0.78);
  transition: color .2s ease;
}
.site-footer__col ul a:hover { color: var(--accent-light); }
.site-footer__desc {
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.8;
}
.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.site-footer__domain {
  letter-spacing: 0.05em;
}

.not-found {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
}
.not-found p {
  font-family: var(--font-title);
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
}
.not-found .btn { min-width: 160px; }

@media (max-width: 1023px) {
  .site-header__toggle { display: flex; }
  .site-header__inner { height: 68px; }
  .site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(247, 243, 234, 0.98);
    padding: 88px 24px 32px;
    transform: translateX(100%);
    transition: transform .3s ease;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    z-index: 999;
    overflow-y: auto;
  }
  .site-nav.is-open { transform: translateX(0); }
  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 0;
  }
  .site-nav__item { width: 100%; }
  .site-nav__link {
    display: block;
    width: 100%;
    padding: 15px 0;
    font-size: 18px;
    border-bottom: 1px solid var(--line);
    line-height: 1.6;
  }
  .site-nav__link::after { display: none; }
  .site-nav__item.is-active .site-nav__link {
    color: var(--accent);
    padding-left: 12px;
  }
  .site-header__cta {
    margin: auto 0 0;
    width: 100%;
    height: 48px;
  }
}
@media (max-width: 639px) {
  .site-logo__text { font-size: 17px; }
  .site-logo__mark { width: 36px; height: 36px; font-size: 16px; }
  .article-hero h1 { font-size: 26px; }
  .section-head h2 { font-size: 24px; }
  .cta-section h2 { font-size: 26px; }
  .site-footer__grid { padding-bottom: 16px; }
  .site-footer__col { margin-bottom: 24px; }
  .site-footer__bottom {
    justify-content: center;
    text-align: center;
  }
  .content-card__body { padding: 18px; }
}
@media (max-width: 520px) {
  .article-bottom { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; }
}

/* roulang page: category2 */
:root {
  --color-primary: #1D3A2A;
  --color-primary-dark: #132A1E;
  --color-accent: #B48C56;
  --color-accent-light: #E3CDA9;
  --color-bg: #F7F3EA;
  --color-card: #FFFFFF;
  --color-text: #1E2A22;
  --color-text-weak: #5A6B5F;
  --color-border: rgba(29,58,42,0.14);
  --radius-btn: 8px;
  --radius-card: 12px;
  --radius-img: 6px;
  --shadow-card: 0 8px 24px rgba(29,58,42,0.08);
  --shadow-card-hover: 0 14px 32px rgba(29,58,42,0.14);
  --transition: 200ms ease;
  --font-serif: "Source Han Serif SC","Noto Serif CJK SC","STSong","SimSun",serif;
  --font-sans: -apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  line-height: 1.4;
  margin: 0 0 0.5em;
  color: var(--color-text);
}
p { margin: 0 0 1em; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition), background-color var(--transition), border-color var(--transition); }
a:hover { color: var(--color-accent); }
img { max-width: 100%; display: block; height: auto; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; }
.grid-container { max-width: 1200px !important; padding-left: 24px !important; padding-right: 24px !important; }
@media (max-width: 640px) {
  .grid-container { padding-left: 16px !important; padding-right: 16px !important; }
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  border: 1px solid transparent;
  text-align: center;
  white-space: nowrap;
  gap: 8px;
}
.btn--primary { background: var(--color-primary); color: #F7F3EA !important; border-color: var(--color-primary); }
.btn--primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(29,58,42,0.22); color: #FFFFFF !important; }
.btn--ghost { background: transparent; color: var(--color-primary) !important; border-color: var(--color-primary); }
.btn--ghost:hover { background: var(--color-accent-light); border-color: var(--color-primary); transform: translateY(-2px); }
.btn--accent { background: var(--color-accent); color: var(--color-primary) !important; border-color: var(--color-accent); }
.btn--accent:hover { background: var(--color-accent-light); border-color: var(--color-accent-light); transform: translateY(-2px); }
.btn--sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* Header */
.site-header {
  background: rgba(247,243,234,0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.site-logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-accent-light);
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  border: 2px solid var(--color-accent);
  transition: transform var(--transition);
}
.site-logo:hover .site-logo__mark { transform: rotate(-6deg); }
.site-logo__text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}
.site-nav__list { display: flex; align-items: center; gap: 28px; }
.site-nav__link {
  position: relative;
  display: inline-block;
  padding: 10px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-weak);
  transition: color var(--transition);
}
.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition);
}
.site-nav__link:hover { color: var(--color-primary); }
.site-nav__link:hover::after { transform: scaleX(1); }
.site-nav__item.is-active .site-nav__link { color: var(--color-primary); font-weight: 600; }
.site-nav__item.is-active .site-nav__link::after { transform: scaleX(1); }
.site-header__cta { margin-left: 12px; }
.site-header__toggle {
  display: none;
  width: 42px; height: 42px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0;
}
.site-header__toggle span {
  display: block;
  width: 18px; height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.site-header__toggle:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
@media (max-width: 860px) {
  .site-header__inner { height: 68px; }
  .site-nav {
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: var(--color-bg);
    padding: 20px 24px 28px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 16px 32px rgba(29,58,42,0.10);
    display: none;
    z-index: 99;
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }
  .site-nav.is-open { display: block; }
  .site-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav__item { border-bottom: 1px solid rgba(29,58,42,0.08); }
  .site-nav__link { display: block; padding: 16px 4px; font-size: 16px; }
  .site-nav__link::after { display: none; }
  .site-header__cta { display: none; }
  .site-header__toggle { display: flex; }
}

/* 面包屑 */
.breadcrumb-wrap {
  padding: 16px 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb {
  font-size: 14px;
  color: var(--color-text-weak);
  margin: 0;
}
.breadcrumb a { color: var(--color-text-weak); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb .sep { margin: 0 8px; color: rgba(29,58,42,0.3); }
.breadcrumb .current { color: var(--color-primary); font-weight: 600; }

/* 矮版 Hero */
.category-hero {
  padding: 80px 0 76px;
  background-color: var(--color-primary);
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  position: relative;
}
.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(19,42,30,0.88) 0%, rgba(29,58,42,0.76) 100%);
}
.category-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}
.category-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 16px;
  border: 1px solid rgba(179,140,86,0.55);
  border-radius: 20px;
  color: var(--color-accent-light);
  font-size: 13px;
  letter-spacing: 0.04em;
  background: rgba(29,58,42,0.3);
  margin-bottom: 18px;
}
.category-hero h1 {
  font-size: 44px;
  color: #FFFFFF;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
  line-height: 1.3;
}
.category-hero p {
  font-size: 18px;
  color: rgba(247,243,234,0.82);
  margin-bottom: 0;
  line-height: 1.8;
}
@media (max-width: 640px) {
  .category-hero { padding: 56px 0 48px; }
  .category-hero h1 { font-size: 32px; }
  .category-hero p { font-size: 16px; }
}

/* 分类介绍区 */
.category-intro { padding: 96px 0; background: var(--color-bg); }
.category-intro h2 { font-size: 32px; margin-bottom: 24px; letter-spacing: 0.02em; }
.category-intro p { font-size: 16px; color: var(--color-text-weak); margin-bottom: 16px; line-height: 1.8; }
.category-intro__media {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 4 / 3;
  position: relative;
}
.category-intro__media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.category-intro__media::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 8px;
  pointer-events: none;
}
@media (max-width: 640px) {
  .category-intro, .category-grid, .category-faq { padding: 64px 0; }
  .category-intro h2, .section-head h2 { font-size: 28px; }
}

/* 卡片网格区 */
.category-grid { padding: 96px 0; background: var(--color-card); }
.section-head { text-align: center; margin-bottom: 56px; }
.section-head h2 { font-size: 34px; margin-bottom: 12px; letter-spacing: 0.02em; }
.section-head p { color: var(--color-text-weak); font-size: 16px; margin-bottom: 0; }
.service-card {
  background: var(--color-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.service-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
  background: var(--color-primary);
}
.service-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.service-card:hover .service-card__media img { transform: scale(1.05); }
.service-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(19,42,30,0) 55%, rgba(19,42,30,0.28) 100%);
  pointer-events: none;
}
.service-card__body {
  padding: 24px 24px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-card__tag {
  align-self: flex-start;
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  background: var(--color-accent-light);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.service-card__body h3 {
  font-size: 21px;
  line-height: 1.5;
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}
.service-card__body p {
  color: var(--color-text-weak);
  font-size: 14px;
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  transition: color var(--transition), gap var(--transition);
}
.service-card__link:hover { color: var(--color-accent); gap: 10px; }
.service-card__link svg { width: 14px; height: 14px; }
@media (max-width: 640px) {
  .section-head { margin-bottom: 36px; }
  .service-card__body { padding: 20px 20px 24px; }
  .service-card__body h3 { font-size: 19px; }
}

/* FAQ 区 */
.category-faq { padding: 96px 0; background: var(--color-bg); }
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-item.is-open { box-shadow: var(--shadow-card); border-color: rgba(29,58,42,0.22); }
.faq-item__question {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-serif);
}
.faq-item__question:focus-visible { outline: 2px solid var(--color-accent); outline-offset: -2px; border-radius: var(--radius-card); }
.faq-num {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  min-width: 32px;
}
.faq-item__question h4 {
  font-size: 18px;
  margin: 0;
  flex: 1;
  font-weight: 600;
}
.faq-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  background: var(--color-primary);
  transition: transform var(--transition), opacity var(--transition);
}
.faq-icon::before { width: 14px; height: 2px; transform: translate(-50%, -50%); }
.faq-icon::after { width: 2px; height: 14px; transform: translate(-50%, -50%); }
.faq-item.is-open .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-item__answer {
  display: none;
  padding: 0 24px 24px 76px;
  color: var(--color-text-weak);
  font-size: 15px;
  line-height: 1.8;
}
.faq-item.is-open .faq-item__answer { display: block; }
@media (max-width: 640px) {
  .faq-item__answer { padding-left: 24px; }
  .faq-item__question { padding: 16px 18px; }
  .faq-item__question h4 { font-size: 16px; }
  .faq-num { min-width: 24px; }
}

/* CTA 区 */
.category-cta {
  padding: 88px 0;
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}
.category-cta::after {
  content: "55";
  position: absolute;
  right: -30px; bottom: -60px;
  font-family: var(--font-serif);
  font-size: 200px;
  color: rgba(247,243,234,0.06);
  line-height: 1;
  pointer-events: none;
}
.category-cta__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.category-cta h2 {
  color: #FFFFFF;
  font-size: 30px;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.category-cta p {
  color: rgba(247,243,234,0.82);
  font-size: 16px;
  margin-bottom: 28px;
}
.category-cta__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.category-cta .btn--ghost { color: #F7F3EA !important; border-color: rgba(247,243,234,0.55); }
.category-cta .btn--ghost:hover { background: rgba(247,243,234,0.12); border-color: #F7F3EA; }
@media (max-width: 640px) {
  .category-cta { padding: 64px 0; }
  .category-cta__actions { flex-direction: column; align-items: stretch; max-width: 280px; margin: 0 auto; }
}

/* 页脚 */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(247,243,234,0.7);
  padding: 64px 0 0;
}
.site-footer__brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(247,243,234,0.12);
  margin-bottom: 40px;
  gap: 20px;
  flex-wrap: wrap;
}
.site-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.site-footer__logo .site-logo__mark {
  background: transparent;
  border-color: var(--color-accent);
  width: 40px;
  height: 40px;
  font-size: 16px;
}
.site-footer__logo .site-logo__text { color: #F7F3EA; font-size: 18px; }
.site-footer__social { display: flex; gap: 10px; }
.site-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(247,243,234,0.2);
  color: rgba(247,243,234,0.7);
  font-size: 13px;
  transition: border-color var(--transition), color var(--transition), background-color var(--transition);
}
.site-footer__social a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(247,243,234,0.06);
}
.site-footer__links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  padding-bottom: 48px;
}
.site-footer__links h4 {
  color: #F7F3EA;
  font-size: 15px;
  margin-bottom: 16px;
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.site-footer__links ul li { margin-bottom: 10px; }
.site-footer__links a {
  color: rgba(247,243,234,0.65);
  font-size: 14px;
  transition: color var(--transition);
}
.site-footer__links a:hover { color: var(--color-accent); }
.site-footer__copy {
  border-top: 1px solid rgba(247,243,234,0.12);
  padding: 20px 0 22px;
  text-align: center;
  font-size: 14px;
  color: rgba(247,243,234,0.5);
}
.site-footer__copy a { color: rgba(247,243,234,0.65); }
.site-footer__copy a:hover { color: var(--color-accent); }
@media (max-width: 860px) {
  .site-footer__links { grid-template-columns: repeat(2, 1fr); gap: 28px; }
}
@media (max-width: 640px) {
  .site-footer { padding-top: 48px; }
  .site-footer__brand { flex-direction: column; align-items: flex-start; }
  .site-footer__links { grid-template-columns: 1fr 1fr; gap: 24px; padding-bottom: 32px; }
  .site-footer__copy { font-size: 13px; }
}

/* 通用间距工具 */
.spacer-sm { height: 24px; }
.spacer-md { height: 48px; }
.spacer-lg { height: 96px; }

/* roulang page: category3 */
:root {
  --green-900: #132A1E;
  --green-800: #1D3A2A;
  --green-700: #2A4A38;
  --gold-500: #B48C56;
  --gold-300: #E3CDA9;
  --cream-50: #F7F3EA;
  --white: #FFFFFF;
  --ink-900: #1E2A22;
  --ink-600: #5A6B5F;
  --line: rgba(29, 58, 42, 0.14);
  --font-serif: "Source Han Serif SC", "Noto Serif CJK SC", "SimSun", serif;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 20px;
  --shadow-card: 0 8px 24px rgba(29, 58, 42, 0.08);
  --shadow-hover: 0 12px 32px rgba(29, 58, 42, 0.14);
  --transition: all 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-900);
  background: var(--cream-50);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--green-800);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--green-900);
}

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

ul, ol {
  list-style: none;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--green-900);
  line-height: 1.3;
  margin-bottom: 0.6em;
  letter-spacing: 0.02em;
}

h1 { font-size: 46px; }
h2 { font-size: 32px; }
h3 { font-size: 21px; }
h4 { font-size: 18px; }

p {
  margin-bottom: 1.2em;
  letter-spacing: 0.01em;
}

section {
  position: relative;
}

.grid-container {
  max-width: 1200px;
}

.narrow {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold-500);
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 6px;
  margin-bottom: 16px;
}

.eyebrow--light {
  color: var(--gold-300);
}

.section-lead {
  font-size: 18px;
  color: var(--ink-600);
  max-width: 640px;
  line-height: 1.6;
  margin-bottom: 40px;
}

/* ===== 状态条 ===== */
.status-bar {
  background: var(--green-900);
  color: var(--cream-50);
  font-size: 13px;
}

.status-bar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 36px;
}

.status-bar__badge {
  display: inline-block;
  padding: 2px 14px;
  border: 1px solid var(--gold-500);
  color: var(--gold-300);
  border-radius: var(--radius-pill);
  font-size: 12px;
  line-height: 1.8;
  white-space: nowrap;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 243, 234, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(29, 58, 42, 0.06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo__mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--green-800);
  color: var(--gold-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  border: 1px solid rgba(180, 140, 86, 0.5);
  box-shadow: inset 0 0 0 3px rgba(180, 140, 86, 0.18);
}

.site-logo__text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--green-800);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0;
}

.site-nav__link {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-600);
  padding: 8px 0;
  position: relative;
  transition: var(--transition);
}

.site-nav__link:hover {
  color: var(--green-900);
}

.site-nav__item.is-active .site-nav__link {
  color: var(--green-900);
  font-weight: 600;
}

.site-nav__item.is-active::after {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gold-500);
  margin: 2px auto 0;
  border-radius: 2px;
}

.site-header__cta {
  flex-shrink: 0;
}

.site-header__toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}

.site-header__toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--green-800);
  border-radius: 2px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 26px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--green-800);
  color: var(--cream-50);
}

.btn--primary:hover {
  background: var(--green-900);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(29, 58, 42, 0.18);
}

.btn--ghost {
  background: transparent;
  color: var(--green-800);
  border-color: rgba(29, 58, 42, 0.4);
}

.btn--ghost:hover {
  background: var(--gold-300);
  color: var(--green-900);
  border-color: transparent;
}

.btn--gold {
  background: var(--gold-500);
  color: var(--green-900);
}

.btn--gold:hover {
  background: var(--gold-300);
  color: var(--green-900);
  transform: translateY(-2px);
}

.btn--sm {
  height: 40px;
  padding: 0 18px;
  font-size: 14px;
}

.btn:focus-visible,
.site-header__toggle:focus-visible,
.faq-item__header:focus-visible {
  outline: 2px solid var(--gold-500);
  outline-offset: 2px;
}

/* ===== Hero ===== */
.page-hero {
  position: relative;
  min-height: 44vh;
  display: flex;
  align-items: center;
  padding: 72px 0 64px;
  background: linear-gradient(120deg, rgba(29, 58, 42, 0.06) 0%, rgba(247, 243, 234, 0.88) 60%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  border-bottom: 1px solid var(--line);
}

.page-hero__content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: 46px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.page-hero__lead {
  font-size: 19px;
  color: var(--ink-600);
  max-width: 560px;
  line-height: 1.6;
  margin-bottom: 0;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  margin-bottom: 28px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 14px;
  color: var(--ink-600);
  margin: 0;
  padding: 0;
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: rgba(29, 58, 42, 0.3);
}

.breadcrumb a {
  color: var(--ink-600);
}

.breadcrumb a:hover {
  color: var(--green-900);
}

.breadcrumb [aria-current="page"] {
  color: var(--green-800);
  font-weight: 600;
}

/* ===== 档案介绍 ===== */
.archive-intro {
  padding: 88px 0 96px;
  background: var(--cream-50);
}

.archive-intro h2 {
  font-size: 32px;
}

.archive-intro p {
  color: var(--ink-600);
  font-size: 16px;
  margin-bottom: 1em;
}

.blockquote {
  background: var(--gold-300);
  border-left: 3px solid var(--gold-500);
  padding: 28px 32px;
  margin: 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-900);
}

.blockquote cite {
  display: block;
  margin-top: 14px;
  font-style: normal;
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--ink-600);
}

/* ===== 档案条目 ===== */
.archive-sheet {
  padding: 88px 0 96px;
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.archive-list {
  border-top: 1px solid var(--line);
}

.archive-entry {
  display: grid;
  grid-template-columns: 120px 1fr 130px;
  gap: 32px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
  scroll-margin-top: 96px;
}

.archive-entry__year {
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--gold-500);
  font-weight: 700;
  line-height: 1.2;
}

.archive-entry__body h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.archive-entry__body p {
  font-size: 15px;
  color: var(--ink-600);
  margin-bottom: 0;
  line-height: 1.7;
}

.archive-entry__meta {
  justify-self: end;
  background: var(--gold-300);
  color: var(--green-900);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  display: inline-block;
  align-self: start;
  white-space: nowrap;
}

/* ===== 配图 ===== */
.archive-feature {
  padding: 88px 0 96px;
  background: var(--cream-50);
}

.archive-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--green-800);
  box-shadow: var(--shadow-card);
}

.archive-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.archive-figure figcaption {
  padding: 16px 24px;
  font-size: 14px;
  color: var(--ink-600);
  background: var(--white);
  line-height: 1.6;
}

/* ===== 深度读本 ===== */
.archive-reading {
  padding: 96px 0;
  background: var(--green-800);
  color: rgba(247, 243, 234, 0.82);
}

.archive-reading h2,
.archive-reading h3 {
  color: #ffffff;
}

.archive-reading h2 {
  font-size: 32px;
  margin-bottom: 18px;
}

.archive-reading h3 {
  font-size: 20px;
  margin-top: 36px;
  margin-bottom: 12px;
}

.archive-reading p {
  color: rgba(247, 243, 234, 0.82);
  font-size: 16px;
  margin-bottom: 1.2em;
}

.archive-reading .blockquote--light {
  background: rgba(227, 205, 169, 0.12);
  border-left-color: var(--gold-500);
  color: var(--gold-300);
  font-family: var(--font-serif);
  margin: 32px 0;
}

.archive-reading .blockquote--light p {
  color: var(--gold-300);
  margin-bottom: 0;
}

/* ===== 证言 ===== */
.testimonial-section {
  padding: 88px 0 96px;
  background: var(--cream-50);
}

.testimonial-section .grid-x {
  margin-top: 8px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.testimonial__quote {
  font-size: 56px;
  font-family: var(--font-serif);
  color: var(--gold-500);
  line-height: 1;
  margin-bottom: 6px;
}

.testimonial__text {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-900);
  flex: 1;
  margin-bottom: 18px;
}

.testimonial__footer {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

.testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--green-800);
  color: var(--gold-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 16px;
  flex-shrink: 0;
}

.testimonial__name {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--green-800);
}

.testimonial__role {
  display: block;
  font-size: 13px;
  color: var(--ink-600);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 88px 0 96px;
  background: var(--white);
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 0;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}

.faq-item__header h3 {
  font-size: 18px;
  margin: 0;
  font-family: var(--font-serif);
  color: var(--green-900);
}

.faq-item__icon {
  font-size: 28px;
  color: var(--gold-500);
  font-family: var(--font-serif);
  line-height: 1;
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item__body p {
  padding-bottom: 22px;
  padding-right: 40px;
  color: var(--ink-600);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

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

.faq-item.is-open .faq-item__header h3 {
  color: var(--green-900);
}

/* ===== CTA ===== */
.cta-light {
  padding: 72px 0;
  background: var(--gold-300);
  text-align: center;
}

.cta-light h2 {
  color: var(--green-900);
  font-size: 30px;
  margin-bottom: 10px;
}

.cta-light p {
  color: var(--green-700);
  font-size: 16px;
  margin-bottom: 28px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.cta-light__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--green-900);
  color: rgba(247, 243, 234, 0.74);
  padding: 64px 0 28px;
}

.site-footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(247, 243, 234, 0.12);
}

.site-logo--footer .site-logo__text {
  color: var(--cream-50);
}

.site-logo--footer .site-logo__mark {
  background: var(--green-800);
}

.site-footer__desc {
  max-width: 360px;
  font-size: 14px;
  line-height: 1.7;
  margin: 8px 0 0;
  color: rgba(247, 243, 234, 0.6);
}

.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid rgba(247, 243, 234, 0.12);
}

.site-footer__col h4 {
  color: var(--cream-50);
  font-size: 15px;
  font-family: var(--font-sans);
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.site-footer__col a {
  display: block;
  color: rgba(247, 243, 234, 0.68);
  font-size: 14px;
  padding: 5px 0;
}

.site-footer__col a:hover {
  color: var(--gold-300);
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(247, 243, 234, 0.48);
}

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .site-header__toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: min(340px, 100%);
    height: 100vh;
    background: var(--cream-50);
    padding: 88px 28px 32px;
    transform: translateX(100%);
    transition: transform 0.28s ease;
    box-shadow: none;
    z-index: 99;
    overflow-y: auto;
    border-left: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .site-nav.is-open {
    transform: none;
    box-shadow: -8px 0 40px rgba(29, 58, 42, 0.16);
  }

  .site-nav__list {
    flex-direction: column;
    gap: 0;
    margin-bottom: 28px;
  }

  .site-nav__item {
    border-bottom: 1px solid var(--line);
  }

  .site-nav__item:first-child {
    border-top: 1px solid var(--line);
  }

  .site-nav__link {
    font-size: 17px;
    padding: 15px 8px;
    color: var(--ink-600);
  }

  .site-nav__item.is-active::after {
    display: none;
  }

  .site-nav__item.is-active .site-nav__link {
    color: var(--green-900);
    font-weight: 700;
    border-bottom: 2px solid var(--gold-500);
  }

  .site-header__cta {
    width: 100%;
    margin-top: auto;
    margin-bottom: 16px;
  }

  body.nav-open {
    overflow: hidden;
  }

  .page-hero {
    min-height: 38vh;
  }

  .archive-entry {
    grid-template-columns: 100px 1fr;
    gap: 20px;
  }

  .archive-entry__meta {
    grid-column: 2;
    justify-self: start;
  }

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

@media (max-width: 640px) {
  h1 { font-size: 34px; }
  h2 { font-size: 26px; }

  .page-hero {
    padding: 52px 0 48px;
    min-height: auto;
  }

  .page-hero h1 {
    font-size: 36px;
  }

  .page-hero__lead {
    font-size: 17px;
  }

  .archive-intro,
  .archive-sheet,
  .archive-feature,
  .testimonial-section,
  .faq-section {
    padding: 64px 0 72px;
  }

  .archive-reading {
    padding: 72px 0;
  }

  .archive-entry {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .archive-entry__meta {
    grid-column: 1;
  }

  .blockquote {
    padding: 22px 24px;
    font-size: 17px;
  }

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

  .site-footer {
    padding: 48px 0 24px;
  }

  .site-footer__cols {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .site-footer__top {
    flex-direction: column;
  }

  .site-logo__text {
    font-size: 18px;
  }
}

@media (max-width: 520px) {
  .status-bar__inner {
    flex-direction: column;
    gap: 2px;
    padding-top: 6px;
    padding-bottom: 6px;
  }

  .status-bar__badge {
    font-size: 12px;
  }

  .btn {
    width: 100%;
  }

  .site-header__cta {
    width: 100%;
  }

  .site-footer__cols {
    grid-template-columns: 1fr;
  }

  .site-footer__bottom {
    justify-content: center;
    text-align: center;
  }
}