/* ===== 设计变量 ===== */
:root {
  --primary: #7C5A3A;
  --primary-dark: #67492E;
  --primary-light: #9A714C;
  --secondary: #5D7A5C;
  --secondary-dark: #4A6249;
  --secondary-light: #A8C3A8;
  --bg: #F7F3EC;
  --bg-light: #FDFBF7;
  --bg-gray: #F0ECE4;
  --text: #2B2620;
  --text-secondary: #6B6258;
  --text-light: #8A7F73;
  --accent: #E8B04B;
  --accent-light: #F5D78E;
  --border: #E5DED0;
  --white: #FFFFFF;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 32px rgba(0,0,0,0.09);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

/* ===== 基础 reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}
a {
  color: var(--secondary-dark);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--secondary);
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ===== 容器 ===== */
.container {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
}
.section {
  padding: 88px 0;
  position: relative;
}
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-head .tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 30px;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 14px;
}
.section-head p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.8;
}
.section-head .head-bar {
  width: 44px;
  height: 4px;
  background: var(--accent);
  border-radius: 4px;
  margin: 0 auto 18px;
}

/* ===== 顶部信息条 ===== */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  height: 40px;
  display: flex;
  align-items: center;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar-text {
  display: flex;
  align-items: center;
  gap: 6px;
}
.topbar-link {
  color: var(--accent-light);
  font-weight: 500;
  font-size: 13px;
  white-space: nowrap;
}
.topbar-link:hover {
  color: var(--white);
  text-decoration: underline;
}
@media (max-width: 576px) {
  .topbar-text {
    font-size: 12px;
  }
  .topbar-link {
    font-size: 12px;
  }
}

/* ===== 主导航 ===== */
.main-nav {
  background: var(--bg-light);
  box-shadow: 0 1px 0 var(--border), 0 2px 10px rgba(0,0,0,0.03);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  position: relative;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-sm);
}
.brand-text {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.brand-text span {
  color: var(--primary);
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 2px;
  position: relative;
  border-bottom: 2px solid transparent;
}
.nav-link:hover {
  color: var(--primary);
  border-bottom-color: var(--accent);
}
.nav-link.active {
  color: var(--primary);
  font-weight: 600;
  border-bottom-color: var(--secondary);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 44px;
  height: 44px;
  cursor: pointer;
  padding: 10px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px auto;
  transition: var(--transition);
  border-radius: 2px;
}
.nav-toggle:hover span {
  background: var(--primary);
}
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-light);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 28px;
    gap: 6px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.09);
    border-top: 1px solid var(--border);
    display: none;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-link {
    font-size: 17px;
    padding: 10px 0;
    width: 100%;
    border-bottom: 1px solid var(--border);
  }
  .nav-link:last-child {
    border-bottom: none;
  }
}

/* ===== Hero 首屏 ===== */
.hero {
  position: relative;
  padding: 88px 0 76px;
  overflow: hidden;
  background: var(--bg);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  pointer-events: none;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg) 45%, rgba(255,255,255,0.3));
}
.hero-container {
  position: relative;
  z-index: 2;
}
.hero-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 18px;
  max-width: 700px;
}
.hero-title .highlight {
  color: var(--primary);
  position: relative;
  display: inline-block;
}
.hero-title .highlight::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 10px;
  background: var(--accent-light);
  z-index: -1;
  border-radius: 4px;
}
.hero-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 640px;
  margin-bottom: 36px;
}

/* Hero 图标矩阵 */
.hero-icons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}
.hero-icon-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.hero-icon-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--secondary-light);
}
.hero-icon {
  font-size: 18px;
}

/* Hero 状态条 */
.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--primary-dark);
  color: var(--accent-light);
  padding: 12px 24px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  flex-wrap: wrap;
}
.hero-status .dot {
  color: rgba(255,255,255,0.5);
}
@media (max-width: 768px) {
  .hero {
    padding: 60px 0 52px;
  }
  .hero-title {
    font-size: 30px;
  }
  .hero-subtitle {
    font-size: 15px;
  }
  .hero-status {
    gap: 8px;
    font-size: 13px;
    padding: 10px 16px;
  }
}
@media (max-width: 480px) {
  .hero-title {
    font-size: 26px;
  }
  .hero-icons {
    gap: 8px;
  }
  .hero-icon-item {
    padding: 8px 12px;
    font-size: 13px;
  }
}

/* ===== 痛点清单区 ===== */
.pain-points {
  background: var(--bg);
}
.pain-points .section-head {
  margin-bottom: 48px;
}
.pain-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.pain-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 20px 26px;
  border-left: 5px solid var(--accent);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.pain-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}
.pain-num {
  font-size: 16px;
  font-weight: 800;
  color: var(--primary);
  background: var(--accent-light);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.pain-item p {
  font-size: 16px;
  color: var(--text);
  line-height: 1.7;
}
.pain-divider {
  border: none;
  border-top: 2px dashed var(--border);
  max-width: 200px;
  margin: 44px auto 0;
}
@media (max-width: 576px) {
  .pain-item {
    padding: 16px 18px;
    gap: 12px;
  }
  .pain-item p {
    font-size: 15px;
  }
}

/* ===== 解决方案区 ===== */
.solutions {
  background: var(--bg-light);
}
.steps-wrap {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.step-item {
  display: flex;
  gap: 22px;
  background: var(--bg);
  border-radius: var(--radius);
  padding: 26px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  align-items: flex-start;
}
.step-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.step-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  background: var(--primary);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(124, 90, 58, 0.3);
}
.step-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.step-body p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 10px;
}
.step-highlight {
  display: inline-block;
  background: var(--accent-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
}
.step-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--secondary);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  margin-top: 10px;
}
.step-badge::before {
  content: "★";
}
@media (max-width: 576px) {
  .step-item {
    flex-direction: column;
    gap: 14px;
    padding: 20px;
  }
  .step-num {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }
}

/* ===== 成果数据区 ===== */
.results {
  background: var(--bg);
}
.result-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 960px;
  margin: 0 auto;
}
.result-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.result-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
  border-radius: var(--radius) var(--radius) 0 0;
}
.result-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.result-num {
  font-size: 44px;
  font-weight: 800;
  color: var(--primary);
  display: block;
  line-height: 1.2;
}
.result-label {
  font-size: 14px;
  color: var(--text-secondary);
  display: block;
  margin-top: 8px;
  line-height: 1.6;
}
@media (max-width: 768px) {
  .result-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .result-num {
    font-size: 34px;
  }
}
@media (max-width: 480px) {
  .result-card {
    padding: 24px 16px;
  }
  .result-num {
    font-size: 30px;
  }
}

/* ===== 相关推荐 / 焦点主题区 ===== */
.topics {
  background: var(--bg-light);
}
.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
}
.topic-card {
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.topic-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.topic-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
  background: var(--bg-gray);
}
.topic-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.topic-card:hover .topic-img img {
  transform: scale(1.04);
}
.topic-body {
  padding: 22px 24px;
  flex: 1;
}
.topic-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.4;
}
.topic-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.topic-more {
  margin-top: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.topic-more:hover {
  color: var(--secondary);
}
@media (max-width: 768px) {
  .topic-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}
@media (max-width: 520px) {
  .topic-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== 客户证言区 ===== */
.testimonials {
  background: var(--bg);
}
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
}
.testimonial-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 28px 26px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.testimonial-card::before {
  content: "“";
  font-size: 72px;
  color: var(--accent);
  opacity: 0.35;
  position: absolute;
  top: 8px;
  left: 18px;
  line-height: 1;
  font-family: Georgia, serif;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: rotate(-0.5deg) translateY(-2px);
}
.testimonial-text {
  font-size: 15px;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.testimonial-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  font-size: 13px;
  color: var(--text-secondary);
}
.testimonial-name {
  font-weight: 600;
  color: var(--text);
}
.testimonial-location {
  font-size: 12px;
  color: var(--text-light);
}
@media (max-width: 768px) {
  .testimonial-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .testimonial-card:hover {
    transform: none;
  }
}

/* ===== 资讯列表区 ===== */
.updates {
  background: var(--bg-light);
}
.post-card {
  height: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.post-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.post-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
}
.post-card-link:hover {
  color: inherit;
}
.post-card-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-gray);
}
.post-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.post-card:hover .post-card-img img {
  transform: scale(1.04);
}
.post-card-body {
  padding: 22px 24px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.post-card-tag {
  align-self: flex-start;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  background: var(--accent-light);
  padding: 3px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.post-card-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 50px;
}
.post-card-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}
.post-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-light);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.post-card-meta .read-more {
  color: var(--primary);
  font-weight: 600;
}
.post-card-meta .read-more:hover {
  color: var(--secondary);
}
.no-updates {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 42px 30px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  margin: 0 auto;
  max-width: 640px;
  position: relative;
  overflow: hidden;
}
.no-updates::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--border);
}
.no-updates p {
  color: var(--text-secondary);
  font-size: 15px;
  margin: 0;
}

/* ===== FAQ 区 ===== */
.faq {
  background: var(--bg);
}
.accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.accordion-item {
  background: var(--bg-light);
  border-radius: var(--radius) !important;
  border: none !important;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}
.accordion-item:hover {
  box-shadow: var(--shadow-md);
}
.accordion-header {
  margin: 0;
}
.accordion-button {
  background: var(--bg-light);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  padding: 18px 24px;
  border: none;
  box-shadow: none;
  display: flex;
  align-items: center;
  gap: 14px;
}
.accordion-button:not(.collapsed) {
  background: var(--bg-light);
  color: var(--primary);
}
.accordion-button:focus {
  box-shadow: none;
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.accordion-button::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%237C5A3A' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 0-.5.5v3h-3a.5.5 0 0 0 0 1h3v3a.5.5 0 0 0 1 0v-3h3a.5.5 0 0 0 0-1h-3v-3A.5.5 0 0 0 8 4z'/%3E%3C/svg%3E");
  flex-shrink: 0;
}
.accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%237C5A3A' viewBox='0 0 16 16'%3E%3Cpath d='M4 8a.5.5 0 0 1 .5-.5h7a.5.5 0 0 1 0 1h-7A.5.5 0 0 1 4 8z'/%3E%3C/svg%3E");
}
.faq-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--white);
  background: var(--primary);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.accordion-body {
  padding: 6px 60px 20px 68px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
  border-top: 1px dashed var(--border);
  background: var(--bg-light);
}
@media (max-width: 768px) {
  .accordion-button {
    font-size: 15px;
    padding: 16px 18px;
  }
  .accordion-body {
    padding: 6px 20px 16px 56px;
    font-size: 14px;
  }
}

/* ===== CTA 区 ===== */
.cta {
  background: var(--bg-light);
}
.cta-card {
  background: var(--primary-dark);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cta-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--accent);
}
.cta-card::after {
  content: "";
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.1;
}
.cta-card h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
.cta-card p {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--primary-dark);
  font-size: 15px;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: 40px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}
.btn-main:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
.btn-main:active {
  transform: scale(0.98);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  padding: 13px 30px;
  border-radius: 40px;
  border: 1.5px solid rgba(255,255,255,0.5);
  transition: var(--transition);
  cursor: pointer;
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border-color: var(--white);
}
@media (max-width: 576px) {
  .cta-card {
    padding: 40px 24px;
    border-radius: var(--radius);
  }
  .cta-card h2 {
    font-size: 24px;
  }
  .btn-main, .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}

/* ===== 页脚 ===== */
.site-footer {
  background: #241F19;
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
}
.footer-links h4,
.footer-info h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-links a {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  padding: 5px 0;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--accent-light);
  padding-left: 8px;
}
.footer-info p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-bottom p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin: 0;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ===== 通用 btn 辅助 ===== */
.btn-outline-light-custom {
  color: var(--secondary-dark);
  border-color: var(--secondary);
}
.btn-outline-light-custom:hover {
  background: var(--secondary);
  color: var(--white);
}

/* ===== 页面滚动条美化 ===== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

:root {
  --paper: #FAF7F2;
  --card: #FFFFFF;
  --paper-deep: #F1EBE1;
  --ink: #2C2722;
  --ink-2: #4E4640;
  --ink-3: #877C6F;
  --tea: #4F7F5B;
  --tea-dark: #3A6246;
  --tea-brown: #A86F39;
  --amber: #D9A648;
  --danger-bg: #FBEFEA;
  --danger-line: #E4B3A0;
  --line: #E6DFD4;
  --line-heavy: #D5CABA;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(44,41,34,.04), 0 6px 18px rgba(44,41,34,.05);
  --shadow-lg: 0 4px 12px rgba(44,41,34,.08), 0 16px 32px rgba(44,41,34,.10);
  --container-w: 1280px;
  --bs-primary: #4F7F5B;
  --bs-link-color: #4F7F5B;
  --bs-link-hover-color: #A86F39;
  --bs-btn-bg: #4F7F5B;
  --bs-btn-border-color: #4F7F5B;
  --bs-border-radius: 8px;
  --bs-navbar-toggler-border-color: #D5CABA;
  --bs-focus-ring-color: rgba(217,166,72,.35);
  --bs-body-font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--bs-body-font-family);
  background-color: var(--paper);
  background-image: repeating-linear-gradient(0deg, rgba(44,41,34,.012) 0, rgba(44,41,34,.012) 1px, transparent 1px, transparent 3px);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
}

a {
  color: var(--tea);
  text-decoration: none;
  transition: color .2s;
}

a:hover {
  color: var(--tea-brown);
}

.container {
  max-width: var(--container-w);
  padding-left: 24px;
  padding-right: 24px;
}

.btn {
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 10px 24px;
  transition: background .2s, box-shadow .2s, transform .1s, color .2s;
}

.btn-lg {
  padding: 13px 30px;
  font-size: 16px;
}

.btn-primary {
  --bs-btn-bg: var(--tea);
  --bs-btn-border-color: var(--tea);
  --bs-btn-hover-bg: var(--tea-dark);
  --bs-btn-hover-border-color: var(--tea-dark);
  --bs-btn-active-bg: var(--tea-dark);
  --bs-btn-active-border-color: var(--tea-dark);
  --bs-btn-disabled-bg: var(--tea);
  --bs-btn-disabled-border-color: var(--tea);
  background-color: var(--tea);
  border-color: var(--tea);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--tea-dark);
  border-color: var(--tea-dark);
  box-shadow: 0 6px 16px rgba(58,98,70,.25);
  color: #fff;
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 2px 6px rgba(58,98,70,.25);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--tea-dark);
  color: var(--tea-dark);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.btn-outline:hover {
  background: rgba(79,127,91,.08);
  border-color: var(--tea-dark);
  color: var(--tea-dark);
}

.btn-outline:active {
  transform: translateY(1px);
}

.btn-light {
  --bs-btn-bg: #FBF6ED;
  --bs-btn-border-color: #FBF6ED;
  --bs-btn-hover-bg: #EDE6DA;
  --bs-btn-hover-border-color: #EDE6DA;
  --bs-btn-active-bg: #E2D9CB;
  --bs-btn-active-border-color: #E2D9CB;
  background-color: #FBF6ED;
  border-color: #FBF6ED;
  color: var(--tea-dark);
}

.btn-light:hover {
  background: #F1E9DC;
  color: var(--tea-dark);
  box-shadow: 0 4px 14px rgba(0,0,0,.12);
}

.btn-outline-light {
  background: transparent;
  border: 1.5px solid rgba(251,246,237,.6);
  color: #FBF6ED;
}

.btn-outline-light:hover {
  background: rgba(255,255,255,.08);
  border-color: #FBF6ED;
  color: #FBF6ED;
}

.badge {
  font-weight: 500;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--paper-deep);
  color: var(--ink-2);
  border: 1px solid var(--line);
}

/* ---------- 顶部信息条 ---------- */
.top-bar {
  background: var(--tea-dark);
  color: #F7F1E8;
  font-size: 13px;
  height: 38px;
  display: flex;
  align-items: center;
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.top-bar-site {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-bar-link {
  color: #F7F1E8;
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 1px solid rgba(247,241,232,.35);
}

.top-bar-link:hover {
  color: #fff;
  border-bottom-color: #fff;
}

@media (max-width: 576px) {
  .top-bar-center { display: none; }
}

/* ---------- 主导航 ---------- */
.main-nav {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding-top: 0;
  padding-bottom: 0;
  position: sticky;
  top: 0;
  z-index: 1020;
  box-shadow: 0 1px 8px rgba(44,41,34,.03);
}

.main-nav .navbar-brand {
  display: flex;
  flex-direction: column;
  padding: 14px 0;
  margin-right: 32px;
}

.brand-main {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  letter-spacing: .5px;
}

.brand-main i {
  color: var(--tea);
  font-size: 18px;
  margin-right: 4px;
}

.brand-sub {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 1px;
  line-height: 1.2;
}

.main-nav .navbar-nav .nav-link {
  color: var(--ink-2);
  font-weight: 500;
  padding: 16px 14px;
  font-size: 15px;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
}

.main-nav .navbar-nav .nav-link:hover {
  color: var(--tea-brown);
}

.main-nav .navbar-nav .nav-link.active {
  color: var(--tea);
  border-bottom-color: var(--tea);
}

.nav-cta {
  margin-left: 20px;
  padding: 9px 20px;
}

.navbar-toggler {
  border-color: var(--line-heavy);
  color: var(--ink);
  padding: 8px 10px;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(217,166,72,.35);
  border-color: var(--amber);
}

.navbar-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='rgba(44,39,34,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

@media (max-width: 991px) {
  .main-nav .navbar-collapse {
    background: #fff;
    padding: 12px 0 16px;
    border-top: 1px solid var(--line);
  }
  .main-nav .navbar-nav .nav-link {
    padding: 12px 4px;
    border-bottom: none;
    border-left: 2px solid transparent;
  }
  .main-nav .navbar-nav .nav-link.active {
    border-left-color: var(--tea);
    border-bottom: none;
  }
  .nav-cta {
    margin-left: 0;
    margin-top: 10px;
    display: inline-block;
  }
}

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 64px;
  background: var(--paper);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -90px;
  width: 340px;
  height: 340px;
  background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  opacity: .05;
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 48px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--tea-brown);
  background: rgba(168,111,57,.08);
  border: 1px solid rgba(168,111,57,.18);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.32;
  color: var(--ink);
  margin-bottom: 18px;
  letter-spacing: .5px;
}

.hero h1 .highlight {
  background: linear-gradient(104deg, transparent 50%, rgba(217,166,72,.38) 50%);
  padding: 0 4px;
}

.hero-lead {
  font-size: 16px;
  color: var(--ink-2);
  max-width: 560px;
  line-height: 1.85;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-steps {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
  color: var(--ink-2);
}

.hero-steps .step-done {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 14px;
  font-weight: 500;
}

.hero-steps .step-done::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--tea);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
}

.hero-steps .step-current {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--tea-dark);
  color: #F7F1E8;
  border-radius: 999px;
  padding: 5px 14px;
  font-weight: 600;
}

.hero-steps .step-arrow {
  color: var(--line-heavy);
  font-weight: 600;
}

.hero-aside {
  position: relative;
}

.check-card {
  background: var(--card);
  border: 1px solid var(--line-heavy);
  border-left: 3px dashed var(--line-heavy);
  border-radius: 12px;
  padding: 28px 26px 22px;
  box-shadow: var(--shadow-sm);
  max-width: 420px;
  margin-left: auto;
  position: relative;
}

.tape {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%) rotate(-2deg);
  width: 76px;
  height: 22px;
  background: rgba(217,166,72,.25);
  border-left: 1px dashed rgba(168,111,57,.2);
  border-right: 1px dashed rgba(168,111,57,.2);
  border-radius: 2px;
}

.check-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.check-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
}

.check-card li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--ink-2);
  padding: 6px 0;
  line-height: 1.5;
}

.check-card li::before {
  content: "✓";
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--tea);
  color: #fff;
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.check-card-note {
  background: var(--danger-bg);
  border: 1px solid var(--danger-line);
  border-left: 3px solid var(--danger-line);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-2);
}

@media (max-width: 991px) {
  .hero { padding: 48px 0 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-aside { max-width: 100%; }
  .check-card { max-width: 100%; margin-left: 0; }
  .hero h1 { font-size: 32px; }
}

@media (max-width: 576px) {
  .hero h1 { font-size: 28px; }
  .hero-actions .btn { width: 100%; text-align: center; }
}

/* ---------- 章节编号通用 ---------- */
.section-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 36px;
}

.section-num {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 42px;
  color: var(--tea-brown);
  line-height: 1;
  font-weight: 700;
  position: relative;
  padding-right: 18px;
}

.section-num::after {
  content: "";
  position: absolute;
  right: 0;
  top: 55%;
  width: 24px;
  height: 2px;
  background: var(--tea-brown);
  opacity: .5;
}

.section-title h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 6px;
}

.section-title p {
  font-size: 15px;
  color: var(--ink-3);
  margin-bottom: 0;
}

@media (max-width: 576px) {
  .section-num { font-size: 30px; }
  .section-title h2 { font-size: 24px; }
}

/* ---------- 踩坑清单 ---------- */
.avoid-section {
  padding: 88px 0;
}

@media (max-width: 768px) {
  .avoid-section { padding: 56px 0; }
}

.avoid-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 880px;
}

.avoid-row {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--paper-deep);
  border-radius: 10px;
  padding: 18px 20px;
  transition: background .2s, box-shadow .2s;
  border: 1px solid transparent;
}

.avoid-row:hover {
  background: var(--danger-bg);
  border-color: var(--danger-line);
  box-shadow: var(--shadow-sm);
}

.stamp {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--card);
  border: 1.5px solid var(--danger-line);
  border-radius: 4px;
  font-size: 15px;
  font-weight: 700;
  color: #C0805E;
  transform: rotate(-2deg);
  line-height: 1;
}

.avoid-text {
  flex: 1;
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.6;
}

.avoid-text strong {
  color: var(--ink);
  font-weight: 600;
}

.avoid-tag {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 999px;
  color: var(--ink-2);
  background: #fff;
  border: 1px solid var(--line);
}

.avoid-tag.high {
  color: #B85F3A;
  background: var(--danger-bg);
  border-color: var(--danger-line);
}

.avoid-warning {
  margin-top: 30px;
  max-width: 880px;
  background: var(--danger-bg);
  border: 1px solid var(--danger-line);
  border-left: 3px solid var(--danger-line);
  border-radius: 8px;
  padding: 14px 20px;
  font-size: 15px;
  color: var(--ink-2);
  font-weight: 500;
}

.avoid-warning i {
  color: #C0805E;
  margin-right: 8px;
}

@media (max-width: 576px) {
  .avoid-row { flex-wrap: wrap; gap: 10px; padding: 14px 14px; }
  .avoid-text { flex-basis: calc(100% - 70px); font-size: 15px; }
  .avoid-tag { margin-left: 48px; }
}

/* ---------- 选店方法论 ---------- */
.method-section {
  padding: 88px 0;
  background: var(--paper-deep);
}

@media (max-width: 768px) {
  .method-section { padding: 56px 0; }
}

.timeline {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 34px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  border-left: 2px dashed var(--line-heavy);
}

.timeline-step {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr 180px;
  gap: 20px;
  padding: 18px 0;
}

.timeline-step .step-index {
  font-family: Georgia, serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--tea-brown);
  line-height: 1;
  padding-top: 6px;
  text-align: center;
}

.timeline-card {
  background: var(--card);
  border-radius: var(--radius);
  border-top: 3px solid var(--tea);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s;
}

.timeline-card:hover {
  box-shadow: var(--shadow-lg);
}

.timeline-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.timeline-card p {
  font-size: 15px;
  color: var(--ink-2);
  margin-bottom: 8px;
  line-height: 1.65;
}

.timeline-example {
  font-size: 13px;
  color: var(--ink-3);
}

.timeline-example i {
  color: var(--tea-brown);
  font-size: 12px;
  margin-right: 4px;
}

.step-tip {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.6;
  align-self: center;
  font-weight: 500;
}

.step-tip::before {
  content: "要点";
  display: block;
  font-size: 11px;
  color: var(--tea-brown);
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .timeline::before { left: 24px; }
  .timeline-step {
    grid-template-columns: 40px 1fr;
    gap: 14px;
  }
  .step-tip {
    grid-column: 2;
    margin-top: -6px;
  }
}

/* ---------- 对比成果 ---------- */
.result-section {
  padding: 88px 0;
}

@media (max-width: 768px) {
  .result-section { padding: 56px 0; }
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}

.compare-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 26px 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.compare-card.bad {
  border-top: 3px solid var(--line-heavy);
}

.compare-card.good {
  border-top: 3px solid var(--tea);
}

.compare-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.compare-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.compare-card li {
  display: flex;
  gap: 10px;
  padding: 9px 0;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.55;
  border-bottom: 1px dashed var(--line);
}

.compare-card li:last-child {
  border-bottom: 0;
}

.compare-card li::before {
  content: "";
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  border-radius: 50%;
}

.compare-card.bad li::before {
  border: 1.5px solid var(--line-heavy);
}

.compare-card.good li::before {
  background: var(--tea);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round' d='M4.5 8.5l2.4 2.4 4.6-5'/%3E%3C/svg%3E");
  background-size: 10px;
  background-position: center;
  background-repeat: no-repeat;
  border: none;
}

.compare-card .recommend {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--card);
  border: 1.5px solid var(--tea);
  color: var(--tea-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  transform: rotate(3deg);
}

.compare-note {
  text-align: center;
  margin-top: 32px;
  font-size: 16px;
  color: var(--ink-2);
  font-weight: 500;
}

.compare-note .highlight {
  background: linear-gradient(104deg, transparent 40%, rgba(217,166,72,.38) 40%);
  padding: 0 4px;
  font-weight: 700;
  color: var(--ink);
}

@media (max-width: 991px) {
  .compare-grid { grid-template-columns: 1fr; }
}

/* ---------- 客户证言 ---------- */
.testimonial-section {
  padding: 88px 0;
  background: var(--paper);
}

@media (max-width: 768px) {
  .testimonial-section { padding: 56px 0; }
}

.testimonial-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 30px;
  max-width: 1100px;
  margin: 0 auto;
}

.testimonial-main {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px 32px 30px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.testimonial-main .tape {
  top: -8px;
  left: 50%;
  transform: translateX(-50%) rotate(-1deg);
}

.quote-mark {
  font-family: Georgia, serif;
  font-size: 56px;
  color: var(--tea-brown);
  line-height: .7;
  position: absolute;
  top: 22px;
  left: 24px;
  opacity: .25;
  font-weight: 700;
}

.testimonial-main .t-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}

.testimonial-main .t-role {
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 16px;
}

.testimonial-main .t-text {
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.8;
  margin-bottom: 18px;
}

.testimonial-main .t-stars {
  color: var(--amber);
  font-size: 15px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.testimonial-main .t-tag {
  display: inline-block;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 13px;
  color: var(--ink-2);
}

.testimonial-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.testimonial-mini {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  flex: 1;
}

.testimonial-mini .m-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}

.testimonial-mini .m-text {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.7;
  margin-bottom: 8px;
}

.testimonial-mini .m-stars {
  color: var(--amber);
  font-size: 13px;
  letter-spacing: 1px;
}

@media (max-width: 991px) {
  .testimonial-layout { grid-template-columns: 1fr; }
}

/* ---------- CTA ---------- */
.cta-section {
  padding: 88px 0 64px;
}

@media (max-width: 768px) {
  .cta-section { padding: 56px 0 48px; }
}

.cta-card {
  background: linear-gradient(135deg, rgba(58,98,70,.94), rgba(44,76,55,.96)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border-radius: 16px;
  padding: 56px 48px;
  text-align: center;
  color: #FBF6ED;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(44,41,34,.16);
}

.cta-card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -60px;
  width: 240px;
  height: 240px;
  border: 2px solid rgba(251,246,237,.12);
  border-radius: 50%;
  pointer-events: none;
}

.cta-card h2 {
  font-size: 30px;
  font-weight: 800;
  color: #FBF6ED;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-card p {
  font-size: 16px;
  color: rgba(251,246,237,.85);
  max-width: 560px;
  margin: 0 auto 28px;
  position: relative;
  z-index: 1;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

@media (max-width: 576px) {
  .cta-card { padding: 40px 20px; }
  .cta-card h2 { font-size: 24px; }
  .cta-actions .btn { width: 100%; }
}

/* ---------- 资讯列表 ---------- */
.news-section {
  padding: 88px 0;
  background: var(--paper);
}

@media (max-width: 768px) {
  .news-section { padding: 56px 0; }
}

.news-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.news-head::before {
  content: "";
  width: 4px;
  height: 28px;
  background: var(--tea);
  border-radius: 2px;
}

.news-head h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 0;
}

.news-head .news-more {
  margin-left: auto;
  font-size: 14px;
  font-weight: 600;
}

.news-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 28px;
}

.featured-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s, border-color .25s;
  color: var(--ink);
}

.featured-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--line-heavy);
  color: var(--ink);
}

.featured-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--paper-deep);
}

.featured-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s;
}

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

.featured-cover .img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--line-heavy);
  border-radius: 0;
  color: var(--ink-3);
  font-size: 13px;
  background: var(--paper-deep);
}

.featured-content {
  padding: 20px 22px 22px;
}

.featured-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 8px;
}

.featured-content h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 8px;
}

.featured-content p {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.read-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--tea);
}

.read-more:hover {
  color: var(--tea-brown);
}

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

.news-row {
  display: flex;
  gap: 14px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  transition: box-shadow .2s, border-color .2s;
  color: var(--ink);
}

.news-row:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--line-heavy);
  color: var(--ink);
}

.news-row-thumb {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--paper-deep);
  position: relative;
}

.news-row-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-row-thumb .img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px dashed var(--line-heavy);
  border-radius: 8px;
  color: var(--ink-3);
  font-size: 11px;
  background: var(--paper-deep);
}

.news-row-body {
  min-width: 0;
  flex: 1;
}

.news-row-body h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-row-body p {
  font-size: 13px;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.news-row-meta {
  font-size: 12px;
  color: var(--ink-3);
  display: flex;
  gap: 8px;
  align-items: center;
}

.empty-state {
  grid-column: 1 / -1;
  background: var(--paper-deep);
  border: 2px dashed var(--line-heavy);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  color: var(--ink-3);
  font-size: 15px;
}

.empty-card-content {
  margin-top: 8px;
  font-size: 14px;
}

@media (max-width: 991px) {
  .news-grid { grid-template-columns: 1fr; }
}

/* ---------- FAQ ---------- */
.faq-section {
  padding: 88px 0;
  background: var(--paper-deep);
}

@media (max-width: 768px) {
  .faq-section { padding: 56px 0; }
}

.faq-list {
  max-width: 880px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}

.faq-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.faq-item h3::before {
  content: "Q";
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--tea);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  margin-top: 2px;
}

.faq-item p {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.75;
  margin-bottom: 0;
  padding-left: 34px;
}

.faq-item p::before {
  content: "A";
  display: inline-block;
  width: 0;
  margin-right: 0;
}

@media (max-width: 576px) {
  .faq-item { padding: 18px 16px; }
  .faq-item p { padding-left: 0; }
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--ink);
  color: #EDE6DA;
  padding: 64px 0 0;
}

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

.footer-brand .f-logo {
  font-size: 20px;
  font-weight: 700;
  color: #FBF6ED;
  margin-bottom: 12px;
}

.footer-brand .f-logo i {
  color: var(--amber);
  font-size: 17px;
}

.footer-brand p {
  font-size: 14px;
  color: #D8CFC0;
  line-height: 1.8;
  margin-bottom: 0;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #FBF6ED;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: #D8CFC0;
  font-size: 14px;
  transition: color .2s;
}

.footer-col a:hover {
  color: var(--amber);
  text-decoration: underline;
}

.footer-info {
  font-size: 14px;
  color: #D8CFC0;
  line-height: 1.9;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 18px 0;
  font-size: 13px;
  color: #A79B8C;
  text-align: center;
}

.footer-bottom a {
  color: #D8CFC0;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 24px; }
}

/* ---------- Focus 可访问性 ---------- */
a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ---------- 通用动画 ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-grid .hero-copy { animation: fadeUp .5s ease-out; }
.hero-grid .hero-aside { animation: fadeUp .6s ease-out .1s both; }

:root {
  --paper: #FAF7F2;
  --card: #FFFFFF;
  --paper-deep: #F1EBE1;
  --ink: #2C2722;
  --ink-2: #4E4640;
  --ink-3: #877C6F;
  --tea: #4F7F5B;
  --tea-dark: #3A6246;
  --tea-brown: #A86F39;
  --amber: #D9A648;
  --danger-bg: #FBEFEA;
  --danger-line: #E4B3A0;
  --line: #E6DFD4;
  --line-heavy: #D5CABA;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(44,41,34,.04), 0 6px 18px rgba(44,41,34,.05);
  --shadow-hover: 0 4px 12px rgba(44,41,34,.08), 0 16px 32px rgba(44,41,34,.10);
  --bs-primary: #4F7F5B;
  --bs-link-color: #4F7F5B;
  --bs-link-hover-color: #A86F39;
  --bs-btn-bg: #4F7F5B;
  --bs-btn-border-color: #4F7F5B;
  --bs-btn-hover-bg: #3A6246;
  --bs-btn-hover-border-color: #3A6246;
  --bs-btn-active-bg: #3A6246;
  --bs-btn-active-border-color: #3A6246;
  --bs-border-radius: 12px;
  --bs-navbar-toggler-border-color: transparent;
  --bs-focus-ring-color: rgba(217,166,72,.4);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; vertical-align: middle; }
.container { max-width: 1280px; padding-left: 24px; padding-right: 24px; }

/* ---------- 顶部信息条 ---------- */
.top-info-bar {
  background: var(--tea-dark);
  color: #F7F1E8;
  font-size: 13px;
  height: 40px;
  display: flex;
  align-items: center;
}
.top-info-bar .container { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.top-info-bar .top-action { color: #F7F1E8; font-weight: 500; white-space: nowrap; }
.top-info-bar .top-action:hover { color: var(--amber); }

/* ---------- 主导航 ---------- */
.main-nav {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
}
.main-nav .navbar-brand { display: flex; flex-direction: column; line-height: 1.2; padding: 0; margin: 0; }
.brand-main { font-size: 22px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.brand-main i { color: var(--tea); margin-right: 2px; }
.brand-sub { font-size: 11px; color: var(--ink-3); letter-spacing: 1px; margin-top: 2px; }
.main-nav .nav-link {
  color: var(--ink-2);
  font-weight: 500;
  font-size: 15px;
  padding: 8px 16px !important;
  position: relative;
  border-bottom: 2px solid transparent;
}
.main-nav .nav-link:hover { color: var(--tea-brown); }
.main-nav .nav-link.active { color: var(--tea); font-weight: 600; }
.main-nav .nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: -1px;
  height: 2px;
  background: var(--tea);
  border-radius: 2px;
}
.nav-cta {
  background: var(--tea);
  border-color: var(--tea);
  color: #fff;
  border-radius: 8px;
  padding: 8px 20px;
  font-weight: 600;
  font-size: 14px;
  margin-left: 16px;
  white-space: nowrap;
  transition: all .25s ease;
}
.nav-cta:hover { background: var(--tea-dark); border-color: var(--tea-dark); color: #fff; box-shadow: 0 4px 14px rgba(74,124,89,.28); }
.btn:focus, .btn:focus-visible, .nav-cta:focus { outline: 2px solid var(--amber); outline-offset: 2px; box-shadow: none; }
.navbar-toggler:focus { box-shadow: 0 0 0 2px var(--amber); outline: none; }
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(44,41,34,.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap {
  background: var(--paper-deep);
  padding: 14px 0;
  font-size: 13px;
  color: var(--ink-3);
}
.breadcrumb-wrap .breadcrumb { margin: 0; }
.breadcrumb-wrap a { color: var(--ink-3); }
.breadcrumb-wrap a:hover { color: var(--tea-brown); }
.breadcrumb-wrap .breadcrumb-item + .breadcrumb-item::before { content: "/"; color: var(--line-heavy); }
.breadcrumb-wrap .breadcrumb-item.active { color: var(--ink-2); }

/* ---------- 文章主布局 ---------- */
.article-layout { padding: 48px 0 80px; }
.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
}

/* ---------- 文章卡片 ---------- */
.article-main {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 44px;
  border: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.article-main:hover { box-shadow: var(--shadow-hover); }

/* 文章头部 */
.article-header { padding-bottom: 28px; margin-bottom: 32px; border-bottom: 1px solid var(--line); }
.article-header h1 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 14px;
  color: var(--ink);
  letter-spacing: .5px;
}
.article-summary {
  color: var(--ink-3);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 18px;
}
.article-meta { display: flex; gap: 10px; flex-wrap: wrap; }
.article-meta .meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--paper-deep);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
  border-radius: 999px;
  padding: 5px 14px;
  border: 1px solid var(--line);
}
.article-meta .meta-badge i { color: var(--tea-brown); font-size: 12px; }

/* ---------- 正文排版 ---------- */
.article-body { max-width: 760px; font-size: 16px; line-height: 1.85; color: var(--ink-2); }
.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  margin: 44px 0 16px;
  padding-left: 16px;
  border-left: 4px solid var(--tea);
  line-height: 1.4;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 30px 0 12px;
  padding-left: 14px;
  border-left: 4px solid var(--tea);
  line-height: 1.4;
}
.article-body p { margin-bottom: 1.2em; }
.article-body a { color: var(--tea); border-bottom: 1px solid rgba(79,127,91,.3); transition: all .2s; }
.article-body a:hover { color: var(--tea-brown); border-bottom-color: rgba(168,111,57,.4); }
.article-body ul, .article-body ol { margin: 20px 0; padding-left: 0; }
.article-body ul li {
  list-style: none;
  position: relative;
  padding-left: 32px;
  margin-bottom: 10px;
}
.article-body ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 3px;
  width: 20px;
  height: 20px;
  background: var(--tea);
  color: #fff;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  line-height: 20px;
}
.article-body ol { counter-reset: article-ol; }
.article-body ol li {
  list-style: none;
  position: relative;
  padding-left: 36px;
  margin-bottom: 10px;
}
.article-body ol li::before {
  counter-increment: article-ol;
  content: counter(article-ol);
  position: absolute;
  left: 0;
  top: 3px;
  width: 24px;
  height: 24px;
  background: var(--paper-deep);
  color: var(--tea-brown);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  line-height: 24px;
  border: 1px solid var(--line);
}
.article-body blockquote {
  border-left: 2px solid var(--line-heavy);
  padding: 16px 20px;
  margin: 28px 0;
  background: var(--paper-deep);
  border-radius: 0 10px 10px 0;
  color: var(--ink-2);
  font-style: normal;
}
.article-body blockquote p { margin-bottom: 0; }
.article-body mark {
  background: linear-gradient(104deg, transparent 50%, rgba(217,166,72,.38) 50%);
  color: var(--ink);
  padding: 0 4px;
}
.article-body img { border-radius: 12px; margin: 24px 0; box-shadow: var(--shadow); }
.article-body img.placeholder, .article-body img[alt=""] { background: var(--paper-deep); border: 1px dashed var(--line-heavy); }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.article-body table th, .article-body table td { border: 1px solid var(--line); padding: 10px 14px; font-size: 15px; }
.article-body table th { background: var(--paper-deep); font-weight: 700; color: var(--ink); }

/* ---------- 文章未找到 ---------- */
.article-not-found {
  text-align: center;
  padding: 60px 30px;
  background: var(--paper-deep);
  border-radius: var(--radius);
  border: 1px dashed var(--line-heavy);
}
.article-not-found i { font-size: 42px; color: var(--ink-3); display: block; margin-bottom: 16px; }
.article-not-found p { font-size: 18px; color: var(--ink-2); margin-bottom: 20px; }

/* ---------- 文章底部 ---------- */
.article-footer {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.article-footer .back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--ink-3); font-size: 14px; margin-bottom: 24px; }
.article-footer .back-link:hover { color: var(--tea-brown); }

/* ---------- 相关推荐 ---------- */
.related-section { margin-top: 48px; }
.related-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.related-title::before { content: ""; width: 4px; height: 22px; background: var(--tea); border-radius: 2px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.related-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all .28s ease;
  display: block;
}
.related-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); border-color: var(--line-heavy); }
.related-card img { width: 100%; height: 160px; object-fit: cover; display: block; }
.related-card-body { padding: 18px 18px 20px; }
.related-card-body h5 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 8px; line-height: 1.4; }
.related-card-body p { font-size: 13px; color: var(--ink-3); line-height: 1.6; margin: 0; }

/* ---------- 侧栏 ---------- */
.article-side { position: sticky; top: 24px; display: flex; flex-direction: column; gap: 24px; }
.side-cta-card {
  background: var(--tea-dark);
  color: #FBF6ED;
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.side-cta-card::before {
  content: "";
  position: absolute;
  top: -24px; right: -24px;
  width: 90px; height: 90px;
  border: 2px solid rgba(251,246,237,.12);
  border-radius: 50%;
}
.side-cta-card .cta-icon {
  width: 56px; height: 56px;
  background: rgba(251,246,237,.14);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}
.side-cta-card h4 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.side-cta-card p { font-size: 14px; line-height: 1.7; color: rgba(251,246,237,.85); margin-bottom: 20px; }
.side-cta-card .btn-light { background: #FBF6ED; color: var(--tea-dark); border: none; border-radius: 8px; font-weight: 600; padding: 10px 20px; }
.side-cta-card .btn-light:hover { background: var(--amber); color: var(--ink); }

.side-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}
.side-panel h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 18px;
  padding-left: 12px;
  border-left: 3px solid var(--tea);
  line-height: 1.3;
}
.side-post {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  transition: background .2s;
}
.side-post:last-child { border-bottom: none; }
.side-post:hover .side-post-title { color: var(--tea); }
.side-post-thumb { width: 64px; height: 64px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: var(--paper-deep); }
.side-post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.side-post-body { min-width: 0; }
.side-post-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color .2s;
}
.side-post-date { font-size: 12px; color: var(--ink-3); margin-top: 4px; display: block; }

.side-note { font-size: 13px; color: var(--ink-3); line-height: 1.7; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--ink); color: #EDE6DA; padding: 56px 0 0; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 40px; }
.footer-brand .f-logo { font-size: 20px; font-weight: 800; color: #fff; margin-bottom: 14px; }
.footer-brand .f-logo i { color: var(--amber); }
.footer-brand p { font-size: 14px; line-height: 1.8; color: #C9BFAF; margin: 0; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: #D8CFC0; font-size: 14px; transition: all .2s; }
.footer-col ul a:hover { color: var(--amber); text-decoration: underline; text-underline-offset: 4px; }
.footer-info { font-size: 14px; color: #D8CFC0; line-height: 1.8; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: #A99B89;
}

/* ---------- 响应式 ---------- */
@media (min-width: 1200px) {
  .article-body { max-width: 760px; }
}
@media (max-width: 1199px) and (min-width: 992px) {
  .article-main { padding: 36px; }
  .article-grid { gap: 28px; }
}
@media (max-width: 991px) {
  .article-grid { grid-template-columns: 1fr; }
  .article-side { position: static; }
  .related-grid { grid-template-columns: repeat(3, 1fr); }
  .main-nav .nav-cta { margin-left: 0; margin-top: 8px; }
}
@media (max-width: 767px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .top-info-bar { height: 38px; }
  .top-info-bar .top-site { display: block; font-size: 12px; }
  .article-layout { padding: 28px 0 56px; }
  .article-main { padding: 24px 20px; }
  .article-header h1 { font-size: 28px; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .article-meta { gap: 8px; }
  .article-meta .meta-badge { font-size: 12px; padding: 4px 10px; }
}
@media (max-width: 575px) {
  .article-header h1 { font-size: 26px; }
  .article-body { font-size: 15px; }
  .article-body h2 { font-size: 22px; }
  .article-body h3 { font-size: 18px; }
  .article-side .side-panel, .article-side .side-cta-card { padding: 20px; }
  .brand-main { font-size: 20px; }
}