:root {
  --primary: #5F7D5C;
  --primary-dark: #456044;
  --primary-light: #E8EFE4;
  --accent: #A97B50;
  --accent-light: #F0E6D8;
  --bg-body: #F7F5F0;
  --bg-card: #FFFFFF;
  --bg-deep: #3E3A35;
  --text-heading: #2D2A26;
  --text-body: #5A574F;
  --text-muted: #979187;
  --border-line: #E5DED2;
  --shadow-card: 0 4px 16px rgba(80, 70, 55, 0.06), 0 1px 4px rgba(80, 70, 55, 0.04);
  --shadow-hover: 0 10px 30px rgba(80, 70, 55, 0.1), 0 2px 8px rgba(80, 70, 55, 0.06);
  --radius-card: 16px;
  --radius-btn: 48px;
  --radius-img: 14px;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

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

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-body);
  background: var(--bg-body);
  -webkit-font-smoothing: antialiased;
}
@media (max-width: 1024px) {
  body { font-size: 15px; }
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--primary-dark); }
ul, ol, li { list-style: none; }
h1, h2, h3, h4, h5, h6 { color: var(--text-heading); line-height: 1.3; font-weight: 600; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
}

.section {
  padding: 88px 0;
}
@media (max-width: 640px) {
  .section { padding: 52px 0; }
}

.section-head {
  margin-bottom: 44px;
}
.section-head .section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--accent);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-head .section-tag::before {
  content: "";
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.section-head h2 {
  font-size: clamp(22px, 2.5vw, 30px);
  margin-bottom: 10px;
}
.section-head .section-desc {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 680px;
}
.section-head.center {
  text-align: center;
}
.section-head.center .section-tag {
  justify-content: center;
}
.section-head.center .section-tag::before,
.section-head.center .section-tag::after {
  content: "";
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.section-head.center .section-desc {
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-main);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  text-align: center;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(69, 96, 68, 0.25);
}
.btn-primary:active {
  background: #344d35;
  transform: translateY(0);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary-dark);
}
.btn-light:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
@media (max-width: 360px) {
  .btn { padding: 12px 20px; font-size: 14px; width: 100%; justify-content: center; }
}

/* Tags & Pills */
.tag-pill {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 32px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
}
.tag-pill.accent {
  background: var(--accent-light);
  color: var(--accent);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 245, 240, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(95, 125, 92, 0.3);
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}
.brand-text strong {
  font-size: 17px;
  color: var(--text-heading);
  font-weight: 700;
  letter-spacing: .5px;
}
.brand-text small {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 1px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-body);
  position: relative;
  padding: 6px 0;
  transition: color .25s ease;
}
.nav-link:hover {
  color: var(--primary);
}
.nav-link.active {
  color: var(--primary-dark);
  font-weight: 600;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}
.btn-nav {
  padding: 10px 24px;
  font-size: 14px;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 32px;
  height: 32px;
  cursor: pointer;
  position: relative;
  z-index: 110;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--text-heading);
  border-radius: 2px;
  position: absolute;
  left: 4px;
  transition: all .3s ease;
}
.nav-toggle span { top: 50%; transform: translateY(-50%); }
.nav-toggle span::before { content: ""; top: -8px; }
.nav-toggle span::after { content: ""; top: 8px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { transform: rotate(45deg); top: 0; }
.nav-toggle.open span::after { transform: rotate(-45deg); top: 0; }
@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    border-bottom: 0 solid var(--border-line);
    transition: all .35s ease;
    box-shadow: 0 10px 30px rgba(80, 70, 55, 0.06);
  }
  .main-nav.open {
    max-height: 320px;
    padding: 16px 24px 24px;
    border-bottom-width: 1px;
  }
  .main-nav .nav-link {
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-line);
  }
  .main-nav .nav-link.active::after { display: none; }
  .btn-nav { margin-top: 16px; }
}

/* Hero */
.hero {
  position: relative;
  padding: 108px 0 84px;
  background-size: cover;
  background-position: center;
  background-color: var(--primary-dark);
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(120deg, rgba(45, 42, 38, 0.88) 0%, rgba(45, 42, 38, 0.72) 55%, rgba(69, 96, 68, 0.45) 100%);
}
.herp .container {
  position: relative;
  z-index: 2;
}
.hero-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr;
  gap: 20px;
  position: relative;
  z-index: 2;
}
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1.6fr 1fr 1fr; gap: 16px; }
}
@media (max-width: 640px) {
  .hero { padding: 56px 0 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 14px; }
}
.hero-main {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(6px);
  border-radius: 20px;
  padding: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
@media (max-width: 640px) {
  .hero-main { padding: 28px 24px; }
}
.hero-tag {
  display: inline-flex;
  align-self: flex-start;
  padding: 6px 16px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 13px;
  color: #F0E6D8;
  letter-spacing: 1px;
  margin-bottom: 20px;
}
.hero-main h1 {
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 700;
  line-height: 1.28;
  color: #fff;
  margin-bottom: 18px;
}
.hero-sub {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 30px;
  max-width: 560px;
}
@media (max-width: 640px) {
  .hero-sub { font-size: 15px; }
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(6px);
  border-radius: 20px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: all .3s ease;
}
.hero-card:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-4px);
}
.hero-card .card-icon {
  font-size: 30px;
  margin-bottom: auto;
}
.hero-card h3 {
  color: #fff;
  font-size: 18px;
  margin: 16px 0 6px;
}
.hero-card p {
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
  line-height: 1.6;
}
@media (max-width: 640px) {
  .hero-card .card-icon { margin-bottom: 8px; }
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  position: relative;
  z-index: 2;
}
.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--text-heading);
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}
.trust-pill i {
  color: var(--primary);
  font-size: 14px;
}

/* Pain Points */
.pain-section {
  background: var(--bg-body);
}
.pain-wrap {
  background: var(--primary-light);
  border-radius: 24px;
  padding: 52px;
}
@media (max-width: 640px) {
  .pain-wrap { padding: 32px 20px; border-radius: 18px; }
}
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}
@media (max-width: 640px) {
  .pain-grid { grid-template-columns: 1fr; gap: 28px; }
}
.pain-item {
  position: relative;
  padding-left: 56px;
}
.pain-item .pain-num {
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(80,70,55,0.08);
}
.pain-item h3 {
  font-size: 17px;
  margin-bottom: 6px;
}
.pain-item p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.7;
}
.pain-guide {
  margin-top: 40px;
  text-align: center;
  font-size: 16px;
  color: var(--text-heading);
  background: rgba(255,255,255,0.55);
  padding: 16px 24px;
  border-radius: 48px;
  border: 1px solid rgba(255,255,255,0.7);
}
.pain-guide strong {
  color: var(--accent);
}
@media (max-width: 640px) {
  .pain-guide { font-size: 15px; padding: 14px 18px; }
}

/* Service */
.service-section {
  background: var(--bg-body);
}
.feature-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--bg-card);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 30px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.feature-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.feature-card .feature-img {
  min-height: 320px;
  background-size: cover;
  background-position: center;
}
@media (max-width: 640px) {
  .feature-card { grid-template-columns: 1fr; }
  .feature-card .feature-img { min-height: 220px; }
}
.feature-body {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
@media (max-width: 640px) {
  .feature-body { padding: 28px 22px; }
}
.feature-body h3 {
  font-size: 26px;
  margin-bottom: 12px;
}
.feature-body p {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.feature-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}
.feature-price {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
}
.feature-tag {
  font-size: 13px;
  padding: 4px 12px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 24px;
}
.service-sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
@media (max-width: 640px) {
  .service-sub-grid { grid-template-columns: 1fr; gap: 20px; }
}
.service-card {
  background: var(--bg-card);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-line);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(169, 123, 80, 0.35);
}
.service-card .service-img {
  aspect-ratio: 16/9;
  background-size: cover;
  background-position: center;
}
.service-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.service-card-body h3 {
  font-size: 18px;
  margin-bottom: 8px;
}
.service-card-body p {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 14px;
}
.service-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.service-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}
.service-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.service-link i {
  transition: transform .25s ease;
}
.service-link:hover i {
  transform: translateX(4px);
}

/* Process */
.process-section {
  background: var(--accent-light);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.process-grid::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: rgba(169, 123, 80, 0.25);
}
@media (max-width: 1024px) {
  .process-grid::before { display: none; }
}
@media (max-width: 640px) {
  .process-grid { grid-template-columns: 1fr; gap: 20px; }
}
.process-item {
  position: relative;
  text-align: center;
  background: var(--bg-card);
  border-radius: 16px;
  padding: 28px 20px;
  box-shadow: var(--shadow-card);
  z-index: 1;
  transition: transform .3s ease, box-shadow .3s ease;
}
.process-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.process-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  border: 2px solid rgba(169, 123, 80, 0.2);
}
.process-item h3 {
  font-size: 16px;
  margin-bottom: 6px;
}
.process-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Outcome */
.outcome-section {
  background: var(--bg-body);
}
.outcome-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 640px) {
  .outcome-grid { grid-template-columns: 1fr; gap: 36px; }
}
.outcome-media {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}
.outcome-media img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
@media (max-width: 640px) {
  .outcome-media img { height: 260px; }
}
.outcome-badge {
  position: absolute;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-heading);
  backdrop-filter: blur(4px);
}
@media (max-width: 640px) {
  .outcome-badge { padding: 10px 14px; font-size: 12px; }
}
.badge-1 {
  top: 20px;
  left: 20px;
}
.badge-2 {
  bottom: 20px;
  right: 20px;
}
.outcome-content h2 {
  font-size: clamp(22px, 2.5vw, 28px);
  margin-bottom: 18px;
}
.outcome-content > p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 28px;
}
.outcome-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.outcome-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--bg-card);
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-line);
  transition: transform .25s ease;
}
.outcome-item:hover {
  transform: translateX(4px);
}
.outcome-item .outcome-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 2px;
}
.outcome-item h4 {
  font-size: 16px;
  margin-bottom: 2px;
}
.outcome-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Testimonials */
.testimonial-section {
  background: var(--primary-light);
}
.testimonial-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 48px;
  text-align: center;
}
@media (max-width: 640px) {
  .testimonial-stats { grid-template-columns: 1fr; gap: 20px; }
}
.stat-block {
  background: rgba(255,255,255,0.75);
  border-radius: 16px;
  padding: 24px 16px;
  border: 1px solid rgba(255,255,255,0.9);
}
.stat-num {
  font-size: 34px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.2;
}
.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 640px) {
  .testimonial-grid { grid-template-columns: 1fr; }
}
.testimonial-card {
  background: var(--bg-card);
  border-radius: 18px;
  padding: 28px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-line);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.stars {
  color: #E8B04A;
  font-size: 15px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.testimonial-card .quote {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
  flex: 1;
  margin-bottom: 20px;
}
.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border-line);
  padding-top: 16px;
}
.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
}
.user-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-heading);
}
.user-meta {
  font-size: 13px;
  color: var(--text-muted);
}

/* News */
.news-section {
  background: var(--bg-body);
}
.news-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 40px;
}
@media (max-width: 640px) {
  .news-layout { grid-template-columns: 1fr; gap: 32px; }
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.news-item {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 22px 24px;
  border: 1px solid var(--border-line);
  box-shadow: var(--shadow-card);
  transition: all .25s ease;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.news-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(169, 123, 80, 0.3);
}
.news-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.news-cat {
  padding: 3px 12px;
  border-radius: 20px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 500;
}
.news-date {
  font-size: 13px;
  color: var(--text-muted);
}
.news-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-heading);
  line-height: 1.45;
}
.news-title:hover {
  color: var(--primary);
}
.news-summary {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
.news-empty {
  background: var(--primary-light);
  border-radius: 14px;
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 15px;
}
.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.sidebar-card {
  background: var(--primary-light);
  border-radius: 16px;
  padding: 26px;
}
.sidebar-card h4 {
  font-size: 17px;
  margin-bottom: 12px;
}
.sidebar-card p {
  font-size: 14px;
  line-height: 1.7;
}
.sidebar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.sidebar-tags .tag-pill {
  font-size: 12px;
}
.sidebar-phone {
  margin-top: 16px;
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
}

/* FAQ */
.faq-section {
  background: var(--bg-body);
}
.faq-wrap {
  max-width: 780px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-line);
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item.open {
  box-shadow: var(--shadow-card);
  border-color: rgba(169, 123, 80, 0.25);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  transition: color .25s ease;
}
.faq-question:hover {
  color: var(--primary);
}
.faq-question .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform .3s ease;
  margin-left: 16px;
}
.faq-item.open .faq-icon {
  transform: rotate(135deg);
  background: var(--accent-light);
  color: var(--accent);
}
.faq-answer {
  padding: 0 24px 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
  display: none;
}
.faq-item.open .faq-answer {
  display: block;
  animation: fadeIn .3s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* CTA */
.cta-section {
  background: var(--bg-deep);
  padding: 76px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
  opacity: 0.16;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  max-width: 680px;
  margin: 0 auto;
}
.cta-inner h2 {
  color: #fff;
  font-size: clamp(24px, 3vw, 30px);
  margin-bottom: 16px;
}
.cta-inner p {
  font-size: 16px;
  color: rgba(255,255,255,0.78);
  margin-bottom: 28px;
  line-height: 1.8;
}
.cta-contacts {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 32px;
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  flex-wrap: wrap;
}
.cta-contacts a {
  color: rgba(255,255,255,0.78);
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding-bottom: 2px;
}
.cta-contacts a:hover {
  color: #fff;
}

/* Footer */
.site-footer {
  background: var(--bg-deep);
  padding: 56px 0 28px;
  color: rgba(255,255,255,0.6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
.footer-brand .brand-text strong {
  color: #fff;
}
.footer-brand .brand-text small {
  color: rgba(255,255,255,0.5);
}
.footer-intro {
  font-size: 14px;
  line-height: 1.8;
  margin-top: 16px;
  color: rgba(255,255,255,0.55);
}
.footer-col h4 {
  font-size: 15px;
  color: #fff;
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col li:not(:last-child) {
  margin-bottom: 0;
}
.footer-col a {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  transition: color .25s ease, padding-left .25s ease;
}
.footer-col a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-col .contact-item {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}
.footer-col .contact-item i {
  color: var(--accent);
  width: 16px;
  margin-top: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom a {
  color: rgba(255,255,255,0.45);
}
.footer-bottom a:hover {
  color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-body);
}
::-webkit-scrollbar-thumb {
  background: #D8CBB8;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Focus */
a:focus, button:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
a:focus:not(:focus-visible), button:focus:not(:focus-visible) {
  outline: none;
}

:root{
  --primary:#5F7D5C;
  --primary-dark:#456044;
  --primary-light:#E8EFE4;
  --accent:#A97B50;
  --accent-light:#F0E6D8;
  --bg-body:#F7F5F0;
  --bg-card:#FFFFFF;
  --bg-deep:#3E3A35;
  --text-heading:#2D2A26;
  --text-body:#5A574F;
  --text-muted:#979187;
  --border-line:#E5DED2;
  --shadow-card:0 4px 16px rgba(80,70,55,.06),0 1px 4px rgba(80,70,55,.04);
  --shadow-hover:0 10px 30px rgba(80,70,55,.1),0 2px 8px rgba(80,70,55,.06);
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:20px;
  --max-w:1200px;
  --font:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text-body);
  background-color:var(--bg-body);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--primary-dark)}
ul,ol{padding-left:1.25em}
h1,h2,h3,h4{color:var(--text-heading);line-height:1.3;font-weight:600}
.row{max-width:var(--max-w);margin-left:auto;margin-right:auto}

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

/* ===== 导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:76px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  background:var(--primary-light);
  border-radius:12px;
  color:var(--primary-dark);
  font-size:18px;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:17px;color:var(--text-heading);letter-spacing:.2px}
.brand-text small{font-size:12px;color:var(--text-muted);margin-top:2px;letter-spacing:.5px}
.main-nav{display:flex;align-items:center;gap:28px}
.nav-link{
  font-size:15px;
  color:var(--text-body);
  font-weight:500;
  position:relative;
  padding:8px 2px;
  display:inline-block;
}
.nav-link::after{
  content:'';
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .3s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link.active{color:var(--primary-dark);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:48px;
  padding:13px 28px;
  font-size:15px;
  font-weight:600;
  border:none;
  cursor:pointer;
  transition:all .3s ease;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:0 6px 20px rgba(69,96,68,.28)}
.btn-primary:active{transform:translateY(2px)}
.btn-light{background:#fff;color:var(--bg-deep)}
.btn-light:hover{background:var(--primary-light);color:var(--primary-dark)}
.btn-nav{padding:9px 22px;font-size:14px}
.btn:focus-visible,.nav-link:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  border:1px solid var(--border-line);
  border-radius:8px;
  background:#fff;
  cursor:pointer;
  position:relative;
  transition:border-color .25s;
}
.nav-toggle:hover{border-color:var(--primary)}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:'';
  display:block;
  width:18px;
  height:2px;
  background:var(--text-heading);
  border-radius:2px;
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  transition:all .3s ease;
}
.nav-toggle span::before{transform:translate(-50%,-7px)}
.nav-toggle span::after{transform:translate(-50%,5px)}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{transform:translate(-50%,-50%) rotate(45deg)}
.nav-toggle.open span::after{transform:translate(-50%,-50%) rotate(-45deg)}

/* ===== 面包屑 ===== */
.breadcrumb-bar{
  background:var(--primary-light);
  border-bottom:1px solid var(--border-line);
  padding:14px 0;
}
.breadcrumb{
  font-size:13px;
  color:var(--text-muted);
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:4px;
}
.breadcrumb a{color:var(--text-body)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb-sep{color:#C4BBAD;margin:0 2px}
.breadcrumb-current{color:var(--accent)}
.crumb-title{max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block;vertical-align:bottom}

/* ===== 文章 Hero ===== */
.article-hero{
  background-size:cover;
  background-position:center;
  padding:76px 0 130px;
  color:#fff;
  position:relative;
}
.article-hero-inner{
  max-width:860px;
  margin:0 auto;
  text-align:center;
}
.article-page-title{
  color:#fff;
  font-size:clamp(28px,4vw,40px);
  font-weight:700;
  line-height:1.3;
  margin-bottom:18px;
  text-shadow:0 2px 18px rgba(0,0,0,.25);
}
.article-page-meta{
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(255,255,255,.16);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
  padding:6px 14px;
  border-radius:30px;
  font-size:13px;
  color:rgba(255,255,255,.95);
}

/* ===== 文章主卡 ===== */
.article-content-section{padding-bottom:56px}
.article-card{
  max-width:900px;
  margin:-70px auto 0;
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
  padding:50px 54px 46px;
  position:relative;
  border:1px solid rgba(229,222,210,.6);
}
.article-body{
  max-width:720px;
  margin:0 auto;
  font-size:16px;
  line-height:1.85;
  color:var(--text-body);
  word-break:break-word;
}
.article-body p{margin-bottom:18px}
.article-body h2{
  font-size:24px;
  font-weight:600;
  margin:36px 0 16px;
  padding-left:14px;
  border-left:3px solid var(--primary);
  color:var(--text-heading);
}
.article-body h3{
  font-size:20px;
  font-weight:600;
  margin:28px 0 14px;
  color:var(--text-heading);
}
.article-body h4{
  font-size:17px;
  font-weight:600;
  margin:20px 0 10px;
  color:var(--text-heading);
}
.article-body img{
  border-radius:14px;
  margin:24px auto;
  box-shadow:var(--shadow-card);
}
.article-body blockquote{
  border-left:4px solid var(--accent);
  background:var(--accent-light);
  padding:18px 22px;
  border-radius:0 12px 12px 0;
  margin:24px 0;
  color:var(--text-heading);
  font-size:15px;
}
.article-body ul,.article-body ol{margin:16px 0 20px 1.4em}
.article-body li{margin-bottom:8px}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:14px;
  display:block;
  overflow-x:auto;
}
.article-body th,.article-body td{border:1px solid var(--border-line);padding:10px 14px;text-align:left}
.article-body th{background:var(--primary-light);color:var(--text-heading);font-weight:600}
.article-body a{color:var(--accent);text-decoration:underline}
.article-body a:hover{color:var(--primary-dark)}

.article-pullquote{
  max-width:720px;
  margin:40px auto 0;
  text-align:center;
  font-size:18px;
  font-weight:500;
  line-height:1.6;
  color:var(--text-heading);
  border:none;
  border-radius:16px;
  background:var(--primary-light);
  padding:28px 32px;
  position:relative;
}
.article-pullquote::before{
  content:'“';
  position:absolute;
  top:6px;
  left:18px;
  font-size:56px;
  line-height:1;
  color:var(--primary);
  opacity:.2;
  font-family:Georgia,serif;
}
.article-pullquote p{margin:0}
.article-pullquote cite{
  display:block;
  margin-top:10px;
  font-size:13px;
  font-style:normal;
  color:var(--text-muted);
}

.article-tags{
  max-width:720px;
  margin:36px auto 0;
  padding-top:24px;
  border-top:1px solid var(--border-line);
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag{
  display:inline-flex;
  align-items:center;
  background:var(--accent-light);
  color:var(--accent);
  font-size:13px;
  font-weight:500;
  padding:6px 16px;
  border-radius:30px;
  transition:all .25s ease;
}
.tag:hover{background:var(--accent);color:#fff}

/* ===== 相关推荐 ===== */
.related-section{
  background:var(--primary-light);
  padding:72px 0;
}
.section-header{text-align:center;margin-bottom:40px}
.section-tag{
  display:inline-block;
  background:var(--accent-light);
  color:var(--accent);
  font-size:13px;
  font-weight:600;
  padding:5px 16px;
  border-radius:30px;
  letter-spacing:1px;
  margin-bottom:12px;
}
.section-header h2{
  font-size:clamp(24px,2.6vw,30px);
  font-weight:600;
  color:var(--text-heading);
  margin-bottom:10px;
}
.section-header p{color:var(--text-muted);font-size:15px}
.related-grid{display:flex;flex-wrap:wrap}
.related-col{display:flex;margin-bottom:24px}
.related-card{
  background:var(--bg-card);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:all .3s ease;
  display:flex;
  flex-direction:column;
  width:100%;
  border:1px solid rgba(229,222,210,.5);
}
.related-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(169,123,80,.45);
}
.related-thumb{aspect-ratio:4/3;overflow:hidden}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.related-card:hover .related-thumb img{transform:scale(1.05)}
.related-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.related-body h3{
  font-size:16px;
  line-height:1.55;
  font-weight:600;
  color:var(--text-heading);
  margin-bottom:10px;
  transition:color .25s;
}
.related-card:hover .related-body h3{color:var(--primary-dark)}
.related-date{font-size:13px;color:var(--text-muted);margin-top:auto;display:flex;align-items:center;gap:6px}
.related-more{text-align:center;margin-top:32px}
.related-more a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary);
  font-size:14px;
  font-weight:500;
  padding:8px 18px;
  border-radius:30px;
  background:var(--bg-card);
  box-shadow:var(--shadow-card);
  transition:all .25s;
}
.related-more a:hover{background:var(--accent);color:#fff;gap:12px}

/* ===== 未找到 ===== */
.not-found-section{padding:100px 0}
.not-found-card{
  text-align:center;
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
  padding:60px 40px;
  max-width:600px;
  margin:0 auto;
  border:1px solid rgba(229,222,210,.6);
}
.not-found-icon{font-size:46px;color:var(--primary);margin-bottom:16px}
.not-found-card h1{
  font-size:26px;
  color:var(--text-heading);
  margin-bottom:10px;
  font-weight:600;
}
.not-found-card p{color:var(--text-muted);margin-bottom:26px}

/* ===== CTA 深色条 ===== */
.cta-banner{
  background:linear-gradient(rgba(62,58,53,.92),rgba(62,58,53,.95)),url('/assets/images/backpic/back-3.jpg');
  background-size:cover;
  background-position:center;
  padding:64px 0;
  color:#fff;
  text-align:center;
}
.cta-inner h2{
  font-size:clamp(24px,2.8vw,32px);
  color:#fff;
  font-weight:600;
  margin-bottom:12px;
}
.cta-inner p{color:rgba(255,255,255,.82);margin-bottom:28px;font-size:15px}
.cta-contacts{
  margin-top:22px;
  display:flex;
  justify-content:center;
  gap:24px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.72);
}
.cta-contacts i{margin-right:6px;color:var(--accent)}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg-deep);
  color:rgba(255,255,255,.72);
  padding:60px 0 0;
}
.footer-grid{padding-bottom:40px}
.site-footer .columns{padding-right:20px;padding-left:20px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.55)}
.footer-intro{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.58);
  margin-top:16px;
  max-width:380px;
}
.footer-col h4{
  color:#fff;
  font-size:16px;
  font-weight:600;
  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:rgba(255,255,255,.62);font-size:14px;transition:color .25s}
.footer-col ul a:hover{color:#fff}
.contact-item{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
  font-size:14px;
  color:rgba(255,255,255,.62);
}
.contact-item i{color:var(--accent);width:18px;text-align:center}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.42);
}
.footer-bottom a{color:rgba(255,255,255,.62);text-decoration:underline}
.footer-bottom a:hover{color:#fff}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .main-nav{
    position:absolute;
    top:76px;
    left:0;
    right:0;
    background:var(--bg-card);
    flex-direction:column;
    align-items:stretch;
    padding:20px 24px 28px;
    gap:8px;
    box-shadow:0 24px 48px rgba(80,70,55,.12);
    border-bottom:1px solid var(--border-line);
    display:none;
  }
  .main-nav.open{display:flex}
  .nav-toggle{display:block}
  .main-nav .nav-link{padding:12px 4px;border-bottom:1px solid var(--border-line)}
  .main-nav .nav-link:last-of-type{border-bottom:none}
  .main-nav .nav-link::after{display:none}
  .main-nav .btn-nav{margin-top:12px;justify-content:center}
  .article-hero{padding:60px 0 110px}
  .article-card{margin-top:-56px}
}
@media (max-width:639px){
  .container{padding:0 18px}
  .header-inner{height:68px}
  .brand-text strong{font-size:15px}
  .brand-text small{font-size:11px}
  .main-nav{top:68px}
  .article-hero{padding:48px 0 96px}
  .article-page-title{font-size:clamp(24px,6vw,30px)}
  .article-page-meta{gap:8px}
  .meta-chip{padding:5px 10px;font-size:12px}
  .article-card{
    margin-top:-48px;
    padding:28px 20px 24px;
    border-radius:14px;
  }
  .article-body{font-size:15px;line-height:1.8}
  .article-body h2{font-size:21px}
  .article-pullquote{padding:22px 20px;font-size:16px}
  .related-section{padding:56px 0}
  .related-col{padding-right:.9375rem;padding-left:.9375rem;margin-bottom:20px}
  .cta-banner{padding:52px 0}
  .footer-grid{padding-bottom:24px}
  .site-footer .columns{margin-bottom:30px}
  .site-footer .columns:last-child{margin-bottom:0}
  .footer-bottom{justify-content:center;text-align:center}
}