/* ============================================================
   逐西会议 - 主样式
   品牌色: 青绿 #2c5f4e / #4a7c59 + 金色 #b8914d
   风格: 江南水墨浅色系 + 商务专业感
   ============================================================ */

:root {
  --color-primary: #2c5f4e;
  --color-primary-light: #4a7c59;
  --color-primary-dark: #1f4a3a;
  --color-accent: #b8914d;
  --color-accent-light: #d4af6e;
  --color-bg: #faf6f0;
  --color-bg-card: #ffffff;
  --color-text: #2c3e35;
  --color-text-light: #6b7280;
  --color-text-muted: #9ca3af;
  --color-border: #e8e3d8;
  --color-border-light: #f0ebe0;

  --shadow-sm: 0 2px 8px rgba(44, 95, 78, 0.06);
  --shadow-md: 0 6px 20px rgba(44, 95, 78, 0.10);
  --shadow-lg: 0 12px 40px rgba(44, 95, 78, 0.14);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --container-max: 1280px;
  --gap: 24px;

  --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-serif: 'Noto Serif SC', 'STSong', 'SimSun', serif;
}

/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }
ul, ol { list-style: none; }
button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
button { cursor: pointer; background: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-serif); font-weight: 600; line-height: 1.3; }

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

/* Section */
.section { padding: 80px 0; position: relative; }
.section-sm { padding: 56px 0; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 4px;
  font-weight: 500;
  margin-bottom: 12px;
  position: relative;
}
.section-eyebrow::before,
.section-eyebrow::after {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--color-accent);
  vertical-align: middle;
  margin: 0 12px;
}
.section-title {
  font-size: 36px;
  color: var(--color-primary);
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.section-subtitle {
  color: var(--color-text-light);
  font-size: 15px;
  max-width: 680px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all .25s;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}
.btn-gold {
  background: var(--color-accent);
  color: #fff;
}
.btn-gold:hover {
  background: #a37e3d;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ====== Header ====== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-light);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.logo-link { display: flex; align-items: center; flex-shrink: 0; }
.logo-link img { height: 52px; width: auto; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-item {
  position: relative;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: color .2s;
}
.nav-item:hover,
.nav-item.active {
  color: var(--color-primary);
}
.nav-item::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: all .25s;
  transform: translateX(-50%);
}
.nav-item:hover::after,
.nav-item.active::after { width: 24px; }

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  padding-left: 16px;
  border-left: 1px solid var(--color-border);
}
.header-phone i { color: var(--color-accent); }

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  transition: all .3s;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ====== Hero Banner ====== */
.hero {
  position: relative;
  height: 88vh;
  min-height: 540px;
  max-height: 760px;
  overflow: hidden;
}
.hero-slider { position: relative; height: 100%; }
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s;
  background-size: cover;
  background-position: center;
}
.hero-slide.active { opacity: 1; }
.hero-slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(31,74,58,0.65) 0%, rgba(31,74,58,0.35) 50%, rgba(0,0,0,0.3) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
}
.hero-text { color: #fff; padding: 0 24px; margin: 0 auto; max-width: 820px; width: 100%; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(184,145,77,0.85);
  border-radius: 100px;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 24px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(20px);
}
.hero-title {
  font-size: 52px;
  line-height: 1.3;
  margin-bottom: 28px;
  letter-spacing: 2px;
  opacity: 0;
  transform: translateY(30px);
}
.hero-title em {
  font-style: normal;
  color: var(--color-accent-light);
  border-bottom: 3px solid var(--color-accent-light);
  padding-bottom: 2px;
}
.hero-desc {
  font-size: 17px;
  line-height: 1.9;
  opacity: 0;
  margin-bottom: 32px;
  max-width: 620px;
  transform: translateY(30px);
  color: rgba(255,255,255,.92);
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
}
.hero-actions .btn-outline {
  border-color: rgba(255,255,255,.5);
  color: #fff;
}
.hero-actions .btn-outline:hover {
  background: #fff;
  color: var(--color-primary);
}

/* 每张 slide 激活时，文案重新播放进场动画 */
.hero-slide.active .hero-eyebrow { animation: heroFadeIn .8s .1s forwards; }
.hero-slide.active .hero-title { animation: heroFadeIn 1s .3s forwards; }
.hero-slide.active .hero-desc { animation: heroFadeIn 1s .5s forwards; }
.hero-slide.active .hero-actions { animation: heroFadeIn 1s .7s forwards; }

@keyframes heroFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

.hero-dots {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 5;
}
.hero-dot {
  width: 28px;
  height: 3px;
  background: rgba(255,255,255,.4);
  border-radius: 2px;
  cursor: pointer;
  transition: all .3s;
}
.hero-dot.active { background: var(--color-accent-light); width: 40px; }

.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: all .25s;
  cursor: pointer;
}
.hero-arrow:hover { background: var(--color-accent); }
.hero-arrow.prev { left: 24px; }
.hero-arrow.next { right: 24px; }

/* ====== Services ====== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all .3s;
  cursor: pointer;
  position: relative;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}
.service-image {
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}
.service-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(44,95,78,0.7) 100%);
  opacity: 0;
  transition: opacity .3s;
}
.service-card:hover .service-image::after { opacity: 1; }
.service-body {
  padding: 22px 22px 26px;
  text-align: center;
}
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(74,124,89,0.10);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: -50px auto 14px;
  position: relative;
  z-index: 2;
  border: 4px solid var(--color-bg-card);
  transition: all .3s;
}
.service-card:hover .service-icon {
  background: var(--color-primary);
  color: #fff;
}
.service-title {
  font-size: 19px;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}
.service-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  min-height: 48px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--color-accent);
  font-weight: 500;
}
.service-card:hover .service-link { gap: 10px; }

/* ====== Advantages ====== */
.advantages-section { background: linear-gradient(180deg, #faf6f0 0%, #f3ede0 100%); }
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.advantage-card {
  background: var(--color-bg-card);
  padding: 36px 24px;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
  transition: all .3s;
}
.advantage-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}
.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s;
}
.advantage-card:hover::before { transform: scaleX(1); }
.advantage-number {
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 700;
  color: var(--color-primary-light);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: -10px;
}
.advantage-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 18px;
  box-shadow: 0 6px 16px rgba(74,124,89,0.25);
}
.advantage-title {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
}
.advantage-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ====== Cases / Scenes ====== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  background: var(--color-text);
}
.case-image {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform .6s;
}
.case-card:hover .case-image { transform: scale(1.08); }
.case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(31,74,58,0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: #fff;
}
.case-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 12px;
  background: var(--color-accent);
  border-radius: 4px;
  font-size: 12px;
  margin-bottom: 10px;
}
.case-title {
  font-size: 20px;
  margin-bottom: 6px;
  color: #fff;
}
.case-desc {
  font-size: 13px;
  color: rgba(255,255,255,.85);
  line-height: 1.6;
}

/* ====== Process ====== */
.process-section { background: var(--color-bg-card); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  position: relative;
}
.process-step {
  text-align: center;
  position: relative;
  padding: 0 8px;
}
.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 28px;
  right: -16px;
  width: 32px;
  height: 1px;
  background: repeating-linear-gradient(to right, var(--color-primary-light) 0, var(--color-primary-light) 4px, transparent 4px, transparent 8px);
}
.process-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  margin: 0 auto 16px;
  box-shadow: 0 6px 16px rgba(74,124,89,0.25);
  position: relative;
  z-index: 2;
}
.process-title {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--color-primary-dark);
}
.process-desc {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ====== About Preview ====== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-image {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-md);
}
.about-image img { width: 100%; height: 100%; object-fit: cover; }
.about-image::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(184,145,77,0.4);
  border-radius: var(--radius-md);
  transform: translate(16px, 16px);
  z-index: -1;
}
.about-eyebrow {
  color: var(--color-accent);
  font-size: 13px;
  letter-spacing: 3px;
  font-weight: 500;
  margin-bottom: 12px;
}
.about-title {
  font-size: 36px;
  color: var(--color-primary);
  margin-bottom: 20px;
  letter-spacing: 2px;
  line-height: 1.3;
}
.about-text {
  color: var(--color-text-light);
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 24px;
}
.about-text p { margin-bottom: 14px; }
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
}
.about-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text);
}
.about-feature i {
  color: var(--color-accent);
  font-size: 16px;
}

/* ====== Stats ====== */
.stats-strip {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: 56px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.stats-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><circle cx='50' cy='50' r='1' fill='rgba(255,255,255,0.06)'/></svg>") repeat;
  opacity: 0.6;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}
.stat-item {
  text-align: center;
  padding: 0 16px;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-accent-light);
  line-height: 1;
}
.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  letter-spacing: 2px;
}

/* ====== News ====== */
.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.news-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all .3s;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.news-image {
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
  position: relative;
}
.news-date {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(255,255,255,0.95);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--color-primary);
  font-weight: 500;
}
.news-body { padding: 22px 24px 26px; }
.news-cat {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(184,145,77,0.10);
  color: var(--color-accent);
  border-radius: 3px;
  font-size: 12px;
  margin-bottom: 10px;
}
.news-title {
  font-size: 17px;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card:hover .news-title { color: var(--color-primary); }
.news-excerpt {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.news-more {
  font-size: 13px;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ====== Contact ====== */
.contact-section { background: linear-gradient(180deg, var(--color-bg) 0%, #f3ede0 100%); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}
.contact-info-card {
  background: var(--color-primary);
  color: #fff;
  padding: 40px;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}
.contact-info-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(184,145,77,0.15);
}
.contact-info-card::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
}
.contact-info-title {
  font-size: 26px;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}
.contact-info-subtitle {
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  position: relative;
  z-index: 1;
}
.contact-item:last-child { border-bottom: none; }
.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(184,145,77,0.25);
  color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.contact-item-label {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  margin-bottom: 4px;
  letter-spacing: 1px;
}
.contact-item-value {
  font-size: 17px;
  font-weight: 500;
  word-break: break-all;
}
.contact-item-value.big {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--color-accent-light);
  font-weight: 600;
}

.contact-form {
  background: var(--color-bg-card);
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-group label .req { color: #d44; }
.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font-size: 14px;
  transition: all .2s;
}
.form-control:focus {
  border-color: var(--color-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(74,124,89,0.10);
}
textarea.form-control { resize: vertical; min-height: 110px; }
.form-submit { width: 100%; justify-content: center; }
.form-tip { font-size: 12px; color: var(--color-text-muted); margin-top: 12px; text-align: center; }

/* ====== Page Header (Inner pages) ====== */
.page-header {
  background: linear-gradient(135deg, rgba(44,95,78,0.92) 0%, rgba(31,74,58,0.85) 100%), url('../images/services/0b012ad1b44047e72cd24a738dcfdd79.jpg') center/cover no-repeat;
  padding: 96px 0 80px;
  color: #fff;
  text-align: center;
  position: relative;
}
.page-header.alt {
  background: linear-gradient(135deg, rgba(44,95,78,0.92) 0%, rgba(31,74,58,0.85) 100%), url('../images/services/4ca70bd099550629938807cd4c06376b.jpg') center/cover no-repeat;
}
.page-eyebrow {
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--color-accent-light);
  margin-bottom: 12px;
}
.page-title {
  font-size: 40px;
  letter-spacing: 4px;
  margin-bottom: 14px;
}
.page-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,0.8);
}
.page-breadcrumb a { color: rgba(255,255,255,0.8); }
.page-breadcrumb a:hover { color: var(--color-accent-light); }
.page-breadcrumb i { font-size: 10px; opacity: 0.6; }

/* ====== CTA Banner ====== */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: 64px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  right: -100px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(184,145,77,0.12);
}
.cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  position: relative;
  z-index: 1;
}
.cta-text h3 {
  font-size: 28px;
  margin-bottom: 8px;
  letter-spacing: 2px;
}
.cta-text p { color: rgba(255,255,255,0.85); font-size: 15px; }
.cta-phone {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 32px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
}
.cta-phone-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}
.cta-phone-info { line-height: 1.3; }
.cta-phone-label { font-size: 12px; color: rgba(255,255,255,0.7); letter-spacing: 2px; }
.cta-phone-num {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  color: var(--color-accent-light);
}

/* ====== FAQ ====== */
.faq-list {
  max-width: 880px;
  margin: 0 auto;
}
.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all .3s;
}
.faq-item.active { border-color: var(--color-primary-light); box-shadow: var(--shadow-sm); }
.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-primary-dark);
  background: transparent;
}
.faq-question i {
  color: var(--color-primary);
  transition: transform .3s;
  flex-shrink: 0;
}
.faq-item.active .faq-question i { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s;
  color: var(--color-text-light);
  line-height: 1.9;
}
.faq-answer-inner { padding: 0 24px 22px; }

/* ====== Article / Single page ====== */
.article-wrap {
  max-width: 880px;
  margin: 0 auto;
  background: var(--color-bg-card);
  padding: 56px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--color-border);
  color: var(--color-text-muted);
  font-size: 13px;
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-title {
  font-size: 32px;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  text-align: center;
  letter-spacing: 1px;
}
.article-body { font-size: 15px; line-height: 2; color: var(--color-text); }
.article-body p { margin-bottom: 16px; }
.article-body h3 {
  font-size: 19px;
  margin: 28px 0 14px;
  color: var(--color-primary);
  padding-left: 14px;
  border-left: 3px solid var(--color-accent);
}
.article-body ul { padding-left: 24px; margin-bottom: 16px; }
.article-body li { list-style: disc; margin-bottom: 6px; color: var(--color-text-light); }

/* ====== Footer ====== */
.site-footer {
  background: #1a2a24;
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand img {
  height: 48px;
  margin-bottom: 18px;
  filter: brightness(1.1);
}
.footer-brand p { line-height: 1.9; margin-bottom: 16px; }
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .2s;
}
.footer-social a:hover { background: var(--color-accent); color: #fff; }

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 22px;
  font-family: var(--font-serif);
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--color-accent);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  color: rgba(255,255,255,0.65);
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-col ul li a:hover { color: var(--color-accent-light); padding-left: 4px; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}
.footer-contact-item i {
  color: var(--color-accent);
  margin-top: 4px;
  width: 14px;
}
.footer-contact-item .label {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 2px;
}
.footer-contact-item .value { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a:hover { color: var(--color-accent-light); }

/* ====== Floating Action ====== */
.floating {
  position: fixed;
  right: 24px;
  bottom: 100px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 90;
}
.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
  cursor: pointer;
  transition: all .25s;
  position: relative;
}
.float-btn:hover { transform: scale(1.08); }
.float-btn.phone { background: var(--color-primary); }
.float-btn.wechat { background: #07c160; }
.float-btn.top {
  background: rgba(44,95,78,0.85);
  opacity: 0;
  pointer-events: none;
  transition: all .3s;
}
.float-btn.top.show { opacity: 1; pointer-events: auto; }
.float-tip {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  background: #2c3e35;
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.float-tip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: #2c3e35;
}
.float-btn:hover .float-tip { opacity: 1; }

/* Wechat Modal */
.wx-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.wx-modal.show { display: flex; }
.wx-modal-card {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius-md);
  max-width: 360px;
  width: calc(100% - 32px);
  text-align: center;
  position: relative;
}
.wx-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f5f5f5;
  color: #333;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wx-modal-card h4 { color: var(--color-primary); margin-bottom: 8px; }
.wx-modal-card p { color: var(--color-text-light); font-size: 13px; margin-bottom: 18px; }
.wx-modal-card img { width: 220px; height: 220px; margin: 0 auto; border: 1px solid var(--color-border); }

/* ====== Responsive ====== */
@media (max-width: 1024px) {
  .hero-title { font-size: 44px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .process-step:nth-child(3)::after { display: none; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-title { font-size: 28px; }
  .section-header { margin-bottom: 36px; }
  .container { padding: 0 16px; }

  /* Header mobile */
  .menu-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 64px;
    right: 0;
    width: 280px;
    max-width: 80vw;
    height: calc(100vh - 64px);
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 16px 0;
    box-shadow: var(--shadow-md);
    transform: translateX(100%);
    transition: transform .3s;
    overflow-y: auto;
    gap: 0;
  }
  .main-nav.open { transform: translateX(0); }
  .nav-item {
    padding: 14px 24px;
    border-bottom: 1px solid var(--color-border-light);
  }
  .nav-item::after { display: none; }
  .nav-item.active { background: rgba(74,124,89,0.06); }
  .header-cta .header-phone {
    font-size: 16px;
    padding-left: 10px;
  }
  .header-cta .header-phone span:not(.icon-mobile) { display: none; }
  .header-phone i { font-size: 22px; }
  .header-inner { height: 64px; }
  .logo-link img { height: 40px; }

  /* Hero */
  .hero { height: 70vh; min-height: 420px; }
  .hero-title { font-size: 30px; letter-spacing: 1px; }
  .hero-desc { font-size: 14px; }
  .hero-arrow { display: none; }
  .hero-eyebrow { font-size: 12px; padding: 6px 14px; }

  /* Sections */
  .services-grid,
  .advantages-grid,
  .cases-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process-step::after { display: none !important; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-image::before { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-info-card, .contact-form { padding: 28px 22px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .stat-item { border-right: none; }
  .stat-num { font-size: 36px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; padding: 18px 0; }

  .page-header { padding: 72px 0 56px; }
  .page-title { font-size: 28px; letter-spacing: 2px; }

  .article-wrap { padding: 32px 22px; }
  .article-title { font-size: 24px; }

  .cta-inner { flex-direction: column; text-align: center; }
  .cta-text h3 { font-size: 22px; }
  .cta-phone-num { font-size: 26px; }

  .floating { right: 16px; bottom: 90px; }
  .float-btn { width: 46px; height: 46px; font-size: 19px; }
  .float-tip { display: none; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 26px; }
  .section-title { font-size: 24px; }
  .btn { padding: 12px 24px; font-size: 14px; }
  .stat-num { font-size: 30px; }
  .stat-label { font-size: 12px; }
}