/* ============================================================
   配色规范（严格三色）
   主色深绿 #1A4E38 · 辅助金 #D4AF58 · 背景米白 #F8F6EF
   字体规范：大标题衬线 Playfair Display；正文/导航/按钮 无衬线 Inter
   ============================================================ */
:root {
  /* 主色：深绿 */
  --green: #1A4E38;
  --green-900: #0E2C20;
  --green-800: #123A2A;
  --green-700: #1F5A41;
  --green-600: #2A6B4E;
  --green-500: #3C7D5F;
  --green-300: #6FA085;

  /* 辅助：金 */
  --gold: #D4AF58;
  --gold-light: #E3C57E;
  --gold-dark: #B8954A;
  --gold-soft: rgba(212, 175, 88, 0.14);

  /* 背景：米白 */
  --cream: #F8F6EF;
  --cream-pure: #FFFFFF;

  /* 功能映射 */
  --primary: var(--green);
  --primary-dark: var(--green-900);
  --accent: var(--gold);

  /* 文字 */
  --text-primary: #183B2C;
  --text-secondary: #46574D;
  --text-tertiary: #7C8A82;
  --text-muted: #A9B4AC;

  /* 背景 */
  --bg-white: var(--cream-pure);
  --bg-cream: var(--cream);
  --bg-light: #F1EEE4;
  --bg-soft: #ECE8DC;
  --bg-card: rgba(255, 255, 255, 0.92);

  /* 边框 */
  --border: rgba(26, 78, 56, 0.14);
  --border-light: rgba(26, 78, 56, 0.07);

  /* 阴影（绿色调微阴影） */
  --shadow-xs: 0 1px 2px rgba(26, 78, 56, 0.05);
  --shadow-sm: 0 4px 14px rgba(26, 78, 56, 0.07), 0 1px 3px rgba(26, 78, 56, 0.04);
  --shadow-md: 0 12px 34px rgba(26, 78, 56, 0.10), 0 2px 8px rgba(26, 78, 56, 0.05);
  --shadow-lg: 0 24px 64px rgba(26, 78, 56, 0.12), 0 4px 16px rgba(26, 78, 56, 0.06);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  --font-serif: 'Playfair Display', 'Noto Serif', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* 隐藏平台默认水印 */
[data-custom-element="doubao-watermark"],
[data-custom-element="doubao-watermark-mobile"] { display: none !important; }

/* ===== 重置 ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: rgba(212, 175, 88, 0.28); color: var(--green-900); }

/* 统一衬线斜体标题 */
h1, h2, h3, .section-title, .hero-title, .service-content h3,
.adv-page h3, .case-content h3, .footer-form-wrap h3,
.footer-slogan, .stat-number,
.service-number, .hero-stat-num {
  font-family: var(--font-serif);
  font-style: italic;
  letter-spacing: -0.2px;
}

.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

/* ===== 顶部导航 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(26, 78, 56, 0.82);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  transition: var(--transition);
  border-bottom: 1px solid rgba(212, 175, 88, 0.14);
}
.navbar.scrolled {
  background: rgba(14, 44, 32, 0.95);
  box-shadow: 0 4px 24px rgba(14, 44, 32, 0.22);
}
.nav-container {
  max-width: 1280px; margin: 0 auto; padding: 0 40px;
  height: 72px; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; text-decoration: none; padding: 5px 0; transition: var(--transition); }
.logo-img-full {
  height: 43px; width: auto; display: block; transition: var(--transition);
  filter: drop-shadow(0 2px 8px rgba(14, 44, 32, 0.35));
}
.logo:hover .logo-img-full {
  filter: drop-shadow(0 3px 14px rgba(212, 175, 88, 0.55))
          brightness(1.08)
          saturate(1.1);
  transform: translateY(-1px) scale(1.04);
}

.nav-menu { display: flex; align-items: center; gap: 32px; }
.nav-link {
  color: rgba(248, 246, 239, 0.82); text-decoration: none; font-size: 15.5px; font-weight: 500;
  position: relative; padding: 8px 14px; transition: var(--transition); letter-spacing: 0.3px; white-space: nowrap;
  border-radius: 100px;
}
.nav-link::before {
  content: ''; position: absolute; inset: 0; border-radius: 100px;
  background: var(--gold); opacity: 0; transform: scaleX(0.6); transform-origin: center;
  transition: var(--transition); z-index: -1;
}
.nav-link::after {
  content: ''; position: absolute; bottom: 4px; left: 50%; transform: translateX(-50%);
  width: 0; height: 2px; background: var(--green-900); transition: width 0.35s ease; border-radius: 1px;
  z-index: 1;
}
.nav-link:hover { color: var(--green-900); }
.nav-link:hover::before { opacity: 1; transform: scaleX(1); }
.nav-link:hover::after { width: 22px; }

/* 右上角电话：保留圆形图标，去掉外层胶囊边框 */
.nav-phone {
  display: flex; align-items: center; gap: 10px;
  color: var(--gold); text-decoration: none; font-weight: 600; font-size: 14px;
  padding: 5px 2px; border: none;
  border-radius: 0; transition: var(--transition); letter-spacing: 0.3px; white-space: nowrap;
}
.nav-phone svg {
  width: 30px; height: 30px; padding: 6px; flex-shrink: 0;
  border: 1.5px solid var(--gold); border-radius: 50%;
  background: rgba(212, 175, 88, 0.12); color: var(--gold);
  transition: var(--transition);
}
/* 悬停：不再整块变金色底，只做文字提亮 + 图标微调 */
.nav-phone:hover { background: transparent; color: var(--gold-light); }
.nav-phone:hover svg { border-color: var(--gold-light); background: rgba(212, 175, 88, 0.24); color: var(--gold-light); }

/* 语言切换：去掉外层胶囊底框，只保留底部指示线 */
.lang-switch {
  display: flex; align-items: center; gap: 2px; font-size: 13px; padding: 4px 0;
  background: transparent; border-radius: 0; border: none;
}
.lang-btn {
  background: transparent; border: none; color: rgba(248, 246, 239, 0.68);
  cursor: pointer; padding: 5px 10px 7px; font-size: 12px; font-weight: 600;
  font-family: inherit; border-radius: 0; transition: var(--transition); letter-spacing: 0.5px;
  position: relative;
}
/* 底部指示线：默认透明，激活/悬停时点亮 */
.lang-btn::after {
  content: ''; position: absolute; left: 10px; right: 10px; bottom: 0;
  height: 2px; border-radius: 2px; background: var(--gold);
  transform: scaleX(0); transform-origin: center;
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), background 0.28s ease;
}
.lang-btn.active { color: var(--gold); font-weight: 700; }
.lang-btn.active::after { transform: scaleX(1); }
.lang-btn:hover:not(.active) { color: #fff; }
.lang-btn:hover:not(.active)::after { transform: scaleX(1); background: rgba(212, 175, 88, 0.5); }
.lang-divider { width: 1px; height: 12px; background: rgba(212, 175, 88, 0.25); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.menu-toggle span { width: 24px; height: 2px; background: #fff; transition: var(--transition); }

/* ===== Hero 首屏 ===== */
.hero {
  position: relative; height: clamp(600px, 100vh, 940px); min-height: 560px;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.hero-bg { position: absolute; top: -12%; bottom: -12%; left: 0; right: 0; z-index: 0; will-change: transform; }
.hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center;
  transform-origin: 58% 42%; will-change: transform; filter: saturate(0.82) contrast(1.02);
  animation: heroKenBurns 26s ease-in-out infinite;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse at 96% 96%, rgba(14, 44, 32, 0.98) 0%, rgba(14, 44, 32, 0.82) 18%, transparent 36%),
    radial-gradient(ellipse at 18% 18%, rgba(212, 175, 88, 0.12) 0%, transparent 52%),
    radial-gradient(ellipse at 82% 78%, rgba(26, 78, 56, 0.22) 0%, transparent 52%),
    linear-gradient(180deg, rgba(14, 44, 32, 0.62) 0%, rgba(14, 44, 32, 0.40) 42%, rgba(14, 44, 32, 0.92) 100%);
}
.hero-overlay::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 10%;
  background: linear-gradient(to top, rgba(14, 44, 32, 0.95), transparent);
  pointer-events: none;
}
.hero-overlay::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 30%, rgba(212, 175, 88, 0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 60%, rgba(26, 78, 56, 0.14) 0%, transparent 50%);
  animation: heroMesh 24s ease-in-out infinite alternate; mix-blend-mode: screen; opacity: 0.7;
}
@keyframes heroMesh { 0% { transform: scale(1); } 100% { transform: scale(1.12) rotate(3deg); } }

.hero-content { position: relative; z-index: 2; text-align: center; max-width: 980px; padding: 0 40px; will-change: transform, opacity; }
.hero-label {
  display: inline-block; font-size: 12px; letter-spacing: 3px; color: var(--gold-light);
  font-weight: 600; margin-bottom: 24px; text-transform: uppercase; padding: 9px 24px;
  border: 1px solid rgba(212, 175, 88, 0.5); border-radius: 100px;
  background: rgba(14, 44, 32, 0.35); backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(14, 44, 32, 0.2); max-width: 100%; line-height: 1.55;
}
.hero-title {
  font-size: clamp(34px, 5vw, 60px); font-weight: 700; margin-bottom: 18px;
  letter-spacing: 0.4px; line-height: 1.12; color: #F8F6EF;
  text-shadow: 0 8px 28px rgba(14, 44, 32, 0.45);
}
/* 标题按语义分两行：每行独立成行且内部不断行，避免被自动折成三行 */
.hero-title .line { display: block; white-space: nowrap; }
.hero-subtitle {
  font-size: clamp(13px, 1.3vw, 16px); color: rgba(248, 246, 239, 0.85); font-weight: 400;
  max-width: 640px; margin: 0 auto 30px; line-height: 1.75; letter-spacing: 0.2px;
}
.hero-cta { display: flex; align-items: center; justify-content: center; gap: 14px; margin-bottom: 36px; }

.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; padding: 13px 30px;
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  color: var(--green-900); text-decoration: none; border-radius: 100px; font-weight: 600; font-size: 14px;
  transition: var(--transition); letter-spacing: 0.5px; border: none; cursor: pointer; white-space: nowrap;
  box-shadow: 0 6px 20px rgba(212, 175, 88, 0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(212, 175, 88, 0.42); color: var(--green-900); }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; padding: 13px 30px;
  background: rgba(248, 246, 239, 0.08); color: #F8F6EF; text-decoration: none; border-radius: 100px;
  font-weight: 500; font-size: 14px; transition: var(--transition); letter-spacing: 0.5px;
  border: 1px solid rgba(248, 246, 239, 0.4); cursor: pointer; white-space: nowrap; backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(248, 246, 239, 0.16); border-color: var(--gold); transform: translateY(-2px); color: #fff; }

.hero-stats-row { display: flex; align-items: center; justify-content: center; gap: 40px; }
.hero-stat { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.hero-stat-num { font-size: 33px; font-weight: 700; color: #fff; line-height: 1; }
.hero-stat-label { font-size: 12px; color: rgba(248, 246, 239, 0.72); letter-spacing: 1px; font-weight: 400; text-transform: uppercase; white-space: nowrap; }
.hero-divider { width: 1px; height: 34px; background: linear-gradient(180deg, transparent, rgba(212, 175, 88, 0.5), transparent); }

.scroll-indicator {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(212, 175, 88, 0.7); font-size: 10px; letter-spacing: 2.5px; font-weight: 500; text-transform: uppercase;
}
.scroll-mouse { width: 20px; height: 32px; border: 1.5px solid rgba(212, 175, 88, 0.5); border-radius: 11px; position: relative; }
.scroll-wheel { width: 2px; height: 5px; background: var(--gold); border-radius: 2px; position: absolute; top: 5px; left: 50%; transform: translateX(-50%); animation: scrollWheel 2.5s ease-in-out infinite; }
@keyframes scrollWheel { 0%, 100% { top: 5px; opacity: 1; } 50% { top: 17px; opacity: 0.2; } }

/* 首屏运镜（中等幅度：缓慢平移 + 缩放） */
@keyframes heroKenBurns {
  0%   { transform: scale(1.04) translate3d(0%, 0%, 0); }
  50%  { transform: scale(1.13) translate3d(-2.4%, -1.4%, 0); }
  100% { transform: scale(1.04) translate3d(0%, 0%, 0); }
}
.hero-label, .hero-title, .hero-subtitle, .hero-cta, .hero-stats-row { opacity: 0; animation: heroRise 1.1s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.hero-label { animation-delay: 0.15s; }
.hero-title { animation-delay: 0.32s; }
.hero-subtitle { animation-delay: 0.49s; }
.hero-cta { animation-delay: 0.66s; }
.hero-stats-row { animation-delay: 0.82s; }
@keyframes heroRise { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.scroll-indicator { opacity: 0; animation: heroFade 1.2s ease forwards; animation-delay: 1.1s; }
@keyframes heroFade { to { opacity: 1; } }

/* ===== 通用 Section ===== */
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-label { display: inline-block; font-size: 11px; letter-spacing: 4px; color: var(--gold-dark); font-weight: 700; margin-bottom: 12px; text-transform: uppercase; white-space: nowrap; }
.section-title {
  font-size: clamp(28px, 4.5vw, 54px); font-weight: 700; color: var(--text-primary);
  margin-bottom: 16px; position: relative; display: inline-block; letter-spacing: 0.3px;
  text-align: center;
}
.section-title::after {
  content: ''; position: absolute; bottom: -12px; left: 50%; transform: translateX(-50%);
  width: 48px; height: 3px; background: var(--gold); border-radius: 2px;
}
.section-desc { color: var(--text-secondary); font-size: 15px; margin-top: 28px; max-width: 580px; margin-left: auto; margin-right: auto; line-height: 1.8; text-align: left; font-family: var(--font-sans); font-style: normal; letter-spacing: 0; word-spacing: 0; }

/* ===== 服务项目 ===== */
.services-section { background: var(--bg-cream); }
.services-grid { display: flex; flex-direction: column; gap: 56px; }
.service-card {
  display: grid; grid-template-columns: 1fr 1fr; align-items: stretch;
  background: transparent; border-radius: 0; overflow: visible;
  box-shadow: none; border: none; transition: var(--transition);
}
.service-card:hover { transform: translateY(-4px); }
.service-card.reverse { direction: rtl; }
.service-card.reverse > * { direction: ltr; }

.service-image {
  position: relative; overflow: hidden; height: 440px;
  border-radius: var(--radius-lg); margin: 12px;
  box-shadow: var(--shadow-md);
}
.service-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.78) contrast(1.02); transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1); border-radius: var(--radius-lg); }
.service-card:hover .service-image img { transform: scale(1.05); }

/* ===== 卡片内图片轮播（三图自动淡入淡出，与首屏 Banner 同节拍）===== */
.service-slideshow { position: absolute; inset: 0; }
.service-slideshow .service-slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.4s ease-in-out, transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity;
}
.service-slideshow .service-slide.active { opacity: 1; }
/* 轮播态下悬停只做轻微推近，避免与淡入淡出叠加抖动 */
.service-card:hover .service-slideshow .service-slide.active { transform: scale(1.04); }
/* 左右点击热区：左 40% / 右 40%，中间 20% 留空避免误触；箭头默认隐藏，悬停卡片才浮现 */
.service-slideshow .slide-nav {
  position: absolute; top: 0; bottom: 0; width: 40%;
  display: flex; align-items: center; direction: ltr;
  background: transparent; border: 0; padding: 0; margin: 0;
  color: #fff; cursor: pointer; z-index: 2;
  -webkit-tap-highlight-color: transparent;
}
.service-slideshow .slide-prev { inset: 0 auto 0 0; justify-content: flex-start; padding-left: 22px; }
.service-slideshow .slide-next { inset: 0 0 0 auto; justify-content: flex-end; padding-right: 22px; }
.service-slideshow .slide-nav svg {
  width: 30px; height: 30px;
  opacity: 0; transform: scale(0.9);
  filter: drop-shadow(0 3px 10px rgba(14, 44, 32, 0.55));
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.service-card:hover .service-slideshow .slide-nav svg { opacity: 0.85; transform: scale(1); }
.service-slideshow .slide-nav:hover svg { opacity: 1; transform: scale(1.12); }
.service-slideshow .slide-nav:focus-visible { outline: 2px solid var(--gold); outline-offset: -4px; }
/* 触屏设备无 hover，箭头常显以免用户不知道可点 */
@media (hover: none), (hover: on-demand), (pointer: coarse) {
  .service-slideshow .slide-nav svg { opacity: 0.7; }
}
/* 键盘用户 Tab 聚焦时也应看到箭头 */
.service-slideshow .slide-nav:focus-visible svg { opacity: 1 !important; }
/* 编号与圆点不拦截点击 */
.service-number, .service-slideshow-dots { pointer-events: none; }
.service-slideshow-dots button { pointer-events: auto; }

/* 轮播圆点指示器 */
.service-slideshow-dots {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 3;
}
.service-slideshow-dots button {
  width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, 0.45); cursor: pointer;
  transition: all 0.35s ease;
}
.service-slideshow-dots button:hover { background: rgba(255, 255, 255, 0.75); }
.service-slideshow-dots button.active { background: var(--gold); width: 22px; border-radius: 100px; }
@media (prefers-reduced-motion: reduce) {
  .service-slideshow .service-slide { transition: opacity 0.01ms; }
}
.service-number {
  position: absolute; top: 24px; left: 24px; font-size: 56px; font-weight: 700; line-height: 1; letter-spacing: -1px;
  color: rgba(255, 255, 255, 0.9); text-shadow: 0 6px 20px rgba(14, 44, 32, 0.4);
  z-index: 2;
}
.service-content { padding: 36px 32px; display: flex; flex-direction: column; justify-content: center; height: auto; text-align: left; max-width: 100%; }
.service-content h3 { font-size: 22px; font-weight: 700; color: var(--text-primary); margin-bottom: 10px; letter-spacing: 0.2px; }
.service-tag {
  align-self: flex-start;
  color: var(--gold-dark); font-size: 12px; font-weight: 600; margin-bottom: 20px; letter-spacing: 1px; text-transform: uppercase;
  white-space: nowrap; display: inline-block; background: rgba(212, 175, 88, 0.1); padding: 6px 14px; border-radius: 100px;
  border: 1px solid rgba(212, 175, 88, 0.25); transition: var(--transition);
}
.service-tag:hover { background: var(--gold); color: var(--green-900); border-color: var(--gold); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(212, 175, 88, 0.3); }
.service-content p {
  color: var(--text-secondary); font-size: 15px; line-height: 1.75; margin-bottom: 22px;
  text-align: left; max-width: 56ch;
  font-family: var(--font-sans); font-style: normal;
  letter-spacing: 0; word-spacing: 0; hyphens: auto;
  -webkit-hyphens: auto;
}
.service-highlights { display: flex; gap: 10px; flex-wrap: nowrap; align-items: stretch; justify-content: space-between; }
.service-highlights span {
  padding: 7px 12px; background: rgba(212, 175, 88, 0.12); border-radius: 100px;
  font-size: 12px; color: var(--green-700); font-weight: 600; border: 1px solid rgba(26, 78, 56, 0.08); letter-spacing: 0.3px;
  white-space: nowrap; flex: 1 1 0; min-width: 0; text-align: center;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition); cursor: default; overflow: hidden;
}
.service-highlights span:hover { background: var(--gold); color: var(--green-900); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(212, 175, 88, 0.3); }

/* ===== 优势业务 ===== */
.advantages-section {
  background: linear-gradient(180deg, var(--bg-cream) 0%, #EFE9D9 100%);
  position: relative;
}
.advantages-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(26, 78, 56, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  opacity: 0.6;
}
.advantages-section > .container { position: relative; z-index: 1; }
/* ===== 优势业务：对开书（静态，无轮播） ===== */
.adv-book-wrap { display: flex; justify-content: center; }
.adv-book {
  position: relative;
  display: grid; grid-template-columns: 1fr 1fr;
  width: 100%; max-width: 1140px;
  border-radius: 6px 14px 14px 6px;
  background: #fff;
  box-shadow:
    0 2px 0 rgba(212, 175, 88, 0.25) inset,
    0 26px 60px rgba(26, 78, 56, 0.16),
    0 6px 18px rgba(26, 78, 56, 0.08);
  /* 书脊处内阴影：中间凹陷、两侧纸面向外翻 */
  background-image:
    linear-gradient(90deg,
      rgba(26, 78, 56, 0.055) 0%,
      rgba(26, 78, 56, 0.012) 7%,
      rgba(255, 255, 255, 0) 16%,
      rgba(255, 255, 255, 0) 84%,
      rgba(26, 78, 56, 0.012) 93%,
      rgba(26, 78, 56, 0.055) 100%);
}
/* 书脊：中央竖线 + 淡金线，形成装订感 */
.adv-book-spine {
  position: absolute; top: 0; bottom: 0; left: 50%;
  width: 42px; margin-left: -21px; pointer-events: none; z-index: 3;
  background: linear-gradient(90deg,
    rgba(14, 44, 32, 0) 0%,
    rgba(14, 44, 32, 0.10) 38%,
    rgba(14, 44, 32, 0.16) 50%,
    rgba(14, 44, 32, 0.10) 62%,
    rgba(14, 44, 32, 0) 100%);
}
.adv-book-spine::after {
  content: ''; position: absolute; top: 22px; bottom: 22px; left: 50%;
  width: 1px; margin-left: -0.5px;
  background: linear-gradient(180deg, transparent, rgba(212, 175, 88, 0.45) 12%, rgba(212, 175, 88, 0.45) 88%, transparent);
}
.adv-page {
  position: relative;
  padding: 44px 48px 46px 62px;      /* 左侧留出竖金条的位置 */
  display: flex; flex-direction: column; align-items: flex-start;
  text-align: left;
  /* 纸质纹理：极淡的斜向纤维 */
  background-image:
    repeating-linear-gradient(115deg, rgba(26,78,56,0.012) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(25deg, rgba(26,78,56,0.008) 0 1px, transparent 1px 7px);
}
.adv-page-left  { border-radius: 6px 0 0 6px; }
.adv-page-right { border-radius: 0 14px 14px 0; padding-left: 62px; }
/* 页码：呼应网页的衬线斜体风格 */
.adv-page-num {
  position: absolute; top: 30px; right: 44px;
  font-family: var(--font-serif); font-style: italic; font-weight: 700;
  font-size: 15px; letter-spacing: 1px; color: var(--gold-dark);
  opacity: 0.9;
}
/* 左侧金色书签条 */
.adv-page::before {
  content: ''; position: absolute; top: 40px; left: 34px;
  width: 3px; height: 62px;
  background: var(--gold); border-radius: 2px;
  opacity: 0.85;
}
.adv-page h3 {
  font-size: 19px; font-weight: 700; color: var(--text-primary);
  margin-bottom: 12px; letter-spacing: 0.2px; line-height: 1.4;
}
.adv-page p {
  color: var(--text-secondary); font-size: 14px; line-height: 1.78;
  text-align: left; max-width: 44ch; margin: 0;
  font-family: var(--font-sans); font-style: normal;
  letter-spacing: 0; word-spacing: 0; hyphens: auto; -webkit-hyphens: auto;
}
.adv-page .adv-icon {
  width: 62px; height: 62px; color: var(--green-700); margin-bottom: 18px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(212, 175, 88, 0.12); border-radius: 14px;
  transition: var(--transition);
  border: 1.5px solid rgba(212, 175, 88, 0.3);
}
.adv-page:hover .adv-icon { background: var(--gold); color: var(--green-900); box-shadow: 0 8px 20px rgba(212, 175, 88, 0.25); }
.adv-page .adv-icon svg { width: 34px; height: 34px; stroke-width: 2.4; }

/* 图标放大20%、线条加粗 */
.adv-icon {
  width: 62px; height: 62px; color: var(--green-700); margin-bottom: 14px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(212, 175, 88, 0.12); border-radius: 14px; transition: var(--transition);
  border: 1.5px solid rgba(212, 175, 88, 0.3);
}
.adv-icon svg { width: 34px; height: 34px; stroke-width: 2.4; }


/* ============ 全球地图 3D 现代简约风 ============ */
.global-map-new {
  position: relative;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(255, 222, 130, 0.22) 0%, transparent 55%),
    radial-gradient(ellipse at 20% 90%, rgba(143, 226, 186, 0.16) 0%, transparent 55%),
    linear-gradient(135deg, #0E2C20 0%, #1A4E38 60%, #2A6B4E 100%);
  border-radius: 24px;
  padding: 44px 40px 32px;
  color: #fff;
  overflow: hidden;
  border: 1px solid rgba(212, 175, 88, 0.2);
  box-shadow: 0 24px 60px rgba(14, 44, 32, 0.32), inset 0 1px 0 rgba(255, 222, 130, 0.1);
  perspective: 2200px;
  transform-style: preserve-3d;
}

/* 科技点阵背景 */
.map-grid-bg {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 222, 130, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 1px 1px, rgba(248, 246, 239, 0.06) 1px, transparent 1px);
  background-size: 32px 32px, 16px 16px;
  background-position: 0 0, 8px 8px;
  opacity: 0.9;
  pointer-events: none;
}

.map-glow-1, .map-glow-2 {
  position: absolute; border-radius: 50%; pointer-events: none;
  filter: blur(40px);
}
.map-glow-1 {
  top: -180px; right: -180px; width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(212, 175, 88, 0.28) 0%, transparent 60%);
  animation: glowMove1 14s ease-in-out infinite alternate;
}
.map-glow-2 {
  bottom: -160px; left: -160px; width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(143, 226, 186, 0.2) 0%, transparent 60%);
  animation: glowMove2 18s ease-in-out infinite alternate;
}
@keyframes glowMove1 { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(-40px, 30px) scale(1.15); } }
@keyframes glowMove2 { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(50px, -30px) scale(1.2); } }

/* 头部 legend */
.map-header { position: relative; z-index: 2; margin-bottom: 32px; }
.map-legend { display: flex; justify-content: center; gap: 36px; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(248, 246, 239, 0.85); font-weight: 500; white-space: nowrap; }
.legend-dot { width: 12px; height: 12px; border-radius: 50%; box-shadow: 0 0 12px currentColor; }
.legend-dot.hq  { background: #FFE49A; color: rgba(255, 222, 130, 0.8); }
.legend-dot.hub { background: #8FE2BA; color: rgba(143, 226, 186, 0.8); }

/* 3D 地图画布 */
/* 地图保持正射俯视（不做 rotateX 倾斜）：
   标记坐标按等距圆柱投影计算，任何倾斜都会破坏经纬度对应关系 */
.map-stage {
  position: relative;
  height: 540px;
  transform: none;
  z-index: 2;
}

/* SVG 连线层 */
.map-lines {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.grid-lines line {
  stroke: rgba(212, 175, 88, 0.12);
  stroke-width: 1;
  stroke-dasharray: 3 5;
}
.trade-path {
  stroke: url(#lineGrad);
  stroke-width: 2.4;
  fill: none;
  stroke-dasharray: 8 6;
  stroke-linecap: round;
  filter: drop-shadow(0 0 6px rgba(255, 222, 130, 0.6));
  animation: dashFlow 8s linear infinite;
}
.trade-path:nth-child(2) { animation-duration: 10s; animation-direction: reverse; }
.trade-path:nth-child(3) { animation-duration: 12s; }
.trade-path:nth-child(4) { animation-duration: 9s; animation-direction: reverse; }
@keyframes dashFlow { to { stroke-dashoffset: -200; } }

/* ===== 地标 marker ===== */
.map-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 5;
  --marker-color: #FFE49A;
  --marker-glow: rgba(255, 222, 130, 0.7);
}
.map-marker.m-hq  { --marker-color: #FFE49A; --marker-glow: rgba(255, 222, 130, 0.85); }
.map-marker.m-hub { --marker-color: #8FE2BA; --marker-glow: rgba(143, 226, 186, 0.8); }

/* 脉冲光圈（外圈扩散） */
.marker-pulse {
  position: absolute;
  top: 50%; left: 50%;
  width: 60px; height: 60px;
  margin: -30px 0 0 -30px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--marker-glow) 0%, transparent 70%);
  animation: markerPulse 2.4s ease-out infinite;
  pointer-events: none;
}
@keyframes markerPulse {
  0%   { transform: scale(0.4); opacity: 1; }
  80%  { opacity: 0.05; }
  100% { transform: scale(2.6); opacity: 0; }
}

/* 中心圆点 */
.marker-core {
  position: relative;
  width: 18px; height: 18px;
  background: var(--marker-color);
  border: 2px solid #fff;
  border-radius: 50%;
  box-shadow:
    0 0 0 4px rgba(0, 0, 0, 0.35),
    0 0 16px var(--marker-glow),
    0 0 28px var(--marker-glow);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 2;
}

/* 地名 pill（默认显示） */
.marker-label {
  position: absolute;
  top: -34px; left: 50%;
  transform: translateX(-50%);
  background: rgba(14, 44, 32, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(212, 175, 88, 0.35);
  color: #FFE49A;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 3;
}
.marker-label::after {
  content: '';
  position: absolute;
  bottom: -5px; left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 8px; height: 8px;
  background: rgba(14, 44, 32, 0.85);
  border-right: 1px solid rgba(212, 175, 88, 0.35);
  border-bottom: 1px solid rgba(212, 175, 88, 0.35);
}

/* hover 时弹出的信息卡（下方） */
.marker-info {
  position: absolute;
  bottom: -54px; left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: linear-gradient(135deg, #FFE49A 0%, #D4AF58 100%);
  color: #0E2C20;
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  display: flex; flex-direction: column; gap: 2px; align-items: center;
  box-shadow: 0 8px 22px rgba(212, 175, 88, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 4;
  min-width: 160px;
}
.marker-info::before {
  content: '';
  position: absolute;
  top: -5px; left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 10px; height: 10px;
  background: linear-gradient(135deg, #FFE49A 0%, #FFE49A 50%, #D4AF58 100%);
}
.marker-info .info-tag {
  font-size: 10px;
  letter-spacing: 1px;
  font-weight: 800;
  text-transform: uppercase;
  color: #5C3F0B;
}
.marker-info .info-city {
  font-size: 12px;
  font-weight: 700;
  color: #0E2C20;
}

/* ===== HOVER 交互 ===== */
.map-marker:hover .marker-core {
  transform: scale(1.7);
  box-shadow:
    0 0 0 5px rgba(0, 0, 0, 0.35),
    0 0 28px var(--marker-glow),
    0 0 48px var(--marker-glow);
}
.map-marker:hover .marker-label {
  background: var(--marker-color);
  color: #0E2C20;
  border-color: #fff;
  transform: translateX(-50%) translateY(-4px) scale(1.08);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
}
.map-marker:hover .marker-label::after {
  background: var(--marker-color);
  border-color: #fff;
}
.map-marker:hover .marker-info {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.map-marker:hover .marker-pulse { animation-duration: 1.2s; }

/* ===== 底部数据条 ===== */
.map-stats {
  position: relative;
  z-index: 2;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(212, 175, 88, 0.18);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
}
.stat-item { display: flex; flex-direction: column; align-items: center; gap: 6px; min-width: 100px; padding: 6px 12px; }
.map-stats .stat-item {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 6px 12px !important;
}
.map-stats .stat-item:hover { transform: none !important; box-shadow: none !important; }
.stat-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 38px;
  font-weight: 700;
  color: #FFE49A;
  text-shadow: 0 4px 16px rgba(212, 175, 88, 0.5), 0 0 28px rgba(255, 222, 130, 0.3);
  letter-spacing: -0.5px;
  line-height: 1;
}
.stat-lbl { font-size: 12px; color: #F8F6EF; text-transform: uppercase; letter-spacing: 1.8px; font-weight: 600; white-space: nowrap; opacity: 0.9; }
.stat-divider { width: 1px; height: 40px; background: linear-gradient(180deg, transparent, rgba(212, 175, 88, 0.35), transparent); }

/* ===== 合作案例 ===== */
.cases-section { background: var(--bg-cream); }

/* ===== 案例区：图文卡片联动 ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;   /* 三卡等高，底边对齐 */
}
.case-card {
  display: flex; flex-direction: column;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(212, 175, 88, 0.16);
  box-shadow: 0 10px 30px rgba(26, 78, 56, 0.07);
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 48px rgba(26, 78, 56, 0.14);
}
.case-image { position: relative; height: 216px; overflow: hidden; }
.case-image img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.8) contrast(1.02);
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.case-image::after {
  content: ''; position: absolute; inset: 0; background: var(--green);
  opacity: 0; transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1); pointer-events: none;
}
.case-card:hover .case-image img { transform: scale(1.06); }
.case-card:hover .case-image::after { opacity: 0.16; }
.case-cat {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  padding: 5px 14px;
  background: rgba(255, 255, 255, 0.95); color: var(--green-700);
  font-size: 11px; font-weight: 600; letter-spacing: 0.5px;
  border-radius: 100px; backdrop-filter: blur(10px); white-space: nowrap;
  border: 1px solid rgba(212, 175, 88, 0.3); box-shadow: 0 4px 12px rgba(14, 44, 32, 0.12);
}
.case-content { padding: 26px 26px 30px; display: flex; flex-direction: column; flex: 1; }
.case-content h3 {
  font-size: 17px; font-weight: 700; color: var(--text-primary);
  margin-bottom: 12px; line-height: 1.45; letter-spacing: 0.2px;
}
.case-content p {
  color: var(--text-secondary); font-size: 14px; line-height: 1.78; margin: 0;
  text-align: left; hyphens: auto; -webkit-hyphens: auto;
}
/* 案例标签：贴在正文下方 */
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.case-tags span {
  padding: 5px 13px;
  background: rgba(26, 78, 56, 0.05);
  color: var(--green-700);
  font-size: 12px; font-weight: 500; letter-spacing: 0.2px;
  border-radius: 100px;
  border: 1px solid rgba(26, 78, 56, 0.14);
  transition: background 0.3s ease, border-color 0.3s ease;
}
.case-card:hover .case-tags span {
  background: rgba(212, 175, 88, 0.12);
  border-color: rgba(212, 175, 88, 0.4);
}
/* ===== 关于我们 ===== */
.about-section { background: var(--bg-white); }
.about-wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 72px; align-items: center; }
.about-content .section-label { display: block; margin-bottom: 12px; }
.about-content .section-title { display: block; margin-bottom: 28px; }
.about-content .section-title::after { left: 0; transform: none; }
.about-lead {
  font-size: 17px; font-weight: 600; color: var(--text-primary); line-height: 1.8;
  margin-bottom: 14px; max-width: 60ch;
  text-align: left; font-family: var(--font-sans); font-style: normal;
  letter-spacing: 0; word-spacing: 0; hyphens: auto;
  -webkit-hyphens: auto;
}
.about-year {
  font-family: var(--font-sans);
  font-style: normal;
  font-weight: 700;
  font-variant-numeric: lining-nums tabular-nums;
  color: var(--green-700);
  letter-spacing: 0.5px;
  padding: 0 2px;
  font-feature-settings: 'tnum' 1, 'lnum' 1;
}
.about-content > p {
  color: var(--text-secondary); font-size: 15px; line-height: 1.8; margin-bottom: 32px; max-width: 64ch;
  text-align: left; font-family: var(--font-sans); font-style: normal;
  letter-spacing: 0; word-spacing: 0; hyphens: auto;
  -webkit-hyphens: auto;
}
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat-item {
  text-align: center; padding: 24px 12px; background: var(--bg-card); border-radius: var(--radius-md);
  border-top: 3px solid var(--gold); transition: var(--transition); box-shadow: var(--shadow-xs);
}
.stat-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.stat-number { font-size: 28px; font-weight: 700; color: var(--green-700); line-height: 1; margin-bottom: 6px; }
.stat-label { font-size: 12px; color: var(--text-tertiary); font-weight: 500; }

.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.about-image img { width: 100%; height: auto; display: block; border-radius: var(--radius-lg); filter: saturate(0.7) contrast(1.02); }
.about-image-accent { position: absolute; top: -18px; right: -18px; width: 110px; height: 110px; border: 3px solid var(--gold); border-radius: var(--radius-lg); z-index: -1; opacity: 0.55; }

/* ===== 底部 ===== */
.footer {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(212, 175, 88, 0.1) 0%, transparent 55%),
    radial-gradient(ellipse at 90% 100%, rgba(26, 78, 56, 0.4) 0%, transparent 55%),
    var(--green-800);
  color: #fff; padding-top: 72px; position: relative; overflow: visible;
}
.footer-top { display: grid; grid-template-columns: 1.05fr 1.3fr; gap: 72px; align-items: start; padding-bottom: 56px; border-top: 1px solid rgba(212, 175, 88, 0.14); padding-top: 40px; border-bottom: 1px solid rgba(212, 175, 88, 0.14); position: relative; z-index: 1; }
.footer-logo-row { padding-top: 0; padding-bottom: 24px; }
.footer-logo { display: inline-flex; align-items: center; transition: var(--transition); }
.footer-logo-full { height: 44px; width: auto; display: block; transition: var(--transition); filter: drop-shadow(0 2px 10px rgba(14, 44, 32, 0.3)); }
.footer-logo:hover .footer-logo-full { filter: drop-shadow(0 2px 14px rgba(212, 175, 88, 0.4)); transform: translateY(-1px); }
.footer-slogan { font-size: 20px; color: var(--gold-light); margin-bottom: 28px; font-weight: 600; letter-spacing: 0.2px; line-height: 1.4; }

.contact-list { list-style: none; display: flex; flex-direction: column; gap: 0; }
.contact-list li { display: flex; align-items: center; gap: 14px; padding: 9px 0; min-height: 58px; }
/* 联系方式图标：金色点缀，尺寸放大 */
.contact-icon {
  width: 40px; height: 40px; background: rgba(212, 175, 88, 0.16); border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; color: var(--gold); flex-shrink: 0;
  border: 1px solid rgba(212, 175, 88, 0.3);
}
.contact-icon svg { width: 18px; height: 18px; }
.contact-list li > .contact-text { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.contact-label { font-size: 11px; color: rgba(248, 246, 239, 0.5); font-weight: 500; text-transform: uppercase; letter-spacing: 1px; white-space: nowrap; }
.contact-value { font-size: 14px; color: rgba(248, 246, 239, 0.92); white-space: nowrap; }
/* 新加坡公司地址：紧凑行距 */
.contact-value-sg { display: flex; flex-direction: column; gap: 0; line-height: 1.3; }
.contact-value-sg .sg-company { font-weight: 600; letter-spacing: 0.2px; }
.contact-value-sg .sg-line { font-size: 13px; color: rgba(248, 246, 239, 0.78); line-height: 1.28; }
/* 含多行地址时，联系信息整体行距收紧 */
.contact-list li > .contact-text { gap: 2px; }
/* 左列标签与值、右列表单，行高统一按 22px 走，两边节奏一致 */
.contact-label, .contact-value { line-height: 22px; }

/* 表单标题与左列 slogan 同行高、同下边距 */
.footer-form-wrap h3 { font-size: 20px; font-weight: 600; margin-bottom: 28px; color: #fff; letter-spacing: 0.2px; line-height: 1.4; }
/* 表单标题与左栏 slogan 同排对齐 */
.footer-form-wrap { padding-top: 0; }
/* 行距对齐左列：左列每项步长 64px（内容 46 + 上下 padding 9×2），
   表单取 height 46 + gap 18 = 64，两边节奏完全一致 */
.footer-form { display: flex; flex-direction: column; gap: 18px; }
.form-group { position: relative; display: flex; }
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px; background: rgba(248, 246, 239, 0.05);
  border: 1px solid rgba(212, 175, 88, 0.35); border-radius: var(--radius-sm); color: #F8F6EF;
  font-size: 14px; font-family: inherit; transition: var(--transition); resize: none;
  line-height: 22px;
}
/* 单行输入框统一高度，与左列条目等高，整体行距节奏一致 */
.footer-form .form-group input { height: 46px; padding-top: 0; padding-bottom: 0; }
/* 留言框高度取「两格行距」：64×2 − 18 = 110 */
.footer-form .form-group textarea { min-height: 110px; max-height: 110px; padding-top: 12px; padding-bottom: 12px; }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(248, 246, 239, 0.5); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--gold); background: rgba(248, 246, 239, 0.08); box-shadow: 0 0 0 3px rgba(212, 175, 88, 0.12); }
.captcha-group { display: flex; gap: 10px; }
.captcha-group input { flex: 1; }
.captcha-box {
  width: 100px; height: 42px; background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 100%);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700; color: var(--green-900); letter-spacing: 4px; cursor: pointer;
  user-select: none; flex-shrink: 0; transition: var(--transition);
}
.captcha-box:hover { opacity: 0.92; transform: scale(1.02); }
.form-submit {
  padding: 12px 28px; background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  color: var(--green-900); border: none; border-radius: 100px; font-size: 14px; font-weight: 600; cursor: pointer;
  transition: var(--transition); font-family: inherit; letter-spacing: 0.5px; align-self: flex-start;
  flex-shrink: 0;
}
.form-submit:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(212, 175, 88, 0.35); }

.footer-bottom { padding: 22px 0; text-align: left; }
.footer-bottom p { font-size: 12px; color: rgba(248, 246, 239, 0.4); }

/* ===== 右侧悬浮工具 ===== */
.floating-tools { position: fixed; right: 22px; bottom: 100px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.float-btn {
  width: 56px; height: 56px; background: #fff; border: 1px solid var(--border); border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; cursor: pointer;
  transition: var(--transition); box-shadow: var(--shadow-sm); color: var(--green-700); position: relative;
}
.float-btn:hover {
  background: var(--gold); color: var(--green-900); border-color: var(--gold);
  transform: scale(1.12) translateY(-2px);
  box-shadow: 0 10px 26px rgba(212, 175, 88, 0.4);
}
.float-btn svg { width: 19px; height: 19px; }
.float-btn span { font-size: 10px; font-weight: 600; letter-spacing: 0.3px; }
.wechat-btn { position: relative; }
.wechat-popup {
  position: absolute; right: 62px; top: 50%; transform: translateY(-50%) translateX(20px);
  background: #fff; border-radius: var(--radius-md); padding: 16px; box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden; transition: var(--transition); width: 140px; text-align: center; color: var(--text-primary); pointer-events: none;
}
.wechat-btn:hover .wechat-popup { opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0); pointer-events: auto; }
.wechat-popup .wechat-qr { width: 100px; height: 100px; margin: 0 auto 8px; padding: 8px; background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-sm); color: var(--green-800); }
.wechat-popup p { font-size: 12px; color: var(--text-tertiary); margin: 0; }

/* 邮箱弹窗 */
.email-btn { position: relative; }
.email-popup {
  position: absolute; right: 70px; top: 50%; transform: translateY(-50%) translateX(20px);
  background: #fff; border-radius: var(--radius-md); padding: 16px 18px; box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  opacity: 0; visibility: hidden; transition: var(--transition); width: 240px; pointer-events: none;
  display: flex; flex-direction: column; align-items: stretch; gap: 10px; color: var(--text-primary);
}
.email-btn.show-popup .email-popup { opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0); pointer-events: auto; }
.email-popup-title { font-size: 11px; letter-spacing: 1.2px; color: var(--gold-dark); font-weight: 600; margin: 0; text-transform: uppercase; text-align: center; }
.email-popup-link {
  display: block; font-size: 14px; font-weight: 600; color: var(--green-800);
  text-decoration: none; text-align: center; padding: 10px 12px; word-break: break-all;
  background: var(--bg-cream); border-radius: var(--radius-sm);
  border: 1px solid rgba(212, 175, 88, 0.28);
  transition: var(--transition); letter-spacing: 0.2px;
  cursor: pointer;
}
.email-popup-link:hover { background: rgba(212, 175, 88, 0.16); color: var(--green-900); border-color: var(--gold); }
.email-copy-btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 12px; background: var(--green-800); color: var(--cream);
  border: none; border-radius: var(--radius-sm); cursor: pointer;
  font-family: inherit; font-size: 12px; font-weight: 600; letter-spacing: 0.5px;
  transition: var(--transition);
}
.email-copy-btn:hover { background: var(--green-900); }
.email-copy-btn.copied { background: var(--gold); color: var(--green-900); }
.email-copy-btn svg { width: 13px; height: 13px; }
.email-popup::after {
  content: ''; position: absolute; right: -6px; top: 50%; transform: translateY(-50%) rotate(45deg);
  width: 12px; height: 12px; background: #fff; border-right: 1px solid var(--border-light);
  border-top: 1px solid var(--border-light);
}

/* 电话弹窗（与邮箱弹窗同样的样式） */
.call-btn { position: relative; }
.call-popup {
  position: absolute; right: 70px; top: 50%; transform: translateY(-50%) translateX(20px);
  background: #fff; border-radius: var(--radius-md); padding: 16px 18px; box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  opacity: 0; visibility: hidden; transition: var(--transition); width: 240px; pointer-events: none;
  display: flex; flex-direction: column; align-items: stretch; gap: 10px; color: var(--text-primary);
}
.call-btn.show-popup .call-popup { opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0); pointer-events: auto; }
.call-popup-title { font-size: 11px; letter-spacing: 1.2px; color: var(--gold-dark); font-weight: 600; margin: 0; text-transform: uppercase; text-align: center; }
.call-popup-link {
  display: block; font-size: 15px; font-weight: 700; color: var(--green-800);
  text-decoration: none; text-align: center; padding: 10px 12px; word-break: break-all;
  background: var(--bg-cream); border-radius: var(--radius-sm);
  border: 1px solid rgba(212, 175, 88, 0.28);
  transition: var(--transition); letter-spacing: 0.3px;
  cursor: pointer; font-family: var(--font-sans);
}
.call-popup-link:hover { background: rgba(212, 175, 88, 0.16); color: var(--green-900); border-color: var(--gold); }
.call-popup-hours { font-size: 11px; color: var(--text-tertiary); margin: -4px 0 0; text-align: center; letter-spacing: 0.3px; }
.call-copy-btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 12px; background: var(--green-800); color: var(--cream);
  border: none; border-radius: var(--radius-sm); cursor: pointer;
  font-family: inherit; font-size: 12px; font-weight: 600; letter-spacing: 0.5px;
  transition: var(--transition);
}
.call-copy-btn:hover { background: var(--green-900); }
.call-copy-btn.copied { background: var(--gold); color: var(--green-900); }
.call-copy-btn svg { width: 13px; height: 13px; }
.call-popup::after {
  content: ''; position: absolute; right: -6px; top: 50%; transform: translateY(-50%) rotate(45deg);
  width: 12px; height: 12px; background: #fff; border-right: 1px solid var(--border-light);
  border-top: 1px solid var(--border-light);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .container, .nav-container { padding: 0 28px; }
  .adv-page { padding: 34px 34px 36px 50px; }
  .adv-page-num { top: 24px; right: 30px; }
  .adv-page::before { top: 32px; left: 26px; height: 52px; }
  .adv-page h3 { font-size: 17px; }
  .adv-page p { font-size: 13px; line-height: 1.72; }
  .about-wrap { grid-template-columns: 1fr; gap: 44px; }
  .cases-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .case-image { height: 176px; }
  .case-content { padding: 20px 20px 24px; }
  .case-content h3 { font-size: 16px; }
  .case-content p { font-size: 13px; line-height: 1.72; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .qr-code { margin: 0 0 12px 0; }
  .hero-stats-row { gap: 28px; }
  .nav-menu { gap: 18px; }
  .nav-link { font-size: 13px; letter-spacing: 0.2px; }
  .nav-phone { padding: 6px 13px; font-size: 13px; gap: 8px; }
  .lang-btn { padding: 5px 9px; }
}
@media (max-width: 768px) {
  .nav-container { padding: 0 20px; height: 64px; }
  .logo-img-full { height: 36px; }
  .nav-menu {
    position: fixed; top: 64px; left: 0; right: 0; background: rgba(14, 44, 32, 0.97);
    flex-direction: column; padding: 28px; gap: 22px; transform: translateY(-120%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: 0 8px 32px rgba(14, 44, 32, 0.25);
    border-bottom: 1px solid rgba(212, 175, 88, 0.14);
  }
  .nav-menu.open { transform: translateY(0); }
  .menu-toggle { display: flex; }
  .hero { height: auto; min-height: auto; max-height: none; padding: 90px 0 44px; }
  .hero-content { padding: 0 24px; }
  .hero-label { margin-bottom: 16px; font-size: 9.5px; letter-spacing: 1px; padding: 5px 11px; line-height: 1.5; white-space: normal; word-break: break-word; }
  .hero-title { letter-spacing: 0.3px; margin-bottom: 12px; }
  .hero-subtitle { margin-bottom: 24px; }
  .hero-cta { flex-direction: column; gap: 10px; margin-bottom: 32px; }
  .btn-primary, .btn-ghost { width: 100%; max-width: 240px; }
  .hero-stats-row { gap: 20px; flex-wrap: wrap; justify-content: center; }
  .hero-stat-num { font-size: 24px; }
  .hero-divider { display: none; }
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 36px; }
  .service-card, .service-card.reverse { grid-template-columns: 1fr; direction: ltr; }
  .service-image { height: 240px; }
  .service-content { padding: 26px 22px; }
  .service-content h3 { font-size: 19px; }
  .global-map-new { padding: 32px 20px 24px; }
  .map-stage { height: 460px; }
  .map-legend { gap: 18px; }
  .stat-divider { display: none; }
  .map-stats { gap: 24px; }
  /* 窄屏：案例卡片改为两列 */
  .cases-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .case-image { height: 190px; }
  .case-content { padding: 22px 22px 26px; }
  /* 窄屏：对开书改为上下两页，书脊转为横向分隔线 */
  .adv-book { grid-template-columns: 1fr; border-radius: 14px; }
  .adv-page-left  { border-radius: 14px 14px 0 0; }
  .adv-page-right { border-radius: 0 0 14px 14px; }
  .adv-page { padding: 28px 24px 30px 44px; }
  .adv-page-num { top: 22px; right: 24px; }
  .adv-page::before { top: 28px; left: 22px; height: 48px; }
  .adv-book-spine {
    top: 50%; bottom: auto; left: 0; right: 0; width: auto; height: 34px; margin: -17px 0 0;
    background: linear-gradient(180deg, transparent, rgba(14, 44, 32, 0.10), transparent);
  }
  .adv-book-spine::after {
    top: 50%; bottom: auto; left: 22px; right: 22px; width: auto; height: 1px; margin: -0.5px 0 0;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 88, 0.45), transparent);
  }
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .footer-qr { text-align: center; }
  .qr-code { margin: 0 auto 12px; }
  .floating-tools { right: 12px; bottom: 80px; }
  .float-btn { width: 48px; height: 48px; }
  .float-btn svg { width: 16px; height: 16px; }
  .wechat-popup { right: 60px; }
  .email-popup { right: 60px; width: 220px; }
  .call-popup { right: 60px; width: 220px; }
}
@media (max-width: 480px) {
  .cases-grid { grid-template-columns: 1fr; gap: 18px; }
  .case-image { height: 200px; }
  .hero-stat-num { font-size: 22px; }
  .lang-switch { padding: 3px 0; }
  .lang-btn { padding: 4px 8px; font-size: 11px; }
  .stat-number { font-size: 22px; }
  .footer-logo-full { height: 38px; }
}

/* 窄屏（≤560px）放开标题强制不换行，避免长单词溢出视口 */
@media (max-width: 560px) {
  .hero-title { font-size: clamp(26px, 7.4vw, 40px); }
  .hero-title .line { white-space: normal; }
}

/* ===== 滚动动画（克制：缓慢淡入，无弹跳） ===== */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1), transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== 无障碍：尊重「减少动态效果」偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  .hero-video { animation: none; transform: scale(1.06); }
  .hero-label, .hero-title, .hero-subtitle, .hero-cta, .hero-stats-row { opacity: 1; animation: none; transform: none; }
  .scroll-indicator { opacity: 1; animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}