/* ==========================================================================
   铭赞网络 · 全站样式
   说明:本站全部使用系统字体栈,未使用任何可能侵权的字体。
   ========================================================================== */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:15px;line-height:1.7;color:#2c3e50;background:#ffffff;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;loading:lazy}
/* SVG 安全兜底:任何未指定 width/height 的 SVG 都不允许撑爆容器 */
svg:not([width]):not([height]){width:1em;height:1em;max-width:100%;max-height:100%}
svg{max-width:100%;max-height:100%;flex-shrink:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:#d4a849}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:0}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;color:#0a2540}

.container{max-width:1280px;margin:0 auto;padding:0 24px}
section{position:relative;padding:80px 0}
@media (max-width:768px){section{padding:48px 0}}

/* ===== 顶部导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(10,37,64,.78);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(212,168,73,.18);
  transition:background .3s ease,padding .3s ease;
}
.site-header.scrolled{background:rgba(10,37,64,.96);box-shadow:0 6px 24px rgba(0,0,0,.18)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;padding:0 32px;max-width:1400px;margin:0 auto;gap:32px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:22px;font-weight:800;color:#fff;letter-spacing:.5px}
.logo-mark{display:inline-flex;align-items:center;gap:6px;color:#fff}
.logo-r{
  display:inline-block;width:18px;height:18px;border:1.5px solid #d4a849;border-radius:50%;
  font-size:11px;font-weight:700;color:#d4a849;text-align:center;line-height:15px;flex-shrink:0;
  vertical-align:super;margin-left:1px;transform:translateY(-6px);
}
.logo-divider{color:rgba(255,255,255,.4);font-weight:300;margin:0 4px}
.logo-sub{color:#d4a849;font-weight:600;font-size:18px}

.main-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}
.main-nav a{
  position:relative;padding:10px 16px;color:rgba(255,255,255,.85);
  font-size:15px;font-weight:500;border-radius:6px;transition:all .2s;
}
.main-nav a:hover{color:#d4a849;background:rgba(212,168,73,.08)}
.main-nav a.active{color:#d4a849}
.main-nav a.active::after{content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;background:#d4a849}

.header-cta{flex-shrink:0}
.btn-tel{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 18px;background:linear-gradient(135deg,#d4a849,#b8892e);
  color:#fff;border-radius:24px;font-weight:600;font-size:14px;
  box-shadow:0 4px 14px rgba(212,168,73,.35);transition:transform .2s,box-shadow .2s;
}
.btn-tel:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(212,168,73,.5);color:#fff}

.menu-toggle{display:none;width:36px;height:36px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.menu-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:transform .3s,opacity .3s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:1024px){
  .main-nav a{padding:8px 10px;font-size:14px}
  .logo{font-size:18px}.logo-sub{font-size:15px}
}
@media (max-width:900px){
  .menu-toggle{display:flex}
  .main-nav{
    position:fixed;top:72px;left:0;right:0;flex-direction:column;
    background:rgba(10,37,64,.98);backdrop-filter:blur(14px);
    padding:20px;gap:0;align-items:stretch;max-height:0;overflow:hidden;
    transition:max-height .4s ease;
  }
  .main-nav.open{max-height:80vh;overflow-y:auto}
  .main-nav a{padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.08);border-radius:0}
  .header-cta .btn-tel{padding:8px 14px;font-size:13px}
  .header-inner{padding:0 18px;height:64px;gap:12px}
  .site-header{background:rgba(10,37,64,.95)}
}

/* ===== 首屏 Hero ===== */
.hero{
  position:relative;min-height:100vh;padding-top:72px;overflow:hidden;
  background:linear-gradient(135deg,#0a2540 0%,#0f3460 50%,#1a4d80 100%);
  display:flex;align-items:center;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(circle at 15% 30%,rgba(212,168,73,.25) 0%,transparent 35%),
    radial-gradient(circle at 85% 70%,rgba(64,145,220,.30) 0%,transparent 40%),
    radial-gradient(circle at 50% 100%,rgba(212,168,73,.18) 0%,transparent 50%);
  animation:heroGlow 12s ease-in-out infinite;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:
    linear-gradient(rgba(212,168,73,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(212,168,73,.06) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);
}
@keyframes heroGlow{0%,100%{opacity:1}50%{opacity:.7}}

.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;padding:60px 0}
.hero-content{color:#fff}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 18px;border:1px solid rgba(212,168,73,.5);border-radius:30px;
  font-size:13px;color:#d4a849;background:rgba(212,168,73,.08);
  margin-bottom:24px;letter-spacing:1px;
}
.hero-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:#d4a849;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}

.hero h1{
  font-size:clamp(32px,5vw,56px);font-weight:800;color:#fff;line-height:1.15;
  margin-bottom:24px;letter-spacing:-.5px;
}
.hero h1 .gradient{
  background:linear-gradient(135deg,#d4a849,#f0d28a,#d4a849);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  background-size:200% auto;animation:shimmer 3s linear infinite;
}
@keyframes shimmer{0%{background-position:0% center}100%{background-position:200% center}}
.hero-sub{font-size:clamp(16px,1.8vw,20px);color:rgba(255,255,255,.85);line-height:1.7;margin-bottom:36px;max-width:640px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;border-radius:30px;font-weight:600;font-size:15px;
  transition:all .25s ease;cursor:pointer;
}
.btn-primary{background:linear-gradient(135deg,#d4a849,#b8892e);color:#fff;box-shadow:0 8px 24px rgba(212,168,73,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(212,168,73,.55);color:#fff}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.3);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:#d4a849;color:#fff}

.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:32px;border-top:1px solid rgba(255,255,255,.12)}
.stat-item{text-align:left}
.stat-num{font-size:32px;font-weight:800;color:#d4a849;line-height:1;margin-bottom:6px}
.stat-num .small{font-size:18px}
.stat-label{font-size:13px;color:rgba(255,255,255,.7)}

.hero-visual{position:relative;height:480px;display:flex;align-items:center;justify-content:center}
.floating-card{
  position:absolute;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);
  border:1px solid rgba(212,168,73,.2);border-radius:16px;
  padding:20px 24px;box-shadow:0 16px 48px rgba(0,0,0,.18);
  animation:floatY 5s ease-in-out infinite;
}
.floating-card.card-1{top:8%;left:0;animation-delay:0s}
.floating-card.card-2{top:38%;right:0;animation-delay:1.2s}
.floating-card.card-3{bottom:8%;left:18%;animation-delay:2.4s}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.fc-title{font-size:13px;color:#6c7a8c;margin-bottom:4px;display:flex;align-items:center;gap:6px}
.fc-value{font-size:24px;font-weight:800;color:#0a2540}
.fc-value .up{color:#16a085;font-size:14px;margin-left:4px}
.fc-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#d4a849,#b8892e);color:#fff}
.fc-icon svg{width:18px;height:18px}

.hero-orb{
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,#f0d28a,#d4a849 35%,#b8892e 75%,#8b6914 100%);
  box-shadow:0 0 80px rgba(212,168,73,.6),inset 0 0 60px rgba(255,255,255,.2);
  position:relative;animation:orbRotate 18s linear infinite;
}
.hero-orb::before{content:"";position:absolute;inset:-20px;border:1px dashed rgba(212,168,73,.4);border-radius:50%;animation:orbRotate 30s linear infinite reverse}
.hero-orb::after{content:"";position:absolute;inset:-50px;border:1px solid rgba(212,168,73,.2);border-radius:50%;animation:orbRotate 45s linear infinite}
@keyframes orbRotate{from{transform:rotate(0)}to{transform:rotate(360deg)}}

@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:30px}
  .hero-visual{height:340px;order:-1}
  .hero-orb{width:200px;height:200px}
  .floating-card{padding:14px 18px}
  .fc-value{font-size:18px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:16px}
  .stat-num{font-size:24px}
}

/* ===== 通用 section ===== */
.section-head{text-align:center;max-width:780px;margin:0 auto 56px}
.section-tag{
  display:inline-block;padding:6px 16px;background:rgba(212,168,73,.1);color:#b8892e;
  border-radius:20px;font-size:13px;font-weight:600;letter-spacing:1.5px;margin-bottom:14px;
}
.section-title{font-size:clamp(28px,3.5vw,40px);margin-bottom:16px;letter-spacing:-.3px}
.section-title .accent{color:#d4a849}
.section-desc{color:#6c7a8c;font-size:16px;line-height:1.8}

.services{background:#f8fafc}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.service-card{
  position:relative;background:#fff;border-radius:18px;padding:36px 30px;
  border:1px solid #e8edf3;transition:all .35s ease;overflow:hidden;
}
.service-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,#d4a849,#b8892e);transform:scaleX(0);transform-origin:left;
  transition:transform .35s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(10,37,64,.12);border-color:#d4a849}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{
  width:64px;height:64px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;
  background:linear-gradient(135deg,rgba(212,168,73,.15),rgba(212,168,73,.05));
  color:#d4a849;
}
.service-icon svg{width:32px;height:32px}
.service-card h3{font-size:22px;margin-bottom:12px}
.service-card .desc{color:#6c7a8c;font-size:14.5px;line-height:1.75;margin-bottom:18px}
.service-features{display:grid;gap:10px;margin-bottom:22px}
.service-features li{display:flex;align-items:flex-start;gap:8px;color:#455565;font-size:14px}
.service-features li::before{
  content:"";flex-shrink:0;width:18px;height:18px;border-radius:50%;
  background:linear-gradient(135deg,#d4a849,#b8892e);margin-top:2px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
  background-size:12px;background-repeat:no-repeat;background-position:center;
}
.service-link{color:#d4a849;font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.service-link:hover{gap:10px}

@media (max-width:900px){.service-grid{grid-template-columns:1fr;gap:18px}}

/* ===== GEO 板块 ===== */
.geo-section{background:#fff;position:relative;overflow:hidden}
.geo-section::before{
  content:"";position:absolute;top:0;right:0;width:50%;height:100%;
  background:radial-gradient(circle at top right,rgba(212,168,73,.06),transparent 60%);
  pointer-events:none;
}
.geo-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.geo-content h2{font-size:clamp(26px,3.2vw,36px);margin-bottom:18px}
.geo-content h2 .accent{color:#d4a849}
.geo-content>p{color:#455565;font-size:15.5px;line-height:1.85;margin-bottom:24px}
.geo-points{display:grid;gap:18px}
.geo-point{display:flex;gap:16px;padding:18px;background:#f8fafc;border-radius:12px;border-left:3px solid #d4a849}
.geo-point-num{
  flex-shrink:0;width:36px;height:36px;border-radius:50%;
  background:linear-gradient(135deg,#d4a849,#b8892e);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;
}
.geo-point h4{font-size:16px;margin-bottom:4px}
.geo-point p{font-size:14px;color:#6c7a8c;line-height:1.6}

.platform-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.platform-tag{
  padding:6px 14px;background:linear-gradient(135deg,rgba(10,37,64,.05),rgba(10,37,64,.02));
  border:1px solid #e8edf3;border-radius:20px;font-size:13px;color:#455565;font-weight:500;
}

.geo-visual{position:relative}
.geo-diagram{
  background:linear-gradient(135deg,#0a2540,#0f3460);border-radius:20px;padding:36px;color:#fff;
  position:relative;overflow:hidden;box-shadow:0 30px 60px rgba(10,37,64,.25);
}
.geo-diagram::before{
  content:"";position:absolute;top:-50%;right:-30%;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(212,168,73,.3),transparent 70%);
}
.diagram-title{font-size:18px;font-weight:600;margin-bottom:24px;position:relative;z-index:1;display:flex;align-items:center;gap:10px}
.diagram-title::before{content:"";width:8px;height:8px;border-radius:50%;background:#d4a849;box-shadow:0 0 12px #d4a849}
.flow-list{display:grid;gap:14px;position:relative;z-index:1}
.flow-step{
  display:flex;align-items:center;gap:14px;padding:14px 18px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:10px;
  transition:all .3s;
}
.flow-step:hover{background:rgba(212,168,73,.12);border-color:rgba(212,168,73,.4);transform:translateX(4px)}
.flow-step-num{
  width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#d4a849,#b8892e);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0;
}
.flow-step-text{font-size:14px;color:rgba(255,255,255,.9)}

@media (max-width:900px){.geo-grid{grid-template-columns:1fr;gap:36px}}

/* ===== 外贸建站 ===== */
.foreign-section{background:#0a2540;color:#fff;position:relative;overflow:hidden}
.foreign-section::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(212,168,73,.18),transparent 50%),
             radial-gradient(circle at 20% 80%,rgba(64,145,220,.15),transparent 50%);
}
.foreign-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.foreign-section .section-tag{background:rgba(212,168,73,.15);color:#f0d28a}
.foreign-section h2{color:#fff}
.foreign-section p{color:rgba(255,255,255,.85)}

.lang-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.lang-item{
  padding:18px 12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:12px;text-align:center;transition:all .25s;cursor:default;
}
.lang-item:hover{background:rgba(212,168,73,.15);border-color:rgba(212,168,73,.4);transform:translateY(-3px)}
.lang-icon{font-size:28px;margin-bottom:6px}
.lang-name{font-size:14px;font-weight:600;color:#fff}
.lang-tag{font-size:11px;color:rgba(255,255,255,.6);margin-top:2px}

.foreign-features{display:grid;gap:16px;margin-top:20px}
.foreign-feature{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px;background:rgba(255,255,255,.04);border-radius:10px;border:1px solid rgba(255,255,255,.08);
}
.ff-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#d4a849,#b8892e);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ff-icon svg{width:22px;height:22px;color:#fff}
.ff-text h4{color:#fff;font-size:15px;margin-bottom:4px}
.ff-text p{color:rgba(255,255,255,.75);font-size:13.5px;line-height:1.6}

@media (max-width:900px){
  .foreign-grid{grid-template-columns:1fr;gap:36px}
  .lang-grid{grid-template-columns:repeat(2,1fr)}
}

/* ===== 短视频矩阵 ===== */
.video-section{background:#f8fafc}
.matrix-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:40px}
.matrix-card{
  background:#fff;border-radius:14px;padding:24px;text-align:center;
  border:1px solid #e8edf3;transition:all .3s;position:relative;overflow:hidden;
}
.matrix-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(10,37,64,.1);border-color:#d4a849}
.matrix-logo{
  width:56px;height:56px;border-radius:14px;margin:0 auto 14px;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:#fff;
}
.ml-douyin{background:linear-gradient(135deg,#000,#fe2c55)}
.ml-kuaishou{background:linear-gradient(135deg,#ff6600,#ffaa00)}
.ml-shipinhao{background:linear-gradient(135deg,#07c160,#00a854)}
.ml-xiaohongshu{background:linear-gradient(135deg,#ff2442,#ff5577)}
.ml-tiktok{background:linear-gradient(135deg,#000,#25f4ee)}
.ml-youtube{background:linear-gradient(135deg,#ff0000,#cc0000)}
.ml-bilibili{background:linear-gradient(135deg,#fb7299,#ff85ad)}
.ml-weibo{background:linear-gradient(135deg,#e6162d,#ff4757)}
.matrix-card h4{font-size:16px;margin-bottom:6px}
.matrix-card p{font-size:13px;color:#6c7a8c;line-height:1.5}

.matrix-benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.benefit{
  padding:28px;background:#fff;border-radius:14px;border:1px solid #e8edf3;
  display:flex;gap:18px;align-items:flex-start;
}
.benefit-icon{
  width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,rgba(212,168,73,.15),rgba(212,168,73,.05));
  display:flex;align-items:center;justify-content:center;color:#d4a849;flex-shrink:0;
}
.benefit-icon svg{width:24px;height:24px}
.benefit h4{font-size:16px;margin-bottom:6px}
.benefit p{font-size:13.5px;color:#6c7a8c;line-height:1.65}

@media (max-width:900px){
  .matrix-grid{grid-template-columns:repeat(2,1fr)}
  .matrix-benefits{grid-template-columns:1fr}
}

/* ===== 为什么选我们 ===== */
.why-section{background:#fff}
.why-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}
.why-content h2{font-size:clamp(26px,3.2vw,36px);margin-bottom:18px}
.why-content>p{color:#455565;font-size:15.5px;line-height:1.85;margin-bottom:30px}
.why-points{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.why-point{
  padding:22px;background:linear-gradient(135deg,#f8fafc,#fff);
  border-radius:14px;border:1px solid #e8edf3;transition:all .3s;
}
.why-point:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(10,37,64,.08);border-color:#d4a849}
.why-num{font-size:32px;font-weight:800;color:rgba(212,168,73,.3);margin-bottom:8px;line-height:1}
.why-point h4{font-size:16px;margin-bottom:6px}
.why-point p{font-size:13.5px;color:#6c7a8c;line-height:1.6}

.experience-card{
  background:linear-gradient(135deg,#0a2540,#0f3460);color:#fff;border-radius:20px;padding:40px;text-align:center;position:relative;overflow:hidden;
}
.experience-card::before{content:"";position:absolute;top:-50%;right:-30%;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(212,168,73,.25),transparent 70%)}
.experience-card::after{content:"";position:absolute;bottom:-30%;left:-20%;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(64,145,220,.2),transparent 70%)}
.exp-inner{position:relative;z-index:1}
.exp-years{font-size:80px;font-weight:800;background:linear-gradient(135deg,#d4a849,#f0d28a);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1;letter-spacing:-2px}
.exp-label{font-size:16px;color:rgba(255,255,255,.85);margin:8px 0 24px;letter-spacing:1px}
.exp-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(212,168,73,.4),transparent);margin:24px 0}
.exp-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.exp-stat{text-align:center}
.exp-stat-num{font-size:30px;font-weight:800;color:#d4a849;line-height:1;margin-bottom:4px}
.exp-stat-label{font-size:12px;color:rgba(255,255,255,.7)}

@media (max-width:900px){
  .why-grid{grid-template-columns:1fr;gap:36px}
  .why-points{grid-template-columns:1fr}
  .exp-years{font-size:60px}
}

/* ===== 服务流程 ===== */
.process-section{background:linear-gradient(180deg,#f8fafc,#fff)}
.process-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;position:relative}
.process-grid::before{content:"";position:absolute;top:36px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,#d4a849 0%,#d4a849 50%,transparent 50%);background-size:8px 2px;z-index:0}
.process-step{text-align:center;position:relative;z-index:1}
.process-num{
  width:72px;height:72px;margin:0 auto 14px;border-radius:50%;
  background:linear-gradient(135deg,#0a2540,#0f3460);color:#d4a849;
  display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:800;
  box-shadow:0 10px 24px rgba(10,37,64,.18);position:relative;
  border:4px solid #fff;
}
.process-num::after{content:"";position:absolute;inset:-8px;border:2px dashed rgba(212,168,73,.3);border-radius:50%;animation:spin 14s linear infinite}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.process-step h4{font-size:15px;margin-bottom:6px}
.process-step p{font-size:13px;color:#6c7a8c;line-height:1.55}

@media (max-width:900px){
  .process-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .process-grid::before{display:none}
  .process-step{text-align:left;display:flex;gap:14px;align-items:flex-start}
  .process-num{margin:0;flex-shrink:0;width:56px;height:56px;font-size:20px}
}

/* ===== 行业覆盖 ===== */
.industries-section{background:#fff}
.industries-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.industry-item{
  background:#f8fafc;border:1px solid #e8edf3;border-radius:12px;padding:22px 12px;text-align:center;
  transition:all .3s;cursor:default;
}
.industry-item:hover{background:linear-gradient(135deg,#0a2540,#0f3460);color:#fff;border-color:#d4a849;transform:translateY(-3px)}
.industry-item:hover .ind-name{color:#fff}
.industry-item:hover .ind-icon{background:rgba(212,168,73,.2);color:#d4a849}
.ind-icon{
  width:48px;height:48px;margin:0 auto 10px;border-radius:12px;background:#fff;color:#d4a849;
  display:flex;align-items:center;justify-content:center;transition:all .3s;
  border:1px solid #e8edf3;
}
.ind-icon svg{width:24px;height:24px}
.ind-name{font-size:14px;font-weight:600;color:#2c3e50;transition:color .3s}

@media (max-width:900px){.industries-grid{grid-template-columns:repeat(3,1fr);gap:10px}}
@media (max-width:480px){.industries-grid{grid-template-columns:repeat(2,1fr)}}

/* ===== 客户案例 ===== */
.cases-section{background:linear-gradient(180deg,#0a2540 0%,#0f3460 100%);color:#fff;position:relative;overflow:hidden}
.cases-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 30%,rgba(212,168,73,.15),transparent 50%)}
.cases-section .section-tag{background:rgba(212,168,73,.18);color:#f0d28a}
.cases-section h2{color:#fff}
.cases-section .section-desc{color:rgba(255,255,255,.7)}
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;z-index:1}
.case-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;overflow:hidden;
  transition:all .3s;backdrop-filter:blur(8px);
}
.case-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.1);border-color:rgba(212,168,73,.4)}
.case-cover{height:180px;background:linear-gradient(135deg,rgba(212,168,73,.3),rgba(64,145,220,.3));display:flex;align-items:center;justify-content:center;font-size:48px;color:#fff;position:relative}
.case-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(10,37,64,.4))}
.case-info{padding:22px}
.case-tag{display:inline-block;padding:3px 10px;background:rgba(212,168,73,.2);color:#d4a849;border-radius:12px;font-size:11px;margin-bottom:10px;letter-spacing:1px}
.case-info h4{color:#fff;font-size:17px;margin-bottom:8px}
.case-info p{color:rgba(255,255,255,.75);font-size:13.5px;line-height:1.65;margin-bottom:12px}
.case-metric{display:flex;gap:18px;padding-top:12px;border-top:1px solid rgba(255,255,255,.1)}
.case-metric-item{flex:1}
.case-metric-num{font-size:22px;font-weight:800;color:#d4a849;line-height:1}
.case-metric-label{font-size:11px;color:rgba(255,255,255,.6);margin-top:4px}

@media (max-width:900px){.cases-grid{grid-template-columns:1fr}}

/* ===== FAQ ===== */
.faq-section{background:#fff}
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:#f8fafc;border:1px solid #e8edf3;border-radius:12px;overflow:hidden;
  transition:all .3s;
}
.faq-item:hover{border-color:#d4a849}
.faq-item.active{background:#fff;box-shadow:0 8px 24px rgba(10,37,64,.08);border-color:#d4a849}
.faq-q{
  width:100%;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;font-size:16px;font-weight:600;color:#0a2540;cursor:pointer;
}
.faq-q-text{flex:1;display:flex;align-items:center;gap:12px}
.faq-q-num{
  flex-shrink:0;width:32px;height:32px;border-radius:8px;
  background:linear-gradient(135deg,#d4a849,#b8892e);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
}
.faq-toggle{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:rgba(212,168,73,.1);color:#d4a849;display:flex;align-items:center;justify-content:center;
  transition:transform .3s;
}
.faq-item.active .faq-toggle{transform:rotate(180deg);background:#d4a849;color:#fff}
.faq-toggle svg{width:14px;height:14px}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .4s ease;
}
.faq-a-inner{padding:0 24px 22px 68px;color:#455565;font-size:14.5px;line-height:1.8}
.faq-item.active .faq-a{max-height:600px}

/* ===== 联系我们 ===== */
.contact-section{background:linear-gradient(180deg,#f8fafc,#fff)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:stretch}
.contact-info{
  background:linear-gradient(135deg,#0a2540,#0f3460);color:#fff;border-radius:20px;padding:44px;
  position:relative;overflow:hidden;
}
.contact-info::before{content:"";position:absolute;top:-30%;right:-20%;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(212,168,73,.18),transparent 70%)}
.contact-info::after{content:"";position:absolute;bottom:-30%;left:-20%;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(64,145,220,.15),transparent 70%)}
.contact-info-inner{position:relative;z-index:1}
.contact-info h2{color:#fff;font-size:clamp(24px,2.8vw,32px);margin-bottom:14px}
.contact-info>p{color:rgba(255,255,255,.8);font-size:15px;line-height:1.75;margin-bottom:30px}
.contact-list{display:grid;gap:18px}
.contact-item{display:flex;gap:14px;align-items:flex-start}
.contact-icon{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,#d4a849,#b8892e);color:#fff;
  display:flex;align-items:center;justify-content:center;
}
.contact-icon svg{width:20px;height:20px}
.contact-item-body{flex:1;min-width:0}
.contact-label{font-size:12px;color:rgba(255,255,255,.6);margin-bottom:4px;letter-spacing:1px}
.contact-value{color:#fff;font-size:15.5px;font-weight:500;word-break:break-all}
.contact-value a{color:#fff}
.contact-value a:hover{color:#d4a849}
.contact-value.tel{font-size:22px;font-weight:700;color:#d4a849;letter-spacing:.5px}

.contact-qr{
  background:#fff;border-radius:20px;padding:36px;border:1px solid #e8edf3;
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
}
.qr-img-wrap{
  width:200px;height:200px;border-radius:14px;overflow:hidden;
  border:4px solid #fff;box-shadow:0 12px 32px rgba(10,37,64,.12);
  background:#f8fafc;display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.qr-img-wrap img{width:100%;height:100%;object-fit:contain}
.qr-title{font-size:18px;font-weight:700;color:#0a2540;margin-bottom:6px}
.qr-desc{font-size:13.5px;color:#6c7a8c;line-height:1.6;max-width:280px}
.qr-tip{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;padding:8px 18px;
  background:linear-gradient(135deg,rgba(212,168,73,.12),rgba(212,168,73,.04));
  border-radius:20px;font-size:13px;color:#b8892e;font-weight:600;
}

@media (max-width:900px){
  .contact-grid{grid-template-columns:1fr;gap:24px}
  .contact-info,.contact-qr{padding:28px}
  .qr-img-wrap{width:180px;height:180px}
}

/* ===== 其他业务 ===== */
.other-section{background:#0a2540;color:#fff;padding:60px 0;position:relative;overflow:hidden}
.other-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(212,168,73,.08),transparent 60%)}
.other-section h3{color:#fff;font-size:22px;margin-bottom:8px;text-align:center}
.other-section .other-sub{text-align:center;color:rgba(255,255,255,.6);font-size:14px;margin-bottom:32px}
.other-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:10px;position:relative;z-index:1}
.other-link{
  display:flex;align-items:center;justify-content:center;text-align:center;
  padding:14px 8px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  border-radius:8px;font-size:13px;color:rgba(255,255,255,.85);transition:all .25s;
}
.other-link:hover{background:linear-gradient(135deg,#d4a849,#b8892e);color:#fff;border-color:#d4a849;transform:translateY(-2px)}

@media (max-width:900px){.other-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:480px){.other-grid{grid-template-columns:repeat(2,1fr)}}

/* ===== 页脚 ===== */
.site-footer{background:#061a30;color:rgba(255,255,255,.7);padding:32px 0;text-align:center;font-size:13px;line-height:1.85}
.site-footer a{color:rgba(255,255,255,.85);margin:0 4px}
.site-footer a:hover{color:#d4a849}
.footer-divider{margin:0 12px;opacity:.4}
.footer-links{margin-bottom:10px}
.copyright{font-size:12.5px;opacity:.85}

/* ===== 右下快捷按钮 ===== */
.float-tools{
  position:fixed;right:20px;bottom:80px;z-index:999;display:flex;flex-direction:column;gap:10px;
}
.float-btn{
  width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#d4a849,#b8892e);
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(212,168,73,.4);transition:all .25s;position:relative;
}
.float-btn:hover{transform:translateY(-3px) scale(1.05);color:#fff;box-shadow:0 10px 24px rgba(212,168,73,.55)}
.float-btn svg{width:22px;height:22px}
.float-btn .float-tip{
  position:absolute;right:60px;top:50%;transform:translateY(-50%);
  background:rgba(10,37,64,.95);color:#fff;padding:6px 12px;border-radius:6px;
  font-size:12px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s;
}
.float-btn:hover .float-tip{opacity:1}

@media (max-width:600px){.float-tools{right:12px;bottom:60px}.float-btn{width:42px;height:42px}.float-btn svg{width:18px;height:18px}}

.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}