/* ===================================================================
 * 罗兰艺境 v7.0 — 极致视觉 · 深色Hero · 玻璃卡片 · 渐变层次
 * 保留全部v5动效
 * =================================================================== */

:root {
  --white: #fff; --off-white: #f7f8fc; --light-bg: #eef1f8;
  --border: #e2e6f0; --border-strong: #cdd3e0;
  --text: #111; --text-2: #1a1a1a; --text-3: #555;
  --dark: #0b0f1a; --darker: #060912; --darkest: #03050c;
  --accent: #2563eb; --accent-dark: #1d4ed8;
  --accent-light: rgba(37,99,235,0.06); --accent-glow: rgba(37,99,235,0.25);
  --accent-2: #06b6d4;
  --highlight: #f59e0b;
  --gradient-1: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  --gradient-2: linear-gradient(135deg, #4f46e5 0%, #2563eb 50%, #06b6d4 100%);
  --gradient-dark: linear-gradient(180deg, #0b0f1a 0%, #060912 100%);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.1);
  --shadow-xl: 0 24px 64px rgba(0,0,0,0.14);
  --radius-sm: 8px; --radius-md: 14px; --radius-lg: 20px; --radius-xl: 28px;
  --container: 1280px; --nav-h: 80px;
  --easing: cubic-bezier(0.16, 1, 0.3, 1);
  --font: -apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth;background:var(--white);scroll-padding-top:100px}
body{font-family:var(--font);background:var(--white);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-weight:400}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none;transition:color .3s}
a:hover{color:var(--accent-2)}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;font-size:inherit}

/* ===== 布局 ===== */
.container{max-width:var(--container);margin:0 auto;padding:0 40px;position:relative}
.section{padding:60px 0;position:relative}
.section-sm{padding:100px 0}
.section-dark{background:var(--gradient-dark);color:#fff;position:relative}
.section-dark::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 800px 500px at 30% 50%,rgba(37,99,235,0.06),transparent),radial-gradient(ellipse 600px 400px at 70% 30%,rgba(6,182,212,0.04),transparent);pointer-events:none}
.section-dark .section-heading{color:#fff;-webkit-text-fill-color:#fff;background:none;position:relative;z-index:1}
.section-dark .section-desc{color:rgba(255,255,255,0.5);position:relative;z-index:1}
.section-dark .section-label{color:var(--accent-2);position:relative;z-index:1}
.section-dark .section-label::after{background:var(--accent-2)}
.section-bg{background:var(--off-white);position:relative}
.section-bg::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='30' cy='30' r='0.8' fill='%232563eb' opacity='0.04'/%3E%3C/svg%3E");pointer-events:none}
.section-header{margin-bottom:80px;max-width:900px}
.section-header.centered{margin-left:auto;margin-right:auto;text-align:center}
.section-label{display:inline-flex;flex-direction:column;align-items:center;gap:6px;font-size:15px;font-weight:700;color:#c08250;letter-spacing:1px;margin-bottom:24px}
.section-label small{font-size:10px;font-weight:500;letter-spacing:2px;text-transform:uppercase;color:rgba(192,130,80,.7)}
.section-label::after{content:'';width:32px;height:2px;background:#c08250;border-radius:2px;order:3;margin-top:2px}
.section-heading{font-size:clamp(32px,4.5vw,50px);font-weight:800;line-height:1.1;margin-bottom:20px;letter-spacing:-1.5px;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-heading .hl{background:none;-webkit-text-fill-color:inherit}
.section-heading .hl.geo-gradient-title{background:linear-gradient(135deg,#60a5fa,#22d3ee,#a78bfa);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradShift 4s ease-in-out infinite}@keyframes gradShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.geo-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 18px;background:var(--accent-light);border:1px solid rgba(37,99,235,.15);border-radius:50px;font-size:11px;color:var(--accent);letter-spacing:3px;font-weight:700;margin-bottom:20px}
.geo-badge .geo-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.2;transform:scale(.7)}}
.section-desc{font-size:17px;color:var(--text-2);line-height:1.75;max-width:600px}
.section-header.centered .section-desc{margin:0 auto}

/* ===== 波浪分割线 ===== */
.section-divider{height:60px;position:relative;overflow:hidden;background:var(--off-white)}
.section-divider::after{content:'';position:absolute;bottom:0;left:0;right:0;height:30px;background:var(--white);border-radius:50% 50% 0 0;transform:scaleX(1.5)}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 32px;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;transition:all .35s var(--easing);border:none;white-space:nowrap;line-height:1.4;position:relative;overflow:hidden}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 32px var(--accent-glow)}
.btn-accent{background:var(--highlight);color:var(--text);font-weight:700}
.btn-accent:hover{background:#f59e0b;transform:translateY(-2px);box-shadow:0 12px 32px rgba(249,115,22,0.35)}
.btn-outline{background:transparent;color:var(--text);border:1.5px solid var(--border-strong)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}
.btn-ghost{background:rgba(255,255,255,0.05);color:#fff;border:1.5px solid rgba(255,255,255,0.2);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,0.1);border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn-lg{padding:18px 40px;font-size:17px}

/* ===== 导航 ===== */
.navbar{position:fixed;top:0;left:0;right:0;height:var(--nav-h);display:flex;align-items:center;z-index:1000;transition:all .4s var(--easing);background:rgba(255,255,255,0.85);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid transparent}
.navbar.scrolled{border-bottom-color:var(--border);box-shadow:0 2px 20px rgba(0,0,0,0.04)}
.nav-wrapper{display:flex;justify-content:center;align-items:center;width:100%;gap:2px}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;color:var(--text);flex-shrink:0}
.logo-icon{width:40px;height:40px;background:var(--gradient-1);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:19px;font-weight:800;box-shadow:0 4px 16px var(--accent-glow)}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text span{font-size:18px;font-weight:700;letter-spacing:0.5px}
.logo-text small{font-size:9px;color:var(--text-3);letter-spacing:3px;text-transform:uppercase}
.logo-img{height:52px;width:auto;display:block;object-fit:contain}
.nav-menu{display:flex;gap:2px;align-items:center}
.nav-menu>li{position:relative}
.nav-menu>li>:is(a,.case-menu-toggle){color:var(--text-2);padding:10px 16px;border-radius:8px;font-size:14px;font-weight:500;transition:all .25s;display:flex;align-items:center;gap:4px;white-space:nowrap;cursor:pointer}
.nav-menu>li>:is(a,.case-menu-toggle):hover{color:var(--accent);background:var(--accent-light)}
.navbar.scrolled .nav-menu>li>:is(a,.case-menu-toggle){color:var(--text-2)}
.navbar.scrolled .nav-menu>li>:is(a,.case-menu-toggle):hover{color:var(--accent);background:var(--accent-light)}
.nav-menu .dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%);background:rgba(255,255,255,0.97);border:1px solid var(--border);border-radius:var(--radius-md);padding:8px 0;min-width:200px;opacity:0;visibility:hidden;transition:all .25s var(--easing);box-shadow:var(--shadow-xl);backdrop-filter:blur(20px);z-index:200}
.nav-menu>li:hover .dropdown{opacity:1;visibility:visible}
.nav-menu .dropdown a{display:block;padding:11px 22px;font-size:13.5px;color:var(--text-2);transition:all .15s}
.nav-menu .dropdown a:hover{background:var(--accent-light);color:var(--accent)}
.nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-phone{font-size:15px;font-weight:600;color:var(--text-2)}
.nav-cta{padding:10px 22px!important;background:#fff;color:#0071e4;border:1.5px solid #cdd3e0;border-radius:50px!important;font-weight:400;font-size:14px!important}
.nav-cta:hover{transform:translateY(-2px);color:#0071e4!important;border-color:#0071e4;background:#f0f5ff}
.nav-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;font-size:22px;color:var(--text);border:1px solid var(--border);border-radius:10px}

/* ===== Hero — 几何玻璃体漂浮背景 ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;background:var(--white);padding:96px 0 64px}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 900px 500px at 50% 30%,rgba(37,99,235,0.04),transparent 70%);pointer-events:none;z-index:0}

/* 玻璃体容器 */
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}

/* 通用玻璃体 */
.glass-shape{position:absolute;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);will-change:transform}
.glass-circle{border-radius:50%}
.glass-square{border-radius:28px}
.glass-diamond{border-radius:22px}

/* 玻璃体 1 — 大圆，左上 */
.glass-1{
  width:320px;height:320px;top:-80px;left:-60px;
  background:linear-gradient(135deg,rgba(37,99,235,.12) 0%,rgba(255,255,255,.6) 30%,rgba(6,182,212,.08) 70%,rgba(255,255,255,.4) 100%);
  border:2px solid rgba(37,99,235,.18);
  box-shadow:0 20px 60px rgba(37,99,235,.1),inset 0 0 60px rgba(255,255,255,.5);
  animation:glassFloat1 14s ease-in-out infinite;
}
/* 玻璃体 2 — 中号方块，右上 */
.glass-2{
  width:200px;height:200px;top:8%;right:-30px;
  background:linear-gradient(160deg,rgba(6,182,212,.1) 0%,rgba(255,255,255,.55) 35%,rgba(99,102,241,.06) 65%,rgba(255,255,255,.35) 100%);
  border:1.8px solid rgba(6,182,212,.16);
  box-shadow:0 16px 48px rgba(6,182,212,.08),inset 0 0 40px rgba(255,255,255,.45);
  animation:glassFloat2 18s ease-in-out infinite;
}
/* 玻璃体 3 — 小圆，中左 */
.glass-3{
  width:140px;height:140px;top:45%;left:5%;
  background:linear-gradient(200deg,rgba(79,70,229,.1) 0%,rgba(255,255,255,.5) 40%,rgba(37,99,235,.06) 70%,rgba(255,255,255,.3) 100%);
  border:1.5px solid rgba(79,70,229,.14);
  box-shadow:0 12px 36px rgba(79,70,229,.06),inset 0 0 30px rgba(255,255,255,.4);
  animation:glassFloat3 16s ease-in-out infinite;
}
/* 玻璃体 4 — 大方块，右下 */
.glass-4{
  width:260px;height:260px;bottom:-60px;right:8%;
  background:linear-gradient(140deg,rgba(37,99,235,.1) 0%,rgba(255,255,255,.55) 25%,rgba(6,182,212,.07) 60%,rgba(255,255,255,.4) 100%);
  border:2px solid rgba(37,99,235,.16);
  box-shadow:0 20px 56px rgba(37,99,235,.08),inset 0 0 50px rgba(255,255,255,.45);
  animation:glassFloat4 20s ease-in-out infinite;
}
/* 玻璃体 5 — 中号圆，中右 */
.glass-5{
  width:180px;height:180px;top:30%;right:18%;
  background:linear-gradient(170deg,rgba(6,182,212,.09) 0%,rgba(255,255,255,.5) 35%,rgba(37,99,235,.05) 70%,rgba(255,255,255,.3) 100%);
  border:1.6px solid rgba(6,182,212,.15);
  box-shadow:0 14px 40px rgba(6,182,212,.07),inset 0 0 35px rgba(255,255,255,.4);
  animation:glassFloat5 15s ease-in-out infinite;
}
/* 玻璃体 6 — 菱形（旋转45°的正方形），左下 */
.glass-6{
  width:120px;height:120px;bottom:15%;left:18%;
  background:linear-gradient(135deg,rgba(99,102,241,.1) 0%,rgba(255,255,255,.5) 40%,rgba(6,182,212,.05) 70%,rgba(255,255,255,.3) 100%);
  border:1.5px solid rgba(99,102,241,.14);
  box-shadow:0 10px 32px rgba(99,102,241,.05),inset 0 0 28px rgba(255,255,255,.4);
  transform:rotate(45deg);
  animation:glassFloat6 17s ease-in-out infinite;
}
/* 玻璃体 7 — 小圆点缀，上中 */
.glass-7{
  width:90px;height:90px;top:12%;left:38%;
  background:linear-gradient(190deg,rgba(37,99,235,.1) 0%,rgba(255,255,255,.5) 50%,rgba(37,99,235,.04) 80%,rgba(255,255,255,.3) 100%);
  border:1.2px solid rgba(37,99,235,.13);
  box-shadow:0 8px 24px rgba(37,99,235,.05),inset 0 0 22px rgba(255,255,255,.35);
  animation:glassFloat1 11s ease-in-out infinite;
}
/* 玻璃体 8 — 小方块，底中 */
.glass-8{
  width:100px;height:100px;bottom:30%;left:55%;
  background:linear-gradient(155deg,rgba(6,182,212,.08) 0%,rgba(255,255,255,.5) 40%,rgba(79,70,229,.04) 75%,rgba(255,255,255,.3) 100%);
  border:1.3px solid rgba(6,182,212,.12);
  box-shadow:0 8px 28px rgba(6,182,212,.04),inset 0 0 24px rgba(255,255,255,.35);
  animation:glassFloat4 13s ease-in-out infinite;
}

/* 装饰光环 */
.glass-ring{
  position:absolute;
  border-radius:50%;
  border:1.5px solid rgba(37,99,235,.1);
  background:transparent;
  pointer-events:none;
}
.ring-1{
  width:380px;height:380px;top:15%;left:-120px;
  animation:ringPulse 6s ease-in-out infinite;
}
.ring-2{
  width:280px;height:280px;bottom:10%;right:-80px;
  border-color:rgba(6,182,212,.08);
  animation:ringPulse 8s ease-in-out infinite .5s;
}
@keyframes ringPulse{
  0%,100%{transform:scale(.9);opacity:.3}
  50%{transform:scale(1.15);opacity:.7}
}

/* 3D 漂浮动画 */
@keyframes glassFloat1{
  0%{transform:translate(0,0) rotateY(0deg) rotateX(0deg)}
  25%{transform:translate(40px,-30px) rotateY(15deg) rotateX(8deg)}
  50%{transform:translate(-20px,-50px) rotateY(-10deg) rotateX(-5deg)}
  75%{transform:translate(-30px,20px) rotateY(-8deg) rotateX(10deg)}
  100%{transform:translate(0,0) rotateY(0deg) rotateX(0deg)}
}
@keyframes glassFloat2{
  0%{transform:translate(0,0) rotateY(0deg) rotateZ(0deg)}
  25%{transform:translate(-50px,20px) rotateY(-12deg) rotateZ(3deg)}
  50%{transform:translate(-20px,-40px) rotateY(8deg) rotateZ(-2deg)}
  75%{transform:translate(30px,-10px) rotateY(10deg) rotateZ(4deg)}
  100%{transform:translate(0,0) rotateY(0deg) rotateZ(0deg)}
}
@keyframes glassFloat3{
  0%{transform:translate(0,0) rotateX(0deg) rotateZ(0deg)}
  25%{transform:translate(30px,-40px) rotateX(10deg) rotateZ(-3deg)}
  50%{transform:translate(-30px,-20px) rotateX(-8deg) rotateZ(5deg)}
  75%{transform:translate(-10px,30px) rotateX(6deg) rotateZ(-2deg)}
  100%{transform:translate(0,0) rotateX(0deg) rotateZ(0deg)}
}
@keyframes glassFloat4{
  0%{transform:translate(0,0) rotateY(0deg) rotateX(0deg)}
  25%{transform:translate(-35px,-25px) rotateY(-14deg) rotateX(-6deg)}
  50%{transform:translate(25px,-45px) rotateY(10deg) rotateX(8deg)}
  75%{transform:translate(40px,15px) rotateY(-6deg) rotateX(-10deg)}
  100%{transform:translate(0,0) rotateY(0deg) rotateX(0deg)}
}
@keyframes glassFloat5{
  0%{transform:translate(0,0) rotateZ(0deg) rotateY(0deg)}
  25%{transform:translate(-25px,-35px) rotateZ(-4deg) rotateY(12deg)}
  50%{transform:translate(15px,-20px) rotateZ(3deg) rotateY(-8deg)}
  75%{transform:translate(35px,20px) rotateZ(-5deg) rotateY(6deg)}
  100%{transform:translate(0,0) rotateZ(0deg) rotateY(0deg)}
}
@keyframes glassFloat6{
  0%{transform:translate(0,0) rotate(45deg)}
  25%{transform:translate(20px,-30px) rotate(55deg)}
  50%{transform:translate(-25px,-15px) rotate(35deg)}
  75%{transform:translate(-15px,25px) rotate(50deg)}
  100%{transform:translate(0,0) rotate(45deg)}
}
@media (prefers-reduced-motion:reduce){.glass-shape,.glass-ring{animation:none!important}}

.hero-content{position:relative;z-index:2;max-width:960px;margin:0 auto;padding:0 24px;text-align:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;background:var(--accent-light);border:1px solid rgba(37,99,235,.12);border-radius:999px;color:var(--accent);font-size:13px;font-weight:500;margin-bottom:20px}
.hero-badge .dot{width:6px;height:6px;background:var(--accent);border-radius:50%}
.hero-title{font-size:clamp(32px,5vw,52px);font-weight:800;line-height:1.15;margin-bottom:20px;letter-spacing:-1.5px;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-title .highlight{-webkit-text-fill-color:inherit}
.hero-subtitle{font-size:15px;color:var(--text-2);margin:0 auto 28px;line-height:1.7;max-width:620px}
.hero-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:8px}
.hero-buttons .btn{padding:13px 28px;font-size:15px}

/* 新指标卡片组 */
.hero-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:48px;margin-bottom:32px;max-width:960px;margin-left:auto;margin-right:auto}
.metric{padding:22px 14px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);text-align:center;transition:all .25s var(--easing)}
.metric:hover{border-color:var(--accent);box-shadow:0 4px 20px rgba(37,99,235,.06);transform:translateY(-2px)}
.metric-num{font-size:30px;font-weight:800;color:var(--text);line-height:1.2;margin-bottom:4px;letter-spacing:-0.5px}
.metric-label{font-size:12px;color:var(--text-3);letter-spacing:0.3px}

/* 新增按钮变体 */
.btn-secondary{background:var(--white);color:var(--text);border:1.5px solid var(--border-strong)}
.btn-secondary:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light);transform:translateY(-2px)}
.btn-ai{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;border:none}
.btn-ai:hover{background:linear-gradient(135deg,#1d4ed8,#6d28d9);color:#fff;transform:translateY(-2px);box-shadow:0 8px 28px rgba(37,99,235,.3)}
.btn-whitepaper{background:var(--white);color:var(--accent);border:1.5px solid var(--accent)}
.btn-whitepaper:hover{background:var(--accent-light);color:var(--accent-dark);transform:translateY(-2px)}

/* ===== 引擎条（独立板块，灰底，无缝衔接 Hero） ===== */
.engines-strip{padding:32px 0 48px;background:#f7f9fc;text-align:center}
.hero-engines{display:none}
.hero-engines-label{display:none}

.engines-label{text-align:center;color:#c08250;font-size:15px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:20px;font-weight:700}
.engines-label small{font-size:10px;font-weight:500;letter-spacing:2px;color:rgba(192,130,80,.7)}
.engines-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 28px;max-width:960px;margin:0 auto}
.engine-chip{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;background:var(--white);border:1px solid var(--border);color:var(--text-2);font-size:14px;font-weight:500;transition:all .2s;cursor:default}
.engine-chip:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.engine-chip .engine-text{white-space:nowrap}

/* 保留 marquee 兼容（旧引擎条滚动效果） */
.marquee{overflow:hidden;padding:4px 0}
.marquee-track{display:flex;gap:10px;animation:marquee 28s linear infinite;width:max-content}
.marquee-track:hover{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ===== 客户Logo墙 — TRUSTED BY GLOBAL B2B COMPANIES（参考 cnabke） ===== */
.client-logos-heading{text-align:center;margin:0 0 36px}
.client-logos-heading .section-kicker{margin-bottom:12px}
.client-logos-heading h2{font-size:clamp(28px,3vw,38px);font-weight:800;letter-spacing:-1px;line-height:1.2;margin:0;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.trusted-b2b{margin:0 0 56px;text-align:center}
.trusted-b2b .b2b-marquee{overflow:hidden;padding:22px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.trusted-b2b .b2b-track{display:grid;grid-template-rows:repeat(2,auto);grid-auto-flow:column;align-items:center;column-gap:18px;row-gap:16px;width:max-content;animation:b2bScroll 55s linear infinite}
.trusted-b2b .b2b-track:hover{animation-play-state:paused}
@keyframes b2bScroll{to{transform:translateX(-50%)}}

.trusted-b2b .b2b-logo img{display:block;height:64px;max-width:180px;width:auto;object-fit:contain}
.trusted-b2b .b2b-logo{flex:0 0 auto;display:flex;align-items:center;justify-content:center;height:92px;min-width:180px;padding:0 22px;border:1px solid #dce6f4;border-radius:14px;background:#fff;color:#95a0b3;font-size:15px;font-weight:600;letter-spacing:.04em;white-space:nowrap;box-shadow:0 10px 28px rgba(31,75,139,.07)}

/* 放大特定客户logo（图标更大，卡片框尺寸不变） */
.trusted-b2b .b2b-logo img[src*="2279543296"],
.trusted-b2b .b2b-logo img[src*="3786760059"],
.trusted-b2b .b2b-logo img[src*="2ac38d118b6910498d9d46d6435255f5"],
.trusted-b2b .b2b-logo img[src*="622762d0f703918fa0ec91422d6b319759ee3c6d6ea6"],
.trusted-b2b .b2b-logo img[src*="63d9f2d3572c11dff1f9850f65ced9c0f603c2ef"],
.trusted-b2b .b2b-logo img[src*="1548a7fa6c727de92d809f0d49314628"],
.trusted-b2b .b2b-logo img[src*="44f3818b13e4a7713498e0123700cf9f"],
.trusted-b2b .b2b-logo img[src*="8644ebf81a4c510fd9f9a355a013322dd42a28340f63"],
.trusted-b2b .b2b-logo img[src*="8d2cd7043c1955ac"],
.trusted-b2b .b2b-logo img[src*="3942120056"]{height:80px}

/* ===== 卡片 — 玻璃质感 ===== */
.grid{display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(420px,1fr))}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* === Why GEO 赛博科技风 === */
.geo-section{position:relative;overflow:hidden}
.geo-section .geo-scanline{position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.4),transparent);animation:geoScan 4s linear infinite;pointer-events:none;z-index:5;box-shadow:0 0 12px rgba(96,165,250,.35)}@keyframes geoScan{0%{top:0}100%{top:100%}}
.geo-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center;position:relative;z-index:2}
.geo-text h2{font-size:clamp(34px,4vw,52px);font-weight:900;line-height:1.08;margin-bottom:16px;letter-spacing:-1.5px;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.geo-text h2 .hl{color:var(--accent)}
.geo-text .geo-sub{color:var(--text-2);font-size:15px;line-height:1.8;max-width:380px}
.geo-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.geo-card{background:rgba(96,165,250,.02);border:1px solid rgba(96,165,250,.08);border-radius:8px;padding:28px 22px;cursor:pointer;transition:all .4s;position:relative;clip-path:polygon(0 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%)}
.geo-card:hover{background:rgba(96,165,250,.05);border-color:rgba(96,165,250,.4);box-shadow:0 0 24px rgba(96,165,250,.15),inset 0 0 20px rgba(6,182,212,.03);transform:translateY(-4px)}
.geo-card .geo-corner{position:absolute;width:14px;height:14px;border-color:rgba(96,165,250,.35);transition:all .4s}
.geo-card .geo-corner.tl{top:5px;left:5px;border-top:1px solid;border-left:1px solid}
.geo-card .geo-corner.br{bottom:5px;right:5px;border-bottom:1px solid;border-right:1px solid}
.geo-card:hover .geo-corner{border-color:#60a5fa}
.geo-card h3{font-size:16px;font-weight:700;color:var(--text);margin-bottom:6px}
.geo-card p{font-size:13px;color:var(--text-2);line-height:1.65}
@media(max-width:800px){.geo-layout{grid-template-columns:1fr;gap:30px}}

/* === 服务卡片（深色无间距网格） === */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc-card{padding:36px 28px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all .35s var(--easing);cursor:pointer;position:relative;overflow:hidden}
.svc-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(37,99,235,.06),transparent 50%);opacity:0;transition:opacity .4s;pointer-events:none;z-index:0}
.svc-card:hover::before{opacity:1}
.svc-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(37,99,235,.08);border-color:var(--accent)}
.svc-card .svc-no{width:44px;height:44px;display:block;object-fit:contain;margin-bottom:14px;transition:all .5s;position:relative;z-index:1}
.svc-card:hover .svc-no{transform:scale(1.12) translate(2px,-2px)}
.svc-card h3{font-size:17px;font-weight:700;color:var(--text);margin-bottom:8px;transition:transform .3s;position:relative;z-index:1}
.svc-card:hover h3{transform:translateX(4px)}
.svc-card p{font-size:13px;color:var(--text-3);line-height:1.6;margin-bottom:14px;position:relative;z-index:1;transition:color .4s}
.svc-card:hover p{color:var(--text-2)}
.svc-card .svc-link{font-size:13px;font-weight:600;color:var(--accent);transition:all .3s;position:relative;z-index:1;display:inline-flex;align-items:center;gap:4px}
.svc-card:hover .svc-link{gap:8px}
.svc-card.cta{background:linear-gradient(135deg,#2563eb,#06b6d4);border:none}
.svc-card.cta::before{background:radial-gradient(circle at var(--mx) var(--my),rgba(255,255,255,.1),transparent 50%)}
.svc-card.cta .svc-no{color:rgba(255,255,255,.2)}.svc-card.cta h3,.svc-card.cta p{color:#fff}.svc-card.cta .svc-link{color:rgba(255,255,255,.9)}
@media(max-width:800px){.svc-grid{grid-template-columns:1fr 1fr}}

/* 默认卡片 */
.card{position:relative;padding:0;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all .4s;overflow:hidden}
.card:hover{box-shadow:0 20px 50px rgba(0,0,0,.1);border-color:var(--accent)}
.card .glare{position:absolute;inset:0;opacity:0;z-index:0;pointer-events:none}
.card-top{height:5px;transition:height .3s;position:relative;z-index:1}.card:hover .card-top{height:7px}
.card-top.c1{background:linear-gradient(90deg,#2563eb,#06b6d4)}.card-top.c2{background:linear-gradient(90deg,#06b6d4,#6366f1)}.card-top.c3{background:linear-gradient(90deg,#6366f1,#a78bfa)}.card-top.c4{background:linear-gradient(90deg,#f59e0b,#ef4444)}
.card-body{padding:32px;position:relative;z-index:1}
.card-body .num{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:2px;margin-bottom:12px}
.card-body h3{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--text)}
.card-body p{color:var(--text-2);font-size:14.5px;line-height:1.8}
.card-icon{width:48px;height:48px;border-radius:12px;background:var(--gradient-1);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:20px;color:#fff;transition:all .3s}.card:hover .card-icon{transform:scale(1.1)}
.card-link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;color:var(--accent);font-size:14px;font-weight:600;transition:all .3s}.card:hover .card-link{color:#fff}
.card-link:hover{gap:14px}.card-link .arrow{transition:transform .3s}.card-link:hover .arrow{transform:translateX(5px)}

.card-img{height:200px;margin:0;position:relative;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;display:block}
.card-img::after{content:'';position:absolute;bottom:0;left:0;right:0;height:60px;background:linear-gradient(to top,var(--white),transparent);pointer-events:none}
.card-img.g1{background:linear-gradient(135deg,#dbeafe 0%,#bfdbfe 50%,#93c5fd 100%)}
.card-img.g2{background:linear-gradient(135deg,#cffafe 0%,#a5f3fc 50%,#67e8f9 100%)}
.card-img.g3{background:linear-gradient(135deg,#e0e7ff 0%,#c7d2fe 50%,#a5b4fc 100%)}
.card-img.g4{background:linear-gradient(135deg,#fef3c7 0%,#fde68a 50%,#fcd34d 100%)}
.card-img.g5{background:linear-gradient(135deg,#fce7f3 0%,#fbcfe8 50%,#f9a8d4 100%)}
.card-highlight{background:var(--gradient-2)!important;border-color:transparent!important;box-shadow:0 12px 40px var(--accent-glow)!important}.card-highlight::before{display:none}.card-highlight h3,.card-highlight p{color:#fff!important}.card-highlight .card-link{color:#fff!important}.card-highlight .card-icon{background:rgba(255,255,255,0.2)}

/* ===== 关于我们·边框流光卡片 ===== */
.about-glow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1100px;margin:0 auto}
.about-glow-wrap{position:relative;border-radius:20px;padding:2px;background:#e8ecf2;transition:all .5s;overflow:hidden}
.about-glow-wrap::before{content:'';position:absolute;inset:-2px;border-radius:22px;background:conic-gradient(from 0deg,transparent,#2563eb,transparent,#06b6d4,transparent);opacity:0;transition:opacity .5s;animation:agSpin 3s linear infinite;z-index:0}@keyframes agSpin{to{transform:rotate(360deg)}}
.about-glow-wrap:hover::before{opacity:1}
.about-glow-wrap:hover{transform:translateY(-6px);box-shadow:0 20px 48px rgba(37,99,235,0.08)}
.about-glow-card{background:#fff;border-radius:18px;padding:0;text-align:center;position:relative;z-index:1;transition:all .4s;cursor:pointer;height:100%;overflow:hidden}
.about-glow-card .ag-img{width:100%;aspect-ratio:16/10;overflow:hidden;position:relative}
.about-glow-card .ag-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.about-glow-wrap:hover .ag-img img{transform:scale(1.04)}
.about-glow-card .ag-img .ag-glow-line{position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.35),transparent);transform:skewX(-20deg);transition:left .8s;pointer-events:none}
.about-glow-wrap:hover .ag-glow-line{left:150%}
.about-glow-card h3{font-size:17px;font-weight:700;color:var(--text);margin:20px 24px 8px}
.about-glow-card p{font-size:13px;color:var(--text-2);line-height:1.75;margin:0 24px 20px}
.about-glow-card .ag-indicators{display:flex;justify-content:center;gap:8px;margin-bottom:28px}
.about-glow-card .ag-indicators .ag-ind{width:24px;height:3px;border-radius:2px;background:#e2e8f0;transition:all .5s}
.about-glow-wrap:hover .ag-ind{background:#2563eb}
.about-glow-wrap:hover .ag-ind:nth-child(2){width:36px;background:#06b6d4}
@media(max-width:900px){.about-glow-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}}

/* Dark section cards */
.section-dark .card{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.06);backdrop-filter:blur(8px)}
.section-dark .card:hover{border-color:rgba(255,255,255,0.15);background:rgba(255,255,255,0.05);box-shadow:0 24px 60px rgba(0,0,0,0.4)}
.section-dark .card h3{color:#fff}.section-dark .card p{color:rgba(255,255,255,0.5)}
.section-dark .card-img::after{background:linear-gradient(to top,var(--dark),transparent)}

/* ===== 案例卡片网格（对齐 yxjgeo.com 线上版） ===== */
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1100px;margin:0 auto}
.case-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:all .2s var(--easing);color:var(--text);text-decoration:none;cursor:pointer}
.case-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-md);color:var(--text)}
.case-card:hover .case-card-body h3{color:var(--accent)}
.case-cover{aspect-ratio:16/9;overflow:hidden;background:var(--off-white)}
.case-cover img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.case-card-body{padding:18px 20px 20px}
.case-card-body h3{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.45;color:var(--text)}
.case-card-body p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:12px}
@media(max-width:900px){
  .cases-grid{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media(max-width:560px){
  .cases-grid{grid-template-columns:1fr;gap:16px}
}

/* ===== 翻转卡片（图文结合，正反两面） ===== */
.flip-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;max-width:1100px;margin:48px auto 0}
.flip-card{height:520px}
.flip-card-front{height:100%;overflow:hidden;display:flex;flex-direction:column;background:var(--white);border:1px solid var(--border)}
/* 图片区（上、置顶） */
.flip-img{flex:1 1 0;display:flex;align-items:flex-start;justify-content:center;background:var(--off-white);padding:12px;min-height:0;overflow:hidden}
.flip-img img{width:100%;height:100%;object-fit:cover;display:block}
/* 文字区（下） */
.flip-text{display:flex;flex-direction:column;justify-content:center;padding:20px 28px 24px;text-align:center;flex-shrink:0}
.flip-label{display:inline-block;padding:4px 14px;background:var(--accent-light);color:var(--accent);font-size:12px;font-weight:700;border-radius:0;letter-spacing:.5px;margin-bottom:10px;width:fit-content;margin-left:auto;margin-right:auto}
.flip-text h3{font-size:20px;font-weight:800;margin-bottom:8px;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.flip-text p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:12px}
@media(max-width:700px){
  .flip-cards{grid-template-columns:1fr;max-width:480px}
  .flip-card{height:auto;min-height:420px}
}
/* ===== 权威认证报告卡片（静态 · 取消翻转） ===== */
.report-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;max-width:1100px;margin:48px auto 0}
.report-card{background:var(--white);border:1px solid var(--border);border-radius:0;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .3s,transform .3s}
.report-card:hover{box-shadow:0 24px 56px rgba(24,70,139,.14);transform:translateY(-4px)}
.report-img{display:flex;align-items:flex-start;justify-content:center;background:var(--off-white);padding:12px;height:300px;overflow:hidden}
.report-img img{width:100%;height:100%;object-fit:cover;display:block}
.report-body{display:flex;flex-direction:column;align-items:center;padding:24px 28px 28px;text-align:center;flex:1}
.report-body h3{font-size:20px;font-weight:800;margin:0 0 12px;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.report-body p{font-size:14px;color:var(--text-2);line-height:1.8;margin:0 0 20px}
.report-link{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding:10px 24px;border:1px solid var(--accent);border-radius:24px;color:var(--accent);font-size:14px;font-weight:600;text-decoration:none;transition:.25s}
.report-link:hover{background:var(--accent);color:#fff}
@media(max-width:700px){
  .report-cards{grid-template-columns:1fr;max-width:480px}
  .report-img{height:220px}
}
/* ===== 四层产品服务矩阵（核心概念卡片式） ===== */
.matrix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:3rem}
.matrix-card{position:relative;overflow:hidden;padding:2.5rem;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);transition:transform .4s var(--easing),box-shadow .4s var(--easing),border-color .4s var(--easing)}
.matrix-card::before{content:attr(data-num);position:absolute;top:-0.5rem;right:1.2rem;font-size:5rem;font-weight:900;line-height:1;color:rgba(37,99,235,0.06);pointer-events:none}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.matrix-icon{width:3rem;height:3rem;background:var(--accent-light);color:var(--accent);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem}
.matrix-icon img{width:100%;height:100%;object-fit:contain;display:block}
.matrix-card h3{font-size:1.25rem;font-weight:800;margin:0 0 .5rem;color:var(--text)}
.matrix-card h3 small{font-size:.72rem;font-weight:700;color:var(--accent);letter-spacing:1px;margin-left:6px;text-transform:uppercase}
.matrix-tag{display:inline-flex;align-items:center;gap:6px;width:fit-content;font-size:12px;color:var(--accent);background:var(--accent-light);border:1px solid rgba(37,99,235,.15);padding:4px 12px;border-radius:50px;margin-bottom:14px}
.matrix-card p{color:var(--text-2);font-size:.9rem;line-height:1.8;margin:0 0 1.5rem}
.matrix-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600;text-decoration:none}
.matrix-link:hover{color:var(--accent-2)}
@media(max-width:700px){.matrix-grid{grid-template-columns:1fr}.matrix-card{padding:2rem 1.5rem}}
/* ===== 预约诊断 · 最终 CTA（对齐 cnabke YOUR NEXT GLOBAL GROWTH ENGINE） ===== */
.final-cta{position:relative;overflow:hidden;min-height:480px;background:linear-gradient(180deg,#dce8fc 0%,#f0f5ff 45%,#ffffff 100%);color:var(--text);display:grid;place-items:center;text-align:center;padding:96px 20px}
.final-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(37,99,235,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.05) 1px,transparent 1px);background-size:70px 70px;-webkit-mask-image:radial-gradient(circle,#000,transparent 70%);mask-image:radial-gradient(circle,#000,transparent 70%)}
.final-orb{position:absolute;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,.10),rgba(6,182,212,.06) 46%,transparent 68%);border:1px solid rgba(37,99,235,.10);pointer-events:none}
.final-content{position:relative;z-index:2;max-width:960px;margin:0 auto}
.final-content h2{font-size:clamp(32px,3vw,46px);line-height:1.35;letter-spacing:.025em;margin:0 0 20px;font-weight:800;color:#123854}
.final-content h2 em{font-style:normal;background:var(--gradient-2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.final-content>span{color:var(--text-2);font-size:15px}
.final-content>div{margin:30px 0 18px;display:flex;justify-content:center;gap:13px;flex-wrap:wrap}
.final-content small{color:var(--text-3);font-size:11px;letter-spacing:.06em}
.final-btn{min-height:50px;display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:0 22px;border-radius:var(--radius-md);font-size:15px;font-weight:700;background:var(--gradient-2);color:#fff;box-shadow:0 12px 30px rgba(37,99,235,.25);text-decoration:none;transition:.25s}
.final-btn:hover{transform:translateY(-2px);color:#fff}
.final-btn-ghost{min-height:50px;display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:0 22px;border-radius:var(--radius-md);font-size:15px;font-weight:700;border:1px solid var(--border-strong);background:#fff;color:#0071e4;text-decoration:none;transition:.25s}
.final-btn-ghost:hover{transform:translateY(-2px);color:#0071e4;border-color:var(--accent);background:#f0f5ff}

/* ===== 最新动态（对齐 yxjgeo.com） ===== */
.news-row{display:table;table-layout:fixed;width:100%;max-width:1400px;margin:0 auto;border-spacing:24px 0}
.news-item{display:table-cell;width:33.333%;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:all .2s var(--easing);text-decoration:none;color:var(--text);vertical-align:top}
.news-item:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.news-item:hover .news-item-body h3{color:var(--accent)}
.news-item-cover{aspect-ratio:16/9;overflow:hidden;background:var(--off-white)}
.news-item-cover img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.news-item-body{padding:18px 20px 20px}
.news-item-body time{font-size:12.5px;color:var(--text-3);display:block;margin-bottom:8px}
.news-item-body h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--text);line-height:1.45}
.news-item-body p{font-size:14px;color:var(--text-2);line-height:1.7}
@media(max-width:768px){
  .news-row{display:block;border-spacing:0}
  .news-item{display:block;width:100%;margin-bottom:16px}
}

/* ===== 核心优势对比矩阵 ===== */
.compare-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1060px;margin:0 auto}
.compare-col{border-radius:var(--radius-md);padding:28px 22px}
.col-weak{background:var(--white);border:1px solid var(--border)}
.col-strong{background:linear-gradient(135deg,#eff6ff,#f0f9ff);border:2px solid var(--accent)}
.col-label{font-size:13px;font-weight:700;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--border);letter-spacing:.3px}
.col-weak .col-label{color:var(--text-3)}
.col-strong .col-label{color:var(--accent);font-size:14px;border-bottom-color:rgba(37,99,235,.15)}
.compare-col ul{list-style:none}
.compare-col ul li{padding:7px 0;font-size:12.5px;line-height:1.55;position:relative;padding-left:16px;color:var(--text-2)}
.compare-col ul li::before{content:'-';position:absolute;left:0;color:var(--text-3)}
.col-strong ul li{color:var(--text);font-weight:500}
.col-strong ul li::before{content:'✓';color:var(--accent);font-weight:700}
@media(max-width:900px){
  .compare-grid{grid-template-columns:repeat(2,1fr);gap:12px}
}
@media(max-width:560px){
  .compare-grid{grid-template-columns:1fr}
}

/* ===== 统计条 ===== */
.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--white);border:1px solid var(--border);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg)}
.trust-strip--about{margin-top:64px}
.trust-item{padding:52px 36px;text-align:center;transition:all .4s;position:relative}
.trust-item+.trust-item{border-left:1px solid var(--border)}
.trust-item:hover{background:var(--accent-light)}
.trust-item:hover .trust-num{transform:scale(1.08)}
.trust-num{font-size:40px;font-weight:800;line-height:1;margin-bottom:10px;transition:transform .4s var(--easing);display:inline-block}
.trust-num .count-up{background:var(--gradient-2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.trust-num small{font-size:22px;font-weight:700;color:var(--accent);-webkit-text-fill-color:var(--accent)}
.trust-label{font-size:14px;color:var(--text-2);font-weight:700;margin-bottom:4px}
.trust-sublabel{font-size:11px;color:var(--text-3);font-weight:400;line-height:1.5}

/* ===== 时间线 ===== */
.timeline{max-width:840px;margin:0 auto;position:relative;padding:8px 0}
.timeline::before{content:"";position:absolute;left:36px;top:0;bottom:0;width:2px;background:var(--gradient-1);opacity:0.15;border-radius:1px}
.timeline-item{position:relative;padding:0 0 52px 88px;opacity:0;transform:translateX(-24px);transition:all .6s var(--easing)}
.timeline-item.visible{opacity:1;transform:translateX(0)}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:28px;top:6px;width:18px;height:18px;border-radius:50%;background:var(--white);border:4px solid var(--accent);box-shadow:0 0 0 8px var(--accent-light);transition:all .4s;z-index:1}
.timeline-item.visible::before{box-shadow:0 0 0 16px rgba(37,99,235,0)}.timeline-item:hover::before{transform:scale(1.3);border-color:var(--accent-2)}
.timeline-date{font-size:12px;color:var(--accent);font-weight:700;margin-bottom:8px;letter-spacing:2px}
.timeline-title{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--text)}
.timeline-desc{color:var(--text-2);font-size:14px;line-height:1.9}

/* ===== 对比表 ===== */
/* === 定价双卡片 === */
/* ===== 三层服务体系（匹配 zhituishidai.com 样式） ===== */
.service-tiers{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;max-width:1140px;margin:0 auto;text-align:left}

/* 蓝白配色 — 统一蓝色系 */
.tier-card{background:var(--white);border:1px solid rgba(37,99,235,.12);border-radius:18px;padding:2rem 1.6rem;display:flex;flex-direction:column;transition:all .35s var(--easing);position:relative}
.tier-card:hover{transform:translateY(-4px);border-color:rgba(37,99,235,.25);box-shadow:0 12px 36px rgba(37,99,235,.08)}

.tier-badge{display:inline-block;font-size:.75rem;font-weight:700;color:var(--accent);letter-spacing:.05em;margin-bottom:.5rem;background:transparent;padding:0;border-radius:0;width:auto}

.tier-name{font-size:1.35rem;font-weight:800;color:var(--text);margin:.5rem 0 .15rem;letter-spacing:-.3px}
.tier-en{font-weight:500;color:var(--text-3);font-size:1rem}
.tier-subtitle{color:var(--text-3);font-size:.85rem;margin:0 0 1rem}

.tier-desc{font-size:.95rem;color:var(--text-2);line-height:1.75;margin:0 0 1.1rem;flex:1}

.tier-price{font-size:1.6rem;font-weight:800;color:var(--accent);margin-bottom:0;letter-spacing:-1px}
.tier-price .tier-unit{font-size:.85rem;color:var(--text-3);font-weight:500}

.tier-tagline{color:var(--text-3);font-size:.82rem;margin:.25rem 0 1.1rem;padding-bottom:0;border-bottom:none}

.tier-features{list-style:none;margin-bottom:24px}
.tier-features li{padding:8px 0;font-size:13px;color:var(--text-2);display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(0,0,0,.025)}
.tier-features li::before{content:'✓';color:var(--accent);font-weight:700;width:18px;flex-shrink:0;font-size:12px}
.tier-features li.no{color:var(--text-3)}
.tier-features li.no::before{content:'—';color:var(--text-3)}

.tier-cta{display:block;text-align:center;padding:.65rem 1.4rem;border-radius:9999px;font-size:14px;font-weight:700;transition:all .3s;margin-top:auto;background:var(--accent);color:#fff;border:none}
.tier-cta:hover{background:var(--accent-dark);color:#fff;box-shadow:0 8px 24px var(--accent-glow)}

/* 推荐卡片（专业版）— 蓝色边框高亮 */
.tier-card.tier-recommended{background:linear-gradient(180deg,rgba(37,99,235,.03),#fff);border:2px solid var(--accent);box-shadow:0 4px 24px rgba(37,99,235,.08)}
.tier-card.tier-recommended .tier-badge{background:transparent;color:var(--accent);padding:0}
.tier-card.tier-recommended .tier-cta{background:var(--accent);color:#fff}
.tier-card.tier-recommended .tier-cta:hover{background:var(--accent-dark);box-shadow:0 8px 24px var(--accent-glow)}

@media(max-width:768px){
  .service-tiers{grid-template-columns:1fr;max-width:420px;margin:0 auto}
}

/* ===== FAQ ===== */
.faq-grid-outer{max-width:900px;margin:0 auto}
.faq-group{margin-bottom:36px;padding:40px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all .4s;box-shadow:var(--shadow-sm)}
.faq-group:hover{border-color:var(--accent);box-shadow:var(--shadow-lg)}
.faq-group-header{display:flex;align-items:center;gap:20px;padding-bottom:26px;margin-bottom:26px;border-bottom:1px solid var(--border)}
.faq-group-icon{width:52px;height:52px;border-radius:14px;background:var(--gradient-1);display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0;color:#fff;box-shadow:0 8px 24px var(--accent-glow)}
.faq-group-title h3{font-size:20px;font-weight:700;margin-bottom:4px}
.faq-item{border-bottom:1px solid var(--border);padding:20px 0;transition:all .3s}
.faq-item:last-child{border-bottom:none}
.faq-item summary{display:flex;align-items:center;gap:16px;cursor:pointer;padding:8px 0;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover .faq-q-text{color:var(--accent)}
.faq-q-badge{min-width:42px;height:30px;background:var(--accent-light);color:var(--accent);font-size:12px;font-weight:700;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq-q-text{flex:1;font-size:16px;font-weight:600;color:var(--text);transition:color .2s}
.faq-toggle{width:22px;height:22px;position:relative;flex-shrink:0}
.faq-toggle::before,.faq-toggle::after{content:"";position:absolute;background:var(--text-2);top:50%;left:50%;transform:translate(-50%,-50%);transition:all .3s;border-radius:1px}
.faq-toggle::before{width:14px;height:2px}.faq-toggle::after{width:2px;height:14px}
.faq-item[open] .faq-toggle::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-answer{padding:18px 0 8px 58px;color:var(--text-2);line-height:1.95;font-size:15px;animation:fadeIn .4s var(--easing)}@keyframes fadeIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}

/* ===== 新闻卡片 ===== */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:32px}
.news-card{display:flex;flex-direction:column;background:var(--white);border-radius:var(--radius-lg);overflow:hidden;transition:all .45s var(--easing);text-decoration:none;color:var(--text);box-shadow:var(--shadow-sm)}
.news-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl)}
.news-cover{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;font-size:52px;transition:transform .5s}.news-card:hover .news-cover{transform:scale(1.04)}
.news-cover.nc1{background:linear-gradient(135deg,#dbeafe,#93c5fd)}.news-cover.nc2{background:linear-gradient(135deg,#e0e7ff,#a5b4fc)}.news-cover.nc3{background:linear-gradient(135deg,#d1fae5,#6ee7b7)}
.news-body{padding:26px 28px;flex:1}
.news-body time{font-size:12px;color:var(--text-3);display:block;margin-bottom:10px;font-weight:500}
.news-body h3{font-size:18px;font-weight:700;margin-bottom:10px;line-height:1.4}
.news-body p{color:var(--text-2);font-size:14px;line-height:1.75}

/* ===== 模态弹窗·电影级暗色 ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0);backdrop-filter:blur(0);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .45s cubic-bezier(.23,1,.32,1);padding:24px}
.modal-overlay.open{opacity:1;visibility:visible;background:rgba(0,0,0,0.6);backdrop-filter:blur(8px)}
.modal-content{background:linear-gradient(180deg,#0f172a 0%,#0a0f1e 100%);border:1px solid rgba(255,255,255,0.06);border-radius:22px;max-width:800px;width:100%;max-height:85vh;overflow-y:auto;position:relative;box-shadow:0 40px 100px rgba(0,0,0,0.5);transform:scale(.92);transition:all .55s cubic-bezier(.34,1.56,.64,1);scrollbar-width:none;-ms-overflow-style:none}
.modal-content::-webkit-scrollbar{display:none}
.modal-overlay.open .modal-content{transform:scale(1)}
.modal-content::before{content:'';position:sticky;bottom:0;left:0;right:0;display:block;height:3px;background:linear-gradient(90deg,#818cf8,#38bdf8,#34d399,#818cf8);background-size:200% 100%;animation:gradFlow 3s linear infinite;z-index:5;margin-top:auto}@keyframes gradFlow{to{background-position:200% 0}}
.modal-close{position:sticky;top:18px;float:right;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;font-size:16px;color:rgba(255,255,255,0.5);cursor:pointer;z-index:10;transition:all .35s;backdrop-filter:blur(8px);margin-right:18px}
.modal-close:hover{background:rgba(255,255,255,0.12);color:#fff;transform:rotate(90deg)}
.modal-top{display:grid;grid-template-columns:1.3fr 1fr;gap:0}
.modal-top .modal-img{aspect-ratio:16/10;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center;font-size:60px}
.modal-top .modal-img img{width:100%;height:100%;object-fit:cover}
.modal-top .modal-img .modal-badge{position:absolute;top:16px;left:16px;padding:5px 14px;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.1);border-radius:8px;color:#a5b4fc;font-size:10.5px;font-weight:700;backdrop-filter:blur(10px);z-index:2}
.modal-top .modal-intro{padding:32px 30px;display:flex;flex-direction:column;justify-content:center}
.modal-top .modal-intro .modal-label{font-size:10px;letter-spacing:4px;color:#818cf8;font-weight:700;margin-bottom:10px}
.modal-top .modal-intro h2{font-size:24px;font-weight:800;color:#fff;margin-bottom:10px;line-height:1.25}
.modal-top .modal-intro .modal-location{font-size:12px;color:rgba(255,255,255,0.35)}
.modal-body{padding:28px 36px 20px}
.modal-body .modal-section{margin-bottom:22px}
.modal-body .modal-section h4{font-size:12px;font-weight:700;color:#818cf8;letter-spacing:2px;margin-bottom:8px;text-transform:uppercase}
.modal-body .modal-section p,.modal-body p{font-size:13.5px;color:rgba(255,255,255,0.85);line-height:1.9}
.modal-body h4{font-size:13px;font-weight:700;color:#818cf8;letter-spacing:2px;margin:24px 0 10px;text-transform:uppercase}
.modal-body h4:first-child{margin-top:0}
/* 弹窗内滚动渐显动画 */
.modal-reveal{opacity:0;transform:translateY(18px);transition:all .55s cubic-bezier(.23,1,.32,1)}
.modal-reveal.visible{opacity:1;transform:translateY(0)}
.modal-tags{padding:0 36px 32px;display:flex;gap:6px;flex-wrap:wrap}
.modal-tag{padding:5px 14px;background:rgba(129,140,248,0.06);border:1px solid rgba(129,140,248,0.12);border-radius:6px;font-size:11px;color:#a5b4fc;font-weight:500}
@media(max-width:768px){.modal-top{grid-template-columns:1fr}.modal-content{margin:8px}}

/* ===== CTA ===== */
.cta-section{padding:150px 0;text-align:center;position:relative;overflow:hidden;background:var(--gradient-dark)}
.cta-section::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 800px 600px at 50% 50%,rgba(37,99,235,0.12),transparent),radial-gradient(ellipse 500px 400px at 30% 70%,rgba(6,182,212,0.06),transparent);pointer-events:none}
.cta-title{font-size:clamp(36px,5.5vw,56px);font-weight:800;color:#fff;margin-bottom:24px;position:relative;z-index:1}
.cta-title .hl{background:linear-gradient(135deg,#60a5fa,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ===== Footer（匹配 yxjgeo.com 线上版） ===== */
.footer{padding:56px 0 28px;background:var(--white);margin-top:80px;position:relative}
.footer::before{display:none}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;margin-bottom:36px}
.footer-col h4{font-size:14px;margin-bottom:16px;color:var(--text);letter-spacing:0.3px;font-weight:700}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:var(--text-2);font-size:13.5px}
.footer-col ul li a:hover{color:var(--accent)}
.footer-about p{color:var(--text-2);font-size:13.5px;margin-top:6px;line-height:1.75;flex:1 1 auto;min-width:0}
.footer-about .logo-text span{color:var(--text)}
.footer-about .logo-text small{color:var(--text-3)}
.footer-about-body{display:flex;gap:20px;align-items:flex-start;margin-top:6px}
.footer-wechat{margin-top:0;display:inline-flex;flex-direction:column;align-items:center;gap:6px;padding:8px;background:var(--white);border:1px solid var(--border);border-radius:8px;width:112px;flex:0 0 auto}
.footer-wechat img{width:96px;height:96px;object-fit:contain}
.footer-wechat span{font-size:11px;color:var(--text-3);white-space:nowrap}
.footer-contact li{display:flex;align-items:baseline;gap:8px;color:var(--text-2);font-size:13px;line-height:1.65;border-bottom:none!important;padding:5px 0!important}
.footer-contact .ico{color:var(--accent);flex-shrink:0;font-size:13px;line-height:1.65}
.footer-contact .ico::before{display:none}
.footer-bottom{padding-top:22px;text-align:center;color:var(--text-3);font-size:12.5px}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--accent)}
.footer-copy,.footer-beian{margin:0}
@media(max-width:768px){
  .footer{padding:36px 0 18px;margin-top:48px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:18px 16px}
  .footer-about{grid-column:1 / -1}
  .footer-about-body{flex-direction:row;gap:14px;align-items:flex-start}
  .footer-about p{font-size:12.5px;line-height:1.65;margin-top:6px}
  .footer-wechat{margin-top:0;padding:6px;width:100px;flex:0 0 auto}
  .footer-wechat img{width:84px;height:84px}
  .footer-wechat span{font-size:11px}
  .footer-col h4{margin-bottom:10px;font-size:13.5px}
  .footer-col ul li{margin-bottom:4px}
  .footer-col ul li a{font-size:12.5px}
  .footer-contact-col{grid-column:1 / -1}
  .footer-contact{display:grid;grid-template-columns:1fr 1fr;gap:4px 14px}
  .footer-contact li{font-size:12px;padding:3px 0!important;line-height:1.5;align-items:baseline}
  .footer-bottom{margin-top:18px;padding-top:14px}
  .footer-copy,.footer-beian{font-size:11.5px}
}

/* ===== 回到顶部 & 浮动 ===== */
.back-to-top{position:fixed;right:32px;bottom:32px;width:50px;height:50px;border-radius:50%;background:var(--gradient-1);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 32px var(--accent-glow);z-index:99;opacity:0;pointer-events:none;transition:all .35s var(--easing);font-size:20px;cursor:pointer}
.back-to-top.visible{opacity:1;pointer-events:auto}
.back-to-top:hover{transform:translateY(-4px) scale(1.06);box-shadow:0 12px 40px var(--accent-glow)}
.floating-contact{position:fixed;right:32px;bottom:100px;z-index:99;display:flex;flex-direction:column;gap:14px}
.float-btn{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;cursor:pointer;transition:all .35s var(--easing);background:var(--gradient-1);color:#fff;box-shadow:0 8px 28px var(--accent-glow);animation:floatPulse 2.5s ease-in-out infinite}@keyframes floatPulse{0%,100%{box-shadow:0 8px 28px var(--accent-glow)}50%{box-shadow:0 8px 48px rgba(37,99,235,0.4)}}
.float-btn:hover{transform:scale(1.12);animation:none}

/* ===== 滚动动画（全部保留） ===== */
.reveal-fadeUp{opacity:0;transform:translateY(40px);transition:all .8s var(--easing)}
.reveal-fadeUp.visible{opacity:1;transform:translateY(0)}
.reveal-fadeLeft{opacity:0;transform:translateX(-40px);transition:all .8s var(--easing)}
.reveal-fadeLeft.visible{opacity:1;transform:translateX(0)}
.reveal-fadeRight{opacity:0;transform:translateX(40px);transition:all .8s var(--easing)}
.reveal-fadeRight.visible{opacity:1;transform:translateX(0)}
.reveal-zoomIn{opacity:0;transform:scale(0.9);transition:all .7s var(--easing)}
.reveal-zoomIn.visible{opacity:1;transform:scale(1)}
.delay-1{transition-delay:.1s}.delay-2{transition-delay:.2s}.delay-3{transition-delay:.3s}.delay-4{transition-delay:.4s}.delay-5{transition-delay:.5s}.delay-6{transition-delay:.6s}

/* ===== 七层架构 — 标准纵向组织架构图 ===== */
.tech-timeline{display:flex;flex-direction:column;align-items:center;gap:0;padding:10px 0;max-width:820px;margin:0 auto}
.tt-spine{display:none}

/* 顶层引擎核心 */
.tt-engine{padding:16px 36px;border-radius:var(--radius-lg);background:linear-gradient(135deg,rgba(37,99,235,.04),rgba(6,182,212,.04));border:2px solid rgba(37,99,235,.2);text-align:center}
.tt-engine .tte-num{font-size:32px;font-weight:900;background:var(--gradient-1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.tt-engine .tte-sub{font-size:11px;color:var(--text-3);margin-top:2px}

/* 垂直连接线 */
.tt-stem{width:2px;height:24px;margin:0 auto}
.tt-stem.mixed{background:linear-gradient(180deg,var(--accent),var(--accent-2))}
.tt-stem.blue{background:linear-gradient(180deg,var(--accent),rgba(37,99,235,.10));height:18px}
.tt-stem.teal{background:linear-gradient(180deg,var(--accent),rgba(37,99,235,.10));height:18px}
.tt-stem.purple{background:linear-gradient(180deg,var(--accent),rgba(37,99,235,.10));height:18px}
.tt-stem.tiny{height:8px}

/* L1 法律保护层 */
.tt-l1{padding:16px 36px;border-radius:var(--radius-sm);border:2px solid rgba(37,99,235,.25);background:var(--accent-light);text-align:center}
.tt-badge{display:inline-block;padding:2px 10px;background:var(--gradient-1);color:#fff;font-size:11px;font-weight:700;border-radius:4px;letter-spacing:.5px;margin-bottom:6px}
.tt-l1 .ttl1-title{font-size:16px;font-weight:700;color:var(--text)}
.tt-l1 .ttl1-desc{font-size:11px;color:var(--text-3);margin-top:2px}

/* 保护横线 */
.tt-protect{display:flex;align-items:center;width:100%;max-width:560px;margin:6px auto 0;gap:0}
.tt-protect .ttp-line{flex:1;height:1px;background:rgba(37,99,235,.15)}
.tt-protect .ttp-label{font-size:9px;color:var(--accent);padding:0 12px;white-space:nowrap;font-weight:600;letter-spacing:.5px}

/* 三列分组 */
.tt-row{display:flex;gap:0;width:100%;margin-top:4px}
.tt-col{display:flex;flex-direction:column;align-items:center;flex:1;gap:8px}
.tt-col .tt-card{align-self:stretch;width:100%}
.tt-col .tt-col-label{font-size:11px;font-weight:700;letter-spacing:.04em;padding:8px 0 2px}
.tt-col .tt-col-label.blue{color:var(--accent)}
.tt-col .tt-col-label.teal{color:var(--accent)}
.tt-col .tt-col-label.purple{color:var(--accent)}

/* 横向连接器 */
.tt-hconn{display:flex;align-items:center;width:36px;flex-shrink:0}
.tt-hconn .tth-line{flex:1;height:2px;opacity:.2}
.tt-hconn .tth-dot{width:5px;height:5px;border-radius:50%;flex-shrink:0}
.tt-hconn.blue .tth-line{background:var(--accent)}.tt-hconn.blue .tth-dot{background:var(--accent)}
.tt-hconn.teal .tth-line{background:var(--accent-2)}.tt-hconn.teal .tth-dot{background:var(--accent-2)}
.tt-hconn.purple .tth-line{background:var(--accent)}.tt-hconn.purple .tth-dot{background:var(--accent)}

/* 内容卡片 */
.tt-item{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;margin:0}
.tt-card{text-align:left;padding:16px 20px;background:var(--white);border:1px solid;border-radius:10px;transition:all .25s var(--easing);flex:1;display:flex;align-items:center;gap:10px;cursor:pointer}
.tt-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.06)}
.tt-card.blue{border-color:rgba(37,99,235,.15)}
.tt-card.teal{border-color:rgba(37,99,235,.15)}
.tt-card.purple{border-color:rgba(37,99,235,.15)}
.tt-card .tt-badge{display:inline-block;padding:2px 8px;background:var(--gradient-1);color:#fff;font-size:10px;font-weight:700;border-radius:3px;letter-spacing:.3px;margin-bottom:6px}
.tt-card h3{font-size:15px;font-weight:700;color:var(--text);margin-bottom:4px}
.tt-card p{font-size:11px;color:var(--text-3);line-height:1.45}

/* 闭环标签 */
.tt-loop{text-align:center;margin-top:24px}
.tt-loop span{display:inline-block;padding:10px 20px;border-radius:50px;background:var(--accent-light);border:1px solid rgba(37,99,235,.12);font-size:12px;color:var(--accent)}

/* 核心技术指标卡片 */
.tech-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:780px;margin:48px auto 0}
.tech-metric-card{text-align:center;padding:32px 20px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all .3s var(--easing)}
.tech-metric-card:hover{border-color:var(--accent);box-shadow:0 8px 28px rgba(37,99,235,.08);transform:translateY(-3px)}
.tm-icon{width:10px;height:10px;border-radius:50%;background:var(--accent);display:inline-block;margin-bottom:12px}
.tm-num{font-size:36px;font-weight:900;color:var(--text);line-height:1.1;margin-bottom:6px;letter-spacing:-1px}
.tm-unit{font-size:20px;font-weight:600;color:var(--accent)}
.tm-label{font-size:13px;font-weight:700;color:var(--text-2);margin-bottom:4px}
.tm-desc{font-size:11px;color:var(--text-3);line-height:1.5}

@media(max-width:768px){
  .tt-row{flex-direction:column;gap:16px}
  .tech-metrics{grid-template-columns:1fr;max-width:320px}
  .tt-card{min-width:130px}
  .mm-row{flex-direction:column!important;min-height:auto;margin:0;padding:0}
  .mindmap-spine{left:24px}
  .mm-node{width:36px;height:36px;position:absolute;left:6px}.mm-node span{font-size:11px}
  .mm-connector{display:none}
  .mm-card{max-width:100%;margin:0 0 12px 54px;width:calc(100% - 54px)}
  .mm-empty{display:none}
}

/* ===== 内页 ===== */
.page-banner{padding:calc(var(--nav-h) + 80px) 0 64px;text-align:center;background:var(--off-white);border-bottom:1px solid var(--border)}
.page-banner h1{font-size:clamp(32px,4.5vw,48px);font-weight:800;margin-bottom:14px;letter-spacing:-1px;background:linear-gradient(135deg,#123854 5%,#487598 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-banner p{color:var(--text-2);font-size:17px;max-width:640px;margin:0 auto}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .container{padding:0 24px}
  .nav-menu{position:fixed;top:0;right:-320px;width:320px;height:100vh;background:var(--white);flex-direction:column;padding:100px 28px 28px;gap:6px;overflow-y:auto;transition:right .35s;box-shadow:-10px 0 40px rgba(0,0,0,0.12);z-index:150;border-left:1px solid var(--border)}
  body.menu-open .nav-menu{right:0}
  .nav-menu>li{width:100%}.nav-menu>li>:is(a,.case-menu-toggle){padding:14px 8px;font-size:15px;width:100%;color:var(--text-2)}
  .nav-menu .dropdown{position:static;opacity:1;visibility:visible;box-shadow:none;border:none;padding:0 0 0 20px;transform:none;min-width:auto;display:block;background:transparent}
  .nav-toggle{display:flex}.nav-phone{display:none}
  .nav-wrapper{justify-content:space-between}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-metrics,.trust-strip{grid-template-columns:repeat(2,1fr)}
  .trust-item+.trust-item{border-left:none;border-top:1px solid var(--border)}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .case-card{min-width:320px}
}
@media(max-width:640px){
  .hero-metrics,.trust-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .grid,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero-buttons{flex-direction:column;align-items:center}.hero-buttons .btn{width:100%;max-width:320px}
  .modal-content{margin:12px}.modal-header,.modal-body{padding-left:28px;padding-right:28px}
}
.nav-arrow{font-size:0.55rem;transition:transform .25s}
.nav-menu>li:hover>a>.nav-arrow{transform:rotate(180deg)}

/* ===== 全局高亮文字工具类 ===== */
.hl-grad{background:linear-gradient(135deg,#818cf8,#38bdf8,#34d399);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}
.hl-blue{color:#a5b4fc;font-weight:700}
.hl-cyan{color:#38bdf8;font-weight:700}
.hl-green{color:#34d399;font-weight:700}
.hl-amber{color:#fbbf24;font-weight:700}
.hl-tag{display:inline-block;padding:3px 10px;background:rgba(129,140,248,0.08);border:1px solid rgba(129,140,248,0.15);border-radius:5px;font-size:0.85em;color:#a5b4fc;font-weight:600;margin:0 2px;vertical-align:middle}
.hl-box{background:rgba(129,140,248,0.04);border-left:3px solid #818cf8;padding:12px 16px;border-radius:0 8px 8px 0;margin:8px 0}
.hl-num{font-size:1.3em;font-weight:900;background:linear-gradient(135deg,#818cf8,#38bdf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* September 15: editorial revisions and shared footer line breaks. */
.footer .footer-contact .footer-hotline{display:block;min-width:0}
.footer .footer-hotline-label{display:block;white-space:nowrap}
.footer .footer-hotline a{display:block;white-space:nowrap;width:fit-content}
@media(min-width:1025px){.footer .footer-grid{grid-template-columns:minmax(180px,2fr) repeat(4,minmax(80px,1fr)) minmax(185px,1.4fr) auto;gap:24px}}
@media(min-width:1025px) and (max-width:1200px){.footer .footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.footer .footer-about{grid-column:span 2}}
.home-matrix-heading{max-width:none!important}
.home-matrix-heading .matrix-title-balanced{font-size:clamp(26px,3vw,42px);text-wrap:balance}
@media(min-width:1100px){.home-matrix-heading .matrix-title-balanced{white-space:nowrap}}
.services-intro-20260915{max-width:none!important}
.services-intro-20260915 .section-heading{font-size:clamp(28px,3vw,42px);text-wrap:balance}
.cases-grid .case-card{min-width:0}
.services-intro-20260915 .section-desc{text-align:left;max-width:1080px!important;margin-left:auto;margin-right:auto;text-wrap:pretty}
.sd-platform-grid .sd-platform{display:flex;align-items:center;justify-content:center;gap:12px}
.sd-platform img{width:32px;height:32px;object-fit:contain;flex-shrink:0;border-radius:6px}
.sd-reading-links p a{color:#2563eb;display:inline-block;line-height:1.9;padding:5px 0}
.sd-reading-links p a:hover{color:#1d4ed8;text-decoration:underline;text-underline-offset:4px}
.sd-reading-links p a:focus-visible{outline:2px solid #2563eb;outline-offset:4px}
.sd-fit-wide.overseas-fit-wide ul{grid-template-columns:repeat(2,minmax(0,1fr))}
.sd-conversion-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:32px}
.sd-conversion-step{padding:0 28px 0 0;min-width:0}
.sd-conversion-step+.sd-conversion-step{border-left:1px solid #cbd5e1;padding-left:28px}
.sd-item-index{display:block;font-size:32px;line-height:1.2;font-weight:700;color:#2563eb;font-variant-numeric:tabular-nums;margin-bottom:24px}
.sd-conversion-step h3{font-size:19px;line-height:1.6;color:#123854;margin-bottom:16px}
.sd-conversion-step p,.sd-capability-item p{font-size:15px;line-height:1.9;color:#475569;margin:0}
.sd-capability-list{border-top:1px solid #d6e0ea}
.sd-capability-item{display:grid;grid-template-columns:56px minmax(180px,1fr) 2fr;gap:24px;align-items:start;padding:28px 0;border-bottom:1px solid #d6e0ea}
.sd-capability-item .sd-item-index{font-size:20px;margin:0;line-height:1.6}
.sd-capability-item h3{font-size:18px;line-height:1.6;color:#123854;margin:0}
.sd-fit .sd-client-description{font-weight:400;font-size:16px;line-height:1.9;margin:0}
.sd-table tbody th[scope=row]{background:#f8fafc;color:#123854;font-size:14px;font-weight:600;text-align:left;border-bottom:1px solid #e2e8f0;padding:20px 22px;width:18%}
@media(max-width:767px){
 .revision-service-grid .svc-grid{grid-template-columns:1fr}
 .sd-fit-wide.overseas-fit-wide ul{grid-template-columns:1fr}
 .sd-conversion-steps{grid-template-columns:1fr}
 .sd-conversion-step,.sd-conversion-step+.sd-conversion-step{border-left:0;padding:24px 0;border-top:1px solid #cbd5e1}
 .sd-conversion-step .sd-item-index{font-size:26px;margin-bottom:12px}
 .sd-capability-item{grid-template-columns:36px 1fr;gap:8px 16px;padding:24px 0}
 .sd-capability-item p{grid-column:2}
 .sd-platform-grid .sd-platform{gap:8px;font-size:14px}
}

/* Customer cases now has category choices only, with no overview destination. */
.nav-menu>li[data-case-menu]>.dropdown{opacity:0;visibility:hidden}
.nav-menu>li[data-case-menu].case-menu-open>.dropdown{opacity:1;visibility:visible}
.case-menu-toggle:focus-visible{outline:2px solid #2563eb;outline-offset:3px}
@media(max-width:1024px){.nav-menu>li[data-case-menu]>.dropdown{display:none}.nav-menu>li[data-case-menu].case-menu-open>.dropdown{display:block}}

/* 2026-09-28: ten-item navigation and report status */
@media(min-width:1025px){.nav-menu>li>:is(a,.case-menu-toggle){padding-inline:11px}.nav-wrapper{gap:16px}}
@media(min-width:1025px) and (max-width:1199px){.navbar .container{padding-inline:18px}.nav-wrapper{gap:10px}.nav-menu>li>:is(a,.case-menu-toggle){padding-inline:7px;font-size:13px}.nav-menu .nav-cta{padding-inline:14px!important}}
.report-pending{margin:0;color:#5a6b85;font-size:14px;line-height:1.8}
@media(min-width:1025px) and (max-width:1199px){.nav-wrapper{gap:6px}.nav-menu>li>:is(a,.case-menu-toggle){padding-inline:4px}.nav-menu .nav-cta{padding-inline:10px!important}}
.nav-menu>li[data-case-menu]>.dropdown{transition:opacity .2s var(--easing),visibility 0s}