/* ============================================================
   style.css — 山东克劳斯电气设备有限公司官网 v2.2（明亮版）
   设计语言：轻量浅色 · 高端白 · 大留白 · 科技蓝点缀
   背景暖白 / 卡片纯白 / 文字墨蓝黑 / 主强调 #2E9BFF / 点缀金
   ============================================================ */
:root {
  /* 色阶：温暖浅底 + 冷黑文字 */
  --bg: #F6F8FB;              /* 页面底：暖浅灰蓝 */
  --bg-2: #FBFCFE;            /* 更亮一级底 */
  --panel: #FFFFFF;           /* 卡片白 */
  --panel-2: #FFFFFF;         /* 悬浮更高阶白 */
  --panel-tint: #EEF4FB;      /* 浅蓝填充 */
  --line: #E5EAF2;            /* 浅描边 */
  --line-strong: #D3DCE8;     /* 稍深描边 */
  --accent: #1769E0;          /* 主科技蓝（深一些保证浅底可读）*/
  --accent-2: #2E9BFF;        /* 亮蓝 */
  --accent-3: #00B8A9;        /* teal 点缀 */
  --ink: #0A1A2F;             /* 主文字：墨蓝黑 */
  --ink-2: #3A4A5F;           /* 次级文字 */
  --mute: #7C8CA0;            /* 弱文字/占位 */
  --gold: #C98A2B;            /* 暖金（强调词，深一点自底可读）*/
  --t-display: #0A1A2F;       /* 标题 */
  --t-body: #33424F;          /* 正文 */
  --t-mute: #8A97A8;          /* 弱文字 */
  --font-display: "PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-body: "PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --maxw: 1280px;
  --space: clamp(72px, 9vw, 132px);
  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-2: cubic-bezier(.75,0,.16,1);
  --shadow-xs: 0 2px 6px rgba(23,42,80,.04);
  --shadow-sm: 0 6px 20px rgba(23,42,80,.06);
  --shadow-md: 0 16px 40px rgba(23,42,80,.09);
  --shadow-lg: 0 30px 70px rgba(16,80,180,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--t-body);font-family:var(--font-body);font-size:15.5px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--t-display);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,48px);position:relative;z-index:2}
.container.wide{max-width:1500px}

/* ==================== 开机预载 ==================== */
#preloader{position:fixed;inset:0;background:#fff;z-index:3000;display:flex;align-items:center;justify-content:center;transition:opacity .5s ease,visibility .5s}
#preloader.done{opacity:0;visibility:hidden}
.pre-core{text-align:center}
.pre-mark{width:84px;height:84px;border-radius:22px;background:linear-gradient(135deg,var(--accent),#0F3460);color:#fff;font-size:40px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:0 18px 40px rgba(23,105,224,.3)}
.pre-name{font-family:var(--font-display);font-weight:800;letter-spacing:.24em;color:var(--ink);font-size:15px}
.pre-bar{width:180px;height:3px;background:#E9EEF6;border-radius:99px;margin:22px auto 0;overflow:hidden;position:relative}
.pre-bar i{position:absolute;top:0;left:-40%;width:40%;height:100%;background:var(--accent);border-radius:99px;animation:preload 1.2s var(--ease) infinite}
@keyframes preload{0%{left:-40%}100%{left:100%}}

/* ==================== 滚动进度条 ==================== */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--accent-2),var(--accent));z-index:2500;transition:width .08s linear}

/* ==================== 顶部导航（亮色毛玻璃） ==================== */
.site-nav{position:fixed;top:0;left:0;right:0;z-index:2000;transition:.35s var(--ease);background:rgba(255,255,255,.72);backdrop-filter:blur(18px) saturate(150%);border-bottom:1px solid rgba(10,26,47,.06)}
.site-nav.scrolled{background:rgba(255,255,255,.92);box-shadow:var(--shadow-sm)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#0F3460);color:#fff;font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(23,105,224,.25)}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:15px;color:var(--ink);line-height:1.25}
.brand-name small{display:block;font-size:10px;font-weight:600;letter-spacing:.14em;color:var(--mute);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links a{padding:10px 15px;font-size:15px;font-weight:500;color:var(--ink-2);border-radius:9px;transition:.22s var(--ease);position:relative}
.nav-links a:hover{color:var(--accent);background:var(--panel-tint)}
.nav-links a.active{color:var(--accent)}
.nav-links a.active::after{content:"";position:absolute;left:15px;right:15px;bottom:5px;height:2px;background:var(--accent);border-radius:99px}
.nav-cta{
  padding:11px 22px;margin-left:8px;border-radius:80px;color:#fff;overflow:hidden;position:relative;
  background:linear-gradient(135deg,var(--accent),#0F3460);font-weight:600;box-shadow:0 10px 26px rgba(23,105,224,.3);
}
.nav-cta::after{content:"";position:absolute;top:0;left:-130%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);transition:left .6s var(--ease)}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(23,105,224,.4)}
.nav-cta i{font-size:15px;vertical-align:-1px}
/* 用户入口 */
.nav-user{margin-left:14px;position:relative}
.nav-login{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:80px;font-size:14px;font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--line-strong);box-shadow:var(--shadow-xs);transition:.28s var(--ease);cursor:pointer}
.nav-login:hover{border-color:var(--accent);color:var(--accent)}
.nav-login.logged-in{border-color:var(--accent);color:var(--accent);background:var(--panel-tint)}
.nav-login i{font-size:16px}
.nav-user-menu{position:absolute;top:calc(100% + 12px);right:0;min-width:220px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:8px;box-shadow:var(--shadow-md);opacity:0;transform:translateY(-8px);pointer-events:none;transition:.25s var(--ease)}
.nav-user.show .nav-user-menu{opacity:1;transform:translateY(0);pointer-events:auto;display:block !important}
.nu-info{padding:12px 14px 14px;border-bottom:1px solid var(--line);margin-bottom:6px}
.nu-info b{display:block;font-size:15px;color:var(--ink);font-weight:700;margin-bottom:3px}
.nu-info small{font-size:12px;color:var(--accent)}
.nu-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:9px;color:var(--ink-2);font-size:14px;transition:.2s;background:transparent;border:none;width:100%;text-align:left;cursor:pointer;font-family:inherit;font-weight:500}
.nu-item:hover{background:var(--panel-tint);color:var(--accent)}
.nu-item i{font-size:15px;width:18px;text-align:center}
.nu-logout{color:var(--mute)}
.nu-logout:hover{background:#FEF2F2;color:#DC2626}
.nav-toggle{display:none;width:44px;height:44px;border:none;background:transparent;cursor:pointer;position:relative;z-index:1250}
.nav-toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--ink);border-radius:99px;transition:.3s var(--ease)}
.nav-toggle span:nth-child(1){top:16px}
.nav-toggle span:nth-child(2){top:22px}
.nav-toggle span:nth-child(3){top:28px}
.nav-toggle.open span:nth-child(1){top:22px;transform:rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){top:22px;transform:rotate(-45deg)}

/* ==================== 页面容器 ==================== */
.page-screen{display:none}
.page-screen.on{display:block;animation:pageIn .5s var(--ease)}
@keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ==================== 首屏 Hero（浅色） ==================== */
.hero{
  position:relative;min-height:88vh;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:140px 0 80px;
  background:radial-gradient(120% 140% at 82% -10%,#EAF3FF 0%,#F3F8FF 40%,var(--bg) 100%);
}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 80% at 100% 100%,rgba(46,155,255,.10),transparent 60%)}
.hero-bg{position:absolute;inset:0;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.orb.o1{width:460px;height:460px;background:#CFE6FF;top:-120px;right:-80px}
.orb.o2{width:380px;height:380px;background:#DFF4F1;bottom:-140px;left:-60px}
.grid-lines{position:absolute;inset:0;opacity:.5;background-image:linear-gradient(rgba(23,105,224,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(23,105,224,.06) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 78%)}
.hero-vignette{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.2),transparent 40%,var(--bg))}
.hero-inner{position:relative;z-index:3;max-width:860px;margin:0 auto;width:100%}
#heroCanvas{position:absolute;inset:0;pointer-events:none}
.hero-kicker{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.22em;color:var(--accent);background:#E4F0FF;padding:8px 16px;border-radius:99px;margin-bottom:26px}
.hero-title{font-size:clamp(38px,6.4vw,72px);line-height:1.05;margin-bottom:22px}
.hero-title .ln{display:block;overflow:hidden}
.hero-title .ln>span{display:inline-block;transform:translateY(110%);transition:transform .8s var(--ease)}
.hero-title .ln.on>span{transform:none}
.hero-title .ln span{font-weight:800;color:var(--ink)}
.hero-title .ln span b{color:var(--accent);font-weight:800}
.hero-title .span-grad{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-title .ln span b{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:clamp(16px,2.2vw,21px);color:var(--ink-2);font-weight:400;max-width:560px;margin-bottom:38px}
.hero-sub b{color:var(--t-display);font-weight:700}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 30px;border-radius:80px;font-size:15px;font-weight:600;transition:.28s var(--ease);cursor:pointer;border:1px solid transparent}
.btn-solid{background:linear-gradient(135deg,var(--accent),#0F3460);color:#fff;box-shadow:0 12px 28px rgba(23,105,224,.32)}
.btn-solid:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(23,105,224,.42)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-strong);box-shadow:var(--shadow-xs)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}
.btn-dark{background:#0F3460;color:#fff;border-color:#0F3460}
.btn-dark:hover{background:var(--accent);transform:translateY(-3px)}
.hero-stats{display:flex;gap:clamp(28px,5vw,70px);flex-wrap:wrap}
.hero-stat b{font-family:var(--font-display);font-size:clamp(30px,4.4vw,46px);font-weight:800;color:var(--t-display)}
.hero-stat b em{font-style:normal;color:var(--accent)}
.hero-stat>span{display:block;color:var(--mute);font-size:13px;margin-top:6px}
.hero-scroll{position:absolute;left:50%;bottom:32px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--mute);font-size:12px;letter-spacing:.18em}
.mouse{width:24px;height:38px;border:2px solid #C4D2E4;border-radius:14px;position:relative}
.mouse::after{content:"";position:absolute;top:7px;left:50%;width:4px;height:8px;margin-left:-2px;background:var(--accent);border-radius:3px;animation:scrollWheel 1.6s infinite}
@keyframes scrollWheel{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* ==================== 跑马灯（浅色） ==================== */
.marquee{border-block:1px solid var(--line);background:#fff;padding:20px 0;overflow:hidden;position:relative}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,#fff,transparent)}
.marquee::after{right:0;background:linear-gradient(-90deg,#fff,transparent)}
.marquee-track{display:flex;gap:52px;white-space:nowrap;animation:mqScroll 28s linear infinite;width:max-content}
.marquee-track:hover{animation-play-state:paused}
@keyframes mqScroll{to{transform:translateX(-50%)}}
.mphy{font-size:15px;color:var(--mute);font-weight:500}
.mphy b{color:var(--t-display);font-weight:700}
.mphy i{font-style:normal;margin:0 16px;color:var(--accent);font-size:8px}

/* ==================== 通用区块 ==================== */
.section{padding:var(--space) 0;position:relative}
.section.alt{background:var(--bg-2);border-block:1px solid var(--line)}
.section-head{margin-bottom:56px}
.section-head.center{text-align:center}
.section-head.center .sec-title{justify-content:center}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.2em;color:var(--accent);margin-bottom:14px}
.sec-title{font-size:clamp(30px,4vw,44px);font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.sec-title b{color:transparent;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text}
.sec-sub{color:var(--mute);font-size:16px;max-width:640px;line-height:1.8}
.section-head.center .sec-sub{margin:0 auto}
.app-center-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:44px}
.more{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;font-size:14px}
.more:hover{color:var(--accent-2)}

/* ==================== 应用中心卡片 ==================== */
.app-info-banner{display:flex;align-items:flex-start;gap:12px;background:#FBF7EE;border:1px solid #F0E5CE;color:#7A5A20;padding:16px 20px;border-radius:14px;font-size:14px;margin-bottom:34px}
.app-info-banner i{font-size:18px;color:#C98A2B}
.app-info-banner b{font-weight:700}
.app-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.app-card{
  position:relative;display:flex;align-items:center;gap:18px;padding:26px 24px;
  background:var(--panel);border:1px solid var(--line);border-radius:18px;cursor:pointer;overflow:hidden;
  box-shadow:var(--shadow-xs);transition:.38s var(--ease);
}
.app-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent-2),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.app-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#CFE3FF}
.app-card:hover::before{transform:scaleX(1)}
.ac-icon{width:52px;height:52px;flex-shrink:0;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:23px}
.app-card h4{font-size:16.5px;font-weight:700;margin-bottom:5px}
.app-card p{color:var(--mute);font-size:13px;line-height:1.55}
.ac-lock{position:absolute;top:18px;right:18px;font-size:14px;color:#B6C2D2;display:inline-flex;align-items:center}
.ac-lock.unlocked{color:#1DB954}
.ac-lock small{margin-left:6px;font-size:11px}

/* 应用卡片淡入 */
.app-card.app-fade{opacity:0;transform:translateY(20px);animation:fadeUp .5s var(--ease) forwards}
@keyframes fadeUp{to{opacity:1;transform:none}}

/* ==================== 旗舰产品·3D环形轮播（旋转木马 / 环式立体） ==================== */
.ring-carousel{position:relative;height:clamp(480px,62vw,600px);perspective:1500px;max-width:1020px;margin:0 auto}
.ring-scene{position:absolute;left:50%;top:50%;width:0;height:0;transform-style:preserve-3d;transition:transform .95s var(--ease)}
.ring-panel{position:absolute;left:0;top:0;width:clamp(240px,44vw,340px);background:var(--panel);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-md);transform-style:preserve-3d;transition:box-shadow .6s var(--ease),filter .6s var(--ease)}
.ring-panel.active{box-shadow:var(--shadow-lg);z-index:3}
.ring-panel:not(.active){opacity:.28;filter:saturate(.7) brightness(.96)}
.rp-media{position:relative;height:clamp(150px,26vw,230px);background:#EEF4FB;overflow:hidden}
.rp-img{position:absolute;inset:0;background-size:cover;background-position:center}
.rp-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0),rgba(10,26,47,.18))}
.rp-badge{position:absolute;top:18px;left:20px;font-family:var(--font-display);font-size:44px;font-weight:800;color:rgba(255,255,255,.85);line-height:1;text-shadow:0 2px 18px rgba(0,0,0,.25);z-index:2}
.rp-body{padding:22px 24px 24px}
.rp-body .hc-tag{margin-bottom:12px}
.rp-body h3{font-size:20px;margin-bottom:10px;line-height:1.3}
.rp-body>p{color:var(--ink-2);font-size:13.5px;line-height:1.8;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rp-body .spec-tag{flex-wrap:wrap}
.rp-body .f-link{margin-top:18px}
/* 导航按钮 */
.ring-nav{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:20px;transition:.28s var(--ease);z-index:10}
.ring-nav:hover{background:var(--accent);color:#fff;border-color:var(--accent);transform:translateY(-50%) scale(1.08)}
.ring-prev{left:0}
.ring-next{right:0}
/* 指示器 */
.ring-dots{position:absolute;bottom:6px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:10}
.ring-dots span{width:8px;height:8px;border-radius:50%;background:#C9D4E3;cursor:pointer;transition:.3s var(--ease)}
.ring-dots span.active{background:var(--accent);width:28px;border-radius:99px}
@media (max-width:900px){
  .ring-carousel{height:clamp(430px,120vw,520px);perspective:1100px}
  .ring-nav{width:42px;height:42px}
}
@media (max-width:520px){
  .ring-panel{width:72vw}
}

/* ==================== 能力看板 ==================== */
.adv-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.adv-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:32px 26px;transition:.34s var(--ease);position:relative;overflow:hidden}
.adv-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:#D7E7FF}
.adv-icon{width:52px;height:52px;border-radius:15px;background:var(--panel-tint);color:var(--accent);font-size:23px;display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.adv-count{display:block;font-family:var(--font-display);font-size:clamp(28px,3.4vw,40px);font-weight:800;color:var(--t-display);margin-bottom:8px}
.adv-count small{font-size:14px;color:var(--accent);margin-left:3px}
.adv-card h3{font-size:18px;margin-bottom:8px}
.adv-card p{color:var(--mute);font-size:13.5px;line-height:1.7}

/* ==================== 旗舰产品（分屏） ==================== */
.feature{display:grid;grid-template-columns:1.15fr .9fr;gap:56px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--shadow-xs);transition:.4s var(--ease)}
.feature:hover{box-shadow:var(--shadow-md)}
.f-media{position:relative;height:100%;min-height:360px}
.fimg{position:absolute;inset:0;background-size:cover;background-position:center;background:#E9EFF7}
.fimg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.35),transparent 60%)}
.f-body{padding:clamp(28px,4vw,56px);padding-right:clamp(28px,4vw,48px)}
.f-num{position:absolute;top:26px;right:34px;font-family:var(--font-display);font-size:84px;font-weight:800;color:#EEF2F7;line-height:1}
.f-tag{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--accent);margin-bottom:18px;display:inline-block}
.f-body h3{font-size:clamp(22px,3vw,30px);margin-bottom:18px}
.f-body>p{color:var(--ink-2);font-size:15px;line-height:1.85;margin-bottom:24px}
.spec-tag{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.spec-tag span{background:var(--panel-tint);color:var(--ink-2);font-size:12.5px;font-weight:600;padding:7px 14px;border-radius:9px;border:1px solid #DFE9F6}
.f-link{display:inline-flex;align-items:center;gap:12px;color:var(--t-display);font-weight:600;font-size:14px}
.circle{width:38px;height:38px;border-radius:50%;background:var(--accent);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:15px;transition:.3s var(--ease)}
.f-link:hover .circle{transform:rotate(-45deg);background:#0F3460}

/* ==================== 解决方案 ==================== */
.sol-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.sol-block{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:40px 34px;position:relative;overflow:hidden;transition:.34s var(--ease)}
.sol-block:hover{transform:translateY(-7px);box-shadow:var(--shadow-md);border-color:#D7E7FF}
.sol-num{position:absolute;top:20px;right:28px;font-family:var(--font-display);font-size:70px;font-weight:800;color:#EEF2F7;line-height:1}
.sol-icon{width:52px;height:52px;border-radius:15px;background:var(--panel-tint);color:var(--accent);font-size:23px;display:flex;align-items:center;justify-content:center;margin-bottom:24px}
.sol-block h3{font-size:20px;margin-bottom:14px}
.sol-block>p{color:var(--mute);font-size:14px;margin-bottom:18px;line-height:1.8}
.sol-block ul{list-style:none;display:grid;gap:10px;margin-bottom:26px}
.sol-block ul li{color:var(--ink-2);font-size:14.5px;padding-left:26px;position:relative}
.sol-block ul li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:8px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.sol-link{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;font-size:14px}
.sol-link:hover{color:var(--accent-2);gap:12px}

/* ==================== 工程案例（横滑） ==================== */
.scroll-hint{display:inline-flex;align-items:center;gap:8px;color:var(--mute);font-size:13px}
.case-scroll{display:flex;gap:24px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.case-scroll::-webkit-scrollbar{height:6px}
.case-scroll::-webkit-scrollbar-thumb{background:#CFDceb;border-radius:99px}
.case-card{flex:0 0 340px;scroll-snap-align:start;background:var(--panel);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-xs);transition:.34s var(--ease)}
.case-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-md)}
.case-media{position:relative;aspect-ratio:3/2;height:auto}
.case-tag{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.92);color:var(--ink);font-size:11.5px;font-weight:700;padding:6px 12px;border-radius:99px;z-index:2;backdrop-filter:blur(6px)}
.case-loc{position:absolute;bottom:14px;left:14px;color:#fff;font-size:12.5px;z-index:2;text-shadow:0 1px 6px rgba(0,0,0,.4)}
.cimg{position:absolute;inset:0;background-size:contain;background-repeat:no-repeat;background-position:center;background-color:#E3EAF3}
.case-body{padding:22px 22px 26px}
.case-body h3{font-size:15.5px;line-height:1.5;margin-bottom:10px}
.case-body>p{color:var(--mute);font-size:13px;line-height:1.65}
.case-metric{display:flex;gap:34px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.case-metric b{font-family:var(--font-display);font-size:20px;font-weight:800;color:var(--t-display);display:block}
.case-metric span{font-size:11.5px;color:var(--mute)}

/* ==================== 新闻 ==================== */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-xs);cursor:pointer;transition:.34s var(--ease)}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.n-bar{height:4px;background:linear-gradient(90deg,var(--accent-2),var(--accent))}
.n-body{padding:26px}
.news-date{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.news-date b{font-family:var(--font-display);font-size:30px;font-weight:800;color:var(--t-display);line-height:1}
.news-date>span:not(.news-cat){font-size:12px;color:var(--mute)}
.news-cat{font-size:11px;font-weight:700;color:var(--accent);background:var(--panel-tint);padding:4px 10px;border-radius:99px}
.n-body h4{font-size:16px;line-height:1.5;margin-bottom:12px}
.n-exc{color:var(--mute);font-size:13px;line-height:1.75;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.n-more{color:var(--accent);font-weight:600;font-size:13px;display:inline-flex;align-items:center;gap:6px}
.news-card:hover .n-more{gap:11px}

/* ==================== 解决方案 · 配图 ==================== */
.sol-media{position:relative;aspect-ratio:3/2;height:auto;overflow:hidden;margin:-40px -34px 30px;border-radius:0}
.sol-media .simg{position:absolute;inset:0;background-size:contain;background-repeat:no-repeat;background-position:center;background-color:#E4EBF4}
.sol-media .simg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,26,47,0) 45%,rgba(10,26,47,.6))}
.sol-media .sol-num{position:absolute;top:16px;left:20px;right:auto;font-size:56px;color:rgba(255,255,255,.85);text-shadow:0 3px 14px rgba(10,26,47,.4)}
.sol-block .sol-icon{margin-top:-26px;position:relative;z-index:2;border:3px solid var(--panel);box-shadow:var(--shadow-sm)}

/* ==================== 图库（关于子页） ==================== */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.gallery-item{position:relative;border-radius:18px;overflow:hidden;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow-xs);transition:.34s var(--ease)}
.gallery-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.gallery-item .gimg{position:relative;aspect-ratio:4/3;height:auto;background-size:contain;background-repeat:no-repeat;background-position:center;background-color:#E4EBF4}
.gallery-item h4{font-size:15px;padding:16px 18px 4px}
.gallery-item p{color:var(--mute);font-size:12.5px;padding:0 18px 18px}
.gallery-empty{color:var(--mute);text-align:center;padding:50px 20px;border:1px dashed var(--line2);border-radius:16px;width:100%}

/* ==================== 新闻详情 ==================== */
.news-detail{max-width:860px;margin:0 auto}
.news-detail .d-head{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:30px}
.news-detail .d-kicker{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--mute);margin-bottom:16px}
.news-detail .d-kicker .news-cat{font-size:12px}
.news-detail h1{font-size:clamp(24px,3.2vw,34px);font-weight:800;line-height:1.4}
.news-detail .d-body{font-size:15.5px;line-height:2;color:var(--ink-2)}
.news-detail .d-body p{margin-bottom:20px}
.news-detail .d-cover{position:relative;height:340px;border-radius:18px;overflow:hidden;margin-bottom:30px;background:#E4EBF4}
.news-detail .d-cover .cimg{position:absolute;inset:0;background-size:cover;background-position:center}
.news-detail .d-back{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;font-size:14px;margin-bottom:28px;cursor:pointer}
.news-detail .d-back:hover{gap:12px}

/* ==================== 联系 ==================== */
.contact-strip{display:flex;align-items:center;justify-content:space-between;gap:26px;background:linear-gradient(120deg,#0F3460,#1769E0);color:#fff;border-radius:22px;padding:40px 42px;box-shadow:var(--shadow-lg)}
.contact-strip h3{color:#fff;font-size:clamp(20px,2.6vw,26px);margin-bottom:8px}
.contact-strip p{color:rgba(255,255,255,.82);font-size:14px}
.contact-chips{display:flex;gap:14px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.16);color:#fff;padding:13px 22px;border-radius:80px;font-size:14px;font-weight:500;transition:.25s var(--ease);cursor:pointer}
.chip:hover{background:rgba(255,255,255,.26);transform:translateY(-2px)}
.chip.primary{background:#fff;color:var(--accent);font-weight:700}
.chip.primary:hover{background:#EAF3FF}

/* ==================== 子页面 Hero ==================== */
.sub-hero{background:linear-gradient(135deg,#F0F7FF,#EAF3FF);border-bottom:1px solid var(--line);padding:150px 0 64px}
.sub-hero h1{font-size:clamp(30px,4.6vw,46px);font-weight:800;margin:16px 0 12px}
.sub-hero p{color:var(--ink-2);max-width:680px;font-size:16px}
.breadcrumb{font-size:13px;color:#7c92b0}
.breadcrumb b{color:var(--accent);font-weight:600}

/* ==================== 关于 ==================== */
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.stat-box{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px 24px;text-align:center;transition:.3s var(--ease)}
.stat-box:hover{box-shadow:var(--shadow-md);border-color:#D7E7FF;transform:translateY(-4px)}
.stat-box b{font-family:var(--font-display);font-size:38px;font-weight:800;color:var(--t-display)}
.stat-box b small{color:var(--accent);font-size:20px}
.stat-box>span{display:block;color:var(--mute);font-size:13px;margin-top:6px}

/* ==================== 联系页 ==================== */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px}
.info-card{display:flex;align-items:flex-start;gap:18px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin-bottom:16px;transition:.28s var(--ease)}
.info-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.ic{width:48px;height:48px;flex-shrink:0;border-radius:13px;background:var(--panel-tint);color:var(--accent);font-size:20px;display:flex;align-items:center;justify-content:center}
.info-card h4{font-size:15px;margin-bottom:5px}
.info-card p{color:var(--mute);font-size:13.5px}
.form-box{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:36px;box-shadow:var(--shadow-sm)}
.form-box h3{font-size:22px;margin-bottom:6px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:8px}
.form-field input,.form-field textarea{width:100%;padding:13px 16px;border:1px solid var(--line-strong);border-radius:11px;background:var(--bg-2);color:var(--ink);font-size:14px;font-family:inherit;transition:.22s;resize:vertical}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(23,105,224,.1);background:#fff}

/* ==================== 页脚（保留克制深色压底） ==================== */
.site-footer{background:#0A1A2F;color:rgba(255,255,255,.72);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;padding:70px 0 54px}
.footer-brand .brand-name{color:#fff}
.footer-brand p{color:rgba(255,255,255,.6);font-size:14px;line-height:1.85;max-width:320px;margin-top:22px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:22px;font-weight:700}
.footer-col a{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.66);font-size:14px;margin-bottom:13px;transition:.22s}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.footer-col a i{font-size:13px;color:var(--accent-2)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0}
.fb-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;color:rgba(255,255,255,.5);font-size:12.5px}

/* ==================== 返回顶部 ==================== */
#toTop{position:fixed;right:30px;bottom:34px;width:50px;height:50px;border-radius:50%;background:#fff;border:1px solid var(--line-strong);color:var(--accent);font-size:20px;box-shadow:var(--shadow-md);cursor:pointer;opacity:0;transform:translateY(16px) scale(.9);pointer-events:none;transition:.3s var(--ease);z-index:1200}
#toTop.show{opacity:1;transform:none;pointer-events:auto}
#toTop:hover{background:var(--accent);color:#fff}

/* ==================== 滚动渐入 ==================== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d-1{transition-delay:.08s}
.reveal.d-2{transition-delay:.16s}
.reveal.d-3{transition-delay:.24s}
.reveal.d-4{transition-delay:.32s}

/* ==================== 旗舰产品 · 环形流转 ==================== */
.mobius{position:relative;max-width:1240px;margin:0 auto;padding:6px 0 56px}
.mobius-badge{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--accent);font-size:13px;letter-spacing:.14em;font-weight:600;margin-bottom:4px}
.mobius-badge i{font-size:16px;color:var(--accent-2)}
.mobius-stage{position:relative;height:clamp(470px,52vw,570px);perspective:1200px}
.mobius-stage::before{content:"";position:absolute;left:50%;top:50%;width:min(88%,840px);height:min(88%,760px);transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(closest-side,#0F3460,transparent 78%);opacity:.5;pointer-events:none;filter:blur(2px)}
.mp-ring{position:relative;width:100%;height:100%}
.mp-slide{position:absolute;left:50%;top:52%;width:min(286px,70vw);cursor:pointer;transition:transform .9s cubic-bezier(.22,.72,.28,1),opacity .7s var(--ease);will-change:transform,opacity}
.mp-slide .mp-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-sm);transition:border-color .3s,box-shadow .3s,transform .3s}
.mp-slide:hover .mp-card{border-color:#CFE3FF;box-shadow:var(--shadow-md)}
.mp-slide.active .mp-card{transform:translateY(-6px)}
.mp-slide.active{filter:drop-shadow(0 22px 34px rgba(15,52,96,.22));z-index:200 !important}
.mp-media{position:relative;aspect-ratio:4/3;height:auto}
.mp-img{position:absolute;inset:0;background-size:contain;background-repeat:no-repeat;background-position:center;background-color:#E3EAF3}
.mp-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,26,47,0) 55%,rgba(10,26,47,.30));pointer-events:none}
.mp-num{position:absolute;top:14px;left:16px;font-family:var(--font-display);font-size:32px;font-weight:800;color:#fff;text-shadow:0 2px 10px rgba(10,26,47,.45);z-index:2}
.mp-tag{position:absolute;top:16px;right:14px;background:rgba(255,255,255,.92);color:var(--accent);font-size:11px;font-weight:700;padding:5px 11px;border-radius:99px;z-index:2;backdrop-filter:blur(6px)}
.mp-body{padding:20px 22px 24px}
.mp-body h3{font-size:clamp(16px,1.7vw,19px);color:var(--ink);margin-bottom:10px;line-height:1.42}
.mp-body>p{color:var(--ink-2);font-size:13px;line-height:1.75}
.mp-body .spec-tag{flex-wrap:wrap;margin-top:14px}
.mp-body .f-link{margin-top:18px}
.mp-slide:not(.active) .mp-body>p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mp-slide:not(.active) .mp-body .f-link{display:none}
.mp-slide:not(.active) .mp-body .spec-tag{display:none}
.mp-nav{position:absolute;top:50%;transform:translateY(-50%);width:50px;height:50px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:20px;transition:.28s var(--ease);z-index:220}
.mp-nav:hover{color:#fff;background:var(--accent);border-color:var(--accent)}
.mp-prev{left:clamp(0px,2vw,34px)}.mp-next{right:clamp(0px,2vw,34px)}
.mp-dots{position:absolute;left:50%;bottom:10px;transform:translateX(-50%);display:flex;gap:9px;align-items:center;z-index:220}
.mp-dots span{width:8px;height:8px;border-radius:50%;background:#C9D4E3;cursor:pointer;transition:width .3s var(--ease),background .3s var(--ease)}
.mp-dots span.active{width:24px;border-radius:6px;background:var(--accent)}

/* ==================== 响应式 ==================== */
@media (max-width:1024px){
  .adv-row{grid-template-columns:1fr 1fr}
  .feature{grid-template-columns:1fr}
  .feature .f-media{min-height:300px}
  .sol-wrap{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr 1fr}
  .mobius-stage{height:clamp(460px,162vw,600px)}
  .mp-slide{width:min(230px,58vw)}
  .mp-media{height:150px}
  .mp-body{padding:16px 16px 20px}
  .mp-prev{left:2px}.mp-next{right:2px}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav-links{position:fixed;inset:0;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);flex-direction:column;justify-content:center;gap:8px;padding:60px 30px;transform:translateX(100%);transition:transform .4s var(--ease);z-index:1200}
  .nav-links.open{transform:none}
  .nav-links a{font-size:20px;padding:13px 18px}
  .nav-user{display:none}
  .hero{min-height:80vh;padding-top:120px}
  .hero-stats{gap:24px}
  .hero-btns{margin-bottom:40px}
}
@media (max-width:560px){
  .adv-row,.news-grid{grid-template-columns:1fr}
  .case-card{flex:0 0 82%}
  .contact-strip{flex-direction:column;align-items:flex-start;padding:32px 28px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .fb-inner{flex-direction:column;align-items:flex-start;gap:8px}
  .chip{width:100%;justify-content:center}
  .hero-stats{gap:18px;justify-content:flex-start}
  .hero-stat{border-right:none}
  .milestone-map{height:380px}
  .milestone-preview{flex-direction:column;align-items:flex-start;text-align:left}
}

/* ============================================================
   中国地图 · 里程碑项目（Leaflet v1.9.4 BSD-2 / DataV GeoJSON / SVG 兜底）
   ============================================================ */
.milestone-toolbar{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.milestone-badge{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;font-size:13.5px}
.milestone-badge i{font-size:16px;color:var(--accent-2)}
.milestone-count{display:inline-flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--line);padding:8px 18px;border-radius:99px;font-size:13.5px;color:var(--ink-2);box-shadow:var(--shadow-xs)}
.milestone-count b{color:var(--accent);font-size:18px;font-weight:800;font-family:var(--font-display)}

.milestone-map{position:relative;height:clamp(430px,54vw,600px);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-sm);background:#EEF4FB}
.milestone-map .leaflet-container{width:100%;height:100%;background:#EEF4FB}
.milestone-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:12px;color:var(--mute);font-size:14px;background:#EEF4FB;z-index:5}
.spin{width:20px;height:20px;border:3px solid var(--line-strong);border-top-color:var(--accent);border-radius:50%;animation:spinRotate .8s linear infinite}
@keyframes spinRotate{to{transform:rotate(360deg)}}
.milestone-empty{display:flex;align-items:center;justify-content:center;min-height:340px;color:var(--mute)}

/* 流动连线（Leaflet 覆盖层 SVG 与 SVG 兜底共用） */
.ms-lines{position:absolute;left:0;top:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:500}
.ms-line{fill:none;stroke:var(--accent-2);stroke-width:1.7;stroke-linecap:round;opacity:.75;stroke-dasharray:1 14;animation:msFlow 1.5s linear infinite}
@keyframes msFlow{to{stroke-dashoffset:-120}}

/* 脉冲标注点（纯 CSS，divIcon） */
.ms-pulse-wrap{width:14px;height:14px;position:relative}
.ms-dot{position:absolute;left:50%;top:50%;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--accent);border:2px solid #fff;box-shadow:0 2px 8px rgba(23,105,224,.55);z-index:2}
.ms-pulse-wrap.hq .ms-dot{background:var(--gold);border-color:#fff}
.ms-wave{position:absolute;left:50%;top:50%;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;border:2px solid rgba(46,155,255,.78);animation:msPulse 1.8s ease-out infinite}
.ms-pulse-wrap.hq .ms-wave{border-color:rgba(201,138,43,.8)}
@keyframes msPulse{0%{transform:scale(.5);opacity:1}80%{transform:scale(3.4);opacity:0}100%{transform:scale(3.4);opacity:0}}

/* Leaflet 弹层内容 */
.ms-card{min-width:164px}
.ms-card b{display:block;color:var(--t-display);font-size:14px;margin-bottom:3px}
.ms-card span{color:var(--accent);font-size:12px;font-weight:600}
.ms-card p{color:var(--ink-2);font-size:12.5px;line-height:1.6;margin-top:8px}

/* SVG 兜底版式 */
.ms-svgsvg{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:18px;background:#F3F8FF}
.ms-svg-mk{cursor:pointer}
.ms-svg-mk .ms-wave{transform-origin:center}
.ms-svg-note{display:flex;align-items:center;justify-content:center;gap:6px;font-size:12px;color:var(--mute);margin-top:12px}
.ms-svg-note i{color:var(--accent)}

/* 底部联动卡片 */
.milestone-preview{display:flex;align-items:center;gap:18px;max-width:780px;margin:26px auto 0;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px 26px;box-shadow:var(--shadow-sm)}
.ms-ico{width:48px;height:48px;flex-shrink:0;border-radius:14px;background:var(--panel-tint);color:var(--accent);font-size:20px;display:flex;align-items:center;justify-content:center}
.milestone-preview>div{min-width:0}
.milestone-preview b{display:block;color:var(--t-display);font-size:15.5px}
.milestone-preview span{display:block;color:var(--accent);font-size:12.5px;margin-top:2px}
.milestone-preview p{color:var(--mute);font-size:13px;margin-top:6px;line-height:1.7}
/* ============================================================
   中国发展足迹 · 轨迹地图（Hero 左侧）+ [object Object] 案例指标健壮化
   ============================================================ */

.hero-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:clamp(20px,3vw,56px);align-items:center;width:100%;max-width:980px;margin:0 auto;justify-items:stretch}
.hero-copy{text-align:center;max-width:1000px;margin:0 auto;width:100%;display:flex;flex-direction:column;align-items:center}
.hero-copy .hero-sub{margin-left:auto;margin-right:auto;text-align:center}
.hero-copy .hero-btns,.hero-copy .hero-stats{justify-content:center;width:100%}
.hero-map{position:relative;border-radius:24px;overflow:hidden;box-shadow:0 26px 64px -20px rgba(7,24,49,.6),0 0 0 1px rgba(127,204,255,.22);background:#0A1D3A}
.hm-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:linear-gradient(180deg,rgba(22,52,96,.6),transparent);border-bottom:1px solid rgba(127,204,255,.14)}
.hm-badge{display:inline-flex;align-items:center;gap:8px;color:#CFE8FF;font-weight:700;font-size:13.5px;letter-spacing:.04em}
.hm-badge i{color:#57B8FF;font-size:15px}
.hm-count{color:#8FB2D6;font-size:12px;display:inline-flex;align-items:center;gap:6px}
.hm-count b{color:#FFD36B;font-size:17px;font-weight:800;font-family:var(--font-display)}
.hm-map{position:relative;width:100%;aspect-ratio:560/500;max-height:66vh}
.hm-map .hm-empty{position:absolute;inset:0;display:grid;place-items:center;align-content:center;gap:10px;color:#8FB2D6;font-size:13.5px;text-align:center;padding:20px}
.hm-map .hm-empty i{font-size:26px;color:#57B8FF}
.hm-svg{width:100%;height:100%;display:block}
.hm-out{stroke:url(#hmGlow);stroke-width:1.5;stroke-linejoin:round;fill-opacity:1;filter:drop-shadow(0 0 6px rgba(87,184,255,.65))}
.hm-out-halo{stroke:rgba(87,184,255,.22);stroke-width:6px;stroke-linejoin:round;filter:drop-shadow(0 0 14px rgba(87,184,255,.45))}
.hm-traj-a{fill:none;stroke:none}
.hm-traj{fill:none;stroke:rgba(87,184,255,.10);stroke-width:13px;stroke-linecap:round;stroke-linejoin:round}
#hmTrajFlow{fill:none;stroke:rgba(186,236,255,.9);stroke-width:1.6;stroke-linecap:round;stroke-dasharray:1 9;animation:hmFlow 1.1s linear infinite}
#hmTraj{stroke:url(#hmGlow);stroke-width:2.8px;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 6px rgba(87,184,255,.95))}
@keyframes hmFlow{to{stroke-dashoffset:-20}}
.hm-runner .rt{fill:none;stroke:#FFD36B;stroke-width:1.6;animation:hmPulse 1.8s ease-out infinite;filter:drop-shadow(0 0 6px rgba(255,211,107,.9))}
.hm-runner .rc{fill:#FFD36B;filter:drop-shadow(0 0 9px rgba(255,211,107,1))}
.hm-runner.trail{opacity:.72}
.hm-runner.trail .rt2{fill:#7FE0FF;filter:drop-shadow(0 0 6px rgba(87,224,255,.9))}
.hm-mk{cursor:pointer;opacity:.95;transition:opacity .3s}
.hm-mk.dim{opacity:.26}
.hm-mk.lamp{opacity:1}
.hm-cc{fill:#57E0FF;stroke:#fff;stroke-width:1.4}
.hm-rg{fill:none;stroke:rgba(87,224,255,.8);stroke-width:1.7;transform-origin:center;transform-box:fill-box;animation:hmPulse 2.1s ease-out infinite}
.hm-mk.hq .hm-cc{fill:#FFC53D;stroke:#fff}
.hm-mk.hq .hm-rg{stroke:rgba(255,197,61,.9)}
.hm-lbl text{fill:#DFF2FF;font-size:11px;font-weight:600;text-shadow:0 1px 3px rgba(0,0,0,.6)}
.hm-lbl text.hm-yr{fill:#8FB2D6}
@keyframes hmPulse{0%{transform:scale(.55);opacity:.95}70%{transform:scale(2.2);opacity:0}100%{transform:scale(2.2);opacity:0}}
.hm-timeline{display:flex;gap:4px;padding:12px 14px;overflow-x:auto;border-top:1px solid rgba(127,204,255,.14);background:rgba(6,18,36,.6)}
.hm-timeline::-webkit-scrollbar{height:5px}
.hm-timeline::-webkit-scrollbar-thumb{background:rgba(87,184,255,.4);border-radius:9px}
.hm-t{flex:1 1 auto;min-width:60px;display:flex;flex-direction:column;gap:4px;align-items:center;padding:7px 6px;border-radius:10px;background:transparent;border:1px solid transparent;color:#B9D6F0;font:inherit;position:relative;transition:.2s;text-align:center}
.hm-t i{width:7px;height:7px;border-radius:50%;background:#3E6EA0;transition:.2s}
.hm-t b{font-size:12px;color:#7FAED6;font-weight:700;letter-spacing:.02em}
.hm-t span{font-size:11px;white-space:nowrap}
.hm-t:hover,.hm-t.lamp{background:rgba(87,184,255,.12);border-color:rgba(87,184,255,.34)}
.hm-t:hover i{background:#57E0FF;box-shadow:0 0 8px rgba(87,224,255,.9)}
.hm-t.hl{background:rgba(87,184,255,.1)}
.hm-t.hl i{background:#57E0FF;box-shadow:0 0 8px rgba(87,224,255,.9)}
.hm-t.lamp{border-color:rgba(255,211,107,.5)}
.hm-t.lamp i{background:#FFD36B;box-shadow:0 0 10px rgba(255,211,107,.95);transform:scale(1.25)}
.hm-caption{display:flex;align-items:center;gap:8px;min-height:34px;padding:8px 16px;border-top:1px solid rgba(127,204,255,.12);background:rgba(10,29,58,.72);color:#BFE3FF;font-size:12.5px;letter-spacing:.03em}
.hm-caption i{color:#FFD36B;font-size:13px}
.hm-caption b{color:#FFE9B8;font-weight:700;margin-right:4px}
.hm-none .hm-map{aspect-ratio:auto;min-height:230px}
/* 案例指标健壮化（杜绝 [object Object]） */
.case-metric{display:flex;gap:34px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.case-metric b{font-family:var(--font-display);font-size:20px;font-weight:800;color:var(--t-display);display:block}
.case-metric span{font-size:11.5px;color:var(--mute)}
@media (max-width:940px){
  .hero-layout{grid-template-columns:1fr;gap:22px}
  .hero-map{max-width:540px;width:100%;margin:0 auto}
  .hero-copy{text-align:left}
}