:root{
  --ink:#071a34; --muted:#607189; --blue:#126cff; --cyan:#25b9ff;
  --navy:#03192f; --navy2:#071a34;
  --paper:#f7fbff; --paper-2:#f0f6fc; --card:#ffffff;
  --ink-2:#071a34; --body:#3e5270; --muted2:#607189;
  --line:#dbe7f4; --line-2:#c9d9ea;
  --accent:#126cff; --accent-soft:#e8f2ff;
  --c-cyan:#25b9ff; --c-purple:#6D4CFF; --c-pink:#ec4899; --c-orange:#f97316; --c-green:#10b981; --c-yellow:#eab308;
  --footer:#03182d; --footer-text:#d5e0ec; --footer-muted:#9db0c5;
  --font-serif:"Noto Serif SC","Songti SC","STSong",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,"Consolas",monospace;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--paper);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 32px}
::selection{background:rgba(13,59,62,.12)}

/* 视图路由 */
.view{display:none}
.view.active{display:block;opacity:1}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.view{animation:none}}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid rgba(15,48,90,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{width:30px;height:33px;object-fit:contain}
.brand .word{line-height:1.15}
.brand .cn{font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:.06em;color:var(--ink)}
.brand .en{font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.28em;color:var(--muted);margin-top:3px;display:block}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-item > a{display:inline-flex;align-items:center;gap:5px;padding:8px 14px;font-size:14.5px;font-weight:500;color:var(--body);border-radius:6px;transition:color .2s}
.nav-item > a:hover{color:var(--accent)}
.nav-item.active > a{color:var(--ink);font-weight:700}
.nav-item > a svg{width:11px;height:11px;transition:transform .2s}
.nav-item:hover > a svg{transform:rotate(180deg)}
.nav-cta{font-size:14px;font-weight:700;color:#fff;background:linear-gradient(100deg,#184edb,#0066ff 58%,#00b9ef);padding:11px 22px;border-radius:999px;box-shadow:0 12px 28px rgba(0,102,255,.18);margin-left:12px;transition:all .2s}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 16px 32px rgba(0,102,255,.26);color:#fff}
/* 下拉 */
.dropdown{position:absolute;top:calc(100% + 10px);left:0;min-width:300px;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 20px 50px rgba(28,25,23,.1);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:all .2s;z-index:60}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:8px;font-size:14px;font-weight:500;color:var(--body);transition:background .15s}
.dropdown a:hover{background:var(--paper-2);color:var(--accent)}
.dropdown a .d-ico{width:28px;height:28px;border-radius:7px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.dropdown a .d-ico svg{width:15px;height:15px}
.dropdown a .d-meta{line-height:1.3}
.dropdown a .d-meta small{font-family:var(--font-mono);font-size:10px;color:var(--muted);letter-spacing:.06em}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line-2);border-radius:8px;background:var(--card);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:18px;height:1.5px;background:var(--ink);transition:transform .25s,opacity .25s}
.burger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;padding:12px 0 20px;border-top:1px solid var(--line)}
.mobile-menu > a{padding:14px 4px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.mobile-menu > a .arr{color:var(--muted);transition:transform .25s}
.mobile-menu > a.open .arr{transform:rotate(180deg)}
.mobile-sub{display:none;flex-direction:column;padding:4px 0 8px 16px}
.mobile-sub.show{display:flex}
.mobile-sub a{padding:10px 4px;font-size:14.5px;color:var(--body);border-bottom:1px dashed var(--line)}
.mobile-sub a:last-child{border-bottom:none}

/* ---------- 通用 ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:11.5px;font-weight:500;letter-spacing:.22em;color:var(--accent);text-transform:uppercase;margin-bottom:20px}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--accent)}
.eyebrow.center{justify-content:center}
.hairline{height:1px;background:var(--line);margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-sans);font-size:15px;font-weight:600;border-radius:999px;cursor:pointer;transition:all .2s;white-space:nowrap}
.btn svg{width:15px;height:15px}
.btn-primary{background:var(--accent);color:#fff;padding:14px 28px;border:none}
.btn-primary:hover{background:#09282a;transform:translateY(-1px)}
.btn-text{color:var(--ink);padding:14px 4px;font-weight:600;gap:6px}
.btn-text:hover{color:var(--accent)}
.btn-text svg{transition:transform .2s}
.btn-text:hover svg{transform:translateX(4px)}
.btn-outline{background:transparent;color:var(--ink);border:1.5px solid var(--ink-2);padding:13px 26px}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- Hero ---------- */
.hero{padding:48px 0 56px;position:relative;overflow:hidden;background:linear-gradient(135deg,#f0f9ff 0%,#e0f2fe 50%,#dbeafe 100%)}
.hero-stage{position:relative;border-radius:14px;overflow:hidden;box-shadow:0 30px 70px -24px rgba(16,12,58,.55);background:linear-gradient(135deg,#eff6ff 0%,#dbeafe 55%,#bfdbfe 100%);aspect-ratio:16/9;min-height:520px}
.hero-stage-img img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.hero-stage-bg{position:absolute;inset:0;z-index:0;background:radial-gradient(1100px 520px at 88% -5%,rgba(37,99,235,.182),transparent 62%),radial-gradient(900px 460px at 8% 108%,rgba(79,70,229,.45),transparent 58%)}
.hero-pyramid{position:absolute;right:-8%;top:50%;transform:translateY(-50%);width:74%;max-width:none;pointer-events:none;z-index:1;opacity:.93}
.hero-pyramid img{width:100%;height:auto;display:block;filter:drop-shadow(0 20px 60px rgba(139,92,246,.35))}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-chips span{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:#2563eb;border:1px solid rgba(37,99,235,255,.35);border-radius:100px;padding:7px 16px;background:rgba(255,255,255,.06)}
.hero .btn-text{color:#0f172a!important}
.hero .btn-text svg{stroke:#0f172a!important}
.hero-stage-text{position:absolute;top:0;left:0;width:52%;height:100%;padding:44px 48px;display:flex;flex-direction:column;justify-content:center;color:#fff;z-index:2;background:linear-gradient(90deg,rgba(16,12,56,.5) 0%,rgba(16,12,56,.22) 55%,transparent 100%)}
.hero-stage-text .hero-brand{margin-bottom:20px}
.hero-stage-text .hero-brand img{width:72px;height:72px}
.hero-stage-text .hero-brand .hb-cn{color:#0f172a!important;font-size:40px}
.hero-stage-text .hero-brand .hb-en{color:#64748b!important;font-size:12px}
.hero-stage-text .eyebrow{color:#2563eb!important;font-size:13px;margin-bottom:18px}
.hero-stage-text h1{color:#0f172a!important;font-size:clamp(28px,3.6vw,46px)}
.hero-stage-text .hero-tagline{color:#334155!important;font-size:clamp(15px,1.8vw,20px);margin-top:10px}
.hero-stage-text .hero-sub{color:#475569!important;font-size:14px;margin-top:14px;max-width:440px;line-height:1.75}
.hero-stage-text .hero-ctas{margin-top:24px}
.hero-brand{display:flex;align-items:center;gap:22px;margin-bottom:32px}
.hero-brand img{width:108px;height:108px;filter:drop-shadow(0 6px 20px rgba(20,24,23,.1))}
.hero-brand .hb-cn{font-family:var(--font-serif);font-size:54px;font-weight:900;letter-spacing:.03em;color:var(--ink);line-height:1.05}
.hero-brand .hb-en{font-family:var(--font-mono);font-size:15px;font-weight:500;letter-spacing:.24em;color:var(--muted);margin-top:10px;display:block}
.hero .eyebrow{font-size:15px;letter-spacing:.14em;margin-bottom:28px}
.hero h1{font-family:var(--font-serif);font-size:clamp(36px,5vw,60px);font-weight:900;letter-spacing:-.02em;line-height:1.2;color:var(--ink)}
.hero h1 em{font-style:normal;color:#c4b5fd}
.hero-tagline{font-family:var(--font-serif);font-size:clamp(18px,2.2vw,26px);font-weight:600;color:var(--body);margin-top:14px;letter-spacing:.01em;line-height:1.4}
.hero-sub{margin-top:24px;font-size:17px;color:var(--body);max-width:540px;line-height:1.8}
.hero-ctas{display:flex;flex-wrap:wrap;gap:8px 28px;margin-top:36px;align-items:center}
.hero-visual{position:relative}
.hero-frame{border-radius:4px;overflow:hidden;border:1px solid var(--line);box-shadow:0 30px 60px -20px rgba(28,25,23,.18)}
.hero-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-caption{display:flex;justify-content:space-between;align-items:center;margin-top:14px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--muted)}

/* ---------- 首页板块背景色 ---------- */
.sec-services{background:#f0f1ff}
.sec-deepdive{background:#ffffff}
.sec-method{background:#eceefe}
.sec-cases{background:#e9ebfc}
.sec-about{background:#eceefe}

/* 关于板块动态背景 */
.about-hero{position:relative;overflow:hidden;border-radius:18px;min-height:480px;display:flex;align-items:center;margin-bottom:72px;box-shadow:0 24px 60px rgba(0,0,0,.12)}
.about-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.about-bg img{width:100%;height:100%;object-fit:cover;animation:aboutZoom 28s ease-in-out infinite alternate}
@keyframes aboutZoom{0%{transform:scale(1.05) translate(0,0)}100%{transform:scale(1.15) translate(-1.5%,-1%)}}
.about-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(15,61,92,.7) 0%,rgba(15,61,92,.4) 50%,transparent 100%)}
.about-hero .container{position:relative;z-index:1;width:100%}
.about-overlay{max-width:580px;color:#fff}
.about-overlay .eyebrow{color:rgba(255,255,255,.7);border-color:rgba(255,255,255,.3)}
.about-overlay p{font-family:var(--font-serif);font-size:16px;line-height:2;text-indent:2em;color:rgba(255,255,255,.92);margin-bottom:18px;text-shadow:0 1px 8px rgba(0,0,0,.3)}
.about-overlay p:first-of-type{text-indent:2em}
.about-overlay .mv-inline{display:flex;gap:32px;margin-top:28px;flex-wrap:wrap}
.about-overlay .mv-inline .mv-i .mv-l{font-family:var(--font-mono);font-size:11px;letter-spacing:.15em;color:rgba(255,255,255,.6);margin-bottom:6px}
.about-overlay .mv-inline .mv-i .mv-t{font-family:var(--font-serif);font-size:15px;font-weight:700;line-height:1.6;max-width:240px;color:rgba(255,255,255,.95)}
.about-overlay .btn-text{color:#fff;margin-top:28px;font-family:var(--font-serif)}
.about-overlay .btn-text svg{stroke:#fff}

/* 数据条 */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:36px 0}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:0 28px;position:relative}
.stat:not(:last-child)::after{content:"";position:absolute;right:0;top:50%;transform:translateY(-50%);width:1px;height:40px;background:var(--line)}
.stat:first-child{padding-left:0}
.stat .num{font-family:var(--font-mono);font-size:clamp(26px,3vw,38px);font-weight:600;color:var(--ink);letter-spacing:-.02em;line-height:1.1}
.stat .num span{color:var(--accent);font-size:.6em;font-weight:500;margin-left:2px}
.stat .cap{margin-top:6px;font-size:13.5px;color:var(--body)}

/* ---------- 节标题 ---------- */
.section{padding:96px 0}
.section-head{margin-bottom:56px}
.section-head h2{font-family:var(--font-serif);font-size:clamp(28px,3.8vw,44px);font-weight:700;letter-spacing:-.01em;line-height:1.25;color:var(--ink)}
.section-head p{margin-top:14px;font-size:16.5px;color:var(--body);max-width:560px}
.section-head.center{text-align:center}
.section-head.center p{margin-left:auto;margin-right:auto}
.page-head{padding:80px 0 56px;border-bottom:1px solid var(--line)}
.page-head .crumb{font-family:var(--font-mono);font-size:12px;color:var(--muted);letter-spacing:.08em;margin-bottom:18px}
.page-head .crumb a{color:var(--accent)}
.page-head h1{font-family:var(--font-serif);font-size:clamp(32px,4.6vw,52px);font-weight:900;letter-spacing:-.02em;line-height:1.2;color:var(--ink)}
.page-head p{margin-top:18px;font-size:17px;color:var(--body);max-width:620px}

.svc-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.svc-group{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px 24px;transition:transform .25s,box-shadow .25s;position:relative;overflow:hidden}
.svc-group::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#4f46e5,#8b5cf6)}
.svc-group:hover{transform:translateY(-4px);box-shadow:0 16px 40px -18px rgba(79,70,229,.35)}
.sg-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.sg-num{font-family:var(--font-mono);font-size:13px;color:var(--muted);letter-spacing:.2em}
.sg-ico{width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,#4f46e5,#8b5cf6);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sg-ico svg{width:22px;height:22px}
.svc-group h3{font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--ink);margin-bottom:10px}
.svc-group p{font-size:13.5px;color:var(--body);line-height:1.75;margin-bottom:20px;min-height:58px}
.sg-tags{display:flex;flex-direction:column;gap:8px}
.sg-tags a{font-size:13px;color:var(--accent);text-decoration:none;display:flex;align-items:center;gap:8px;font-weight:600;line-height:1.4}
.sg-tags a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0}
.sg-tags a:hover{color:#6d5df0}
@media (max-width:1100px){.svc-groups{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.svc-groups{grid-template-columns:1fr}.svc-group p{min-height:0}}
/* ---------- 编辑式服务列表 ---------- */
.svc-list{border-top:1px solid var(--line)}
.svc-row{display:grid;grid-template-columns:60px 1fr 1.6fr 40px;gap:32px;align-items:center;padding:28px 8px;border-bottom:1px solid var(--line);transition:background .2s;cursor:pointer;border-radius:0}
.svc-row:hover{background:var(--paper-2)}
.svc-row:hover .svc-arrow{transform:translateX(4px);color:var(--accent)}
.svc-row:hover .svc-name{color:var(--accent)}
.svc-num{font-family:var(--font-mono);font-size:13px;color:var(--muted);font-weight:500}
.svc-name{font-family:var(--font-serif);font-size:22px;font-weight:700;color:var(--ink);transition:color .2s;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.svc-name .en{font-family:var(--font-mono);font-size:12px;font-weight:500;color:var(--muted);letter-spacing:.08em}
.svc-name .tag{font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.1em;color:var(--accent);background:var(--accent-soft);border-radius:4px;padding:3px 9px}
.svc-desc{font-size:14.5px;color:var(--body);line-height:1.6}
.svc-arrow{color:var(--muted);transition:all .2s;display:flex;align-items:center;justify-content:flex-end}
.svc-arrow svg{width:20px;height:20px}

/* ---------- 方法论 ---------- */
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.method-col{padding:36px 28px 36px 24px;position:relative}
.method-col:not(:last-child)::after{content:"";position:absolute;right:0;top:36px;width:1px;height:calc(100% - 72px);background:var(--line)}
.method-col .m-num{font-family:var(--font-mono);font-size:14px;font-weight:600;color:var(--accent);letter-spacing:.1em;margin-bottom:20px}
.method-col h3{font-family:var(--font-serif);font-size:20px;font-weight:700;margin-bottom:10px;color:var(--ink)}
.method-col p{font-size:14px;color:var(--body);line-height:1.7}

/* ---------- 案例 ---------- */
.case-wrap{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
.case-card{background:var(--paper-2);padding:40px 36px;transition:background .2s;cursor:pointer}
.case-card:hover{background:var(--card)}
.case-card .c-label{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.18em;color:var(--accent);text-transform:uppercase;margin-bottom:20px}
.case-card .c-metric{font-family:var(--font-mono);font-size:clamp(32px,3.6vw,46px);font-weight:600;color:var(--ink);letter-spacing:-.02em;line-height:1.15;margin-bottom:18px}
.case-card .c-metric .from{font-size:.45em;color:var(--muted);font-weight:500;margin-right:4px}
.case-card .c-metric .arr{color:var(--accent);font-style:normal}
.case-card h3{font-family:var(--font-serif);font-size:20px;font-weight:700;margin-bottom:10px;color:var(--ink)}
.case-card p{font-size:14.5px;color:var(--body);line-height:1.75}
.case-card .c-story{font-size:14px;color:var(--body);line-height:1.8;margin-top:4px}
.case-card .c-story strong{color:var(--ink-2);font-weight:600}
.case-detail{padding:80px 32px 100px}
.case-detail .container{max-width:820px}
.case-detail .cd-label{font-family:var(--font-mono);font-size:12px;letter-spacing:.15em;color:var(--accent);text-transform:uppercase;margin-bottom:16px}
.case-detail .cd-metric{font-family:var(--font-serif);font-size:clamp(36px,5vw,56px);font-weight:700;color:var(--ink);line-height:1.1;margin-bottom:8px}
.case-detail .cd-metric .from{color:var(--muted);font-size:.55em;font-weight:500;margin-right:8px}
.case-detail .cd-metric .arr{color:var(--accent)}
.case-detail h1{font-family:var(--font-serif);font-size:clamp(28px,4vw,42px);font-weight:700;line-height:1.25;margin:16px 0 12px}
.case-detail .cd-industry{font-size:14px;color:var(--muted);margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid var(--line)}
.case-detail .cd-story{font-size:16.5px;line-height:1.9;color:var(--body)}
.case-detail .cd-story p{margin-bottom:20px}
.case-detail .cd-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:40px;padding-top:32px;border-top:1px solid var(--line)}
.case-detail .cd-tags span{font-size:12px;padding:5px 12px;border:1px solid var(--line);border-radius:100px;color:var(--muted)}
.case-detail .cd-nav{display:flex;justify-content:space-between;margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.case-detail .cd-nav a{font-size:14px;color:var(--accent);text-decoration:none;font-weight:600}
.case-card{cursor:pointer;transition:transform .25s ease,box-shadow .25s ease}
.case-card:hover{transform:translateY(-3px);box-shadow:0 12px 40px rgba(13,59,62,.1)}
.case-card .c-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.case-card .c-tags span{font-family:var(--font-mono);font-size:11px;color:var(--muted);border:1px solid var(--line-2);border-radius:4px;padding:3px 10px}

/* 首页案例：一个案例一个底色 */
.case-card.cd-bg .c-label{color:rgba(255,255,255,.85)!important}
.case-card.cd-bg .c-metric{color:#fff!important}
.case-card.cd-bg .c-metric .from{color:rgba(255,255,255,.72)!important}
.case-card.cd-bg .c-metric .arr{color:#fff!important}
.case-card.cd-bg h3{color:#fff!important}
.case-card.cd-bg .cc-name{color:#fff!important}
.case-card.cd-bg .cc-sub{color:rgba(255,255,255,.8)!important}
.case-card.cd-bg .c-tags span{color:rgba(255,255,255,.92)!important;border-color:rgba(255,255,255,.5)!important;background:rgba(255,255,255,.12)}
.case-card.cd-bg .case-quote{background:rgba(255,255,255,.12);border-left-color:rgba(255,255,255,.6);color:rgba(255,255,255,.95)}
.case-card.cd-bg{color:#fff}
/* 案例页：国内/海外板块 + 展开式案例 */
.cases-section{margin-bottom:76px}
.cases-section:last-child{margin-bottom:0}
.cs-sec-head{display:flex;align-items:center;gap:16px;margin-bottom:32px}
.cs-sec-head .cs-flag{font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;color:#fff;background:var(--accent);border-radius:100px;padding:4px 14px;flex:none}
.cs-sec-head h2{font-family:var(--font-serif);font-size:26px;font-weight:700;color:var(--ink);flex:none}
.cs-sec-head .cs-line{flex:1;height:1px;background:var(--line)}
.case-split{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:28px;overflow:hidden;box-shadow:0 2px 14px rgba(21,96,189,.06);position:relative}
.case-split::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--case)}
.cs-grid{display:flex;flex-direction:column;gap:0;padding:30px}
.cs-side{display:flex;align-items:center;gap:20px;padding-bottom:24px;margin-bottom:24px;border-bottom:1px solid var(--line)}
.cs-side-info{flex:1;min-width:0}
.cs-side-right{flex-shrink:0;text-align:right}
.cs-logo img{max-width:100%;max-height:100%;object-fit:contain}
.cs-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);line-height:1.3}
.cs-sub{font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.08em;margin-top:4px}
.cs-metric{font-family:var(--font-serif);font-size:26px;font-weight:800;color:var(--ink);line-height:1.1;white-space:nowrap}
.cs-metric .from{font-size:.55em;color:var(--muted);font-weight:600;margin-right:6px}
.cs-metric .arr{color:var(--case)}
.cs-mlabel{font-size:12px;color:var(--muted);margin-top:4px}
.cs-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.cs-tags span{font-family:var(--font-mono);font-size:10px;color:var(--muted);border:1px solid var(--line);border-radius:100px;padding:3px 10px}
.cs-body{min-width:0}
.cs-title{font-family:var(--font-serif);font-size:22px;font-weight:700;color:var(--ink);line-height:1.4;margin-bottom:20px}
.cs-sec{margin:20px 0}
.cs-sec h4{font-size:13px;font-weight:700;color:var(--case);display:flex;align-items:center;gap:8px;margin-bottom:8px;letter-spacing:.05em}
.cs-sec h4::before{content:"";width:4px;height:14px;background:var(--case);border-radius:2px}
.cs-sec p{font-size:14.5px;color:var(--body);line-height:1.85}
.cs-sec ul{margin:0;padding-left:18px}
.cs-sec li{font-size:14px;color:var(--body);line-height:1.8;margin:6px 0}
.cs-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-top:4px}
.cs-kpi{background:var(--case-soft);border:1px solid var(--case-soft);border-radius:10px;padding:12px}
.cs-kpi .v{font-family:var(--font-serif);font-size:18px;font-weight:800;color:var(--case);line-height:1.2}
.cs-kpi .l{font-size:11.5px;color:var(--body);margin-top:6px;line-height:1.5}
.cs-quote{background:var(--case-soft);border-left:4px solid var(--case);border-radius:0 10px 10px 0;padding:16px 18px;margin-top:4px}
.cs-quote p{font-size:14.5px;line-height:1.8;color:var(--ink-2)}
.cs-quote .cs-qby{display:block;margin-top:8px;font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.06em}
/* 服务页展开板块 */
.cs-desc{font-size:13.5px;color:var(--body);line-height:1.8;margin-top:14px}
.cs-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.cs-chips span{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-2);background:var(--card);border:1px solid var(--line);border-radius:6px;padding:6px 10px}
.cs-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(138px,1fr));gap:10px;margin-top:4px}
.cs-step{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.cs-step .n{font-family:var(--font-serif);font-size:14px;font-weight:700;color:var(--case)}
.cs-step .d{font-size:12px;color:var(--muted);margin-top:6px;line-height:1.5}
@media (max-width:960px){.cs-side{flex-wrap:wrap;gap:14px}}

/* 案例企业信息 */
.case-company{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.cc-logo{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;flex-shrink:0;background:linear-gradient(135deg,#4f46e5,#8b5cf6)}
.cc-name{font-family:var(--font-serif);font-size:15px;font-weight:700;color:var(--ink);line-height:1.3}
.cc-sub{font-family:var(--font-mono);font-size:10px;color:var(--muted);letter-spacing:.08em;margin-top:2px}
.case-quote{margin:18px 0;padding:16px 20px 16px 22px;background:var(--card);border-left:3px solid var(--accent);border-radius:0 8px 8px 0;font-size:14.5px;line-height:1.8;color:var(--body)}
.case-quote .cq-text{font-family:var(--font-serif)}
.case-quote .cq-by{display:block;margin-top:10px;font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.06em}

/* 案例详情企业区 */
.cd-company{display:flex;align-items:center;gap:16px;margin-bottom:28px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.cd-company .cc-logo{width:56px;height:56px;border-radius:12px;font-size:22px}
.cd-company .cc-name{font-size:20px}
.cd-company .cc-sub{font-size:11px}
.cd-quote{margin:36px 0;padding:26px 30px;background:var(--paper-2);border-left:4px solid var(--accent);border-radius:0 10px 10px 0}
.cd-quote p{font-family:var(--font-serif);font-size:17px;line-height:1.9;color:var(--ink-2)}
.cd-quote .cq-by{display:block;margin-top:14px;font-family:var(--font-mono);font-size:12px;color:var(--muted);letter-spacing:.08em}

/* 案例详情结构化区块 */
.cd-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:32px;padding-bottom:28px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.cd-head .cd-company{margin:0;padding:0;border:none}
.cd-head-r{text-align:right;flex:none}
.cd-block{margin:34px 0}
.cd-block h2{font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.cd-block h2::before{content:"";width:4px;height:18px;background:var(--accent);border-radius:2px}
.cd-p{font-size:16px;line-height:1.9;color:var(--body)}
.cd-list{margin:0;padding-left:22px}
.cd-list li{font-size:15.5px;line-height:1.8;color:var(--body);margin:9px 0}
.cd-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-top:4px}
.cd-kpi{background:linear-gradient(180deg,var(--card),var(--paper-2));border:1px solid var(--line);border-radius:12px;padding:18px 16px}
.cd-kpi .v{font-family:var(--font-serif);font-size:24px;font-weight:800;color:var(--accent);line-height:1.2}
.cd-kpi .l{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.5}
.cd-block .cd-quote{margin:4px 0 0}
@media (max-width:640px){.cd-head{flex-direction:column;align-items:flex-start}.cd-head-r{text-align:left}}

/* 案例主题色（每案例一色 · 鲜艳明亮） */
.cd-theme .cd-head .cc-logo{background:var(--case)}
.cd-theme .cd-label{color:var(--case)}
.cd-theme .cd-metric .arr{color:var(--case)}
.cd-theme .cd-block h2::before{background:var(--case)}
.cd-theme .cd-kpi .v{color:var(--case)}
.cd-theme .cd-kpi{border-color:var(--case-soft)}
.cd-theme .cd-quote{background:var(--case-soft);border-left-color:var(--case)}
.cd-theme .cd-nav a{color:var(--case)}

/* 案例页免费诊断 CTA */
.case-cta{background:linear-gradient(135deg,#241a6e 0%,#4f46e5 100%);color:#fff;border-radius:16px;padding:60px 48px;margin-top:80px;position:relative;overflow:hidden;text-align:center}
.case-cta::before{content:"";position:absolute;top:-80px;right:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(201,168,122,.35),transparent 70%)}
.case-cta .container{position:relative;z-index:1}
.case-cta h3{font-family:var(--font-serif);font-size:clamp(24px,3.4vw,36px);font-weight:700;margin-bottom:14px}
.case-cta p{font-size:15.5px;color:rgba(255,255,255,.85);max-width:560px;margin:0 auto 30px;line-height:1.8}
.case-cta .cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.case-cta .btn-primary{background:#fff;color:#4f46e5;border:none;padding:15px 34px;font-size:15.5px;font-weight:700;border-radius:999px}
.case-cta .btn-primary:hover{background:#eef;transform:translateY(-1px)}
.case-cta .btn-outline{border:1.5px solid rgba(255,255,255,.55);color:#fff;padding:14px 30px;border-radius:999px;font-size:15.5px;font-weight:600}
.case-cta .btn-outline:hover{border-color:#c9a87a;color:#c9a87a}

/* ---------- 关于页（设计稿） ---------- */
.ab-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#0f0b35 0%,#241a6e 55%,#4f46e5 100%);color:#fff;padding:88px 0 96px}
.ab-bg{position:absolute;right:-4%;top:50%;transform:translateY(-50%);width:52%;max-width:700px;opacity:.9;pointer-events:none;z-index:0}
.ab-bg img{width:100%;height:auto;display:block;border-radius:20px;filter:drop-shadow(0 28px 70px rgba(139,92,246,.45));animation:abFloat 7s ease-in-out infinite}
@keyframes abFloat{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-14px) scale(1.02)}}
.ab-inner{position:relative;z-index:1;max-width:680px}
.ab-crumb{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.65);margin-bottom:22px}
.ab-crumb a{color:#c4b5fd;text-decoration:none}
.ab-eyebrow{font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.22em;color:#c4b5fd;margin-bottom:16px}
.ab-inner h1{font-family:var(--font-serif);font-size:clamp(30px,4vw,46px);font-weight:900;line-height:1.25;margin-bottom:28px}
.ab-intro p{font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.88);margin-bottom:18px}
.ab-intro em{font-style:normal;color:#e0d7ff;font-weight:600}
.mv-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:36px}
.mv-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);border-radius:14px;padding:26px 24px;backdrop-filter:blur(4px)}
.mv-card .mv-l{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:#c4b5fd;margin-bottom:12px}
.mv-card h3{font-family:var(--font-serif);font-size:17px;font-weight:700;line-height:1.5;margin-bottom:12px}
.mv-card p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.78)}
.ab-cta{margin-top:40px}
.adv-grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px}
.adv2{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 28px;position:relative;overflow:hidden;transition:transform .25s,box-shadow .25s}
.adv2::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#4f46e5,#8b5cf6)}
.adv2:hover{transform:translateY(-4px);box-shadow:0 16px 40px -18px rgba(79,70,229,.35)}
.a2-top{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.a2-num{font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.15em;color:#fff;background:linear-gradient(135deg,#4f46e5,#8b5cf6);border-radius:8px;padding:5px 10px;flex-shrink:0}
.adv2 h3{font-family:var(--font-serif);font-size:21px;font-weight:700;color:var(--ink)}
.adv2>p{font-size:14.5px;color:var(--body);line-height:1.8}
.adv2 .a2-more{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted);line-height:1.85}
@media (max-width:900px){.mv-cards{grid-template-columns:1fr}.adv-grid2{grid-template-columns:1fr}.ab-bg{display:none}}
/* ---------- 关于 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start;margin-bottom:80px}
.about-text p{font-size:16.5px;color:var(--body);line-height:1.85;margin-bottom:18px}
.about-text p strong{color:var(--ink);font-weight:700}
.about-img{border-radius:4px;overflow:hidden;border:1px solid var(--line);box-shadow:0 24px 50px -16px rgba(28,25,23,.15)}
.about-img img{width:100%}
.mv-row{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden;margin-bottom:80px}
.mv-block{background:var(--card);padding:40px 36px}
.mv-block .mv-label{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.2em;color:var(--accent);margin-bottom:16px}
.mv-block h3{font-family:var(--font-serif);font-size:22px;font-weight:700;line-height:1.5;color:var(--ink)}
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line)}
.adv-item{padding:32px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:48px 1fr;gap:20px;align-items:start}
.adv-item:nth-child(odd){padding-right:32px}
.adv-item:nth-child(even){padding-left:32px;border-left:1px solid var(--line)}
.adv-item .a-num{font-family:var(--font-mono);font-size:14px;font-weight:600;color:var(--accent);padding-top:4px}
.adv-item h4{font-family:var(--font-serif);font-size:18px;font-weight:700;margin-bottom:6px;color:var(--ink)}
.adv-item p{font-size:14px;color:var(--body);line-height:1.7}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:64px;align-items:start}
.contact-info .ci-row{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.contact-info .ci-row:first-child{border-top:1px solid var(--line)}
.contact-info .ci-ico{width:38px;height:38px;border-radius:6px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-info .ci-ico svg{width:18px;height:18px}
.contact-info .ci-row h4{font-size:13px;font-weight:600;color:var(--muted);margin-bottom:3px;font-family:var(--font-mono);letter-spacing:.08em}
.contact-info .ci-row p{font-size:15.5px;color:var(--ink);font-weight:500}
.scenario-title{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.2em;color:var(--muted);margin:36px 0 16px;text-transform:uppercase}
.scenario-list{display:flex;flex-direction:column}
.scenario-list a{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line);font-size:15.5px;font-weight:600;color:var(--ink);transition:color .2s}
.scenario-list a:hover{color:var(--accent)}
.scenario-list a svg{width:16px;height:16px;color:var(--muted);transition:transform .2s}
.scenario-list a:hover svg{transform:translateX(4px);color:var(--accent)}
.contact-form{background:var(--card);border:1px solid var(--line);border-radius:4px;padding:40px}
.contact-form h3{font-family:var(--font-serif);font-size:24px;font-weight:700;margin-bottom:6px}
.contact-form .sub{font-size:14px;color:var(--muted);margin-bottom:28px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{margin-bottom:18px}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.form-field input,.form-field textarea,.form-field select{font-family:var(--font-sans);font-size:14.5px;padding:12px 14px;border:1px solid var(--line-2);border-radius:4px;background:var(--paper);color:var(--ink);width:100%;outline:none;transition:border-color .2s}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{border-color:var(--accent)}
.form-field textarea{resize:vertical;min-height:100px}
.form-msg{display:none;margin-top:16px;padding:14px 18px;background:#f0fdf4;border:1px solid #bbf7d0;color:#15803d;border-radius:4px;font-size:14px;font-weight:600}
.form-msg.show{display:block}

/* FAQ */
.faq-section{margin-top:88px;padding-top:64px;border-top:1px solid var(--line)}
.faq-list{margin-top:36px;max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:22px 0;cursor:pointer;font-family:var(--font-serif);font-size:17px;font-weight:700;color:var(--ink);gap:20px}
.faq-q svg{width:18px;height:18px;color:var(--accent);flex-shrink:0;transition:transform .25s}
.faq-item.open .faq-q svg{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s,padding .3s;color:var(--body);font-size:15px;line-height:1.8}
.faq-item.open .faq-a{max-height:300px;padding:0 0 22px}


/* 发布页：文章展开详情 */
.pub-item,.pub-featured{cursor:pointer}
.pub-detail{background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:0 14px 14px 0;padding:34px 34px 38px;margin:0 0 20px;box-shadow:0 12px 34px -18px rgba(79,70,229,.25)}
.pub-detail .pd-cat{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;color:var(--accent);margin-bottom:12px;text-transform:uppercase}
.pub-detail h3{font-family:var(--font-serif);font-size:24px;font-weight:700;color:var(--ink);margin-bottom:10px;line-height:1.4}
.pub-detail .pd-meta{font-size:12.5px;color:var(--muted);margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.pub-detail p{font-size:15px;line-height:2;color:var(--body);margin-bottom:16px}
.pub-detail h4{font-family:var(--font-serif);font-size:17px;font-weight:700;color:var(--ink);margin:22px 0 10px}
.pub-detail .pd-cta{margin-top:28px}
.pub-featured[data-key]{transition:box-shadow .25s}
.pub-featured[data-key]:hover{box-shadow:0 14px 40px -20px rgba(79,70,229,.35)}
/* ---------- 发布页 ---------- */
.pub-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.pub-filter button{font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.08em;padding:8px 18px;border:1px solid var(--line-2);border-radius:999px;background:transparent;color:var(--body);cursor:pointer;transition:all .2s}
.pub-filter button:hover{border-color:var(--accent);color:var(--accent)}
.pub-filter button.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.pub-featured{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center;padding:40px;background:var(--card);border:1px solid var(--line);border-radius:4px;margin-bottom:48px}
.pub-featured .pf-cat{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.18em;color:var(--accent);text-transform:uppercase;margin-bottom:16px}
.pub-featured h2{font-family:var(--font-serif);font-size:clamp(22px,2.8vw,32px);font-weight:700;line-height:1.35;margin-bottom:14px;color:var(--ink)}
.pub-featured p{font-size:15px;color:var(--body);line-height:1.75;margin-bottom:20px}
.pub-featured .pf-meta{font-family:var(--font-mono);font-size:12px;color:var(--muted);display:flex;gap:20px;flex-wrap:wrap}
.pub-featured .pf-img{border-radius:4px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3}
.pub-featured .pf-img img{width:100%;height:100%;object-fit:cover}
.pub-list{border-top:1px solid var(--line)}
.pub-item{display:grid;grid-template-columns:120px 1fr auto;gap:32px;align-items:center;padding:28px 8px;border-bottom:1px solid var(--line);transition:background .2s;cursor:pointer}
.pub-item:hover{background:var(--paper-2)}
.pub-item:hover .pub-title{color:var(--accent)}
.pub-date{font-family:var(--font-mono);font-size:13px;color:var(--muted);line-height:1.4}
.pub-date small{display:block;font-size:10px;letter-spacing:.1em;margin-top:2px}
.pub-title{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);line-height:1.4;transition:color .2s;margin-bottom:6px}
.pub-excerpt{font-size:14px;color:var(--body);line-height:1.6}
.pub-cat{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.1em;color:var(--accent);background:var(--accent-soft);border-radius:4px;padding:4px 12px;white-space:nowrap}
@media (max-width:720px){
  .pub-featured{grid-template-columns:1fr;gap:24px;padding:24px}
  .pub-item{grid-template-columns:1fr;gap:10px}
  .pub-cat{justify-self:start}
}

/* ---------- 服务详情 ---------- */
.svc-detail-head{padding:72px 0 56px;border-bottom:1px solid var(--line)}
.svc-detail-head .crumb{font-family:var(--font-mono);font-size:12px;color:var(--muted);letter-spacing:.08em;margin-bottom:20px}
.svc-detail-head .crumb a{color:var(--accent)}
.svc-detail-head h1{font-family:var(--font-serif);font-size:clamp(30px,4.4vw,48px);font-weight:900;letter-spacing:-.02em;line-height:1.2;color:var(--ink);display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.svc-detail-head h1 .tag{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.12em;color:var(--accent);background:var(--accent-soft);border-radius:4px;padding:5px 12px;align-self:center}
.svc-detail-head .desc{margin-top:18px;font-size:17px;color:var(--body);max-width:640px}
.svc-detail-head .side-cta{display:flex;gap:12px;margin-top:28px;align-items:center}
.svc-body{padding:72px 0}
.svc-body h2{font-family:var(--font-serif);font-size:24px;font-weight:700;margin-bottom:24px;color:var(--ink);display:flex;align-items:center;gap:14px}
.svc-body h2::before{content:"";width:3px;height:20px;background:var(--accent);border-radius:2px}
.svc-body .lead{font-size:17px;color:var(--body);line-height:1.85;max-width:820px;margin-bottom:56px}
.inc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line);margin-bottom:64px}
.inc-item{display:grid;grid-template-columns:28px 1fr;gap:14px;padding:20px 24px 20px 0;border-bottom:1px solid var(--line);align-items:start}
.inc-item:nth-child(odd){padding-right:32px}
.inc-item:nth-child(even){padding-left:32px;border-left:1px solid var(--line)}
.inc-item .ck{width:24px;height:24px;border-radius:4px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}
.inc-item .ck svg{width:13px;height:13px}
.inc-item h4{font-size:15.5px;font-weight:700;margin-bottom:4px;color:var(--ink)}
.inc-item p{font-size:13.5px;color:var(--muted);line-height:1.65}
.del-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line);margin-bottom:64px}
.del-item{display:flex;align-items:center;gap:14px;padding:16px 24px 16px 0;border-bottom:1px solid var(--line);font-size:14.5px;font-weight:600;color:var(--ink-2)}
.del-item:nth-child(odd){padding-right:32px}
.del-item:nth-child(even){padding-left:32px;border-left:1px solid var(--line)}
.del-item .n{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-soft);border-radius:4px;padding:3px 9px;flex-shrink:0}
.proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);margin-bottom:64px}
.proc-col{padding:28px 24px 28px 24px;position:relative}
.proc-col:not(:last-child)::after{content:"";position:absolute;right:0;top:28px;width:1px;height:calc(100% - 56px);background:var(--line)}
.proc-col .pn{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--accent);margin-bottom:12px}
.proc-col h4{font-family:var(--font-serif);font-size:17px;font-weight:700;margin-bottom:6px;color:var(--ink)}
.proc-col p{font-size:13px;color:var(--muted);line-height:1.65}
.suit-block{background:var(--paper-2);border:1px solid var(--line);border-radius:4px;padding:32px 36px;margin-bottom:64px}
.suit-block h2{margin-bottom:12px}
.suit-block p{font-size:16px;color:var(--body);line-height:1.8;max-width:820px}
.related-list{border-top:1px solid var(--line)}

/* ---------- 首页服务手风琴 ---------- */
.svc-accordion{display:flex;flex-direction:column;gap:6px}
.svc-acc-block{border-radius:10px;overflow:hidden;transition:box-shadow .3s ease}
.svc-acc-block:hover{box-shadow:0 4px 20px rgba(0,0,0,.08)}
.svc-acc-head{display:flex;align-items:center;padding:0 28px;height:58px;cursor:pointer;color:#fff;position:relative;user-select:none}
.svc-acc-block.expanded .svc-acc-head{height:62px}
.svc-acc-num{font-family:var(--font-mono);font-size:11px;opacity:.65;margin-right:18px;min-width:26px;letter-spacing:.1em}
.svc-acc-name{font-family:var(--font-serif);font-size:17px;font-weight:700;flex:0 0 auto;display:flex;align-items:baseline;gap:10px;white-space:nowrap}
.svc-acc-name .en{font-family:var(--font-mono);font-size:10.5px;opacity:.6;letter-spacing:.12em;font-weight:500}
.svc-acc-name .tag{font-size:10px;padding:2px 8px;border-radius:100px;background:rgba(255,255,255,.22);font-weight:600;letter-spacing:.05em}
.svc-acc-brief{font-size:12.5px;opacity:.78;margin-left:24px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:none}
@media(min-width:900px){.svc-acc-brief{display:block}}
.svc-acc-arrow{transition:transform .35s cubic-bezier(.4,0,.2,1);flex-shrink:0;margin-left:12px;opacity:.85}
.svc-acc-block.expanded .svc-acc-arrow{transform:rotate(180deg)}
.svc-acc-body{max-height:0;overflow:hidden;transition:max-height .55s cubic-bezier(.4,0,.2,1);background:#fff;border:1px solid var(--line);border-top:none;border-radius:0 0 10px 10px}
.svc-acc-block.expanded .svc-acc-body{max-height:520px}
.svc-acc-body-inner{padding:26px 28px 28px}
.svc-acc-overview{font-size:14px;line-height:1.85;color:var(--body);margin-bottom:18px}
.svc-acc-includes{display:grid;grid-template-columns:1fr 1fr;gap:8px 24px;margin-bottom:18px}
.svc-acc-includes .inc-mini{font-size:13px;color:var(--body);display:flex;align-items:flex-start;gap:8px;line-height:1.55}
.svc-acc-includes .inc-mini::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);margin-top:7px;flex-shrink:0}
.svc-acc-foot{display:flex;justify-content:space-between;align-items:center;padding-top:16px;border-top:1px solid var(--line);gap:16px;flex-wrap:wrap}
.svc-acc-foot .deliverables{font-size:12px;color:var(--muted)}
.svc-acc-foot a{font-size:13px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:5px;white-space:nowrap}

/* 营销力风格服务卡片网格 */
.svc-card-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:48px}
@media(max-width:1100px){.svc-card-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.svc-card-grid{grid-template-columns:repeat(2,1fr)}}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px 22px;text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}
.svc-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--card-color,#4f46e5);transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.svc-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.08);border-color:transparent}
.svc-card:hover::before{transform:scaleX(1)}
.svc-card .sc-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:var(--card-color,#4f46e5);color:#fff}
.svc-card .sc-icon svg{width:22px;height:22px}
.svc-card .sc-name{font-family:var(--font-serif);font-size:16px;font-weight:700;color:var(--ink);margin-bottom:4px;display:flex;align-items:baseline;gap:8px}
.svc-card .sc-name .en{font-family:var(--font-mono);font-size:10px;color:var(--muted);letter-spacing:.1em;font-weight:500}
.svc-card .sc-desc{font-size:12.5px;color:var(--body);line-height:1.65;margin-top:8px;flex:1}
.svc-card .sc-tag{font-size:10px;padding:2px 8px;border-radius:100px;background:var(--paper-2);color:var(--muted);font-weight:600;position:absolute;top:16px;right:16px}
.svc-card .sc-more{font-size:12px;font-weight:600;color:var(--card-color,#4f46e5);margin-top:16px;display:inline-flex;align-items:center;gap:4px;opacity:0;transform:translateX(-6px);transition:all .3s ease}
.svc-card:hover .sc-more{opacity:1;transform:translateX(0)}

/* 核心服务深度解析 */
.svc-deep{padding:0}
.deep-row{display:flex;align-items:center;gap:64px;padding:72px 0;border-bottom:1px solid var(--line)}
.deep-row:last-child{border-bottom:none}
.deep-row.reverse{flex-direction:row-reverse}
.deep-text{flex:1;min-width:0}
.deep-num{font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:.15em;color:var(--accent);margin-bottom:16px}
.deep-text h3{font-family:var(--font-serif);font-size:clamp(24px,3vw,34px);font-weight:700;color:var(--ink);margin-bottom:16px;line-height:1.3}
.deep-text h3 .en{font-family:var(--font-mono);font-size:.42em;color:var(--muted);font-weight:500;letter-spacing:.1em;margin-left:10px}
.deep-text>p{font-size:15px;line-height:1.85;color:var(--body);margin-bottom:24px;max-width:520px}
.deep-features{display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;margin-bottom:28px}
.deep-features .df-item{font-size:13.5px;color:var(--body);display:flex;align-items:flex-start;gap:8px;line-height:1.5}
.deep-features .df-item::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:7px;flex-shrink:0}
.deep-img{flex:1;min-width:0;border-radius:14px;overflow:hidden;box-shadow:0 8px 40px rgba(0,0,0,.08)}
.deep-img img{width:100%;height:auto;display:block}
@media(max-width:900px){.deep-row,.deep-row.reverse{flex-direction:column;gap:32px;padding:48px 0}.deep-features{grid-template-columns:1fr}}

/* ---------- 首页 CTA ---------- */
.cta-band{background:var(--ink);color:#fff;padding:80px 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;top:-120px;right:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(15,61,92,.7),transparent 70%)}
.cta-band .container{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap}
.cta-band h2{font-family:var(--font-serif);font-size:clamp(26px,3.6vw,40px);font-weight:700;line-height:1.3;max-width:560px}
.cta-band h2 em{font-style:normal;color:#a78bfa}
.cta-band p{margin-top:12px;font-size:15.5px;color:var(--footer-muted);max-width:480px}
.cta-band .btn-primary{background:linear-gradient(135deg,#6d5df0,#4f46e5);color:#fff;padding:16px 32px;font-size:15.5px}
.cta-band .btn-primary:hover{background:#5b4df0;transform:translateY(-1px)}
.cta-band .btn-outline{border-color:rgba(255,255,255,.3);color:#fff}
.cta-band .btn-outline:hover{border-color:#a78bfa;color:#a78bfa}

/* ---------- 页脚 ---------- */
.footer{background:var(--footer);color:var(--footer-text);padding:64px 0 32px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .brand .cn{color:#fff}
.footer-brand .brand .en{color:var(--footer-muted)}
.footer-brand p{font-size:14px;color:var(--footer-muted);margin-top:18px;max-width:280px;line-height:1.7}
.footer h5{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.2em;color:#fff;margin-bottom:20px;text-transform:uppercase}
.footer-col a{display:block;font-size:14px;color:var(--footer-muted);margin-bottom:11px;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-contact .row{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:14px;color:var(--footer-muted)}
.footer-contact .row svg{width:15px;height:15px;color:var(--accent);flex-shrink:0}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--footer-muted)}
.footer-bottom .mono{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em}

/* ---------- 响应式 ---------- */
@media (max-width:1020px){
  .hero-stage-text{width:65%;padding:32px 36px}
  .hero-stage-text .hero-brand img{width:56px;height:56px}
  .hero-stage-text .hero-brand .hb-cn{font-size:30px}
  .hero-stage-text .hero-sub{display:none}
  .about-hero{min-height:420px;border-radius:12px}
  .about-overlay{padding:0 8px}
  .about-overlay p{font-size:14.5px}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .svc-row{grid-template-columns:44px 1fr 30px;gap:16px}
  .svc-desc{grid-column:2 / 4;font-size:13.5px}
  .method-grid,.proc-grid{grid-template-columns:repeat(2,1fr);gap:0}
  .method-col:nth-child(2)::after,.proc-col:nth-child(2)::after{display:none}
  .method-col:nth-child(odd),.proc-col:nth-child(odd){padding-right:28px;border-right:1px solid var(--line)}
  .method-col:nth-child(even),.proc-col:nth-child(even){padding-left:28px}
  .method-col,.proc-col{border-bottom:1px solid var(--line);padding-bottom:28px}
  .case-grid{grid-template-columns:1fr}
  .mv-row,.adv-grid,.inc-grid,.del-list{grid-template-columns:1fr}
  .adv-item:nth-child(even),.inc-item:nth-child(even),.del-item:nth-child(even){border-left:none;padding-left:0}
  .adv-item:nth-child(odd),.inc-item:nth-child(odd),.del-item:nth-child(odd){padding-right:0}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .stat:nth-child(2)::after{display:none}
  .stat{padding:0 24px 0 0}
  .stat:nth-child(3){padding-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:720px){
  .container{padding:0 22px}
  .nav-links{display:none}
  .burger{display:flex}
  .mobile-menu.show{display:flex}
  .nav-inner{height:70px}
  .section{padding:64px 0}
  .hero{padding:56px 0 48px}
  .hero-stage{border-radius:10px;aspect-ratio:auto;min-height:0}
  .hero-stage-text{position:relative;width:100%;height:auto;padding:28px 24px;background:linear-gradient(135deg,rgba(16,12,56,.96),rgba(42,31,125,.94))}
  .hero-stage-text .hero-brand img{width:52px;height:52px}
  .hero-stage-text .hero-brand .hb-cn{font-size:26px}
  .hero-stage-text h1{font-size:26px}
  .hero-stage-text .hero-tagline{font-size:15px}
  .hero-stage-text .hero-sub{display:none}
  .hero-stage-img img{aspect-ratio:4/3}
  .svc-row{grid-template-columns:36px 1fr 24px;gap:12px;padding:22px 4px}
  .svc-name{font-size:18px}
  .svc-desc{font-size:13px}
  .method-grid,.proc-grid{grid-template-columns:1fr}
  .method-col:nth-child(odd),.proc-col:nth-child(odd){border-right:none;padding-right:0}
  .method-col:nth-child(even),.proc-col:nth-child(even){padding-left:0}
  .stats-inner{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .contact-form{padding:28px 24px}
  .mv-block{padding:28px 24px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ---------- 服务页：特色大卡片排版 ---------- */
.svc-block{background:#fff;border:1px solid var(--line);border-radius:18px;margin-bottom:30px;overflow:hidden;position:relative;transition:transform .28s,box-shadow .28s}
.svc-block:hover{transform:translateY(-4px);box-shadow:0 24px 56px -22px rgba(79,70,229,.3)}
.svc-block .sb-bar{height:5px;background:linear-gradient(90deg,var(--c),var(--c2))}
.svc-block .sb-bignum{position:absolute;right:28px;top:20px;font-family:var(--font-mono);font-size:130px;font-weight:800;color:var(--c);opacity:.06;line-height:1;pointer-events:none;z-index:0}
.svc-block .sb-head{display:flex;gap:32px;padding:38px 42px 28px;position:relative;align-items:flex-start;z-index:1}
.svc-block .sb-info{flex:1;min-width:0}
.svc-block .sb-num{font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;color:var(--c);font-weight:700}
.svc-block .sb-name{font-family:var(--font-serif);font-size:clamp(26px,3.2vw,38px);font-weight:800;color:var(--ink);margin:10px 0 6px;line-height:1.2}
.svc-block .sb-en{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.svc-block .sb-tag{display:inline-block;margin-top:14px;padding:5px 14px;border-radius:999px;border:1.5px solid var(--c);color:var(--c);font-size:12px;font-weight:600}
.svc-block .sb-desc{margin-top:16px;font-size:15px;line-height:1.9;color:var(--body);max-width:560px}
.svc-block .sb-img{width:230px;flex-shrink:0;border-radius:14px;overflow:hidden;box-shadow:0 14px 34px -12px rgba(0,0,0,.22)}
.svc-block .sb-img img{width:100%;height:168px;object-fit:cover;display:block}
.svc-block .sb-body{padding:0 42px 36px;position:relative;z-index:1}
.svc-block .sb-sec{margin-top:26px}
.svc-block .sb-sec h4{font-family:var(--font-serif);font-size:16px;font-weight:700;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.svc-block .sb-sec h4::before{content:"";width:4px;height:16px;background:var(--c);border-radius:2px}
.svc-block .sb-sec p{font-size:14.5px;line-height:1.9;color:var(--body)}
.svc-block .sb-row{display:grid;grid-template-columns:1.5fr 1fr;gap:36px;margin-top:26px}
.svc-block .sb-sec ul{list-style:none;padding:0;margin:0}
.svc-block .sb-sec ul li{font-size:13.5px;line-height:1.8;color:var(--body);padding:8px 0 8px 20px;position:relative;border-bottom:1px dashed var(--line)}
.svc-block .sb-sec ul li:last-child{border-bottom:none}
.svc-block .sb-sec ul li::before{content:"";position:absolute;left:0;top:16px;width:6px;height:6px;border-radius:50%;background:var(--c)}
.svc-block .sb-sec ul li strong{color:var(--ink);font-weight:600}
.svc-block .sb-chips{display:flex;flex-wrap:wrap;gap:8px}
.svc-block .sb-chips span{padding:7px 14px;border-radius:8px;background:var(--soft);color:var(--c);font-size:12.5px;font-weight:500}
.svc-block .sb-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:4px}
.svc-block .sb-step{background:var(--soft);border-radius:10px;padding:16px 16px;position:relative;transition:transform .2s}
.svc-block .sb-step:hover{transform:translateY(-2px)}
.svc-block .sb-step .n{font-family:var(--font-mono);font-size:11px;letter-spacing:.15em;color:var(--c);font-weight:700;margin-bottom:8px}
.svc-block .sb-step .d{font-size:12.5px;line-height:1.65;color:var(--body)}
.svc-block .sb-foot{display:flex;justify-content:space-between;align-items:center;margin-top:30px;padding-top:24px;border-top:1px solid var(--line);gap:20px;flex-wrap:wrap}
.svc-block .sb-suit{font-size:13.5px;color:var(--body);line-height:1.75;flex:1;min-width:240px}
.svc-block .sb-suit strong{color:var(--ink)}
.svc-block .sb-btn{padding:12px 28px;border-radius:10px;border:1.5px solid var(--c);color:var(--c);font-size:14px;font-weight:600;text-decoration:none;transition:all .22s;white-space:nowrap}
.svc-block .sb-btn:hover{background:var(--c);color:#fff;box-shadow:0 8px 22px -8px var(--c)}
@media(max-width:860px){
  .svc-block .sb-head{flex-direction:column}
  .svc-block .sb-img{width:100%}
  .svc-block .sb-img img{height:200px}
  .svc-block .sb-row{grid-template-columns:1fr;gap:0}
  .svc-block .sb-steps{grid-template-columns:repeat(2,1fr)}
  .svc-block .sb-bignum{font-size:90px}
}


/* ========== 首页高级风：暖白 + 深墨 + 琥珀金 ========== */
.home-premium{background:#f8fafc}
.home-premium .hero{background:#f8fafc;padding:40px 0 48px}
.home-premium .hero-stage{background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);box-shadow:0 24px 60px -20px rgba(28,25,23,.12);border:1px solid #e2e8f0}
.home-premium .hero-stage-bg{background:radial-gradient(900px 480px at 85% 10%,rgba(180,83,9,.12),transparent 60%)}
.home-premium .hero-pyramid{opacity:.95}
.home-premium .hero-pyramid img{filter:drop-shadow(0 24px 50px rgba(180,83,9,.18))!important}
.home-premium .hero-stage-text{background:linear-gradient(90deg,rgba(250,248,245,.92) 0%,rgba(250,248,245,.6) 55%,transparent 100%)}
.home-premium .hero-stage-text .hb-cn{color:#0f172a!important}
.home-premium .hero-stage-text .hb-en{color:#64748b!important}
.home-premium .hero-stage-text .eyebrow{color:#2563eb!important}
.home-premium .hero-stage-text h1{color:#0f172a!important}
.home-premium .hero-stage-text h1 em{color:#2563eb}
.home-premium .hero-stage-text .hero-tagline{color:#334155!important}
.home-premium .hero-stage-text .hero-sub{color:#475569!important}
.home-premium .hero-chips span{color:#1d4ed8;border-color:rgba(180,83,9,.3);background:rgba(180,83,9,.06)}
.home-premium .btn-primary{background:linear-gradient(135deg,#2563eb,#1d4ed8)!important;box-shadow:0 8px 24px -8px rgba(180,83,9,.4)}
.home-premium .btn-primary:hover{background:linear-gradient(135deg,#1d4ed8,#1e40af)!important}
.home-premium .btn-text{color:#0f172a!important}
.home-premium .btn-text svg{stroke:#0f172a!important}

/* stats */
.home-premium .stats{background:#0f172a;border-top:1px solid #1e293b}
.home-premium .stat .num{color:#60a5fa!important}
.home-premium .stat .num span{color:#60a5fa!important}
.home-premium .stat .cap{color:#94a3b8}

/* section 通用 */
.home-premium .section{background:#f8fafc}
.home-premium .section-head .eyebrow{color:#2563eb}
.home-premium .section-head h2{color:#0f172a}
.home-premium .section-head p{color:#475569}

/* 服务四大分组 */
.home-premium .svc-group{background:#fff;border:1px solid #e2e8f0;box-shadow:0 4px 16px rgba(28,25,23,.04)}
.home-premium .svc-group:hover{border-color:#bfdbfe;box-shadow:0 16px 40px -16px rgba(180,83,9,.15)}
.home-premium .sg-num{color:#2563eb;border-color:rgba(180,83,9,.25);background:rgba(180,83,9,.06)}
.home-premium .sg-ico{color:#2563eb;background:rgba(180,83,9,.08)}
.home-premium .svc-group h3{color:#0f172a}
.home-premium .svc-group p{color:#475569}
.home-premium .sg-tags a{color:#64748b;border-color:#e7e5e4}
.home-premium .sg-tags a:hover{color:#2563eb;border-color:#2563eb;background:rgba(180,83,9,.04)}

/* 十大服务列表 */
.home-premium .svc-list{border-color:#e7e5e4}
.home-premium .svc-item{border-bottom-color:#e2e8f0}
.home-premium .svc-item:hover{background:#f8fafc}
.home-premium .svc-name{color:#0f172a}
.home-premium .svc-desc{color:#64748b}

/* 深度解析 */
.home-premium .sec-deepdive{background:#f1f5f9}
.home-premium .deep-num{color:#2563eb}
.home-premium .deep-text h3{color:#0f172a}
.home-premium .deep-text h3 .en{color:#94a3b8}
.home-premium .deep-text p{color:#475569}
.home-premium .df-item{background:#fff;border:1px solid #e2e8f0;color:#334155}
.home-premium .df-item:hover{border-color:#bfdbfe;color:#2563eb}
.home-premium .deep-img img{border-radius:16px;box-shadow:0 20px 50px -20px rgba(28,25,23,.18)}

/* 方法论 */
.home-premium .sec-method{background:#f8fafc}
.home-premium .method-col{background:#fff;border:1px solid #e2e8f0;box-shadow:0 4px 16px rgba(28,25,23,.04)}
.home-premium .method-col:hover{border-color:#bfdbfe;box-shadow:0 16px 40px -16px rgba(180,83,9,.12)}
.home-premium .m-num{color:#2563eb;border-bottom-color:rgba(180,83,9,.2)}
.home-premium .method-col h3{color:#0f172a}
.home-premium .method-col p{color:#475569}

/* 案例：白底高级风 */
.home-premium .sec-cases{background:#0f172a}
.home-premium .sec-cases .section-head h2{color:#f8fafc}
.home-premium .sec-cases .section-head p{color:#94a3b8}
.home-premium .sec-cases .eyebrow{color:#60a5fa}
.home-premium .case-card.cd-bg{border:1px solid rgba(255,255,255,.25);box-shadow:0 10px 32px -14px rgba(0,0,0,.25)}
.home-premium .case-card.cd-bg:hover{border-color:rgba(255,255,255,.6);box-shadow:0 24px 56px -20px rgba(0,0,0,.35);transform:translateY(-3px)}
.home-premium .cc-name{color:#f8fafc}
.home-premium .cc-sub{color:#94a3b8}
.home-premium .c-label{color:#fff;background:rgba(255,255,255,.18)}
.home-premium .c-metric .from{color:rgba(255,255,255,.75)}
.home-premium .c-metric .arr{color:#fff}
.home-premium .case-card.cd-bg h3{color:#f8fafc}
.home-premium .c-tags span{color:rgba(255,255,255,.9);border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.08)}
.home-premium .sec-cases .btn-outline{border-color:rgba(255,255,255,.6)!important;color:#fff!important}
.home-premium .sec-cases .btn-outline:hover{background:#fff!important;color:var(--ink)!important}

    
/* 服务分组展开 */
.home-premium .svc-ge{cursor:pointer;position:relative}
.home-premium .svc-ge::after{content:"+";position:absolute;top:28px;right:24px;font-size:24px;color:#b45309;font-weight:300;transition:transform .3s}
.home-premium .svc-ge.open::after{transform:rotate(45deg)}
.home-premium .sg-detail{display:none;margin-top:18px;padding-top:18px;border-top:1px solid #ece7de}
.home-premium .svc-ge.open .sg-detail{display:block}
.home-premium .sg-svc-item{display:flex;align-items:center;gap:16px;padding:14px 12px;border-radius:10px;text-decoration:none;transition:background .2s;margin-bottom:4px}
.home-premium .sg-svc-item:hover{background:rgba(180,83,9,.05)}
.home-premium .sg-svc-num{font-family:var(--font-mono);font-size:12px;color:#b45309;font-weight:700;min-width:28px}
.home-premium .sg-svc-info{flex:1;min-width:0}
.home-premium .sg-svc-name{font-size:15px;font-weight:600;color:#1c1917}
.home-premium .sg-svc-name .en{font-family:var(--font-mono);font-size:11px;color:#a8a29e;margin-left:8px;letter-spacing:.1em}
.home-premium .sg-svc-desc{font-size:13px;color:#78716c;margin-top:3px;line-height:1.6}
.home-premium .sg-svc-arrow{color:#b45309;font-size:18px;flex-shrink:0}

    
/* 服务详情 Tab */
.svc-tabs{display:flex;gap:0;border-bottom:2px solid var(--line);margin-bottom:32px;flex-wrap:wrap}
.svc-tab{background:none;border:none;padding:14px 28px;font-size:15px;font-weight:600;color:var(--muted);cursor:pointer;position:relative;transition:color .2s;font-family:inherit}
.svc-tab:hover{color:var(--accent)}
.svc-tab.active{color:var(--accent)}
.svc-tab.active::after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--accent)}
.svc-tab-content{display:none;animation:fadeIn .3s ease}
.svc-tab-content.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

    
/* 首页案例手风琴 */
.case-accordion{border-radius:16px;overflow:hidden;box-shadow:0 24px 64px -24px rgba(0,0,0,.35)}
.ca-item{background:var(--case);border-bottom:1px solid rgba(255,255,255,.18)}
.ca-item:last-child{border-bottom:none}
.ca-bar{display:flex;align-items:center;gap:24px;padding:22px 32px;cursor:pointer;transition:background .2s;user-select:none}
.ca-bar:hover{background:rgba(255,255,255,.08)}
.ca-brand{display:flex;align-items:center;gap:14px;flex:1;min-width:0}
.ca-logo{width:46px;height:46px;border-radius:10px;background:#fff;padding:5px;flex-shrink:0;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.ca-logo img{width:100%;height:100%;object-fit:contain;display:block}
.ca-name{font-size:16.5px;font-weight:700;color:#fff;letter-spacing:.01em}
.ca-sub{font-size:12.5px;color:rgba(255,255,255,.72);margin-top:3px}
.ca-metric{font-family:var(--font-mono);font-size:21px;font-weight:600;color:#fff;flex-shrink:0;letter-spacing:-.01em}
.ca-metric .from{font-size:.62em;color:rgba(255,255,255,.65);margin-right:6px;font-weight:500}
.ca-arrow{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .35s ease,background .2s}
.ca-item.open .ca-arrow{transform:rotate(90deg);background:rgba(255,255,255,.3)}
.ca-arrow svg{width:16px;height:16px;stroke:#fff;fill:none}
.ca-panel{max-height:0;overflow:hidden;transition:max-height .5s cubic-bezier(.4,0,.2,1)}
.ca-item.open .ca-panel{max-height:900px}
.ca-content{padding:4px 32px 30px 94px;color:#fff}
.ca-content h3{font-size:21px;font-weight:700;margin-bottom:14px;color:#fff;line-height:1.4}
.ca-story{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.92);margin-bottom:20px}
.ca-kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px}
.ca-kpi{background:rgba(255,255,255,.13);border-radius:10px;padding:14px 18px;backdrop-filter:blur(4px)}
.ca-kpi .v{display:block;font-family:var(--font-mono);font-size:19px;font-weight:700;color:#fff}
.ca-kpi .l{display:block;font-size:12px;color:rgba(255,255,255,.78);margin-top:5px;line-height:1.5}
.ca-content .c-tags span{color:rgba(255,255,255,.92)!important;border-color:rgba(255,255,255,.45)!important;background:rgba(255,255,255,.1)!important}
.ca-content .btn-light{background:#fff;color:var(--ink);border:none;padding:11px 26px;border-radius:100px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block;transition:transform .2s,box-shadow .2s}
.ca-content .btn-light:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.2)}
@media(max-width:768px){
  .ca-bar{padding:18px 20px;gap:14px}
  .ca-content{padding:4px 20px 24px 20px}
  .ca-metric{font-size:17px}
  .ca-kpis{grid-template-columns:1fr}
}

    
    
/* ========== 首页：全新 AI 棱镜交互版（参考版蓝系排版） ========== */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:42px}
.kicker{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:var(--blue);font-weight:800;margin-bottom:10px}
.section-head h2{font-family:var(--font-serif);font-size:clamp(30px,3.6vw,46px);line-height:1.15;margin:0;color:var(--navy2)}
.section-head p{max-width:560px;color:#6f839d;line-height:1.8;margin:12px 0 0}
.section{padding:92px 0}
/* HERO：参考版全幅背景 + 左渐变 */
.hero{position:relative;overflow:hidden;background:#edf6ff;min-height:600px;padding:0}
.hero-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(246,251,255,.98) 0%,rgba(246,251,255,.95) 30%,rgba(246,251,255,.72) 48%,rgba(246,251,255,.02) 82%);z-index:1;pointer-events:none}
.hero .container{position:relative;z-index:2;padding-top:104px;padding-bottom:56px;max-width:var(--maxw)}
.hero-brand{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.hero-brand img{width:40px;height:44px;object-fit:contain;filter:drop-shadow(0 4px 12px rgba(18,108,255,.25))}
.hero-brand .hb-cn{font-family:var(--font-serif);font-size:30px;font-weight:800;letter-spacing:.04em;color:var(--ink);line-height:1.1}
.hero-brand .hb-en{font-family:var(--font-mono);font-size:10px;font-weight:500;letter-spacing:.2em;color:#526984;margin-top:4px;display:block}
.hero .eyebrow{letter-spacing:.25em;font-size:11px;font-weight:700;color:var(--blue);margin-bottom:12px}
.hero h1{font-family:var(--font-serif);font-size:clamp(40px,5vw,56px);font-weight:800;line-height:1.08;margin:0;color:var(--ink);max-width:620px}
.hero h1 .accent{color:var(--blue)}
.hero .hero-sub{font-size:clamp(17px,1.9vw,22px);line-height:1.5;margin:16px 0 0;color:#173d67;font-weight:600}
.hero .hero-desc{font-size:14.5px;line-height:1.85;max-width:500px;margin:12px 0 22px;color:#2f4058}
.hero-actions{display:flex;gap:12px}
.stats{display:flex;gap:40px;margin-top:30px;flex-wrap:wrap}
.stat strong{display:block;font-family:Georgia,"STSong","SimSun",serif;font-size:27px;color:var(--ink);letter-spacing:-.01em}
.stat span{font-size:11px;color:#65778e}
/* SERVICES */
.services{background:linear-gradient(180deg,#fff,#f7faff)}
.service-layout{display:grid;grid-template-columns:40% 60%;gap:34px;align-items:stretch}
.service-intro{padding:40px;border:1px solid var(--line);border-radius:26px;background:linear-gradient(145deg,#fff,#f7fbff);box-shadow:0 22px 70px rgba(18,59,120,.10);position:sticky;top:98px;height:max-content}
.service-intro h3{font-size:clamp(26px,2.6vw,36px);line-height:1.2;margin:0;color:var(--navy2);font-family:var(--font-serif)}
.service-intro p{color:#687e98;line-height:1.8;margin-top:14px}
.service-intro .btn{margin-top:26px}
.service-list{display:grid;gap:14px}
.service-item{border:1px solid var(--line);border-radius:18px;background:#fff;padding:20px 24px;transition:.28s;cursor:pointer}
.service-item:hover,.service-item.open{transform:translateX(8px);box-shadow:0 18px 42px rgba(23,70,145,.10);border-color:#b6d2ff}
.service-top{display:grid;grid-template-columns:52px 1fr auto;align-items:center;gap:16px}
.service-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(145deg,#eef6ff,#dcecff);display:flex;align-items:center;justify-content:center;color:#0965ef;flex-shrink:0}
.service-icon svg{width:24px;height:24px}
.service-item h4{margin:0;font-size:20px;color:#14375f;line-height:1.3}
.service-item .si-en{font-family:var(--font-mono);font-size:10px;color:#93a0b2;letter-spacing:.12em;display:block;margin-top:3px}
.service-item p{margin:6px 0 0;color:#7b8ca2;font-size:13px;line-height:1.6}
.service-plus{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1px solid #d9e7fa;color:#3574d6;transition:.25s;flex-shrink:0}
.service-item.open .service-plus{transform:rotate(45deg)}
.service-plus svg{width:16px;height:16px}
.service-detail{max-height:0;overflow:hidden;transition:max-height .45s ease}
.service-item.open .service-detail{max-height:620px}
.service-detail-inner{padding:16px 0 2px 68px;display:grid;gap:8px}
.sg-svc-item{display:flex;align-items:center;gap:14px;padding:11px 14px;border-radius:12px;transition:background .15s;border:1px solid #eaf1fa}
.sg-svc-item:hover{background:#f0f6ff;border-color:#b6d2ff}
.sg-svc-num{font-family:var(--font-mono);font-size:11px;color:#0d60eb;font-weight:700;width:26px;text-align:center;flex-shrink:0}
.sg-svc-info{flex:1;min-width:0}
.sg-svc-name{font-size:14.5px;font-weight:600;color:#14375f}
.sg-svc-name .en{font-family:var(--font-mono);font-size:10px;color:#93a0b2;letter-spacing:.1em;margin-left:8px}
.sg-svc-desc{font-size:12.5px;color:#7b8ca2;margin-top:2px;line-height:1.6}
.sg-svc-arrow{color:#0d60eb;font-weight:700;flex-shrink:0}
/* WHY 深蓝 */
.why{position:relative;background:#06152d;color:#fff;overflow:hidden;padding:0}
.why-bg{position:absolute;inset:0;background:radial-gradient(circle at 72% 40%,rgba(0,194,255,.16),transparent 30%),radial-gradient(circle at 65% 58%,rgba(112,67,255,.14),transparent 28%),linear-gradient(180deg,#06152d,#071e42)}
.why-inner{position:relative;z-index:2;display:grid;grid-template-columns:56% 44%;min-height:600px;align-items:center;gap:40px}
.why-copy{padding:76px 40px 76px 0}
.why .kicker{color:#4cd8ff}
.why h2{font-family:var(--font-serif);font-size:clamp(30px,3.6vw,46px);margin:0}
.why p{color:#9ab1cb;line-height:1.85;margin-top:14px;max-width:540px}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:40px}
.metric{padding-top:18px;border-top:1px solid rgba(255,255,255,.16)}
.metric strong{display:block;font-size:clamp(20px,2.2vw,28px);color:#fff;font-family:var(--font-mono)}
.metric small{color:#7890aa;display:block;margin-top:6px;line-height:1.5}
.why-list{display:grid;gap:14px}
.why-list>div{display:grid;grid-template-columns:44px 1fr;gap:14px;padding:18px;border:1px solid rgba(255,255,255,.10);border-radius:16px;background:rgba(255,255,255,.03);backdrop-filter:blur(8px)}
.why-list span{width:44px;height:44px;border:1px solid rgba(0,194,255,.35);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#5ad9ff;font-family:var(--font-mono);font-weight:700}
.why-list b{display:block;color:#fff;font-size:15.5px}
.why-list small{display:block;color:#7f96b1;margin-top:4px;line-height:1.6}
/* PROCESS 方法论 */
.process{background:#fff}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.process-card{position:relative;padding:28px 26px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,#fff,#f8fbff);min-height:210px;transition:.28s}
.process-card:hover{transform:translateY(-6px);box-shadow:0 22px 70px rgba(18,59,120,.10)}
.process-no{font-size:11px;letter-spacing:.15em;color:#88a0be;font-family:var(--font-mono)}
.process-card h3{margin:16px 0 10px;font-size:21px;color:var(--navy2);font-family:var(--font-serif)}
.process-card p{font-size:13px;color:#71869e;line-height:1.75}
.process-card:after{content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);z-index:2;color:#9fc1ef;font-size:20px}
.process-card:last-child:after{display:none}
/* 深度解析 */
.deepdive{background:linear-gradient(180deg,#f7faff,#fff)}
.deep-row{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:44px 0;border-bottom:1px solid var(--line)}
.deep-row:last-child{border-bottom:none}
.deep-row.reverse .deep-text{order:2}
.deep-row.reverse .deep-img{order:1}
.deep-num{font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;color:var(--blue);font-weight:700;margin-bottom:14px}
.deep-row h3{font-family:var(--font-serif);font-size:clamp(24px,2.6vw,32px);color:var(--navy2);line-height:1.25;margin:0}
.deep-row h3 .en{font-family:var(--font-mono);font-size:.42em;font-weight:500;color:#8aa0ba;letter-spacing:.12em;margin-left:10px}
.deep-row p{color:#5b7290;line-height:1.85;margin-top:14px;font-size:15px}
.deep-features{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.df-item{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#314d70;padding:9px 12px;background:#fff;border:1px solid var(--line);border-radius:10px}
.df-item::before{content:"✓";color:var(--blue);font-weight:800;flex-shrink:0}
.deep-img img{width:100%;border-radius:22px;box-shadow:0 22px 70px rgba(18,59,120,.12);display:block}
.deep-row .btn-text{color:var(--blue)}
/* CASES */
.cases{background:linear-gradient(180deg,#fff,#f7faff)}
/* GLOBAL 深蓝 + 右侧地球图 */
.global{background:#031b34;color:#fff;position:relative;overflow:hidden;padding:0}
.global-media{position:absolute;right:0;top:0;width:62%;height:100%;object-fit:cover;opacity:.95;z-index:0}
.global:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#031b34 38%,rgba(3,27,52,.78) 54%,rgba(3,27,52,.01) 80%);z-index:1;pointer-events:none}
.global-inner{position:relative;z-index:2;display:block;min-height:460px;padding:72px 0}
.global .kicker{color:#4cd8ff}
.global h2{font-family:var(--font-serif);font-size:clamp(28px,3.4vw,42px);margin:8px 0 12px}
.global p{line-height:1.75;color:#d9e5f1;font-size:13.5px;max-width:600px}
.global-pills{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px;max-width:680px}
.global-pill{padding:18px 20px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:rgba(255,255,255,.05);backdrop-filter:blur(10px)}
.global-pill b{display:block;font-size:19px;color:#fff}
.global-pill small{color:#a9bed6;display:block;margin-top:5px;line-height:1.6}
/* FINAL */
.final{padding:76px 0;background:linear-gradient(110deg,#f7fbff,#fff 60%,#eef7ff)}
.final-box{display:flex;align-items:center;justify-content:space-between;gap:40px;border:1px solid #d9e8fb;border-radius:26px;padding:42px 46px;background:rgba(255,255,255,.72);box-shadow:0 20px 50px rgba(19,62,125,.07)}
.final h2{font-family:var(--font-serif);font-size:clamp(26px,3vw,36px);margin:0;color:var(--navy2)}
.final p{color:#71849a;margin-top:10px;line-height:1.7}
.final .btn{flex-shrink:0}
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;min-height:0}
  .hero-visual{position:relative;right:0;top:0;width:100%;height:420px;order:-1}
  .hero-visual:after{display:none}
  .service-layout{grid-template-columns:1fr}
  .service-intro{position:static}
  .why-inner{grid-template-columns:1fr;padding:60px 0}
  .global-inner{grid-template-columns:1fr;padding:60px 0}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .deep-row{grid-template-columns:1fr;gap:28px}
  .deep-row.reverse .deep-text{order:0}
  .deep-row.reverse .deep-img{order:0}
}
@media(max-width:768px){
  .process-grid{grid-template-columns:1fr}
  .process-card:after{display:none}
  .metric-row{grid-template-columns:repeat(2,1fr)}
  .hero-proof{grid-template-columns:1fr}
  .deep-features{grid-template-columns:1fr}
  .final-box{flex-direction:column;text-align:center}
  .global-pills{grid-template-columns:1fr}
}

    
/* ========== V25：参考站 site13 排版语言 ========== */
:root{--page-max:1120px;--display-serif:"Noto Serif SC","Songti SC","STSong","SimSun",Georgia,serif;--ui-sans:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif}
.container{width:min(var(--page-max),calc(100% - 80px))!important}

/* 子页面全幅 hero（参考站） */
.sub-hero{position:relative;overflow:hidden;background:#eaf4ff;min-height:400px;display:flex;align-items:center}
.sub-hero .hero-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 50%;z-index:0}
.sub-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,251,255,.99) 0%,rgba(247,251,255,.96) 27%,rgba(247,251,255,.80) 42%,rgba(247,251,255,.20) 62%,rgba(247,251,255,0) 82%);z-index:1;pointer-events:none}
.sub-hero .container{position:relative;z-index:2;padding:96px 0 64px}
.sub-hero .crumb{font-size:12px;color:#5a7189;margin-bottom:16px}
.sub-hero .crumb a{color:#126cff;font-weight:600}
.sub-hero .eyebrow{letter-spacing:.25em;font-size:11px;font-weight:700;color:var(--blue);margin-bottom:10px}
.sub-hero h1{font-family:var(--display-serif);font-size:clamp(36px,4.4vw,48px);font-weight:800;line-height:1.1;margin:0;color:var(--ink)}
.sub-hero p{font-size:14px;line-height:1.8;max-width:560px;margin:14px 0 0;color:#34465e}

/* 首页 WHY：feature-layout + cards4 */
.feature-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:60px;align-items:center}
.cards4{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.feature-card{padding:22px;border:1px solid rgba(153,180,211,.28);border-radius:16px;background:linear-gradient(160deg,rgba(255,255,255,.98),rgba(247,251,255,.94));box-shadow:0 12px 30px rgba(43,85,135,.06);transition:.28s ease;min-height:128px}
.feature-card:hover{transform:translateY(-5px);border-color:#a8c7f4;box-shadow:0 18px 42px rgba(43,85,135,.12)}
.iconbox{width:36px;height:36px;border-radius:10px;background:#eef6ff;display:grid;place-items:center;color:var(--blue);font-size:19px;margin-bottom:10px;box-shadow:inset 0 0 0 1px rgba(18,108,255,.06)}
.feature-card h3{font-family:var(--display-serif);margin:0 0 6px;font-size:18px;color:var(--ink)}
.feature-card p{margin:0;color:var(--muted);font-size:11.5px;line-height:1.7}
.why-section .metric-row{margin-top:34px;display:flex;gap:18px;flex-wrap:wrap;justify-content:flex-end}

/* 首页 GLOBAL stats 数字条 */
.global-stats{display:flex;gap:30px;margin-top:26px;flex-wrap:wrap}
.global-stats strong{font-family:Georgia,var(--display-serif);font-size:23px;display:block;letter-spacing:-.02em}
.global-stats small{font-size:10px;color:#c8d5e2}

/* 品牌墙 logos */
.logos{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 6px 18px;color:#23334c;font-weight:800;letter-spacing:.07em;font-size:16px;border-top:1px solid rgba(121,157,199,.13);border-bottom:1px solid rgba(121,157,199,.13);margin-top:26px;flex-wrap:wrap}

/* CTA 参考站样式 */
.final-box{border-radius:18px;overflow:hidden;position:relative;background:linear-gradient(100deg,#edf6ff 0%,#f8fbff 48%,#e8f2ff 100%);padding:34px 44px;display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:inset 0 0 0 1px rgba(199,216,238,.65),0 18px 40px rgba(50,86,129,.06)}
.final-box:before{content:"";position:absolute;width:420px;height:240px;background:radial-gradient(circle,rgba(53,126,255,.16),transparent 68%);left:34%;top:-120px;pointer-events:none}
.final-box h2{font-family:var(--display-serif);font-size:clamp(24px,3vw,30px);margin:0 0 8px;color:var(--ink)}
.final-box p{margin:0;color:#64768f;font-size:12.5px}
.final-box .btn{position:relative;z-index:2;flex:none}

/* 关于页：why-grid + strength + story + team */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.why-card{border:1px solid rgba(141,173,210,.20);border-radius:18px;padding:26px;background:#fff;min-height:210px;box-shadow:0 10px 28px rgba(29,73,123,.05);transition:.28s ease}
.why-card:hover{transform:translateY(-4px);box-shadow:0 18px 42px rgba(43,85,135,.10)}
.why-card .iconbox{margin-bottom:10px;font-size:26px;color:var(--accent)}
.why-card b{font-family:var(--display-serif);font-size:23px;display:block;margin:8px 0}
.why-card p{font-size:15px;color:#3e5270;line-height:1.7;margin:0}
.why-card .a2-more{font-size:13.5px;color:#607189;margin-top:10px;line-height:1.7}
.strength{background:linear-gradient(100deg,#03182d,#072746 70%,#0c3659);color:#fff;padding:30px 0;position:relative;overflow:hidden}
.strength:after{content:"";position:absolute;right:-70px;top:-100px;width:360px;height:260px;border:1px solid rgba(61,141,255,.16);border-radius:50%;transform:rotate(-12deg)}
.strength .container{display:grid;grid-template-columns:1.3fr repeat(4,1fr);gap:22px;align-items:center;position:relative;z-index:2}
.strength .container>div:first-child h3{font-family:var(--display-serif);font-size:26px;margin:0}
.strength strong{font-family:Georgia,var(--display-serif);font-size:26px;display:block}
.strength small{font-size:11px;color:#b8cbe0}
.about-story-stack{display:grid;gap:26px;margin-top:10px}
.about-story{display:grid;grid-template-columns:45% 55%;min-height:340px;border-radius:20px;overflow:hidden;border:1px solid #dce8f5;background:#f7fbff;box-shadow:0 16px 38px rgba(24,67,116,.08)}
.about-story-copy{padding:46px 44px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(90deg,#f8fbff 0%,#f8fbff 78%,rgba(248,251,255,.94) 100%)}
.about-story-copy .mv-l{letter-spacing:.22em;font-size:10.5px;font-weight:700;color:var(--blue)}
.about-story-copy h3{font-family:var(--display-serif);font-size:clamp(20px,2.4vw,27px);line-height:1.4;margin:8px 0 14px;color:var(--ink)}
.about-story-copy p{font-size:12.5px;line-height:1.85;max-width:480px;margin:0;color:#5d7088}
.about-story-media{position:relative;overflow:hidden;min-height:340px;background:#eaf3ff}
.about-story-media img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .7s ease}
.about-story:hover .about-story-media img{transform:scale(1.025)}
.vision-story{grid-template-columns:55% 45%;background:#031a33;border-color:#0b2e55}
.vision-story .about-story-copy{background:linear-gradient(90deg,rgba(3,26,51,.98) 0%,#031a33 22%,#031a33 100%);color:#fff}
.vision-story .about-story-copy .mv-l{color:#4cd8ff}
.vision-story .about-story-copy h3{color:#fff}
.vision-story .about-story-copy p{color:#d7e4f2}
.team-band{display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:44px}
.team-band .eyebrow{color:var(--blue)}
.team-band h3{font-family:var(--display-serif);font-size:clamp(24px,3vw,32px);line-height:1.3;margin:8px 0 12px;color:var(--ink)}
.team-band p{font-size:12.5px;line-height:1.8;color:#5d7088;margin:0 0 18px}

/* 联系页 */
.contact-card{border:1px solid #dfe8f4;border-radius:14px;padding:26px;box-shadow:0 12px 32px rgba(34,75,125,.08);background:#fff}
.contact-card .cc-title{font-family:var(--display-serif);font-size:22px;margin:0 0 4px;color:var(--ink)}
.contact-card .cc-sub{font-size:12px;color:var(--muted);margin:0 0 10px}
.contact-item{padding:14px 0;border-bottom:1px solid #e7edf5}
.contact-item h4{font-size:10px;letter-spacing:.16em;color:var(--muted);margin:0 0 4px}
.contact-item p{margin:0;font-size:13px;color:#33465e;font-weight:600}

/* 发布页缩略图 */
.pub-item{display:grid;grid-template-columns:86px 1fr auto;gap:16px;align-items:center;padding:14px 8px;border-bottom:1px solid #e3eaf3;text-decoration:none;color:inherit;transition:.2s}
.pub-item:hover{background:#f7fbff}
.pub-thumb{height:54px;border-radius:8px;background-size:cover!important;background-position:center!important}
.pub-thumb .pub-date{display:none}
.pub-title{font-family:var(--display-serif);font-size:15px;font-weight:700;color:var(--ink)}
.pub-excerpt{font-size:10.5px;color:#6b7b8e;margin-top:4px;line-height:1.6}

/* 服务页 hero + 参考站行卡 */
.sub-hero.svc-hero{min-height:380px}
@media(max-width:1100px){
  .feature-layout{grid-template-columns:1fr;gap:28px}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .strength .container{grid-template-columns:1fr 1fr}
  .about-story,.vision-story{grid-template-columns:1fr 1fr}
  .about-story-copy{padding:34px 28px}
  .pub-item{grid-template-columns:72px 1fr}
}
@media(max-width:720px){
  .cards4,.why-grid{grid-template-columns:1fr 1fr}
  .about-story,.vision-story{grid-template-columns:1fr}
  .about-story-media{min-height:230px}
  .about-story-copy{padding:28px 24px}
  .final-box{padding:26px;display:block}
  .final-box .btn{margin-top:16px}
  .logos{font-size:12px;gap:12px}
  .team-band{grid-template-columns:1fr}
  .strength .container{grid-template-columns:1fr 1fr}
  .pub-item{grid-template-columns:64px 1fr;gap:12px}
  .sub-hero{min-height:340px}
  .sub-hero .container{padding:84px 0 48px}
}


/* 服务页参考站行卡 */
.service-row{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);min-height:300px;margin:0 0 26px;border:1px solid rgba(136,169,205,.20);border-radius:20px;overflow:hidden;background:#fff;box-shadow:0 16px 42px rgba(41,77,119,.06)}
.service-row:nth-child(even){grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr)}
.service-row:nth-child(even) .service-copy{order:2}
.service-row:nth-child(even) .service-img{order:1}
.service-copy{padding:32px 36px;background:#fff;display:grid;grid-template-columns:52px minmax(0,1fr);column-gap:18px;align-content:start}
.service-copy .num{font-family:Georgia,serif;font-size:26px;color:#38506f;position:relative}
.service-copy .num:after{content:"";display:block;width:28px;height:1px;background:#9fb6d1;margin-top:10px}
.service-copy .sc-line{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:2px}
.service-copy h2{font-family:var(--display-serif);font-size:25px;margin:0;color:#061a35}
.service-copy .sc-en{font-size:10px;letter-spacing:.2em;color:var(--blue);font-weight:700}
.service-copy .sb-desc{font-size:11.5px;color:#65758a;line-height:1.7;margin:8px 0 15px}
.service-copy .sb-sec{margin:0 0 14px}
.service-copy .sb-sec h4{font-size:11px;letter-spacing:.06em;color:var(--muted);margin:0 0 7px}
.service-copy .sb-sec p{font-size:11px;line-height:1.75;color:#3d5270;margin:0}
.service-copy .sb-sec ul{margin:0;padding-left:16px;font-size:10.5px;line-height:1.8;color:#3d5270}
.service-copy .sb-chips{display:flex;flex-wrap:wrap;gap:7px}
.service-copy .sb-chips span{border:1px solid #c8d9ec;border-radius:7px;padding:5px 10px;font-size:9.5px;color:#52657b;background:#fafdff}
.service-copy .sb-steps{display:flex;gap:8px;flex-wrap:wrap}
.service-copy .sb-step{flex:1;min-width:104px;border:1px solid #dce8f4;border-radius:9px;padding:9px 11px;background:#f8fbff}
.service-copy .sb-step .n{font-weight:700;font-size:11px;color:var(--ink)}
.service-copy .sb-step .d{font-size:9.5px;color:#6a7b8f;line-height:1.5;margin-top:3px}
.service-copy .sb-suit{font-size:10.5px;color:#52657b;line-height:1.7;margin:0 0 14px;background:#eef6ff;border-radius:9px;padding:10px 12px}
.service-copy>a{font-size:11.5px;font-weight:700;color:var(--blue);width:max-content;border-bottom:1px solid rgba(18,108,255,.35);padding-bottom:2px}
.service-img{min-height:300px;overflow:hidden;position:relative}
.service-img:before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(255,255,255,.24),transparent 16%)}
.service-row:nth-child(even) .service-img:before{background:linear-gradient(270deg,rgba(255,255,255,.24),transparent 16%)}
.service-img img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease,filter .4s ease}
.service-row:hover .service-img img{transform:scale(1.025);filter:saturate(1.04)}
@media(max-width:900px){
  .service-row,.service-row:nth-child(even){grid-template-columns:1fr}
  .service-copy,.service-row:nth-child(even) .service-copy{order:1}
  .service-img,.service-row:nth-child(even) .service-img{order:2;min-height:240px}
}
@media(max-width:720px){
  .service-copy{padding:26px 22px;grid-template-columns:40px minmax(0,1fr);column-gap:12px}
  .service-copy h2{font-size:22px}
}


.pub-date{font-size:12px;font-weight:700;color:var(--ink);text-align:right;min-width:92px}
.pub-date small{display:block;font-size:9px;color:var(--muted);font-weight:500;margin-top:2px}
.pub-cat{display:inline-block;margin-top:6px;font-size:9px;color:#126cff;background:#eef6ff;border-radius:999px;padding:3px 9px;font-weight:600}


.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:start}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr}}


/* V25 修复：按钮/板块/标题 */
.btn.primary,.btn-primary{background:#126cff;color:#fff;padding:13px 26px;border:none;box-shadow:0 10px 24px rgba(18,108,255,.22);font-size:14px}
.btn.primary:hover,.btn-primary:hover{background:#0a57dd;transform:translateY(-1px)}
.btn.ghost,.btn-outline{background:transparent;color:#071a34;border:1.5px solid #c9d9ea;padding:12px 25px;font-size:14px}
.btn.ghost:hover,.btn-outline:hover{border-color:#126cff;color:#126cff}
.soft{background:linear-gradient(180deg,#fff 0%,#f7fbff 100%)}
.section-title{font-family:var(--display-serif);font-size:clamp(28px,3.4vw,40px);font-weight:800;line-height:1.18;margin:0;color:var(--ink)}
.section-desc{font-size:12.5px;color:#64768f;line-height:1.8;margin:12px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-head .kicker{margin-bottom:6px}
.why-section .metric{border-top:1px solid rgba(18,108,255,.20);padding-top:16px}
.why-section .metric strong{color:var(--ink);font-family:Georgia,var(--display-serif);font-size:26px}
.why-section .metric small{color:var(--muted)}
.nav-cta{background:#126cff!important;box-shadow:0 10px 24px rgba(18,108,255,.22)!important}
.nav-cta:hover{background:#0a57dd!important;box-shadow:0 14px 30px rgba(18,108,255,.3)!important}


.cs-logo-txt{font-family:var(--display-serif);font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.02em;white-space:nowrap}
.cs-logo-txt em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.18em;margin-left:8px}
.ca-logo-txt{color:#fff;font-family:var(--display-serif);font-size:17px;font-weight:800;letter-spacing:.03em;white-space:nowrap}
.ca-logo-txt em{font-style:normal;font-size:9px;letter-spacing:.2em;margin-left:8px;opacity:.85}
@media(max-width:720px){.cs-logo-txt{font-size:17px}.ca-logo-txt{font-size:14px}}


/* 案例页折叠式 */
.cs-fold{max-width:1040px;margin:0 auto 22px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 2px 14px rgba(21,96,189,.06);position:relative}
.cs-fold::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--case);z-index:2}
.cs-bar{display:flex;align-items:center;gap:20px;width:100%;padding:20px 26px 20px 30px;background:#fff;border:none;cursor:pointer;text-align:left;transition:background .25s}
.cs-bar:hover{background:var(--case-soft)}
.cs-bl{display:flex;align-items:center;gap:16px;min-width:0;flex:1.1}
.cs-bn b{font-family:var(--font-serif);font-size:17px;color:var(--ink);display:block}
.cs-bn small{font-size:10px;color:var(--muted);margin-top:3px;display:block}
.cs-bm{flex:1;display:flex;align-items:baseline;gap:12px;justify-content:flex-end;min-width:0}
.cs-bm b{font-size:18px;color:var(--case);font-family:Georgia,serif;white-space:nowrap}
.cs-bm small{font-size:10px;color:var(--muted);text-align:right}
.cs-arr{width:30px;height:30px;border-radius:50%;background:var(--case-soft);display:grid;place-items:center;color:var(--case);flex:none;transition:transform .3s}
.cs-fold.open .cs-arr{transform:rotate(180deg)}
.cs-panel{max-height:0;overflow:hidden;transition:max-height .55s ease}
.cs-fold.open .cs-panel{max-height:4200px}
.cs-panel .cs-grid{padding:6px 30px 30px 34px}
@media(max-width:860px){
  .cs-bar{flex-wrap:wrap;gap:10px;padding:16px 20px 16px 26px}
  .cs-bl{flex:1 1 100%}
  .cs-bm{flex:1 1 auto;justify-content:flex-start}
  .cs-panel .cs-grid{grid-template-columns:1fr;padding:4px 20px 22px 26px}
  .cs-panel .cs-grid .cs-side{border-right:none;padding-right:0;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:14px}
}
@media(max-width:640px){
  .cs-bm small{display:none}
}


.brand img{width:38px;height:42px}
.hero-brand img{width:54px;height:60px}


/* WHY 板块深色化（对齐 Global 深蓝地球夜景配色） */
.why-section{background:radial-gradient(120% 130% at 88% 0%,#0a2c52 0%,#03192f 55%,#020d1c 100%);position:relative;overflow:hidden}
.why-section::before{content:"";position:absolute;inset:0;background:url(../image/2kBdrG9NVa.jpg) center/cover no-repeat;opacity:.34;pointer-events:none}
.why-section::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,25,47,.94) 0%,rgba(3,25,47,.60) 48%,rgba(3,25,47,.30) 100%);pointer-events:none}
.why-section .container{position:relative;z-index:1}
.why-section .kicker{color:#25b9ff}
.why-section .section-title{color:#fff}
.why-section .section-desc{color:#aebfd4}
.why-section .btn.ghost{border-color:rgba(120,190,255,.45);color:#9fd0ff;background:rgba(18,108,255,.14)}
.why-section .feature-card{background:rgba(255,255,255,.055);border:1px solid rgba(130,185,255,.22);box-shadow:0 14px 34px rgba(0,10,26,.35);backdrop-filter:blur(8px)}
.why-section .feature-card:hover{border-color:rgba(130,185,255,.5);background:rgba(255,255,255,.09);box-shadow:0 20px 44px rgba(0,10,26,.45)}
.why-section .feature-card h3{color:#fff}
.why-section .feature-card p{color:#aebfd4}
.why-section .iconbox{background:rgba(37,185,255,.14);color:#5fd0ff;box-shadow:inset 0 0 0 1px rgba(95,208,255,.28)}
.why-section .metric{border-top-color:rgba(150,195,255,.18)}
@media(max-width:820px){
  .why-section::after{background:linear-gradient(180deg,rgba(3,25,47,.92) 0%,rgba(3,25,47,.55) 100%)}
}


.why-section .metric strong{color:#fff;font-family:var(--font-mono);font-size:clamp(20px,2.2vw,28px)}


/* 客服悬浮 */
.kf-fab{position:fixed;right:24px;top:40%;bottom:auto;width:66px;height:66px;border-radius:50%;padding:0;border:none;cursor:pointer;z-index:2000;background:linear-gradient(145deg,#1480ff,#0b53d6);box-shadow:0 10px 30px rgba(18,108,255,.45),0 0 0 0 rgba(37,185,255,.55);animation:kfPulse 2.6s infinite;display:grid;place-items:center;transition:transform .3s ease}
.kf-fab:hover{transform:scale(1.07)}
.kf-fab:active{transform:scale(.96)}
.kf-fab img{width:100%;height:100%;border-radius:50%;object-fit:cover;display:block;background:#fff}
.kf-fab .kf-dot{position:absolute;top:2px;right:2px;width:15px;height:15px;border-radius:50%;background:#ff4d4f;border:2px solid #fff}
.kf-fab.active{transform:rotate(90deg)}
@keyframes kfPulse{0%{box-shadow:0 10px 30px rgba(18,108,255,.45),0 0 0 0 rgba(37,185,255,.5)}70%{box-shadow:0 10px 30px rgba(18,108,255,.45),0 0 0 16px rgba(37,185,255,0)}100%{box-shadow:0 10px 30px rgba(18,108,255,.45),0 0 0 0 rgba(37,185,255,0)}}
.kf-panel{position:fixed;right:24px;top:40%;bottom:auto;width:344px;max-width:calc(100vw - 40px);max-height:calc(100vh - 24px);overflow-y:auto;background:#fff;border:1px solid #e4eef9;border-radius:18px;box-shadow:0 24px 64px rgba(7,26,52,.22);z-index:1999;overflow:hidden;display:none;flex-direction:column}
.kf-panel.show{display:flex;animation:kfIn .28s ease}
@keyframes kfIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.kf-head{display:flex;align-items:center;gap:12px;padding:15px 16px;background:linear-gradient(120deg,#03192f,#0a2c52);color:#fff}
.kf-head img{width:42px;height:42px;border-radius:50%;object-fit:cover;background:#fff;flex:none}
.kf-hinfo b{display:block;font-size:14.5px}
.kf-hinfo small{display:flex;align-items:center;gap:5px;font-size:11px;color:#9fd0ff;margin-top:3px}
.kf-online{width:7px;height:7px;border-radius:50%;background:#2ee6a8;display:inline-block}
.kf-close{margin-left:auto;width:28px;height:28px;border-radius:50%;border:none;background:rgba(255,255,255,.14);color:#fff;font-size:17px;line-height:1;cursor:pointer;display:grid;place-items:center}
.kf-close:hover{background:rgba(255,255,255,.28)}
.kf-chat{padding:14px 16px;background:#f7fbff}
.kf-msg{max-width:86%;padding:10px 13px;border-radius:14px;font-size:13px;line-height:1.7;color:#23344c}
.kf-in{background:#fff;border:1px solid #e2edfa;border-bottom-left-radius:4px;box-shadow:0 2px 8px rgba(21,96,189,.05)}
.kf-form{padding:13px 16px 16px;display:flex;flex-direction:column;gap:9px}
.kf-form input,.kf-form textarea{width:100%;box-sizing:border-box;padding:10px 12px;border:1px solid #dbe7f4;border-radius:10px;font-size:13px;color:#12263f;background:#fff;outline:none;transition:border .2s,box-shadow .2s}
.kf-form input:focus,.kf-form textarea:focus{border-color:#3d8bff;box-shadow:0 0 0 3px rgba(61,139,255,.14)}
.kf-form textarea{resize:none}
.kf-submit{width:100%;padding:11px;border:none;border-radius:10px;background:linear-gradient(120deg,#126cff,#0b53d6);color:#fff;font-size:14px;font-weight:700;cursor:pointer;transition:opacity .2s}
.kf-submit:hover{opacity:.9}
.kf-ok{padding:22px 16px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px}
.kf-ok-icon{width:44px;height:44px;border-radius:50%;background:#e8f8f0;color:#12b76a;font-size:22px;display:grid;place-items:center;margin-bottom:4px}
.kf-ok b{font-size:15px;color:#12263f}
.kf-ok p{font-size:12.5px;color:#607189;margin:0;line-height:1.7}
.kf-again{margin-top:8px;padding:7px 18px;border:1px solid #cfe0f3;border-radius:100px;background:#fff;color:#126cff;font-size:12.5px;cursor:pointer}
.kf-again:hover{background:#f0f7ff}
@media(max-width:560px){
  .kf-fab{right:14px;top:38%;bottom:auto;width:58px;height:58px}
  .kf-panel{right:14px;top:calc(38% + 76px);bottom:auto}
}


/* 服务行卡整卡可点击 */
.service-row{cursor:pointer}
.service-row a{cursor:pointer}


/* v27 首页十大服务九宫格（图一排版 · v26 配色 · 白色无底图） */
.section.services{background:var(--paper);position:relative}
.section.services .container{position:relative;z-index:1}
.section.services .section-head h2{color:var(--ink)}
.section.services .section-head p{color:var(--muted)}
.section.services .section-head .kicker{color:var(--accent)}
.svc-note{margin-bottom:30px;padding:18px 22px;border:1px solid var(--line);border-radius:14px;background:#fff}
.svc-note h3{font-family:var(--font-serif);font-size:18px;color:var(--ink);margin:0 0 6px}
.svc-note p{margin:0;font-size:13px;color:var(--muted);line-height:1.8}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.svc-card{display:flex;flex-direction:column;gap:10px;padding:24px;border:1px solid var(--line);border-radius:16px;background:#fff;text-decoration:none;transition:.28s ease;position:relative;overflow:hidden;box-shadow:0 6px 20px rgba(21,96,189,.05)}
.svc-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c,#126cff);opacity:.85}
.svc-card:hover{transform:translateY(-5px);border-color:rgba(18,108,255,.4);background:#fff;box-shadow:0 20px 44px rgba(21,96,189,.14)}
.svc-card-ico{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.svc-card-ico svg{width:22px;height:22px}
.svc-card h4{font-family:var(--font-serif);font-size:18px;color:var(--ink);margin:2px 0 0;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.svc-card-en{font-size:11px;color:#8a9bb5;font-family:var(--font-mono);letter-spacing:.06em;font-weight:500}
.svc-card-tag{font-size:10px;color:#fff;background:var(--accent);border-radius:100px;padding:2px 8px;font-weight:600}
.svc-card p{margin:0;font-size:12.5px;color:var(--muted);line-height:1.7;flex:1}
.svc-card-go{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--accent)}
.svc-more{text-align:center;margin-top:34px}
@media(max-width:980px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.svc-grid{grid-template-columns:1fr}}

/* v27 服务详情页分区卡片化（图二排版 · v26 配色） */
.svc-sec{margin-bottom:52px}
.svc-sec h2{font-family:var(--font-serif);font-size:22px;font-weight:700;color:var(--ink);margin:0 0 20px;display:flex;align-items:center;gap:10px}
.svc-sec h2::before{content:"";width:4px;height:18px;border-radius:4px;background:var(--accent)}
.svc-sec .lead{font-size:14.5px;color:var(--body);line-height:1.9;margin:0;padding:24px 26px;background:#fff;border:1px solid var(--line);border-radius:16px}
.svc-sec .inc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;border:none;margin:0}
.svc-sec .inc-item{display:flex;gap:14px;padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff;align-items:flex-start;box-shadow:0 6px 18px rgba(21,96,189,.05)}
.svc-sec .inc-item:nth-child(even){padding-left:20px;border-left:1px solid var(--line);border-bottom:1px solid var(--line)}
.svc-sec .inc-item .ck{width:24px;height:24px;border-radius:50%;background:#e8f8f0;color:#12b76a;display:grid;place-items:center;flex:none;margin-top:2px}
.svc-sec .inc-item .ck svg{width:13px;height:13px}
.svc-sec .inc-item h4{font-size:15px;color:var(--ink);margin:0 0 6px}
.svc-sec .inc-item p{font-size:12.5px;color:var(--body);line-height:1.7;margin:0}
.svc-sec .del-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.svc-sec .del-item{display:flex;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--line);border-radius:14px;background:#fff;font-size:14px;font-weight:600;color:var(--ink-2);box-shadow:0 6px 18px rgba(21,96,189,.05)}
.svc-sec .del-item:nth-child(even){padding-left:20px}
.svc-sec .del-item .n{width:34px;height:34px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-family:var(--font-mono);font-size:13px;font-weight:700;display:grid;place-items:center;flex:none}
.svc-sec .proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;border:none;margin:0}
.svc-sec .proc-col{padding:22px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 6px 18px rgba(21,96,189,.05);position:relative}
.svc-sec .proc-col::after{display:none}
.svc-sec .proc-col .pn{font-size:10.5px;color:var(--accent);font-family:var(--font-mono);letter-spacing:.12em;margin-bottom:10px;font-weight:700}
.svc-sec .proc-col h4{font-size:15px;color:var(--ink);margin:0 0 6px}
.svc-sec .proc-col p{font-size:12px;color:var(--body);line-height:1.7;margin:0}
.related-list{display:grid;gap:14px}
@media(max-width:860px){.svc-sec .inc-grid,.svc-sec .del-grid{grid-template-columns:1fr}.svc-sec .proc-grid{grid-template-columns:repeat(2,1fr)}}


/* v30 活页卡片：可点击跳转对应内容 */
.feature-card{cursor:pointer}
.process-card{cursor:pointer}
.process-card::after{content:"→";position:absolute;right:20px;bottom:16px;color:var(--accent);font-weight:700;opacity:0;transition:.25s}
.process-card:hover::after{opacity:1}
.df-item{cursor:pointer;transition:.2s;position:relative;padding-right:20px}
.df-item:hover{color:var(--accent)}
.df-item::after{content:"↗";position:absolute;right:2px;top:50%;transform:translateY(-50%);opacity:0;transition:.2s;font-size:13px}
.df-item:hover::after{opacity:1}


/* v31 首页服务左菜单 + 右详情排版 */
.svc-split{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:start}
.svc-menu{display:flex;flex-direction:column;gap:8px;border:1px solid var(--line);border-radius:16px;padding:10px;background:#fff}
.svc-menu-item{display:flex;align-items:center;gap:8px;width:100%;padding:15px 18px;border:none;border-radius:10px;background:transparent;cursor:pointer;text-align:left;font-size:17px;color:var(--ink-2);transition:.2s;font-family:inherit}
.svc-menu-item .svc-menu-en{font-size:16px;color:var(--muted);font-family:var(--font-mono);letter-spacing:.04em;font-weight:500}
.svc-menu-item .svc-menu-tag{font-size:9.5px;color:#fff;background:var(--accent);border-radius:100px;padding:1px 7px;font-weight:600;margin-left:auto}
.svc-menu-item:hover{background:var(--accent-soft)}
.svc-menu-item.active{background:var(--accent);color:#fff}
.svc-menu-item.active .svc-menu-en{color:rgba(255,255,255,.85)}
.svc-menu-item.active .svc-menu-tag{background:rgba(255,255,255,.25)}
.svc-panel{border:1px solid var(--line);border-radius:16px;background:#fff;padding:34px 36px;box-shadow:0 6px 20px rgba(21,96,189,.05)}
.svc-panel-head h3{font-family:var(--font-serif);font-size:31px;color:var(--ink);margin:0 0 20px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.sp-en{font-size:22px;color:var(--muted);font-family:var(--font-mono);letter-spacing:.06em;font-weight:500}
.svc-panel-head .tag{font-size:10.5px;color:#fff;background:var(--accent);border-radius:100px;padding:3px 10px;font-weight:600}
.sp-para{font-size:15px;color:var(--body);line-height:1.95;margin:0 0 18px}
.sp-points{list-style:none;margin:20px 0 26px;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px 22px}
.sp-points li{position:relative;padding-left:22px;font-size:15px;color:var(--ink-2);font-weight:500;line-height:1.7}
.sp-points li::before{content:"";position:absolute;left:0;top:7px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.sp-cta{margin-top:4px}
@media(max-width:900px){.svc-split{grid-template-columns:1fr}.svc-menu{flex-direction:row;flex-wrap:wrap}.svc-menu-item{width:auto}}


/* v38 服务下拉分类面板（重设计：正式精致） */
.dropdown.dropdown-panel{display:grid;grid-template-columns:238px 1fr;width:720px;min-width:720px;padding:0;border:none;border-radius:18px;overflow:hidden;box-shadow:0 30px 70px rgba(9,30,66,.18);background:linear-gradient(180deg,#f6faff,#edf4fd)}
.dropdown.dropdown-panel .dd-side{background:rgba(255,255,255,.55);padding:14px 12px;display:flex;flex-direction:column;gap:8px;border-right:1px solid var(--line)}
.dd-cat{display:flex;align-items:center;justify-content:space-between;width:100%;padding:13px 16px;border:none;border-radius:11px;background:transparent;cursor:pointer;text-align:left;font-family:inherit;transition:.22s;font-size:16px;font-weight:600;color:var(--ink)}
.dd-cat::after{content:"›";font-size:22px;line-height:1;color:#b9c9dd;transition:.2s}
.dd-cat:hover{background:#fff;color:var(--accent);box-shadow:0 4px 14px rgba(21,96,189,.08)}
.dd-cat:hover::after{color:var(--accent)}
.dd-cat.active{background:linear-gradient(135deg,#126cff,#0e7bff);color:#fff;box-shadow:0 8px 20px rgba(18,108,255,.3)}
.dd-cat.active::after{color:#fff}
.dd-main{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:20px 22px;align-content:start}
.dd-title{grid-column:1/-1;display:flex;justify-content:space-between;align-items:baseline;font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);padding:2px 6px 12px;margin-bottom:6px;border-bottom:2px solid var(--accent)}
.dd-title span{font-size:12px;color:var(--muted);font-weight:500}
.dd-txt{font-size:14px;font-weight:500;color:var(--ink-2);padding:11px 14px;border-radius:10px;line-height:1.5;transition:.18s;border:1px solid transparent}
.dd-txt:hover{background:#fff;border-color:var(--line);box-shadow:0 3px 10px rgba(21,96,189,.06);color:var(--accent)}
@media(max-width:1100px){.dropdown.dropdown-panel{width:660px;min-width:660px}}
/* v35 首页案例轮播（一次一个 · 3秒左滑） */
.case-carousel{position:relative;overflow:hidden;border-radius:18px;box-shadow:0 24px 64px -24px rgba(0,0,0,.35)}
.cc-track{display:flex;transition:transform .65s cubic-bezier(.4,0,.2,1)}
.cc-slide{flex:0 0 100%;min-width:100%}
.cc-inner{padding:46px 50px;color:#fff;min-height:380px;display:flex;flex-direction:column}
.cc-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:26px}
.cc-brand{font-family:var(--font-serif);font-size:26px;font-weight:700;display:flex;flex-direction:column;gap:4px}
.cc-brand small{font-size:13px;font-weight:500;opacity:.85;font-family:var(--font-mono);letter-spacing:.04em}
.cc-metric{font-family:var(--font-mono);font-size:22px;font-weight:700;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.25);padding:10px 16px;border-radius:12px;white-space:nowrap}
.cc-inner h3{font-family:var(--font-serif);font-size:26px;line-height:1.4;margin:0 0 16px;max-width:820px}
.cc-story{font-size:14px;line-height:1.9;opacity:.92;margin:0 0 24px;max-width:900px}
.cc-kpis{display:flex;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.cc-kpi{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);border-radius:14px;padding:16px 20px;min-width:180px}
.cc-kpi .v{display:block;font-family:var(--font-mono);font-size:30px;font-weight:700;margin-bottom:4px}
.cc-kpi .l{font-size:12.5px;opacity:.85}
.cc-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.cc-tags span{font-size:11.5px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.25);padding:4px 12px;border-radius:100px;font-weight:500}
.cc-inner .btn-light{margin-top:auto;align-self:flex-start}
.cc-dots{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);display:flex;gap:8px;z-index:2}
.cc-dot{width:9px;height:9px;border-radius:100px;border:none;background:rgba(255,255,255,.45);cursor:pointer;padding:0;transition:.25s}
.cc-dot.active{width:26px;background:#fff}
@media(max-width:640px){.cc-inner{padding:32px 24px}.cc-head{flex-direction:column}.cc-metric{font-size:17px}}




/* v39 页脚服务工业两列 */
.footer-industries .fi-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
.footer-industries .fi-col{display:flex;flex-direction:column;gap:10px}
.footer-industries .fi-col span{font-size:13px;color:var(--footer-text);opacity:.88;line-height:1.4;white-space:nowrap}
.footer-industries .fi-col span:hover{color:#fff}


/* v46 关于页公司资质板块 */
.corp-sec{background:linear-gradient(180deg,#fff,var(--paper-2))}
.corp-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px;align-items:stretch}
.corp-card{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px;transition:all .25s;min-height:150px}
.corp-card:hover{border-color:var(--accent);box-shadow:0 18px 40px rgba(21,96,189,.12);transform:translateY(-3px)}
.corp-ico{width:40px;height:40px;flex:none;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;background:linear-gradient(135deg,#126cff,#25b9ff)}
.corp-card b{font-size:16px;color:var(--ink)}
.corp-card p{font-size:13.5px;color:var(--body);margin-top:6px;line-height:1.65}
@media(max-width:820px){.corp-grid{grid-template-columns:1fr}}




/* Language Switcher */
.lang-switcher{display:flex;align-items:center;gap:6px;margin-left:16px}
.lang-switcher a{font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.08em;padding:6px 12px;border-radius:6px;color:var(--muted);text-decoration:none;transition:all .2s;border:1px solid transparent}
.lang-switcher a:hover{color:var(--accent);border-color:var(--accent)}
.lang-switcher a.active{color:var(--accent);background:var(--accent-soft);border-color:var(--accent)}
@media(max-width:720px){.lang-switcher{margin-left:auto;gap:2px}.lang-switcher a{font-size:11px;padding:4px 8px}}

/* Language pages */
[data-lang="zh-hant"]{display:none}
[data-lang="en"]{display:none}
[data-lang].active{display:block}