/* V7 Design System — HTML 组件与样式一同维护，不依赖 AI 猜类名 */
:root{--bg:#080e1b;--surface:#0d1729;--surface2:#111f35;--panel:#14233a;--text:#eaf1ff;--muted:#9aabc5;--line:rgba(149,176,220,.16);--primary:#498dff;--accent:#2dd7dc;--gradient:linear-gradient(115deg,#568cff,#26d2dd);--shadow:0 22px 70px rgba(0,0,0,.25);--radius:22px;--max:1240px}

html[data-theme="light"]{--bg:#f6f9ff;--surface:#fff;--surface2:#ecf3ff;--panel:#fff;--text:#15223d;--muted:#5b6d88;--line:rgba(44,75,129,.13);--shadow:0 22px 65px rgba(46,81,135,.11)}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
img{display:block}
button{font:inherit;cursor:pointer}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.22;letter-spacing:-.035em}
p{color:var(--muted)}
.container{width:min(var(--max),calc(100% - 56px));margin-inline:auto}
.narrow{max-width:880px}
.site-header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 89%,transparent);border-bottom:1px solid var(--line);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transition:box-shadow .3s,background .3s}
.site-header.scrolled{box-shadow:0 10px 35px rgba(0,0,0,.12)}
.nav-wrap{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:inline-flex;align-items:center;gap:13px;font-size:21px;font-weight:800;letter-spacing:-.025em;white-space:nowrap}
.brand-mark{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;color:white;background:var(--gradient);box-shadow:0 8px 25px rgba(49,150,236,.25);font-size:26px}
.nav-menu{display:flex;align-items:center;gap:5px}
.nav-link{padding:10px 15px;border-radius:999px;font-size:14px;font-weight:600;color:var(--muted);transition:background .2s,color .2s}
.nav-link:hover,.nav-link.active{background:var(--surface2);color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 22px;border-radius:999px;font-size:14px;font-weight:750;line-height:1.3;border:1px solid transparent;transition:transform .25s,box-shadow .25s,background .25s}
.btn:hover{transform:translateY(-3px)}
.btn-primary{color:white;background:var(--gradient);box-shadow:0 12px 32px rgba(50,137,234,.22)}
.btn-primary:hover{box-shadow:0 18px 42px rgba(50,137,234,.33)}
.btn-ghost,.btn-outline{border-color:var(--line);background:var(--surface);color:var(--text)}
.btn-ghost:hover,.btn-outline:hover{border-color:var(--primary)}
.btn-large{min-height:56px;padding:16px 28px}
.nav-cta{margin-left:15px}
.nav-toggle{display:none;background:none;border:0;padding:10px}
.nav-toggle span{display:block;width:24px;height:2px;margin:5px;background:var(--text);transition:transform .25s}
.hero{position:relative;isolation:isolate;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse at 15% 35%,rgba(60,119,240,.16),transparent 45%),radial-gradient(ellipse at 90% 50%,rgba(26,198,211,.11),transparent 40%),linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:auto,auto,80px 80px,80px 80px;mask-image:linear-gradient(to bottom,black,transparent 95%)}
.hero-grid{min-height:690px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:center;gap:65px;padding-block:100px 115px}
.hero-copy{position:relative;z-index:1}
.hero-pill,.eyebrow{font-size:12px;font-weight:800;letter-spacing:.13em;color:var(--accent);text-transform:uppercase}
.hero-pill{display:inline-flex;align-items:center;gap:11px;max-width:100%;padding:9px 16px;border:1px solid rgba(51,199,218,.3);border-radius:999px;background:rgba(40,155,190,.09);margin-bottom:28px;letter-spacing:.03em}
.pill-dot,.chip-dot,.meta-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.hero h1{font-size:clamp(42px,5vw,72px);line-height:1.12;letter-spacing:-.055em;margin-bottom:26px;font-weight:850;overflow-wrap:anywhere}
.hero-description{font-size:18px;line-height:1.95;max-width:600px;margin-bottom:33px}
.hero-actions{display:flex;gap:15px;flex-wrap:wrap}
.hero-meta{display:flex;gap:22px;flex-wrap:wrap;margin-top:38px;font-size:13px;color:var(--muted)}
.hero-meta span{display:inline-flex;align-items:center;gap:9px}
.meta-dot{width:6px;height:6px}
.hero-visual{position:relative;min-width:0;animation:float 7s ease-in-out infinite}
.visual-halo{position:absolute;inset:10%;background:var(--gradient);filter:blur(95px);opacity:.16;pointer-events:none}
.visual-frame{position:relative;border:1px solid rgba(130,181,230,.23);border-radius:30px;overflow:hidden;box-shadow:0 35px 90px rgba(0,0,0,.3);transform:perspective(1200px) rotateY(-4deg)}
.visual-frame img{width:100%;height:auto;aspect-ratio:800/580;object-fit:cover}
.float-chip{position:absolute;z-index:2;padding:12px 17px;background:#101c32;color:#f4f8ff;border:1px solid rgba(107,156,225,.32);border-radius:16px;font-size:13px;font-weight:700;box-shadow:var(--shadow)}
.chip-top{top:-24px;left:-30px}
.chip-bottom{bottom:18px;right:-25px}
.section{padding:108px 0}
.section-soft{background:var(--surface)}
.section-heading{max-width:690px;margin:0 auto 48px;text-align:center}
.section-heading h2,.split-content h2,.contact-layout h2{font-size:clamp(30px,3.5vw,47px);margin:16px 0 20px}
.section-heading p{font-size:16px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.info-card{position:relative;min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px 30px;box-shadow:0 7px 25px rgba(0,0,0,.025);transition:transform .3s,border-color .3s,box-shadow .3s;overflow:hidden}
.info-card::before{content:"";position:absolute;inset:0 0 auto;height:2px;background:var(--gradient);opacity:0;transition:opacity .3s}
.info-card:hover{transform:translateY(-8px);border-color:rgba(76,157,237,.45);box-shadow:var(--shadow)}
.info-card:hover::before{opacity:1}
.card-icon{width:56px;height:56px;border-radius:17px;display:grid;place-items:center;color:var(--accent);background:rgba(46,174,214,.12);margin-bottom:25px}
.card-index{position:absolute;right:28px;top:26px;color:var(--muted);opacity:.38;font-size:12px;font-weight:800}
.info-card h3{font-size:21px;margin-bottom:13px}
.info-card p{font-size:14px;line-height:1.95;margin:0 0 18px}
.text-link{display:inline-flex;align-items:center;gap:9px;font-size:14px;color:var(--primary);font-weight:800}
.text-link:hover{gap:15px}
.split-section{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center}
.split-art{padding:15px;border:1px solid var(--line);border-radius:30px;background:var(--surface2);box-shadow:var(--shadow)}
.split-art img{width:100%;border-radius:19px;aspect-ratio:800/580;object-fit:cover}
.split-content p{font-size:16px;line-height:2}
.check-list{list-style:none;padding:0;margin:26px 0 30px}
.check-list li{padding:10px 0 10px 30px;position:relative;color:var(--text);font-weight:600}
.check-list li::before{content:'✓';position:absolute;left:0;color:var(--accent)}
.section-actions{text-align:center;margin-top:36px}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px}
.faq-layout .section-heading{text-align:left;margin:0}
.faq-list{display:grid;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:var(--panel);overflow:hidden}
.faq-item summary{display:flex;justify-content:space-between;align-items:center;gap:20px;list-style:none;cursor:pointer;padding:21px 24px;font-weight:700}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{font-size:23px;color:var(--primary);transition:transform .2s}
.faq-item[open] .faq-plus{transform:rotate(45deg)}
.faq-answer{padding:0 24px 23px;color:var(--muted);line-height:1.95}
.subhero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:radial-gradient(ellipse at 85% 25%,rgba(38,171,219,.13),transparent 40%),radial-gradient(ellipse at 10% 100%,rgba(72,109,240,.14),transparent 45%),var(--surface)}
.subhero-inner{min-height:350px;display:flex;align-items:center;justify-content:space-between;gap:30px;padding-block:75px}
.subhero h1{font-size:clamp(36px,4.8vw,64px);margin:16px 0 20px;max-width:850px}
.subhero p{font-size:17px;max-width:760px;margin:0}
.breadcrumb{display:flex;gap:11px;align-items:center;color:var(--muted);font-size:13px;margin-top:15px}
.breadcrumb a:hover{color:var(--primary)}
.subhero-decoration{font-size:180px;line-height:1;color:var(--primary);opacity:.11;transform:rotate(-20deg)}
.article-block{margin:0 0 35px}
.article-block h2{font-size:27px;margin-bottom:18px}
.article-block p,.article-body>p{line-height:2.05;font-size:16px}
.article-follow{padding-top:80px}
.contact-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:start}
.contact-layout .card-grid{grid-template-columns:repeat(2,1fr);margin-top:35px}
.contact-panel{background:var(--panel);border:1px solid var(--line);border-radius:28px;padding:44px;box-shadow:var(--shadow)}
.panel-icon{font-size:35px;margin-bottom:25px}
.contact-panel h3{font-size:25px}
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}
.news-card{overflow:hidden;border-radius:22px;border:1px solid var(--line);background:var(--panel);transition:transform .3s,box-shadow .3s}
.news-card:hover{transform:translateY(-7px);box-shadow:var(--shadow)}
.news-card-art{height:175px;position:relative;overflow:hidden;padding:22px;background:radial-gradient(circle at 80% 80%,rgba(46,207,215,.35),transparent 40%),linear-gradient(135deg,#15294b,#0b172a);color:#9ec5e8;font-size:12px;letter-spacing:.12em;font-weight:800}
.news-orb{position:absolute;width:145px;height:145px;border:2px solid rgba(77,180,240,.3);border-radius:35px;transform:rotate(35deg);right:25px;top:25px;box-shadow:0 0 50px rgba(47,158,229,.17)}
.news-card-body{padding:27px}
.article-tag{font-size:12px;color:var(--accent);font-weight:800}
.news-card h2{font-size:21px;margin:12px 0}
.news-card p{font-size:14px;line-height:1.9}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:65px;align-items:start}
.article-intro{font-size:20px;line-height:1.85;font-weight:600;color:var(--text);margin-bottom:30px}
.article-cover{border-radius:25px;overflow:hidden;margin-bottom:45px}
.article-cover img{width:100%;max-height:410px;object-fit:cover}
.article-sidebar{position:sticky;top:115px}
.sidebar-panel{background:var(--panel);padding:28px;border-radius:20px;border:1px solid var(--line)}
.sidebar-panel h3{font-size:19px;margin:14px 0}
.sidebar-panel>a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}
.sidebar-panel>a:hover{color:var(--primary)}
.article-note{padding:20px 24px;border-left:3px solid var(--primary);background:var(--surface2);border-radius:0 12px 12px 0;color:var(--muted);font-size:14px}
.cta-section{padding:40px 0 105px}
.cta-panel{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:55px 65px;border-radius:30px;background:linear-gradient(115deg,#2150aa,#168da7);color:white;box-shadow:0 30px 70px rgba(16,85,160,.22)}
.cta-panel h2{font-size:clamp(25px,3vw,38px);margin:12px 0}
.cta-panel p{color:rgba(255,255,255,.8);margin:0}
.cta-panel .eyebrow{color:#b1efff}
.btn-white{background:#fff;color:#17569e;white-space:nowrap}
.site-footer{background:#080d19;color:#e7efff;border-top:1px solid rgba(160,180,210,.13)}
.footer-top{padding:70px 0 55px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:70px}
.footer-description{max-width:390px;font-size:14px;line-height:2;color:#8f9db6;margin-top:23px}
.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.footer-links strong{margin-bottom:8px}
.footer-links a{font-size:14px;color:#8f9db6}
.footer-links a:hover{color:#3dd1e6}
.footer-bottom{display:flex;justify-content:space-between;gap:15px;border-top:1px solid rgba(160,180,210,.13);padding:25px 0;color:#8f9db6;font-size:13px}
.back-top{position:fixed;bottom:26px;right:26px;z-index:50;width:47px;height:47px;border-radius:14px;border:1px solid var(--line);background:var(--gradient);color:white;font-size:23px;opacity:0;pointer-events:none;transform:translateY(15px);transition:opacity .25s,transform .25s;box-shadow:var(--shadow)}
.back-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.reveal{opacity:1;transform:none}
@media(prefers-reduced-motion:no-preference){.js-ready .reveal{opacity:0;transform:translateY(23px);transition:opacity .65s ease,transform .65s ease}
.js-ready .reveal.in{opacity:1;transform:translateY(0)}
}
@keyframes float{0%,100%{transform:translateY(0)}
50%{transform:translateY(-12px)}
}

@media(max-width:1100px){.nav-link{padding:9px 10px}
.hero-grid{gap:30px}
.hero h1{font-size:clamp(38px,5vw,60px)}
.float-chip{display:none}
.split-section{gap:40px}
.article-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:820px){.container{width:min(var(--max),calc(100% - 36px))}
.nav-wrap{min-height:70px}
.nav-toggle{display:block}
.nav-menu{position:absolute;top:calc(100% + 1px);left:0;right:0;display:none;flex-direction:column;align-items:stretch;padding:18px;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.nav-menu.open{display:flex}
.nav-link{padding:12px 20px}
.nav-cta{margin:8px 0 0}
.hero-grid{grid-template-columns:1fr;min-height:auto;padding-block:80px 90px;gap:70px}
.hero h1{max-width:750px}
.hero-visual{max-width:650px;width:100%;margin-inline:auto}
.section{padding:75px 0}
.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.split-section,.faq-layout,.contact-layout,.article-layout{grid-template-columns:1fr}
.faq-layout{gap:30px}
.article-sidebar{position:static}
.footer-top{grid-template-columns:1.5fr 1fr 1fr;gap:30px}
.subhero-inner{min-height:280px}
.subhero-decoration{display:none}
.cta-panel{padding:40px}
.contact-layout .card-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:560px){.container{width:calc(100% - 32px)}
.brand{font-size:17px}
.brand-mark{width:37px;height:37px}
.hero-grid{padding-block:62px 75px;gap:55px}
.hero h1{font-size:clamp(34px,10vw,48px)}
.hero-description{font-size:16px}
.hero-actions{flex-direction:column;align-items:stretch}
.hero-actions .btn{width:100%}
.hero-meta{gap:12px}
.section{padding:65px 0}
.section-heading{margin-bottom:30px}
.section-heading h2,.split-content h2{font-size:30px}
.card-grid,.article-grid,.contact-layout .card-grid{grid-template-columns:1fr}
.info-card{padding:28px}
.subhero-inner{padding-block:65px}
.subhero h1{font-size:36px}
.subhero p{font-size:15px}
.cta-section{padding:15px 0 65px}
.cta-panel{padding:32px 25px;flex-direction:column;align-items:flex-start}
.footer-top{grid-template-columns:1fr 1fr;gap:35px}
.footer-top>div:first-child{grid-column:1/-1}
.footer-bottom{flex-direction:column}
.contact-panel{padding:30px}
.article-intro{font-size:18px}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.hero-visual{animation:none}
*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}
}



/* V8: theme palettes, stronger hierarchy, readable detail sections */
html[data-palette="emerald"]{--primary:#18b7ab;--accent:#70e1c2;--gradient:linear-gradient(115deg,#17acbb,#53d6b6)}

html[data-palette="violet"]{--primary:#9178ff;--accent:#56c9f4;--gradient:linear-gradient(115deg,#9c72f5,#36c9f2)}

html[data-palette="amber"]{--primary:#eaa35e;--accent:#ffd18a;--gradient:linear-gradient(115deg,#e69550,#f3c27e)}

html[data-theme="light"][data-palette="emerald"]{--primary:#087e70;--accent:#158e7c;--gradient:linear-gradient(115deg,#17a89f,#21988b)}

html[data-theme="light"][data-palette="violet"]{--primary:#6758c9;--accent:#6552c3;--gradient:linear-gradient(115deg,#7c68d3,#5c80db)}

html[data-theme="light"][data-palette="amber"]{--primary:#b66826;--accent:#bd7136;--gradient:linear-gradient(115deg,#c37b34,#df9851)}

.gradient-text{color:var(--primary);background:var(--gradient);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}

:focus-visible{outline:3px solid var(--accent);outline-offset:4px}

.nav-menu a:focus-visible,.btn:focus-visible{outline-offset:4px}

.article-block{padding:22px 0 25px;border-bottom:1px solid var(--line);scroll-margin-top:110px}

.article-block h2{font-size:clamp(23px,2.4vw,32px);margin:4px 0 19px}

.article-block h3{font-size:23px;margin:5px 0 18px}

.article-block p{font-size:16px;line-height:2;margin-bottom:15px}

.article-block:last-child{border-bottom:0}

.article-return{margin-top:28px}

.step-list{display:grid;gap:18px;margin-top:26px}

.step-item{display:flex;align-items:flex-start;gap:18px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:21px}

.step-badge{flex:none;display:grid;place-items:center;width:43px;height:43px;border-radius:13px;background:var(--gradient);font-weight:800;color:white}

.step-item h3{font-size:18px;margin:1px 0 9px}

.step-item p{font-size:14px;line-height:1.85;margin:0}

.takeaway-panel{margin:35px 0;padding:30px 34px;border:1px solid var(--line);border-radius:22px;background:var(--surface2)}

.takeaway-panel h2{font-size:24px;margin-bottom:12px}

.takeaway-panel .check-list{margin:0}

.topic-block{padding:30px 0 34px}

.contact-layout>.reveal>.card-grid{grid-template-columns:1fr;gap:14px;margin-top:25px}

.contact-layout>.reveal>.card-grid>.info-card{padding:22px 25px}

.contact-layout>.reveal>.card-grid>.info-card .card-icon{display:none}

.contact-layout>.reveal>.card-grid>.info-card h3{font-size:18px}

.contact-panel{align-self:start;word-break:break-word}

.contact-panel .btn{max-width:100%;overflow-wrap:anywhere;white-space:normal}

.article-body{min-width:0}

html[data-theme="light"] .float-chip{color:#effaff}

html[data-theme="light"] .hero::before{opacity:.65}

@media(max-width:820px){.contact-layout>.reveal>.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.hero-visual{animation:none}
}

@media(max-width:560px){.contact-layout>.reveal>.card-grid{grid-template-columns:1fr}
.step-item{padding:17px}
.takeaway-panel{padding:24px}
.article-block{padding:18px 0}
}



/* V9 排版调整：内容不挤作一团，结构按原 V3.1 的留白/图片/卡片规范落地 */
:root{--max:1280px;--reading:760px;--space-section:clamp(94px,9vw,146px)}
body{font-family:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;font-size:16px;line-height:1.88}
.container{width:min(var(--max),calc(100% - 80px))}
h1,h2,h3{letter-spacing:-.025em;line-height:1.30}
p{line-height:1.95}
.site-header .nav-wrap{min-height:92px;gap:42px}
.nav-menu{gap:11px}
.nav-link{padding:12px 18px;font-size:15px}
.nav-cta{margin-left:19px;padding:15px 25px}
.hero-grid{min-height:740px;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:clamp(50px,5.5vw,98px);padding-block:112px 132px}
.hero-pill{margin-bottom:32px}
.hero h1{font-size:clamp(44px,4.6vw,70px);line-height:1.22;letter-spacing:-.037em;margin-bottom:32px;text-wrap:balance}
.hero-description{font-size:18px;line-height:2.05;max-width:550px;margin-bottom:42px}
.hero-actions{gap:18px}
.hero-meta{gap:26px;margin-top:43px;line-height:1.8}
.visual-frame{border-radius:30px}
.visual-frame img{height:auto;aspect-ratio:1200/850;object-fit:cover;background:var(--surface2)}
.section{padding:var(--space-section) 0}
.section-heading{max-width:790px;margin:0 auto 63px}
.section-heading .eyebrow{display:inline-block;margin-bottom:11px}
.section-heading h2{font-size:clamp(31px,3.45vw,47px);margin:14px 0 25px;line-height:1.32}
.section-heading p{font-size:17px;line-height:2;max-width:680px;margin-inline:auto}
.card-grid{gap:30px;align-items:stretch}
.info-card{padding:42px 36px 39px;border-radius:25px}
.info-card .card-icon{margin-bottom:30px}
.info-card h3{font-size:21px;line-height:1.48;margin:0 0 19px}
.info-card p{font-size:15px;line-height:2.05;margin-bottom:22px}
.info-card .text-link{margin-top:8px}
.split-section{gap:clamp(55px,6vw,110px)}
.split-content .eyebrow{display:inline-block;margin-bottom:18px}
.split-content h2{line-height:1.42;margin-bottom:26px}
.split-content p{font-size:16px;line-height:2.12;margin:0 0 24px}
.split-art{padding:14px}
.split-art img{aspect-ratio:4/3;object-fit:cover;background:var(--surface2)}
.check-list{margin:33px 0 40px}
.check-list li{padding:12px 0 12px 30px;line-height:1.75}
.faq-layout{gap:clamp(55px,6vw,105px)}
.faq-layout .section-heading{max-width:490px}
.faq-item summary{padding:25px 28px;line-height:1.65}
.faq-answer{padding:0 28px 29px;line-height:2.08}
.subhero-inner{min-height:415px;padding-block:92px}
.subhero h1{line-height:1.28;margin:23px 0 25px}
.subhero p{line-height:2.02}
.article-grid{gap:30px}
.news-card-art{padding:0;height:195px;background:var(--surface2)}
.news-card-art img{display:block;width:100%;height:100%;object-fit:cover}
.news-card-art::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(0,0,0,.25),transparent 56%)}
.news-card-art .photo-kicker{position:absolute;z-index:2;top:18px;left:20px;padding:7px 12px;border-radius:999px;background:rgba(6,14,27,.72);color:#f1f6ff;font-size:12px;letter-spacing:.08em}
.news-card-body{padding:31px 30px 34px}
.news-card h2{line-height:1.5;margin:18px 0 18px}
.news-card p{line-height:2.02;margin-bottom:22px}
.article-layout{gap:80px}
.article-body .article-intro{font-size:19px;line-height:2.08;margin-bottom:40px}
.article-cover{margin-bottom:54px}
.article-cover img{width:100%;height:auto;aspect-ratio:5/3;object-fit:cover}
.article-block{padding:35px 0 40px;margin:0 0 22px}
.article-block h2,.article-block h3{line-height:1.4;margin-bottom:23px}
.article-subheading{font-size:20px;font-weight:650;color:var(--text);margin:10px 0 20px}
.article-block p{font-size:16px;line-height:2.15;margin-bottom:22px}
.article-sidebar .sidebar-panel{padding:32px}
.contact-layout{gap:90px}
.contact-layout>div>p{line-height:2.1;margin:24px 0 35px}
.cta-section{padding:35px 0 125px}
.cta-panel{padding:66px 74px;gap:65px}
.cta-panel h2{line-height:1.35;margin:20px 0}
.cta-panel p{font-size:16px;line-height:2}
.recommendation-strip{display:flex;align-items:center;justify-content:space-between;gap:45px;padding:46px 52px;border:1px solid var(--line);border-radius:25px;background:var(--panel)}
.recommendation-strip h2{font-size:clamp(26px,3vw,36px);margin:14px 0 17px}
.recommendation-strip p{margin:0;max-width:630px;line-height:2.05}
.recommendation-links{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.footer-top{padding-block:88px 72px;gap:85px}
.footer-description{margin-top:28px;line-height:2.1}
@media(max-width:1120px){.container{width:calc(100% - 64px)}.nav-menu{gap:1px}.nav-link{padding:10px 12px;font-size:14px}.hero-grid{gap:42px}.hero h1{font-size:clamp(40px,4.8vw,62px)}.recommendation-strip{flex-direction:column;align-items:flex-start}.recommendation-links{justify-content:flex-start}}
@media(max-width:820px){.container{width:calc(100% - 42px)}.nav-wrap{min-height:74px!important}.nav-menu{gap:3px}.nav-link{padding:13px 20px}.hero-grid{grid-template-columns:1fr;padding-block:86px 105px;gap:72px;min-height:auto}.hero-description{max-width:700px}.hero-visual{max-width:740px}.section{padding:88px 0}.card-grid{gap:23px}.info-card{padding:34px 29px}.split-section,.faq-layout{gap:48px}.footer-top{gap:35px}.cta-panel{padding:48px}}
@media(max-width:560px){.container{width:calc(100% - 36px)}.hero-grid{padding-block:72px 78px;gap:54px}.hero h1{font-size:clamp(35px,9.5vw,49px);margin-bottom:26px}.hero-pill{margin-bottom:25px}.hero-description{font-size:16px;line-height:2;margin-bottom:34px}.hero-actions{gap:14px}.hero-meta{margin-top:31px;gap:15px}.section{padding:76px 0}.section-heading{margin-bottom:42px}.section-heading h2{font-size:29px;margin:13px 0 20px}.section-heading p{font-size:15px}.info-card{padding:34px 29px}.split-content h2{font-size:29px}.split-content p{font-size:15px}.article-grid{gap:22px}.article-block{padding:28px 0}.subhero-inner{min-height:315px;padding-block:77px}.subhero h1{font-size:36px}.cta-panel{padding:36px 28px;gap:25px}.recommendation-strip{padding:31px 25px}.recommendation-links{width:100%;flex-direction:column}.recommendation-links .btn{width:100%}.footer-top{padding-block:69px 55px}.faq-layout{gap:34px}}

html[data-palette="coral"]{--primary:#ff7050;--accent:#ffba73;--gradient:linear-gradient(120deg,#ff514f,#ff983c)}
html[data-palette="rose"]{--primary:#da67ff;--accent:#37cadc;--gradient:linear-gradient(115deg,#a05ff5,#e949a1)}
html[data-palette="mint"]{--primary:#19b8a1;--accent:#50d6c3;--gradient:linear-gradient(115deg,#14bda0,#42bcc9)}
html[data-theme="light"][data-palette="coral"]{--primary:#bf4b2f;--accent:#e47b46;--gradient:linear-gradient(120deg,#e35a40,#ee9850)}
html[data-theme="light"][data-palette="rose"]{--primary:#9346b7;--accent:#b45b9a;--gradient:linear-gradient(120deg,#a35bdd,#d96999)}
html[data-theme="light"][data-palette="mint"]{--primary:#087e72;--accent:#168b86;--gradient:linear-gradient(120deg,#0a9a87,#2aada7)}
html[data-nav="underline"] .nav-link{border-radius:0;background:transparent;position:relative}
html[data-nav="underline"] .nav-link.active::after,html[data-nav="underline"] .nav-link:hover::after{content:"";height:3px;position:absolute;bottom:0;left:27%;right:27%;border-radius:3px;background:var(--gradient)}
html[data-nav="minimal"] .nav-link{background:transparent;border-radius:10px}
html[data-nav="minimal"] .nav-link.active{color:var(--primary)}
html[data-card="glass"] .info-card{background:color-mix(in srgb,var(--panel) 72%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:color-mix(in srgb,var(--primary) 19%,var(--line))}
html[data-card="outline"] .info-card{background:transparent;border-color:color-mix(in srgb,var(--primary) 30%,var(--line));box-shadow:none}
html[data-card="outline"] .info-card:hover{background:var(--panel)}
.hero-cinematic{min-height:720px}
.hero-cinematic .hero-backdrop{position:absolute;inset:0;z-index:-2}
.hero-cinematic .hero-backdrop img{width:100%;height:100%;object-fit:cover;filter:saturate(.85) brightness(.67)}
.hero-cinematic::after{content:"";position:absolute;inset:0;pointer-events:none;z-index:-1;background:linear-gradient(90deg,rgba(4,8,20,.94),rgba(8,11,24,.69) 52%,rgba(7,11,20,.3)),linear-gradient(0deg,rgba(6,9,18,.9),transparent 65%)}
.hero-cinematic .hero-grid{display:flex;min-height:740px;align-items:flex-end;padding-block:120px 105px}
.hero-cinematic .hero-copy{max-width:830px}
.hero-cinematic h1{max-width:800px}
.hero-cinematic .hero-description{max-width:680px}
.hero-cinematic .hero-copy,.hero-cinematic .hero-copy p,.hero-cinematic .hero-meta{color:#f0f4ff}
.hero-cinematic .cinema-panels{position:absolute;right:6%;bottom:105px;display:flex;gap:12px;opacity:.5;color:#fff;font-size:10px;letter-spacing:.22em;writing-mode:vertical-rl}
.hero-cinematic .hero-pill{background:rgba(255,255,255,.11);color:#f5f8ff}
.hero-cinematic .btn-ghost{background:rgba(5,10,19,.38);color:#fff;border-color:rgba(255,255,255,.28)}
.hero-collage{height:565px;animation:none;position:relative}
.hero-collage .collage-photo{position:absolute;overflow:hidden;border:1px solid var(--line);border-radius:23px;box-shadow:0 26px 70px rgba(0,0,0,.36);width:42%;height:63%;top:19%;transform:rotate(-6deg);transition:transform .45s}
.hero-collage .collage-photo img{height:100%;width:100%;object-fit:cover}
.hero-collage .collage-a{left:0;top:22%}
.hero-collage .collage-b{left:29%;top:11%;z-index:2;height:78%;transform:rotate(3deg)}
.hero-collage .collage-c{right:-1%;top:24%;transform:rotate(8deg)}
.hero-collage .collage-photo:hover{transform:translateY(-14px) rotate(0deg)}
.hero-collage .chip-top{top:6%;left:-2%}
.hero-collage .chip-bottom{right:-3%;bottom:10%}
.hero-centered .hero-grid{display:flex;flex-direction:column;align-items:center;gap:66px;padding-block:124px 110px;min-height:auto}
.hero-centered .hero-copy{text-align:center;max-width:910px}
.hero-centered .hero-description{margin-inline:auto;max-width:740px}
.hero-centered .hero-actions,.hero-centered .hero-meta{justify-content:center}
.hero-centered .centered-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1060px;width:100%;animation:none}
.hero-centered .centered-photo{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);transform:translateY(15px)}
.hero-centered .centered-photo:nth-child(2){transform:translateY(-15px)}
.hero-centered .centered-photo img{width:100%;height:235px;object-fit:cover}
.hero-showcase .visual-frame{transform:rotate(3deg);overflow:hidden;box-shadow:0 36px 95px rgba(0,0,0,.3)}
.hero-showcase .hero-visual{padding:24px 18px 52px}
.showcase-inset{position:absolute;bottom:0;left:-8%;width:39%;height:155px;overflow:hidden;border-radius:21px;border:5px solid var(--bg);box-shadow:0 16px 50px rgba(0,0,0,.26)}
.showcase-inset img{width:100%;height:100%;object-fit:cover}
.hero-showcase .chip-bottom{right:-5%;bottom:15%}
.hero-editorial .editorial-portrait{width:80%;height:535px;overflow:hidden;border-radius:25px;transform:rotate(3deg);margin-left:auto;box-shadow:0 27px 75px rgba(0,0,0,.26)}
.hero-editorial .editorial-portrait img{width:100%;height:100%;object-fit:cover}
.hero-editorial .editorial-inset{position:absolute;bottom:5%;left:0;width:43%;height:195px;overflow:hidden;border:6px solid var(--bg);border-radius:18px;box-shadow:var(--shadow)}
.hero-editorial .editorial-inset img{width:100%;height:100%;object-fit:cover}
.hero-editorial .chip-top{top:8%;left:1%}
.hero-editorial .hero-visual{animation:none}
@media(min-width:821px){html[data-layout="editorial"] .hero-grid{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr)}html[data-layout="collage"] .hero-grid{grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr)}html[data-layout="centered"] .hero h1{font-size:clamp(46px,6vw,78px)}}
@media(max-width:1120px){.hero-collage{height:485px}.hero-editorial .editorial-portrait{height:490px}}
@media(max-width:820px){.hero-cinematic{min-height:620px}.hero-cinematic .hero-grid{min-height:620px;padding-block:115px 85px}.hero-cinematic .cinema-panels{display:none}.hero-collage{height:465px;width:100%;max-width:650px}.hero-editorial .editorial-portrait{height:470px}.hero-centered .hero-grid{padding-block:94px 90px;gap:55px}}
@media(max-width:560px){.hero-cinematic{min-height:590px}.hero-cinematic .hero-grid{min-height:590px;padding-block:92px 68px}.hero-cinematic .hero-copy{max-width:100%}.hero-cinematic .hero-description{font-size:15px}.hero-collage{height:340px;max-width:100%}.hero-collage .collage-photo{border-radius:16px}.hero-collage .chip-top,.hero-collage .chip-bottom{display:none}.hero-centered .hero-grid{gap:40px;padding-block:74px 72px}.hero-centered .centered-gallery{gap:9px}.hero-centered .centered-photo{border-radius:13px}.hero-centered .centered-photo img{height:140px}.hero-editorial .editorial-portrait{height:335px}.hero-editorial .editorial-inset{height:125px}.hero-showcase .hero-visual{padding:14px 9px 44px}.showcase-inset{left:0;height:115px}}
@media(prefers-reduced-motion:reduce){.hero-collage .collage-photo,.hero-showcase .visual-frame{transition:none!important;animation:none!important}}

/* 行业主题不仅影响首屏：内页标题、卡片排列与图文模块也随布局变化 */
html[data-layout="editorial"] .section-heading{text-align:left;max-width:920px;margin-left:0}
html[data-layout="editorial"] .section-heading p{margin-left:0}
html[data-layout="editorial"] .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
html[data-layout="editorial"] .info-card:nth-child(3n+1){background:color-mix(in srgb,var(--primary) 8%,var(--panel))}
html[data-layout="collage"] .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
html[data-layout="collage"] .info-card:nth-child(3n+2){background:color-mix(in srgb,var(--primary) 7%,var(--panel))}
html[data-layout="cinematic"] .subhero{background:radial-gradient(ellipse at 10% 20%,color-mix(in srgb,var(--primary) 16%,transparent),transparent 60%),var(--bg)}
html[data-layout="centered"] .subhero-inner{text-align:center}
html[data-layout="centered"] .subhero-inner p{margin-inline:auto}
html[data-layout="centered"] .breadcrumb{justify-content:center}
html[data-layout="showcase"] .section-soft{background:color-mix(in srgb,var(--surface2) 72%,var(--bg))}
@media(max-width:820px){html[data-layout="editorial"] .card-grid,html[data-layout="collage"] .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){html[data-layout="editorial"] .card-grid,html[data-layout="collage"] .card-grid{grid-template-columns:1fr}}

.brand{min-width:0}.brand>span:last-child{max-width:min(27vw,340px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:820px){.brand>span:last-child{max-width:calc(100vw - 145px)}}