/*
Theme Name: 洵谷智能获客官网
Theme URI: https://xinlingvideo.com
Author: 江苏洵谷智能科技有限公司
Description: 面向网站建设、海外营销、AI搜索优化业务的中文获客型官网主题。
Version: 1.4.1
Text Domain: xungu
*/
:root{--navy:#071426;--blue:#1769ff;--cyan:#13c9d7;--lime:#9cf151;--text:#132238;--muted:#66758a;--line:#e6edf5;--soft:#f5f8fc;--white:#fff;--shadow:0 18px 60px rgba(17,47,89,.1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);background:#fff;font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto}.container{width:min(1180px,92%);margin:auto}.section{padding:96px 0}.soft{background:var(--soft)}.tag{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;letter-spacing:.08em}.tag:before{content:"";width:24px;height:2px;background:var(--blue)}h1,h2,h3,p{margin-top:0}.section-title{max-width:760px;margin-bottom:42px}.section-title.center{text-align:center;margin-left:auto;margin-right:auto}.section-title h2{font-size:clamp(34px,4.5vw,54px);line-height:1.15;margin:14px 0}.section-title p{font-size:17px;color:var(--muted)}
.topbar{background:#040e1c;color:#b8c5d8;font-size:12px}.topbar .container{height:34px;display:flex;justify-content:space-between;align-items:center}.site-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(219,229,241,.85);backdrop-filter:blur(16px)}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}.logo{display:flex;align-items:center;gap:11px;font-weight:900;font-size:20px;letter-spacing:.06em}.logo-mark{position:relative;width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(23,105,255,.25)}.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:#fff;border-radius:20px;transform:rotate(-35deg)}.logo-mark:before{width:7px;height:25px;left:13px;top:8px}.logo-mark:after{width:7px;height:18px;right:11px;bottom:8px}.main-nav ul{display:flex;align-items:center;gap:28px;list-style:none;padding:0;margin:0}.main-nav a{font-weight:650;font-size:14px}.main-nav a:hover{color:var(--blue)}.header-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:10px;background:var(--blue);color:#fff;font-weight:750;border:1px solid var(--blue);transition:.25s}.btn:hover,.header-cta:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(23,105,255,.24)}.btn.alt{background:transparent;border-color:rgba(255,255,255,.35)}.btn.light{background:#fff;color:var(--blue);border-color:#fff}.menu-toggle{display:none;background:none;border:0;font-size:25px}
.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(circle at 78% 32%,rgba(19,201,215,.22),transparent 25%),radial-gradient(circle at 55% 80%,rgba(23,105,255,.24),transparent 30%),linear-gradient(135deg,#061324,#0b2342 58%,#07334b);padding:110px 0 100px}.hero:before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to right,transparent 20%,#000)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:75px;align-items:center;position:relative}.hero h1{font-size:clamp(48px,6vw,76px);line-height:1.08;letter-spacing:-.045em;margin:18px 0 22px}.hero h1 em{font-style:normal;color:var(--lime)}.hero-copy>p{font-size:19px;color:#c5d4e8;max-width:690px}.hero-actions{margin-top:34px}.hero-stats{display:flex;gap:42px;margin-top:50px}.hero-stat strong{font-size:28px;display:block;color:#fff}.hero-stat span{font-size:12px;color:#9bb0c8}.dashboard{position:relative;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:24px;padding:20px;box-shadow:0 30px 90px rgba(0,0,0,.28);backdrop-filter:blur(12px)}.dash-window{background:#fff;border-radius:16px;color:var(--text);overflow:hidden}.dash-bar{height:42px;background:#f1f5fa;display:flex;align-items:center;padding:0 15px;gap:7px}.dot{width:8px;height:8px;border-radius:50%;background:#c7d0dc}.dash-content{padding:25px}.chart{height:180px;border-radius:12px;background:linear-gradient(180deg,rgba(23,105,255,.08),transparent),repeating-linear-gradient(0deg,#edf2f7 0,#edf2f7 1px,transparent 1px,transparent 36px);position:relative;overflow:hidden}.chart:after{content:"";position:absolute;inset:28px 10px 20px;background:linear-gradient(135deg,transparent 0 28%,var(--cyan) 29% 30%,transparent 31% 45%,var(--blue) 46% 48%,transparent 49% 62%,var(--lime) 63% 65%,transparent 66%);filter:drop-shadow(0 5px 7px rgba(23,105,255,.25))}.dash-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}.dash-card{padding:12px;background:#f6f8fb;border-radius:9px;font-size:11px}.dash-card b{display:block;font-size:18px;color:var(--blue)}
.pain-grid,.service-grid,.case-grid,.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.pain-card,.service-card,.case-card,.article-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;transition:.28s}.pain-card:hover,.service-card:hover,.case-card:hover,.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}.num{font-size:12px;color:var(--blue);font-weight:800}.pain-card h3,.service-card h3{font-size:22px;margin:14px 0 8px}.pain-card p,.service-card p,.article-card p{color:var(--muted)}.service-card{min-height:285px;display:flex;flex-direction:column}.service-icon{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:#eaf2ff;color:var(--blue);font-weight:900;font-size:20px}.service-card a{margin-top:auto;color:var(--blue);font-weight:750}
.split{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center}.visual-panel{min-height:510px;border-radius:28px;background:linear-gradient(145deg,#08182e,#114675);padding:38px;color:#fff;position:relative;overflow:hidden}.visual-panel:after{content:"AI";position:absolute;right:-18px;bottom:-60px;font:bold 260px/1 Arial;color:rgba(255,255,255,.055)}.metric{position:relative;z-index:2;margin-bottom:18px;padding:22px;border:1px solid rgba(255,255,255,.12);border-radius:15px;background:rgba(255,255,255,.07)}.metric strong{font-size:28px;color:var(--lime)}.check-list{list-style:none;padding:0}.check-list li{padding:12px 0;border-bottom:1px solid var(--line)}.check-list li:before{content:"✓";display:inline-grid;place-items:center;margin-right:10px;width:22px;height:22px;border-radius:50%;background:#eaf2ff;color:var(--blue);font-weight:900}
.case-card{padding:0;overflow:hidden}.case-cover{aspect-ratio:16/10;background:linear-gradient(145deg,#0a1c34,#1769ff);position:relative}.case-cover:before{content:"CASE";position:absolute;left:24px;bottom:20px;color:rgba(255,255,255,.8);font-weight:900;letter-spacing:.2em}.case-body{padding:25px}.case-body small{color:var(--blue);font-weight:700}.process{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:step}.process-item{position:relative;padding:28px 20px;background:#fff;border-radius:16px;border:1px solid var(--line)}.process-item:before{counter-increment:step;content:"0" counter(step);display:block;color:var(--blue);font-size:12px;font-weight:900;margin-bottom:18px}.process-item h3{font-size:18px}.process-item p{color:var(--muted);font-size:13px}
.cta{padding:76px 0;background:linear-gradient(120deg,var(--blue),#0849bd);color:#fff}.cta-inner{display:grid;grid-template-columns:1fr 430px;gap:70px;align-items:center}.cta h2{font-size:44px;line-height:1.15}.lead-form{background:#fff;padding:28px;border-radius:18px;color:var(--text)}.lead-form input,.lead-form textarea,.lead-form select{width:100%;padding:13px 14px;margin-bottom:11px;border:1px solid #dce5ef;border-radius:8px;font:inherit}.lead-form textarea{min-height:90px}.lead-form button{width:100%;cursor:pointer}.notice{padding:12px;border-radius:8px;margin-bottom:12px;background:#e9fbef;color:#1d7e3b}.page-hero{padding:90px 0;color:#fff;background:linear-gradient(130deg,#071426,#0b4165)}.page-hero h1{font-size:52px;margin:10px 0}.content{padding:75px 0}.entry-content{font-size:17px;max-width:880px}.entry-content h2{font-size:32px;margin-top:42px}.site-footer{background:#050e1b;color:#9fb0c6;padding:70px 0 25px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:42px}.site-footer h3{color:#fff;font-size:16px}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid #16283d;padding-top:20px;margin-top:42px;font-size:12px;display:flex;justify-content:space-between}.floating-contact{position:fixed;right:18px;bottom:28px;z-index:99;display:flex;flex-direction:column;gap:10px}.floating-contact a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-weight:900;box-shadow:0 10px 25px rgba(23,105,255,.3)}
@media(max-width:960px){.main-nav{display:none}.menu-toggle{display:block}.hero-grid,.split,.cta-inner{grid-template-columns:1fr}.dashboard{max-width:600px}.pain-grid,.service-grid,.case-grid,.article-grid{grid-template-columns:repeat(2,1fr)}.process{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.header-cta{display:none}}
@media(max-width:600px){.topbar{display:none}.hero{padding:75px 0}.hero h1{font-size:45px}.hero-stats{gap:18px;flex-wrap:wrap}.pain-grid,.service-grid,.case-grid,.article-grid,.process,.footer-grid{grid-template-columns:1fr}.section{padding:66px 0}.cta h2{font-size:36px}.page-hero h1{font-size:40px}}
.logo-image{display:block;width:205px;height:auto}.footer-logo{display:block;width:205px;filter:brightness(0) invert(1);opacity:.96}.wechat-qr{display:block;width:112px;background:#fff;padding:5px;border-radius:8px;margin-top:8px}
.topbar{font-size:14px}.topbar .container{height:42px}.header-inner{height:88px}.logo-image{width:245px}.main-nav a{font-size:15px}.header-cta{padding:14px 25px}.site-footer{padding-top:64px}.footer-grid{grid-template-columns:1.7fr 1fr 1fr 1.15fr;gap:58px;align-items:start}.footer-logo{width:230px;filter:none;opacity:1;margin-bottom:22px}.footer-slogan{font-size:16px;color:#d9e4f2;max-width:320px}.site-footer h3{font-size:18px;margin-bottom:20px}.site-footer p{font-size:15px;line-height:1.85}.qr-wrap{display:flex;align-items:center;gap:14px;margin-top:16px}.qr-wrap span{font-size:13px;color:#c9d5e4;writing-mode:vertical-rl}.wechat-qr{width:104px;margin:0;padding:4px;border-radius:6px}
@media(max-width:600px){.logo-image{width:185px}.header-inner{height:74px}.footer-logo{width:210px}}
.service-hero{padding:78px 0;background:linear-gradient(130deg,#061426,#0b3d60);color:#fff;overflow:hidden}.service-hero-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:55px;align-items:center}.service-hero h1{font-size:clamp(42px,5vw,66px);line-height:1.12;margin:15px 0}.service-hero p{font-size:18px;color:#c5d4e8}.service-hero img{width:100%;border-radius:24px;box-shadow:0 28px 70px rgba(0,0,0,.3)}.service-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:70px;align-items:start}.service-content{max-width:none}.service-content>h2:first-child{margin-top:0}.service-content ul{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;list-style:none;padding:0}.service-content li{padding:16px 18px;background:var(--soft);border-radius:10px;border-left:3px solid var(--blue)}.service-side{position:sticky;top:130px}.side-card{padding:30px;background:var(--navy);color:#fff;border-radius:20px}.side-card h3{font-size:26px;margin:14px 0}.side-card p{color:#c7d4e5}.side-phone{font-size:24px!important;color:var(--lime)!important;font-weight:800}.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.benefit{padding:28px;background:#fff;border:1px solid var(--line);border-radius:16px}.benefit b{color:var(--blue)}.benefit h3{font-size:20px;margin:14px 0 8px}.benefit p{color:var(--muted)}.rounded-visual{width:100%;border-radius:24px;box-shadow:var(--shadow)}
.case-card .case-cover{background-image:linear-gradient(135deg,rgba(3,18,39,.2),rgba(23,105,255,.65)),url("assets/service-web.webp");background-size:cover;background-position:center}.case-card:nth-child(even) .case-cover{background-image:linear-gradient(135deg,rgba(3,18,39,.15),rgba(19,201,215,.55)),url("assets/service-growth.webp")}
@media(max-width:900px){.service-hero-grid,.service-layout{grid-template-columns:1fr}.service-side{position:static}.benefit-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.service-content ul,.benefit-grid{grid-template-columns:1fr}.service-hero{padding:60px 0}.service-hero h1{font-size:42px}}

/* Premium minimal visual system */
body{background:#f5f5f7;color:#1d1d1f;line-height:1.55}
.topbar{display:none}
.site-header{background:rgba(250,250,252,.86);border:0;backdrop-filter:saturate(180%) blur(22px)}
.header-inner{height:66px}.logo-image{width:194px}.main-nav ul{gap:32px}.main-nav a{font-size:13px;font-weight:600;color:#27272a}.header-cta{padding:10px 18px;border-radius:999px;font-size:13px}
.hero{min-height:950px;padding:105px 0 570px;background:#000 url("assets/hero-premium.webp") center bottom/cover no-repeat;text-align:center}
.hero:before{display:none}.hero-grid{display:block}.hero-copy{max-width:1020px;margin:auto}.hero .tag{justify-content:center;color:#8fdcf1!important;font-size:14px}.hero h1{font-size:clamp(58px,7.2vw,102px);line-height:1.02;letter-spacing:-.055em;margin:20px auto 24px;max-width:1050px}.hero-copy>p{font-size:22px;line-height:1.55;max-width:780px;margin-left:auto;margin-right:auto;color:#c7c9cf}.hero-actions{margin-top:30px}.hero .btn{border-radius:999px;padding:13px 24px}.hero-stats,.dashboard{display:none}
.section{padding:120px 0}.section:not(.soft){background:#fff}.section.soft{background:#f5f5f7}.section-title{max-width:850px}.section-title.center{max-width:900px}.section-title h2{font-size:clamp(46px,6vw,72px);letter-spacing:-.045em;line-height:1.06}.section-title p{font-size:20px;line-height:1.5}.tag{font-size:13px}.pain-grid{gap:18px}.pain-card{border:0;border-radius:28px;background:#f5f5f7;padding:42px;min-height:270px}.pain-card h3{font-size:28px;letter-spacing:-.025em}.pain-card p{font-size:17px}
.service-grid{grid-template-columns:repeat(2,1fr);gap:18px}.service-card{border:0;border-radius:30px;min-height:390px;padding:42px;background:#fff;overflow:hidden}.service-card:nth-child(1),.service-card:nth-child(4){background:#0a0a0b;color:#fff}.service-card:nth-child(1) p,.service-card:nth-child(4) p{color:#a8abb2}.service-card:nth-child(2),.service-card:nth-child(5){background:linear-gradient(145deg,#eaf4ff,#fff)}.service-card:nth-child(3),.service-card:nth-child(6){background:linear-gradient(145deg,#ecfff4,#fff)}.service-icon{width:58px;height:58px;border-radius:50%;background:#1769ff;color:#fff}.service-card h3{font-size:34px;letter-spacing:-.035em;margin-top:26px}.service-card p{font-size:17px;max-width:500px}
.split{gap:28px}.visual-panel{min-height:650px;border-radius:34px;padding:48px;background:#050505}.visual-panel h2{font-size:52px!important;letter-spacing:-.04em}.metric{padding:26px;border-radius:18px}.split>div:last-child{padding:48px}.split>div:last-child h2{font-size:58px!important;letter-spacing:-.045em}
.process{gap:12px}.process-item{border:0;border-radius:24px;background:#fff;min-height:220px;padding:30px}.process-item h3{font-size:21px}
.case-grid{gap:18px}.case-card{border:0;border-radius:28px;background:#fff}.case-cover{aspect-ratio:16/9}.case-body{padding:30px}.case-body h3{font-size:25px}
.cta{padding:110px 0;background:#050505}.cta h2{font-size:58px;letter-spacing:-.045em}.lead-form{border-radius:26px;padding:34px}.lead-form input,.lead-form textarea,.lead-form select{border:0;background:#f2f2f5;border-radius:12px;padding:15px}
.service-hero{min-height:650px;padding:110px 0;background:#050505}.service-hero h1{font-size:clamp(54px,6.5vw,88px);letter-spacing:-.055em}.service-hero p{font-size:21px}.service-hero img{border-radius:30px}.side-card{border-radius:26px}.benefit{border:0;border-radius:24px;padding:34px}.rounded-visual{border-radius:30px}
.site-footer{background:#f5f5f7;color:#6e6e73;border-top:0}.site-footer h3{color:#1d1d1f}.footer-logo{filter:none}.footer-slogan{color:#424245}.footer-bottom{border-color:#d7d7dc}
@media(max-width:900px){.hero{min-height:820px;padding-bottom:430px}.service-grid{grid-template-columns:1fr}.service-card{min-height:330px}.section{padding:88px 0}.split>div:last-child{padding:20px 0}.cta h2{font-size:46px}}
@media(max-width:600px){.header-inner{height:62px}.logo-image{width:170px}.hero{min-height:700px;padding:80px 0 320px}.hero h1{font-size:48px}.hero-copy>p{font-size:17px}.section{padding:70px 0}.section-title h2{font-size:42px}.service-card{padding:30px;min-height:300px}.service-card h3{font-size:29px}.visual-panel{min-height:520px;padding:30px}.split>div:last-child h2{font-size:42px!important}}

/* Unified Apple-inspired light palette */
.hero{background:#f5f5f7 url("assets/hero-light.webp") center bottom/cover no-repeat;color:#1d1d1f}
.hero .tag{color:#1769ff!important}.hero-copy>p{color:#6e6e73}.hero .btn.light{background:#1769ff;color:#fff;border-color:#1769ff}.hero .btn.alt{background:rgba(255,255,255,.8);color:#1769ff;border-color:#1769ff}
.service-card,.service-card:nth-child(n){padding:0;background:#fff;color:#1d1d1f;box-shadow:0 3px 18px rgba(48,68,92,.06)}.service-card:nth-child(n) p{color:#6e6e73}.service-card-image{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.service-card-copy{display:flex;flex:1;flex-direction:column;padding:30px 34px 34px}.service-card h3{margin-top:18px}.service-card a{margin-top:auto}.service-icon{width:46px;height:46px;font-size:14px}
.feature-visual,.rounded-visual{display:block;width:100%;border-radius:34px;box-shadow:0 18px 55px rgba(66,91,125,.12)}
.case-card .case-cover{background-image:url("assets/hero-light.webp");background-size:cover;background-position:center}.case-card:nth-child(even) .case-cover{background-image:url("assets/global-light.webp")}.case-card:nth-child(3n) .case-cover{background-image:url("assets/content-light.webp")}
.cta{background:linear-gradient(135deg,#eaf4ff,#f7f3ff);color:#1d1d1f}.cta p{color:#6e6e73}.cta .tag{color:#1769ff!important}.lead-form{box-shadow:0 18px 60px rgba(79,103,137,.12)}
.service-hero{background:linear-gradient(145deg,#f5f8ff,#fff);color:#1d1d1f}.service-hero .tag{color:#1769ff!important}.service-hero p{color:#6e6e73}.service-hero img{box-shadow:0 18px 60px rgba(64,86,116,.12)}
.side-card{background:linear-gradient(145deg,#eef5ff,#f8f5ff);color:#1d1d1f;box-shadow:0 12px 40px rgba(70,92,120,.08)}.side-card p{color:#6e6e73}.side-phone{color:#1769ff!important}
.detail-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.detail-gallery img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px;box-shadow:0 12px 36px rgba(63,87,120,.1)}
@media(max-width:800px){.detail-gallery{grid-template-columns:1fr}.service-card-copy{padding:26px}.service-card{min-height:0!important}}

/* Motion and interaction */
.site-header{transition:box-shadow .35s ease,background .35s ease}.site-header.scrolled{box-shadow:0 8px 30px rgba(44,62,86,.08);background:rgba(255,255,255,.92)}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .75s cubic-bezier(.2,.65,.25,1),transform .75s cubic-bezier(.2,.65,.25,1);transition-delay:var(--delay,0ms)}.reveal.is-visible{opacity:1;transform:none}
.service-card-image,.case-cover,.detail-gallery img,.service-hero img,.feature-visual{transition:transform .7s cubic-bezier(.2,.65,.25,1),filter .7s ease}.service-card:hover .service-card-image,.case-card:hover .case-cover,.detail-gallery img:hover{transform:scale(1.025);filter:saturate(1.06)}
.service-card,.pain-card,.case-card,.benefit{transition:transform .45s cubic-bezier(.2,.65,.25,1),box-shadow .45s ease}.service-card:hover,.pain-card:hover,.case-card:hover,.benefit:hover{transform:translateY(-8px);box-shadow:0 24px 65px rgba(63,89,125,.13)}
.btn,.header-cta{position:relative;overflow:hidden}.btn:after,.header-cta:after{content:"";position:absolute;inset:-50% -90%;background:linear-gradient(115deg,transparent 38%,rgba(255,255,255,.5) 50%,transparent 62%);transform:translateX(-55%);transition:transform .7s ease}.btn:hover:after,.header-cta:hover:after{transform:translateX(55%)}
.hero{background-position:center calc(100% + var(--hero-shift,0px));transition:background-position .12s linear}
@media(max-width:960px){.main-nav.open{display:block;position:absolute;top:62px;left:0;right:0;background:rgba(255,255,255,.98);padding:20px 5%;box-shadow:0 20px 40px rgba(36,55,80,.1)}.main-nav.open ul{display:flex;flex-direction:column;align-items:flex-start;gap:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.service-card-image,.case-cover,.detail-gallery img,.btn:after,.header-cta:after{transition:none!important}.hero{background-position:center bottom!important}}

/* v10: services dropdown navigation */
.main-nav>ul>li{position:relative}
.main-nav .menu-arrow{display:inline-block;margin-left:3px;color:#86868b;font-size:14px;transition:transform .25s ease}
.main-nav .sub-menu{position:absolute;z-index:120;top:calc(100% + 13px);left:50%;width:560px;padding:14px;display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px!important;background:rgba(255,255,255,.98);border:1px solid rgba(25,45,75,.08);border-radius:20px;box-shadow:0 24px 70px rgba(38,57,83,.16);opacity:0;visibility:hidden;pointer-events:none;transform:translate(-50%,10px);transition:opacity .22s ease,transform .22s ease,visibility .22s}
.main-nav .menu-item-has-children:after{content:"";position:absolute;left:-20px;right:-20px;top:100%;height:18px}
.main-nav .menu-item-has-children:hover>.sub-menu,.main-nav .menu-item-has-children:focus-within>.sub-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
.main-nav .menu-item-has-children:hover>.sub-menu+.menu-arrow,.main-nav .menu-item-has-children:hover>a .menu-arrow,.main-nav .menu-item-has-children:focus-within>a .menu-arrow{transform:rotate(180deg)}
.main-nav .sub-menu li{display:block}
.main-nav .sub-menu a{display:block;padding:14px 16px;border-radius:13px;line-height:1.35;transition:background .2s ease,transform .2s ease}
.main-nav .sub-menu a:hover{background:#f2f7ff;transform:translateY(-1px)}
.main-nav .sub-menu strong{display:block;color:#1d1d1f;font-size:14px}
.main-nav .sub-menu small{display:block;margin-top:5px;color:#7a7a80;font-size:11px;font-weight:400}
@media(max-width:960px){
  .main-nav.open>ul{width:100%}
  .main-nav .menu-item-has-children{width:100%}
  .main-nav .sub-menu{position:static;width:100%;margin-top:10px;padding:8px;grid-template-columns:1fr;opacity:1;visibility:visible;pointer-events:auto;transform:none;box-shadow:none;border-radius:14px;background:#f5f7fb;display:none!important}
  .main-nav .menu-item-has-children.submenu-open>.sub-menu{display:grid!important}
  .main-nav .menu-item-has-children.submenu-open>a .menu-arrow{transform:rotate(180deg)}
}

/* v11: reliable mobile submenu */
@media(max-width:960px){
  .main-nav.open{max-height:calc(100vh - 62px);overflow-y:auto;background:#fff}
  .main-nav.open>ul>li{width:100%}
  .main-nav.open .menu-item-has-children>.sub-menu{
    display:grid!important;
    position:static!important;
    width:100%!important;
    grid-template-columns:1fr!important;
    gap:4px!important;
    margin:10px 0 2px!important;
    padding:8px!important;
    opacity:1!important;
    visibility:visible!important;
    pointer-events:auto!important;
    transform:none!important;
    background:#f5f7fb!important;
    border:0!important;
    box-shadow:none!important;
  }
  .main-nav.open .menu-item-has-children>.sub-menu li{display:block!important;width:100%}
  .main-nav.open .menu-item-has-children>.sub-menu a{display:block!important;color:#1d1d1f!important;padding:12px 14px!important}
  .main-nav.open .menu-item-has-children>a .menu-arrow{transform:rotate(180deg)}
}

/* v7: concise copy, content-specific imagery and real case screenshots */
.hero{min-height:820px;padding:92px 0 485px}
.hero h1{font-size:clamp(54px,6.3vw,86px);max-width:900px;margin-bottom:20px}
.hero-copy>p{font-size:20px;max-width:650px}
.service-card-image{background:#f4f7fb;object-position:center}
.service-index-card{min-height:290px!important}
.service-index-grid{align-items:stretch}
.service-hero{min-height:520px;padding:82px 0}
.service-hero h1{font-size:clamp(48px,5.6vw,72px)}
.service-hero img{aspect-ratio:16/10;object-fit:cover;background:#f4f7fb}
.case-card .case-cover{background-image:none;background-color:#edf3fb}
.case-card .real-shot{background-size:cover;background-position:top center}
.case-card .real-shot:before{content:"真实官网截图";left:18px;bottom:16px;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.88);color:#1769ff;letter-spacing:.04em;font-size:11px;backdrop-filter:blur(10px)}
.case-placeholder{display:grid;place-items:center;text-align:center;color:#6e6e73;background:linear-gradient(145deg,#edf5ff,#faf7ff)!important}
.case-placeholder:before{display:none}
.text-case{min-height:260px;border-top:3px solid #1769ff}
.text-case .case-body{height:100%;display:flex;flex-direction:column}
.text-case .case-body span{margin-top:auto;color:#1769ff;font-weight:700}
.case-browser-mock{aspect-ratio:16/10;border:1px solid #dce6f2;border-radius:28px;background:linear-gradient(145deg,#fff,#edf5ff);box-shadow:0 18px 60px rgba(64,86,116,.1);display:grid;place-items:center;position:relative;color:#1769ff;font-size:24px}
.case-browser-mock span{position:absolute;left:22px;right:22px;top:22px;height:18px;border-radius:999px;background:linear-gradient(90deg,#ff6b6b 0 8px,transparent 8px 15px,#ffd166 15px 23px,transparent 23px 30px,#57cc99 30px 38px,transparent 38px)}
.delivery-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:start;background:#fff;border-radius:30px;padding:55px;box-shadow:0 16px 50px rgba(62,86,120,.08)}
.delivery-panel h2{font-size:clamp(36px,4.4vw,56px);line-height:1.08;letter-spacing:-.04em;margin:16px 0 0}
.delivery-panel .check-list{margin:0}
@media(max-width:900px){.hero{min-height:720px;padding-bottom:385px}.delivery-panel{grid-template-columns:1fr;gap:25px;padding:36px}.service-hero{min-height:auto}}
@media(max-width:600px){.hero{min-height:620px;padding:68px 0 285px}.hero h1{font-size:44px}.hero-copy>p{font-size:17px}.case-browser-mock{font-size:18px}}
.editable-content{max-width:100%;font-size:18px;line-height:1.8}
.editable-content>h2{font-size:clamp(34px,4vw,52px);letter-spacing:-.035em}
.editable-content img{border-radius:24px;box-shadow:0 15px 45px rgba(55,78,110,.1)}
.editable-content .wp-block-columns{gap:30px}