/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);font-size:16px;color:#1a1a1a;background:#fff;-webkit-font-smoothing:antialiased}
ul,ol,li{list-style:none}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block;border:none}
input,button,textarea,select{font-family:inherit;outline:none}

:root{
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --blue:#184DC4;
  --blue-l:#3D70E8;
  --blue-bg:#EEF2FC;
  --dark:#0D0D0D;
  --text:#1a1a1a;
  --text-2:#555;
  --text-3:#999;
  --cream:#F5F5F5;
  --cream-d:#E8E8E8;
  --border:rgba(0,0,0,.08);
  --sh:0 4px 30px rgba(0,0,0,.06);
  --sh-m:0 10px 50px rgba(0,0,0,.10);
  --sh-l:0 20px 70px rgba(0,0,0,.14);
  --r:20px;
  --r-s:12px;
  --tr:all .35s cubic-bezier(.4,0,.2,1);
  --w:min(1920px,94vw);
  --w-pad:clamp(18px,2.5vw,60px);
}

/* ===== LAYOUT ===== */
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--w-pad);width:100%;box-sizing:border-box}
.sec{padding:100px 0}
.sec-cream{background:var(--cream)}
.tc{text-align:center}

/* ===== UNIFIED HEADING (sh2) ===== */
.sh2{margin-bottom:56px}
.sh2-zh{font-size:38px;font-weight:900;color:var(--dark);line-height:1.2;letter-spacing:-.5px;margin-top:0;margin-bottom:14px;display:block}
.sh2-stripe{height:14px;width:180px;background:repeating-linear-gradient(62deg,var(--dark) 0,var(--dark) 3px,transparent 3px,transparent 10px);opacity:.18;border-radius:2px;margin-bottom:18px}
.sh2-desc{font-size:14px;color:var(--text-2);line-height:2.1;max-width:min(760px,90%)}
.sh2-zh-w{color:rgba(255,255,255,.9)}
.sh2-stripe-w{background:repeating-linear-gradient(62deg,#fff 0,#fff 3px,transparent 3px,transparent 10px);opacity:.35}
.sh2-desc-w{color:rgba(255,255,255,.68)}
.sh2-tc .sh2-stripe{margin-left:auto;margin-right:auto}
.sh2-tc .sh2-desc{margin-left:auto;margin-right:auto}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 32px;border-radius:50px;font-size:16px;font-weight:600;cursor:pointer;border:none;transition:var(--tr);white-space:nowrap;position:relative;overflow:hidden}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 8px 28px rgba(24,77,196,.36)}
.btn-blue:hover{background:#1240ad;transform:translateY(-3px);box-shadow:0 14px 40px rgba(24,77,196,.48)}
.btn-line{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn-line:hover{background:var(--blue);color:#fff;transform:translateY(-2px);box-shadow:0 8px 28px rgba(24,77,196,.3)}
.btn::after{content:"";position:absolute;inset:0;background:rgba(255,255,255,.22);border-radius:inherit;transform:scale(0);opacity:0;transition:transform .4s,opacity .4s}
.btn:active::after{transform:scale(1.5);opacity:0;transition:none}

/* ===== HEADER ===== */
.site-hd{position:fixed;top:0;left:0;right:0;z-index:999;background:transparent;border-bottom:1px solid transparent;transition:background .35s ease,border-color .35s ease}
.site-hd.scrolled{background:rgba(255,255,255,.97);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom-color:var(--border)}
.site-hd:not(.scrolled) .logo-img{filter:brightness(0) invert(1)}
.site-hd:not(.scrolled) .site-nav ul li a{color:rgba(255,255,255,.82)}
.site-hd:not(.scrolled) .site-nav ul li a:hover,.site-hd:not(.scrolled) .site-nav ul li.on a{color:#fff}
.site-hd:not(.scrolled) .site-nav ul li a::after{background:rgba(255,255,255,.7)}
.site-hd:not(.scrolled) .hd-tel{color:rgba(255,255,255,.72)}
.site-hd:not(.scrolled) .hd-tel b{color:#fff}
.site-hd:not(.scrolled) .menu-btn span{background:#fff}
.hd-inner{display:flex;align-items:center;height:70px;max-width:var(--w);width:100%;margin:0 auto;padding:0 var(--w-pad);gap:32px;box-sizing:border-box}
.logo-img{display:block;max-height:40px;width:auto}
.site-nav ul{display:flex;align-items:center}
.site-nav ul li a{display:block;padding:8px 14px;font-size:14px;font-weight:500;color:var(--text-2);border-radius:8px;transition:var(--tr);position:relative}
.site-nav ul li a:hover,.site-nav ul li.on a{color:var(--blue)}
.site-nav ul li.on a{font-weight:700}
.site-nav ul li a::after{content:"";position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:0;height:1.5px;background:var(--blue);border-radius:2px;transition:width .25s}
.site-nav ul li a:hover::after,.site-nav ul li.on a::after{width:55%}
.has-drop{position:relative}
.nav-drop{display:block!important;position:absolute;top:calc(100% + 2px);left:50%;transform:translateX(-50%);background:#fff;border-radius:14px;box-shadow:0 12px 50px rgba(0,0,0,.14);min-width:152px;padding:8px 0;opacity:0;pointer-events:none;transition:var(--tr);border:1px solid var(--border);white-space:nowrap;z-index:100}
.has-drop:hover .nav-drop{opacity:1;pointer-events:all;transform:translateX(-50%) translateY(0)}.has-drop::after{content:"";position:absolute;bottom:-8px;left:0;width:100%;height:8px}
.nav-drop li a{display:block;padding:11px 22px;font-size:14px;color:var(--text-2);transition:var(--tr);border-radius:0}
.nav-drop li a:hover{background:var(--blue-bg);color:var(--blue)}
.nav-drop li a::after{display:none!important}
.site-hd:not(.scrolled) .nav-drop{background:rgba(10,18,50,.96);border-color:rgba(255,255,255,.1)}
.site-hd:not(.scrolled) .nav-drop li a{color:rgba(255,255,255,.72)}
.site-hd:not(.scrolled) .nav-drop li a:hover{background:rgba(255,255,255,.08);color:#fff}
/* 小程序开发下拉 */
.has-miniapp-drop .nav-drop--miniapp{min-width:252px;padding:8px 0 10px;white-space:normal}
.has-miniapp-drop .nav-drop--miniapp .nav-drop-overview-li a{font-weight:700;color:var(--blue)}
.site-hd:not(.scrolled) .has-miniapp-drop .nav-drop--miniapp .nav-drop-overview-li a{color:#fff}
.nav-drop--miniapp .nav-drop-sep{height:1px;margin:8px 16px;background:var(--border);list-style:none;padding:0}
.site-hd:not(.scrolled) .nav-drop--miniapp .nav-drop-sep{background:rgba(255,255,255,.15)}
.nav-drop--miniapp .nav-drop-label{padding:6px 22px 4px;font-size:12px;font-weight:700;color:#184DC4;letter-spacing:.5px;list-style:none;pointer-events:none;line-height:1.4}
.site-hd.scrolled .nav-drop--miniapp .nav-drop-label{color:#184DC4}
.site-hd:not(.scrolled) .nav-drop--miniapp .nav-drop-label{color:rgba(255,255,255,.9)}
.nav-drop--miniapp .nav-drop-dot{display:inline-block;width:1em;margin-right:2px;color:rgba(24,77,196,.75);font-weight:700}
.site-hd:not(.scrolled) .nav-drop--miniapp .nav-drop-dot{color:rgba(255,255,255,.65)}
.nav-drop--miniapp li.on>a{color:var(--blue);font-weight:600}
.site-hd:not(.scrolled) .nav-drop--miniapp li.on>a{color:#fff;background:rgba(255,255,255,.08)}
/* 移动端全屏导航见 mob-nav.css */
.hd-right{display:flex;align-items:center;gap:16px;flex-shrink:0;margin-left:auto}
.hd-tel{font-size:14px;color:var(--text-2);white-space:nowrap}
.hd-tel b{color:var(--dark);font-weight:700}
.menu-btn{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}
.menu-btn span{display:block;width:22px;height:1.5px;background:var(--dark);border-radius:2px;transition:var(--tr)}
.menu-btn.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.menu-btn.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.menu-btn.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:998;backdrop-filter:blur(3px)}
.nav-overlay.active{display:block}

/* ===== PAGE HERO ===== */
.page-hero{position:relative;height:480px;overflow:hidden;display:flex;align-items:center}
.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-hero-ov{position:absolute;inset:0;background:linear-gradient(to right,rgba(5,10,28,.78) 0%,rgba(5,10,28,.5) 55%,rgba(5,10,28,.2) 100%)}
.page-hero-body{position:relative;z-index:2;width:100%;max-width:var(--w);margin:0 auto;padding:70px var(--w-pad) 0;box-sizing:border-box}
.page-hero-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:20px}
.page-hero-crumb a{color:rgba(255,255,255,.55);transition:color .2s}
.page-hero-crumb a:hover{color:#fff}
.page-hero-title{font-size:54px;font-weight:900;color:#fff;line-height:1.12;letter-spacing:-1px;margin-bottom:14px;text-shadow:0 4px 24px rgba(0,0,0,.15)}
.page-hero-sub{font-size:16px;color:rgba(255,255,255,.72);line-height:1.8;max-width:min(680px,52vw)}
@keyframes hfu{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
.page-hero-crumb{animation:hfu .7s ease .1s both}
.page-hero-title{animation:hfu .7s ease .25s both}
.page-hero-sub{animation:hfu .7s ease .42s both}

/* ===== STATS BAR ===== */
.stats-bar{background:var(--blue);padding:32px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{text-align:center;position:relative}
.stat-item+.stat-item::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);height:40px;width:1px;background:rgba(255,255,255,.2)}
.stat-num{font-size:38px;font-weight:900;color:#fff;line-height:1;letter-spacing:-1px}
.stat-num sup{font-size:18px;vertical-align:super;line-height:0}
.stat-label{font-size:13px;color:rgba(255,255,255,.72);margin-top:6px}

/* ===== FILTER TABS ===== */
.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:40px}
.filter-btn{padding:10px 24px;border-radius:50px;font-size:14px;font-weight:500;cursor:pointer;transition:var(--tr);border:1.5px solid var(--border);background:#fff;color:var(--text-2)}
.filter-btn:hover{border-color:var(--blue);color:var(--blue)}
.filter-btn.active{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 6px 20px rgba(24,77,196,.3)}

/* ===== CASE GRID ===== */
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.case-card{border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);border:1px solid var(--border);background:#fff;transition:var(--tr);cursor:pointer}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--sh-l);border-color:transparent}
.case-card[data-cat].hidden{display:none}
.case-img{position:relative;overflow:hidden;aspect-ratio:720/450}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.case-card:hover .case-img img{transform:scale(1.06)}
.case-img-ov{position:absolute;inset:0;background:linear-gradient(to top,rgba(13,13,13,.6),transparent 55%);opacity:0;transition:var(--tr);display:flex;align-items:flex-end;padding:18px}
.case-card:hover .case-img-ov{opacity:1}
.case-view{color:#fff;font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px}
.case-body{padding:20px 22px}
.case-cat{display:inline-block;padding:3px 10px;background:var(--blue-bg);color:var(--blue);border-radius:50px;font-size:11px;font-weight:600;margin-bottom:10px}
.case-title{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:8px;line-height:1.4}
.case-desc{font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:14px}
.case-desc{
  overflow:hidden;
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  line-clamp:2;
}
.case-tags{display:flex;flex-wrap:wrap;gap:6px}
.case-tag{font-size:11px;padding:3px 9px;background:var(--cream);color:var(--text-2);border-radius:50px;border:1px solid var(--border)}

/* ===== PAGINATION ===== */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:48px}
.page-btn{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;cursor:pointer;transition:var(--tr);border:1.5px solid var(--border);background:#fff;color:var(--text-2)}
.page-btn:hover{border-color:var(--blue);color:var(--blue)}
.page-btn.active{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 4px 14px rgba(24,77,196,.3)}
.page-btn.dots{border:none;cursor:default;background:none}
.page-btn.dots:hover{color:var(--text-3);border:none}

/* ===== QUOTE / CTA ===== */
.quote-sec{background:linear-gradient(rgba(20,56,180,.88),rgba(14,40,136,.92)),url(/img/comp.png) center/cover no-repeat;padding:100px 0;position:relative;overflow:hidden}
.quote-sec::before{content:"";position:absolute;top:-180px;right:-180px;width:600px;height:600px;border-radius:50%;background:rgba(255,255,255,.07);filter:blur(80px);pointer-events:none}
.quote-sec::after{content:"";position:absolute;bottom:-120px;left:-60px;width:400px;height:400px;border-radius:50%;background:rgba(0,0,0,.12);filter:blur(70px);pointer-events:none}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;position:relative;z-index:1}
.q-left h2{font-size:38px;font-weight:900;color:#fff;line-height:1.25;margin-bottom:18px}
.q-left p{font-size:16px;color:rgba(255,255,255,.82);line-height:2;margin-bottom:28px}
.q-tel-lbl{font-size:11px;color:rgba(255,255,255,.5);letter-spacing:2px;margin-bottom:6px}
.q-tel{font-size:32px;font-weight:900;color:#fff;letter-spacing:2px}
.q-card{background:rgba(255,255,255,.97);border-radius:var(--r);padding:36px}
.q-card-h{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:22px;line-height:1.4}
.q-checks{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.q-chk{display:inline-flex;align-items:center;gap:7px;padding:7px 16px;border:1.5px solid var(--border);border-radius:50px;font-size:13px;font-weight:500;color:var(--text-2);cursor:pointer;transition:var(--tr)}
.q-chk:hover{border-color:var(--blue);color:var(--blue)}
.q-chk input{accent-color:var(--blue)}
.q-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.q-field label{display:block;font-size:12px;font-weight:600;color:var(--text-2);margin-bottom:7px}
.q-input{width:100%;padding:12px 15px;border:1.5px solid var(--border);border-radius:10px;font-size:14px;color:var(--text);background:#fff;transition:var(--tr)}
.q-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(24,77,196,.1)}
.q-captcha-row{display:flex;gap:10px;margin-bottom:18px;align-items:flex-end}
.q-captcha-row .q-field{flex:1;margin:0}
.q-captcha-box{display:flex;gap:8px;align-items:center;flex-shrink:0}
.captcha-img{height:44px;border-radius:10px;overflow:hidden;border:1.5px solid var(--border);display:flex;align-items:center;cursor:pointer;background:linear-gradient(135deg,#e8effc,#c7d7fb);min-width:110px;user-select:none;position:relative}
.captcha-img canvas{display:block}
.captcha-refresh{font-size:12px;color:rgba(255,255,255,.75);cursor:pointer;white-space:nowrap;font-weight:500;transition:color .2s}
.captcha-refresh:hover{color:#fff}
.q-submit{width:100%;padding:14px;background:var(--dark);color:#fff;border:none;border-radius:50px;font-size:16px;font-weight:700;letter-spacing:2px;cursor:pointer;transition:var(--tr)}
.q-submit:hover{background:#222;transform:translateY(-2px)}

/* ===== FLOAT ===== */
.side-float{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:998;display:flex;flex-direction:column;gap:12px}
.side-btn{width:66px;height:66px;border-radius:16px;background:#fff;box-shadow:0 4px 24px rgba(0,0,0,.12);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;transition:var(--tr);position:relative;color:var(--dark);font-size:28px;border:1px solid var(--border)}
.side-btn:hover{background:var(--blue);color:#fff;transform:translateX(-5px);box-shadow:0 10px 30px rgba(24,77,196,.38);border-color:transparent}
.side-btn-lbl{font-size:10px;font-weight:600;line-height:1;letter-spacing:.3px}
.side-drop{position:absolute;right:78px;top:50%;transform:translateY(-50%);background:#fff;border-radius:var(--r);padding:18px 20px;box-shadow:var(--sh-l);min-width:210px;opacity:0;pointer-events:none;transition:var(--tr);white-space:nowrap;border:1px solid var(--border)}
.side-btn:hover .side-drop{opacity:1;pointer-events:all;transform:translateY(-50%) translateX(-5px)}
.side-drop-tel{font-size:19px;font-weight:800;color:var(--blue);margin-bottom:6px}
.side-drop-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}
.side-drop-tag{font-size:11px;padding:3px 9px;background:var(--blue-bg);color:var(--blue);border-radius:50px;font-weight:500}
@keyframes sfIn{from{opacity:0;transform:translateY(-50%) translateX(30px)}to{opacity:1;transform:translateY(-50%) translateX(0)}}
.side-float{animation:sfIn .6s ease .8s both}

/* ===== FOOTER ===== */
.site-ft{background:var(--dark);color:rgba(255,255,255,.5)}
.ft-top{display:flex;align-items:center;justify-content:space-between;padding:34px var(--w-pad);border-bottom:1px solid rgba(255,255,255,.07);flex-wrap:wrap;gap:16px;max-width:var(--w);margin:0 auto;width:100%;box-sizing:border-box}
.ft-brand h4{font-size:17px;font-weight:700;color:#fff}
.ft-brand p{font-size:13px;color:rgba(255,255,255,.38);margin-top:3px}
.ft-nav{display:flex;gap:2px;flex-wrap:wrap}
.ft-nav a{padding:6px 12px;border-radius:6px;font-size:14px;color:rgba(255,255,255,.48);transition:var(--tr)}
.ft-nav a:hover{color:#fff;background:rgba(255,255,255,.07)}
.ft-main{display:grid;grid-template-columns:minmax(0,1.15fr) repeat(3,minmax(0,1fr));gap:clamp(14px,2.5vw,48px);padding:50px var(--w-pad);border-bottom:1px solid rgba(255,255,255,.07);max-width:var(--w);margin:0 auto;width:100%;box-sizing:border-box}
.ft-main > div{min-width:0}
.ft-col-t{font-size:14px;font-weight:700;color:#fff;padding-bottom:14px;margin-bottom:18px;border-bottom:1px solid rgba(255,255,255,.07)}
.ft-tel{font-size:24px;font-weight:800;color:#fff;letter-spacing:1px;margin-bottom:8px}
.ft-addr{font-size:13px;line-height:1.9}
.ft-qr{display:flex;align-items:center;gap:14px;margin-top:22px}
.ft-qr img{width:72px;height:72px;border-radius:8px;background:#fff;padding:4px}
.ft-qr-txt{font-size:13px;line-height:1.7}
.ft-video{display:inline-flex;align-items:center;gap:7px;margin-top:16px;padding:8px 20px;background:var(--blue);color:#fff;border-radius:50px;font-size:13px;font-weight:600;transition:var(--tr)}
.ft-video:hover{background:#1240ad;transform:translateY(-2px)}
.ft-links{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
.ft-links a{font-size:14px;color:rgba(255,255,255,.62);transition:var(--tr)}
.ft-links a:hover{color:#fff;padding-left:4px}
.ft-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.ft-badges span{font-size:12px;padding:5px 12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:20px;color:rgba(255,255,255,.72);line-height:1.4}
.ft-col-desc{font-size:13px;line-height:1.75;color:rgba(255,255,255,.42);margin:0}
.ft-btm{padding:22px 60px;text-align:center}
.ft-btm a{font-size:12px;color:rgba(255,255,255,.28);margin:0 10px;transition:var(--tr)}
.ft-btm a:hover{color:rgba(255,255,255,.6)}

/* ===== MODAL ===== */
.modal-ov{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .28s ease;backdrop-filter:blur(6px)}
.modal-ov.show{opacity:1;pointer-events:all}
.modal-box{background:#fff;border-radius:var(--r);padding:38px 32px 32px;text-align:center;position:relative;box-shadow:0 30px 100px rgba(0,0,0,.3);transform:scale(.88) translateY(24px);transition:transform .32s cubic-bezier(.34,1.5,.64,1);max-width:360px;width:90%}
.modal-ov.show .modal-box{transform:scale(1) translateY(0)}
.modal-close{position:absolute;top:14px;right:14px;width:30px;height:30px;border-radius:50%;background:#f3f4f6;border:none;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#666;transition:all .2s}
.modal-close:hover{background:#e5e7eb;color:#111;transform:rotate(90deg)}
.modal-head{font-size:18px;font-weight:800;color:var(--dark);margin-bottom:22px}
.modal-qr{width:164px;height:164px;margin:0 auto 10px;border-radius:14px;box-shadow:var(--sh-m);display:block;object-fit:cover}
.modal-qr-tip{font-size:14px;color:var(--text-2);margin-bottom:18px}
.modal-or{display:flex;align-items:center;gap:10px;color:var(--text-3);font-size:12px;margin:4px 0 16px}
.modal-or::before,.modal-or::after{content:"";flex:1;height:1px;background:#e8edf5}
.modal-tel-lbl{font-size:11px;color:var(--text-3);letter-spacing:2px;margin-bottom:6px}
.modal-tel{font-size:26px;font-weight:900;color:var(--blue);letter-spacing:3px}
.modal-tel-sub{font-size:12px;color:var(--text-3);margin-top:5px}
.modal-box-video{max-width:800px;padding:20px 20px 16px;background:#0a0a0a}
.modal-box-video video{width:100%;border-radius:10px;display:block;max-height:70vh}

/* ===== ANIMATIONS ===== */
.anim{opacity:0;transform:translateY(30px);transition:opacity .65s cubic-bezier(.4,0,.2,1),transform .65s cubic-bezier(.4,0,.2,1)}
.anim.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}
.d4{transition-delay:.32s}.d5{transition-delay:.4s}.d6{transition-delay:.48s}

/* ===== RESPONSIVE ===== */
@media(max-width:1200px){
  .wrap{padding:0 32px}
  .hd-inner{padding:0 32px}
  .ft-top{padding:28px 32px}
  .ft-main{gap:36px;padding:40px 32px}
  .ft-btm{padding:18px 32px}
}
@media(max-width:1024px){
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{gap:48px}
}
@media(max-width:768px){
  .wrap{padding:0 12px}
  .sec{padding:64px 0}
  .sh2{margin-bottom:36px}
  .hd-inner{padding:0 12px}
  .page-hero{height:360px}
  .page-hero-title{font-size:36px}
  .page-hero-body{padding:70px 12px 0}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .stat-item+.stat-item::before{display:none}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr;gap:36px}
  .q-fields{grid-template-columns:1fr}
  .ft-top{flex-direction:column;align-items:flex-start;padding:24px 20px}
  .ft-btm{padding:16px 20px}
  .site-nav{display:none}
  .menu-btn{display:flex}
  .hd-right .btn{display:none}
  .hd-right .hd-tel{display:none}
  .side-float{right:10px}
  .side-btn{width:52px;height:52px;border-radius:12px;font-size:22px}
  .side-drop{display:none}
}
@media(max-width:480px){
  .case-grid{grid-template-columns:1fr}
  .q-captcha-row{flex-direction:column;align-items:flex-start;gap:10px}
  .q-captcha-box{justify-content:flex-start;align-items:center;width:100%}
  .filter-bar{gap:7px}
  .filter-btn{padding:8px 16px;font-size:13px}
}

/* 案例列表页：主内容默认可见，避免移动端首屏空白 */
.sec.cases-page .anim,
.sec.cases-page .sh2,
.sec.cases-page .filter-bar,
.sec.cases-page .case-card,
.sec.cases-page .pagination {
  opacity: 1 !important;
  transform: none !important;
}

/* 案例列表页：一行 4 个，图片 720×450 比例 */
.sec.cases-page .case-grid {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 1200px) and (min-width: 769px) {
  .sec.cases-page .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== 案例列表页 · 移动端优化 ===== */
@media (max-width: 768px) {
  .page-hero--cases {
    height: 220px;
    min-height: 220px;
  }
  .page-hero--cases .page-hero-body {
    padding-top: 62px;
  }
  .page-hero--cases .page-hero-crumb {
    margin-bottom: 10px;
    font-size: 12px;
  }
  .page-hero--cases .page-hero-title {
    font-size: 24px;
    margin-bottom: 8px;
    letter-spacing: -.5px;
  }
  .page-hero--cases .page-hero-title span[style*="font-size:32px"] {
    font-size: 22px !important;
  }
  .page-hero--cases .page-hero-sub {
    font-size: 13px;
    line-height: 1.65;
    max-width: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .stats-bar {
    padding: 22px 0;
  }
  .stats-grid {
    gap: 16px 12px;
  }
  .stat-num {
    font-size: 28px;
  }
  .stat-num sup {
    font-size: 14px;
  }
  .stat-label {
    font-size: 12px;
    margin-top: 4px;
  }

  .sec.cases-page {
    padding: 44px 0 52px;
    background: #f7f8fa;
  }
  body .sec.cases-page .wrap {
    padding-left: 16px;
    padding-right: 16px;
  }
  .sec.cases-page .sh2 {
    margin-bottom: 24px;
  }
  .sec.cases-page .sh2-zh {
    font-size: 24px;
    margin-bottom: 8px;
    letter-spacing: 0;
  }
  .sec.cases-page .sh2-stripe {
    width: 110px;
    height: 10px;
    margin-bottom: 10px;
  }
  .sec.cases-page .sh2-desc {
    font-size: 13px;
    line-height: 1.7;
    max-width: none;
  }

  /* 筛选：横向滑动胶囊 */
  .sec.cases-page .filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin: 0 -16px 20px;
    padding: 2px 16px 6px;
    gap: 8px;
  }
  .sec.cases-page .filter-bar::-webkit-scrollbar {
    display: none;
  }
  .sec.cases-page .filter-btn {
    flex-shrink: 0;
    padding: 7px 16px;
    font-size: 13px;
    border-width: 1px;
    white-space: nowrap;
  }
  .sec.cases-page .filter-btn.active {
    box-shadow: 0 4px 14px rgba(24, 77, 196, .22);
  }

  /* 单列大卡片，更适合手机阅读 */
  .sec.cases-page .case-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .sec.cases-page .case-card {
    border-radius: 14px;
    box-shadow: 0 2px 14px rgba(0, 0, 0, .05);
    border-color: rgba(0, 0, 0, .06);
  }
  .sec.cases-page .case-card:hover {
    transform: none;
    box-shadow: 0 2px 14px rgba(0, 0, 0, .05);
  }
  .sec.cases-page .case-img {
    aspect-ratio: 720 / 450;
  }
  .sec.cases-page .case-card:hover .case-img img {
    transform: none;
  }
  .sec.cases-page .case-img-ov {
    opacity: 1;
    background: linear-gradient(to top, rgba(13, 13, 13, .5) 0%, transparent 55%);
    padding: 12px 14px;
  }
  .sec.cases-page .case-view {
    font-size: 12px;
  }
  .sec.cases-page .case-body {
    padding: 14px 16px 16px;
  }
  .sec.cases-page .case-cat {
    font-size: 10px;
    padding: 2px 8px;
    margin-bottom: 7px;
  }
  .sec.cases-page .case-title {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 6px;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .sec.cases-page .case-desc {
    font-size: 12px;
    line-height: 1.6;
    margin-bottom: 10px;
    -webkit-line-clamp: 2;
    color: var(--text-3);
  }
  .sec.cases-page .case-tags {
    gap: 5px;
    flex-wrap: nowrap;
    overflow: hidden;
  }
  .sec.cases-page .case-tag {
    flex-shrink: 0;
    font-size: 10px;
    padding: 2px 8px;
  }

  .sec.cases-page .pagination {
    margin-top: 28px;
    gap: 6px;
    flex-wrap: wrap;
  }
  .sec.cases-page .page-btn {
    width: 36px;
    height: 36px;
    font-size: 13px;
    border-radius: 8px;
    border-width: 1px;
  }
}

@media (max-width: 480px) {
  .page-hero--cases {
    height: 190px;
    min-height: 190px;
  }
  .page-hero--cases .page-hero-title {
    font-size: 21px;
  }
  .page-hero--cases .page-hero-sub {
    -webkit-line-clamp: 1;
  }

  .sec.cases-page .wrap {
    padding-left: 14px;
    padding-right: 14px;
  }
  body .sec.cases-page .wrap {
    padding-left: 14px;
    padding-right: 14px;
  }
  .sec.cases-page .filter-bar {
    margin-left: -14px;
    margin-right: -14px;
    padding-left: 14px;
    padding-right: 14px;
  }
  .sec.cases-page .case-grid {
    gap: 12px;
  }
  .sec.cases-page .case-body {
    padding: 12px 14px 14px;
  }
  .sec.cases-page .case-desc {
    -webkit-line-clamp: 1;
    margin-bottom: 0;
  }
  .sec.cases-page .case-tags {
    display: none;
  }
  .stat-num {
    font-size: 24px;
  }
}

/* 案例列表页：移动端版心留白（body 提高优先级以覆盖 site-common） */
@media (max-width: 992px) {
  body .wrap,
  body .hd-inner {
    padding-left: 14px;
    padding-right: 14px;
  }
}
@media (max-width: 768px) {
  body .wrap,
  body .hd-inner,
  body .page-hero-body {
    padding-left: 12px;
    padding-right: 12px;
  }
  body .ft-top,
  body .ft-btm {
    padding-left: 12px;
    padding-right: 12px;
  }
}
@media (max-width: 480px) {
  body .wrap,
  body .hd-inner,
  body .page-hero-body {
    padding-left: 10px;
    padding-right: 10px;
  }
  body .ft-top,
  body .ft-btm {
    padding-left: 10px;
    padding-right: 10px;
  }
}

@import url("/css/wide-layout.css?v=1");