:root{--navy:#06172d;--navy2:#09264b;--deep:#031020;--gold:#d9a441;--gold2:#ffcf67;--text:#10243f;--muted:#647083;--line:#e8edf4;--soft:#f5f8fc;--radius:18px;--shadow:0 18px 45px rgba(4,18,38,.14)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.75}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(1180px,92vw);margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(4,17,34,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}.header-inner{height:74px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px;min-width:230px;color:#fff}.brand img{width:44px;height:44px}.brand strong{display:block;font-size:22px;color:var(--gold2);line-height:1}.brand em{display:block;font-style:normal;font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:rgba(255,255,255,.75);margin-top:5px}.nav{display:flex;gap:4px;align-items:center;justify-content:center;flex:1}.nav a{padding:23px 14px;color:#fff;font-weight:800;position:relative;white-space:nowrap}.nav a.active,.nav a:hover{color:var(--gold2)}.nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:14px;height:3px;background:var(--gold2);border-radius:99px}.header-cta{background:linear-gradient(135deg,#ffda78,#d99a35);color:#06172d;font-weight:900;padding:11px 22px;border-radius:999px;box-shadow:0 8px 18px rgba(217,164,65,.25);white-space:nowrap}.menu-btn{display:none;background:transparent;border:0;color:#fff;font-size:28px;margin-left:auto}.hero{background:linear-gradient(135deg,#06172d 0%,#09264b 58%,#071a33 100%);color:#fff;overflow:hidden;position:relative}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 70% 12%,rgba(255,207,103,.18),transparent 28%),linear-gradient(180deg,rgba(255,255,255,.04),transparent);pointer-events:none}.hero-wrap{position:relative;z-index:1;display:grid;grid-template-columns:.88fr 1.12fr;gap:42px;align-items:center;min-height:610px;padding:56px 0 92px}.eyebrow{color:var(--gold2);font-size:15px;font-weight:900;letter-spacing:.12em;margin-bottom:14px;text-transform:uppercase}.hero h1{font-size:58px;line-height:1.12;margin:0 0 18px;letter-spacing:-.03em}.hero h1 b{color:var(--gold2);font-weight:900}.hero p{font-size:19px;color:rgba(255,255,255,.84);max-width:620px;margin:0 0 28px}.btns{display:flex;gap:16px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:13px 24px;border-radius:12px;font-weight:900;transition:.2s}.btn-primary{background:linear-gradient(135deg,#ffda78,#d99a35);color:#06172d;box-shadow:0 10px 22px rgba(217,164,65,.25)}.btn-outline{border:1px solid rgba(255,207,103,.72);color:#fff;background:rgba(255,255,255,.04)}.hero-media{position:relative}.hero-media .main-photo{width:100%;height:430px;object-fit:cover;border-radius:28px;border:1px solid rgba(255,207,103,.34);box-shadow:0 28px 80px rgba(0,0,0,.38)}.hero-media:after{content:"";position:absolute;inset:auto 8% -36px 8%;height:70px;background:linear-gradient(90deg,transparent,rgba(255,207,103,.32),transparent);filter:blur(26px)}.hero-mini{position:absolute;left:-22px;bottom:-26px;right:24px;display:grid;grid-template-columns:1fr 1fr;gap:12px}.hero-mini div{background:rgba(255,255,255,.94);color:#10243f;border-radius:16px;padding:14px 16px;box-shadow:0 16px 32px rgba(0,0,0,.18);border:1px solid rgba(255,255,255,.6)}.hero-mini strong{display:block;color:#06172d;font-size:16px}.hero-mini span{font-size:12px;color:#5f6d80}.quick-panel{margin-top:-52px;position:relative;z-index:3}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.quick-card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden}.quick-card img{height:130px;width:100%;object-fit:cover}.quick-card .pad{padding:18px}.quick-card h3{font-size:22px;margin:0 0 6px}.quick-card p{font-size:14px;color:var(--muted);margin:0 0 10px}.quick-card a{font-weight:900;color:#0a2c55}.section{padding:72px 0}.section-soft{background:var(--soft)}.section-dark{background:linear-gradient(135deg,#04101e,#082348);color:#fff}.section-head{text-align:center;max-width:820px;margin:0 auto 34px}.kicker{color:var(--gold);font-weight:900;font-size:14px;letter-spacing:.08em;margin-bottom:8px}.section h2{font-size:38px;line-height:1.22;margin:0 0 12px;color:#0b1d35}.section-dark h2{color:#fff}.section-head p,.lead{color:var(--muted);margin:0;font-size:17px}.section-dark p{color:rgba(255,255,255,.78)}.mosaic{display:grid;grid-template-columns:1.3fr .7fr .85fr;gap:16px}.tile{position:relative;border-radius:20px;overflow:hidden;min-height:210px;box-shadow:var(--shadow);background:#000}.tile.big{min-height:460px}.tile img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.tile:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(3,16,32,.82))}.tile .txt{position:absolute;z-index:2;left:22px;right:22px;bottom:20px;color:#fff}.tile h3{font-size:26px;line-height:1.2;margin:0 0 4px;color:#fff}.tile p{margin:0;color:rgba(255,255,255,.78);font-size:14px}.stack{display:grid;gap:16px}.info-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:20px}.info{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 8px 24px rgba(8,25,50,.06)}.info strong{font-size:19px;color:#0a2c55}.info p{font-size:14px;color:var(--muted);margin:6px 0 0}.about-card{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:24px;overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.about-content{padding:46px}.about-content p{color:#4c596b}.about-visual img{width:100%;height:100%;object-fit:cover}.feature-list{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:24px 0}.feature-item{font-weight:800;font-size:14px;color:#19314f;background:#f5f8fc;border:1px solid #e6edf5;border-radius:12px;padding:12px}.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 28px rgba(8,25,50,.08);overflow:hidden}.service-card img{width:100%;height:185px;object-fit:cover}.service-card .pad{padding:20px}.service-card h3{font-size:20px;margin:0 0 8px;color:#0d2543}.service-card p{font-size:14px;color:var(--muted);margin:0 0 14px}.text-link{font-weight:900;color:#0b376a}.badge-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.badge{border:1px solid rgba(242,197,107,.36);background:rgba(255,255,255,.04);border-radius:16px;padding:24px;text-align:center}.badge strong{display:block;font-size:28px;color:var(--gold2)}.cta-band{border-radius:24px;padding:34px;background:linear-gradient(90deg,rgba(6,23,46,.96),rgba(11,36,69,.72)),url('../images/city-night.webp') center/cover no-repeat;color:#fff;display:flex;justify-content:space-between;gap:20px;align-items:center;box-shadow:var(--shadow)}.cta-band h2{color:#fff;font-size:30px;margin:0 0 6px}.cta-band p{margin:0;color:rgba(255,255,255,.76)}.footer{background:#06101e;color:rgba(255,255,255,.72);padding:32px 0 96px}.footer-inner{display:flex;justify-content:space-between;gap:20px;align-items:center}.footer strong{color:var(--gold2)}.footer nav{display:flex;gap:18px;flex-wrap:wrap}.page-hero{color:#fff;padding:74px 0;background:linear-gradient(90deg,rgba(5,17,34,.92),rgba(9,39,76,.58)),url('../images/page-cover.webp') center/cover no-repeat}.breadcrumb{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:16px}.page-hero h1{font-size:44px;line-height:1.18;margin:0 0 12px}.page-hero p{max-width:760px;font-size:18px;color:rgba(255,255,255,.86);margin:0}.content-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px}.article,.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 28px rgba(8,25,50,.06);padding:30px}.article h2{font-size:30px;margin:0 0 14px;color:#0b1d35}.article h3{font-size:22px;margin:28px 0 10px;color:#0d2a4d}.article p,.article li{color:#4d5b6d}.article-cover{width:100%;height:330px;object-fit:cover;border-radius:18px;margin-bottom:24px}.side-card{position:sticky;top:94px}.side-card h3{margin:0 0 12px;font-size:22px}.side-links{display:grid;gap:10px}.side-links a{padding:12px 14px;border-radius:10px;background:#f4f7fb;color:#173455;font-weight:800}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0}.step{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fafcff}.num{width:34px;height:34px;border-radius:50%;background:#0b2445;color:var(--gold2);display:grid;place-items:center;font-weight:900;margin-bottom:10px}.faq{display:grid;gap:12px}.faq details{border:1px solid var(--line);border-radius:14px;background:#fbfdff;padding:16px}.faq summary{font-weight:800;cursor:pointer;color:#102945}.contact-box{display:grid;grid-template-columns:1.3fr .7fr;gap:20px;align-items:center;background:linear-gradient(135deg,#081a33,#0c315f);color:#fff;border-radius:18px;padding:26px;margin-top:24px}.contact-box h3{color:#fff;margin:0 0 8px}.contact-box p{color:rgba(255,255,255,.78);margin:0}.float-tools{position:fixed;right:18px;top:38%;z-index:80;display:grid;gap:8px}.float-tools a{width:76px;min-height:66px;border-radius:14px;background:#fff;color:#7a4d12;border:1px solid #ead6ae;box-shadow:0 10px 24px rgba(0,0,0,.18);display:grid;place-items:center;text-align:center;font-size:20px;font-weight:800;padding:8px}.float-tools span{font-size:12px;display:block}.float-tools a:first-child{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#08182b}.bottom-consult{position:fixed;left:0;right:0;bottom:0;z-index:90;background:rgba(5,17,34,.96);color:#fff;border-top:1px solid rgba(242,197,107,.24)}.bottom-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:14px}.bottom-inner strong{font-size:20px}.bottom-inner span{color:rgba(255,255,255,.68);font-size:13px}@media(max-width:1000px){.header-cta{display:none}.menu-btn{display:block}.nav{position:absolute;left:0;right:0;top:74px;background:#06172e;display:none;padding:8px 4vw 18px;grid-template-columns:repeat(2,1fr);gap:8px}.nav.open{display:grid}.nav a{padding:12px;border:1px solid rgba(255,255,255,.08);border-radius:10px;text-align:center}.hero-wrap{grid-template-columns:1fr;min-height:auto;padding:48px 0 96px}.hero-media .main-photo{height:360px}.hero-mini{left:18px;right:18px}.quick-grid,.services-grid{grid-template-columns:repeat(2,1fr)}.mosaic{grid-template-columns:1fr}.stack{grid-template-columns:1fr 1fr}.about-card,.content-wrap{grid-template-columns:1fr}.feature-list,.badge-row,.flow,.info-row{grid-template-columns:repeat(2,1fr)}.side-card{position:static}.float-tools{display:none}}@media(max-width:640px){body{padding-bottom:74px}.container{width:94vw}.header-inner{height:62px}.brand{min-width:0}.brand img{width:36px}.brand strong{font-size:17px}.brand em{font-size:10px}.nav{top:62px}.hero-wrap{padding:36px 0 84px;gap:22px}.eyebrow{font-size:12px}.hero h1{font-size:35px}.hero p{font-size:15px}.btn{width:100%}.hero-media .main-photo{height:260px;border-radius:20px}.hero-mini{display:none}.quick-panel{margin-top:-44px}.quick-grid{grid-template-columns:1fr 1fr;gap:10px}.quick-card img{height:92px}.quick-card .pad{padding:12px}.quick-card h3{font-size:17px}.quick-card p{display:none}.quick-card a{font-size:12px}.section{padding:48px 0}.section h2{font-size:28px}.mosaic{gap:12px}.stack{grid-template-columns:1fr;gap:12px}.tile,.tile.big{min-height:220px}.tile h3{font-size:22px}.info-row,.services-grid,.feature-list,.badge-row,.flow,.contact-box{grid-template-columns:1fr}.about-content{padding:26px}.article-cover{height:210px}.cta-band,.footer-inner{display:block;text-align:center}.cta-band .btn{margin-top:18px}.footer nav{justify-content:center;margin-top:16px}.page-hero{padding:44px 0}.page-hero h1{font-size:32px}.article,.side-card{padding:22px}.bottom-inner{height:66px}.bottom-inner strong{font-size:16px;display:block;line-height:1.2}.bottom-inner span{display:none}.bottom-inner .btn{width:auto;min-width:142px;padding:11px 16px}}


/* ===== V5 修正：首页封面改为整屏背景，不再做右侧图片卡片 ===== */
.hero{
  background:
    linear-gradient(90deg,rgba(3,13,28,.96) 0%,rgba(5,20,42,.90) 26%,rgba(5,20,42,.46) 55%,rgba(5,20,42,.12) 100%),
    url('../images/hero-city.webp') center center/cover no-repeat !important;
  color:#fff;
  min-height:590px;
}
.hero:before{
  background:
    linear-gradient(180deg,rgba(4,16,31,.20) 0%,rgba(4,16,31,.08) 56%,rgba(4,16,31,.88) 100%) !important;
}
.hero-wrap{
  display:block !important;
  min-height:590px !important;
  padding:96px 0 140px !important;
}
.hero-copy{
  max-width:680px;
  position:relative;
  z-index:2;
}
.hero h1{
  font-size:64px !important;
  line-height:1.12 !important;
  margin-bottom:18px !important;
  text-shadow:0 4px 18px rgba(0,0,0,.35);
}
.hero p{
  max-width:650px !important;
  text-shadow:0 2px 12px rgba(0,0,0,.40);
}
.hero-media{
  display:none !important;
}
.quick-panel{
  margin-top:-86px !important;
}
.quick-grid{
  position:relative;
  z-index:5;
}
.quick-card{
  display:grid;
  grid-template-columns:1fr 138px;
  align-items:center;
  min-height:118px;
}
.quick-card img{
  order:2;
  width:138px !important;
  height:88px !important;
  margin:14px 14px 14px 0;
  border-radius:12px;
}
.quick-card .pad{
  order:1;
}
.quick-card .pad a{
  font-size:0;
}
.quick-card .pad a:after{
  content:"→";
  font-size:22px;
  color:#8a5a14;
}

@media(max-width:1000px){
  .hero{
    background:
      linear-gradient(90deg,rgba(3,13,28,.96) 0%,rgba(5,20,42,.82) 48%,rgba(5,20,42,.30) 100%),
      url('../images/hero-city.webp') 62% center/cover no-repeat !important;
  }
  .hero-wrap{
    min-height:520px !important;
    padding:72px 0 122px !important;
  }
  .hero-copy{
    max-width:620px;
  }
  .hero h1{
    font-size:52px !important;
  }
}

@media(max-width:640px){
  .hero{
    min-height:560px;
    background:
      linear-gradient(90deg,rgba(3,13,28,.98) 0%,rgba(5,20,42,.86) 58%,rgba(5,20,42,.35) 100%),
      url('../images/hero-city.webp') 64% center/cover no-repeat !important;
  }
  .hero-wrap{
    min-height:560px !important;
    padding:54px 0 118px !important;
  }
  .hero h1{
    font-size:40px !important;
  }
  .hero p{
    font-size:15px !important;
  }
  .quick-panel{
    margin-top:-62px !important;
  }
  .quick-grid{
    grid-template-columns:1fr !important;
  }
  .quick-card{
    grid-template-columns:1fr 116px;
    min-height:104px;
  }
  .quick-card img{
    width:116px !important;
    height:76px !important;
  }
  .quick-card p{
    display:block !important;
    font-size:12px;
    line-height:1.5;
  }
}