/* ============================================================
   青青物业运送系统 - 官网样式
   主色：商务蓝 #1B4F91 / #2A6FC4 / #E8F1FB
   ============================================================ */
:root{
  --blue-900:#123A6B;
  --blue-800:#1B4F91;
  --blue-700:#2A6FC4;
  --blue-600:#3D84DB;
  --blue-500:#5B9CE0;
  --blue-100:#E8F1FB;
  --blue-50 :#F4F8FE;
  --orange  :#F2994A;
  --green   :#27AE60;
  --gray-900:#1F2A37;
  --gray-700:#4A5866;
  --gray-500:#7A8794;
  --gray-300:#D5DDE6;
  --gray-100:#EDF1F5;
  --gray-50 :#F7F9FB;
  --white   :#ffffff;
  --shadow-sm:0 2px 8px rgba(18,58,107,.06);
  --shadow  :0 8px 24px rgba(18,58,107,.10);
  --shadow-lg:0 16px 40px rgba(18,58,107,.14);
  --radius  :12px;
  --radius-lg:20px;
  --t       :all .28s cubic-bezier(.4,0,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  color:var(--gray-700);font-size:15px;line-height:1.75;background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-700);text-decoration:none;transition:var(--t)}
a:hover{color:var(--blue-800)}
ul{list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
section{padding:80px 0;position:relative}
@media(max-width:768px){section{padding:56px 0}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:2px solid transparent;cursor:pointer;transition:var(--t);white-space:nowrap;
}
.btn-primary{background:var(--blue-800);color:#fff;box-shadow:0 6px 18px rgba(27,79,145,.28)}
.btn-primary:hover{background:var(--blue-700);color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(27,79,145,.34)}
.btn-outline{border-color:var(--blue-800);color:var(--blue-800);background:transparent}
.btn-outline:hover{background:var(--blue-800);color:#fff}
.btn-light{background:#fff;color:var(--blue-800)}
.btn-light:hover{background:var(--blue-100);color:var(--blue-800)}
.btn-lg{padding:15px 34px;font-size:16px}
.btn-sm{padding:9px 20px;font-size:14px}
.btn .arrow{transition:transform .25s}
.btn:hover .arrow{transform:translateX(4px)}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--blue-900);color:#C7D8EE;font-size:13px;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.topbar a{color:#C7D8EE}
.topbar a:hover{color:#fff}
.topbar .left{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.topbar .left i{color:var(--blue-500);margin-right:5px}
.topbar .right{display:flex;gap:16px;align-items:center}

/* ---------- 导航 ---------- */
.header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--gray-100);box-shadow:var(--shadow-sm)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo .logo-mark{
  width:42px;height:42px;border-radius:11px;
  background:linear-gradient(135deg,var(--blue-800),var(--blue-600));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:18px;
  box-shadow:0 6px 14px rgba(27,79,145,.3);
}
.logo .logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo .logo-text b{color:var(--blue-900);font-size:17px;letter-spacing:.5px}
.logo .logo-text span{color:var(--gray-500);font-size:11px;letter-spacing:1.4px;text-transform:uppercase}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  padding:9px 15px;border-radius:9px;color:var(--gray-700);font-size:15px;font-weight:500;position:relative;
}
.nav-links a:hover{color:var(--blue-800);background:var(--blue-50)}
.nav-links a.active{color:var(--blue-800);background:var(--blue-100);font-weight:600}
.nav-cta{display:flex;gap:10px;align-items:center;flex-shrink:0}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:32px;height:32px;justify-content:center;cursor:pointer;border:none;background:none}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--blue-900);border-radius:2px;transition:var(--t)}
@media(max-width:960px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;top:0;right:-100%;width:280px;height:100vh;background:#fff;
    flex-direction:column;align-items:stretch;padding:80px 24px 30px;
    box-shadow:-10px 0 40px rgba(0,0,0,.12);transition:.35s ease;z-index:101;gap:4px;
  }
  .nav-links.open{right:0}
  .nav-links a{padding:13px 16px;border-radius:10px}
  .nav-cta{display:none}
  .mobile-cta{display:block!important;margin-top:12px}
  body.menu-open{overflow:hidden}
}
.mobile-cta{display:none}
.nav-close{display:none;position:absolute;top:20px;right:20px;font-size:26px;background:none;border:none;color:var(--gray-700);z-index:102}
@media(max-width:960px){.nav-close{display:block}}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:0;
  background:
    radial-gradient(circle at 85% 15%,rgba(91,156,224,.28),transparent 42%),
    radial-gradient(circle at 12% 88%,rgba(42,111,196,.18),transparent 40%),
    linear-gradient(135deg,#123A6B 0%,#1B4F91 45%,#2A6FC4 100%);
  color:#fff;
}
.hero .container{position:relative;z-index:2;padding-top:90px;padding-bottom:90px;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:52px 52px;
}
.hero .badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:7px 16px;border-radius:999px;font-size:13px;margin-bottom:22px;backdrop-filter:blur(4px)}
.hero .badge i{width:7px;height:7px;border-radius:50%;background:var(--orange);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.5)}}
.hero h1{font-size:44px;line-height:1.22;font-weight:800;margin-bottom:20px;letter-spacing:.5px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#7FB3F0,#A8D0FF);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .lead{font-size:17px;color:#D6E5F7;margin-bottom:30px;max-width:560px}
.hero .stats{display:flex;gap:36px;margin-bottom:34px;flex-wrap:wrap}
.hero .stats .num{font-size:34px;font-weight:800;color:#fff;line-height:1}
.hero .stats .num small{font-size:16px;font-weight:600}
.hero .stats .lab{font-size:13px;color:#AECBF0;margin-top:5px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{position:relative;z-index:2}
.phone-mockup{
  background:#fff;border-radius:28px;padding:14px;box-shadow:0 30px 80px rgba(0,0,0,.32);transform:rotate(0);
  border:1px solid rgba(255,255,255,.2);
}
.phone-mockup .screen{background:var(--blue-50);border-radius:18px;padding:20px 16px;min-height:420px;position:relative}
.phone-mockup .screen .ph-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.phone-mockup .screen .ph-top .user{display:flex;align-items:center;gap:9px}
.phone-mockup .screen .ph-top .avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--blue-800),var(--blue-600));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.phone-mockup .ph-title{font-size:18px;font-weight:800;color:var(--blue-900);margin-bottom:14px}
.ph-card{border-radius:13px;padding:14px;margin-bottom:11px;color:#fff}
.ph-card.blue{background:linear-gradient(135deg,#1B4F91,#3D84DB)}
.ph-card.orange{background:linear-gradient(135deg,#E8822E,#F2994A)}
.ph-card.green{background:linear-gradient(135deg,#1E9E56,#27AE60)}
.ph-card .ph-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.ph-card .ph-row b{font-size:15px}
.ph-card .ph-row span{font-size:12px;opacity:.9}
.ph-bar{height:7px;border-radius:99px;background:rgba(255,255,255,.3);overflow:hidden;margin-bottom:8px}
.ph-bar i{display:block;height:100%;border-radius:99px;background:#fff;width:72%}
.ph-mini{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.ph-mini .m{border-radius:13px;padding:13px;background:#fff;border:1px solid var(--gray-100)}
.ph-mini .m .t{font-size:12px;color:var(--gray-500)}
.ph-mini .m .v{font-size:20px;font-weight:800;color:var(--blue-900)}
.ph-mini .m .v small{font-size:12px;color:var(--gray-500);font-weight:500}
.float-badge{
  position:absolute;background:#fff;border-radius:14px;padding:12px 16px;box-shadow:var(--shadow-lg);
  display:flex;align-items:center;gap:11px;animation:float 4s ease-in-out infinite;
}
.float-badge .ic{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0}
.float-badge .tx b{font-size:13px;color:var(--gray-900);display:block}
.float-badge .tx span{font-size:11px;color:var(--gray-500)}
.fb-1{top:8%;left:-8%;animation-delay:0s}
.fb-2{bottom:12%;right:-6%;animation-delay:1.6s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@media(max-width:960px){
  .hero .container{grid-template-columns:1fr;padding-top:56px;padding-bottom:70px;gap:50px}
  .hero h1{font-size:33px}
  .hero-visual{max-width:400px;margin:0 auto;width:100%}
  .float-badge{display:none}
}

/* ---------- 通用区块标题 ---------- */
.section-head{text-align:center;max-width:720px;margin:0 auto 52px}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--blue-700);letter-spacing:2px;text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:34px;color:var(--gray-900);font-weight:800;line-height:1.3;margin-bottom:14px;letter-spacing:.5px}
.section-head p{font-size:16px;color:var(--gray-500)}
@media(max-width:768px){.section-head h2{font-size:26px}.section-head{margin-bottom:36px}}

/* ---------- 客户 Logo 墙 ---------- */
.logos{background:var(--gray-50);padding:44px 0}
.logos .label{text-align:center;font-size:13px;color:var(--gray-500);letter-spacing:2px;margin-bottom:26px}
.logos .row{display:flex;justify-content:center;gap:46px;flex-wrap:wrap;align-items:center}
.logo-item{
  height:52px;min-width:120px;border-radius:12px;background:#fff;border:1px solid var(--gray-100);
  display:flex;align-items:center;justify-content:center;padding:0 22px;color:var(--gray-500);
  font-weight:700;font-size:15px;letter-spacing:.5px;transition:var(--t);
}
.logo-item:hover{color:var(--blue-800);border-color:var(--blue-300);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.logo-item .dot{width:9px;height:9px;border-radius:50%;background:var(--blue-300);margin-right:8px}

/* ---------- 功能模块 ---------- */
.features{background:#fff}
.features .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feat-card{
  background:#fff;border:1px solid var(--gray-100);border-radius:var(--radius-lg);padding:34px 30px;
  transition:var(--t);position:relative;overflow:hidden;
}
.feat-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--blue-700);transform:scaleX(0);transition:var(--t);transform-origin:left}
.feat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.feat-card:hover::before{transform:scaleX(1)}
.feat-card .ic{
  width:62px;height:62px;border-radius:16px;background:var(--blue-100);color:var(--blue-800);
  display:flex;align-items:center;justify-content:center;font-size:27px;margin-bottom:20px;transition:var(--t);
}
.feat-card:hover .ic{background:var(--blue-800);color:#fff}
.feat-card h3{font-size:19px;color:var(--gray-900);font-weight:700;margin-bottom:10px}
.feat-card p{font-size:14.5px;color:var(--gray-500);margin-bottom:16px}
.feat-card ul li{font-size:14px;color:var(--gray-700);padding:4px 0 4px 18px;position:relative}
.feat-card ul li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--blue-500)}
@media(max-width:960px){.features .grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.features .grid{grid-template-columns:1fr}}

/* ---------- 流程 ---------- */
.flow{background:var(--blue-50)}
.flow .steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative}
.step{background:#fff;border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow-sm);position:relative;transition:var(--t)}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step .num{width:40px;height:40px;border-radius:50%;background:var(--blue-800);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto 14px;font-size:16px;position:relative;z-index:2}
.step h4{font-size:16px;color:var(--gray-900);margin-bottom:7px}
.step p{font-size:13.5px;color:var(--gray-500)}
.step .arrow-n{position:absolute;top:34px;right:-14px;color:var(--blue-300);font-size:20px;z-index:3}
@media(max-width:960px){.flow .steps{grid-template-columns:repeat(2,1fr)}.step .arrow-n{display:none}}
@media(max-width:600px){.flow .steps{grid-template-columns:1fr}}

/* ---------- 场景 ---------- */
.scenes{background:#fff}
.scenes .grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.scene-card{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--gray-100);transition:var(--t);
  background:#fff;display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.scene-card .thumb{
  height:170px;position:relative;display:flex;align-items:center;justify-content:center;color:#fff;font-size:46px;
}
.scene-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(0,0,0,.16))}
.scene-card .thumb span{position:relative;z-index:2}
.scene-card .body{padding:26px 28px 30px}
.scene-card .body h3{font-size:19px;color:var(--gray-900);margin-bottom:10px}
.scene-card .body p{font-size:14.5px;color:var(--gray-500);margin-bottom:14px}
.scene-card .tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.scene-card .tags i{font-style:normal;font-size:12.5px;background:var(--blue-100);color:var(--blue-800);padding:5px 12px;border-radius:99px}
.scene-card .more{font-size:14px;font-weight:600;color:var(--blue-700);display:inline-flex;align-items:center;gap:6px}
@media(max-width:768px){.scenes .grid{grid-template-columns:1fr}}

/* ---------- 数据提升 ---------- */
.boost{background:linear-gradient(135deg,#123A6B,#1B4F91);color:#fff}
.boost .section-head h2{color:#fff}
.boost .section-head p{color:#BFD1EA}
.boost .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.boost .item{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);padding:30px 24px;text-align:center;backdrop-filter:blur(6px)}
.boost .item .up{font-size:44px;font-weight:800;color:#fff;line-height:1}
.boost .item .up small{font-size:20px;color:var(--orange)}
.boost .item .t{font-size:15px;color:#D6E5F7;margin-top:10px}
.boost .item .d{font-size:13px;color:#9FBCE0;margin-top:8px}
.boost .note{text-align:center;margin-top:44px;color:#AECBF0;font-size:13.5px;line-height:1.9}
@media(max-width:768px){.boost .grid{grid-template-columns:repeat(2,1fr)}.boost .item .up{font-size:36px}}

/* ---------- 方案 ---------- */
.plans{background:var(--gray-50)}
.plans .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.plan-card{background:#fff;border-radius:var(--radius-lg);padding:38px 32px;border:1px solid var(--gray-100);position:relative;display:flex;flex-direction:column;transition:var(--t)}
.plan-card.featured{border:2px solid var(--blue-700);box-shadow:var(--shadow);transform:translateY(-8px)}
.plan-card .ribbon{position:absolute;top:0;right:32px;background:var(--blue-700);color:#fff;font-size:12.5px;font-weight:600;padding:7px 16px;border-radius:0 0 10px 10px}
.plan-card .lv{font-size:14px;color:var(--blue-700);font-weight:700;letter-spacing:1px;margin-bottom:10px}
.plan-card h3{font-size:23px;color:var(--gray-900);margin-bottom:10px}
.plan-card .desc{font-size:14px;color:var(--gray-500);margin-bottom:20px}
.plan-card .price{font-size:14px;color:var(--gray-500);margin-bottom:22px;padding-bottom:20px;border-bottom:1px dashed var(--gray-300)}
.plan-card .price b{font-size:30px;color:var(--blue-900);font-weight:800}
.plan-card ul{flex:1;margin-bottom:26px}
.plan-card ul li{font-size:14.5px;color:var(--gray-700);padding:7px 0 7px 24px;position:relative}
.plan-card ul li::before{content:"✓";position:absolute;left:0;top:7px;color:var(--blue-700);font-weight:700}
@media(max-width:960px){.plans .grid{grid-template-columns:1fr}.plan-card.featured{transform:none}}

/* ---------- 案例 ---------- */
.cases{background:#fff}
.cases .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.case-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--gray-100);transition:var(--t)}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-card .head{padding:26px 28px;background:linear-gradient(135deg,var(--blue-100),#fff)}
.case-card .head .name{font-size:18px;font-weight:700;color:var(--blue-900)}
.case-card .head .type{font-size:13px;color:var(--blue-700);margin-top:4px}
.case-card .body{padding:24px 28px 28px}
.case-card .body .nums{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}
.case-card .body .nums .n{text-align:center;padding:12px 6px;background:var(--blue-50);border-radius:10px}
.case-card .body .nums .n b{display:block;font-size:19px;color:var(--blue-800);font-weight:800}
.case-card .body .nums .n span{font-size:11.5px;color:var(--gray-500)}
.case-card .body .quote{font-size:14px;color:var(--gray-700);font-style:italic;padding-left:14px;border-left:3px solid var(--blue-500)}
@media(max-width:960px){.cases .grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cases .grid{grid-template-columns:1fr}}

/* ---------- 资质信任 ---------- */
.trust{background:var(--blue-50)}
.trust .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.trust .item{background:#fff;border-radius:var(--radius);padding:30px 24px;text-align:center;box-shadow:var(--shadow-sm);transition:var(--t)}
.trust .item:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.trust .item .ic{width:64px;height:64px;margin:0 auto 16px;border-radius:16px;background:var(--blue-100);color:var(--blue-800);display:flex;align-items:center;justify-content:center;font-size:28px}
.trust .item h4{font-size:16px;color:var(--gray-900);margin-bottom:7px}
.trust .item p{font-size:13.5px;color:var(--gray-500)}
@media(max-width:768px){.trust .grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- 问题 ---------- */
.faq{background:#fff}
.faq .grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.faq-item{background:var(--gray-50);border-radius:var(--radius);padding:22px 26px;transition:var(--t);cursor:pointer;border:1px solid transparent}
.faq-item:hover{border-color:var(--blue-300);background:var(--blue-50)}
.faq-item h4{font-size:16px;color:var(--gray-900);font-weight:700;margin-bottom:8px;display:flex;gap:10px}
.faq-item h4 i{color:var(--blue-700);flex-shrink:0;font-style:normal;font-weight:800}
.faq-item p{font-size:14px;color:var(--gray-500)}
@media(max-width:768px){.faq .grid{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(135deg,#1B4F91,#3D84DB);color:#fff}
.cta .wrap{display:grid;grid-template-columns:1.3fr .7fr;gap:50px;align-items:center}
.cta h2{font-size:32px;font-weight:800;line-height:1.35;margin-bottom:14px}
.cta p{font-size:16px;color:#D6E5F7}
.cta .actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
@media(max-width:768px){.cta .wrap{grid-template-columns:1fr;gap:26px}.cta .actions{justify-content:flex-start}}

/* ---------- 表单区 ---------- */
.contact{background:var(--gray-50)}
.contact .grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact .form-card{background:#fff;border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow-sm)}
.contact .form-card h3{font-size:22px;color:var(--gray-900);margin-bottom:8px}
.contact .form-card .sub{font-size:14px;color:var(--gray-500);margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--gray-700);margin-bottom:7px}
.field label .req{color:#E74C3C}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--gray-300);border-radius:10px;font-size:14.5px;
  color:var(--gray-900);background:#fff;font-family:inherit;transition:var(--t);
}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue-700);box-shadow:0 0 0 3px rgba(42,111,196,.12)}
.contact-info .info-card{background:#fff;border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-sm)}
.contact-info .info-card h3{font-size:20px;color:var(--gray-900);margin-bottom:20px}
.contact-info .line{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start}
.contact-info .line .ic{width:42px;height:42px;border-radius:11px;background:var(--blue-100);color:var(--blue-800);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.contact-info .line .tx b{display:block;font-size:15px;color:var(--gray-900);margin-bottom:2px}
.contact-info .line .tx span{font-size:13.5px;color:var(--gray-500)}
.qr-box{display:flex;gap:16px;margin-top:24px;padding-top:24px;border-top:1px dashed var(--gray-300)}
.qr-box .q{text-align:center;font-size:12.5px;color:var(--gray-500)}
.qr-box .q .box{width:90px;height:90px;background:var(--blue-100);border-radius:12px;margin-bottom:8px;display:flex;align-items:center;justify-content:center;color:var(--blue-700);font-size:12px;font-weight:600}
@media(max-width:960px){.contact .grid{grid-template-columns:1fr}}

/* ---------- 页脚 ---------- */
.footer{background:var(--blue-900);color:#AECBF0;padding:64px 0 0}
.footer .grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:44px}
.footer .brand .logo .logo-mark{width:46px;height:46px;font-size:19px}
.footer .brand .logo .logo-text b{color:#fff;font-size:18px}
.footer .brand p{font-size:14px;margin-top:16px;line-height:1.85;max-width:300px}
.footer .col h5{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer .col ul li{margin-bottom:10px}
.footer .col ul li a{color:#AECBF0;font-size:14px}
.footer .col ul li a:hover{color:#fff;padding-left:4px}
.footer .hotline b{font-size:26px;color:#fff;display:block;line-height:1.3}
.footer .hotline span{font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:13px;color:#8FADD6}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
.footer-bottom a{color:#8FADD6}
.footer-bottom a:hover{color:#fff}
@media(max-width:960px){.footer .grid{grid-template-columns:1fr 1fr}}

/* ---------- 侧边悬浮 ---------- */
.floatbar{position:fixed;right:22px;bottom:120px;z-index:99;display:flex;flex-direction:column;gap:12px}
.floatbar a{width:52px;height:52px;border-radius:50%;background:var(--blue-800);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:var(--shadow);transition:var(--t)}
.floatbar a:hover{background:var(--blue-700);transform:translateY(-3px);color:#fff}
.floatbar .top{background:var(--gray-500)}
@media(max-width:768px){.floatbar{right:12px;bottom:90px}.floatbar a{width:46px;height:46px;font-size:18px}}

/* ---------- 通用工具类 ---------- */
.bg-gray{background:var(--gray-50)}
.text-center{text-align:center}
.mt-40{margin-top:40px}
.alert-success{background:#E9F7EF;border:1px solid #A9DFBF;color:#1E7E45;border-radius:10px;padding:14px 18px;font-size:14.5px;margin-top:16px;display:none}
.alert-success.show{display:block}
/* ---------- 面包屑 ---------- */
.breadcrumb{background:var(--blue-50);padding:18px 0;border-bottom:1px solid var(--gray-100)}
.breadcrumb a{font-size:13.5px;color:var(--gray-500)}
.breadcrumb span{font-size:13.5px;color:var(--gray-900);font-weight:600}
.breadcrumb i{margin:0 9px;color:var(--gray-300);font-style:normal}
.page-banner{background:linear-gradient(135deg,#123A6B,#2A6FC4);color:#fff;padding:56px 0}
.page-banner h1{font-size:36px;font-weight:800;margin-bottom:10px}
.page-banner p{font-size:16px;color:#D6E5F7;max-width:640px}
@media(max-width:768px){.page-banner h1{font-size:27px}}

/* ---------- 通用内容页 ---------- */
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin-bottom:50px}
.content-grid.reverse{direction:rtl}
.content-grid.reverse>*{direction:ltr}
.content-grid .visual{height:300px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;font-size:80px}
.content-text h3{font-size:24px;color:var(--gray-900);margin-bottom:14px;font-weight:800}
.content-text p{font-size:15px;color:var(--gray-500);margin-bottom:16px}
.content-text ul li{font-size:14.5px;color:var(--gray-700);padding:6px 0 6px 22px;position:relative}
.content-text ul li::before{content:"";position:absolute;left:0;top:13px;width:7px;height:7px;border-radius:50%;background:var(--blue-500)}
@media(max-width:860px){.content-grid{grid-template-columns:1fr}.content-grid.reverse{direction:ltr}}

.download-card{background:#fff;border:1px solid var(--gray-100);border-radius:var(--radius);padding:24px;display:flex;gap:18px;align-items:center;transition:var(--t)}
.download-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--blue-300)}
.download-card .ic{width:56px;height:56px;border-radius:13px;background:var(--blue-100);color:var(--blue-800);display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}
.download-card .tx{flex:1}
.download-card .tx b{display:block;font-size:16px;color:var(--gray-900);margin-bottom:4px}
.download-card .tx span{font-size:13px;color:var(--gray-500)}
table.data-table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);font-size:14px}
table.data-table th{background:var(--blue-800);color:#fff;text-align:left;padding:14px 18px;font-weight:600;font-size:14px}
table.data-table td{padding:13px 18px;border-bottom:1px solid var(--gray-100);color:var(--gray-700)}
table.data-table tr:last-child td{border-bottom:none}
table.data-table tr:nth-child(even) td{background:var(--gray-50)}
table.data-table tr:hover td{background:var(--blue-50)}