/* ===== 老板掌舵 官网 全局样式 ===== */
:root{
  --navy:#0D2B55;        /* 主深蓝 */
  --navy-2:#16376B;      /* 次深蓝 */
  --blue:#1E5BB4;        /* 亮蓝 */
  --gold:#E0A52F;        /* 舵金 */
  --gold-2:#F6C453;
  --ink:#1f2d3d;         /* 正文深 */
  --gray:#66788f;        /* 次文字 */
  --light:#f4f7fb;       /* 浅底 */
  --line:#e6ecf4;
  --white:#fff;
  --radius:12px;
  --shadow:0 8px 30px rgba(13,43,85,.08);
  --shadow-hover:0 14px 40px rgba(13,43,85,.16);
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:11px 26px;border-radius:30px;font-size:15px;font-weight:600;cursor:pointer;transition:.25s;border:none;text-align:center}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#5a3d05;box-shadow:0 6px 18px rgba(224,165,47,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(224,165,47,.45)}
.btn-blue{background:linear-gradient(135deg,var(--blue),var(--navy-2));color:#fff}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(30,91,180,.35)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7)}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-ghost{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn-ghost:hover{background:var(--blue);color:#fff}

/* ===== 顶部导航 ===== */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 2px 16px rgba(13,43,85,.06)}
.nav{display:flex;align-items:center;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo img.logo-mark{height:44px;width:auto}
.logo .logo-word{display:flex;flex-direction:column;line-height:1.15}
.logo .logo-word b{font-size:20px;font-weight:800;color:var(--navy);letter-spacing:2px}
.logo .logo-word small{font-size:9px;color:#8a9bb5;letter-spacing:1.5px}
.nav-menu{display:flex;align-items:center;margin-left:46px;flex:1;gap:6px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:5px;padding:10px 16px;font-size:16px;font-weight:500;color:var(--ink);border-radius:8px;cursor:pointer;transition:.2s}
.nav-link:hover,.nav-link.active{color:var(--blue)}
.nav-link .caret{font-size:11px;transition:.2s}
.nav-item:hover .caret{transform:rotate(180deg)}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-login{font-size:15px;color:var(--gray);font-weight:500}
.nav-login:hover{color:var(--blue)}
.nav-split{color:#ccd6e2}
.btn-vip{padding:9px 22px;font-size:15px}
/* 下拉 */
.dropdown{position:absolute;top:100%;left:0;min-width:210px;background:#fff;border-radius:12px;box-shadow:var(--shadow-hover);padding:10px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.22s;border:1px solid var(--line)}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(4px)}
.dropdown a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:8px;font-size:15px;color:var(--ink)}
.dropdown a:hover{background:var(--light);color:var(--blue)}
.dropdown a .di{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.dropdown a small{display:block;color:var(--gray);font-size:12px;line-height:1.4}
.dropdown a .dtxt b{font-weight:600;font-size:15px}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,#0D2B55 0%,#16376B 55%,#1E5BB4 100%);color:#fff;position:relative;overflow:hidden;padding:84px 0 96px}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 80% 20%,rgba(246,196,83,.15),transparent 40%),radial-gradient(circle at 10% 90%,rgba(255,255,255,.08),transparent 40%)}
.hero .container{position:relative;z-index:2;text-align:center}
.hero h1{font-size:46px;font-weight:800;letter-spacing:2px;margin-bottom:16px}
.hero h1 .hl{color:var(--gold-2)}
.hero p.sub{font-size:19px;color:rgba(255,255,255,.85);margin-bottom:40px;letter-spacing:1px}
.search-box{max-width:760px;margin:0 auto;background:#fff;border-radius:40px;display:flex;align-items:center;padding:8px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.search-box input{flex:1;border:none;outline:none;font-size:16px;padding:12px 22px;background:transparent;color:var(--ink)}
.search-box .btn{padding:13px 34px;font-size:16px}
.hero-tags{margin-top:22px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,.8)}
.hero-tags span{background:rgba(255,255,255,.12);padding:5px 14px;border-radius:20px;cursor:pointer;transition:.2s}
.hero-tags span:hover{background:rgba(246,196,83,.3);color:#fff}
.hero-stats{margin-top:54px;display:flex;justify-content:center;gap:70px;flex-wrap:wrap}
.hero-stats .st b{font-size:34px;font-weight:800;color:var(--gold-2);display:block}
.hero-stats .st span{font-size:14px;color:rgba(255,255,255,.75)}

/* ===== 通用区块 ===== */
.section{padding:72px 0}
.section.alt{background:var(--light)}
.sec-head{text-align:center;margin-bottom:48px}
.sec-head .eyebrow{display:inline-block;font-size:14px;color:var(--blue);font-weight:600;letter-spacing:2px;background:#e8f0fc;padding:5px 16px;border-radius:20px;margin-bottom:14px}
.sec-head h2{font-size:32px;font-weight:800;color:var(--navy);letter-spacing:1px}
.sec-head p{color:var(--gray);margin-top:12px;font-size:16px}

/* 服务卡片 */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{background:#fff;border-radius:var(--radius);padding:34px 28px;box-shadow:var(--shadow);border:1px solid var(--line);transition:.28s;position:relative;overflow:hidden}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.svc-card .ic{width:58px;height:58px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:20px}
.ic.blue{background:#e8f0fc;color:var(--blue)}
.ic.gold{background:#fdf3dd;color:var(--gold)}
.ic.green{background:#e3f6ec;color:#1a9e63}
.ic.red{background:#fdeae8;color:#e14b3b}
.ic.purple{background:#efeafc;color:#7b54d6}
.ic.cyan{background:#e0f6fa;color:#1296ab}
.svc-card h3{font-size:20px;color:var(--navy);margin-bottom:10px;font-weight:700}
.svc-card p{color:var(--gray);font-size:14.5px;margin-bottom:16px;min-height:44px}
.svc-card ul{margin-bottom:18px}
.svc-card ul li{font-size:14px;color:var(--ink);padding:4px 0 4px 22px;position:relative}
.svc-card ul li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700}
.svc-card .more{color:var(--blue);font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:4px}
.svc-card .more:hover{gap:8px}

/* 套餐 */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.plan{background:#fff;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;transition:.28s;display:flex;flex-direction:column}
.plan:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.plan.hot{border:2px solid var(--gold);position:relative}
.plan .badge{position:absolute;top:16px;right:-30px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#5a3d05;font-size:13px;font-weight:700;padding:4px 34px;transform:rotate(45deg)}
.plan-head{padding:30px 28px 24px;text-align:center;background:linear-gradient(135deg,#f7faff,#eef4fc);border-bottom:1px solid var(--line)}
.plan.hot .plan-head{background:linear-gradient(135deg,#fdf6e3,#fbeecb)}
.plan-head h3{font-size:22px;color:var(--navy);font-weight:800}
.plan-head .desc{font-size:13.5px;color:var(--gray);margin:6px 0 16px}
.price{font-size:15px;color:var(--gray)}
.price b{font-size:40px;color:var(--navy);font-weight:800}
.price .yuan{font-size:22px;color:var(--navy)}
.plan-body{padding:24px 28px;flex:1}
.plan-body li{padding:9px 0 9px 28px;position:relative;font-size:14.5px;border-bottom:1px dashed var(--line)}
.plan-body li::before{content:"";position:absolute;left:4px;top:14px;width:14px;height:8px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}
.plan-body li.off{color:#b6c1cf}
.plan-body li.off::before{border-color:#c3cede;background:none;content:"✕";border:none;top:8px;left:2px;color:#c3cede}
.plan-foot{padding:20px 28px 28px;text-align:center}
.plan-foot .btn{width:100%}

/* 产品介绍页 */
.page-hero{background:linear-gradient(135deg,#0D2B55,#1E5BB4);color:#fff;padding:64px 0}
.page-hero .container{display:flex;align-items:center;gap:48px;flex-wrap:wrap}
.page-hero .ph-text{flex:1;min-width:300px}
.page-hero .ph-text h1{font-size:38px;font-weight:800;margin-bottom:16px}
.page-hero .ph-text p{font-size:17px;color:rgba(255,255,255,.88);margin-bottom:26px}
.page-hero .ph-visual{flex:0 0 320px;text-align:center}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feat{background:#fff;border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);border:1px solid var(--line)}
.feat .ic{width:50px;height:50px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.feat h4{font-size:17px;color:var(--navy);margin-bottom:8px}
.feat p{font-size:14px;color:var(--gray)}
.cta-band{background:linear-gradient(135deg,#16376B,#1E5BB4);border-radius:18px;padding:48px;text-align:center;color:#fff;margin:0 20px}
.cta-band h3{font-size:28px;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.85);margin-bottom:26px}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{text-align:center;padding:24px 16px}
.step .num{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--navy-2));color:#fff;font-size:24px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 8px 20px rgba(30,91,180,.3)}
.step h4{color:var(--navy);font-size:18px;margin-bottom:8px}
.step p{color:var(--gray);font-size:14px}

/* ===== 页脚 ===== */
.footer{background:#0a1f3e;color:#9fb1c9;padding:60px 0 0;font-size:14px}
.footer .fcols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer h5{color:#fff;font-size:16px;margin-bottom:18px;font-weight:600}
.footer li{margin-bottom:11px}
.footer a{color:#9fb1c9;transition:.2s}
.footer a:hover{color:var(--gold-2)}
.footer .brand .flogo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer .brand .flogo img{height:42px}
.footer .brand .flogo b{font-size:20px;font-weight:800;color:#fff;letter-spacing:2px}
.footer .brand p{line-height:1.8;color:#8395b0}
.footer .contact li{display:flex;gap:8px;align-items:flex-start}
.copyright{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;color:#6b7f9c;font-size:13px}

/* ===== 登录/注册弹窗 ===== */
.modal-mask{position:fixed;inset:0;background:rgba(10,25,50,.55);backdrop-filter:blur(3px);z-index:1000;display:none;align-items:center;justify-content:center;padding:20px}
.modal-mask.show{display:flex;animation:fadeIn .2s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
.auth-modal{background:#fff;width:440px;max-width:100%;border-radius:16px;box-shadow:0 30px 80px rgba(10,25,50,.35);position:relative;animation:popIn .25s ease;overflow:hidden}
.auth-modal .am-close{position:absolute;top:14px;right:16px;width:30px;height:30px;border:none;background:transparent;font-size:22px;color:#a7b4c6;cursor:pointer;line-height:1;z-index:2;border-radius:50%;transition:.2s}
.auth-modal .am-close:hover{background:#f0f4fa;color:var(--ink)}
/* 右上角快捷登录（扫码）折角 */
.am-qr{position:absolute;top:0;right:0;width:56px;height:56px;cursor:pointer;background:linear-gradient(135deg,var(--blue),var(--navy-2));border-radius:0 16px 0 22px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px}
.am-qr svg{width:24px;height:24px}
.am-qr:hover{filter:brightness(1.1)}
.am-head{text-align:center;padding:34px 0 18px}
.am-head .am-logo{display:flex;align-items:center;justify-content:center;gap:10px}
.am-head .am-logo img{height:40px}
.am-head .am-logo b{font-size:22px;font-weight:800;color:var(--navy);letter-spacing:2px}
/* Tab 切换 */
.am-tabs{display:flex;justify-content:center;gap:44px;margin-bottom:22px}
.am-tabs .tab{font-size:17px;color:var(--gray);cursor:pointer;padding:8px 2px;position:relative;font-weight:500;transition:.2s}
.am-tabs .tab.active{color:var(--navy);font-weight:700}
.am-tabs .tab.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:28px;height:3px;border-radius:2px;background:var(--blue)}
.am-body{padding:0 44px 30px}
.am-field{margin-bottom:16px;position:relative}
.am-field input{width:100%;height:46px;border:1.5px solid var(--line);border-radius:9px;padding:0 14px;font-size:15px;outline:none;transition:.2s;background:#fbfcfe}
.am-field input:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(30,91,180,.1)}
.am-field .pwd-toggle{position:absolute;right:12px;top:50%;transform:translateY(-50%);cursor:pointer;color:#a7b4c6;font-size:16px;user-select:none}
.am-field.code{display:flex;gap:10px}
.am-field.code input{flex:1}
.am-field.code .send-code{flex-shrink:0;width:128px;height:46px;border:1.5px solid var(--blue);background:#fff;color:var(--blue);border-radius:9px;font-size:14px;cursor:pointer;white-space:nowrap;transition:.2s}
.am-field.code .send-code:hover{background:#eef4fd}
.am-field.code .send-code:disabled{border-color:var(--line);color:#a7b4c6;cursor:not-allowed;background:#f6f8fb}
.am-submit{width:100%;height:48px;border:none;border-radius:9px;background:linear-gradient(135deg,var(--blue),var(--navy-2));color:#fff;font-size:17px;font-weight:700;cursor:pointer;letter-spacing:4px;transition:.25s;box-shadow:0 8px 20px rgba(30,91,180,.3);margin-top:4px}
.am-submit:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(30,91,180,.4)}
.am-links{display:flex;justify-content:space-between;align-items:center;margin:16px 0 4px;font-size:14px}
.am-links a{color:var(--blue);cursor:pointer}
.am-links a:hover{text-decoration:underline}
.am-links .others{color:var(--gray);cursor:pointer}
.am-links .others:hover{color:var(--blue)}
.am-agree{display:flex;align-items:flex-start;gap:7px;font-size:12.5px;color:var(--gray);margin-top:18px;line-height:1.6}
.am-agree input{margin-top:3px;accent-color:var(--blue);cursor:pointer}
.am-agree a{color:var(--blue);cursor:pointer}
.am-third{display:flex;justify-content:center;gap:26px;padding-top:8px}
.am-third .ti{width:42px;height:42px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;transition:.2s;background:#fff}
.am-third .ti:hover{border-color:var(--blue);transform:translateY(-2px)}
/* 扫码面板 */
.am-qrpanel{text-align:center;padding:6px 0 26px;display:none}
.am-qrpanel .qr-box{width:190px;height:190px;margin:8px auto 16px;border:1.5px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f7faff,#eef4fc);position:relative;overflow:hidden}
.am-qrpanel .qr-box .grid{width:150px;height:150px;background-image:linear-gradient(var(--navy) 2px,transparent 2px),linear-gradient(90deg,var(--navy) 2px,transparent 2px);background-size:14px 14px;opacity:.85;border-radius:6px;mask-image:radial-gradient(circle at center,#000 62%,transparent 100%)}
.am-qrpanel .qr-corner{position:absolute;width:22px;height:22px;border:3px solid var(--gold)}
.am-qrpanel .qr-corner.tl{top:10px;left:10px;border-right:none;border-bottom:none}
.am-qrpanel .qr-corner.tr{top:10px;right:10px;border-left:none;border-bottom:none}
.am-qrpanel .qr-corner.bl{bottom:10px;left:10px;border-right:none;border-top:none}
.am-qrpanel .qr-corner.br{bottom:10px;right:10px;border-left:none;border-top:none}
.am-qrpanel p{color:var(--gray);font-size:14px}
.am-qrpanel p b{color:var(--navy)}
.am-toast{position:fixed;top:30px;left:50%;transform:translateX(-50%);background:rgba(13,43,85,.92);color:#fff;padding:11px 24px;border-radius:30px;font-size:14.5px;z-index:1200;opacity:0;transition:.3s;pointer-events:none}
.am-toast.show{opacity:1;top:42px}
@media(max-width:480px){.am-body{padding:0 24px 24px}.am-tabs{gap:30px}}

/* 响应式 */
@media(max-width:960px){
  .svc-grid,.plan-grid,.feat-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .footer .fcols{grid-template-columns:1fr 1fr}
  .nav-menu{display:none}
  .hero h1{font-size:32px}
}
@media(max-width:640px){
  .svc-grid,.plan-grid,.feat-grid,.steps,.footer .fcols{grid-template-columns:1fr}
  .hero-stats{gap:34px}
}