/* ===== 易速菲官网样式 ===== */
:root{
  --navy:#0b2545; --navy2:#13315c; --blue:#1e6bd6; --blue-d:#134a97;
  --accent:#ff7a29; --accent-d:#e85f10;
  --ink:#1a2233; --muted:#5b6676; --line:#e6eaf0;
  --bg:#ffffff; --bg-alt:#f5f8fc; --white:#fff;
  --radius:14px; --shadow:0 10px 30px rgba(11,37,69,.08);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",
    "Noto Sans","Helvetica Neue",Arial,"Noto Sans Thai","Noto Sans SC",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---- 按钮 ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;cursor:pointer;
  border:1px solid transparent;transition:.2s;white-space:nowrap}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,41,.3)}
.btn-primary:hover{background:var(--accent-d);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* ---- 顶部导航 ---- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;height:68px;flex-wrap:nowrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;flex-shrink:0}
.brand-mark{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;
  font-weight:800;letter-spacing:.5px;padding:6px 10px;border-radius:8px;font-size:15px}
.brand-name{color:var(--navy);font-size:15px;font-weight:700;max-width:200px;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis}
.main-nav{display:flex;gap:22px;margin-left:auto;flex-wrap:nowrap}
.main-nav a{color:var(--ink);font-weight:500;font-size:15px;position:relative;padding:4px 0;white-space:nowrap}
.main-nav a:hover{color:var(--blue)}
.main-nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--accent);transition:.2s}
.main-nav a:hover::after{width:100%}
.header-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-cta{margin-left:2px}

/* ---- 语言切换 ---- */
.lang-switch{position:relative;flex-shrink:0}
.lang-btn{display:flex;align-items:center;gap:6px;background:var(--bg-alt);border:1px solid var(--line);
  padding:8px 12px;border-radius:999px;font-size:14px;cursor:pointer;color:var(--ink);white-space:nowrap}
.lang-btn:hover{border-color:var(--blue)}
.lb-flag{font-size:16px;line-height:1}
.lb-code{font-weight:700;letter-spacing:.3px}
.lb-caret{color:var(--muted);font-size:12px}
.lang-menu{position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);list-style:none;padding:8px;min-width:230px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.18s;max-height:70vh;overflow:auto}
.lang-switch.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu li a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;font-size:14px}
.lang-menu li a:hover{background:var(--bg-alt)}
.lang-menu li.active a{background:#eef4ff;color:var(--blue);font-weight:600}
.lang-menu .flag{font-size:18px}
.lang-menu .lname{font-weight:600}
.lang-menu .lcountry{margin-left:auto;color:var(--muted);font-size:12px}

/* ---- 移动端菜单按钮 ---- */
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav-toggle span{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:.2s}

/* ---- Hero ---- */
.hero{position:relative;color:#fff;overflow:hidden;padding:96px 0 80px}
.hero-bg{position:absolute;inset:0;z-index:0;
  background:radial-gradient(1200px 600px at 80% -10%,rgba(30,107,214,.55),transparent 60%),
             linear-gradient(135deg,var(--navy) 0%,var(--navy2) 55%,#0e2a52 100%)}
.hero-bg::after{content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);background-size:26px 26px;opacity:.5}
.hero-inner{position:relative;z-index:1;max-width:840px}
.hero-badge{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
  padding:6px 14px;border-radius:999px;font-size:13px;letter-spacing:.3px;margin-bottom:22px}
.hero-title{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;margin-bottom:18px;letter-spacing:-.5px}
.hero-sub{font-size:clamp(17px,2.4vw,22px);font-weight:600;color:#ffd9c2;margin-bottom:14px}
.hero-desc{font-size:16px;color:rgba(255,255,255,.85);max-width:640px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:680px}
.hero-stats .stat b{display:block;font-size:34px;font-weight:800;line-height:1;color:#fff}
.hero-stats .stat b i{color:var(--accent);font-style:normal}
.hero-stats .stat span{font-size:13px;color:rgba(255,255,255,.75)}

/* ---- 通用 section ---- */
.section{padding:84px 0}
.section-alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.tag{display:inline-block;color:var(--blue);background:#eef4ff;font-weight:700;font-size:13px;
  letter-spacing:1px;text-transform:uppercase;padding:5px 14px;border-radius:999px;margin-bottom:14px}
.tag-light{color:#ffd9c2;background:rgba(255,255,255,.12)}
.section-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;color:var(--navy);letter-spacing:-.5px}
.section-dark .section-head h2{color:#fff}
.section-desc{color:var(--muted);margin-top:14px;font-size:16px}
.section-dark .section-desc{color:rgba(255,255,255,.8)}

/* ---- 关于 ---- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-text p{color:var(--muted);margin-bottom:16px;font-size:16.5px}
.about-features{display:grid;gap:18px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);transition:.2s}
.feat:hover{transform:translateY(-4px)}
.feat-ico{font-size:28px;margin-bottom:10px}
.feat h4{color:var(--navy);font-size:17px;margin-bottom:6px}
.feat p{color:var(--muted);font-size:14.5px}

/* ---- 海外仓 ---- */
.region-bar{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.region{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 30px;text-align:center;min-width:150px}
.region b{display:block;font-size:30px;font-weight:800;color:var(--blue)}
.region span{font-size:13.5px;color:var(--muted)}
.wh-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px}
.wh-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 16px;
  text-align:center;transition:.2s;box-shadow:var(--shadow)}
.wh-card:hover{transform:translateY(-4px);border-color:var(--blue)}
.wh-flag{font-size:38px;line-height:1;margin-bottom:10px}
.wh-name{font-weight:700;color:var(--navy);font-size:15px;margin-bottom:6px}
.wh-count b{font-size:24px;color:var(--accent);font-weight:800}
.wh-count{color:var(--muted);font-size:13px}

/* ---- 服务 ---- */
.srv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.srv-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  position:relative;overflow:hidden;transition:.2s;box-shadow:var(--shadow)}
.srv-card::before{content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:var(--accent);
  transform:scaleY(0);transform-origin:top;transition:.25s}
.srv-card:hover{transform:translateY(-5px)}
.srv-card:hover::before{transform:scaleY(1)}
.srv-num{font-size:32px;font-weight:800;color:#e3ebf5}
.srv-card h3{color:var(--navy);font-size:19px;margin:10px 0 10px}
.srv-card p{color:var(--muted);font-size:14.5px}

/* ---- 优势 ---- */
.section-dark{background:linear-gradient(135deg,var(--navy),#0e2a52);color:#fff}
.adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:24px}
.adv-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:28px 24px}
.adv-ico{font-size:30px;margin-bottom:12px}
.adv-item h4{font-size:18px;margin-bottom:8px}
.adv-item p{color:rgba(255,255,255,.78);font-size:14.5px}
.partners{margin-top:56px;text-align:center}
.partners-title{color:rgba(255,255,255,.7);font-size:14px;margin-bottom:18px;letter-spacing:.5px}
.partner-logos{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.plogo{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);padding:10px 22px;
  border-radius:10px;font-weight:700;font-size:15px;color:#fff}

/* ---- 联系 ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:start}
.contact-info{display:grid;gap:22px}
.ci{display:flex;gap:14px;align-items:flex-start}
.ci-ico{font-size:22px;background:#fff;border:1px solid var(--line);width:46px;height:46px;
  border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ci b{color:var(--navy);font-size:15px}
.ci p{color:var(--muted);font-size:14.5px}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form label{display:block;font-size:14px;font-weight:600;color:var(--navy);margin-bottom:16px}
.contact-form input,.contact-form textarea{width:100%;margin-top:6px;padding:12px 14px;border:1px solid var(--line);
  border-radius:10px;font-size:15px;font-family:inherit;background:var(--bg-alt);color:var(--ink);transition:.15s}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--blue);background:#fff;
  box-shadow:0 0 0 3px rgba(30,107,214,.12)}
.contact-form textarea{resize:vertical}
.contact-form .btn{width:100%;margin-top:4px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* ---- 页脚 ---- */
.site-footer{background:var(--navy);color:rgba(255,255,255,.8)}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1.4fr;gap:40px;padding:56px 24px 40px}
.footer-brand .brand-mark{margin-bottom:14px}
.footer-brand p{font-size:14px;margin-top:12px;max-width:320px}
.footer-web{color:var(--accent)!important;font-weight:600}
.footer-col h5{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col a{display:block;color:rgba(255,255,255,.7);font-size:14px;margin-bottom:10px}
.footer-col a:hover{color:#fff}
.footer-langs{display:flex;flex-wrap:wrap;gap:8px 16px}
.footer-langs a{margin-bottom:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:13px;color:rgba(255,255,255,.6);text-align:center}

/* ---- 表单结果页 ---- */
.result-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-alt);padding:20px}
.result-card{background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:56px 44px;text-align:center;max-width:460px}
.result-icon{font-size:56px;margin-bottom:16px}
.result-card h1{font-size:24px;color:var(--navy);margin-bottom:26px}

/* ---- 响应式 ---- */
@media(max-width:900px){
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-inner{grid-template-columns:1fr 1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:26px}
}
@media(max-width:992px){
  .main-nav{position:fixed;inset:68px 0 auto 0;background:#fff;flex-direction:column;gap:0;
    padding:12px 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-120%);transition:.25s;margin-left:0}
  .main-nav.open{transform:translateY(0)}
  .main-nav a{padding:14px 0;border-bottom:1px solid var(--line);white-space:normal}
  .nav-toggle{display:flex}
  .main-nav{margin-left:auto}
}
@media(max-width:760px){
  .nav-cta{display:none}
  .frow{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .brand-name{display:none}
}
@media(max-width:420px){
  .hero-stats{grid-template-columns:1fr 1fr}
  .lang-btn span{display:none}
}