/* GYT国际货运代理系统 — 官网样式 */
:root{
  --primary:#1a56db;
  --primary-dark:#1242ab;
  --accent:#ff8a00;
  --bg:#f6f8fc;
  --text:#1f2937;
  --muted:#6b7280;
  --border:#e5e7eb;
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6;}
a{color:var(--primary);text-decoration:none;}
a:hover{text-decoration:underline;}
.container{max-width:1100px;margin:0 auto;padding:0 20px;}
.container.narrow{max-width:720px;}

/* navbar */
.navbar{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 1px 4px rgba(0,0,0,.04);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px;}
.logo{font-size:22px;font-weight:800;color:var(--primary);}
.logo span{font-size:13px;font-weight:500;color:var(--muted);margin-left:6px;}
.logo:hover{text-decoration:none;}
.nav-links{display:flex;gap:24px;}
.nav-links a{color:var(--text);font-size:15px;}
.nav-links a:hover{color:var(--primary);text-decoration:none;}
.nav-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;}

/* hero */
.hero{background:linear-gradient(135deg,#0b2a6b 0%,#1a56db 55%,#3b82f6 100%);color:#fff;padding:80px 0 60px;text-align:center;}
.hero-badge{display:inline-block;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:4px 16px;font-size:13px;margin-bottom:20px;}
.hero h1{font-size:44px;letter-spacing:2px;margin-bottom:12px;}
.hero-sub{font-size:20px;opacity:.95;}
.hero-sub strong{color:#ffd166;}
.hero-desc{max-width:640px;margin:14px auto 28px;opacity:.85;font-size:15px;}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.hero-stats{display:flex;gap:48px;justify-content:center;margin-top:44px;flex-wrap:wrap;}
.hero-stats div{text-align:center;}
.hero-stats strong{display:block;font-size:30px;color:#ffd166;}
.hero-stats span{font-size:13px;opacity:.8;}

/* buttons */
.btn{display:inline-block;border:none;cursor:pointer;border-radius:8px;font-size:15px;padding:10px 22px;transition:.2s;text-align:center;}
.btn:hover{text-decoration:none;transform:translateY(-1px);}
.btn-primary{background:var(--accent);color:#fff;font-weight:600;}
.btn-primary:hover{background:#e67c00;}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7);}
.btn-outline:hover{background:rgba(255,255,255,.12);}
.section-alt .btn-outline,.admin-toolbar .btn-outline{color:var(--primary);border-color:var(--primary);}
.btn-lg{padding:14px 34px;font-size:17px;}
.btn-sm{padding:6px 16px;font-size:13px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;}

/* sections */
.section{padding:64px 0;}
.section-alt{background:var(--bg);}
.section-title{text-align:center;font-size:30px;margin-bottom:8px;}
.section-sub{text-align:center;color:var(--muted);margin-bottom:40px;}

/* features */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.feature-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;transition:.2s;}
.feature-card:hover{box-shadow:0 8px 24px rgba(26,86,219,.12);transform:translateY(-3px);border-color:#c7d7f7;}
.feature-icon{font-size:36px;margin-bottom:12px;}
.feature-card h3{font-size:18px;margin-bottom:8px;}
.feature-card p{color:var(--muted);font-size:14px;}

/* trial */
.trial-box{text-align:center;background:#fff;border-radius:var(--radius);padding:48px 24px;box-shadow:0 4px 20px rgba(0,0,0,.06);}
.trial-box h2{font-size:28px;margin-bottom:10px;}
.trial-box p{color:var(--muted);margin-bottom:24px;}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.contact-card{background:var(--bg);border-radius:var(--radius);padding:28px 24px;text-align:center;}
.contact-card h3{margin-bottom:8px;font-size:17px;}
.contact-big{font-size:24px;font-weight:700;color:var(--primary);}
.contact-card p{color:var(--muted);font-size:14px;}

/* footer */
.footer{background:#0f172a;color:#94a3b8;padding:28px 0;text-align:center;font-size:13px;}
.footer a{color:#93c5fd;}
.footer-links{margin-top:6px;}

/* forms */
.page-section{padding-top:44px;}
.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px;margin-bottom:20px;box-shadow:0 2px 12px rgba(0,0,0,.04);}
.form-card h2{margin-bottom:6px;font-size:24px;}
.form-tip{color:var(--muted);font-size:14px;margin-bottom:22px;}
.form-row{display:flex;gap:16px;}
.form-col{flex:1;}
label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px;}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=password],input[type=file],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,86,219,.12);}
textarea{resize:vertical;}
form .btn{margin-top:20px;}
.form-msg{margin-top:12px;font-size:14px;min-height:20px;text-align:center;}
.form-msg.ok{color:#059669;}
.form-msg.err{color:#dc2626;}
.contact-inline{text-align:center;padding:18px;}
.contact-inline p{margin:0;}

/* modal */
.modal{display:none;position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:200;align-items:center;justify-content:center;padding:20px;}
.modal.show{display:flex;}
.modal-box{background:#fff;border-radius:var(--radius);max-width:460px;width:100%;padding:32px;position:relative;max-height:90vh;overflow-y:auto;}
.modal-box h3{font-size:22px;margin-bottom:4px;}
.modal-tip{color:var(--muted);font-size:13px;margin-bottom:8px;}
.modal-close{position:absolute;top:12px;right:14px;background:none;border:none;font-size:26px;cursor:pointer;color:var(--muted);line-height:1;}

/* admin */
.admin-body{background:var(--bg);}
.admin-login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;}
.admin-login .form-card{max-width:400px;width:100%;}
.admin-stats{display:flex;gap:16px;margin-bottom:18px;flex-wrap:wrap;}
.stat{flex:1;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center;min-width:120px;}
.stat strong{display:block;font-size:26px;color:var(--primary);}
.stat span{font-size:13px;color:var(--muted);}
.admin-toolbar{display:flex;gap:12px;margin-bottom:18px;align-items:center;}
.admin-toolbar select{width:auto;padding:8px 12px;}
.fb-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-bottom:14px;}
.fb-item.replied{border-left:4px solid #059669;}
.fb-item:not(.replied){border-left:4px solid var(--accent);}
.fb-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
.fb-id{font-weight:700;color:var(--primary);}
.fb-type{font-size:14px;font-weight:600;}
.fb-tag{font-size:12px;background:#eef2ff;color:#4338ca;border-radius:999px;padding:2px 10px;}
.fb-badge{font-size:12px;border-radius:999px;padding:2px 10px;font-weight:600;}
.fb-badge.ok{background:#d1fae5;color:#047857;}
.fb-badge.pending{background:#fef3c7;color:#b45309;}
.fb-time{margin-left:auto;font-size:12px;color:var(--muted);}
.fb-meta{font-size:13px;color:var(--muted);margin-bottom:8px;}
.fb-desc{font-size:14px;white-space:pre-wrap;background:var(--bg);border-radius:8px;padding:10px 12px;margin-bottom:8px;}
.fb-shot{font-size:13px;margin-bottom:8px;}
.fb-reply{font-size:14px;background:#ecfdf5;border-radius:8px;padding:10px 12px;margin-bottom:8px;}
.fb-reply em{color:var(--muted);font-size:12px;}
.fb-actions{display:flex;gap:10px;align-items:flex-start;}
.fb-actions textarea{flex:1;}
.empty{text-align:center;color:#111827;padding:40px;background:#fff;border-radius:var(--radius);}

/* responsive */
@media (max-width:820px){
  .feature-grid,.contact-grid{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:32px;}
  .form-row{flex-direction:column;gap:0;}
}
@media (max-width:560px){
  .feature-grid,.contact-grid{grid-template-columns:1fr;}
  .nav-links{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;border-bottom:1px solid var(--border);gap:14px;}
  .nav-links.show{display:flex;}
  .nav-toggle{display:block;}
  .fb-time{margin-left:0;}
}

/* ===== 功能标签 & AI卡片 & 流程条 (2026-09-14) ===== */
.feature-tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 4px;}
.feature-tags span{display:inline-block;font-size:12px;line-height:1;padding:6px 10px;border-radius:12px;background:#eef4ff;color:#1a56db;border:1px solid #d3e2fb;}
.feature-card .feature-sub{margin:8px 0 2px;font-size:13px;color:var(--muted);font-weight:600;}
.feature-ai{background:linear-gradient(160deg,#f5f9ff 0%,#eef4ff 60%,#f0f0ff 100%);border-color:#c7d7f7;}
.feature-ai .feature-tags span{background:linear-gradient(135deg,#1a56db,#6d5df6);color:#fff;border-color:transparent;}
.card-badge{display:inline-block;vertical-align:middle;font-size:11px;font-weight:600;line-height:1;padding:5px 8px;margin-left:6px;border-radius:10px;background:linear-gradient(135deg,#ff7a18,#af002d 90%);color:#fff;letter-spacing:.5px;}
.flow-steps{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-top:24px;}
.flow-step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px 12px;text-align:center;transition:.2s;}
.flow-step:hover{box-shadow:0 8px 24px rgba(26,86,219,.12);transform:translateY(-3px);border-color:#c7d7f7;}
.flow-step strong{display:block;font-size:14px;color:#1a56db;margin-bottom:6px;}
.flow-step span{font-size:12px;color:var(--muted);}
@media (max-width:900px){.flow-steps{grid-template-columns:repeat(3,1fr);}}
@media (max-width:560px){.flow-steps{grid-template-columns:repeat(2,1fr);}}

/* ===== 富文本编辑器 (主页内容管理) ===== */
.rte-bar{display:flex;gap:4px;margin-bottom:4px;flex-wrap:wrap}
.rte-bar button{min-width:32px;height:30px;padding:0 8px;border:1px solid #d1d5db;background:#f9fafb;border-radius:6px;cursor:pointer;font-size:14px;color:#1f2937}
.rte-bar button:hover{background:#e5e7eb}
.rte-area{width:100%;min-height:84px;max-height:220px;overflow:auto;padding:8px;border:1px solid #d1d5db;border-radius:8px;background:#fff;line-height:1.7;font-size:14px;color:#1f2937}
.rte-area:focus{outline:2px solid #1e40af;outline-offset:-1px}
.rte-area a{color:#1d4ed8;text-decoration:underline}