/* MiniAI 授权站样式 */
:root{
  --primary:#4F46E5; --primary-dark:#4338CA; --bg:#F8FAFC; --card:#fff;
  --text:#1E293B; --muted:#64748B; --border:#E2E8F0; --ok:#16A34A; --warn:#D97706; --danger:#DC2626;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1080px;margin:0 auto;padding:0 16px}

/* 顶栏 */
.nav{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.nav .container{display:flex;align-items:center;height:60px}
.nav .logo{font-size:20px;font-weight:800;color:var(--primary)}
.nav .logo span{color:var(--text)}
.nav .menu{margin-left:auto;display:flex;gap:20px;align-items:center}
.nav .menu a{color:var(--muted);font-weight:500}
.nav .menu a:hover{color:var(--primary);text-decoration:none}
.btn{display:inline-block;background:var(--primary);color:#fff!important;padding:10px 26px;border-radius:8px;font-weight:600;border:none;cursor:pointer;font-size:15px;text-decoration:none!important}
.btn:hover{background:var(--primary-dark)}
.btn-lg{padding:14px 40px;font-size:17px}
.btn-ok{background:var(--ok)} .btn-ok:hover{background:#15803D}
.btn-ghost{background:#fff;color:var(--primary)!important;border:1.5px solid var(--primary)}
.btn-block{display:block;width:100%;text-align:center}
.btn-sm{padding:6px 14px;font-size:13px}

/* Hero */
.hero{background:linear-gradient(135deg,#4F46E5 0%,#7C3AED 60%,#A855F7 100%);color:#fff;padding:80px 0 90px;text-align:center}
.hero h1{font-size:40px;font-weight:800;margin-bottom:16px}
.hero p{font-size:18px;opacity:.92;max-width:680px;margin:0 auto 30px}
.hero .badge{display:inline-block;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);padding:6px 18px;border-radius:99px;font-size:13px;margin-bottom:20px}

/* 区块 */
.section{padding:60px 0}
.section h2{font-size:28px;text-align:center;margin-bottom:10px}
.section .sub{text-align:center;color:var(--muted);margin-bottom:40px}

/* 功能卡片 */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:26px;transition:.2s}
.card:hover{box-shadow:0 10px 30px rgba(0,0,0,.08);transform:translateY(-3px)}
.card .icon{font-size:32px;margin-bottom:12px}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px}

/* 截图区 */
.shots{display:grid;grid-template-columns:repeat(auto-fit,minmax(440px,1fr));gap:24px}
.shot{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.shot img{width:100%;display:block}
.shot .cap{padding:12px 18px;font-size:14px;color:var(--muted);text-align:center}
.placeholder{display:flex;align-items:center;justify-content:center;height:260px;background:linear-gradient(135deg,#EEF2FF,#F5F3FF);color:var(--primary);font-size:15px;border-bottom:1px solid var(--border)}

/* 价格表 */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;max-width:900px;margin:0 auto}
.plan{background:var(--card);border:2px solid var(--border);border-radius:16px;padding:32px 26px;text-align:center;position:relative}
.plan.hot{border-color:var(--primary);box-shadow:0 12px 36px rgba(79,70,229,.15)}
.plan .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;font-size:12px;padding:4px 16px;border-radius:99px;font-weight:600}
.plan h3{font-size:20px;margin-bottom:8px}
.plan .price{font-size:38px;font-weight:800;color:var(--primary);margin:12px 0}
.plan .price small{font-size:15px;color:var(--muted);font-weight:400}
.plan ul{list-style:none;margin:18px 0 24px;text-align:left;color:var(--muted);font-size:14px}
.plan li{padding:6px 0;border-bottom:1px dashed var(--border)}
.plan li::before{content:'✓ ';color:var(--ok);font-weight:700}

/* 表单 */
.form-card{background:var(--card);border:1px solid var(--border);border-radius:14px;max-width:420px;margin:50px auto;padding:34px}
.form-card h2{margin-bottom:20px;text-align:center}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:8px;font-size:15px;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
.msg{background:#FEF2F2;border:1px solid #FECACA;color:#B91C1C;padding:12px 14px;border-radius:8px;margin-bottom:16px;font-size:14px}
.msg.ok{background:#F0FDF4;border-color:#BBF7D0;color:#15803D}
.tip{font-size:13px;color:var(--muted)}

/* 表格 */
.table-wrap{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:auto;margin:24px 0}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}
th{background:#F8FAFC;font-weight:600;color:var(--muted)}
tr:hover td{background:#F8FAFC}
.badge-p{display:inline-block;padding:3px 12px;border-radius:99px;font-size:12px;font-weight:600}
.b-ok{background:#DCFCE7;color:#15803D}.b-wait{background:#FEF9C3;color:#A16207}.b-off{background:#F1F5F9;color:#64748B}.b-danger{background:#FEE2E2;color:#B91C1C}
.code-box{background:#0F172A;color:#E2E8F0;padding:14px 16px;border-radius:10px;font-family:Consolas,monospace;font-size:12.5px;word-break:break-all;margin:10px 0;user-select:all}

/* 页脚 */
.footer{background:#0F172A;color:#94A3B8;text-align:center;padding:30px 0;font-size:13px;margin-top:60px}
.footer b{color:#E2E8F0}
.hint{background:#EFF6FF;border:1px solid #BFDBFE;color:#1D4ED8;padding:12px 16px;border-radius:10px;font-size:13px;margin:14px 0}