/* WuYuan网络云验证系统 —— 全局样式（零依赖原生CSS3） */
:root{
  --blue:#2563EB;
  --blue-dark:#1D4ED8;
  --blue-soft:#EFF6FF;
  --bg:#F8FAFC;
  --card:#FFFFFF;
  --text:#1E293B;
  --muted:#64748B;
  --line:#E2E8F0;
  --ok:#16A34A;
  --warn:#D97706;
  --err:#DC2626;
  --radius:12px;
  --shadow:0 4px 6px -1px rgba(0,0,0,0.1);
  --ease:cubic-bezier(0.4, 0, 0.2, 1);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
img{max-width:100%}
.ic{vertical-align:-3px;flex:none}

/* ===== 布局 ===== */
.wrap{max-width:1160px;margin:0 auto;padding:0 16px}
.nav{
  position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:17px;color:var(--text)}
.logo-mark{width:32px;height:32px;border-radius:var(--radius);background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center}
.nav-links{display:flex;align-items:center;gap:10px}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border:none;border-radius:var(--radius);padding:10px 18px;font-size:14px;font-weight:600;
  background:var(--blue);color:#fff;cursor:pointer;transition:all .2s var(--ease);
  box-shadow:var(--shadow);
}
.btn:hover{background:var(--blue-dark);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.ghost{background:#fff;color:var(--text);border:1px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn.block{width:100%}
.btn.sm{padding:6px 12px;font-size:13px}
.btn.danger{background:var(--err)}
.btn.warn{background:var(--warn)}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;background:#94A3B8}

/* ===== 卡片 ===== */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.card-title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;margin:0 0 14px}
.card-title .ic{color:var(--blue)}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ===== 首页 ===== */
.hero{padding:56px 0 36px;text-align:center}
.hero h1{font-size:32px;line-height:1.35;margin:0 0 12px;letter-spacing:-.5px}
.hero h1 span{color:var(--blue)}
.hero p{color:var(--muted);margin:0 auto 24px;max-width:620px}
.hero-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:6px;background:var(--blue-soft);color:var(--blue);
  border-radius:999px;padding:5px 12px;font-size:13px;font-weight:600}
.feature{padding:16px}
.feature h3{margin:8px 0 6px;font-size:15px}
.feature p{margin:0;color:var(--muted);font-size:13.5px}
.feat-ico{width:40px;height:40px;border-radius:var(--radius);background:var(--blue-soft);color:var(--blue);
  display:flex;align-items:center;justify-content:center}
.code-block{
  background:#0F172A;color:#E2E8F0;border-radius:var(--radius);padding:16px;overflow-x:auto;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.7;
  margin:0;box-shadow:var(--shadow);
}
.code-block .c{color:#64748B}
.code-block .k{color:#93C5FD}
.code-block .s{color:#86EFAC}
.footer{padding:28px 0;color:var(--muted);font-size:13px;text-align:center;border-top:1px solid var(--line);margin-top:24px}

/* ===== 登录注册 ===== */
.auth-wrap{min-height:100vh;display:flex}
.auth-left{
  flex:1.1;background:linear-gradient(160deg,#2563EB,#1E40AF);color:#fff;padding:48px 40px;
  display:flex;flex-direction:column;justify-content:center;
}
.auth-left h2{font-size:28px;margin:16px 0 10px}
.auth-left p{opacity:.85;margin:0 0 24px;max-width:380px}
.auth-points{list-style:none;padding:0;margin:0}
.auth-points li{display:flex;align-items:center;gap:8px;padding:6px 0;opacity:.95;font-size:14px}
.auth-right{flex:1;display:flex;align-items:center;justify-content:center;padding:32px 20px;background:var(--bg)}
.auth-card{width:100%;max-width:400px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 22px}
.tabs{display:flex;background:var(--bg);border-radius:var(--radius);padding:4px;margin-bottom:20px}
.tabs button{flex:1;border:none;background:transparent;padding:9px 0;border-radius:9px;font-size:14px;
  font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s var(--ease)}
.tabs button.active{background:#fff;color:var(--blue);box-shadow:var(--shadow)}

/* ===== 表单 ===== */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text)}
.ipt-wrap{position:relative;display:flex;align-items:center}
.input{
  width:100%;border:1px solid var(--line);background:#fff;border-radius:var(--radius);
  padding:11px 14px;font-size:14px;color:var(--text);outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.ipt-wrap .ic{position:absolute;right:12px;color:var(--muted);cursor:pointer}
.ipt-wrap > .ic:first-child{left:12px;right:auto;cursor:default;pointer-events:none}
.ipt-wrap.has-left .input{padding-left:38px}
.ipt-wrap.has-right .input{padding-right:40px}
.tip{font-size:12px;color:var(--muted);margin-top:5px}
.err-msg{font-size:12.5px;color:var(--err);margin-top:5px;display:none}
.row-flex{display:flex;gap:8px}
.row-flex .input{flex:1}

/* ===== 提示条 ===== */
.alert{border-radius:var(--radius);padding:11px 14px;font-size:13.5px;margin-bottom:14px;display:flex;gap:8px;align-items:flex-start}
.alert.ok{background:#F0FDF4;color:#15803D;border:1px solid #BBF7D0}
.alert.err{background:#FEF2F2;color:#B91C1C;border:1px solid #FECACA}

/* ===== 汉堡菜单 + 侧边栏（右侧滑出） ===== */
.fab-menu{
  position:fixed;left:16px;top:16px;z-index:60;width:42px;height:42px;border-radius:var(--radius);
  border:1px solid var(--line);background:#fff;color:var(--text);display:flex;align-items:center;
  justify-content:center;cursor:pointer;box-shadow:var(--shadow);
}
.sidebar{
  position:fixed;top:0;right:0;bottom:0;width:280px;max-width:84vw;background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .3s var(--ease);overflow-y:auto;
  box-shadow:-4px 0 16px rgba(0,0,0,.08);padding:0 0 20px;
}
.sidebar.open{transform:translateX(0)}
.mask{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:70;opacity:0;visibility:hidden;transition:opacity .3s var(--ease)}
.mask.open{opacity:1;visibility:visible}
.side-head{padding:20px 18px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.side-head strong{font-size:15px}
.side-close{margin-left:auto;background:none;border:none;color:var(--muted);cursor:pointer;padding:4px}
.side-group{padding:12px 12px 4px}
.side-group h4{font-size:12px;color:var(--muted);margin:0 0 6px;padding-left:8px;font-weight:600;letter-spacing:.5px}
.side-link{display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:var(--radius);
  color:var(--text);font-size:14px;transition:background .2s var(--ease)}
.side-link:hover{background:var(--bg)}
.side-link.active{background:var(--blue-soft);color:var(--blue);font-weight:600}
.side-link .ic{color:var(--muted)}
.side-link.active .ic{color:var(--blue)}

/* ===== 控制台 ===== */
.console-head{display:flex;align-items:center;gap:12px;padding:16px 0 8px}
.console-head h1{font-size:20px;margin:0}
.page{padding:12px 0 40px}
.user-card{display:flex;align-items:center;gap:14px}
.avatar{width:52px;height:52px;border-radius:50%;background:var(--blue);color:#fff;display:flex;
  align-items:center;justify-content:center;font-size:22px;font-weight:700;flex:none}
.user-meta{min-width:0}
.user-meta .uname{font-size:17px;font-weight:700;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.lv{font-size:11.5px;font-weight:700;border-radius:999px;padding:2px 9px;background:var(--blue-soft);color:var(--blue)}
.lv.lv2{background:#E0F2FE;color:#0369A1}
.lv.lv3{background:#FEF3C7;color:#B45309}
.lv.lv4{background:#E2E8F0;color:#334155}
.lv.lv5{background:#F3E8FF;color:#7E22CE}
.lv.lv6{background:#FCE7F3;color:#BE185D}
.hearts{color:#DB2777;display:inline-flex;align-items:center;gap:5px;font-size:13px;margin-top:4px}
.stat{text-align:center;padding:14px 8px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow)}
.stat b{display:block;font-size:20px;color:var(--blue)}
.stat span{font-size:12.5px;color:var(--muted)}
.balance{font-size:28px;font-weight:800;color:var(--blue);letter-spacing:-.5px}
.balance small{font-size:14px;font-weight:600;margin-left:4px}

/* ===== 表格 ===== */
.table-wrap{overflow-x:auto;border-radius:var(--radius)}
table.tb{width:100%;border-collapse:collapse;font-size:13.5px;min-width:520px}
table.tb th{text-align:left;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
table.tb td{padding:11px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
table.tb tr:last-child td{border-bottom:none}
.tag{display:inline-block;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:600}
.tag.g{background:#F0FDF4;color:#15803D}
.tag.b{background:var(--blue-soft);color:var(--blue)}
.tag.y{background:#FEF3C7;color:#B45309}
.tag.r{background:#FEE2E2;color:#B91C1C}
.tag.grey{background:#F1F5F9;color:#475569}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;word-break:break-all;white-space:normal}

/* ===== 分页 ===== */
.pager{display:flex;gap:6px;justify-content:center;align-items:center;margin-top:14px;flex-wrap:wrap}
.pager a,.pager span{min-width:34px;height:34px;border-radius:9px;display:inline-flex;align-items:center;
  justify-content:center;font-size:13px;background:#fff;border:1px solid var(--line);color:var(--text)}
.pager a.cur{background:var(--blue);color:#fff;border-color:var(--blue);font-weight:700}

/* ===== 空数据 ===== */
.empty-box{text-align:center;padding:36px 10px;color:var(--muted)}
.empty-text{margin:10px 0 0;font-size:13.5px}

/* ===== 极验 / 滑块兜底 ===== */
.gt-holder{margin-bottom:14px}
.fallback-slider{position:relative;height:42px;border-radius:var(--radius);background:var(--blue-soft);
  border:1px solid var(--line);overflow:hidden;user-select:none}
.fs-track{position:absolute;left:0;top:0;bottom:0;width:0;background:#DBEAFE;transition:width .1s linear}
.fs-text{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted);pointer-events:none}
.fs-btn{position:absolute;left:0;top:0;height:42px;width:52px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--blue);
  cursor:grab;box-shadow:var(--shadow);touch-action:none}
.fs-btn:active{cursor:grabbing}
.fallback-slider.done .fs-track{background:#DCFCE7}
.fallback-slider.done .fs-text{color:#15803D}

/* ===== 响应式 ===== */
@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .auth-left{display:none}
  .auth-right{flex:1}
  .hero h1{font-size:26px}
  .hero{padding:36px 0 24px}
}
@media (max-width:560px){
  .g2,.g3,.g4{grid-template-columns:1fr}
  .wrap{padding:0 12px}
  .card{padding:14px}
  .hero h1{font-size:23px}
  .balance{font-size:24px}
  .console-head h1{font-size:18px}
}