:root{
  --ink:#1A3A5C;        /* 主色 深墨蓝 */
  --gold:#D4A843;       /* 辅色 香槟金 */
  --bg:#F5F7FA;
  --card:#ffffff;
  --line:#E6EAF0;
  --text:#23303C;
  --text-2:#5B6B7B;
  --text-3:#93A1AF;
  --green:#2E9E5B;
  --red:#D9534F;
  --radius:8px;
  --shadow:0 1px 4px rgba(26,58,92,.06),0 4px 16px rgba(26,58,92,.06);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  line-height:1.6;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
.hidden{display:none !important}
.ipt{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:6px;
  font-size:14px;outline:none;transition:border .2s;background:#fff;color:var(--text);
}
.ipt:focus{border-color:var(--ink)}
textarea.ipt{resize:vertical;min-height:90px;font-family:inherit}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 18px;border:none;border-radius:6px;font-size:14px;cursor:pointer;
  transition:filter .15s,transform .1s;font-family:inherit;
}
.btn:hover{filter:brightness(.96)}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--ink);color:#fff}
.btn-gold{background:var(--gold);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-danger{background:#fff;color:var(--red);border:1px solid #f0d3d2}
.btn-sm{padding:5px 12px;font-size:13px}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed}

/* ---------- 登录页 ---------- */
.login-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(600px 300px at 85% -10%,rgba(212,168,67,.12),transparent 60%),
    linear-gradient(135deg,#16324F,#1A3A5C);
  padding:20px;
}
.login-card{
  width:100%;max-width:360px;background:#fff;border-radius:12px;
  padding:36px 30px;box-shadow:0 12px 40px rgba(0,0,0,.25);
}
.login-logo{font-size:30px;font-weight:800;color:var(--ink);text-align:center;letter-spacing:1px}
.login-logo span{color:var(--gold)}
.login-sub{text-align:center;color:var(--text-2);font-size:13px;margin:8px 0 24px}
.login-card .ipt{margin-bottom:14px}
.form-msg{font-size:13px;color:var(--red);min-height:18px;margin-bottom:6px}
.form-msg.ok{color:var(--green)}

/* ---------- 布局 ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:210px;background:var(--ink);color:#fff;flex-shrink:0;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.side-logo{font-size:22px;font-weight:800;padding:20px 18px 16px;letter-spacing:1px}
.side-logo span{color:var(--gold)}
.side-nav{flex:1;padding:4px 10px}
.side-nav a{
  display:flex;align-items:center;padding:11px 14px;margin:2px 0;
  color:#C9D6E4;font-size:14px;border-radius:6px;cursor:pointer;text-decoration:none;
  transition:background .15s;
}
.side-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.side-nav a.active{background:rgba(212,168,67,.22);color:#fff;font-weight:600;border-left:3px solid var(--gold)}
.side-user{
  padding:14px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;
}
.side-user-name{font-weight:600;font-size:14px}
.side-user-role{color:#9fb3c8;font-size:12px;margin-bottom:8px}
.side-logout{
  background:rgba(255,255,255,.12);color:#fff;border:none;border-radius:6px;
  padding:6px 14px;font-size:12px;cursor:pointer;width:100%;
}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  background:#fff;padding:16px 26px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10;
}
.topbar h1{font-size:20px;color:var(--ink)}
.badge{
  background:var(--red);color:#fff;font-size:12px;border-radius:999px;
  padding:3px 10px;font-weight:600;
}
.page-content{padding:22px 26px;max-width:1100px;width:100%}

/* ---------- 卡片/表格 ---------- */
.card{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:20px;margin-bottom:20px;
}
.card-title{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;justify-content:space-between}
.card-title .sub{font-size:13px;font-weight:400;color:var(--text-3)}
table.list{width:100%;border-collapse:collapse;font-size:14px}
table.list th{
  background:#F5F7FA;color:var(--text-2);text-align:left;padding:11px 12px;
  font-weight:600;border-bottom:1px solid var(--line);white-space:nowrap;
}
table.list td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
table.list tbody tr:nth-child(even){background:#FAFBFC}
table.list tbody tr:hover{background:#EDF3FA}
.tag{
  display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:500;white-space:nowrap;
}
.tag-pending{background:#FFF6E0;color:#B87A00}
.tag-approved{background:#E6F6EC;color:#1E7E46}
.tag-rejected{background:#FDECEB;color:#C0392B}
.tag-role-admin{background:#E8EFF7;color:var(--ink)}
.tag-role-reviewer{background:#F6EDDC;color:#8a6a1c}
.tag-role-editor{background:#F0F2F5;color:#5B6B7B}
.muted{color:var(--text-3);font-size:12px}

/* ---------- 统计卡 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.stat-card{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;
}
.stat-card b{display:block;font-size:26px;color:var(--gold);font-weight:800}
.stat-card span{font-size:13px;color:var(--text-2)}

/* ---------- 两栏 ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}

/* ---------- 表单行 ---------- */
.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px}
.form-row textarea{min-height:110px}

/* ---------- 工具 ---------- */
.flex{display:flex;gap:8px;align-items:center}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mb8{margin-bottom:8px}
.grow{flex:1}
.text-ok{color:var(--green)}.text-err{color:var(--red)}.text-mut{color:var(--text-3)}
.empty-tip{padding:40px 10px;text-align:center;color:var(--text-3);font-size:14px}

/* ---------- Toast ---------- */
.toast{
  position:fixed;top:18px;right:18px;background:#23303C;color:#fff;
  padding:11px 18px;border-radius:6px;font-size:14px;box-shadow:0 6px 20px rgba(0,0,0,.2);
  z-index:999;max-width:320px;
}
.toast.ok{background:var(--green)}
.toast.err{background:var(--red)}

/* ---------- 网址卡片 ---------- */
.link-group-title{font-size:15px;font-weight:700;color:var(--ink);margin:18px 0 10px;padding-bottom:6px;border-bottom:2px solid var(--gold);display:inline-block}
.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.link-card{
  background:#fff;border:1px solid var(--line);border-radius:8px;padding:14px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:8px;transition:box-shadow .15s;
}
.link-card:hover{box-shadow:0 6px 20px rgba(26,58,92,.12)}
.link-card .lc-name{font-weight:700;font-size:14px;color:var(--ink);display:flex;align-items:center;justify-content:space-between}
.link-card .lc-multi{font-size:11px;color:#8a6a1c;background:#F6EDDC;border-radius:4px;padding:1px 6px}
.link-card .lc-note{font-size:12px;color:var(--text-3);min-height:18px}
.link-card .lc-actions{display:flex;gap:6px;flex-wrap:wrap}

/* 编辑弹层 */
.modal-mask{
  position:fixed;inset:0;background:rgba(20,30,45,.45);z-index:200;
  display:flex;align-items:center;justify-content:center;padding:20px;
}
.modal{
  background:#fff;border-radius:10px;width:100%;max-width:520px;max-height:88vh;overflow:auto;
  padding:22px;box-shadow:0 16px 48px rgba(0,0,0,.25);
}
.modal h3{font-size:17px;color:var(--ink);margin-bottom:16px}

/* ---------- 移动端 ---------- */
@media (max-width:768px){
  .app{flex-direction:column}
  .sidebar{
    width:100%;height:auto;position:sticky;top:0;flex-direction:row;align-items:center;
    padding:8px 12px;z-index:100;
  }
  .side-logo{font-size:18px;padding:0 10px 0 0}
  .side-nav{
    display:flex;flex:1;gap:2px;overflow-x:auto;padding:0 4px;
  }
  .side-nav a{
    padding:8px 10px;font-size:13px;white-space:nowrap;margin:0;
    border-left:none !important;border-radius:6px;
  }
  .side-user{display:none}
  .main{min-height:0}
  .topbar{padding:12px 16px}
  .page-content{padding:14px}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:10px}
  .two-col{grid-template-columns:1fr}
  table.list{font-size:13px}
  table.list th,table.list td{padding:8px}
  .modal{max-height:92vh}
}