/* ============================================================================
   南川区无人机协会 · 低空综合管理服务平台
   统一设计系统 v2 —— 政务蓝 × 低空科技
   - 8px 栅格 · 圆角层级 · 150-300ms 动效
   - 正文对比度 ≥ 4.5:1（WCAG 2.1 AA，已核验）
   - 字体栈仅使用 OFL 开源/系统字体，不含微软雅黑
   ========================================================================== */
:root{
  /* 主色（航空深蓝） */
  --primary:#1552E6;
  --primary-deep:#0E3FA8;
  --primary-ink:#0B1F3F;
  --primary-tint:#EAF1FE;

  /* 语义色与浅底色 */
  --success:#08755B; --success-tint:#E3F4ED;
  --warning:#B45309; --warning-tint:#FEF2E4;
  --danger:#C0382F;  --danger-tint:#FCEAE9;
  --info:#1552E6;    --info-tint:#EAF1FE;

  /* 文字层级 */
  --text:#0F172A; --sub:#475569; --muted:#94A3B8;

  /* 结构 */
  --line:#E2E8F0; --line-strong:#CBD5E1;
  --bg:#F1F5F9; --card:#FFFFFF; --nav-bg:#0B1F3F;

  /* 圆角 */
  --radius:14px; --radius-card:14px; --radius-btn:10px; --radius-sm:8px; --radius-full:999px;

  /* 阴影 */
  --shadow-sm:0 1px 2px rgba(11,31,63,.06);
  --shadow:0 1px 3px rgba(11,31,63,.07),0 4px 14px rgba(11,31,63,.05);
  --shadow-md:0 6px 18px rgba(11,31,63,.10),0 2px 6px rgba(11,31,63,.06);
  --shadow-lg:0 24px 60px rgba(7,20,45,.30);

  /* 字体与动效 */
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","HarmonyOS Sans SC","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:ui-monospace,SFMono-Regular,"Cascadia Mono",Consolas,Menlo,monospace;
  --ease:cubic-bezier(.4,0,.2,1);
  --dur:180ms;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--primary);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--primary-deep);text-decoration:underline}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px;color:var(--text)}
h1,h2,h3,h4{margin:0 0 10px;font-weight:600;letter-spacing:.2px}
h1{font-size:22px}h2{font-size:16px}h3{font-size:14px}h4{font-size:13px}
::selection{background:var(--primary);color:#fff}

/* 通用工具 */
.hidden{display:none!important}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.grow{flex:1}
.row.between{justify-content:space-between}
.mt{margin-top:12px}.mb{margin-bottom:12px}
.muted{color:var(--sub)}
.small{font-size:12px}
.center{text-align:center}
.right{text-align:right}
.w300{min-width:300px}

/* ============================================================================
   布局骨架：深蓝导航舱 + 内容区
   ========================================================================== */
.shell{display:flex;min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;width:250px;flex-shrink:0;display:flex;flex-direction:column;color:#fff;overflow:hidden;
  background:
    radial-gradient(130% 55% at 15% -5%,rgba(46,107,255,.38) 0%,rgba(46,107,255,0) 55%),
    radial-gradient(120% 45% at 110% 110%,rgba(14,63,168,.55) 0%,rgba(14,63,168,0) 50%),
    linear-gradient(180deg,#0E2A55 0%,var(--nav-bg) 46%,#071930 100%);
  border-right:1px solid rgba(255,255,255,.08)}

/* 品牌区与雷达标识 */
.sidebar .brand{display:flex;align-items:center;gap:12px;padding:18px 16px 16px;margin:0;border-bottom:1px solid rgba(255,255,255,.10)}
.sidebar .brand .mark{position:relative;flex-shrink:0;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#3E76FF 0%,var(--primary) 52%,var(--primary-deep) 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 5px 12px rgba(4,14,38,.45)}
.sidebar .brand .mark::after{content:"";position:absolute;inset:10px;border:1.5px solid rgba(255,255,255,.9);border-top-color:transparent;border-radius:50%;animation:radarSpin 7s linear infinite}
.sidebar .brand b{display:block;font-size:15.5px;font-weight:700;letter-spacing:.5px;line-height:1.3}
.sidebar .brand small{display:block;font-size:11px;font-weight:400;color:rgba(255,255,255,.62);letter-spacing:.4px;margin-top:2px}

/* 导航 */
.sidebar nav{flex:1;overflow-x:hidden;overflow-y:auto;padding:14px 10px 16px}
.sidebar nav::-webkit-scrollbar{width:6px}
.sidebar nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:99px}
.sidebar a{position:relative;display:flex;align-items:center;gap:10px;margin:2px 0;padding:10px 13px;border-radius:10px;
  color:rgba(255,255,255,.78);font-size:13.5px;line-height:1.4;cursor:pointer;user-select:none;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}
.sidebar a::before{content:"";flex-shrink:0;width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.32);transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.sidebar a:hover{background:rgba(255,255,255,.07);color:#fff}
.sidebar a:hover::before{background:rgba(255,255,255,.65)}
.sidebar a.active{background:linear-gradient(90deg,rgba(21,82,230,.5),rgba(21,82,230,.16));color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.10)}
.sidebar a.active::before{background:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.16)}
.sidebar .nav-badge{margin-left:auto}

/* 底部位号与退出 */
.sidebar .meta{padding:14px 18px;border-top:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.03);font-size:12px;color:rgba(255,255,255,.6);line-height:1.85}
.sidebar .meta b{display:block;font-size:13px;color:#fff;letter-spacing:.3px}
.sidebar .meta .btn{margin-top:8px}

/* ============================================================================
   内容区与页头
   ========================================================================== */
.main{flex:1;min-width:0;padding:26px 30px 52px}
.pagehead{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.pagehead h1{display:inline-flex;align-items:center;gap:10px;margin:0;font-size:21px;font-weight:700;letter-spacing:.3px}
.pagehead h1::before{content:"";width:4px;height:19px;border-radius:99px;background:linear-gradient(180deg,var(--primary),#86A9FF)}

/* ============================================================================
   卡片 · 网格 · 统计
   ========================================================================== */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow);margin-bottom:16px}
.card h2{display:flex;align-items:center;gap:9px;margin-bottom:14px;font-size:16px}
.card h2::before{content:"";width:3px;height:15px;border-radius:2px;background:linear-gradient(180deg,var(--primary),#86A9FF)}
.card h3{font-size:14px}
.grid{display:grid;gap:16px}
.grid.cards{grid-template-columns:repeat(auto-fill,minmax(232px,1fr))}
.stat{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:18px 18px 16px 20px;box-shadow:var(--shadow-sm);transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--primary),#86A9FF)}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat .num{font-size:28px;font-weight:800;color:var(--primary-ink);letter-spacing:.6px;line-height:1.25}
.stat .label{color:var(--muted);font-size:13px;margin-top:4px;font-weight:500}
.stat .sub{display:block;font-size:12px;color:var(--muted);margin-top:8px}

/* ============================================================================
   表单
   ========================================================================== */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--sub);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--line-strong);border-radius:var(--radius-btn);background:#fff;outline:none;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.field input::placeholder,.field textarea::placeholder{color:#A8B4C6}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#A5B2C4}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(21,82,230,.16)}
.field input:disabled,.field select:disabled,.field textarea:disabled{background:#F1F5F9;color:var(--muted);cursor:not-allowed}
.field input[readonly]{background:#F8FAFC;color:var(--sub)}
.field textarea{min-height:76px;resize:vertical;line-height:1.6}
.field select{padding-right:32px;-webkit-appearance:none;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 11px center}
.field input[type=checkbox],.field input[type=radio],input[type=checkbox],input[type=radio]{width:16px;height:16px;margin:0 7px 0 0;padding:0;border:none;background:transparent;box-shadow:none;accent-color:var(--primary);vertical-align:-3px}
.form-row{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(212px,1fr))}

/* ============================================================================
   按钮
   ========================================================================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 16px;border-radius:var(--radius-btn);border:1px solid transparent;
  background:var(--primary);color:#fff;font-size:14px;font-weight:500;line-height:1.3;white-space:nowrap;text-decoration:none;
  box-shadow:0 1px 2px rgba(11,31,63,.14);cursor:pointer;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),transform .08s var(--ease)}
.btn:hover{background:#1D5BE0;color:#fff;text-decoration:none;box-shadow:var(--shadow-sm)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.btn.secondary{background:#fff;border-color:var(--line-strong);color:var(--sub);box-shadow:none}
.btn.secondary:hover{border-color:#A5B2C4;background:#F8FAFC;color:var(--text)}
.btn.success{background:var(--success)}
.btn.success:hover{background:#09906F}
.btn.warning{background:var(--warning)}
.btn.warning:hover{background:#C45B0A}
.btn.danger{background:var(--danger)}
.btn.danger:hover{background:#D2473C}
.btn.ghost{background:transparent;border-color:var(--line-strong);color:var(--primary);box-shadow:none}
.btn.ghost:hover{background:var(--primary-tint);border-color:var(--primary)}
.btn.sm,.btn.small{padding:5px 11px;font-size:12.5px;border-radius:var(--radius-sm)}

/* ============================================================================
   徽章 / 状态
   ========================================================================== */
.badge{display:inline-block;padding:3px 10px;border-radius:var(--radius-full);font-size:12px;line-height:1.5;font-weight:600;border:1px solid transparent;white-space:nowrap;background:var(--line);color:var(--sub)}
.badge.success{background:var(--success-tint);color:var(--success);border-color:rgba(8,117,91,.20)}
.badge.warning{background:var(--warning-tint);color:var(--warning);border-color:rgba(180,83,9,.20)}
.badge.danger{background:var(--danger-tint);color:var(--danger);border-color:rgba(192,56,47,.20)}
.badge.info{background:var(--info-tint);color:var(--primary-deep);border-color:rgba(21,82,230,.16)}
.badge.gray{background:#EEF2F7;color:var(--sub);border-color:transparent}

/* ============================================================================
   表格
   ========================================================================== */
.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);margin-bottom:16px}
.card .table-wrap{margin-bottom:0}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;white-space:nowrap}
th{background:#F8FAFC;color:var(--sub);font-weight:600;font-size:12.5px;letter-spacing:.3px}
tbody tr{transition:background var(--dur) var(--ease)}
tbody tr:hover{background:#F5F8FD}
tr:last-child td{border-bottom:none}
td.wrap{white-space:normal;min-width:180px}
td .muted{display:block}

/* ============================================================================
   通知条 · 空态
   ========================================================================== */
.notice{display:flex;gap:12px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--info);border-radius:10px;padding:13px 16px;margin-bottom:10px;box-shadow:var(--shadow-sm)}
.notice h4{margin:0 0 4px;font-size:14px}
.notice p{margin:0;color:var(--sub);font-size:13px}
.notice.unread{border-left-color:var(--primary);background:#F4F8FF;box-shadow:inset 0 0 0 1px rgba(21,82,230,.10)}
.empty{padding:48px 20px;text-align:center;color:var(--muted);font-size:13.5px}
.empty::before{content:"";display:block;width:42px;height:42px;margin:0 auto 14px;border:1.5px dashed #C3CEDD;border-radius:50%;background-image:radial-gradient(circle,#B9C5D6 2.2px,transparent 2.8px);background-size:10px 10px;background-position:center}

/* ============================================================================
   Toast 消息
   ========================================================================== */
.toast{position:fixed;right:22px;top:22px;z-index:9999;display:flex;align-items:center;gap:9px;max-width:340px;background:#0F172A;color:#fff;
  padding:11px 18px;border-radius:10px;font-size:13.5px;box-shadow:var(--shadow-lg);animation:toastIn var(--dur) var(--ease)}
.toast::before{content:"";flex-shrink:0;width:8px;height:8px;border-radius:50%;background:#E2E8F0}
.toast.success{background:var(--success)}
.toast.success::before{background:#D9F3EA}
.toast.error{background:var(--danger)}
.toast.error::before{background:#FFDAD5}
@keyframes toastIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* ============================================================================
   页签 · 分段控件 · 标签 · 导航角标
   ========================================================================== */
.tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.tabs .btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.seg{display:flex;width:max-content;max-width:100%;overflow:auto;background:#E9EDF3;border-radius:var(--radius-btn);padding:3px}
.seg button{border:none;background:transparent;padding:7px 15px;border-radius:7px;color:var(--sub);font-size:13.5px;font-weight:500;transition:background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.seg button:hover{color:var(--text)}
.seg button.active{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
.pill{display:inline-block;background:var(--primary-tint);color:var(--primary-deep);border-radius:var(--radius-full);padding:3px 11px;font-size:12px;font-weight:500;margin:2px 4px 2px 0}
.nav-badge{display:inline-block;min-width:21px;background:#F43F5E;color:#fff;border-radius:var(--radius-full);padding:1px 7px;font-size:11px;line-height:1.6;font-weight:700;text-align:center;box-shadow:0 0 0 2px rgba(11,31,63,.45);vertical-align:1px}

/* ============================================================================
   登录页
   ========================================================================== */
.login-wrap{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;overflow:hidden;
  background:
    radial-gradient(900px 520px at 88% -12%,rgba(46,107,255,.5) 0%,rgba(46,107,255,0) 58%),
    radial-gradient(760px 460px at -8% 112%,rgba(21,82,230,.42) 0%,rgba(21,82,230,0) 55%),
    linear-gradient(160deg,#0B3A95 0%,#0B1F3F 56%,#071831 100%)}
.login-wrap::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(760px 500px at 50% 42%,#000 28%,transparent 74%);
  mask-image:radial-gradient(760px 500px at 50% 42%,#000 28%,transparent 74%)}
.login-wrap::after{content:"";position:absolute;left:50%;top:50%;width:620px;height:620px;pointer-events:none;
  border:1px solid rgba(255,255,255,.09);border-radius:50%;transform:translate(-50%,-50%)}
.login-wrap .ring2{position:absolute;left:50%;top:50%;width:420px;height:420px;pointer-events:none;
  border:1px solid rgba(255,255,255,.07);border-radius:50%;transform:translate(-50%,-50%)}
.login-card{position:relative;z-index:1;width:100%;max-width:432px;background:rgba(255,255,255,.985);border-radius:22px;box-shadow:var(--shadow-lg);padding:38px 36px 28px}
.login-card .logo{display:flex;justify-content:center;margin-bottom:16px}
.login-card .logo .mark{position:relative;width:58px;height:58px;border-radius:17px;display:grid;place-items:center;
  background:linear-gradient(135deg,#3E76FF 0%,var(--primary) 52%,var(--primary-deep) 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 10px 22px rgba(21,82,230,.35)}
.login-card .logo .mark::after{content:"";position:absolute;inset:15px;border:1.5px solid rgba(255,255,255,.92);border-top-color:transparent;border-radius:50%;animation:radarSpin 7s linear infinite}
.login-card h1{font-size:23px;text-align:center;letter-spacing:.6px;margin:0 0 6px}
.login-card .sub{text-align:center;color:var(--sub);font-size:13.5px;margin-bottom:24px}
.login-card .field{margin-bottom:16px}
.login-card .btn{height:46px;font-size:15px;font-weight:600}
.role-tip{margin-top:20px;padding:12px 14px;background:#F3F6FB;border:1px dashed #C6D4EA;border-radius:12px;text-align:center;font-size:12px;color:var(--sub);line-height:1.95}
.role-tip b{color:var(--primary-deep);font-weight:700}
@keyframes radarSpin{to{transform:rotate(360deg)}}

/* ============================================================================
   滚动条 · 响应式
   ========================================================================== */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#C6CFDC;border-radius:99px;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:#A9B6C8;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-track{background:transparent}

@media (max-width:960px){
  .shell{flex-direction:column}
  .sidebar{position:static;width:100%;height:auto;flex-direction:row;align-items:center;gap:10px;padding:10px 14px;border-right:none;border-bottom:1px solid rgba(255,255,255,.08)}
  .sidebar .brand{border-bottom:none;padding:0;flex-shrink:0}
  .sidebar .brand .mark{width:34px;height:34px;border-radius:10px}
  .sidebar .brand .mark::after{inset:8px}
  .sidebar .brand small{display:none}
  .sidebar nav{display:flex;gap:4px;padding:0;overflow-x:auto;overflow-y:hidden;flex:1}
  .sidebar a{margin:0;padding:9px 12px;white-space:nowrap}
  .sidebar a::before{display:none}
  .sidebar .meta{display:none}
  .main{padding:20px 16px 40px}
  .login-wrap{padding:16px}
  .login-card{padding:32px 24px 24px}
}
@media (max-width:520px){
  .form-row{grid-template-columns:1fr}
  .grid.cards{grid-template-columns:1fr}
  .pagehead h1{font-size:19px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* ============================================================================
   Web / 手机端适配增强（v2.1）
   - 断点体系：960（顶栏化）→ 768（触控/表格）→ 520（手机竖屏）
   - 追加覆盖，不改动既有规则；其余规则优先级不变
   ========================================================================== */
@media (max-width:1024px){
  .main{padding:20px 20px 44px}
  .pagehead{margin-bottom:16px}
  .stat .num{font-size:25px}
  .login-card{max-width:404px}
}
@media (max-width:960px){
  .sidebar{position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(7,20,45,.20)}
  .sidebar .meta{display:flex;flex-direction:column;justify-content:center;flex-shrink:0;padding:2px 0 2px 10px;
    border-top:none;border-left:1px solid rgba(255,255,255,.14);background:transparent;font-size:0;line-height:0}
  .sidebar .meta b,.sidebar .meta br{display:none}
  .sidebar .meta .btn{display:inline-flex;margin-top:0;padding:6px 10px;font-size:12.5px;line-height:1.3}
}
@media (max-width:768px){
  .main{padding:16px 14px 38px}
  .sidebar .brand .mark{width:30px;height:30px;border-radius:9px}
  .sidebar .brand .mark::after{inset:7px}
  .sidebar .brand b{font-size:14px}
  .sidebar a{padding:11px 12px;font-size:13px}
  .sidebar .nav-badge{min-width:20px;font-size:10.5px;padding:1px 6px}
  th,td{padding:10px 10px;font-size:12.5px}
  th{font-size:12px}
  td.wrap{min-width:0}
  .table-wrap{-webkit-overflow-scrolling:touch}
  .table-wrap th:first-child,.table-wrap td:first-child{position:sticky;left:0;z-index:1}
  .table-wrap th:first-child{background:#F8FAFC;box-shadow:1px 0 0 var(--line)}
  .table-wrap td:first-child{background:#fff;box-shadow:1px 0 0 var(--line)}
  .table-wrap tbody tr:hover td:first-child{background:#F5F8FD}
  .btn{padding:11px 16px}
  .btn.sm,.btn.small{padding:6px 11px}
  .field input,.field select,.field textarea{font-size:16px;padding:11px 12px}
  .field input[type=checkbox],.field input[type=radio],input[type=checkbox],input[type=radio]{width:18px;height:18px}
  .stat .num{font-size:24px}
  .card{padding:16px 16px}
  .toast{left:12px;right:12px;top:12px;max-width:none;justify-content:center}
  .empty{padding:36px 14px}
  .notice{padding:12px 13px}
  .login-card{max-width:396px;padding:32px 22px 22px}
  .role-tip{font-size:11.5px;line-height:1.9}
}
@media (max-width:520px){
  .main{padding:14px 12px calc(40px + env(safe-area-inset-bottom))}
  .sidebar{gap:8px;padding:9px 10px}
  .sidebar .brand{gap:8px}
  .sidebar .brand b{display:none}
  .sidebar .meta{padding-left:8px}
  .pagehead{margin-bottom:14px}
  .pagehead h1{font-size:18px}
  .pagehead .row{width:100%}
  .pagehead .row .btn{flex:1;min-width:calc(50% - 6px)}
  .tabs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch}
  .tabs .btn{flex-shrink:0}
  .seg{width:100%}
  .seg button{flex:1;min-width:max-content;padding:8px 12px;font-size:13px}
  .grid{gap:12px}
  .stat{padding:16px 14px 14px 16px}
  .card{padding:15px 13px}
  .field input,.field select,.field textarea{padding:12px 11px}
  .w300{min-width:0}
  .login-wrap{padding:14px 12px}
  .login-card{padding:28px 18px 20px;border-radius:18px}
  .login-card .logo .mark{width:52px;height:52px;border-radius:15px}
  .login-card h1{font-size:21px}
  .login-card .btn,.login-card #loginBtn{height:48px;font-size:15px}
  .role-tip{padding:11px 12px}
  .toast{padding:12px 14px;font-size:13px}
}

/* --- 移动端适配 v2.1 走查修正：notice 纵向堆叠 + 顶栏导航横滚提示 --- */
@media (max-width:960px){
  .sidebar nav{scrollbar-width:thin;
    -webkit-mask-image:linear-gradient(90deg,#000 90%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 90%,transparent 100%)}
  .sidebar .meta .btn{white-space:nowrap}
}
@media (max-width:768px){
  .notice{flex-direction:column}
  .notice p{min-width:0}
}

/* --- 移动端适配 v2.2 走查修正：520 顶栏两行 + 表格末列吸定保操作可点 --- */
@media (max-width:520px){
  .sidebar{flex-wrap:wrap}
  .sidebar .meta{margin-left:auto;flex:none;border-left:none;padding:0}
  .sidebar nav{order:3;flex-basis:100%;width:100%;padding:6px 2px 2px}
  .sidebar nav::-webkit-scrollbar{display:block;height:4px}
  .sidebar nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.28);border-radius:99px}
  .table-wrap th:last-child,.table-wrap td:last-child{position:sticky;right:0;z-index:1}
  .table-wrap th:last-child{background:#F8FAFC;box-shadow:-2px 0 0 -1px var(--line)}
  .table-wrap td:last-child{background:#fff;box-shadow:-2px 0 0 -1px var(--line)}
  .table-wrap tbody tr:hover td:last-child{background:#F5F8FD}
}

/* --- 移动端适配 v2.3 走查修正：表格中间列换行 + 角标居中 --- */
.nav-badge{display:inline-flex;align-items:center;justify-content:center;vertical-align:middle}
@media (max-width:768px){
  .table-wrap th:not(:last-child){white-space:normal}
  .table-wrap td{white-space:normal;word-break:break-word}
  .table-wrap td:last-child{white-space:nowrap;word-break:normal}
}

/* --- 移动端适配 v2.4 走查修正：表头不堆叠，长文本按词换行 --- */
@media (max-width:768px){
  .table-wrap th{white-space:nowrap}
  .table-wrap td{white-space:normal;word-break:normal;overflow-wrap:break-word}
  .table-wrap td:last-child{white-space:nowrap;overflow-wrap:normal}
}

/* --- 移动端适配 v2.5 终版：表格单行横滚（容器左右滑动查看全部列） --- */
@media (max-width:768px){
  .table-wrap th,.table-wrap td{white-space:nowrap;word-break:normal;overflow-wrap:normal}
}

/* 中英文切换按钮 */
.lang-btn{background:#fff;border:1px solid var(--line-strong);color:var(--primary);border-radius:20px;padding:6px 16px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;letter-spacing:.4px;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.lang-btn:hover{border-color:var(--primary);box-shadow:var(--shadow-sm)}
.login-card{padding-top:56px}
.login-card .lang-btn{position:absolute;top:16px;right:16px}
.lang-btn.menu{flex:0 0 auto}