/* ============================================================
   澄联画册 · 统一设计系统 v2
   风格：更现代的深色侧边栏 + 蓝紫主色 + 立体卡片 + 充分留白
   说明：通用组件以 body 前缀提升特异性，覆盖各模板内联样式，
        实现全站统一风格（纯视觉，不影响后端逻辑）。
   ============================================================ */
:root{
  --primary:#4f8cff;
  --primary-600:#3b73e0;
  --primary-400:#7aa5ff;
  --primary-rgb:79,140,255;
  --grad:linear-gradient(135deg,#4f8cff 0%,#7c5cff 100%);
  --grad-soft:linear-gradient(135deg,rgba(79,140,255,.12) 0%,rgba(124,92,255,.12) 100%);
  --sidebar-bg:linear-gradient(180deg,#0f172a 0%,#1e293b 100%);
  --sidebar-bg-solid:#0f172a;
  --sidebar-text:#94a3b8;
  --sidebar-active:#ffffff;
  --bg:#f5f7fb;
  --surface:#ffffff;
  --text:#1e293b;
  --text-2:#475569;
  --text-3:#94a3b8;
  --border:#eef1f6;
  --border-strong:#e2e8f0;
  --radius:14px;
  --radius-sm:9px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.06);
  --shadow:0 4px 16px rgba(16,24,40,.08);
  --shadow-lg:0 14px 36px rgba(16,24,40,.12);
  --green:#22c55e;--amber:#f59e0b;--red:#ef4444;--indigo:#8b5cf6;--teal:#14b8a6;--orange:#f97316;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}

/* ===================== 顶栏 Topbar ===================== */
body .topbar{background:var(--sidebar-bg);color:#fff;padding:0 24px;height:60px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.18)}
body .topbar .logo{font-size:18px;font-weight:700;color:#fff;letter-spacing:.5px}
body .topbar a{color:#aab4c5;text-decoration:none;margin-left:16px;font-size:14px;transition:color .2s}
body .topbar a:hover{color:#fff}
body .topbar-brand{display:flex;align-items:center;gap:10px}
body .topbar-logo{height:30px;width:auto;border-radius:8px}
body .topbar h1{font-size:18px;font-weight:600;color:#fff}

/* ===================== 侧边栏 Sidebar（现代深色） ===================== */
body .sidebar{background:var(--sidebar-bg);width:240px;flex-shrink:0;padding:0;overflow-y:auto;position:sticky;top:60px;height:calc(100vh - 60px);transition:width .2s;border-right:1px solid rgba(255,255,255,.05)}
body .sidebar::-webkit-scrollbar{width:5px}
body .sidebar::-webkit-scrollbar-track{background:transparent}
body .sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:3px}
body .sidebar-brand{padding:22px 24px 18px;border-bottom:1px solid rgba(255,255,255,.06);display:flex;align-items:center;gap:12px}
body .brand-logo{width:38px;height:38px;border-radius:10px;object-fit:cover;flex-shrink:0;background:#fff;padding:3px;box-shadow:0 2px 8px rgba(0,0,0,.25)}
body .brand-text{flex:1;min-width:0}
body .brand-text .brand-title{font-size:15px;font-weight:700;color:#f1f5f9;letter-spacing:.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
body .brand-text .brand-sub{font-size:11px;color:#64748b;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
body .sidebar-group-title{padding:20px 24px 8px;font-size:10px;font-weight:700;color:#475569;text-transform:uppercase;letter-spacing:1.4px}
body .sidebar a{display:flex;align-items:center;gap:11px;padding:11px 20px;margin:2px 12px;border-radius:10px;color:var(--sidebar-text);text-decoration:none;font-size:13.5px;transition:all .18s;border-left:3px solid transparent}
body .sidebar a .icon{font-size:16px;width:20px;text-align:center;flex-shrink:0;opacity:.85;transition:transform .18s}
body .sidebar a .label{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
body .sidebar a:hover{color:#e2e8f0;background:rgba(255,255,255,.06)}
body .sidebar a:hover .icon{opacity:1;transform:scale(1.12)}
body .sidebar a.active{color:#fff;background:var(--grad);box-shadow:0 6px 16px rgba(var(--primary-rgb),.35);border-left-color:#fff;font-weight:600}
body .sidebar a.active:hover{color:#fff;background:var(--grad);box-shadow:0 6px 16px rgba(var(--primary-rgb),.35);border-left-color:#fff}
body .sidebar a.active .icon{opacity:1}
body .hamburger{display:none;cursor:pointer;font-size:24px;padding:8px 12px;color:#fff}

/* ===================== 布局 Layout ===================== */
body .layout{display:flex;min-height:calc(100vh - 60px);background:var(--bg)}
body .main{flex:1;padding:28px;background:var(--bg);animation:mainFadeIn .2s ease-out;min-width:0}
@keyframes mainFadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* ===================== 卡片 / 区块 Card ===================== */
body .card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:20px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s}
body .card:hover{box-shadow:var(--shadow)}
body .card h2,body .card h3{font-size:16px;margin-bottom:18px;color:var(--text);font-weight:700;display:flex;align-items:center;gap:8px}
body .card h2::before,body .card h3::before{content:'';width:4px;height:16px;border-radius:2px;background:var(--grad)}
body .section-title{font-size:18px;font-weight:700;color:var(--text);margin:0 0 18px;display:flex;align-items:center;gap:9px}
body .section-title::before{content:'';width:4px;height:18px;border-radius:2px;background:var(--grad)}

/* ===================== 统计卡片 Stat ===================== */
body .stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-bottom:22px}
body .stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:16px;transition:transform .2s ease,box-shadow .2s ease}
body .stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
body .stat-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;flex-shrink:0;background:var(--grad-soft);color:var(--primary)}
body .stat-body{flex:1;min-width:0}
body .stat-card .number{font-size:30px;font-weight:800;color:var(--text);line-height:1.1;display:inline-block}
body .stat-card .label{font-size:13px;color:var(--text-3);margin-top:6px}
body .trend{font-size:12px;margin-top:6px;color:var(--text-3)}
body .trend.up{color:var(--green)}
body .trend.down{color:var(--red)}

/* ===================== 快捷操作卡 Quick ===================== */
body .quick-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
body .quick-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-decoration:none;color:var(--text);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column;align-items:flex-start;gap:10px}
body .quick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-400)}
body .quick-icon{width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;background:var(--grad-soft);color:var(--primary)}
body .quick-title{font-size:16px;font-weight:700;color:var(--text)}
body .quick-desc{font-size:12px;color:var(--text-3)}

/* ===================== 表格 Table ===================== */
body table{width:100%;border-collapse:separate;border-spacing:0;font-size:14px}
body th,body td{padding:13px 14px;text-align:left;font-size:13.5px;border-bottom:1px solid var(--border)}
body th{background:#f8fafc;font-weight:600;color:var(--text-2);white-space:nowrap;position:sticky;top:0}
body tbody tr{transition:background .15s}
body tbody tr:hover{background:#f5f8ff}
body td .ops-cell{display:flex;gap:6px;flex-wrap:wrap}
body .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}
body .table-wrap table{border-radius:var(--radius);overflow:hidden}
body .table-wrap th:first-child,body .table-wrap td:first-child{border-left:none}

/* ===================== 按钮 Button ===================== */
body .btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-weight:600;transition:all .15s;text-decoration:none;color:inherit;line-height:1.4}
body a.btn,body a.btn:link,body a.btn:visited,body a.btn:hover,body a.btn:active{text-decoration:none;color:inherit}
body .btn:hover{opacity:.92;transform:translateY(-1px);box-shadow:var(--shadow-sm)}
body .btn:active{transform:translateY(0)}
body a.btn-primary,body a.btn-primary:link,body a.btn-primary:visited,body a.btn-primary:hover,body a.btn-primary:active{color:#fff}
body .btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 12px rgba(var(--primary-rgb),.3)}
body .btn-danger{background:var(--red);color:#fff}
body .btn-success{background:var(--green);color:#fff}
body .btn-warning{background:var(--amber);color:#fff}
body .btn-ghost{background:transparent;color:var(--text-2);border:1px solid var(--border-strong)}
body .btn-ghost:hover{background:#f1f5f9;color:var(--text)}
body .btn-sm{padding:5px 10px;font-size:12px}

/* ===================== 徽章 Badge ===================== */
body .badge{display:inline-flex;align-items:center;padding:3px 11px;border-radius:20px;font-size:12px;font-weight:600;line-height:1.6}
body .badge-active,body .badge-success{background:rgba(34,197,94,.14);color:var(--green)}
body .badge-draft,body .badge-warning{background:rgba(245,158,11,.14);color:var(--amber)}
body .badge-danger{background:rgba(239,68,68,.14);color:var(--red)}
body .badge-default{background:rgba(120,120,140,.14);color:#78788c}

/* ===================== 表单 Form ===================== */
body .form-group{margin-bottom:18px}
body .form-group label{display:block;margin-bottom:8px;color:var(--text-2);font-weight:600;font-size:13.5px}
body input[type=text],body input[type=password],body input[type=email],body input[type=number],body input[type=search],body select,body textarea{width:100%;padding:11px 14px;border:1.5px solid var(--border-strong);border-radius:var(--radius-sm);font-size:14px;color:var(--text);background:#fff;transition:border-color .2s,box-shadow .2s;outline:none;font-family:inherit}
body input:focus,body select:focus,body textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(var(--primary-rgb),.15)}
body textarea{resize:vertical;min-height:90px}
body .form-hint{font-size:12px;color:var(--text-3);margin-top:6px}
body .form-row{display:flex;gap:14px;flex-wrap:wrap}
body .form-row .form-group{flex:1;min-width:200px}

/* ===================== 分页 Pagination ===================== */
body .pagination{display:flex;justify-content:center;padding:18px;gap:8px;flex-wrap:wrap}
body .pagination a{padding:8px 14px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);text-decoration:none;color:var(--text-2);font-size:13px;transition:all .15s}
body .pagination a:hover{background:#f1f5f9;border-color:var(--primary-400)}
body .pagination a.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 4px 10px rgba(var(--primary-rgb),.3)}

/* ===================== 空状态 / 提示 ===================== */
body .empty-state{text-align:center;padding:50px 20px;color:var(--text-3)}
body .empty-state .icon{font-size:46px;margin-bottom:12px;opacity:.7}
body .empty-state p{font-size:14px;margin:0}
body .toast{position:fixed;top:22px;right:22px;padding:13px 26px;border-radius:var(--radius-sm);color:#fff;z-index:9999;animation:toastIn .3s;box-shadow:var(--shadow-lg);font-size:14px;font-weight:500}
body .toast.success{background:var(--green)}
body .toast.error{background:var(--red)}
body .toast.info{background:var(--primary)}
@keyframes toastIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
body .skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:skPulse 1.5s ease-in-out infinite;border-radius:8px}
@keyframes skPulse{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ===================== 模态框 Modal ===================== */
body .modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s}
body .modal{background:#fff;border-radius:var(--radius);padding:26px;width:min(480px,92vw);box-shadow:var(--shadow-lg);animation:popIn .2s}
body .modal h3{font-size:17px;margin-bottom:14px;color:var(--text)}
body .modal-mask.hide{display:none}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:scale(.96) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}

/* ===================== 登录页 Auth ===================== */
body .auth{display:flex;min-height:100vh;font-family:inherit}
body .auth__aside{position:relative;width:52%;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#fff;background:radial-gradient(1200px 600px at 20% 20%,rgba(124,92,255,.35),transparent 60%),radial-gradient(900px 500px at 90% 80%,rgba(79,140,255,.35),transparent 55%),linear-gradient(135deg,#0f172a 0%,#1e293b 60%,#312e81 100%)}
body .auth__aside::before,body .auth__aside::after{content:'';position:absolute;border-radius:50%;background:rgba(255,255,255,.06)}
body .auth__aside::before{width:520px;height:520px;top:-160px;right:-120px}
body .auth__aside::after{width:360px;height:360px;bottom:-120px;left:-100px}
body .auth__content{position:relative;z-index:1;text-align:center;padding:40px;max-width:520px}
body .auth__logo{width:64px;height:64px;border-radius:16px;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;font-size:32px;margin:0 auto 22px;backdrop-filter:blur(4px)}
body .auth__title{font-size:40px;font-weight:800;letter-spacing:1px;margin-bottom:16px;line-height:1.2}
body .auth__desc{font-size:16px;opacity:.85;line-height:1.8;max-width:420px;margin:0 auto}
body .auth__features{margin-top:42px;display:flex;gap:36px;justify-content:center}
body .auth__feature{text-align:center}
body .auth__feature .icon{font-size:30px;margin-bottom:8px}
body .auth__feature span{font-size:13.5px;opacity:.9}
body .auth__panel{width:48%;display:flex;align-items:center;justify-content:center;background:#fff}
body .auth__card{width:100%;max-width:390px;padding:0 36px}
body .auth__heading{font-size:28px;font-weight:800;color:var(--text);margin-bottom:8px}
body .auth__sub{color:var(--text-3);margin-bottom:34px;font-size:14px}
body .auth__error{background:#fff2f0;border:1px solid #ffccc7;color:var(--red);padding:12px 16px;border-radius:var(--radius-sm);text-align:center;margin-bottom:18px;font-size:14px}
body .auth .form-group input{padding:14px 16px;font-size:15px;border-radius:var(--radius-sm)}
body .auth button[type=submit]{width:100%;padding:14px;background:var(--grad);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:16px;font-weight:700;margin-top:10px;transition:transform .2s,box-shadow .2s;box-shadow:0 8px 20px rgba(var(--primary-rgb),.3)}
body .auth button[type=submit]:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(var(--primary-rgb),.4)}
body .auth__links{margin-top:24px;text-align:center;font-size:14px;color:var(--text-3)}
body .auth__links a{color:var(--primary);text-decoration:none}
body .auth__links a:hover{text-decoration:underline}
body .auth__links .divider{color:#ddd;margin:0 12px}

/* ===================== 移动端 ===================== */
body .sidebar-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:999}
body .sidebar-overlay.show{display:block}
/* ===== 补充通用组件（覆盖各模板内联，统一风格） ===== */
body .toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
body .page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:12px}
body .page-title{font-size:20px;font-weight:700;color:var(--text)}
body .page-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
body .filter-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
body .search-box{position:relative;flex:1;max-width:340px}
body .search-box input{padding-left:38px}
body .search-box::before{content:'🔍';position:absolute;left:13px;top:50%;transform:translateY(-50%);font-size:14px;opacity:.5}
body .grid{display:grid;gap:18px}
body .row{display:flex;gap:14px;flex-wrap:wrap}
body .hint{font-size:12px;color:var(--text-3);margin-top:6px}
body .error{color:var(--red);font-size:13px;margin-bottom:12px}
body .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--text-3);margin-right:6px}
body .dot.active{background:var(--green)}
body .badge-active{background:rgba(34,197,94,.14);color:var(--green)}
body .badge-disabled{background:rgba(120,120,140,.14);color:#78788c}
body .badge-pending{background:rgba(245,158,11,.14);color:var(--amber)}
body .badge-free{background:rgba(34,197,94,.14);color:var(--green)}
body .badge-pro{background:rgba(124,92,255,.14);color:var(--indigo)}
body .btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary);box-shadow:none}
body .btn-outline:hover{background:var(--grad-soft)}
body .modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(2px);display:none;align-items:center;justify-content:center;z-index:1000}
body .modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}

@media(max-width:768px){
  body .sidebar{display:none;position:fixed;z-index:1001;height:auto;top:60px;width:250px;box-shadow:var(--shadow-lg)}
  body .sidebar.open{display:block}
  body .main{margin-left:0!important;padding:16px}
  body .hamburger{display:block!important}
  body .topbar h1{max-width:50vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  body .auth{flex-direction:column}
  body .auth__aside{width:100%;min-height:34vh;padding:30px 20px}
  body .auth__aside::before{width:280px;height:280px}
  body .auth__title{font-size:28px}
  body .auth__desc{font-size:14px}
  body .auth__features{gap:22px;margin-top:24px}
  body .auth__panel{width:100%;flex:1;padding:30px 0}
  body .auth__card{padding:0 24px}
}
@media(max-width:480px){
  body .stat-card{padding:14px;gap:10px}
  body .stat-card .number{font-size:24px}
  body .stat-icon{width:44px;height:44px;font-size:20px}
  body .quick-actions{grid-template-columns:1fr}
  body .quick-card{padding:14px}
  body .stats{gap:10px}
}