/* ============================================================
   WebMaster Kit 样式表（浅色现代风）
   ============================================================ */
:root {
    --bg: #f3f5f9;
    --panel: #ffffff;
    --border: #e4e8f0;
    --text: #1e2736;
    --text-2: #64708a;
    --primary: #2563eb;
    --primary-dark: #1d4fd7;
    --primary-soft: #e8effe;
    --danger: #dc2626;
    --danger-soft: #fdecec;
    --ok: #16a34a;
    --ok-soft: #e8f7ee;
    --warn: #d97706;
    --sidebar-bg: #16213a;
    --sidebar-text: #aab4cc;
    --sidebar-active: #ffffff;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(20, 30, 60, .07), 0 1px 2px rgba(20, 30, 60, .05);
    --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: 12px; background: var(--bg); padding: 1px 6px; border-radius: 4px; }

/* ---------------- 布局 ---------------- */
.layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 220px;
    flex-shrink: 0;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 18px;
}
.brand-logo {
    width: 34px; height: 34px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    border-radius: 8px;
    font-size: 13px;
}
.brand-name { font-weight: 600; color: #fff; font-size: 15px; }

.nav { padding: 8px 12px; display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-item {
    display: block;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--sidebar-text);
    font-size: 14px;
    transition: background .15s, color .15s;
}
.nav-item:hover { background: rgba(255, 255, 255, .07); color: #fff; text-decoration: none; }
.nav-item.active { background: var(--primary); color: var(--sidebar-active); }

.sidebar-note { padding: 0 18px 10px; font-size: 12px; color: var(--sidebar-text); opacity: .7; }
.sidebar-footer {
    padding: 14px 18px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    display: flex; justify-content: space-between; align-items: center;
    font-size: 12px;
}
.logout-link { color: var(--sidebar-text); }
.logout-link:hover { color: #fff; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    padding: 14px 28px;
    display: flex; justify-content: space-between; align-items: center;
    position: sticky; top: 0; z-index: 20;
}
.page-title { font-size: 18px; font-weight: 600; }
.user-chip {
    background: var(--primary-soft);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.content { padding: 24px 28px; flex: 1; }
.footer {
    padding: 14px 28px;
    color: var(--text-2);
    font-size: 12px;
    border-top: 1px solid var(--border);
}

/* ---------------- 卡片 ---------------- */
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    overflow: hidden;
}
.card-head {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
    font-weight: 600;
}

/* ---------------- 统计卡 ---------------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
}
.stat-label { color: var(--text-2); font-size: 13px; margin-bottom: 6px; }
.stat-value { font-size: 28px; font-weight: 700; line-height: 1.2; }
.stat-sub { color: var(--text-2); font-size: 12px; margin-top: 8px; }

.progress {
    height: 6px;
    background: var(--bg);
    border-radius: 3px;
    margin-top: 12px;
    overflow: hidden;
}
.progress-bar { height: 100%; background: var(--primary); border-radius: 3px; }
.progress-bar.danger { background: var(--danger); }

.grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 20px;
}

/* ---------------- 表格 ---------------- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
    padding: 10px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.table thead th {
    font-size: 12px;
    color: var(--text-2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .03em;
    background: #fafbfe;
}
.table tbody tr:hover { background: #f8faff; }
.table tbody tr:last-child td { border-bottom: none; }
.table-zebra tbody tr:nth-child(even) { background: #fafbfe; }
.table-kv th { width: 150px; color: var(--text-2); font-weight: 500; background: #fafbfe; }
.table .empty { text-align: center; color: var(--text-2); padding: 28px; }
.table-scroll { overflow-x: auto; }
.col-check { width: 36px; }
.col-name { word-break: break-all; }
.col-actions { white-space: nowrap; text-align: right; }
.file-link { font-weight: 500; }

/* ---------------- 徽章 ---------------- */
.badge {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    background: var(--bg);
    color: var(--text-2);
}
.badge-dir   { background: #fff4e0; color: #b45309; }
.badge-code  { background: #e8effe; color: #1d4fd7; }
.badge-style { background: #f3e8fe; color: #7c3aed; }
.badge-img   { background: #e6f9f0; color: #0f766e; }
.badge-arc   { background: #fdecec; color: #b91c1c; }
.badge-db    { background: #e0f2fe; color: #0369a1; }
.badge-doc   { background: #f1f5f9; color: #475569; }
.badge-media { background: #fdf2f8; color: #be185d; }
.badge-file  { background: var(--bg); color: var(--text-2); }
.badge-ok    { background: var(--ok-soft); color: var(--ok); }
.badge-err   { background: var(--danger-soft); color: var(--danger); }
.badge-sys   { background: #f1f5f9; color: var(--text-2); margin-left: 6px; }

/* ---------------- 按钮 ---------------- */
.btn {
    display: inline-block;
    padding: 7px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--panel);
    color: var(--text);
    font-size: 13px;
    cursor: pointer;
    transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--bg); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-ghost { border-color: transparent; background: transparent; color: var(--primary); padding: 5px 10px; }
.btn-ghost:hover { background: var(--primary-soft); }
.btn-danger-text { color: var(--danger); }
.btn-danger-text:hover { background: var(--danger-soft); }
.btn-sm { padding: 5px 12px; font-size: 13px; }
.btn-xs { padding: 2px 9px; font-size: 12px; border-radius: 6px; }
.btn-block { width: 100%; margin-top: 18px; padding: 10px; font-size: 15px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------------- 表单 ---------------- */
.form-label { display: block; margin: 14px 0 6px; font-size: 13px; font-weight: 500; }
.form-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    color: var(--text);
    transition: border-color .15s, box-shadow .15s;
}
.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}
.input-sm { width: auto; padding: 5px 10px; font-size: 13px; }
.inline-form { display: inline-flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline-block { display: inline-block; }

.toolbar {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    box-shadow: var(--shadow);
}

.batch-bar {
    display: flex;
    gap: 14px;
    align-items: center;
    margin-top: 14px;
}
.batch-zip { display: inline-flex; gap: 8px; align-items: center; }

/* ---------------- 提示 ---------------- */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    border: 1px solid transparent;
}
.alert-success { background: var(--ok-soft); color: var(--ok); border-color: #bbe5c8; }
.alert-error   { background: var(--danger-soft); color: var(--danger); border-color: #f5c2c2; }
.alert-info    { background: var(--primary-soft); color: var(--primary-dark); border-color: #c2d4f8; }

.muted { color: var(--text-2); font-size: 12px; }
.null { color: #b91c1c; font-style: italic; font-size: 12px; }
.danger-note { color: var(--danger); margin: 10px 0; }

/* ---------------- 面包屑 / 模式切换 / 页签 ---------------- */
.breadcrumb {
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--text-2);
    display: flex; flex-wrap: wrap; align-items: center; gap: 4px;
}
.breadcrumb .sep { color: #c3cad8; margin: 0 2px; }

.mode-bar {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
}
.mode-chip {
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--panel);
    color: var(--text-2);
    font-size: 13px;
}
.mode-chip:hover { text-decoration: none; border-color: var(--primary); color: var(--primary); }
.mode-chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }

.tab-bar {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--border);
}
.tab {
    padding: 8px 18px;
    color: var(--text-2);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    font-weight: 500;
}
.tab:hover { color: var(--primary); text-decoration: none; }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

.pager { display: inline-flex; gap: 8px; }

/* ---------------- 代码编辑器 ---------------- */
.code-editor {
    width: 100%;
    min-height: 420px;
    border: none;
    border-top: 1px solid var(--border);
    padding: 16px 18px;
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.6;
    resize: vertical;
    background: #fbfcff;
    color: var(--text);
    tab-size: 4;
}
.code-editor:focus { outline: none; }
.sql-editor { min-height: 120px; border: 1px solid var(--border); border-radius: 8px; margin: 14px 18px 0; width: calc(100% - 36px); }
.editor-actions {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 12px 18px 16px;
}
.code-view {
    padding: 16px 18px;
    font-family: var(--mono);
    font-size: 12.5px;
    overflow-x: auto;
    white-space: pre;
    background: #fbfcff;
}

/* ---------------- 弹窗 ---------------- */
.modal-mask {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, .45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}
.modal-mask[hidden] { display: none; }
.modal {
    background: var(--panel);
    border-radius: 12px;
    padding: 22px 24px;
    width: 420px;
    max-width: 92vw;
    box-shadow: 0 12px 40px rgba(15, 23, 42, .25);
}
.modal h3 { margin-bottom: 8px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

/* ---------------- 登录页 ---------------- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #16213a 0%, #1f3560 100%);
    padding: 20px;
}
.login-card {
    background: var(--panel);
    border-radius: 16px;
    padding: 38px 36px;
    width: 380px;
    max-width: 94vw;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .3);
}
.login-brand { text-align: center; margin-bottom: 22px; }
.login-brand .brand-logo { width: 46px; height: 46px; font-size: 17px; border-radius: 12px; }
.login-brand h1 { font-size: 20px; margin-top: 12px; }
.login-brand p { color: var(--text-2); font-size: 13px; margin-top: 4px; }
.login-tip { text-align: center; color: var(--text-2); font-size: 12px; margin-top: 16px; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 860px) {
    .sidebar { width: 64px; }
    .brand-name, .nav-item span, .sidebar-note, .sidebar-footer span { display: none; }
    .nav-item { text-align: center; padding: 10px 4px; font-size: 12px; }
    .content { padding: 16px; }
    .toolbar { flex-direction: column; align-items: stretch; }
    .col-actions { white-space: normal; }
}