/*
 * 蜀中工具箱 - 公共样式
 * 主题色 #D43030
 * 统一导航栏、按钮、卡片、排版等基础组件
 */

/* ==================== CSS 变量 ==================== */
:root {
    --primary: #D43030;
    --primary-hover: #B02525;
    --primary-dark: #8B1A1A;
    --primary-light: #FFF0F0;
    --primary-lighter: #FFF8F8;
    --primary-border: #F5C5C5;
    --primary-10: rgba(212, 48, 48, 0.10);
    --primary-15: rgba(212, 48, 48, 0.15);
    --primary-30: rgba(212, 48, 48, 0.30);
    --primary-gradient: linear-gradient(135deg, #D43030, #B02525);

    --bg: #FAFAFA;
    --card-bg: #FFFFFF;
    --text: #1A1A1A;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border: #E8E8E8;
    --border-light: #F0F0F0;

    --success: #52C41A;
    --success-bg: #F6FFED;
    --success-border: #B7EB8F;
    --warning: #FAAD14;
    --warning-bg: #FFFBE6;
    --warning-border: #FFE58F;
    --error: #D32F2F;

    --radius: 8px;
    --radius-sm: 6px;
    --radius-lg: 12px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.10);
}

/* ==================== 全局 Reset ==================== */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', 'PingFang SC', sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

/* ==================== 导航栏 ==================== */
.nav-bar {
    background: var(--primary-gradient);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 48px;
    font-size: 14px;
    user-select: none;
    flex-shrink: 0;
}

.nav-bar .nav-brand {
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.nav-bar .nav-brand:hover {
    opacity: 1;
    color: #fff;
}

.nav-bar .nav-current {
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 60%;
}

/* ==================== 容器 ==================== */
.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 20px 24px;
}

/* ==================== 卡片 ==================== */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px 24px;
}

.card-header {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
}

/* ==================== 按钮 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 8px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    white-space: nowrap;
    user-select: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--primary-30);
}

.btn-primary:disabled {
    background: #E8A0A0;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-outline {
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--primary-border);
}

.btn-outline:hover {
    background: var(--primary-lighter);
    border-color: var(--primary);
    color: var(--primary);
}

.btn-text {
    background: none;
    border: none;
    color: var(--primary);
    padding: 4px 8px;
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
}

.btn-text:hover {
    background: var(--primary-10);
    border-radius: var(--radius-sm);
}

.btn-danger {
    background: #fff;
    color: var(--error);
    border: 2px solid var(--error);
}

.btn-danger:hover {
    background: #FFEBEE;
    color: var(--error);
}

.btn-sm { padding: 5px 14px; font-size: 12px; }
.btn-lg { padding: 12px 28px; font-size: 15px; font-weight: 600; }

/* ==================== 表单元素 ==================== */
label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 3px;
    font-weight: 500;
}

select, input[type="number"], input[type="text"], textarea {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: inherit;
    color: var(--text);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

select:focus, input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-10);
}

textarea { resize: vertical; min-height: 42px; }
input[type="range"] { width: 100%; padding: 0; border: none; cursor: pointer; accent-color: var(--primary); }
input[type="checkbox"] { accent-color: var(--primary); }

/* ==================== 表格通用 ==================== */
.table-wrap {
    max-height: 520px;
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.table-wrap table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.table-wrap th, .table-wrap td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.table-wrap th {
    background: #FAFAFA;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
    font-size: 12px;
    color: var(--text-secondary);
    user-select: none;
}

.table-wrap tr:hover td {
    background: var(--primary-lighter);
}

/* ==================== 布局工具 ==================== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.flex-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }

/* ==================== 通用状态 ==================== */
.hidden { display: none !important; }

.badge {
    display: inline-block;
    padding: 2px 7px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-warn {
    background: var(--warning-bg);
    color: #B06000;
}

.badge-error {
    background: #FFEBEE;
    color: var(--error);
}

/* ==================== Toast ==================== */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: #333;
    color: #fff;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 14px;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.toast.show { opacity: 1; }
.toast.success { background: #2E7D32; }
.toast.error { background: #C62828; }

/* ==================== 统计标签 ==================== */
.stats-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.stat-tag {
    padding: 6px 14px;
    background: var(--primary-lighter);
    border-radius: 20px;
    font-size: 12px;
    color: var(--primary);
    font-weight: 500;
    border: 1px solid var(--primary-15);
}

.stat-tag strong { color: var(--primary-hover); }

/* ==================== 进度条 ==================== */
.progress-wrap { margin-bottom: 16px; }
.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--border-light);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s;
    background: linear-gradient(90deg, var(--primary), #E85555);
}

.progress-text {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .container { padding: 10px 14px; }
    .card { padding: 14px 16px; }
    .nav-bar { padding: 0 14px; }
}