/* ==========================================================================
   地图帮开放平台 · 设计系统单一事实来源（SSOT）
   依据《2026 统一规范文档 / UI 样式规范》落地。
   - 改令牌即全站换肤，禁止在页面里硬编码品牌色与魔法阴影。
   - 公共组件类（console-panel / stat-card / data-table / pill / empty-state /
     skeleton / toast / btn-gradient）请直接复用，不要重复造等价物。
   ========================================================================== */

:root {
    /* ---------- 品牌色 Brand ---------- */
    --accent-primary: #ff7b00;
    --accent-secondary: #ef6f00;
    --accent-dark: #e66a00;
    --accent-light: #fff3e8;
    --accent-glow: rgba(255, 123, 0, .22);
    --accent-rgb: 255, 123, 0;
    --gold: #f0900f;

    /* ---------- 渐变 Gradients ---------- */
    --accent-gradient: linear-gradient(135deg, #ff9a3c 0%, #ff7b00 55%, #ef6700 100%);
    --gold-gradient: linear-gradient(135deg, #ff9a3c 0%, #ff7b00 60%, #ef6700 100%);

    /* ---------- 表面 Surfaces ---------- */
    --bg-base: #fafafb;
    --bg-card: #ffffff;
    --bg-elevated: #ffffff;
    --bg-soft: #fff8f3;
    --bg-hover: #fff6ee;

    /* ---------- 文字 Text ---------- */
    --text-primary: #1b1b21;
    --text-secondary: #5b5b66;
    --text-muted: #9a9aa6;

    /* ---------- 边框 Borders ---------- */
    --border-color: #ececf0;
    --border-soft: #f2f2f5;
    --border-strong: #e2e2e8;
    --border-hover: rgba(255, 123, 0, .5);

    /* ---------- 阴影 Shadow Scale ---------- */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 4px 12px rgba(15, 23, 42, .04);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
    --shadow-lg: 0 18px 48px rgba(15, 23, 42, .14);
    --shadow-glow-sm: 0 2px 10px rgba(255, 123, 0, .25);
    --shadow-glow: 0 10px 30px rgba(255, 123, 0, .32);

    /* ---------- 圆角 Radius Scale ---------- */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-pill: 999px;

    /* ---------- 间距 Spacing Scale (4px 基准) ---------- */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* ---------- 字号阶梯 Type Scale ---------- */
    --fs-display: 40px;
    --fs-h1: 30px;
    --fs-h2: 24px;
    --fs-h3: 20px;
    --fs-body-lg: 16px;
    --fs-body: 14px;
    --fs-caption: 12px;

    /* ---------- 字体 Typography（对齐 Cursor 官网系统字体栈 + 中文 fallback） ---------- */
    --font-system: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-sans: var(--font-system);
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    --font-serif: Iowan Old Style, Palatino Linotype, Palatino, ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;

    /* ---------- 动效 Motion ---------- */
    --ease-out: cubic-bezier(.16, 1, .3, 1);
    --dur-fast: 150ms;
    --dur: 250ms;

    /* ---------- 层级 Z-index ---------- */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-modal: 1050;
    --z-toast: 1080;

    /* ---------- 兼容别名（旧模板内联样式仍引用，统一指向令牌） ---------- */
    --brand: var(--accent-primary);
    --brand-rgb: var(--accent-rgb);
    --bg-main: var(--bg-base);
    --accent-on-dark: var(--accent-primary);
}

/* ============ 暗色模式 Dark Mode (P1：覆盖中性/表面/边框/阴影令牌；品牌橙不变) ============ */
:root.dark,
.dark {
    --bg-base: #0f141c;
    --bg-card: #1a2230;
    --bg-elevated: #222c3c;
    --bg-soft: rgba(255, 123, 0, .10);
    --bg-hover: rgba(255, 255, 255, .05);
    --text-primary: #f1f5f9;
    --text-secondary: #c2c8d2;
    --text-muted: #8b93a3;
    --border-color: rgba(255, 255, 255, .10);
    --border-soft: rgba(255, 255, 255, .06);
    --border-strong: rgba(255, 255, 255, .16);
    --border-hover: rgba(255, 123, 0, .55);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 12px rgba(0, 0, 0, .32);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, .45);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, .55);
    --accent-on-dark: #ff9a3c;
}

/* ============ 全局字体（Cursor 风格系统栈） ============ */
html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-size: var(--fs-body);
}

code, kbd, pre, samp, .font-mono {
    font-family: var(--font-mono);
}

.font-serif, .display-serif {
    font-family: var(--font-serif);
}

/* ============ 暗色 / 浅色切换开关 ============ */
.dtb-theme-toggle {
    position: fixed;
    left: 18px;
    bottom: 18px;
    z-index: var(--z-toast, 1080);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--dur-fast, 150ms) var(--ease-out, ease),
        box-shadow var(--dur-fast, 150ms) var(--ease-out, ease),
        border-color var(--dur-fast, 150ms) var(--ease-out, ease);
}
.dtb-theme-toggle:hover {
    transform: translateY(-2px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
}
.dtb-theme-toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ==========================================================================
   面板 console-panel
   ========================================================================== */
.console-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-6);
    margin-bottom: var(--space-5);
}
.console-panel-head { margin-bottom: var(--space-4); }
.console-panel-title { font-size: var(--fs-h3); font-weight: 700; color: var(--text-primary); margin: 0; }
.console-panel-desc { font-size: .86rem; color: var(--text-secondary); margin: 6px 0 0; }

/* ==========================================================================
   统计卡 stat-card
   ========================================================================== */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px 18px;
    box-shadow: var(--shadow-sm);
}
.stat-card.accent { background: var(--bg-soft); border-color: var(--border-hover); }
.stat-card .k { font-size: .82rem; color: var(--text-muted); }
.stat-card .v { font-size: 1.5rem; font-weight: 800; letter-spacing: -.5px; color: var(--text-primary); line-height: 1.2; margin-top: 4px; font-variant-numeric: tabular-nums; }
.stat-card .extra { font-size: .8rem; color: var(--text-secondary); margin-top: 4px; }

/* ==========================================================================
   信息列表 info-list
   ========================================================================== */
.info-list { display: flex; flex-direction: column; }
.info-line {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 12px 0; border-bottom: 1px solid var(--border-soft);
}
.info-line:last-child { border-bottom: 0; }
.info-line .k { color: var(--text-muted); font-size: .88rem; }
.info-line .v { color: var(--text-primary); font-weight: 600; font-size: .92rem; text-align: right; }

/* ==========================================================================
   数据表 data-table
   ========================================================================== */
.table-scroll { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.data-table th {
    background: var(--bg-base); color: var(--text-secondary);
    font-size: .82rem; font-weight: 700; text-align: left;
    padding: 12px 14px; border-bottom: 1px solid var(--border-color); white-space: nowrap;
}
.data-table th:first-child { border-top-left-radius: var(--radius-sm); }
.data-table th:last-child { border-top-right-radius: var(--radius-sm); }
.data-table td { padding: 13px 14px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; color: var(--text-primary); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover td { background: var(--bg-hover); }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table .num.pos { color: #15803d; }
.data-table .num.neg { color: #b91c1c; }

/* ==========================================================================
   状态标签 pill
   ========================================================================== */
.pill {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 11px; border-radius: var(--radius-pill);
    font-size: .76rem; font-weight: 600; line-height: 1.6; white-space: nowrap;
}
.pill-brand { background: var(--accent-light); color: var(--accent-dark); }
.pill-success { background: #ecfdf3; color: #15803d; }
.pill-danger { background: #fef2f2; color: #b91c1c; }
.pill-warning { background: #fff7e6; color: #b45309; }
.pill-info { background: #eff6ff; color: #1d4ed8; }
.pill-muted { background: #f1f5f9; color: #64748b; }

/* ==========================================================================
   空态 empty-state
   ========================================================================== */
.empty-state {
    text-align: center; padding: 48px 20px;
    background: var(--bg-card); border: 1px dashed var(--border-strong);
    border-radius: var(--radius-lg); color: var(--text-secondary);
}
.empty-state .ico {
    width: 56px; height: 56px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--accent-light); color: var(--accent-primary);
    font-size: 22px; margin-bottom: 14px;
}
.empty-state .title { font-size: 1.02rem; font-weight: 700; color: var(--text-primary); margin: 0 0 6px; }
.empty-state .desc { font-size: .9rem; margin: 0 0 16px; }

/* ==========================================================================
   骨架屏 skeleton
   ========================================================================== */
.skeleton { animation: dtb-skeleton 1.3s ease-in-out infinite; }
.skeleton-line { height: 12px; border-radius: 6px; background: linear-gradient(90deg, #eee 25%, #f5f5f5 37%, #eee 63%); background-size: 400% 100%; animation: dtb-skeleton 1.3s ease-in-out infinite; margin-bottom: 10px; }
.skeleton-line.w-60 { width: 60%; }
.skeleton-line.w-40 { width: 40%; }
.skeleton-row { display: flex; gap: 12px; align-items: center; padding: 10px 0; }
@keyframes dtb-skeleton { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* ==========================================================================
   轻提示 toast（宿主 #dtb-toast-host 由外壳注入；用 window.dtbToast 调用）
   ========================================================================== */
#dtb-toast-host {
    position: fixed; top: 18px; left: 50%; transform: translateX(-50%);
    z-index: 4000; display: flex; flex-direction: column; gap: 10px;
    pointer-events: none; width: max-content; max-width: 92vw;
}
.dtb-toast {
    pointer-events: auto;
    display: inline-flex; align-items: center; gap: 9px;
    padding: 11px 16px; border-radius: var(--radius);
    background: #1f2430; color: #fff; font-size: .9rem; font-weight: 500;
    box-shadow: var(--shadow-lg);
    opacity: 0; transform: translateY(-8px); transition: opacity .2s, transform .2s;
}
.dtb-toast.show { opacity: 1; transform: translateY(0); }
.dtb-toast i { font-size: 1rem; }
.dtb-toast--success i { color: #4ade80; }
.dtb-toast--error i { color: #f87171; }
.dtb-toast--info i { color: #fbbf24; }

/* ==========================================================================
   按钮 btn-gradient（主行动：品牌渐变 + 发光）
   ========================================================================== */
.btn-gradient {
    display: inline-flex; align-items: center; justify-content: center; gap: 7px;
    background: var(--accent-gradient); color: #fff;
    border: 0; border-radius: var(--radius-pill);
    padding: 9px 22px; font-weight: 600; font-size: .92rem;
    cursor: pointer; text-decoration: none;
    box-shadow: var(--shadow-glow-sm);
    transition: box-shadow .15s, transform .15s, filter .15s;
}
.btn-gradient:hover { color: #fff; text-decoration: none; box-shadow: var(--shadow-glow); transform: translateY(-1px); }
.btn-gradient:active { transform: translateY(0); }
.btn-gradient:disabled, .btn-gradient.is-loading { filter: grayscale(.2) brightness(.96); cursor: default; box-shadow: none; transform: none; }