/* ============================================================
   Dotobe Design Tokens · 宁静专注 / 进度可见 / 温和反馈
   加载顺序：main.css → tokens.css → design-system.css → 页面样式
   仅定义 CSS 变量与全局基础，不绑定业务类名。
   ============================================================ */

:root {
    /* ---------- Color · 基础 ---------- */
    --color-bg: #F8F9FB;
    --color-surface: #FFFFFF;
    --color-surface-2: #F8FAFC;
    --color-surface-3: #F1F5F9;
    --color-text: #1E1F28;
    --color-text-secondary: #5A5B6E;
    --color-text-muted: #888A9B;
    --color-border: #E4E7EC;
    --color-border-soft: #E9ECF2;

    /* ---------- Color · 品牌 ---------- */
    --color-primary: #3B82F6;
    --color-primary-dark: #2563EB;
    --color-primary-light: #EFF6FF;
    --color-indigo: #6366F1;
    --color-purple: #8B5CF6;
    --color-accent: #06B6D4;

    /* ---------- Color · 语义（温和） ---------- */
    --color-success: #059669;
    --color-success-soft: #ECFDF5;
    --color-success-bg: #D1FAE5;
    --color-warning: #D97706;
    --color-warning-soft: #FFFBEB;
    --color-danger: #E11D48;
    --color-danger-soft: #FFF1F2;
    --color-danger-bg: #FDA4AF;
    --color-danger-text: #881337;
    --color-info: #0E7490;
    --color-info-soft: #ECFEFF;

    /* ---------- Gradients ---------- */
    --grad-primary: linear-gradient(135deg, #3B82F6, #8B5CF6);
    --grad-primary-soft: linear-gradient(135deg, #EEF2FF 0%, #EFF6FF 55%, #ECFEFF 100%);
    --grad-growth: linear-gradient(135deg, #34D399, #059669);
    --grad-alert: linear-gradient(135deg, #F59E0B, #EF4444);
    --grad-success: linear-gradient(135deg, #34D399, #059669);
    --grad-warning: linear-gradient(135deg, #F59E0B, #FBBF24);
    --grad-danger: linear-gradient(135deg, #F43F5E, #FB7185);
    --grad-purple: linear-gradient(135deg, #8B5CF6, #A78BFA);
    --grad-teal: linear-gradient(135deg, #06B6D4, #22D3EE);
    --grad-code: linear-gradient(160deg, #1E1F28 0%, #2D2F3B 100%);

    /* ---------- Glass ---------- */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-bg-header: rgba(248, 249, 251, 0.72);
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-blur: 20px;

    /* ---------- Shadows · 禁止纯黑重影 ---------- */
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 2px 8px rgba(59, 130, 246, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 8px 24px -4px rgba(59, 130, 246, 0.10), 0 4px 12px -4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 14px 34px rgba(59, 130, 246, 0.12), 0 4px 12px rgba(15, 23, 42, 0.05);
    --shadow-xl: 0 24px 60px rgba(59, 130, 246, 0.14), 0 8px 20px rgba(15, 23, 42, 0.06);
    --shadow-btn: 0 12px 32px -8px rgba(59, 130, 246, 0.35);
    --shadow-btn-lg: 0 14px 34px rgba(59, 130, 246, 0.42);
    --shadow-focus: 0 0 0 4px rgba(59, 130, 246, 0.25);
    --shadow-inset-glow: inset 0 0 0 4px rgba(59, 130, 246, 0.05);
    --shadow-glaze: inset 0 1px 0 0 rgba(255, 255, 255, 0.6);

    /* 兼容旧变量名（main.css / 业务样式仍在用） */
    --primary-color: var(--color-primary);
    --primary-dark: var(--color-primary-dark);
    --primary-light: var(--color-primary-light);
    --secondary-color: #F0F9FF;
    --accent-color: var(--color-accent);
    --accent-dark: #0891B2;
    --indigo-color: var(--color-indigo);
    --purple-color: var(--color-purple);
    --success-color: var(--color-success);
    --warning-color: var(--color-warning);
    --danger-color: var(--color-danger);
    --dark-color: var(--color-text);
    --light-color: #ffffff;
    --gray-color: var(--color-text-secondary);
    --gray-light: var(--color-border);
    --surface-1: var(--color-surface);
    --surface-2: var(--color-surface-2);
    --surface-3: var(--color-surface-3);
    --border-soft: var(--color-border-soft);
    --ring: rgba(59, 130, 246, 0.25);
    --glow-primary: var(--shadow-btn);
    --glow-primary-lg: var(--shadow-btn-lg);

    /* ---------- Radius ---------- */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;

    /* ---------- Spacing (4px base) ---------- */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;
    --space-8: 64px;

    /* ---------- Typography ---------- */
    --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
    --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", Consolas, monospace;
    --text-h1: 2rem;      /* 32px when root ~16; with rem scale stays proportional */
    --text-h2: 1.5rem;
    --text-h3: 1.25rem;
    --text-body: 1.125rem;
    --text-sm: 0.875rem;
    --text-code: 0.9375rem;
    --leading-h1: 1.3;
    --leading-h2: 1.4;
    --leading-h3: 1.5;
    --leading-body: 1.85;
    --leading-sm: 1.6;

    /* ---------- Motion ---------- */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-spring: cubic-bezier(0.34, 1.4, 0.44, 1);
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease-out;
    --transition-slow: 400ms ease-in-out;
    --transition-progress: 800ms cubic-bezier(0.22, 1, 0.36, 1);

    /* ---------- Layout ---------- */
    --header-height: 70px;
    --sidebar-width: 280px;
    --content-max: 1280px;
}

/* ---------- Dark mode mapping ---------- */
@media (prefers-color-scheme: dark) {
    :root.ds-auto-dark {
        --color-bg: #14151A;
        --color-surface: #1E1F26;
        --color-surface-2: #1A1B22;
        --color-surface-3: #25262F;
        --color-text: #E8E9F0;
        --color-text-secondary: #888A9B;
        --color-text-muted: #6B6D7C;
        --color-border: rgba(255, 255, 255, 0.08);
        --color-border-soft: rgba(255, 255, 255, 0.06);
        --glass-bg: rgba(30, 31, 38, 0.75);
        --glass-bg-header: rgba(30, 31, 38, 0.75);
        --glass-border: rgba(255, 255, 255, 0.08);
        --shadow-sm: 0 0 20px -6px rgba(255, 255, 255, 0.06);
        --shadow-md: 0 0 30px -8px rgba(255, 255, 255, 0.08);
        --shadow-lg: 0 0 40px -8px rgba(255, 255, 255, 0.08);
        --shadow-btn: 0 0 30px -8px rgba(255, 255, 255, 0.08);
        --primary-light: rgba(59, 130, 246, 0.15);
        --secondary-color: rgba(59, 130, 246, 0.08);
    }
}

[data-theme="dark"] {
    --color-bg: #14151A;
    --color-surface: #1E1F26;
    --color-surface-2: #1A1B22;
    --color-surface-3: #25262F;
    --color-text: #E8E9F0;
    --color-text-secondary: #888A9B;
    --color-text-muted: #6B6D7C;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-soft: rgba(255, 255, 255, 0.06);
    --glass-bg: rgba(30, 31, 38, 0.75);
    --glass-bg-header: rgba(30, 31, 38, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 0 20px -6px rgba(255, 255, 255, 0.06);
    --shadow-md: 0 0 30px -8px rgba(255, 255, 255, 0.08);
    --shadow-lg: 0 0 40px -8px rgba(255, 255, 255, 0.08);
    --shadow-btn: 0 0 30px -8px rgba(255, 255, 255, 0.08);
    --primary-light: rgba(59, 130, 246, 0.15);
    --secondary-color: rgba(59, 130, 246, 0.08);
    --dark-color: var(--color-text);
    --gray-color: var(--color-text-secondary);
    --gray-light: var(--color-border);
    --surface-1: var(--color-surface);
    --surface-2: var(--color-surface-2);
    --surface-3: var(--color-surface-3);
    --border-soft: var(--color-border-soft);
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    :root {
        --transition-fast: 0ms;
        --transition-normal: 0ms;
        --transition-slow: 0ms;
        --transition-progress: 0ms;
    }
}