/**
 * CSS Variables — zhaoyao-group.angelsfucked.com
 * Design: Jade Dynasty
 * Palette: Dragon Jade (#00C787), Obsidian (#060A13), Imperial Amber (#F0A03C), Crimson (#FF3528)
 */

@import url('https://fonts.googleapis.com/css2?family=ZCOOL+XiaoWei&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
    /* === BRAND COLORS === */
    --color-primary: #00C787;       /* dragon jade */
    --color-primary-dark: #009E6B;
    --color-primary-light: #33D9A0;
    --color-primary-rgb: 0, 199, 135;

    --color-secondary: #060A13;     /* obsidian */
    --color-secondary-dark: #030609;
    --color-secondary-light: #0C1220;

    --color-accent: #F0A03C;        /* imperial amber */
    --color-accent-dark: #C97E1F;
    --color-accent-light: #FFB85A;

    --color-crimson: #FF3528;       /* crimson red */
    --color-crimson-dark: #CC1A0F;

    /* === BACKGROUNDS === */
    --color-bg: #060A13;            /* obsidian dark */
    --color-bg-dark: #030609;
    --color-bg-light: #0C1220;
    --color-bg-card: #0F1827;
    --color-bg-surface: #111827;
    --color-bg-header: rgba(6,10,19,0.95);
    --color-bg-footer: #030609;
    --color-bg-dark-section: #030609;

    /* === TEXT === */
    --color-text: #E8EDF5;
    --color-text-light: #9DAABB;
    --color-text-muted: #5A6880;
    --color-text-white: #FFFFFF;
    --color-text-cream: #E8EDF5;

    /* === UI COLORS === */
    --color-border: rgba(0,199,135,0.15);
    --color-border-dark: rgba(0,199,135,0.08);
    --color-warning: #F0A03C;
    --color-success: #00C787;
    --color-error: #FF3528;

    /* === GRADIENTS === */
    --gradient-primary: linear-gradient(135deg, #00C787 0%, #009E6B 100%);
    --gradient-secondary: linear-gradient(135deg, #060A13 0%, #0C1220 100%);
    --gradient-amber: linear-gradient(135deg, #F0A03C 0%, #C97E1F 100%);
    --gradient-hero: linear-gradient(180deg, rgba(6,10,19,0.5) 0%, rgba(6,10,19,0.4) 50%, rgba(6,10,19,0.85) 100%);
    --gradient-card: linear-gradient(180deg, transparent 35%, rgba(6,10,19,0.95) 100%);
    --gradient-jade-glow: radial-gradient(circle at 50% 0%, rgba(0,199,135,0.18) 0%, transparent 60%);

    /* === TYPOGRAPHY === */
    --font-main: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
    --font-heading: 'ZCOOL XiaoWei', 'STSong', 'SimSun', Georgia, serif;
    --font-mono: 'Courier New', monospace;

    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* === FONT SIZES === */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2rem;
    --text-4xl: 2.75rem;
    --text-5xl: 3.75rem;
    --text-6xl: clamp(3rem, 7vw, 6rem);

    /* === LINE HEIGHT === */
    --leading-tight: 1.1;
    --leading-snug: 1.3;
    --leading-normal: 1.5;
    --leading-relaxed: 1.7;

    /* === SPACING === */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4.5rem;

    /* === BORDER RADIUS === */
    --radius-none: 0;
    --radius-sm: 2px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 999px;

    /* === SHADOWS === */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
    --shadow-xl: 0 16px 40px rgba(0,0,0,0.6);
    --shadow-card: 0 2px 8px rgba(0,0,0,0.4);
    --shadow-card-hover: 0 8px 32px rgba(0,199,135,0.2);
    --shadow-glow-jade: 0 0 24px rgba(0,199,135,0.4);
    --shadow-glow-amber: 0 0 24px rgba(240,160,60,0.4);

    /* === TRANSITIONS === */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;

    /* === LAYOUT === */
    --header-height: 92px;
    --container-max: 1280px;
    --container-padding: 1.5rem;

    /* === Z-INDEX === */
    --z-base: 1;
    --z-dropdown: 100;
    --z-fixed: 200;
    --z-modal-backdrop: 300;
    --z-modal: 400;
}