/* ========================================
   Audio.Family — Design Tokens
   ======================================== */

:root {
    /* ---- Colours ---- */
    --color-bg: #0C0E14;
    --color-surface: #141722;
    --color-surface-glow: #1A1F2E;
    --color-surface-glass: rgba(20, 23, 34, 0.65);

    --color-primary: #6C63FF;
    --color-primary-glow: #8B83FF;
    --color-primary-dim: rgba(108, 99, 255, 0.15);

    --color-warm: #FFB86C;
    --color-warm-glow: #FFD1A3;
    --color-warm-dim: rgba(255, 184, 108, 0.15);

    --color-text: #E8E6F0;
    --color-text-muted: #8B8A97;
    --color-text-heading: #FFFFFF;

    --color-danger: #FF5555;
    --color-danger-dim: rgba(255, 85, 85, 0.12);
    --color-success: #50FA7B;
    --color-success-dim: rgba(80, 250, 123, 0.12);

    /* ---- Typography ---- */
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Outfit', var(--font-body);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --fs-xs: 0.75rem;
    /* 12px */
    --fs-sm: 0.875rem;
    /* 14px */
    --fs-base: 1rem;
    /* 16px */
    --fs-md: 1.125rem;
    /* 18px */
    --fs-lg: 1.25rem;
    /* 20px */
    --fs-xl: 1.5rem;
    /* 24px */
    --fs-2xl: 2rem;
    /* 32px */
    --fs-3xl: 2.5rem;
    /* 40px */
    --fs-4xl: 3.25rem;
    /* 52px */
    --fs-5xl: 4rem;
    /* 64px */

    --fw-normal: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
    --fw-black: 900;

    /* ---- Spacing ---- */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* ---- Borders & Radius ---- */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    --border-subtle: 1px solid rgba(255, 255, 255, 0.06);
    --border-glow: 1px solid rgba(108, 99, 255, 0.25);

    /* ---- 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 30px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(108, 99, 255, 0.15);
    --shadow-warm: 0 0 30px rgba(255, 184, 108, 0.1);

    /* ---- Transitions ---- */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 150ms;
    --duration-normal: 300ms;
    --duration-slow: 500ms;

    /* ---- Z-Index ---- */
    --z-behind: -1;
    --z-base: 1;
    --z-above: 10;
    --z-nav: 100;
    --z-modal: 1000;
    --z-overlay: 2000;

    /* ---- Layout ---- */
    --max-width: 1200px;
    --max-width-sm: 800px;
    --max-width-xs: 600px;
    --nav-height: 72px;
}

/* ---- Gradient Keyframes ---- */
@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

@keyframes pulse-glow {

    0%,
    100% {
        opacity: 0.4;
    }

    50% {
        opacity: 1;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}