/* ============================================================
   AEVUM THEME v2
   Central visual design tokens
   Dark / Light themes
   ============================================================ */

/* ============================================================
   GLOBAL FOUNDATION
   ============================================================ */

:root {
    color-scheme: dark;

    /* ---------- LAYOUT ---------- */
    --container-max: 1280px;
    --container-padding: 24px;

    /* ---------- TYPOGRAPHY ---------- */
    --font-family-sans:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    --font-family-mono:
        "SFMono-Regular",
        Consolas,
        "Liberation Mono",
        Menlo,
        monospace;

    /* ---------- RADIUS ---------- */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 999px;

    /* ---------- MOTION ---------- */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* ---------- FOCUS ---------- */
    --focus-ring:
        0 0 0 3px rgba(245, 197, 66, 0.22);

    /* ---------- SELECTION ---------- */
    --selection-background: rgba(245, 197, 66, 0.22);
    --selection-text: #FFFFFF;
}


/* ============================================================
   DARK THEME — DEFAULT
   ============================================================ */

:root,
[data-theme="dark"] {
    color-scheme: dark;

    /* ---------- BACKGROUNDS ---------- */

    --color-bg-primary: #061426;
    --color-bg-deep: #020914;
    --color-bg-surface: #0B1B30;
    --color-bg-surface-light: #10243D;
    --color-bg-glass: rgba(11, 27, 48, 0.60);
    --color-bg-overlay: rgba(2, 9, 20, 0.62);

    /* ---------- TEXT ---------- */

    --color-text-primary: #FFFFFF;
    --color-text-secondary: #B0C4DE;
    --color-text-muted: #6B8FAF;
    --color-text-disabled: #46627D;

    /* ---------- GOLD — IDENTITY ---------- */

    --color-accent-gold: #F5C542;
    --color-accent-gold-light: #FFD76A;
    --color-accent-gold-dark: #B88916;
    --color-accent-gold-hover: #FFD76A;
    --color-accent-gold-dim: rgba(245, 197, 66, 0.12);

    /* ---------- CYAN — NETWORK ---------- */

    --color-accent-cyan: #20D9FF;
    --color-accent-cyan-light: #7DEBFF;
    --color-accent-cyan-dark: #0A8CA8;
    --color-accent-cyan-hover: #7DEBFF;
    --color-accent-cyan-dim: rgba(32, 217, 255, 0.10);

    /* ---------- BORDERS ---------- */

    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-strong: rgba(255, 255, 255, 0.11);
    --color-border-gold: rgba(245, 197, 66, 0.20);
    --color-border-cyan: rgba(32, 217, 255, 0.15);

    /* ---------- SHADOWS ---------- */

    --shadow-sm:
        0 2px 8px rgba(0, 0, 0, 0.20);

    --shadow-md:
        0 8px 32px rgba(0, 0, 0, 0.30);

    --shadow-lg:
        0 16px 64px rgba(0, 0, 0, 0.40);

    --shadow-glow-gold:
        0 0 60px rgba(245, 197, 66, 0.08);

    --shadow-glow-cyan:
        0 0 60px rgba(32, 217, 255, 0.06);

    /* ---------- STATUS ---------- */
    /*
       Aevum intentionally does not use green as a brand color.
       Network-online status therefore uses Cyan.
    */

    --color-status-online: #20D9FF;
    --color-status-warning: #F59E0B;
    --color-status-offline: #EF4444;

    /* ---------- STATUS BACKGROUNDS ---------- */

    --color-status-online-dim: rgba(32, 217, 255, 0.10);
    --color-status-warning-dim: rgba(245, 158, 11, 0.10);
    --color-status-offline-dim: rgba(239, 68, 68, 0.10);

    /* ---------- CODE / TECHNICAL ---------- */

    --color-code-bg: #030D1A;
    --color-code-border: rgba(32, 217, 255, 0.12);

    /* ---------- SCROLLBAR ---------- */

    --scrollbar-track: #020914;
    --scrollbar-thumb: #16324F;
    --scrollbar-thumb-hover: #244B70;
}


/* ============================================================
   LIGHT THEME
   ============================================================ */

[data-theme="light"] {
    color-scheme: light;

    /* ---------- BACKGROUNDS ---------- */

    --color-bg-primary: #F0F4FA;
    --color-bg-deep: #E2E8F0;
    --color-bg-surface: #FFFFFF;
    --color-bg-surface-light: #F8FAFC;
    --color-bg-glass: rgba(255, 255, 255, 0.70);
    --color-bg-overlay: rgba(15, 23, 42, 0.38);

    /* ---------- TEXT ---------- */

    --color-text-primary: #0A1628;
    --color-text-secondary: #2D3748;
    --color-text-muted: #4A5568;
    --color-text-disabled: #94A3B8;

    /* ---------- GOLD — IDENTITY ---------- */

    --color-accent-gold: #B88916;
    --color-accent-gold-light: #D4AF37;
    --color-accent-gold-dark: #8B5E00;
    --color-accent-gold-hover: #8B5E00;
    --color-accent-gold-dim: rgba(184, 137, 22, 0.10);

    /* ---------- CYAN — NETWORK ---------- */

    --color-accent-cyan: #0A8CA8;
    --color-accent-cyan-light: #20D9FF;
    --color-accent-cyan-dark: #065A6E;
    --color-accent-cyan-hover: #065A6E;
    --color-accent-cyan-dim: rgba(10, 140, 168, 0.08);

    /* ---------- BORDERS ---------- */

    --color-border: rgba(0, 0, 0, 0.08);
    --color-border-strong: rgba(0, 0, 0, 0.14);
    --color-border-gold: rgba(184, 137, 22, 0.20);
    --color-border-cyan: rgba(10, 140, 168, 0.15);

    /* ---------- SHADOWS ---------- */

    --shadow-sm:
        0 2px 8px rgba(0, 0, 0, 0.06);

    --shadow-md:
        0 8px 32px rgba(0, 0, 0, 0.08);

    --shadow-lg:
        0 16px 64px rgba(0, 0, 0, 0.12);

    --shadow-glow-gold:
        0 0 60px rgba(184, 137, 22, 0.06);

    --shadow-glow-cyan:
        0 0 60px rgba(10, 140, 168, 0.04);

    /* ---------- STATUS ---------- */

    --color-status-online: #0A8CA8;
    --color-status-warning: #D97706;
    --color-status-offline: #DC2626;

    /* ---------- STATUS BACKGROUNDS ---------- */

    --color-status-online-dim: rgba(10, 140, 168, 0.08);
    --color-status-warning-dim: rgba(217, 119, 6, 0.08);
    --color-status-offline-dim: rgba(220, 38, 38, 0.08);

    /* ---------- CODE / TECHNICAL ---------- */

    --color-code-bg: #E8EEF6;
    --color-code-border: rgba(10, 140, 168, 0.14);

    /* ---------- SCROLLBAR ---------- */

    --scrollbar-track: #E2E8F0;
    --scrollbar-thumb: #B8C4D3;
    --scrollbar-thumb-hover: #94A3B8;

    /* ---------- FOCUS ---------- */

    --focus-ring:
        0 0 0 3px rgba(184, 137, 22, 0.20);

    /* ---------- SELECTION ---------- */

    --selection-background: rgba(184, 137, 22, 0.18);
    --selection-text: #0A1628;
}


/* ============================================================
   GLOBAL TOKEN APPLICATION
   ============================================================ */

html {
    font-family: var(--font-family-sans);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    transition:
        background-color var(--transition-base),
        color var(--transition-base);
}

body {
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
}


/* ============================================================
   TEXT SELECTION
   ============================================================ */

::selection {
    background: var(--selection-background);
    color: var(--selection-text);
}


/* ============================================================
   FOCUS
   ============================================================ */

:focus-visible {
    outline: 2px solid var(--color-accent-gold);
    outline-offset: 3px;
}


/* ============================================================
   SCROLLBAR
   ============================================================ */

html {
    scrollbar-color:
        var(--scrollbar-thumb)
        var(--scrollbar-track);
    scrollbar-width: thin;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: var(--radius-pill);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}


/* ============================================================
   REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
    html,
    body {
        scroll-behavior: auto;
    }
}