/* تي ماس — متغيرات الهوية البصرية (مصدر الحقيقة الوحيد للألوان) */

:root {
    --brand-blue: #2E4F9E;
    --brand-teal: #13918F;
    --brand-navy: #0A2552;
    --brand-mist: #EAF3F7;
    --brand-gradient: linear-gradient(135deg, #2E4F9E 0%, #1B6FA8 50%, #13918F 100%);

    --ink: #14213D;
    --muted: #6B7A90;
    --line: #D9E3EC;
    --surface: #FFFFFF;
    --surface-alt: var(--brand-mist);
    --danger: #B3261E;
    --danger-bg: #FDEAEA;
    --success: #0F6E4C;
    --success-bg: #E7F6F0;
    --warning: #9A6700;
    --warning-bg: #FFF6E5;

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --shadow-sm: 0 2px 10px rgba(10, 37, 82, 0.06);
    --shadow-md: 0 10px 30px rgba(10, 37, 82, 0.10);

    --font-family: 'IBM Plex Sans Arabic', Tahoma, system-ui, -apple-system, sans-serif;

    --header-height: 64px;
    --bottom-nav-height: 64px;

    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --ink: #F1F5FB;
        --muted: #9AAAC2;
        --line: #223257;
        --surface: #0F2245;
        --surface-alt: #0A1B3A;
        --brand-mist: #0A1B3A;
        --danger-bg: #3A1616;
        --success-bg: #0E3324;
        --warning-bg: #362A0B;
        color-scheme: dark;
    }
}

:root[data-theme="dark"] {
    --ink: #F1F5FB;
    --muted: #9AAAC2;
    --line: #223257;
    --surface: #0F2245;
    --surface-alt: #0A1B3A;
    --brand-mist: #0A1B3A;
    --danger-bg: #3A1616;
    --success-bg: #0E3324;
    --warning-bg: #362A0B;
    color-scheme: dark;
}