/*
 * Folder: client/shared/css/
 * File Purpose: Defines global typography, the core White/Crimson theme, 
 * and auto-switching Dark Mode support based on OS preference.
 */

:root, body[data-theme="light"] {
    /* Light Mode Defaults */
    --bg-color: #ffffff;
    --card-bg: #f4f4f9;
    --text-color: #1a1a1a;
    --text-muted: #666666;
    --accent-color: #ff0000; /* Bright Red */
    --border-color: #d1d1d1;
    --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
    --card-shadow: 0 10px 25px rgba(139, 0, 0, 0.1);
}

body[data-theme="dark"] {
    /* Dark Mode Defaults */
    --bg-color: #0d0e12;
    --card-bg: #16181f;
    --text-color: #f0f2f8;
    --text-muted: #8b92a5;
    --border-color: #2a2e3d;
    --card-shadow: 0 10px 25px rgba(139, 0, 0, 0.5);
}

/* Auto-Switch to Dark Mode if OS/Browser requests it (Unless explicitly set to Light) */
@media (prefers-color-scheme: dark) {
    body:not([data-theme="light"]) {
        --bg-color: #0d0e12;
        --card-bg: #16181f;
        --text-color: #f0f2f8;
        --text-muted: #8b92a5;
        --border-color: #2a2e3d;
        --card-shadow: 0 10px 25px rgba(139, 0, 0, 0.5);
    }
}

/* Base Body Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    padding-bottom: 60px;
}

a { color: var(--accent-color); text-decoration: none; }
a:hover { text-decoration: underline; }