:root {
    /* Islamic Modern Palette - Dark/Cyan */
    --bg-gradient-start: #0f172a; /* Slate 900 */
    --bg-gradient-mid: #1e293b;   /* Slate 800 */
    --bg-gradient-end: #334155;   /* Slate 700 */
    
    /* Glass Effect for Dark Mode */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-hover: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --accent-color: #06b6d4; /* Cyan 500 */
    --accent-rgb: 6, 182, 212; /* RGB for rgba usage */
    --text-primary: #f8fafc;   /* Slate 50 */
    --text-secondary: #cbd5e1; /* Slate 300 */
    --text-muted: #94a3b8;     /* Slate 400 */
}

body {
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-mid), var(--bg-gradient-end));
    background-size: 200% 200%;
    animation: gradientBG 15s ease infinite;
    min-height: 100vh;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background-attachment: fixed;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.02em;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Glass Components */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
    border-color: rgba(var(--accent-rgb), 0.3);
    background: var(--glass-bg-hover);
}

.glass-input {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(5px);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.glass-input:focus {
    background: rgba(0, 0, 0, 0.4);
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.2);
}

.glass-input::placeholder {
    color: var(--text-muted);
}

.glass-btn {
    background: rgba(var(--accent-rgb), 0.2);
    border: 1px solid rgba(var(--accent-rgb), 0.3);
    color: var(--accent-color);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.glass-btn:hover {
    background: rgba(var(--accent-rgb), 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.2);
    color: white;
}