:root {
    --glass-bg: rgba(255, 255, 255, 0.65); /* شفافية الزجاج */
    --glass-border: rgba(255, 255, 255, 0.7);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    --primary-color: #4f46e5;
    --text-dark: #1e293b;
    --text-light: #64748b;
}

body {
    font-family: 'Poppins', 'Cairo', sans-serif;
    background: #f1f5f9;
    min-height: 100vh;
    color: var(--text-dark);
    overflow-x: hidden;
    position: relative;
}

/* --- 1. الخلفية المتحركة (The Magic Background) --- */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
    background-size: 400% 400%;
    animation: gradientBG 20s ease infinite;
}

/* الكرات المضيئة */
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.6;
    animation: floatOrb 15s infinite alternate ease-in-out;
}
.orb-1 { top: -10%; left: -10%; width: 500px; height: 500px; background: rgba(99, 102, 241, 0.3); animation-delay: 0s; }
.orb-2 { bottom: -10%; right: -5%; width: 600px; height: 600px; background: rgba(168, 85, 247, 0.25); animation-delay: -5s; }
.orb-3 { top: 40%; left: 30%; width: 300px; height: 300px; background: rgba(56, 189, 248, 0.2); animation-delay: -2s; }

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

@keyframes floatOrb {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 30px) scale(1.1); }
}

/* --- 2. العناصر الزجاجية العامة --- */
.glass-panel, .card, .navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--glass-shadow);
}

/* --- 3. Navbar --- */
.navbar {
    margin: 20px;
    padding: 1rem 2rem;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0px 2px 15px rgba(79, 70, 229, 0.15);
}

/* --- 4. Cards (البطاقات) --- */
.card {
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
    overflow: hidden; 
    position: relative;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(31, 38, 135, 0.15);
    border-color: rgba(255, 255, 255, 0.9);
}

/* --- 5. Inputs & Selects --- */
.form-control, .form-select {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(203, 213, 225, 0.6);
    border-radius: 16px;
    padding: 12px 18px;
    backdrop-filter: blur(10px);
    color: var(--text-dark);
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}

.form-control:focus, .form-select:focus {
    background: #fff;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
    border-color: #818cf8;
    transform: translateY(-1px);
}

/* --- 6. الجداول (Glass Table) --- */
.table-container {
    border-radius: 20px;
    overflow: hidden;
}

.table-glass {
    --bs-table-bg: transparent;
    --bs-table-hover-bg: rgba(255,255,255,0.5);
}

.table-glass thead th {
    background: rgba(248, 250, 252, 0.8);
    backdrop-filter: blur(10px);
    color: #475569;
    font-weight: 700;
    border-bottom: 2px solid rgba(226, 232, 240, 0.8);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.8px;
    padding: 1.2rem;
}

.table-glass tbody td {
    padding: 1.2rem;
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    vertical-align: middle;
    font-weight: 500;
    font-size: 0.95rem;
}

.table-glass tbody tr {
    transition: background 0.2s ease, transform 0.2s ease;
}
.table-glass tbody tr:hover {
    background: rgba(255, 255, 255, 0.6) !important;
    transform: scale(1.005);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    z-index: 10;
    position: relative;
}

/* --- 7. الأزرار (Buttons) --- */
.btn {
    border-radius: 50rem;
    padding: 0.6rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    border: none;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4338ca 0%, #4f46e5 100%);
    box-shadow: 0 6px 18px rgba(79, 70, 229, 0.4);
    transform: translateY(-2px);
}

.btn-white {
    background: #fff;
    border: 1px solid #e2e8f0;
    color: #475569;
}
.btn-white:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
    transform: translateY(-2px);
}

/* --- 8. Badges & Modal --- */
.badge {
    padding: 0.5em 0.9em;
    font-weight: 600;
    border-radius: 30px;
    letter-spacing: 0.3px;
}

.modal-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 28px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-header { border-bottom: 1px solid rgba(0,0,0,0.05); }
.modal-footer { border-top: 1px solid rgba(0,0,0,0.05); }

/* --- 9. M-Paiement Specifics (لتوحيد المظهر) --- */
.paiement-card {
    background: linear-gradient(145deg, #ffffff, #f3f4f6);
    border: 1px solid rgba(255,255,255,0.8);
}

.status-paid {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-unpaid {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    border: 1px solid rgba(239, 68, 68, 0.2);
}