/* ============================================
   منصة يمن طالب - التصميم الرئيسي الفاخر
   Yemen Student Platform - Premium Edition
   تصميم 3D | 4K | Glassmorphism | Futuristic
   ============================================ */

/* استيراد خطوط إضافية فاخرة */
@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@400;500;700;800;900&family=Poppins:wght@300;400;600;700&display=swap');

:root {
    /* الألوان الأساسية - نسخة فاخرة */
    --primary: #0a1929;
    --primary-light: #1e3a6f;
    --primary-dark: #05111f;
    --secondary: #c8a951;
    --secondary-light: #dbbd73;
    --secondary-glow: rgba(200, 169, 81, 0.5);
    --accent: #ff3366;
    --accent-glow: rgba(255, 51, 102, 0.3);
    --success: #2ecc71;
    --warning: #f39c12;
    --info: #3498db;
    --danger: #e74c3c;
    
    /* خلفيات وتأثيرات */
    --bg-main: linear-gradient(135deg, #f5f7fa 0%, #e9ecf2 100%);
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.2);
    --bg-glass-dark: rgba(10, 25, 41, 0.3);
    --bg-sidebar: linear-gradient(165deg, #0a1929 0%, #1a2f4a 100%);
    
    /* النصوص */
    --text-primary: #0a1929;
    --text-secondary: #4a5568;
    --text-light: #ffffff;
    --text-gold: #c8a951;
    
    /* حدود وتأثيرات */
    --border-glass: 1px solid rgba(255, 255, 255, 0.2);
    --border-neon: 1px solid rgba(200, 169, 81, 0.3);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --shadow-3d: 0 30px 60px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
    --shadow-glow: 0 0 30px rgba(200, 169, 81, 0.3);
    --shadow-neon: 0 0 20px rgba(200, 169, 81, 0.5), 0 0 40px rgba(200, 169, 81, 0.2);
    
    /* أبعاد وزوايا */
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 30px;
    --radius-xl: 40px;
    --radius-full: 9999px;
    
    /* أبعاد أساسية */
    --sidebar-width: 280px;
    --header-height: 80px;
    
    /* حركات */
    --transition-smooth: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --transition-bounce: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* تأثير 3D */
    --perspective: 1000px;
    --rotate-3d: rotateX(2deg) rotateY(2deg);
}

/* تأثيرات عالمية */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Tajawal', 'Poppins', sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.8;
    font-size: 16px;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* خلفية متحركة 3D */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(200, 169, 81, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(30, 58, 111, 0.03) 0%, transparent 50%);
    animation: rotate-gradient 30s linear infinite;
    z-index: -2;
    pointer-events: none;
}

@keyframes rotate-gradient {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(3deg) scale(1.05); }
    100% { transform: rotate(0deg) scale(1); }
}

/* ============ Scrollbar فاخر ============ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(10, 25, 41, 0.05);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-glow);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary), var(--primary-light));
}

/* ============ Sidebar فاخر 3D ============ */
.sidebar {
    position: fixed;
    right: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    backdrop-filter: blur(20px);
    color: var(--text-light);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-3d), var(--shadow-glow);
    border-left: var(--border-glass);
    transform-style: preserve-3d;
    perspective: var(--perspective);
}

.sidebar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 100% 0%, rgba(200, 169, 81, 0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.sidebar::after {
    content: '';
    position: absolute;
    top: 10%;
    right: -20px;
    width: 40px;
    height: 40px;
    background: var(--secondary);
    filter: blur(30px);
    opacity: 0.3;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.sidebar-header {
    padding: 30px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: var(--border-glass);
    position: relative;
    overflow: hidden;
}

.sidebar-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: shimmer 8s linear infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-30%) translateY(-30%) rotate(0deg); }
    100% { transform: translateX(30%) translateY(30%) rotate(10deg); }
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    transform-style: preserve-3d;
}

.sidebar-logo i {
    font-size: 36px;
    color: var(--secondary);
    filter: drop-shadow(0 0 20px var(--secondary-glow));
    animation: pulse 3s ease-in-out infinite;
    transform: translateZ(20px);
}

@keyframes pulse {
    0%, 100% { filter: drop-shadow(0 0 20px var(--secondary-glow)); }
    50% { filter: drop-shadow(0 0 40px var(--secondary-glow)) brightness(1.2); }
}

.sidebar-brand {
    font-size: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, #ffffff, var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
    transform: translateZ(10px);
}

.sidebar-user {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: var(--border-glass);
    position: relative;
    transform-style: preserve-3d;
}

.user-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--secondary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
    transform: translateZ(30px) rotate(5deg);
    transition: var(--transition-smooth);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.user-avatar:hover {
    transform: translateZ(50px) rotate(0deg) scale(1.1);
    box-shadow: var(--shadow-neon);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.1) contrast(1.1);
}

.user-avatar i {
    font-size: 32px;
    color: var(--text-light);
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.5));
}

.user-info {
    transform: translateZ(20px);
}

.user-name {
    font-weight: 800;
    font-size: 16px;
    color: var(--text-light);
    letter-spacing: 0.5px;
}

.user-role {
    font-size: 12px;
    color: var(--secondary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 20px 0;
    transform-style: preserve-3d;
}

.nav-item {
    margin: 4px 16px;
    transform-style: preserve-3d;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    color: rgba(255,255,255,0.7);
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    font-size: 15px;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    transform: translateZ(10px);
    backdrop-filter: blur(10px);
    border: 1px solid transparent;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(200, 169, 81, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    border-radius: 50%;
    z-index: -1;
}

.nav-link:hover::before {
    width: 300px;
    height: 300px;
}

.nav-link:hover {
    color: var(--text-light);
    border-color: rgba(200, 169, 81, 0.3);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2), 0 0 0 1px rgba(200, 169, 81, 0.3) inset;
    transform: translateZ(30px) scale(1.05);
}

.nav-item.active .nav-link {
    background: linear-gradient(90deg, rgba(200, 169, 81, 0.2), transparent);
    color: var(--secondary-light);
    border-left: 3px solid var(--secondary);
    box-shadow: -10px 0 20px rgba(200, 169, 81, 0.2);
}

.nav-link i {
    width: 24px;
    text-align: center;
    font-size: 18px;
    filter: drop-shadow(0 0 5px currentColor);
}

.sidebar-footer {
    padding: 20px;
    border-top: var(--border-glass);
    transform-style: preserve-3d;
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: rgba(255,255,255,0.7);
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    font-size: 15px;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    transform: translateZ(10px);
    border: 1px solid transparent;
}

.btn-logout:hover {
    background: linear-gradient(90deg, rgba(231,76,60,0.2), transparent);
    color: #ff6b6b;
    border-color: rgba(231,76,60,0.3);
    transform: translateZ(30px) scale(1.05);
    box-shadow: 0 5px 20px rgba(231,76,60,0.2);
}

/* ============ Main Content ============ */
.main-content {
    margin-right: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--transition-smooth);
    position: relative;
    z-index: 1;
}

.top-header {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: var(--border-glass);
    border-right: var(--border-glass);
}

.page-title {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), transparent);
    border-radius: var(--radius-full);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-btn {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition: var(--transition-smooth);
    border: var(--border-glass);
    font-size: 18px;
}

.header-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-glow);
    border-color: var(--secondary);
}

.badge-count {
    position: absolute;
    top: -5px;
    left: -5px;
    width: 22px;
    height: 22px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--danger), #ff6b6b);
    color: white;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    box-shadow: 0 0 20px rgba(231, 76, 60, 0.5);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.content-area {
    padding: 32px;
}

/* ============ Cards فاخرة ============ */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    border: var(--border-glass);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    overflow: hidden;
    position: relative;
    transform-style: preserve-3d;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 100% 100%, rgba(200, 169, 81, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition-smooth);
    pointer-events: none;
}

.card:hover {
    transform: translateY(-8px) rotateX(2deg);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--secondary);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    background: transparent;
    border-bottom: var(--border-glass);
    padding: 20px 24px;
    font-weight: 800;
    font-size: 18px;
    color: var(--primary);
    letter-spacing: 0.5px;
}

.card-body {
    padding: 24px;
}

/* ============ Stat Cards فاخرة 3D ============ */
.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-bounce);
    border: var(--border-glass);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transform: perspective(500px) rotateX(0deg) rotateY(0deg);
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(200, 169, 81, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
    opacity: 0.5;
    z-index: -1;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.stat-card:hover {
    transform: perspective(500px) rotateX(2deg) rotateY(2deg) translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--secondary);
}

.stat-card.success { border-right: 4px solid var(--success); }
.stat-card.warning { border-right: 4px solid var(--warning); }
.stat-card.danger { border-right: 4px solid var(--danger); }
.stat-card.info { border-right: 4px solid var(--info); }
.stat-card.secondary { border-right: 4px solid var(--secondary); }

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    flex-shrink: 0;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: var(--border-glass);
    transform: translateZ(30px);
    transition: var(--transition-smooth);
}

.stat-card:hover .stat-icon {
    transform: translateZ(50px) scale(1.1);
    box-shadow: var(--shadow-glow);
}

.stat-icon.primary { background: linear-gradient(135deg, rgba(30,58,111,0.2), rgba(30,58,111,0.05)); color: var(--primary); }
.stat-icon.success { background: linear-gradient(135deg, rgba(46,204,113,0.2), rgba(46,204,113,0.05)); color: var(--success); }
.stat-icon.warning { background: linear-gradient(135deg, rgba(243,156,18,0.2), rgba(243,156,18,0.05)); color: var(--warning); }
.stat-icon.danger { background: linear-gradient(135deg, rgba(231,76,60,0.2), rgba(231,76,60,0.05)); color: var(--danger); }
.stat-icon.info { background: linear-gradient(135deg, rgba(52,152,219,0.2), rgba(52,152,219,0.05)); color: var(--info); }
.stat-icon.secondary { background: linear-gradient(135deg, rgba(200,169,81,0.2), rgba(200,169,81,0.05)); color: var(--secondary); }

.stat-info { flex: 1; transform: translateZ(20px); }
.stat-value { 
    font-size: 36px; 
    font-weight: 900; 
    line-height: 1.2;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label { 
    font-size: 14px; 
    color: var(--text-secondary); 
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============ Tables فاخرة ============ */
.table-container {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: var(--border-glass);
    transition: var(--transition-smooth);
}

.table-container:hover {
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--secondary);
}

.table-header {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    border-bottom: var(--border-glass);
}

.table-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.5px;
    position: relative;
}

.table-title::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--secondary), transparent);
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: rgba(10, 25, 41, 0.02);
    font-weight: 800;
    font-size: 13px;
    color: var(--primary);
    border-bottom: 2px solid rgba(200, 169, 81, 0.2);
    padding: 16px 20px;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody td {
    padding: 16px 20px;
    vertical-align: middle;
    font-size: 15px;
    border-bottom: 1px solid rgba(200, 169, 81, 0.1);
    transition: var(--transition-smooth);
}

.table tbody tr {
    transition: var(--transition-smooth);
}

.table tbody tr:hover {
    background: rgba(200, 169, 81, 0.03);
    transform: scale(1.01);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* ============ Buttons فاخرة ============ */
.btn {
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 14px;
    transition: var(--transition-bounce);
    position: relative;
    overflow: hidden;
    border: none;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: -1;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    box-shadow: 0 5px 15px rgba(10, 25, 41, 0.3);
}

.btn-primary::before {
    background: radial-gradient(circle, rgba(200, 169, 81, 0.4) 0%, transparent 70%);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(200, 169, 81, 0.4);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.btn-secondary-custom {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: var(--primary-dark);
    box-shadow: 0 5px 15px rgba(200, 169, 81, 0.3);
}

.btn-secondary-custom::before {
    background: radial-gradient(circle, rgba(255,255,255,0.4) 0%, transparent 70%);
}

.btn-secondary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(200, 169, 81, 0.5);
    color: var(--primary-dark);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

/* ============ Badges فاخرة ============ */
.badge-status {
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    display: inline-block;
    border: 1px solid transparent;
    transition: var(--transition-smooth);
}

.badge-status:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.badge-active { 
    background: linear-gradient(135deg, rgba(46,204,113,0.15), rgba(46,204,113,0.05));
    color: var(--success);
    border-color: rgba(46,204,113,0.3);
}
.badge-inactive { 
    background: linear-gradient(135deg, rgba(108,117,125,0.15), rgba(108,117,125,0.05));
    color: var(--text-secondary);
    border-color: rgba(108,117,125,0.3);
}
.badge-pending { 
    background: linear-gradient(135deg, rgba(243,156,18,0.15), rgba(243,156,18,0.05));
    color: var(--warning);
    border-color: rgba(243,156,18,0.3);
}
.badge-danger { 
    background: linear-gradient(135deg, rgba(231,76,60,0.15), rgba(231,76,60,0.05));
    color: var(--danger);
    border-color: rgba(231,76,60,0.3);
}

/* ============ Forms فاخرة ============ */
.form-control, .form-select {
    border: 2px solid rgba(10, 25, 41, 0.1);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    font-family: 'Tajawal', sans-serif;
    font-size: 15px;
    transition: var(--transition-smooth);
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(10px);
}

.form-control:focus, .form-select:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(200, 169, 81, 0.15), 0 0 20px rgba(200, 169, 81, 0.2);
    outline: none;
    background: white;
    transform: scale(1.02);
}

.form-label {
    font-weight: 800;
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--primary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ============ Search Box فاخر ============ */
.search-box {
    position: relative;
}

.search-box input {
    padding-right: 50px;
    border-radius: var(--radius-full);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: var(--border-glass);
    transition: var(--transition-smooth);
}

.search-box input:focus {
    background: white;
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(200, 169, 81, 0.1), 0 0 30px rgba(200, 169, 81, 0.2);
    padding-right: 60px;
}

.search-box i {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary);
    font-size: 18px;
    transition: var(--transition-smooth);
    pointer-events: none;
}

.search-box input:focus + i {
    transform: translateY(-50%) scale(1.2);
    color: var(--primary);
}

/* ============ Landing Page فاخرة 3D ============ */
.landing-hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    color: white;
    perspective: var(--perspective);
}

/* خلفية 3D متحركة */
.landing-hero::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(200, 169, 81, 0.1) 0%, transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(200, 169, 81, 0.1) 0%, transparent 40%),
        repeating-linear-gradient(45deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 2px, transparent 2px, transparent 6px);
    animation: hero-bg-move 30s linear infinite;
    transform-style: preserve-3d;
    transform: translateZ(-50px) scale(1.2);
}

@keyframes hero-bg-move {
    0% { transform: translateZ(-50px) scale(1.2) rotate(0deg); }
    50% { transform: translateZ(-30px) scale(1.25) rotate(1deg); }
    100% { transform: translateZ(-50px) scale(1.2) rotate(0deg); }
}

.landing-hero::after {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 169, 81, 0.15) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    filter: blur(60px);
    animation: float-slow 20s ease-in-out infinite;
}

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

.hero-content {
    position: relative;
    z-index: 10;
    transform-style: preserve-3d;
    animation: fadeInUp 1s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-glass-dark);
    backdrop-filter: blur(20px);
    color: var(--secondary-light);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 25px;
    border: var(--border-glass);
    box-shadow: var(--shadow-glow);
    transform: translateZ(30px);
    animation: badge-pulse 3s infinite;
}

@keyframes badge-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(200, 169, 81, 0.3); }
    50% { box-shadow: 0 0 40px rgba(200, 169, 81, 0.6); }
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 25px;
    text-shadow: 0 10px 30px rgba(0,0,0,0.3);
    transform: translateZ(50px);
    animation: title-float 6s ease-in-out infinite;
}

@keyframes title-float {
    0%, 100% { transform: translateZ(50px) translateY(0); }
    50% { transform: translateZ(70px) translateY(-10px); }
}

.hero-title span {
    color: var(--secondary);
    position: relative;
    display: inline-block;
}

.hero-title span::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 0;
    width: 100%;
    height: 30%;
    background: rgba(200, 169, 81, 0.2);
    filter: blur(10px);
    z-index: -1;
    animation: glow-width 3s ease-in-out infinite;
}

@keyframes glow-width {
    0%, 100% { width: 100%; opacity: 0.5; }
    50% { width: 120%; opacity: 0.8; }
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.9;
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
    transform: translateZ(40px);
    text-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    transform: translateZ(60px);
}

.btn-hero {
    padding: 18px 40px;
    border-radius: var(--radius-md);
    font-weight: 800;
    font-size: 18px;
    transition: var(--transition-bounce);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
    border: none;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--secondary), #e5c87c);
    color: var(--primary-dark);
    box-shadow: 0 10px 30px rgba(200, 169, 81, 0.4);
}

.btn-hero-primary:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 40px rgba(200, 169, 81, 0.6);
    background: linear-gradient(135deg, #e5c87c, var(--secondary));
}

.btn-hero-outline {
    background: var(--bg-glass-dark);
    backdrop-filter: blur(20px);
    color: white;
    border: 2px solid rgba(255,255,255,0.2);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.btn-hero-outline:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--secondary);
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 40px rgba(200, 169, 81, 0.3);
}

.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: var(--border-glass);
    transform: translateZ(30px);
}

.hero-stat-item {
    transform-style: preserve-3d;
    transition: var(--transition-smooth);
}

.hero-stat-item:hover {
    transform: translateZ(20px) scale(1.1);
}

.hero-stat-value {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--secondary), white);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero-stat-label {
    font-size: 16px;
    opacity: 0.7;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* ============ Features Section فاخرة ============ */
.features-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #ffffff, #f8faff);
    position: relative;
    overflow: hidden;
}

.features-section::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 169, 81, 0.05) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: float 15s ease-in-out infinite;
}

.features-section::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(10, 25, 41, 0.03) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: float 20s ease-in-out infinite reverse;
}

.section-title {
    font-size: 56px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--secondary), transparent);
    border-radius: var(--radius-full);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 50px 30px;
    text-align: center;
    transition: var(--transition-bounce);
    border: var(--border-glass);
    height: 100%;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(200, 169, 81, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-20px) rotateX(2deg) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--secondary);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin: 0 auto 30px;
    box-shadow: var(--shadow-glow);
    transform: translateZ(30px);
    transition: var(--transition-smooth);
    border: 2px solid rgba(255,255,255,0.2);
}

.feature-card:hover .feature-icon {
    transform: translateZ(60px) scale(1.1);
    box-shadow: var(--shadow-neon);
}

.feature-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--primary);
    transform: translateZ(20px);
}

.feature-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    transform: translateZ(10px);
}

/* ============ Login Page فاخرة ============ */
.login-page {
    min-height: 100vh;
    display: flex;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 169, 81, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    filter: blur(60px);
    animation: float 20s ease-in-out infinite;
}

.login-page::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    filter: blur(40px);
    animation: float 15s ease-in-out infinite reverse;
}

.login-sidebar {
    width: 45%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    padding: 60px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    border-right: var(--border-glass);
    transform-style: preserve-3d;
}

.login-sidebar-content {
    position: relative;
    z-index: 2;
    transform: translateZ(50px);
    animation: fadeInRight 1s ease-out;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateZ(50px) translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateZ(50px) translateX(0);
    }
}

.login-sidebar h1 {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
}

.login-sidebar h1 span {
    color: var(--secondary);
    display: block;
}

.login-sidebar p {
    font-size: 18px;
    opacity: 0.9;
    line-height: 1.8;
    margin-bottom: 40px;
}

.login-sidebar-stats {
    display: flex;
    gap: 30px;
    margin-top: 50px;
}

.login-stat {
    text-align: center;
}

.login-stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--secondary);
}

.login-stat-label {
    font-size: 14px;
    opacity: 0.7;
}

.login-form-side {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    position: relative;
    z-index: 2;
}

.login-card {
    width: 100%;
    max-width: 480px;
    background: var(--bg-glass);
    backdrop-filter: blur(30px);
    border-radius: var(--radius-lg);
    padding: 50px;
    border: var(--border-glass);
    box-shadow: var(--shadow-3d), var(--shadow-glow);
    transform-style: preserve-3d;
    animation: fadeInLeft 1s ease-out;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateZ(30px) translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateZ(30px) translateX(0);
    }
}

.login-card h2 {
    font-size: 36px;
    font-weight: 900;
    background: linear-gradient(135deg, white, var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    text-align: center;
}

.login-card > p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 40px;
    text-align: center;
}

/* ============ Pagination فاخرة ============ */
.pagination {
    gap: 8px;
}

.pagination .page-link {
    padding: 12px 18px;
    color: var(--primary);
    border: var(--border-glass);
    font-weight: 700;
    font-size: 14px;
    border-radius: var(--radius-sm);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.pagination .page-link:hover {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-glow);
    border-color: var(--secondary);
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    border-color: var(--secondary);
    color: var(--primary-dark);
    box-shadow: var(--shadow-glow);
}

/* ============ Empty State فاخر ============ */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-secondary);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: var(--border-glass);
}

.empty-state i {
    font-size: 80px;
    margin-bottom: 20px;
    color: var(--secondary);
    opacity: 0.5;
    animation: float 6s ease-in-out infinite;
}

.empty-state h4 {
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--primary);
    font-size: 24px;
}

/* ============ Loading Spinner فاخر ============ */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(200, 169, 81, 0.1);
    border-top-color: var(--secondary);
    border-right-color: var(--secondary);
    border-radius: 50%;
    animation: spin-3d 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    box-shadow: 0 0 30px rgba(200, 169, 81, 0.3);
}

@keyframes spin-3d {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.2); }
    100% { transform: rotate(360deg) scale(1); }
}

/* ============ Animations إضافية ============ */
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(10px, -10px) scale(1.02); }
    50% { transform: translate(-5px, 15px) scale(0.98); }
    75% { transform: translate(-15px, -5px) scale(1.01); }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.fade-in-up {
    animation: fadeInUp 1s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============ Navbar Landing فاخر ============ */
.landing-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-smooth);
    backdrop-filter: blur(20px);
}

.landing-nav.scrolled {
    background: var(--bg-glass-dark);
    backdrop-filter: blur(30px);
    padding: 12px 0;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-bottom: var(--border-glass);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    color: white;
    font-weight: 900;
    font-size: 24px;
    transform-style: preserve-3d;
}

.nav-brand i {
    color: var(--secondary);
    font-size: 32px;
    filter: drop-shadow(0 0 20px var(--secondary-glow));
    animation: rotate-slow 10s linear infinite;
}

@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============ Modal فاخر ============ */
.modal-content {
    background: var(--bg-glass);
    backdrop-filter: blur(30px);
    border: var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-3d), var(--shadow-glow);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 20px 30px;
    border-bottom: var(--border-glass);
}

.modal-header .btn-close {
    filter: invert(1) brightness(2);
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.modal-header .btn-close:hover {
    opacity: 1;
    transform: rotate(90deg) scale(1.2);
}

.modal-body {
    padding: 30px;
}

.modal-footer {
    border-top: var(--border-glass);
    padding: 20px 30px;
}

/* ============ Footer فاخر ============ */
.landing-footer {
    background: linear-gradient(135deg, var(--primary-dark), #0f1f33);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
}

.landing-footer::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 169, 81, 0.05) 0%, transparent 70%);
    bottom: -300px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.footer-brand {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, white, var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.footer-desc {
    font-size: 16px;
    line-height: 1.8;
    max-width: 350px;
    opacity: 0.8;
}

.footer-title {
    font-size: 20px;
    font-weight: 800;
    color: white;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), transparent);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 16px;
    transition: var(--transition-smooth);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--secondary);
    transform: translateX(-5px);
}

.footer-bottom {
    border-top: var(--border-glass);
    padding-top: 30px;
    margin-top: 50px;
    text-align: center;
    font-size: 14px;
    opacity: 0.7;
}

/* ============ Responsive فاخر ============ */
@media (max-width: 1400px) {
    .hero-title { font-size: 56px; }
    .section-title { font-size: 48px; }
}

@media (max-width: 1200px) {
    .hero-title { font-size: 48px; }
    .hero-stats { gap: 40px; }
    .login-sidebar { padding: 40px; }
    .login-sidebar h1 { font-size: 40px; }
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(100%);
        box-shadow: none;
    }
    
    .sidebar.show {
        transform: translateX(0);
        box-shadow: var(--shadow-3d), var(--shadow-glow);
    }
    
    .main-content {
        margin-right: 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero-title { 
        font-size: 42px; 
    }
    
    .hero-stats { 
        gap: 30px; 
        flex-wrap: wrap;
    }
    
    .login-sidebar { 
        display: none; 
    }
    
    .login-form-side { 
        padding: 20px; 
    }
    
    .login-card {
        max-width: 100%;
        padding: 40px 30px;
    }
    
    .features-section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 42px;
    }
}

@media (max-width: 767.98px) {
    :root {
        --header-height: 70px;
    }
    
    .content-area { 
        padding: 20px; 
    }
    
    .hero-title { 
        font-size: 36px; 
    }
    
    .hero-subtitle { 
        font-size: 16px; 
    }
    
    .hero-stats { 
        gap: 20px; 
    }
    
    .hero-stat-value {
        font-size: 32px;
    }
    
    .stat-card { 
        padding: 20px; 
    }
    
    .stat-value { 
        font-size: 28px; 
    }
    
    .table-header { 
        flex-direction: column; 
        align-items: stretch; 
    }
    
    .section-title { 
        font-size: 36px; 
    }
    
    .feature-card {
        padding: 40px 20px;
    }
    
    .feature-icon {
        width: 80px;
        height: 80px;
        font-size: 32px;
    }
    
    .feature-title {
        font-size: 20px;
    }
}

@media (max-width: 575.98px) {
    .hero-title { 
        font-size: 32px; 
    }
    
    .hero-buttons { 
        flex-direction: column; 
    }
    
    .btn-hero { 
        width: 100%; 
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
        text-align: center;
    }
    
    .login-card {
        padding: 30px 20px;
    }
    
    .login-card h2 {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .card-header {
        padding: 16px 20px;
        font-size: 16px;
    }
    
    .card-body {
        padding: 20px;
    }
    
    .table thead th {
        padding: 12px 15px;
        font-size: 12px;
    }
    
    .table tbody td {
        padding: 12px 15px;
        font-size: 14px;
    }
}

/* ============ Touch Optimizations ============ */
@media (hover: none) {
    .card:hover,
    .stat-card:hover,
    .feature-card:hover,
    .btn:hover {
        transform: none;
    }
    
    .nav-link:hover {
        background: rgba(255,255,255,0.1);
    }
}

/* ============ Print Styles ============ */
@media print {
    .sidebar,
    .top-header,
    .btn,
    .pagination,
    .modal,
    .landing-nav,
    .landing-footer {
        display: none !important;
    }
    
    .main-content {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}