/* ========================================
   متغيرات التصميم الجديد - Dark Glass Neon
   ======================================== */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #14141e;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --neon-blue: #00d4ff;
    --neon-purple: #7b2ffc;
    --neon-pink: #ff2d95;
    --neon-green: #00ff88;
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-muted: #6a6a82;
    --gradient-main: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    --gradient-warm: linear-gradient(135deg, var(--neon-pink), #ff6b6b);
    --radius-card: 24px;
    --transition-smooth: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

/* ========================================
   الإعدادات الأساسية
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* تخصيص التمرير */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: var(--gradient-main);
    border-radius: 10px;
}

/* ========================================
   خلفية متحركة (Particles)
   ======================================== */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ========================================
   الهيدر - شفاف مع تأثير زجاجي
   ======================================== */
.navbar-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar-glass.scrolled {
    background: rgba(10, 10, 15, 0.92);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.navbar-glass .navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-glass .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    position: relative;
    transition: var(--transition-smooth);
}

.navbar-glass .nav-link:hover,
.navbar-glass .nav-link.active {
    color: var(--text-primary) !important;
}

.navbar-glass .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

.navbar-glass .nav-link:hover::after,
.navbar-glass .nav-link.active::after {
    width: 80%;
}

/* ========================================
   زر تبديل اللغة
   ======================================== */
.lang-toggle {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 6px 14px;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
}

.lang-toggle:hover {
    border-color: var(--neon-blue);
    color: var(--text-primary);
}

.lang-toggle .lang-flag {
    font-size: 1.2rem;
}

/* ========================================
   الهيرو - القسم الرئيسي
   ======================================== */
.hero-section {
    position: relative;
    z-index: 1;
    padding: 80px 0 60px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-section .hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-section .hero-title .highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-section .hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin-bottom: 2rem;
}

/* ========================================
   البطاقات الزجاجية
   ======================================== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
    box-shadow: var(--glass-shadow);
    transition: var(--transition-smooth);
    overflow: hidden;
    height: 100%;
}

.glass-card:hover {
    transform: translateY(-8px) scale(1.01);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(0, 212, 255, 0.05);
}

.glass-card .card-img-top {
    height: 220px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.glass-card:hover .card-img-top {
    transform: scale(1.05);
}

.glass-card .card-body {
    padding: 1.5rem;
}

.glass-card .card-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.glass-card .card-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   أزرار نيون
   ======================================== */
.btn-neon {
    background: var(--gradient-main);
    border: none;
    color: #fff;
    font-weight: 600;
    padding: 12px 32px;
    border-radius: 50px;
    transition: var(--transition-smooth);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn-neon:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.4);
    color: #fff;
}

.btn-neon-outline {
    background: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--neon-blue);
    font-weight: 600;
    padding: 10px 28px;
    border-radius: 50px;
    transition: var(--transition-smooth);
}

.btn-neon-outline:hover {
    background: var(--neon-blue);
    color: #fff;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
    transform: translateY(-3px);
}

/* ========================================
   عدادات الأرقام
   ======================================== */
.counter-item {
    text-align: center;
    padding: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}

.counter-item:hover {
    border-color: var(--neon-blue);
    transform: scale(1.03);
}

.counter-item .counter-number {
    font-size: 2.8rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.counter-item .counter-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* ========================================
   بطاقات التصنيفات
   ======================================== */
.category-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 24px 16px;
    text-align: center;
    transition: var(--transition-smooth);
    cursor: pointer;
    height: 100%;
}

.category-card:hover {
    transform: translateY(-6px);
    border-color: var(--neon-purple);
    box-shadow: 0 12px 40px rgba(123, 47, 252, 0.15);
}

.category-card .category-icon {
    font-size: 2.8rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    display: inline-block;
    transition: var(--transition-smooth);
}

.category-card:hover .category-icon {
    transform: scale(1.2) rotate(-8deg);
}

.category-card .category-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
}

.category-card .category-count {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ========================================
   نافذة الطلب السريع (مودال)
   ======================================== */
.modal-glass .modal-content {
    background: rgba(20, 20, 30, 0.95);
    backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    color: var(--text-primary);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8);
}

.modal-glass .modal-header {
    border-bottom: 1px solid var(--glass-border);
    padding: 20px 28px;
}

.modal-glass .modal-header .modal-title {
    font-weight: 700;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-glass .modal-body {
    padding: 28px;
}

.modal-glass .form-control {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    color: var(--text-primary);
    padding: 12px 16px;
    transition: var(--transition-smooth);
}

.modal-glass .form-control:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.1);
    background: rgba(255, 255, 255, 0.08);
}

.modal-glass .form-control::placeholder {
    color: var(--text-muted);
}

.modal-glass .input-group-text {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    border-radius: 14px 0 0 14px;
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-neon {
    background: rgba(20, 20, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    color: var(--text-primary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    padding: 16px 24px;
}

.toast-neon .toast-body {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast-neon .toast-icon {
    font-size: 1.5rem;
}

.toast-neon.success .toast-icon { color: var(--neon-green); }
.toast-neon.error .toast-icon { color: var(--neon-pink); }
.toast-neon.info .toast-icon { color: var(--neon-blue); }

/* ========================================
   الفوتر
   ======================================== */
.footer-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border-top: 1px solid var(--glass-border);
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-glass .footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-glass .social-link {
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    font-size: 1.3rem;
    margin: 0 8px;
}

.footer-glass .social-link:hover {
    color: var(--neon-blue);
    transform: translateY(-3px);
}

/* ========================================
   استجابة للجوال
   ======================================== */
@media (max-width: 768px) {
    .hero-section {
        padding: 40px 0;
        min-height: 70vh;
    }
    
    .hero-section .hero-title {
        font-size: 2.2rem;
    }
    
    .glass-card .card-img-top {
        height: 160px;
    }
    
    .counter-item .counter-number {
        font-size: 2rem;
    }
    
    .navbar-glass .navbar-brand {
        font-size: 1.2rem;
    }
}

@media (max-width: 576px) {
    .hero-section .hero-title {
        font-size: 1.8rem;
    }
    
    .glass-card .card-img-top {
        height: 130px;
    }
    
    .btn-neon {
        padding: 10px 20px;
        font-size: 0.8rem;
    }
    
    .modal-glass .modal-body {
        padding: 20px;
    }
}

/* ========================================
   تأثيرات حركية إضافية
   ======================================== */
/* نبض للعناصر المهمة */
.pulse-glow {
    animation: pulseGlow 2.5s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.1); }
    50% { box-shadow: 0 0 40px rgba(0, 212, 255, 0.3); }
}

/* دوران بطيء لأيقونات */
.rotate-slow {
    animation: rotateSlow 12s linear infinite;
}

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

/* ظهور تدريجي مع انزلاق */
.fade-slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}