/* =====================================================
   نظام إتقان - ملف الأنماط الرئيسي
   Itqan System - Main Stylesheet
   ===================================================== */

/* المتغيرات */
:root {
    --primary: #059669;
    --primary-dark: #047857;
    --primary-light: #10b981;
    --secondary: #0d9488;
    --accent: #f59e0b;
    --gold: #d4af37;
    
    --bg-dark: #0a0f1a;
    --bg-card: #111827;
    --bg-card-hover: #1f2937;
    
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --border: rgba(255, 255, 255, 0.1);
    --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f7d774 50%, #d4af37 100%);
    --gradient-bg: linear-gradient(180deg, #0a0f1a 0%, #111827 50%, #0a0f1a 100%);
    
    --font-main: 'Tajawal', sans-serif;
    --radius: 16px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

/* إعادة التعيين */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* الخلفية المتحركة */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
}

.bg-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(5, 150, 105, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(13, 148, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.05) 0%, transparent 50%);
    animation: patternMove 20s ease-in-out infinite;
}

@keyframes patternMove {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(5deg); }
}

/* الهيدر */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1rem 2rem;
    background: rgba(10, 15, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    width: 50px;
    height: 50px;
    color: var(--gold);
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.3)); }
    50% { filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.6)); }
}

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* قسم البطل */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8rem 4rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(5, 150, 105, 0.1);
    border: 1px solid rgba(5, 150, 105, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease;
}

.badge-icon {
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.gradient-text {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 0.6s ease 0.3s both;
}

/* الأزرار */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius);
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 10px 30px rgba(5, 150, 105, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(5, 150, 105, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--primary);
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* العناصر البصرية */
.hero-visual {
    flex: 1;
    position: relative;
    height: 500px;
}

.visual-card {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow);
    animation: float 6s ease-in-out infinite;
}

.visual-card:hover {
    transform: scale(1.05);
    border-color: var(--primary);
}

.card-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    left: 5%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 15%;
    right: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.card-icon {
    font-size: 2.5rem;
}

.card-content h4 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-light);
}

.card-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.quran-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 280px;
}

.quran-pages {
    position: relative;
    width: 100%;
    height: 100%;
    perspective: 1000px;
}

.page {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1f2e 0%, #252b3b 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

.page-1 { transform: rotateY(-5deg) translateZ(10px); }
.page-2 { transform: rotateY(0deg) translateZ(5px); }
.page-3 { transform: rotateY(5deg) translateZ(0px); opacity: 0.8; }

/* قسم المميزات */
.features {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    background: rgba(5, 150, 105, 0.1);
    color: var(--primary-light);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(5, 150, 105, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* قسم الإحصائيات */
.stats {
    padding: 6rem 4rem;
    background: rgba(5, 150, 105, 0.05);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* قسم التواصل */
.contact {
    padding: 8rem 4rem;
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.contact p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* الفوتر */
.footer {
    padding: 2rem 4rem;
    border-top: 1px solid var(--border);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gold);
    font-weight: 600;
}

.logo-icon.small {
    width: 30px;
    height: 30px;
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* نافذة تسجيل الدخول */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 3rem;
    width: 90%;
    max-width: 450px;
    transform: translateY(20px);
    transition: var(--transition);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    color: var(--gold);
}

.login-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input {
    padding: 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.2);
}

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

.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

.login-footer a {
    color: var(--primary-light);
    text-decoration: none;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* الأنيميشن */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* التجاوب */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 6rem 2rem;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        gap: 1rem;
    }
    
    .features, .stats, .contact {
        padding: 4rem 2rem;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}