/* إعادة تعيين الأساسيات */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* المتغيرات */
:root {
    --primary-color: #1e40af;
    --secondary-color: #f8fafc;
    --accent-color: #dc2626;
    --white-color: #ffffff;
    --text-color: #1f2937;
    --gray-light: #f3f4f6;
    --gray-medium: #6b7280;
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 10px 25px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* الخطوط */
body {
    font-family: 'Cairo', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white-color);
    direction: rtl;
    text-align: right;
}

/* الحاوي */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* شريط التواصل الثابت */
.fixed-contact-bar {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 10px;
    justify-content: center;
    animation: slideUp 0.5s ease-out;
}

.contact-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    box-shadow: var(--shadow-heavy);
    max-width: 200px;
}

.whatsapp-btn {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
}

.whatsapp-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.4);
}

.call-btn {
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    color: white;
}

.call-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.4);
}

/* القسم الرئيسي */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.9), rgba(59, 130, 246, 0.8)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grain)"/></svg>');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    width: 100%;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.1);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-item i {
    font-size: 1.5rem;
    color: #fbbf24;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 50px;
}

/* الأزرار */
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.primary-btn {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    box-shadow: var(--shadow-medium);
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.secondary-btn:hover {
    background: white;
    transform: translateY(-2px);
}

.large-btn {
    padding: 18px 40px;
    font-size: 18px;
}

/* تأثيرات الحركة */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
    from { transform: translateY(100px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s both;
}

.animate-slide-up {
    animation: slideUp 1s ease-out 0.6s both;
}

.animate-bounce-in {
    animation: bounce 1s ease-out 0.9s both;
}

.pulse {
    animation: pulse 2s infinite;
}

/* الأقسام */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 15px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray-medium);
    max-width: 600px;
    margin: 0 auto;
}

/* قسم عن المشروع */
.about-section {
    background: var(--secondary-color);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.lead-text {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 40px;
    text-align: center;
}

.highlight-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.highlight-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.highlight-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.highlight-content p {
    color: var(--gray-medium);
    line-height: 1.6;
}

.cta-section {
    text-align: center;
    margin-top: 50px;
}

/* معرض الصور */
.gallery-section {
    background: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.gallery-item {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 64, 175, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    color: white;
    font-size: 2rem;
}

.gallery-cta {
    text-align: center;
    padding: 40px;
    background: var(--gray-light);
    border-radius: var(--border-radius);
}

.gallery-cta p {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

/* قسم الموقع */
.location-section {
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    color: white;
}

.location-info {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.location-description {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
}

.distances {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.distance-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.distance-item i {
    font-size: 1.5rem;
    color: #fbbf24;
}

.location-cta {
    margin-top: 40px;
}

/* قسم التحميل */
.download-section {
    background: var(--secondary-color);
    text-align: center;
}

.download-btn {
    background: linear-gradient(135deg, var(--accent-color), #ef4444);
    color: white;
    border: none;
    padding: 20px 40px;
    border-radius: var(--border-radius);
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* نافذة خطأ التحميل */
.download-error-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 500px;
    margin: 20px;
    animation: fadeIn 0.3s ease-out;
}

.error-icon {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.modal-content p {
    margin-bottom: 30px;
    line-height: 1.6;
    color: var(--gray-medium);
}

.error-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* قسم الخدمات */
.services-section {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-item {
    text-align: center;
    padding: 40px 20px;
    background: var(--secondary-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 2px solid transparent;
}

.service-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-medium);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2rem;
}

.service-item h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-color);
}

.service-item p {
    color: var(--gray-medium);
    line-height: 1.6;
}

.services-cta {
    text-align: center;
}

/* القسم النهائي */
.final-cta-section {
    background: linear-gradient(135deg, var(--accent-color), #ef4444);
    color: white;
    text-align: center;
}

.final-cta-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 20px;
}

.final-cta-text {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.urgency-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 15px 30px;
    border-radius: var(--border-radius);
    margin: 30px auto;
    max-width: 400px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.urgency-text i {
    font-size: 1.2rem;
    color: #fbbf24;
}

.final-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
}

/* Footer */
.footer {
    background: var(--text-color);
    color: white;
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-info h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-info p {
    opacity: 0.8;
    margin-bottom: 5px;
}

.footer-contact {
    display: flex;
    gap: 15px;
}

.footer-contact-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-contact-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* الاستجابة للشاشات */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .fixed-contact-bar {
        bottom: 15px;
        left: 15px;
        right: 15px;
        flex-direction: column;
    }
    
    .contact-btn {
        max-width: none;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .highlight-features {
        grid-template-columns: 1fr;
    }
    
    .highlight-item {
        text-align: center;
        flex-direction: column;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .distances {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .final-cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .modal-content {
        margin: 10px;
        padding: 30px 20px;
    }
    
    .error-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .final-cta-title {
        font-size: 2rem;
    }
    
    .cta-btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .large-btn {
        padding: 15px 25px;
        font-size: 16px;
    }
}

/* تحسينات الأداء */
img {
    max-width: 100%;
    height: auto;
}

/* تحسين التمرير */
html {
    scroll-behavior: smooth;
}

/* إخفاء شريط التمرير في بعض المتصفحات */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-light);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-medium);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}