/* المتغيرات الأساسية */
:root {
    --primary-color: #4A90E2;
    --secondary-color: #5BC0BE;
    --accent-color: #98DED9;
    --text-color: #2C3E50;
    --background-light: #F5F7FA;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --container-width: 1200px;
    --section-spacing: 5rem;
    --card-radius: 10px;
    --border-radius-sm: 6px;
    --border-radius-md: 10px;
    --border-radius-lg: 15px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.4s ease;
    --box-shadow-light: 0 2px 5px rgba(0, 0, 0, 0.05);
    --box-shadow-medium: 0 4px 10px rgba(0, 0, 0, 0.1);
    --box-shadow-strong: 0 6px 15px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Cairo', sans-serif;
    background-color: var(--background-light);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* تنسيق الشريط العلوي */
.main-header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    opacity: 0.8;
}

.nav-link:hover {
    opacity: 1;
}

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

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

/* تنسيق البطاقات */
.card {
    background: var(--white);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* تنسيق الأقسام */
.section {
    padding: var(--section-spacing) 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

/* تنسيق الأزرار */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-align: center;
    transition: var(--transition-normal);
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
    text-transform: none;
    font-weight: 600;
    letter-spacing: 0.5px;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border: none;
}

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

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

/* تنسيق النموذج */
.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    background-color: var(--white);
    box-shadow: var(--box-shadow-light);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* تنسيق الشبكة */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* التجاوب مع الشاشات */
@media (max-width: 1024px) {
    :root {
        --section-spacing: 4rem;
    }
    
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-menu {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --section-spacing: 3rem;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 1rem;
    }
}

/* Header Styles */
.main-header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo h1 {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-size: 2rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-color);
}

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

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.btn-login, .btn-register {
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
}

.btn-login {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-login:hover {
    background: var(--gradient);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.btn-register {
    background: var(--gradient);
    border: none;
    color: var(--white);
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

/* تأثيرات JavaScript */
.header-scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transform: translateY(-2px);
}

.error-message {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.input-error {
    border-color: #dc3545 !important;
}

.input-error:focus {
    box-shadow: 0 0 0 4px rgba(220, 53, 69, 0.1) !important;
}

.success-message {
    background: #28a745;
    color: white;
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

/* تأثيرات التحريك */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.animated {
    opacity: 1;
    transform: translateY(0);
}

/* قائمة الهاتف المحمول */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 30px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

.toggle-active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.toggle-active span:nth-child(2) {
    opacity: 0;
}

.toggle-active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        position: absolute;
        right: 0;
        top: 100%;
        background: white;
        width: 100%;
        padding: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        transition: all 0.3s ease;
        pointer-events: none;
    }

    .nav-active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .auth-buttons {
        width: 100%;
        justify-content: center;
    }

    .btn-login, .btn-register {
        width: 45%;
        text-align: center;
    }

    .login-box {
        margin: 1rem;
        padding: 2rem;
    }

    .form-group input {
        font-size: 1rem;
        padding: 1rem;
    }

    .menu-toggle {
        display: flex;
    }
}

@media (max-width: 480px) {
    .login-box {
        margin: 0.5rem;
        padding: 1.5rem;
    }

    .btn-login, .btn-register {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .form-options {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}

/* Main Content Styles */
.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-section {
    text-align: center;
    padding: 4rem 0;
}

.hero-section h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #357ABD;
}

/* Features Section */
.features-section {
    padding: 4rem 0;
}

.features-section h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card img {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
}

.feature-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* Login Page Styles */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #00b4d8 0%, #0077b6 100%);
    padding: 20px;
}

.auth-box {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 450px;
    text-align: center;
}

.auth-box h2 {
    color: #0077b6;
    font-size: 2em;
    margin-bottom: 30px;
    font-weight: 700;
}

.form-group {
    margin-bottom: 25px;
    text-align: right;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    border-color: #0077b6;
    box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.1);
    outline: none;
}

.btn-primary {
    background: #0077b6;
    color: white;
    border: none;
    padding: 14px 30px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-primary:hover {
    background: #005b8c;
    transform: translateY(-2px);
}

.auth-box p {
    margin-top: 25px;
    color: #666;
}

.auth-box a {
    color: #0077b6;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.auth-box a:hover {
    color: #005b8c;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 10px;
    color: white;
    font-weight: 500;
    animation: slideIn 0.3s ease;
    z-index: 1000;
}

.notification.success {
    background: #10b981;
}

.notification.error {
    background: #ef4444;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* تحسينات للموبايل */
@media (max-width: 480px) {
    .auth-box {
        padding: 30px 20px;
    }

    .auth-box h2 {
        font-size: 1.75em;
    }

    .btn-primary {
        padding: 12px 20px;
    }
}

/* زر العودة للأعلى */
.back-to-top {
    position: fixed;
    bottom: -60px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    z-index: 1000;
}

.back-to-top.visible {
    bottom: 30px;
    opacity: 1;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.back-to-top:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .back-to-top {
        width: 45px;
        height: 45px;
        right: 20px;
    }
    
    .back-to-top.visible {
        bottom: 20px;
    }
}

/* Footer Styles */
.main-footer {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
    position: relative;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50px;
    height: 2px;
    background: var(--accent-color);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateX(-5px);
}

.contact-item i {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

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

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

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

.footer-links i {
    font-size: 0.8rem;
}

.newsletter-form .form-group {
    position: relative;
    margin-top: 1rem;
}

.newsletter-form input {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transition: all 0.3s ease;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-form input:focus {
    background: rgba(255, 255, 255, 0.2);
    outline: none;
}

.btn-subscribe {
    position: absolute;
    left: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--accent-color);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-subscribe:hover {
    background: var(--white);
    color: var(--primary-color);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .main-footer {
        padding: 3rem 0 1.5rem;
    }
    
    .footer-content {
        padding: 0 1rem;
    }
}

/* تنسيقات قسم تواصل معنا */
.contact-info {
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

/* تنسيقات الروابط السريعة */
.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.footer-links a i {
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

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

.footer-links a:hover i {
    transform: translateX(-3px);
}

/* تنسيقات النشرة البريدية */
.newsletter p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.newsletter-form input {
    flex: 1;
    padding: 0.8rem;
    border: none;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.btn-subscribe {
    padding: 0.8rem 1.2rem;
    border: none;
    border-radius: 5px;
    background: var(--accent-color);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* حقوق النشر */
.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
    color: rgba(255, 255, 255, 0.8);
}

/* تجاوب مع الشاشات الصغيرة */
@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-section {
        text-align: center;
    }

    .footer-section h3::after {
        right: 50%;
        transform: translateX(50%);
    }

    .contact-item {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-links a {
        justify-content: center;
    }
}

/* تنسيقات اللوغو في Footer */
.footer-logo {
    text-align: center;
    margin-bottom: 3rem;
}

.animated-logo {
    width: 150px;
    height: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.logo-tagline {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
    letter-spacing: 1px;
}

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

.animated-logo {
    animation: float 3s ease-in-out infinite;
}

/* تنسيقات صفحة الخدمات */
.services-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

.services-hero .section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.services-hero .section-description {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.service-card {
    text-align: center;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: transform 0.3s ease;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.features-section {
    background: var(--background-light);
    padding: 4rem 0;
}

.feature-item {
    text-align: center;
    padding: 2rem;
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-item h4 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: #666;
}

@media (max-width: 768px) {
    .services-hero .section-title {
        font-size: 2rem;
    }
    
    .services-hero .section-description {
        font-size: 1.1rem;
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
    }
    
    .service-icon i {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .services-hero {
        padding: 3rem 0;
    }
    
    .services-hero .section-title {
        font-size: 1.8rem;
    }
    
    .feature-item {
        padding: 1.5rem;
    }
}

/* تنسيقات صفحة من نحن */
.about-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

.about-hero .section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.about-hero .section-description {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* تنسيقات قسم الرؤية */
.vision-section {
    padding: 4rem 0;
}

.vision-content {
    text-align: center;
    margin-bottom: 2rem;
}

.vision-content h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 500;
    line-height: 1.8;
}

.vision-content p {
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.video {
    text-align: center;
    margin: 2rem auto;
    max-width: 800px;
}

.video video {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.vision-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-color);
    font-weight: 500;
}

@media (max-width: 768px) {
    .vision-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .video video {
        width: 100%;
        height: auto;
    }
}

/* تنسيقات قسم القيم */
.value-card {
    text-align: center;
    padding: 2rem;
    height: 100%;
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: transform 0.3s ease;
}

.value-icon i {
    font-size: 1.8rem;
    color: white;
}

.value-card:hover .value-icon {
    transform: scale(1.1) rotate(5deg);
}

/* تنسيقات قسم الفريق */
.team-member {
    text-align: center;
    margin-bottom: 2rem;
}

.member-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-color);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.team-member p {
    color: #666;
}

@media (max-width: 768px) {
    .vision-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .member-image {
        width: 120px;
        height: 120px;
    }
}

@media (max-width: 480px) {
    .vision-stats {
        grid-template-columns: 1fr;
    }
    
    .about-hero .section-title {
        font-size: 2rem;
    }
    
    .vision-content h2 {
        font-size: 1.8rem;
    }
}

/* تنسيقات أزرار تسجيل الدخول وإنشاء حساب */
.auth-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn {
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    cursor: pointer;
    font-size: 1rem;
    border: none;
}

.btn-login {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-register {
    background-color: var(--accent-color);
    color: var(--text-color);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #3a80d2;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

@media (max-width: 768px) {
    .auth-buttons {
        gap: 0.5rem;
    }

    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

/* تحسين شكل زر الترجمة */
.language-selector-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
    padding: 5px 10px;
}

#language-selector {
    padding: 5px 10px;
    border: none;
    border-radius: 5px;
    background-color: #f8f9fa;
    font-family: 'Cairo', sans-serif;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#language-selector:hover {
    background-color: #e2e6ea;
}

#language-selector:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

/* أنماط التحقق من صحة النموذج */
.form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #dc3545;
}

.form-control.is-invalid + .invalid-feedback {
    display: block;
}

button[type="submit"]:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* تأثيرات الانتقال للتحقق من صحة النموذج */
.form-control,
.invalid-feedback {
    transition: all 0.3s ease;
}

/* تحسينات الواجهة العامة */
.auth-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.auth-buttons .btn {
    min-width: 100px;
    justify-content: center;
}

/* تأثيرات إضافية */
.btn-login {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-register {
    background-color: var(--accent-color);
    color: var(--text-color);
}

/* تحسين الشفافية والظهور */
.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    position: relative;
    opacity: 0.8;
    transition: var(--transition-fast);
}

.nav-link:hover {
    opacity: 1;
}

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

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

/* تحسين الظهور للعناصر المخفية */
.hidden {
    display: none !important;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* تحسين التباين واللون */
.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.alert-error {
    background-color: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

/* تحسين الاستجابة للشاشات الصغيرة */
@media (max-width: 576px) {
    .nav-menu {
        flex-direction: column;
        align-items: stretch;
    }
    
    .nav-links {
        flex-direction: column;
        align-items: stretch;
    }
    
    .auth-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .auth-buttons .btn {
        width: 100%;
    }
}

/* تنسيق صفحة الأطباء */
.doctors-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.doctor-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.doctor-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.doctor-image {
    height: 200px;
    overflow: hidden;
}

.doctor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.doctor-info {
    padding: 1.5rem;
}

.doctor-info h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.specialty {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.rating {
    color: #ffc107;
    margin-bottom: 0.5rem;
}

.rating span {
    color: var(--text-color);
    margin-right: 0.5rem;
}

.experience {
    color: #666;
    margin-bottom: 1rem;
}

.doctor-actions {
    display: flex;
    gap: 1rem;
}

/* تنسيق صفحة الاتصال */
.contact-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 3rem;
}

.contact-form-container {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-container h2 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.contact-info-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.contact-info-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.contact-info-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-info-card h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.contact-info-card p {
    color: #666;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-info-container {
        grid-template-columns: 1fr;
    }

    .doctors-filters {
        flex-direction: column;
    }
}

/* إضافات جديدة لصفحة تسجيل الدخول */
.logo-container {
    text-align: center;
    margin-bottom: 20px;
}

.auth-logo {
    width: 80px;
    height: 80px;
    margin-bottom: 10px;
}

.auth-subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 1.1em;
}

.password-input-container {
    position: relative;
}

.toggle-password {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 0;
    font-size: 16px;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 20px 0;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
}

.forgot-password {
    color: #0077b6;
    text-decoration: none;
    font-size: 0.9em;
}

.register-text {
    margin: 30px 0;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.social-login {
    text-align: center;
    margin-top: 30px;
}

.social-login p {
    color: #666;
    margin-bottom: 15px;
}

.social-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.social-btn:hover {
    transform: translateY(-3px);
}

.social-btn.google {
    background: #DB4437;
}

.social-btn.facebook {
    background: #4267B2;
}

.social-btn.twitter {
    background: #1DA1F2;
}

.form-group i {
    margin-left: 8px;
    color: #0077b6;
}

/* تحسينات للموبايل */
@media (max-width: 480px) {
    .form-options {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .social-buttons {
        gap: 10px;
    }
    
    .social-btn {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
}

/* التصميم المتجاوب */
/* الشاشات الكبيرة (أكبر من 1200px) */
@media (min-width: 1201px) {
    .container {
        max-width: 1140px;
    }
}

/* الشاشات المتوسطة (992px - 1200px) */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* الأجهزة اللوحية (768px - 991px) */
@media (max-width: 991px) {
    .container {
        max-width: 720px;
        padding: 0 20px;
    }

    /* تعديل القائمة الرئيسية */
    .nav-menu {
        padding: 1rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        right: 0;
        width: 100%;
        background: var(--white);
        box-shadow: var(--shadow-md);
        padding: 1rem 0;
    }

    .nav-links.active {
        display: block;
    }

    .nav-links li {
        display: block;
        margin: 0;
    }

    .nav-links a {
        padding: 1rem 2rem;
        display: block;
    }

    /* زر القائمة للموبايل */
    .menu-toggle {
        display: flex;
    }

    /* تعديل تخطيط الشبكة */
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* تعديل النماذج */
    .form-container {
        padding: 1.5rem;
    }

    /* تعديل عرض أزرار تسجيل الدخول في الشاشات الصغيرة */
    .auth-buttons {
        display: none; /* إخفاء أزرار تسجيل الدخول افتراضياً */
    }

    .nav-links.active + .auth-buttons {
        display: flex;
        flex-direction: column;
        width: 100%;
        padding: 1rem 2rem;
        background: var(--white);
        gap: 0.5rem;
    }

    .nav-links.active + .auth-buttons .btn {
        width: 100%;
        text-align: center;
    }
}

/* الهواتف المحمولة (أقل من 768px) */
@media (max-width: 767px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }

    /* تعديل العناوين */
    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    /* تعديل الأزرار */
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    /* تعديل البطاقات */
    .service-card, .doctor-card, .product-card {
        padding: 1rem;
    }

    /* تعديل تخطيط التذييل */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    /* تعديل نموذج الاستشارة */
    .consultation-form-container {
        padding: 1rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    /* تعديل صفحة المتجر */
    .products-grid {
        grid-template-columns: 1fr;
    }

    /* تعديل صفحة تسجيل الدخول */
    .auth-box {
        width: 90%;
        padding: 1.5rem;
    }
}

/* الهواتف الصغيرة (أقل من 576px) */
@media (max-width: 575px) {
    /* تعديل الهوامش والمسافات */
    .section {
        padding: 2rem 0;
    }

    /* تعديل حجم النص */
    body {
        font-size: 14px;
    }

    /* تعديل المسافات في النماذج */
    .form-control {
        padding: 0.5rem;
    }

    /* تعديل أزرار وسائل التواصل الاجتماعي */
    .social-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }

    /* تعديل عرض الصور */
    img {
        max-width: 100%;
        height: auto;
    }
}

/* تحسينات للطباعة */
@media print {
    .no-print {
        display: none;
    }

    body {
        background: white;
    }

    .container {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
}