/* CSS Reset والإعدادات الأساسية */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* نظام الألوان المحسن */
    --primary-color: #2563EB; /* أزرق غامق أنيق */
    --primary-dark: #1E3A8A;
    --secondary-color: #2DD4BF; /* أخضر زمردي */
    --accent-color: #F59E0B; /* برتقالي دافئ */
    --success-color: #22C55E;
    --warning-color: #F97316;
    --error-color: #EF4444;
    
    /* الألوان المحايدة */
    --neutral-50: #F1F5F9; /* خلفية فاتحة غير بيضاء نقية */
    --neutral-100: #E2E8F0;
    --neutral-200: #CBD5E1;
    --neutral-300: #94A3B8;
    --neutral-400: #64748B;
    --neutral-500: #475569;
    --neutral-600: #334155;
    --neutral-700: #1E293B;
    --neutral-800: #0F172A;
    --neutral-900: #020617;
    
    /* الخطوط */
    --font-primary: 'Tajawal', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: 'Noto Sans Arabic', 'Arial', sans-serif;
    
    /* المساحات */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* نقاط التوقف للاستجابة */
    --mobile: 768px;
    --tablet: 1024px;
    --desktop: 1280px;
    
    /* الظلال */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
    
    /* الانتقالات */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--neutral-800);
    background: linear-gradient(135deg, var(--neutral-50) 0%, #BFDBFE 100%);
    direction: rtl;
    text-align: right;
}

/* النصوص */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--neutral-800); /* لون داكن لضمان الوضوح */
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--neutral-600);
}

/* الحاويات */
.container {
    max-width: var(--desktop);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* الأقسام */
.section {
    padding: var(--spacing-3xl) 0;
    min-height: auto;
    background: linear-gradient(180deg, var(--neutral-50), #DBEAFE); /* خلفية غير بيضاء */
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--neutral-800);
    margin-bottom: var(--spacing-2xl);
    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(--secondary-color));
    border-radius: 2px;
}

/* شريط التنقل */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(180deg, var(--neutral-50) 0%, #E0F2FE 100%); /* خلفية غير بيضاء */
   
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    max-width: var(--desktop);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: var(--neutral-600);
    font-weight: 600;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--spacing-sm) 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition-fast);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 30px;
    height: 4px;
    background: var(--neutral-600);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* الصفحة الرئيسية */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--neutral-50) 0%, #BFDBFE 100%); /* خلفية غير بيضاء */
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><pattern id="a" patternUnits="userSpaceOnUse" width="20" height="20"><circle cx="10" cy="10" r="1" fill="%232563EB" opacity="0.2"/></pattern></defs><rect width="100%" height="100%" fill="url(%23a)"/></svg>');
    opacity: 0.6;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.profile-image {
    text-align: center;
}

.profile-img {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-xl);
    border: 8px solid var(--neutral-100); /* حدود متباينة */
    transition: var(--transition-normal);
}

.profile-img:hover {
    transform: scale(1.05);
    box-shadow: 0 25px 50px rgba(37, 99, 235, 0.3);
}

.hero-text {
    animation: fadeInUp 1.2s ease;
}

.hero-title {
    font-size: 3.75rem;
    font-weight: 900;
    color: var(--neutral-800);
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--neutral-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* الأزرار */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: 10px;
    font-size: 1.125rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

/* الهدف المهني */
.objective-content {
    max-width: 900px;
    margin: 0 auto;
}

.objective-card {
    background: var(--neutral-100); /* خلفية متباينة */
    border-radius: 20px;
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    gap: var(--spacing-xl);
    align-items: flex-start;
    transition: var(--transition-normal);
}

.objective-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.objective-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 90px;
    height: 90px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    flex-shrink: 0;
}

.objective-text p {
    font-size: 1.25rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-lg);
    color: var(--neutral-600);
}

/* المهارات */
#skills {
    background: linear-gradient(180deg, var(--neutral-50), #DBEAFE); /* خلفية غير بيضاء */
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category {
    background: var(--neutral-100);
    border-radius: 20px;
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
    border: 1px solid var(--neutral-200);
}

.skill-category:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.category-title {
    color: var(--neutral-800);
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
    text-align: center;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.skill-item {
    background: var(--neutral-50);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    border: 1px solid var(--neutral-200);
    color: var(--neutral-600);
}

.skill-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.skill-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.skill-item:hover i {
    color: white;
}

/* المؤهلات التعليمية */
.education-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.education-timeline::before {
    content: '';
    position: absolute;
    right: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-color);
    transform: translateX(50%);
}

.timeline-item {
    display: flex;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: left;
}

.timeline-icon {
    background: var(--primary-color);
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    position: absolute;
    right: 50%;
    transform: translateX(50%);
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--neutral-100);
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    width: calc(50% - 50px);
    transition: var(--transition-normal);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: calc(50% + 50px);
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: calc(50% + 50px);
}

.timeline-content:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.timeline-content h4 {
    color: var(--neutral-600);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.timeline-date {
    background: var(--secondary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* الخبرات العملية */
#experience {
    background: linear-gradient(180deg, var(--neutral-50), #DBEAFE);
}

.experience-cards {
    display: grid;
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.experience-card {
    background: var(--neutral-100);
    border-radius: 20px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--neutral-200);
}

.experience-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.company-logo {
    background: var(--primary-color);
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.company-info h3 {
    color: var(--neutral-800);
    margin-bottom: var(--spacing-xs);
}

.company-info h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.duration {
    background: var(--accent-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 600;
}

.card-content p {
    font-size: 1.25rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-lg);
    color: var(--neutral-600);
}

.skills-used {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    background: var(--secondary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* المشاريع */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--neutral-100);
    border-radius: 20px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--neutral-200);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.project-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
}

.project-content h3 {
    color: var(--neutral-800);
    margin-bottom: var(--spacing-md);
}

.project-content p {
    line-height: 1.9;
    margin-bottom: var(--spacing-lg);
    color: var(--neutral-600);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    background: var(--neutral-200);
    color: var(--neutral-600);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

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

/* قسم الفريق */
#team {
    background: linear-gradient(180deg, var(--neutral-50), #DBEAFE);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--spacing-xl);
}

.team-card {
    background: var(--neutral-100);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--neutral-200);
    position: relative;
    overflow: hidden;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.team-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.team-card:hover .team-image img {
    transform: scale(1.05);
}

.team-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6); /* خلفية داكنة لضمان وضوح الأيقونات */
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.team-card:hover .team-overlay {
    opacity: 1;
}

.team-overlay .social-links {
    display: flex;
    gap: var(--spacing-md);
}

.team-overlay .social-link {
    color: white;
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.team-overlay .social-link:hover {
    color: var(--primary-color);
    transform: scale(1.2);
}

.team-info {
    padding: var(--spacing-xl);
}

.team-info h3 {
    color: var(--neutral-800);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.role {
    color: var(--primary-color);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.description {
    font-size: 1.125rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-lg);
    color: var(--neutral-600);
}

.team-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.team-skills span {
    background: var(--secondary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* التواصل */
#contact {
    background: linear-gradient(180deg, var(--neutral-50), #DBEAFE);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info h3,
.contact-form h3 {
    color: var(--neutral-800);
    margin-bottom: var(--spacing-xl);
    font-size: 1.75rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    font-size: 1.25rem;
    color: var(--neutral-600);
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    width: 24px;
}

.social-links {
    margin-top: var(--spacing-xl);
}

.social-links h4 {
    margin-bottom: var(--spacing-md);
    color: var(--neutral-700);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    text-decoration: none;
    color: var(--neutral-600);
    border-radius: 10px;
    transition: var(--transition-fast);
    margin-bottom: var(--spacing-sm);
}

.social-link:hover {
    background: var(--neutral-200);
    color: var(--primary-color);
    transform: translateX(-8px);
}

.social-link i {
    font-size: 1.5rem;
    width: 24px;
}

/* نموذج التواصل */
.contact-form {
    background: var(--neutral-100);
    border-radius: 20px;
    padding: var(--spacing-xl);
    border: 1px solid var(--neutral-200);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    color: var(--neutral-700);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--neutral-200);
    border-radius: 10px;
    font-size: 1.125rem;
    transition: var(--transition-fast);
    font-family: inherit;
    background: var(--neutral-50);
    color: var(--neutral-600);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

/* الفوتر */
.footer {
    background: var(--neutral-900); /* خلفية داكنة لضمان وضوح النص الأبيض */
    color: var(--neutral-300);
    padding: var(--spacing-xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--neutral-300);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 1.2s ease;
}

.fade-in-up {
    animation: fadeInUp 1.2s ease;
}

/* التصميم المتجاوب */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        flex-direction: row;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        text-align: right;
        margin-left: calc(50% + 50px);
        margin-right: 0;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        right: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--neutral-100);
        width: 100%;
        text-align: center;
        transition: var(--transition-normal);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-xl) 0;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(10px) rotate(45deg);
    }
    
    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-10px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .profile-img {
        width: 280px;
        height: 280px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid, .team-grid {
        grid-template-columns: 1fr;
    }
    
    .education-timeline::before {
        right: 25px;
        transform: none;
    }
    
    .timeline-icon {
        right: 25px;
        transform: translateX(50%);
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        width: calc(100% - 90px);
        margin-left: 90px;
        margin-right: 0;
        text-align: right;
    }
    
    .objective-card {
        flex-direction: column;
        text-align: center;
    }
    
    .card-header {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .profile-img {
        width: 220px;
        height: 220px;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .objective-card,
    .experience-card,
    .project-card,
    .team-card {
        padding: var(--spacing-lg);
    }
    
    .skills-list {
        flex-direction: column;
        align-items: center;
    }
    
    .skill-item {
        width: 100%;
        justify-content: center;
    }
}

/* تحسينات إضافية للتفاعل */
.btn:active {
    transform: translateY(0);
}

.project-card:hover .project-icon,
.team-card:hover .project-icon {
    transform: rotate(8deg) scale(1.15);
}

.skill-item:hover {
    animation: pulse 0.7s ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.08); }
    100% { transform: scale(1); }
}

/* تأثيرات التحميل */
.loading {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

/* تحسين الألوان للوضع المظلم */
@media (prefers-color-scheme: dark) {
    :root {
        --neutral-50: #0F172A;
        --neutral-100: #1E293B;
        --neutral-200: #334155;
        --neutral-300: #475569;
        --neutral-800: #E2E8F0;
        --neutral-600: #CBD5E1;
    }
    
    body {
        background: linear-gradient(135deg, #0F172A 0%, #1E40AF 100%);
    }
    
    .section {
        background: linear-gradient(180deg, #1E293B, #1E40AF);
    }
    
    .navbar {
        background: linear-gradient(180deg, #1E293B 0%, #1E40AF 100%);
    }
    
    .skill-item,
    .objective-card,
    .experience-card,
    .project-card,
    .team-card {
        background: var(--neutral-200);
    }
    
    .form-group input,
    .form-group textarea {
        background: var(--neutral-100);
        color: var(--neutral-800);
    }
}

/* تأثيرات خاصة للتمرير */
.parallax {
    transform: translateY(var(--scroll-y, 0));
}

/* مؤشرات التقدم */
.progress-bar {
    position: fixed;
    top: 80px;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.4s ease;
    z-index: 999;
}

/* أزرار الطباعة والحفظ */
.action-buttons {
    position: fixed;
    bottom: 20px;
    left: 20px;
    display: flex;
    gap: var(--spacing-md);
    z-index: 1000;
}

.print-btn,
.save-pdf-btn {
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-fast);
}

.save-pdf-btn {
    background: var(--secondary-color);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
}

.save-pdf-btn:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.save-pdf-btn:active {
    transform: translateY(0);
}

/* إخفاء الأزرار عند تصدير PDF */
.no-pdf {
    display: block;
}

@media print {
    .no-pdf {
        display: none !important;
    }
}