/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary-blue: #1877F2;
    --instagram-gradient: linear-gradient(45deg, #E4405F, #F77737, #FCAF45);
    --snapchat-yellow: #FFFC00;
    --tiktok-black: #000000;
    --youtube-red: #FF0000;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 30px rgba(0,0,0,0.15);
    
    /* Typography */
    --font-arabic: 'Cairo', sans-serif;
    --font-english: 'Inter', sans-serif;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 80px 0;
    --card-padding: 30px;
}

body {
    font-family: var(--font-arabic);
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

body[dir="ltr"] {
    font-family: var(--font-english);
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 20px 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    object-fit: cover;
}

.company-name {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.company-tagline {
    color: var(--text-light);
    font-size: 0.9rem;
}

.header-controls {
    display: flex;
    gap: 15px;
}

.language-toggle,
.print-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: 25px;
    background: linear-gradient(135deg, var(--primary-blue), #4267B2);
    color: var(--white);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.language-toggle:hover,
.print-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Sections */
section {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

/* Executive Summary */
.executive-summary {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.summary-card {
    background: var(--white);
    padding: var(--card-padding);
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), #4267B2);
}

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

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    background: linear-gradient(135deg, var(--primary-blue), #4267B2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.card-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.card-content h3 {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.metric {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.description {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Platform Overview */
.platform-overview {
    background: var(--white);
}

.platform-overview .section-title {
    color: var(--text-dark);
    text-shadow: none;
}

.chart-container {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

/* Platform Analysis */
.platform-analysis {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(5px);
}

.platform-card {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.platform-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.platform-header {
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #eee;
}

.platform-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.platform-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.facebook .platform-icon {
    background: var(--primary-blue);
}

.instagram .platform-icon {
    background: var(--instagram-gradient);
}

.snapchat .platform-icon {
    background: var(--snapchat-yellow);
    color: var(--text-dark);
}

.tiktok .platform-icon {
    background: var(--tiktok-black);
}

.youtube .platform-icon {
    background: var(--youtube-red);
}

.platform-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.platform-growth {
    font-size: 1.5rem;
    font-weight: 700;
    color: #28a745;
    background: rgba(40, 167, 69, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
}

.platform-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 30px;
}

.screenshot-section {
    display: flex;
    justify-content: center;
    align-items: center;
}

.platform-screenshot {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.platform-placeholder {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    text-align: center;
}

.platform-placeholder i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.snapchat-bg {
    background: linear-gradient(135deg, var(--snapchat-yellow), #FFD700);
    color: var(--text-dark);
}

.tiktok-bg {
    background: linear-gradient(135deg, var(--tiktok-black), #333);
}

.youtube-bg {
    background: linear-gradient(135deg, var(--youtube-red), #CC0000);
}

.metrics-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.metric-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

.metric-row:last-child {
    border-bottom: none;
}

.metric-label {
    font-weight: 600;
    color: var(--text-dark);
}

.metric-comparison {
    display: flex;
    align-items: center;
    gap: 15px;
}

.before {
    color: var(--text-light);
    font-weight: 500;
}

.after {
    color: var(--text-dark);
    font-weight: 700;
    font-size: 1.1rem;
}

.growth {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
    padding: 4px 12px;
    border-radius: 15px;
    font-weight: 600;
    font-size: 0.9rem;
}

.metric-comparison i {
    color: var(--text-light);
}

/* Comparison Section */
.comparison-section {
    background: var(--white);
}

.comparison-section .section-title {
    color: var(--text-dark);
    text-shadow: none;
}

.comparison-chart {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    max-width: 1000px;
    margin: 0 auto;
}

/* Recommendations */
.recommendations {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.recommendation-card {
    background: var(--white);
    padding: var(--card-padding);
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
}

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

.rec-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--primary-blue), #4267B2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.rec-icon i {
    font-size: 2rem;
    color: var(--white);
}

.recommendation-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.recommendation-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: rgba(0,0,0,0.8);
    color: var(--white);
    text-align: center;
    padding: 30px 0;
}

.footer-content p {
    margin-bottom: 10px;
}

.footer-content p:last-child {
    margin-bottom: 0;
    opacity: 0.8;
}

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

.summary-card,
.platform-card,
.recommendation-card {
    animation: fadeInUp 0.6s ease forwards;
}

.summary-card:nth-child(2) { animation-delay: 0.1s; }
.summary-card:nth-child(3) { animation-delay: 0.2s; }
.summary-card:nth-child(4) { animation-delay: 0.3s; }

/* Print Styles */
@media print {
    body {
        background: var(--white);
        color: var(--text-dark);
    }
    
    .header-controls {
        display: none;
    }
    
    .section-title {
        color: var(--text-dark);
        text-shadow: none;
    }
    
    .platform-card,
    .summary-card,
    .recommendation-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}