:root {
    /* Color Palette */
    --primary-blue-start: #00C6FF;
    --primary-blue-end: #0072FF;
    --primary-green-start: #A8FF78;
    --primary-green-end: #78FFD6; 
    
    --bg-dark: #0f0f0f;
    --bg-darker: #0a0a0a;
    --bg-card: #1a1a1a;
    
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    
    --gradient-blue: linear-gradient(135deg, var(--primary-blue-start), var(--primary-blue-end));
    --gradient-green: linear-gradient(135deg, var(--primary-green-start), var(--primary-green-end));
    --gradient-text: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    
    /* Typography */
    --font-ar: 'Tajawal', sans-serif;
    --font-en: 'Inter', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 80px 0;
}

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

body {
    font-family: var(--font-ar); /* Default to Arabic */
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    direction: rtl; /* Arabic first */
}

/* English text helper */
.en {
    font-family: var(--font-en);
    direction: ltr;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    display: block;
}

/* Container */
.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 15px;
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }

p { margin-bottom: 1rem; color: var(--text-muted); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--gradient-blue);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 198, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 198, 255, 0.6);
}

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

.btn-outline:hover {
    background: rgba(0, 114, 255, 0.1);
    border-color: var(--primary-blue-start);
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    position: relative;
    display: inline-block;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-blue);
    border-radius: 2px;
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #1a1a2e 0%, var(--bg-dark) 70%);
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, #ffffff, #a0a0a0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content .highlight {
    background: var(--gradient-green); /* Using green for contrast */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-buttons {
    margin-top: 30px;
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* --- Services Section --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid rgba(255,255,255,0.05);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-blue-start);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--primary-blue-start);
}

/* --- Portfolio Section --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    height: 300px;
    cursor: pointer;
}

.project-img {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-color: #333; /* Placeholder */
    transition: transform 0.5s ease;
}

.project-card:hover .project-img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
    text-align: center;
}

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

/* --- Contact Section --- */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-control {
    width: 100%;
    padding: 15px;
    background: var(--bg-dark);
    border: 1px solid rgba(255,255,255,0.1);
    color: white;
    border-radius: 10px;
    font-family: var(--font-ar);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue-start);
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; }
    .section-padding { padding: 50px 0; }
}