:root {
    /* Color Palette */
    --deep-green: #264653;      /* Text/Accent */
    --teal: #2A9D8F;            /* Primary */
    --soft-yellow: #E9C46A;     /* Secondary */
    --coral: #F4A261;           /* Accent */
    --red-orange: #E76F51;      /* Accent */
    --white: #ffffff;           /* Background */
    --light-gray: #f5f5f5;      /* Background */
    --dark-gray: #333333;       /* Text */
    
    --text-color: var(--dark-gray);
    --bg-color: var(--white);
    --card-bg: var(--white);
    --header-bg: rgba(255, 255, 255, 0.95);
    --footer-bg: var(--deep-green);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.2);
    
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

[lang="ar"] body {
    font-family: 'Cairo', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--teal);
}

a {
    text-decoration: none;
    color: var(--teal);
    transition: var(--transition);
}

a:hover {
    color: var(--coral);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    background: var(--coral);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow);
}

.btn:hover {
    background: var(--red-orange);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    color: var(--white);
}

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--teal);
    border-radius: 2px;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--header-bg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.header-scrolled {
    padding: 10px 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--teal);
    display: flex;
    align-items: center;
}

.logo span {
    color: var(--coral);
}

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

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal);
    transition: var(--transition);
}

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

.lang-toggle {
    background: var(--soft-yellow);
    color: var(--deep-green);
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 15px;
}

.lang-toggle:hover {
    background: var(--coral);
    color: var(--white);
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
}

.hamburger div {
    height: 3px;
    width: 100%;
    background-color: var(--teal);
    border-radius: 10px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background: linear-gradient(135deg, var(--deep-green) 0%, var(--teal) 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><polygon fill="rgba(255,255,255,0.05)" points="0,100 100,0 100,100"/></svg>');
    background-size: 100% 100%;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--soft-yellow);
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-tagline {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
}

/* About Section */
.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-img {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    background: linear-gradient(45deg, var(--teal), var(--coral));
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    padding: 30px;
    text-align: center;
}

.strengths {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.strength {
    background: rgba(42, 157, 143, 0.1);
    color: var(--teal);
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 500;
}

/* Color Palette Section */
.color-palette {
    background: var(--light-gray);
    padding: 60px 0;
}

.palette-title {
    text-align: center;
    color: var(--deep-green);
    margin-bottom: 30px;
}

.colors-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.color-item {
    width: 150px;
    text-align: center;
}

.color-box {
    height: 100px;
    width: 100%;
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: var(--shadow);
}

.color-name {
    font-weight: 500;
    color: var(--deep-green);
}

/* Services Section */
.services {
    background: linear-gradient(to bottom, var(--light-gray) 0%, var(--bg-color) 100%);
}

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

.service-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

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

.service-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

/* Portfolio Section */
.portfolio {
    background: linear-gradient(to bottom, var(--bg-color) 0%, var(--light-gray) 100%);
}

.portfolio-card {
    background: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    max-width: 800px;
    margin: 0 auto;
}

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

.portfolio-img {
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(45deg, var(--deep-green), var(--teal));
    color: white;
    position: relative;
}

.portfolio-content {
    padding: 30px;
    text-align: center;
}

.portfolio-title {
    font-size: 2rem;
    margin-bottom: 10px;
}

.portfolio-subtitle {
    font-size: 1.5rem;
    color: var(--teal);
    margin-bottom: 20px;
}

.portfolio-desc {
    margin-bottom: 20px;
}

/* Contact Section */
.contact {
    background: linear-gradient(to bottom, var(--light-gray) 0%, var(--bg-color) 100%);
}

.contact-container {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-form {
    flex: 1;
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.social-link {
    display: flex;
    align-items: center;
    background: rgba(42, 157, 143, 0.1);
    padding: 10px 20px;
    border-radius: 30px;
    color: var(--teal);
    font-weight: 500;
    transition: var(--transition);
}

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

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

.form-control {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--teal);
    outline: none;
    box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.2);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background: var(--footer-bg);
    color: var(--white);
    padding: 50px 0 20px;
}

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

.footer-logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

.footer-logo span {
    color: var(--soft-yellow);
}

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

.footer-social a {
    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: var(--transition);
}

.footer-social a:hover {
    background: var(--teal);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .contact-container {
        flex-direction: column;
    }
    
    .portfolio-img {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        flex-direction: column;
        background: var(--card-bg);
        width: 250px;
        height: calc(100vh - 80px);
        box-shadow: var(--shadow-hover);
        padding: 30px;
        transition: var(--transition);
        z-index: 1000;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-tagline {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .portfolio-img {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 150px 0 80px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .portfolio-img {
        height: 250px;
    }
}