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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: #fff;
    background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 50%, #16213e 100%);
    min-height: 100vh;
    transition: direction 0.3s ease;
}

body.rtl {
    direction: rtl;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
}

.lang-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 10px 20px;
    background-color: #0f3460;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
    cursor: pointer;
    font-size: 14px;
    border-radius: 4px;
    z-index: 1000;
    transition: all 0.3s ease;
}

body.rtl .lang-toggle {
    right: auto;
    left: 20px;
}

.lang-toggle:hover {
    background-color: #16213e;
    transform: translateY(-2px);
}

header {
    text-align: center;
    padding-bottom: 30px;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    margin-bottom: 40px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.title {
    font-size: 1.2rem;
    color: #a8dadc;
    margin-bottom: 20px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.9rem;
}

.contact-info a {
    color: #a8dadc;
    text-decoration: none;
    border-bottom: 1px solid #a8dadc;
}

.contact-info a:hover {
    color: #fff;
    border-bottom-color: #fff;
}

section {
    margin-bottom: 40px;
}

h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.3);
    padding-bottom: 10px;
}

.bio p {
    text-align: justify;
    line-height: 1.8;
}

.entry {
    margin-bottom: 25px;
}

.entry h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.entry .date {
    font-style: italic;
    color: #a8dadc;
    margin-bottom: 5px;
}

.entry p {
    color: #e0e0e0;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.skill {
    padding: 8px 16px;
    background-color: #0f3460;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    font-size: 0.9rem;
}

.contact-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #0f3460;
    color: #fff;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #16213e;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

footer {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.3);
    margin-top: 40px;
    color: #a8dadc;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 30px 15px;
    }
    
    .contact-info {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .lang-toggle {
        top: 10px;
        right: 10px;
        padding: 8px 16px;
        font-size: 12px;
    }
    
    body.rtl .lang-toggle {
        right: auto;
        left: 10px;
    }
}