:root {
    --primary-color: #1A1A1A;
    --secondary-color: #C5A47E;
    --accent-color: #2D2D2D;
    --background: #0A0A0A;
    --text-light: #c5a47eeb;
    --card-bg: rgba(255, 255, 255, 0.05);
    --border-color: rgba(197, 164, 126, 0.3);
}

[data-theme="light"] {
    --primary-color: #F5F5F5;
    --secondary-color: #2D4262;
    --accent-color: #E8E8E8;
    --background: #FFFFFF;
    --text-light: #1A1A1A;
    --card-bg: rgba(26, 26, 26, 0.05);
    --border-color: rgba(45, 66, 98, 0.3);
}

* {
    transition: background-color 0.3s, color 0.2s;
}

body {
    background: var(--background);
    font-family: 'Roboto', sans-serif;
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-light);
}

.container {
    width: 90%;
    max-width: 1200px;
    padding: 3rem;
    position: relative;
}

.theme-toggle {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--secondary-color);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.theme-toggle i {
    position: absolute;
    font-size: 1.2rem;
    transition: opacity 0.3s ease;
}

.fa-sun { color: var(--secondary-color); }
.fa-moon { color: var(--secondary-color); }

[data-theme="dark"] .fa-sun {
    opacity: 1;
}

[data-theme="dark"] .fa-moon {
    opacity: 0;
}

[data-theme="light"] .fa-sun {
    opacity: 0;
}

[data-theme="light"] .fa-moon {
    opacity: 1;
}

header {
    text-align: center;
    margin-bottom: 4rem;
}

.name {
    font-size: 2.8rem;
    font-family: 'Playfair Display', serif;
    color: var(--secondary-color);
    margin: 0;
    letter-spacing: 0.1rem;
}

.subtitle {
    color: var(--text-light);
    font-weight: 300;
    margin-top: 1rem;
    font-size: 1.2rem;
    opacity: 0.9;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-light);
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.card i {
    font-size: 1.8rem;
    width: 45px;
    transition: transform 0.3s ease;
    color: var(--secondary-color);
}

.card:hover i {
    transform: scale(1.2);
}

.card span {
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.05rem;
}

@media (max-width: 768px) {
    .container {
        padding: 2rem;
    }
    
    .name {
        font-size: 2.2rem;
    }
    
    .grid-container {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .theme-toggle {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
    
    .theme-toggle i {
        font-size: 1rem;
    }
    
    .container {
        padding-bottom: 5rem;
    }
}