:root {
    --bg: #f4fbff;
    --card: #dff2ff;
    --accent: #9fd3f0;
    --accent-dark: #5aaed6;
    --text: #32c5df;
}

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

body {
    background: var(--bg);
    font-family: Arial, sans-serif;
    color: var(--text);
}

header {
    display: flex;
    justify-content: center;
    padding: 40px 20px;
}

.profile-card {
    display: flex;
    gap: 20px;
    background: var(--card);
    padding: 20px;
    border-radius: 12px;
    max-width: 900px;
    width: 100%;
}

.avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: var(--accent);
}

.tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.tabs button {
    padding: 10px 20px;
    border: none;
    background: var(--accent);
    cursor: pointer;
}

.tabs button.active {
    background: var(--accent-dark);
    color: white;
}

main {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.box {
    background: var(--card);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 30px;
}

.box h2 {
    margin-bottom: 15px;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.gallery img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
}

#background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}