:root {
    --bg: #fff;
    --container-bg: #e5e7eb;
    --project-item-bg: #d1d5db;
    --button-bg: #c4c4c4;
    --project-logo-bg: #b0b3ba;
    --github-bg: #000000;
    --text-color: #000000;
}

body {
    background: var(--bg);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    font-family: 'Red Hat Display', sans-serif;
}

.container {
    background: var(--container-bg);
    width: 380px;
    border-radius: 30px;
    padding: 30px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

#header-title {
      font-weight: 800;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-img {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    object-fit: cover;
}

.back-button {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: none;
    border: none;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

.back-button img {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    object-fit: contain;
}

.github {
    width: 44px;
    height: 44px;
    background: var(--github-bg);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.github img {
    width: 26px;
    height: 26px;
    object-fit: contain;
}

h3 {
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 600;
}

.project-item, .list-item {
    background: var(--project-item-bg);
    border-radius: 16px;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
    cursor: pointer;
    text-decoration: none;
    color: var(--text-color);
    font-size: 16px;
    font-weight: 500;
}

.project-logo {
    width: 40px;
    height: 40px;
    background: var(--project-logo-bg);
    border-radius: 10px;
    object-fit: cover;

}

#project-expanded { display: none; }