* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    min-height: 100vh;
    background-color: pink;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}


.card-container {
    width: 100%;
    max-width: 1000px;
    background: url('https://cdn.getyourguide.com/image/format=avif%2Cfit=cover%2Cgravity=auto%2Cquality=60/dam/BCC-2024-EXPLORER-LONDON-LANDMARKS-HEADER-MOBILE.jpg') no-repeat center center/cover;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    border: 3px solid #1e3a8a;
    position: relative;
}


header {
    background-color: rgba(30, 58, 138, 0.9);
    color: #ffffff;
    text-align: center;
    padding: 15px;
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    border-bottom: 3px solid #dc2626;
}

.author-tag {
    text-align: right;
    padding: 8px 20px 0;
    font-size: 14px;
    color: Black;
    font-weight: 600;
}


.members-bar {
    background-color: #facc15;
    color: #0f172a;
    padding: 10px 20px;
    margin: 15px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.member-item {
    background: rgba(255, 255, 255, 0.6);
    padding: 4px 12px;
    border-radius: 6px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}


.content {
    padding: 20px 30px 40px;
    color: #0f172a;
}

.group-title {
    font-style: italic;
    font-size: 18px;
    margin-bottom: 25px;
    background: rgba(255, 255, 255, 0.75);
    padding: 10px 15px;
    border-radius: 8px;
    display: inline-block;
}


.action-box {
    background: rgba(255, 255, 255, 0.85);
    padding: 15px;
    border-radius: 10px;
    width: fit-content;
    margin-bottom: 25px;
    border-left: 4px solid #2563eb;
}

.action-box p {
    font-weight: bold;
    margin-bottom: 6px;
}

.btn-click {
    background-color: #2563eb;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    margin-top: 8px;
    transition: background 0.2s;
}

.btn-click:hover {
    background-color: #1d4ed8;
}

.more-info-link {
    color: #2563eb;
    text-decoration: none;
    font-size: 14px;
    display: block;
}

.more-info-link:hover {
    text-decoration: underline;
}


.closing-text {
    font-style: italic;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 25px;
}

.footer-info {
    background: rgba(255, 255, 255, 0.9);
    padding: 15px;
    border-radius: 10px;
    font-size: 14px;
    line-height: 1.6;
    width: fit-content;
}

.footer-info a {
    color: #2563eb;
    font-weight: bold;
    text-decoration: none;
}

.school-name {
    font-weight: bold;
    color: #1e293b;
}