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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 1rem;
}

header {
    text-align: center;
    padding: 2rem 0;
    border-bottom: 2px solid #4a90d9;
    margin-bottom: 2rem;
}

header h1 {
    color: #4a90d9;
    font-size: 2rem;
}

header p {
    color: #666;
    margin-top: 0.5rem;
}

h2 {
    margin-bottom: 1.5rem;
    color: #333;
}

.slot-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.slot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.slot-info {
    display: flex;
    flex-direction: column;
}

.slot-date {
    font-weight: 600;
}

.slot-time {
    color: #666;
    font-size: 0.9rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: #4a90d9;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    background: #357abd;
}

.booking-form {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #4a90d9;
}

.booking-form h3 {
    margin-bottom: 1rem;
    color: #4a90d9;
}

.booking-form label {
    display: block;
    margin-top: 0.75rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.booking-form input,
.booking-form textarea {
    width: 100%;
    padding: 0.5rem;
    margin-top: 0.25rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.form-actions .btn {
    flex: 1;
    text-align: center;
}

.btn-cancel {
    background: #6c757d;
}

.btn-cancel:hover {
    background: #545b62;
}

.booking-success {
    padding: 1.5rem;
    background: #d4edda;
    border-radius: 8px;
    border: 1px solid #c3e6cb;
    text-align: center;
}

.booking-success h3 {
    color: #155724;
}

.booking-success .recap {
    text-align: left;
    margin: 1rem 0;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.25rem 1rem;
}

.booking-success .recap dt {
    font-weight: 600;
}

.booking-success .btn {
    margin-top: 1rem;
}

.booking-error {
    padding: 1.5rem;
    background: #f8d7da;
    border-radius: 8px;
    border: 1px solid #f5c6cb;
    text-align: center;
}

.booking-error h3 {
    color: #721c24;
}

.booking-error .btn {
    margin-top: 1rem;
    background: #721c24;
}

.no-slots {
    text-align: center;
    padding: 2rem;
    color: #666;
    font-style: italic;
}

.admin-status {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.admin-status.success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
}

.admin-status.error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.admin-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.token {
    background: #333;
    color: #0f0;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    word-break: break-all;
    font-size: 0.85rem;
}

footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
    border-top: 1px solid #e9ecef;
    color: #999;
    font-size: 0.85rem;
}