.atxk-calendar-wrap {
    max-width: 720px;
    margin: 20px auto;
    font-family: inherit;
}
.atxk-calendar {
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 16px;
    background: #fff;
}
.atxk-calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.atxk-month-title {
    font-size: 1.25rem;
    font-weight: 600;
}
.atxk-nav {
    width: 40px;
    height: 40px;
    border: 1px solid #ccc;
    border-radius: 6px;
    background: #f7f7f7;
    cursor: pointer;
    font-size: 1.5rem;
}
.atxk-weekdays, .atxk-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}
.atxk-weekdays {
    font-size: .85rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 5px;
}
.atxk-day {
    min-height: 52px;
    border: 1px solid #ddd;
    border-radius: 6px;
    background: #fff;
    cursor: pointer;
    font-size: 1rem;
}
.atxk-day.atxk-available:hover {
    border-color: #2271b1;
    box-shadow: 0 0 0 1px #2271b1;
}
.atxk-day.atxk-reserved {
    background: #eee;
    color: #777;
    cursor: not-allowed;
    text-decoration: line-through;
}
.atxk-day.atxk-past {
    color: #aaa;
    background: #f7f7f7;
    cursor: not-allowed;
}
.atxk-day.atxk-today {
    font-weight: 700;
    outline: 2px solid #2271b1;
    outline-offset: -2px;
}
.atxk-blank {
    border: 0;
    background: transparent;
}
.atxk-reservation-message {
    margin-top: 14px;
}
.atxk-form {
    display: grid;
    gap: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 16px;
}
.atxk-form h3 { margin: 0 0 4px; }
.atxk-form label { display: grid; gap: 4px; font-weight: 600; }
.atxk-form input {
    width: 100%;
    box-sizing: border-box;
    padding: 9px;
    border: 1px solid #bbb;
    border-radius: 5px;
}
.atxk-form button {
    padding: 10px 14px;
    border: 0;
    border-radius: 5px;
    cursor: pointer;
}
.atxk-form button[type="submit"] { background: #2271b1; color: white; }
.atxk-success, .atxk-error {
    padding: 12px;
    border-radius: 6px;
}
.atxk-success { background: #e7f7e7; }
.atxk-error { background: #fde8e8; }
@media (max-width: 520px) {
    .atxk-calendar { padding: 8px; }
    .atxk-day { min-height: 42px; font-size: .9rem; }
    .atxk-weekdays { font-size: .72rem; }
}

.atxk-calendar-range { margin: 0 0 12px; text-align: center; font-size: .9rem; color: #666; }
.atxk-nav:disabled { opacity: .35; cursor: not-allowed; }