/* ==========================================================================
   몽실이 AI 상담사 - 예약 화면 전용 스타일시트 (reservation.css)
   ========================================================================== */

.reservation-app-container {
    height: 92vh;
}

.reservation-content {
    background-color: #F8FAFC;
}

/* 1. 선택 관심 상품 상단 배너 */
.selected-product-banner {
    background-color: var(--color-bg-sky-light);
    border: 1px solid rgba(14, 74, 132, 0.15);
    padding: 16px 20px;
    border-radius: var(--radius-card);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-premium);
    animation: bannerSlideDown 0.3s ease;
}

@keyframes bannerSlideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.selected-product-banner.hidden {
    display: none;
}

.banner-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.banner-label {
    font-size: 10px;
    font-weight: 800;
    color: var(--color-accent-sky);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.banner-product-name {
    font-size: 15px;
    font-weight: 800;
    color: var(--color-primary);
}

.clear-banner-btn {
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    color: var(--color-primary);
    cursor: pointer;
    padding: 4px;
    transition: transform var(--transition-fast);
}

.clear-banner-btn:hover {
    transform: scale(1.1);
}

/* 2. 폼 입력 단위 카드 */
.reservation-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding-bottom: 20px;
}

.form-section-box {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-premium);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-section-title {
    font-size: 15px;
    font-weight: 800;
    color: var(--color-primary);
    border-bottom: 1.5px solid var(--color-bg-sky-light);
    padding-bottom: 8px;
    letter-spacing: 0.3px;
}

/* 3. 커스텀 달력(캘린더) 컴포넌트 */
.custom-calendar-widget {
    background-color: #FAFCFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-inner);
    overflow: hidden;
    padding: 12px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 4px 16px;
}

.calendar-month-year {
    font-size: 14.5px;
    font-weight: 800;
    color: var(--color-gray-dark);
}

.calendar-nav-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background-color: white;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    font-size: 12px;
    color: var(--color-gray-light);
    transition: all var(--transition-fast);
}

.calendar-nav-btn:hover {
    background-color: var(--color-bg-sky-light);
    color: var(--color-primary);
    border-color: transparent;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--color-gray-light);
    margin-bottom: 8px;
}

.calendar-weekdays div:first-child {
    color: #F5222D; /* 일요일 빨간색 */
}

.calendar-weekdays div:last-child {
    color: #1890FF; /* 토요일 파란색 */
}

.calendar-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.calendar-day {
    aspect-ratio: 1 / 1;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-gray-dark);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: none;
}

.calendar-day:hover:not(.disabled):not(.selected) {
    background-color: var(--color-bg-sky-light);
    color: var(--color-primary);
}

.calendar-day.today {
    box-shadow: inset 0 0 0 1.5px var(--color-accent-sky);
    font-weight: 800;
}

.calendar-day.selected {
    background-color: var(--color-primary);
    color: white !important;
    font-weight: 800;
    box-shadow: 0 4px 10px rgba(14, 74, 132, 0.3);
}

.calendar-day.disabled {
    opacity: 0.15;
    cursor: not-allowed;
    pointer-events: none;
}

/* 4. 시간대 그리드 */
.time-slots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.time-chip {
    background-color: white;
    border: 1px solid var(--color-border);
    padding: 12px 6px;
    border-radius: var(--radius-inner);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-dark);
    cursor: pointer;
    text-align: center;
    transition: all var(--transition-fast);
    border: 1px solid var(--color-border);
}

.time-chip:hover:not(.disabled):not(.selected) {
    border-color: var(--color-accent-sky);
    background-color: #FAFCFF;
}

.time-chip.selected {
    background-color: var(--color-primary);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 10px rgba(14, 74, 132, 0.2);
}

.time-chip.disabled {
    background-color: var(--color-bg-light);
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

/* 5. 예약자 인풋 폼 */
.res-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.res-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-gray-dark);
    padding-left: 2px;
}

.res-input {
    width: 100%;
    height: 46px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    padding: 0 16px;
    font-size: 14.5px;
    color: var(--color-gray-dark);
    background-color: #FAFCFF;
    transition: all var(--transition-fast);
}

.res-input:focus {
    outline: none;
    border-color: var(--color-accent-sky);
    background-color: white;
}

.res-textarea {
    width: 100%;
    height: 100px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    padding: 12px 16px;
    font-size: 14.5px;
    color: var(--color-gray-dark);
    background-color: #FAFCFF;
    resize: none;
    transition: all var(--transition-fast);
}

.res-textarea:focus {
    outline: none;
    border-color: var(--color-accent-sky);
    background-color: white;
}

/* 유효성 검사 에러 메세지 */
.validation-message-res {
    font-size: 11.5px;
    color: #F5222D;
    display: none;
    padding-left: 4px;
    animation: errSlide 0.2s ease-out;
}

@keyframes errSlide {
    from { opacity: 0; transform: translateY(-3px); }
    to { opacity: 1; transform: translateY(0); }
}

.res-submit-btn {
    max-width: 100%;
    margin-top: 10px;
}

/* 6. 반응형 최적화 */
@media (max-width: 400px) {
    .time-slots-grid {
        grid-template-columns: repeat(2, 1fr); /* 좁은 모바일에서는 2열 */
    }
}