/**
 * Calorie Calculator Styles
 * 칼로리 계산기 전용 스타일
 * 2컬럼 레이아웃
 *
 * @package Zipper
 */

/* ========================================
   2컬럼 레이아웃 (데스크탑)
   ======================================== */

.calorie-main-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 20px;
    align-items: start;
}

.calorie-input-col {
    position: sticky;
    top: 20px;
}

.calorie-result-col {
    min-width: 0;
}

/* 입력 섹션 컨테이너 */
.calorie-input-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 16px;
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
}

.calorie-input-title {
    font-size: 16px;
    font-weight: 600;
    color: #2d2a26;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 12px;
    border-bottom: 1px solid #e8e4dc;
}

.calorie-input-title i {
    color: #d4af37;
}

/* ========================================
   공식 선택 탭
   ======================================== */

.calorie-formula-tabs {
    display: flex;
    gap: 6px;
}

.calorie-formula-tab {
    flex: 1;
    padding: 10px 8px;
    font-size: 12px;
    font-weight: 500;
    color: #5f5a56;
    background: #faf9f7;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.calorie-formula-tab:hover {
    border-color: #d4af37;
    color: #d4af37;
}

.calorie-formula-tab.active {
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
    border-color: transparent;
    color: #fff;
}

.calorie-formula-tab small {
    display: block;
    font-size: 10px;
    font-weight: 400;
    opacity: 0.8;
    margin-top: 2px;
}

/* ========================================
   입력 폼
   ======================================== */

.calorie-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calorie-input-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.calorie-input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.calorie-input-group.full-width {
    grid-column: 1 / -1;
}

.calorie-input-group label {
    font-size: 13px;
    font-weight: 600;
    color: #5f5a56;
    display: flex;
    align-items: center;
    gap: 5px;
}

.calorie-input-group label i {
    color: #d4af37;
    font-size: 13px;
}

.calorie-input-group input,
.calorie-input-group select {
    padding: 10px 12px;
    font-size: 15px;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    background: #faf9f7;
    color: #2d2a26;
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
}

.calorie-input-group input:focus,
.calorie-input-group select:focus {
    outline: none;
    border-color: #d4af37;
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.1);
    background: #fff;
}

.calorie-input-group input::placeholder {
    color: #a09a94;
}

/* 성별 라디오 버튼 */
.calorie-gender-options {
    display: flex;
    gap: 8px;
}

.calorie-gender-option {
    flex: 1;
    position: relative;
}

.calorie-gender-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.calorie-gender-option label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 8px;
    font-size: 13px;
    font-weight: 500;
    color: #5f5a56;
    background: #faf9f7;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.calorie-gender-option label:hover {
    border-color: #d4af37;
    color: #d4af37;
}

.calorie-gender-option input:checked + label {
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
    border-color: transparent;
    color: #fff;
}

.calorie-gender-option label i {
    font-size: 16px;
}

/* 활동 수준 선택 */
.calorie-activity-select {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    background: #faf9f7;
    color: #2d2a26;
    cursor: pointer;
    transition: border-color 0.2s;
}

.calorie-activity-select:focus {
    outline: none;
    border-color: #d4af37;
}

/* ========================================
   결과 영역
   ======================================== */

.calorie-results {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* 대기 상태 */
.calorie-waiting {
    text-align: center;
    padding: 50px 20px;
    color: #a09a94;
    background: #faf9f7;
    border: 1px dashed #e8e4dc;
    border-radius: 12px;
}

.calorie-waiting i {
    font-size: 50px;
    margin-bottom: 12px;
    display: block;
}

.calorie-waiting p {
    font-size: 14px;
    margin: 0;
}

/* BMR 결과 */
.calorie-bmr-result {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, rgba(184, 134, 11, 0.08) 100%);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.calorie-bmr-label {
    font-size: 14px;
    color: #5f5a56;
    margin-bottom: 6px;
}

.calorie-bmr-value {
    font-size: 44px;
    font-weight: 700;
    color: #d4af37;
    line-height: 1;
}

.calorie-bmr-value .unit {
    font-size: 18px;
    font-weight: 500;
    color: #5f5a56;
    margin-left: 4px;
}

.calorie-bmr-formula {
    margin-top: 10px;
    font-size: 12px;
    color: #8c8579;
}

/* TDEE 결과 */
.calorie-tdee-section {
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
    padding: 16px;
}

.calorie-tdee-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    flex-wrap: wrap;
    gap: 8px;
}

.calorie-tdee-title {
    font-size: 14px;
    font-weight: 600;
    color: #2d2a26;
    display: flex;
    align-items: center;
    gap: 6px;
}

.calorie-tdee-title i {
    color: #d4af37;
}

.calorie-tdee-value {
    font-size: 24px;
    font-weight: 700;
    color: #d4af37;
}

.calorie-tdee-value .unit {
    font-size: 13px;
    font-weight: 500;
    color: #5f5a56;
}

/* 목표 칼로리 카드 */
.calorie-goals {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.calorie-goal-card {
    background: #faf9f7;
    border: 1px solid #e8e4dc;
    border-radius: 8px;
    padding: 12px 8px;
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
}

.calorie-goal-card:hover {
    border-color: #d4af37;
}

.calorie-goal-card.active {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(184, 134, 11, 0.05) 100%);
    border-color: #d4af37;
}

.calorie-goal-card.loss .calorie-goal-icon,
.calorie-goal-card.loss .calorie-goal-value {
    color: #28a745;
}

.calorie-goal-card.maintain .calorie-goal-icon,
.calorie-goal-card.maintain .calorie-goal-value {
    color: #d4af37;
}

.calorie-goal-card.gain .calorie-goal-icon,
.calorie-goal-card.gain .calorie-goal-value {
    color: #dc3545;
}

.calorie-goal-icon {
    font-size: 20px;
    margin-bottom: 4px;
}

.calorie-goal-label {
    font-size: 12px;
    font-weight: 500;
    color: #5f5a56;
    margin-bottom: 4px;
}

.calorie-goal-value {
    font-size: 18px;
    font-weight: 700;
    color: #2d2a26;
}

.calorie-goal-value .unit {
    font-size: 11px;
    font-weight: 500;
    color: #5f5a56;
}

.calorie-goal-desc {
    font-size: 11px;
    color: #8c8579;
    margin-top: 2px;
}

/* ========================================
   시각화
   ======================================== */

.calorie-chart-section {
    padding: 16px;
    background: #faf9f7;
    border-radius: 10px;
}

.calorie-chart-title {
    font-size: 13px;
    font-weight: 600;
    color: #2d2a26;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.calorie-chart-title i {
    color: #d4af37;
}

.calorie-bar-chart {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.calorie-bar-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.calorie-bar-label {
    width: 50px;
    font-size: 12px;
    font-weight: 500;
    color: #5f5a56;
    text-align: right;
    flex-shrink: 0;
}

.calorie-bar-track {
    flex: 1;
    height: 24px;
    background: #e8e4dc;
    border-radius: 6px;
    overflow: hidden;
    position: relative;
}

.calorie-bar-fill {
    height: 100%;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 8px;
    transition: width 0.4s ease;
}

.calorie-bar-fill.bmr {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
}

.calorie-bar-fill.tdee {
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
}

.calorie-bar-fill.loss {
    background: linear-gradient(135deg, #28a745 0%, #218838 100%);
}

.calorie-bar-fill.gain {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
}

.calorie-bar-value {
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
}

/* ========================================
   정보 카드
   ======================================== */

.calorie-info-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.calorie-info-card {
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 8px;
    padding: 12px;
}

.calorie-info-card-title {
    font-size: 12px;
    font-weight: 600;
    color: #5f5a56;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.calorie-info-card-title i {
    color: #d4af37;
    font-size: 13px;
}

.calorie-info-card-value {
    font-size: 18px;
    font-weight: 700;
    color: #2d2a26;
}

.calorie-info-card-value .unit {
    font-size: 12px;
    font-weight: 500;
    color: #5f5a56;
}

.calorie-info-card-desc {
    font-size: 11px;
    color: #8c8579;
    margin-top: 3px;
}

/* ========================================
   액션 버튼
   ======================================== */

.calorie-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.tool-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.tool-button i {
    font-size: 14px;
}

.tool-button-primary {
    color: #fff;
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
}

.tool-button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.tool-button-secondary {
    color: #2d2a26;
    background: #fff;
    border: 1px solid #e8e4dc;
}

.tool-button-secondary:hover {
    border-color: #d4af37;
    color: #d4af37;
}

/* ========================================
   반응형 - 태블릿
   ======================================== */

@media (max-width: 900px) {
    .calorie-main-layout {
        grid-template-columns: 280px 1fr;
        gap: 16px;
    }
}

/* ========================================
   반응형 - 모바일
   ======================================== */

@media (max-width: 768px) {
    .calorie-main-layout {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .calorie-input-col {
        position: static;
    }

    .calorie-goals {
        grid-template-columns: repeat(3, 1fr);
    }

    .calorie-info-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .calorie-bmr-value {
        font-size: 38px;
    }

    .calorie-tdee-header {
        flex-direction: column;
        text-align: center;
    }
}

/* ========================================
   반응형 - 작은 모바일
   ======================================== */

@media (max-width: 480px) {
    .calorie-input-section {
        padding: 14px;
    }

    .calorie-input-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .calorie-goals {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .calorie-goal-card {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 12px;
        text-align: left;
    }

    .calorie-goal-icon {
        margin-bottom: 0;
    }

    .calorie-goal-content {
        flex: 1;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .calorie-goal-label {
        margin-bottom: 0;
    }

    .calorie-goal-desc {
        display: none;
    }

    .calorie-info-cards {
        grid-template-columns: 1fr;
    }

    .calorie-bmr-value {
        font-size: 34px;
    }

    .calorie-gender-options {
        flex-direction: column;
        gap: 6px;
    }

    .calorie-formula-tabs {
        flex-direction: column;
        gap: 6px;
    }

    .calorie-actions {
        flex-direction: column;
    }

    .calorie-bar-label {
        width: 45px;
        font-size: 11px;
    }
}