/* ===================================
   CALORIE CALCULATOR SECTION
   =================================== */

.calorie-section {
    padding: var(--spacing-3xl) 0;
    background: rgba(15, 23, 42, 0.5);
}

.calorie-calculator-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    align-items: start;
}

.calorie-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Activity Selector */

.activity-selector {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.activity-selector input[type="radio"] {
    display: none;
}

.activity-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.activity-option:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.3);
}

.activity-selector input[type="radio"]:checked+.activity-option {
    background: rgba(102, 126, 234, 0.2);
    border-color: var(--primary-500);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.activity-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.activity-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.activity-info strong {
    color: var(--gray-200);
    font-weight: 600;
}

.activity-info span {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.activity-selector input[type="radio"]:checked+.activity-option .activity-info strong {
    color: white;
}

.activity-selector input[type="radio"]:checked+.activity-option .activity-info span {
    color: var(--gray-300);
}

/* Goal Selector */

.goal-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.goal-selector input[type="radio"] {
    display: none;
}

.goal-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
}

.goal-option:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.3);
}

.goal-selector input[type="radio"]:checked+.goal-option {
    background: rgba(102, 126, 234, 0.2);
    border-color: var(--primary-500);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.goal-icon {
    font-size: 2rem;
}

.goal-option span:last-child {
    color: var(--gray-300);
    font-weight: 600;
    font-size: 0.875rem;
}

.goal-selector input[type="radio"]:checked+.goal-option span:last-child {
    color: white;
}

/* Calorie Display */

.calorie-display {
    margin-bottom: var(--spacing-xl);
}

.calorie-main-card {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.calorie-label {
    font-size: 0.875rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.calorie-value {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.calorie-unit {
    font-size: 1rem;
    color: var(--gray-400);
}

.calorie-breakdown {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.breakdown-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
}

.breakdown-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-bottom: var(--spacing-xs);
}

.breakdown-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

/* Macro Info */

.macro-info {
    margin-bottom: var(--spacing-xl);
}

.macro-info h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-md);
}

.macro-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.macro-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all var(--transition-base);
}

.macro-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.macro-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.macro-content {
    width: 100%;
}

.macro-name {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.macro-amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.25rem;
}

.macro-calories {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.calorie-tips {
    margin-top: var(--spacing-md);
}

/* Responsive Design for Calorie Calculator */

@media (max-width: 768px) {
    .calorie-calculator-wrapper {
        grid-template-columns: 1fr;
    }

    .goal-selector {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 480px) {
    .activity-option {
        flex-direction: column;
        text-align: center;
    }

    .calorie-value {
        font-size: 2.5rem;
    }
}