/* ===================================
   SAVINGS CALCULATOR STYLES
   =================================== */

/* Page Layout */
.calculator-page {
    min-height: calc(100vh - 80px);
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, #FEF3C7 0%, #ffffff 100%);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.breadcrumb a {
    color: var(--gray-600);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--primary);
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    animation: wiggle 2s ease-in-out infinite;
}

@keyframes wiggle {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-10deg); }
    75% { transform: rotate(10deg); }
}

.page-title {
    font-size: 3rem;
    font-weight: 900;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.page-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* Calculator Grid */
.calculator-grid {
    display: grid;
    grid-template-columns: 500px 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* Form Section */
.calculator-form-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-card {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-200);
}

.form-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.form-subtitle {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

/* Habits List */
.habits-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    max-height: 400px;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: var(--spacing-xs);
}

/* Custom Scrollbar */
.habits-list::-webkit-scrollbar {
    width: 8px;
}

.habits-list::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: 4px;
}

.habits-list::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

.habits-list::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

.habit-item {
    padding: var(--spacing-md);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    position: relative;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.habit-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.habit-number {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--gray-600);
}

.delete-habit-btn {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.delete-habit-btn:hover {
    background: #FEE2E2;
}

.habit-inputs {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-sm);
}

.habit-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.habit-input-group label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-700);
}

.habit-input-group input,
.habit-input-group select {
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.habit-input-group input:focus,
.habit-input-group select:focus {
    outline: none;
    border-color: var(--primary);
}

/* Add Habit Button */
.add-habit-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem;
    background: var(--gray-100);
    border: 2px dashed var(--gray-400);
    border-radius: var(--radius-lg);
    color: var(--gray-700);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.add-habit-btn:hover {
    background: #FEF3C7;
    border-color: var(--accent);
    color: #92400E;
}

/* Examples Section */
.examples-section {
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--gray-100);
    margin-top: var(--spacing-md);
}

.examples-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.examples-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.example-btn {
    padding: 0.625rem var(--spacing-sm);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.example-btn:hover {
    background: #FEF3C7;
    border-color: var(--accent);
    color: #92400E;
}

/* Investment Option */
.investment-option {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #D1FAE5, #ffffff);
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-md);
}

.option-header {
    margin-bottom: var(--spacing-sm);
}

.option-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-800);
}

.option-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-text {
    font-size: 1rem;
}

.investment-settings {
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--gray-200);
    margin-top: var(--spacing-sm);
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.setting-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
}

.setting-input {
    padding: 0.625rem 0.75rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.setting-group small {
    font-size: 0.8125rem;
    color: var(--gray-500);
    font-style: italic;
}

/* Submit Button */
.submit-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: 1.125rem var(--spacing-lg);
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: #ffffff;
    font-size: 1.125rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    margin-top: var(--spacing-md);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
}

/* Info Card */
.info-card {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #D1FAE5, #ffffff);
    border: 2px solid var(--primary);
    border-radius: var(--radius-xl);
}

.info-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.info-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.info-text {
    font-size: 0.9375rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.info-highlight {
    font-size: 0.9375rem;
    color: var(--gray-900);
    font-weight: 600;
    padding: var(--spacing-sm);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-md);
}

/* Results Section */
.results-card {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-200);
}

/* Initial State */
.results-initial {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    text-align: center;
}

.initial-illustration {
    margin-bottom: var(--spacing-lg);
}

.initial-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.initial-text {
    font-size: 1rem;
    color: var(--gray-600);
    max-width: 400px;
}

/* Results Content */
.results-content {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Total Savings */
.total-savings {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, #FEF3C7, #ffffff);
    border: 3px solid var(--accent);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-xl);
}

.savings-period-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.period-tab {
    padding: 0.5rem var(--spacing-md);
    background: #ffffff;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.period-tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #ffffff;
}

.period-tab:not(.active):hover {
    background: var(--gray-100);
}

.savings-amount {
    font-size: 4rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    animation: countUp 1s ease-out;
}

@keyframes countUp {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

.savings-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Breakdown Section */
.breakdown-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--gray-100);
}

.breakdown-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

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

.period-item {
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    text-align: center;
}

.period-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 600;
    margin-bottom: 0.375rem;
}

.period-value {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--gray-900);
}

/* Habits Breakdown */
.habits-breakdown-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--gray-100);
}

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

.habit-breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent);
}

.habit-breakdown-name {
    font-weight: 600;
    color: var(--gray-900);
}

.habit-breakdown-amount {
    font-size: 1.125rem;
    font-weight: 900;
    color: var(--accent);
}

/* Investment Projection */
.investment-projection {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--gray-100);
}

.projection-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.projection-card {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #D1FAE5, #ffffff);
    border: 2px solid var(--primary);
    border-radius: var(--radius-xl);
}

.projection-highlight {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.projection-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.projection-amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}

.projection-sublabel {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-top: 0.5rem;
}

.projection-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.comparison-item {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.comparison-item.highlight {
    background: rgba(16, 185, 129, 0.2);
}

.comparison-label {
    font-size: 0.875rem;
    color: var(--gray-700);
}

.comparison-value {
    font-weight: 700;
    color: var(--gray-900);
}

.projection-note {
    font-size: 0.875rem;
    color: var(--gray-700);
    text-align: center;
}

/* Could Buy Section */
.could-buy-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--gray-100);
}

.could-buy-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.could-buy-item {
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.could-buy-icon {
    font-size: 2rem;
}

.could-buy-text {
    flex: 1;
    font-size: 0.875rem;
    color: var(--gray-700);
    font-weight: 500;
}

/* Recommendations */
.recommendations-section {
    margin-bottom: var(--spacing-xl);
}

.recommendations-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

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

.recommendation-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.recommendation-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.recommendation-text {
    font-size: 0.9375rem;
    color: var(--gray-800);
    font-weight: 500;
    line-height: 1.5;
}

/* Action Buttons */
.actions-section {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.action-button {
    flex: 1;
    min-width: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem var(--spacing-md);
    font-size: 0.9375rem;
    font-weight: 600;
    border: 2px solid;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.action-primary {
    background: var(--gray-900);
    border-color: var(--gray-900);
    color: #ffffff;
}

.action-primary:hover {
    background: var(--gray-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.action-secondary {
    background: #ffffff;
    border-color: var(--gray-300);
    color: var(--gray-700);
}

.action-secondary:hover {
    border-color: var(--gray-400);
    background: var(--gray-50);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1200px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .savings-amount {
        font-size: 2.5rem;
    }
    
    .habit-inputs {
        grid-template-columns: 1fr;
    }
    
    .period-breakdown {
        grid-template-columns: 1fr;
    }
    
    .examples-buttons {
        grid-template-columns: 1fr;
    }
    
    .could-buy-list {
        grid-template-columns: 1fr;
    }
    
    .actions-section {
        flex-direction: column;
    }
    
    .action-button {
        width: 100%;
    }
}