/**
 * Swimwear Size Calculator - Styles
 * 
 * @package BraCalc Swimwear
 * @version 1.0.0
 */

/* ==========================================================================
   Base Container
   ========================================================================== */
.bracalc-swimwear-calc {
    max-width: 800px;
    margin: 0 auto;
}

.tool-intro {
    text-align: center;
    margin-bottom: var(--space-6);
}

.tool-intro p {
    font-size: var(--text-lg);
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   Tabs
   ========================================================================== */
.swimwear-tabs {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    padding: var(--space-2);
    background: var(--color-bg-soft);
    border-radius: var(--radius-xl);
}

.swimwear-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-4) var(--space-3);
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.2s ease;
}

.swimwear-tab:hover {
    background: var(--color-bg);
}

.swimwear-tab.is-active {
    background: var(--color-bg);
    box-shadow: var(--shadow-md);
}

.swimwear-tab__icon {
    font-size: var(--text-2xl);
}

.swimwear-tab__label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
}

.swimwear-tab.is-active .swimwear-tab__label {
    color: var(--color-primary);
}

@media (max-width: 500px) {
    .swimwear-tab {
        padding: var(--space-3) var(--space-2);
    }
    
    .swimwear-tab__icon {
        font-size: var(--text-xl);
    }
    
    .swimwear-tab__label {
        font-size: var(--text-xs);
    }
}

/* ==========================================================================
   Panels
   ========================================================================== */
.swimwear-panel {
    display: none;
}

.swimwear-panel.is-active {
    display: block;
}

.calc-section {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.calc-section h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    text-align: center;
}

/* ==========================================================================
   Input Method Toggle
   ========================================================================== */
.input-method-toggle {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-1);
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
}

.method-btn {
    flex: 1;
    padding: var(--space-3);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.method-btn:hover {
    color: var(--color-text);
}

.method-btn.is-active {
    background: var(--color-bg);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Method Panels
   ========================================================================== */
.method-panel {
    display: none;
}

.method-panel.is-active {
    display: block;
}

/* ==========================================================================
   Input Styles
   ========================================================================== */
.input-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.input-row--3col {
    grid-template-columns: repeat(3, 1fr);
}

.input-row-inline {
    display: flex;
    gap: var(--space-2);
}

@media (max-width: 500px) {
    .input-row,
    .input-row--3col {
        grid-template-columns: 1fr;
    }
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.input-label {
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--color-heading);
}

.input-with-unit {
    display: flex;
    align-items: center;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.input-with-unit:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.input-field {
    flex: 1;
    padding: var(--space-3);
    border: none;
    background: transparent;
    font-size: var(--text-base);
    min-width: 0;
}

.input-field:focus {
    outline: none;
}

.input-unit {
    padding: var(--space-3);
    background: var(--color-bg-soft);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-weight: 500;
}

.input-select {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    background: var(--color-bg);
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.input-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.input-hint {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* ==========================================================================
   Coverage Options
   ========================================================================== */
.coverage-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

@media (max-width: 500px) {
    .coverage-options {
        grid-template-columns: 1fr;
    }
}

.coverage-option {
    cursor: pointer;
}

.coverage-radio {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.coverage-option__box {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-4);
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all 0.2s ease;
    text-align: center;
}

.coverage-radio:checked + .coverage-option__box {
    border-color: var(--color-primary);
    background: var(--color-primary-ultra-light);
}

.coverage-option__title {
    font-weight: 600;
    font-size: var(--text-sm);
    margin-bottom: var(--space-1);
}

.coverage-option__desc {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* ==========================================================================
   Calculate Button
   ========================================================================== */
.calc-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: var(--space-4);
}

.calc-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.calc-btn:active {
    transform: translateY(0);
}

/* ==========================================================================
   Results Section
   ========================================================================== */
.results-section {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.results-header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.results-header__label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.results-header__size {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-primary);
}

.results-header__note {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-top: var(--space-2);
}

/* Size Cards Grid */
.size-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.size-card {
    text-align: center;
    padding: var(--space-4);
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
}

.size-card__label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-1);
    display: block;
}

.size-card__value {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-heading);
}

.size-card--primary {
    background: var(--color-primary);
    color: white;
}

.size-card--primary .size-card__label {
    color: rgba(255,255,255,0.8);
}

.size-card--primary .size-card__value {
    color: white;
}

/* International Sizes */
.international-sizes {
    margin-bottom: var(--space-6);
}

.international-sizes h4 {
    font-size: var(--text-sm);
    margin-bottom: var(--space-3);
    text-align: center;
}

.intl-size-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: var(--space-2);
}

.intl-size-item {
    text-align: center;
    padding: var(--space-2);
    background: var(--color-bg-soft);
    border-radius: var(--radius-md);
}

.intl-size-item__country {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    display: block;
}

.intl-size-item__size {
    font-size: var(--text-base);
    font-weight: 600;
}

/* Style Recommendations */
.style-recommendations {
    border-top: 1px solid var(--color-border-light);
    padding-top: var(--space-5);
}

.style-recommendations h4 {
    font-size: var(--text-sm);
    margin-bottom: var(--space-3);
}

.style-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.style-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    background: var(--color-primary-ultra-light);
    color: var(--color-primary-dark);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
}

/* Fit Tips */
.fit-tips {
    margin-top: var(--space-4);
    padding: var(--space-4);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
}

.fit-tips h4 {
    font-size: var(--text-sm);
    color: #047857;
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.fit-tips p {
    font-size: var(--text-sm);
    color: #065f46;
    margin: 0;
}

/* ==========================================================================
   Tips Section
   ========================================================================== */
.tips-section {
    margin-bottom: var(--space-8);
}

.tips-section h3 {
    text-align: center;
    margin-bottom: var(--space-4);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-4);
}

.tip-card {
    padding: var(--space-5);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-align: center;
}

.tip-card__icon {
    font-size: var(--text-3xl);
    display: block;
    margin-bottom: var(--space-2);
}

.tip-card h4 {
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.tip-card p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin: 0;
    line-height: 1.5;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
    margin-bottom: var(--space-8);
}

.faq-section h3 {
    text-align: center;
    margin-bottom: var(--space-4);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4);
    background: var(--color-bg);
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-heading);
    transition: background 0.2s ease;
}

.faq-question:hover {
    background: var(--color-bg-soft);
}

.faq-icon {
    flex-shrink: 0;
    transition: transform 0.2s ease;
    color: var(--color-text-muted);
}

.faq-item.is-open .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 var(--space-4) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.6;
}

.faq-item.is-open .faq-answer {
    display: block;
}