/**
 * Bra Sister Sizes - Styles
 */

:root {
    --bss-primary: #8b5cf6;
    --bss-primary-dark: #7c3aed;
    --bss-secondary: #ec4899;
    --bss-success: #10b981;
    --bss-text: #1f2937;
    --bss-text-light: #6b7280;
    --bss-bg: #ffffff;
    --bss-bg-soft: #f9fafb;
    --bss-bg-muted: #f3f4f6;
    --bss-border: #e5e7eb;
    --bss-radius: 12px;
    --bss-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    --bss-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.bss-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--bss-text);
    line-height: 1.6;
}

/* Hero */
.bss-hero {
    text-align: center;
    padding: 50px 20px;
    background: linear-gradient(135deg, #f5f3ff 0%, #fdf2f8 100%);
    border-radius: var(--bss-radius);
    margin-bottom: 40px;
}

.bss-hero__title {
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 800;
    margin: 0 0 16px;
    background: linear-gradient(135deg, var(--bss-primary), var(--bss-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bss-hero__subtitle {
    font-size: 1.125rem;
    color: var(--bss-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Definition Box */
.bss-definition {
    background: var(--bss-bg);
    border: 1px solid var(--bss-border);
    border-radius: var(--bss-radius);
    padding: 30px;
    margin-bottom: 40px;
}

.bss-definition h2 {
    font-size: 1.5rem;
    margin: 0 0 16px;
}

.bss-definition > p {
    font-size: 1rem;
    margin-bottom: 24px;
}

.bss-example-box {
    background: var(--bss-bg-soft);
    border-radius: var(--bss-radius);
    padding: 24px;
    text-align: center;
}

.bss-example-title {
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--bss-text-light);
}

.bss-example-sizes {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.bss-size {
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.25rem;
}

.bss-size--main {
    background: linear-gradient(135deg, var(--bss-primary), var(--bss-secondary));
    color: white;
}

.bss-size--sister {
    background: var(--bss-bg);
    border: 2px solid var(--bss-primary);
    color: var(--bss-primary);
}

.bss-size-arrow {
    color: var(--bss-text-light);
    font-size: 1.5rem;
}

.bss-example-note {
    font-size: 14px;
    color: var(--bss-text-light);
    margin: 0;
}

/* Calculator */
.bss-calculator {
    background: var(--bss-bg);
    border: 1px solid var(--bss-border);
    border-radius: var(--bss-radius);
    padding: 30px;
    margin-bottom: 40px;
    box-shadow: var(--bss-shadow);
}

.bss-calculator h2 {
    font-size: 1.5rem;
    margin: 0 0 8px;
}

.bss-calculator > p {
    color: var(--bss-text-light);
    margin: 0 0 24px;
}

.bss-calc-form {
    background: var(--bss-bg-soft);
    border-radius: var(--bss-radius);
    padding: 24px;
}

.bss-calc-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.bss-calc-field label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
}

.bss-calc-field select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--bss-border);
    border-radius: 8px;
    font-size: 16px;
    background: var(--bss-bg);
    cursor: pointer;
}

.bss-calc-field select:focus {
    outline: none;
    border-color: var(--bss-primary);
}

.bss-calc-btn {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--bss-primary), var(--bss-secondary));
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.bss-calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

/* Calculator Results */
.bss-calc-results {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--bss-border);
}

.bss-calc-results h3 {
    text-align: center;
    margin: 0 0 24px;
}

.bss-results-display {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    align-items: start;
}

.bss-result-group {
    text-align: center;
}

.bss-result-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--bss-text-light);
    margin-bottom: 12px;
}

.bss-result-sizes {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.bss-size-tag {
    display: inline-block;
    padding: 10px 20px;
    background: var(--bss-bg-muted);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
}

.bss-size-tag--current {
    background: linear-gradient(135deg, var(--bss-primary), var(--bss-secondary));
    color: white;
    font-size: 1.25rem;
}

.bss-no-size {
    color: var(--bss-text-light);
    font-style: italic;
}

.bss-international-results {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--bss-border);
}

.bss-international-results h4 {
    text-align: center;
    margin: 0 0 16px;
    font-size: 1rem;
}

.bss-intl-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.bss-intl-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px;
    background: var(--bss-bg-soft);
    border-radius: 8px;
}

.bss-intl-flag {
    font-size: 1.5rem;
}

.bss-intl-label {
    font-size: 12px;
    color: var(--bss-text-light);
}

.bss-intl-size {
    font-weight: 700;
    font-size: 1rem;
}

/* Chart Section */
.bss-chart-section {
    background: var(--bss-bg);
    border: 1px solid var(--bss-border);
    border-radius: var(--bss-radius);
    padding: 30px;
    margin-bottom: 40px;
}

.bss-chart-section h2 {
    font-size: 1.5rem;
    margin: 0 0 8px;
}

.bss-chart-section > p {
    color: var(--bss-text-light);
    margin: 0 0 24px;
}

.bss-chart-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.bss-tab {
    padding: 10px 20px;
    border: 2px solid var(--bss-border);
    background: var(--bss-bg);
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.bss-tab:hover {
    border-color: var(--bss-primary);
}

.bss-tab.active {
    background: var(--bss-primary);
    border-color: var(--bss-primary);
    color: white;
}

.bss-chart-container {
    overflow: hidden;
}

.bss-chart-scroll {
    overflow-x: auto;
}

.bss-chart table {
    width: 100%;
    min-width: 700px;
    border-collapse: collapse;
}

.bss-chart th,
.bss-chart td {
    padding: 10px 8px;
    text-align: center;
    border: 1px solid var(--bss-border);
    font-size: 14px;
}

.bss-chart th {
    background: var(--bss-primary);
    color: white;
    font-weight: 600;
}

.bss-chart tr:nth-child(even) {
    background: var(--bss-bg-soft);
}

.bss-chart tr:hover td {
    background: #fef3c7;
}

.bss-chart-note {
    text-align: center;
    font-size: 13px;
    color: var(--bss-text-light);
    margin-top: 12px;
}

/* How It Works */
.bss-how-it-works {
    margin-bottom: 40px;
}

.bss-how-it-works h2 {
    font-size: 1.5rem;
    margin: 0 0 16px;
}

.bss-how-it-works > p {
    margin-bottom: 24px;
}

.bss-explanation {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.bss-explanation-item {
    background: var(--bss-bg);
    border: 1px solid var(--bss-border);
    border-radius: var(--bss-radius);
    padding: 24px;
    text-align: center;
}

.bss-explanation-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.bss-explanation-item h3 {
    font-size: 1.1rem;
    margin: 0 0 8px;
}

.bss-explanation-item p {
    font-size: 14px;
    color: var(--bss-text-light);
    margin: 0;
}

/* Volume Visual */
.bss-volume-visual {
    background: var(--bss-bg-soft);
    border-radius: var(--bss-radius);
    padding: 24px;
    text-align: center;
}

.bss-volume-visual h3 {
    margin: 0 0 20px;
    font-size: 1.1rem;
}

.bss-volume-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.bss-volume-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.bss-volume-circle {
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bss-primary), var(--bss-secondary));
    opacity: 0.7;
}

.bss-volume-circle--small { width: 50px; height: 50px; }
.bss-volume-circle--medium { width: 60px; height: 60px; }
.bss-volume-circle--large { width: 70px; height: 70px; }
.bss-volume-circle--xlarge { width: 80px; height: 80px; }

.bss-volume-item span {
    font-weight: 600;
    font-size: 14px;
}

.bss-volume-equals {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bss-text-light);
}

.bss-volume-note {
    font-size: 13px;
    color: var(--bss-text-light);
    margin: 16px 0 0;
}

/* When to Use */
.bss-when-to-use {
    margin-bottom: 40px;
}

.bss-when-to-use h2 {
    font-size: 1.5rem;
    margin: 0 0 24px;
}

.bss-use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.bss-use-case {
    background: var(--bss-bg);
    border: 1px solid var(--bss-border);
    border-radius: var(--bss-radius);
    padding: 24px;
}

.bss-use-icon {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.bss-use-case h3 {
    font-size: 1rem;
    margin: 0 0 8px;
}

.bss-use-case p {
    font-size: 14px;
    color: var(--bss-text-light);
    margin: 0;
}

/* International Section */
.bss-international {
    margin-bottom: 40px;
}

.bss-international h2 {
    font-size: 1.5rem;
    margin: 0 0 16px;
}

.bss-conversion-table-wrap,
.bss-cup-table-wrap {
    overflow-x: auto;
    margin-bottom: 30px;
}

.bss-conversion-table,
.bss-cup-table {
    width: 100%;
    border-collapse: collapse;
}

.bss-conversion-table th,
.bss-conversion-table td,
.bss-cup-table th,
.bss-cup-table td {
    padding: 12px 16px;
    border: 1px solid var(--bss-border);
    text-align: center;
}

.bss-conversion-table th,
.bss-cup-table th {
    background: var(--bss-bg-muted);
    font-weight: 600;
}

.bss-cup-comparison {
    margin-top: 30px;
}

.bss-cup-comparison h3 {
    font-size: 1.1rem;
    margin: 0 0 12px;
}

.bss-cup-table {
    max-width: 400px;
}

/* VS Section */
.bss-vs-section {
    background: #fdf2f8;
    border-radius: var(--bss-radius);
    padding: 30px;
    margin-bottom: 40px;
}

.bss-vs-section h2 {
    font-size: 1.5rem;
    margin: 0 0 16px;
}

.bss-vs-tips {
    margin: 20px 0;
    padding-left: 20px;
}

.bss-vs-tips li {
    margin-bottom: 12px;
}

.bss-vs-example {
    background: var(--bss-bg);
    border-radius: 8px;
    padding: 16px;
    font-size: 14px;
}

/* Reddit Section */
.bss-reddit-section {
    background: #fff7ed;
    border-radius: var(--bss-radius);
    padding: 30px;
    margin-bottom: 40px;
}

.bss-reddit-section h2 {
    font-size: 1.5rem;
    margin: 0 0 16px;
}

.bss-reddit-tips {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bss-reddit-quote {
    background: var(--bss-bg);
    border-left: 4px solid #f97316;
    padding: 16px;
    font-style: italic;
    font-size: 14px;
    border-radius: 0 8px 8px 0;
}

/* Common Sizes */
.bss-common-sizes {
    margin-bottom: 40px;
}

.bss-common-sizes h2 {
    font-size: 1.5rem;
    margin: 0 0 24px;
}

.bss-common-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.bss-common-item {
    background: var(--bss-bg);
    border: 1px solid var(--bss-border);
    border-radius: var(--bss-radius);
    padding: 20px;
}

.bss-common-item h3 {
    font-size: 1rem;
    margin: 0 0 8px;
    color: var(--bss-primary);
}

.bss-common-item p {
    margin: 0;
    font-size: 14px;
}

/* FAQ */
.bss-faq {
    margin-bottom: 40px;
}

.bss-faq h2 {
    font-size: 1.5rem;
    margin: 0 0 24px;
}

.bss-faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.bss-faq-q {
    width: 100%;
    padding: 18px 24px;
    background: var(--bss-bg);
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bss-faq-q::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--bss-primary);
}

.bss-faq-item.active .bss-faq-q::after {
    content: '−';
}

.bss-faq-q:hover {
    background: var(--bss-bg-soft);
}

.bss-faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
}

.bss-faq-item.active .bss-faq-a {
    max-height: 500px;
}

.bss-faq-a p,
.bss-faq-a ul {
    padding: 0 24px;
    font-size: 15px;
}

.bss-faq-a ul {
    padding-left: 44px;
    margin-bottom: 16px;
}

.bss-faq-a li {
    margin-bottom: 8px;
}

.bss-faq-a > *:last-child {
    padding-bottom: 20px;
}

/* CTA */
.bss-cta {
    background: linear-gradient(135deg, var(--bss-primary), var(--bss-secondary));
    border-radius: var(--bss-radius);
    padding: 40px;
    text-align: center;
    color: white;
}

.bss-cta h2 {
    font-size: 1.5rem;
    margin: 0 0 12px;
}

.bss-cta p {
    margin: 0 0 24px;
    opacity: 0.9;
}

.bss-cta-btn {
    display: inline-block;
    padding: 14px 32px;
    background: white;
    color: var(--bss-primary);
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: transform 0.2s;
}

.bss-cta-btn:hover {
    transform: translateY(-2px);
    color: var(--bss-primary-dark);
}

/* Responsive */
@media (max-width: 768px) {
    .bss-hero {
        padding: 40px 16px;
    }
    
    .bss-hero__title {
        font-size: 1.75rem;
    }
    
    .bss-results-display {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .bss-result-group {
        padding: 16px;
        background: var(--bss-bg-soft);
        border-radius: 8px;
    }
    
    .bss-intl-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bss-example-sizes {
        flex-direction: column;
    }
    
    .bss-size-arrow {
        transform: rotate(90deg);
    }
    
    .bss-volume-row {
        flex-direction: column;
    }
    
    .bss-volume-equals {
        transform: rotate(90deg);
    }
}

@media (max-width: 480px) {
    .bss-container {
        padding: 12px;
    }
    
    .bss-calculator,
    .bss-chart-section,
    .bss-definition {
        padding: 20px;
    }
    
    .bss-calc-row {
        grid-template-columns: 1fr;
    }
    
    .bss-chart-tabs {
        flex-direction: column;
    }
    
    .bss-tab {
        width: 100%;
        text-align: center;
    }
}

/* Print */
@media print {
    .bss-calculator,
    .bss-cta {
        display: none;
    }
}