/**
 * Use Cases - Simple & Elegant Design
 * Version: 1.0.0
 * "Less is more" approach
 */

/* =========================
   VARIABLES
   ========================= */
:root {
    --uc-primary: #004aad;
    --uc-text: #1f2937;
    --uc-text-light: #6b7280;
    --uc-border: #e5e7eb;
    --uc-bg-light: #f9fafb;
    --uc-white: #ffffff;
    --uc-success: #10b981;
    --uc-spacing: clamp(2rem, 5vw, 4rem);
}

/* =========================
   BASE LAYOUT
   ========================= */
.ctb-use-case-page {
    background: var(--uc-white);
    line-height: 1.6;
}

.uc-container {
    max-width: 1200px;
    margin:4rem auto;
    padding: 0 2rem;
}

.uc-section {
    padding: var(--uc-spacing) 0;
}

/* =========================
   HERO - SIMPLE
   ========================= */
.uc-hero {
    padding: 6rem 0 4rem;
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
    border-bottom: 1px solid var(--uc-border);
}

.uc-breadcrumb {
    font-size: 0.875rem;
    color: var(--uc-text-light);
    margin-bottom: 1rem;
}

.uc-breadcrumb a {
    color: var(--uc-text-light);
    text-decoration: none;
    transition: color 0.2s;
}

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

.uc-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: rgba(0, 74, 173, 0.1);
    color: var(--uc-primary);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
}

.uc-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--uc-text);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.uc-highlight {
    display: block;
    color: var(--uc-primary);
    font-weight: 800;
}

.uc-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--uc-text-light);
    max-width: 700px;
    margin-bottom: 3rem;
    line-height: 1.6;
}

/* Stats - Minimal */
.uc-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--uc-border);
}

.uc-stat {
    text-align: center;
}

.uc-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--uc-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.uc-stat-label {
    font-size: 0.875rem;
    color: var(--uc-text-light);
    font-weight: 500;
}

/* =========================
   SECTIONS - CLEAN
   ========================= */
.uc-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.uc-section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--uc-text);
    margin-bottom: 0.75rem;
}

.uc-section-header p {
    font-size: 1.125rem;
    color: var(--uc-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* =========================
   CARD GRID - SIMPLE
   ========================= */
.uc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.uc-card {
    background: var(--uc-white);
    border: 1px solid var(--uc-border);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.uc-card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.uc-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--uc-text);
    margin-bottom: 0.75rem;
}

.uc-card p {
    font-size: 0.9375rem;
    color: var(--uc-text-light);
    line-height: 1.6;
}

/* Card with Icon */
.uc-card-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 74, 173, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.uc-card-icon i {
    font-size: 1.5rem;
    color: var(--uc-primary);
}

/* =========================
   TIMELINE - MINIMAL
   ========================= */
.uc-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.uc-timeline-item {
    position: relative;
    padding-left: 3rem;
    padding-bottom: 2.5rem;
}

.uc-timeline-item::before {
    content: '';
    position: absolute;
    left: 0.625rem;
    top: 0;
    bottom: -2.5rem;
    width: 2px;
    background: var(--uc-border);
}

.uc-timeline-item:last-child::before {
    display: none;
}

.uc-timeline-dot {
    position: absolute;
    left: 0;
    top: 0.25rem;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--uc-primary);
    border-radius: 50%;
    border: 3px solid var(--uc-white);
    box-shadow: 0 0 0 3px var(--uc-border);
}

.uc-timeline-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--uc-text);
    margin-bottom: 0.5rem;
}

.uc-timeline-item p {
    font-size: 0.9375rem;
    color: var(--uc-text-light);
    line-height: 1.6;
}

/* =========================
   RESULTS - EMPHASIS
   ========================= */
.uc-results {
    background: var(--uc-bg-light);
    border-radius: 16px;
    padding: 3rem;
}

.uc-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}

.uc-result {
    text-align: center;
}

.uc-result-value {
    font-size: 3rem;
    font-weight: 700;
    color: var(--uc-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.uc-result-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--uc-text);
    margin-bottom: 0.5rem;
}

.uc-result-desc {
    font-size: 0.875rem;
    color: var(--uc-text-light);
}

/* =========================
   CTA - SIMPLE
   ========================= */
.uc-cta {
    text-align: center;
    padding: 4rem 0;
    background: var(--uc-bg-light);
}

.uc-cta h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--uc-text);
    margin-bottom: 1rem;
}

.uc-cta p {
    font-size: 1.125rem;
    color: var(--uc-text-light);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.uc-cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.uc-cta-actions {
    margin-top: 3rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.uc-btn {
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.uc-btn-primary {
    background: var(--uc-primary);
    color: var(--uc-white);
    border: 2px solid var(--uc-primary);
}

.uc-btn-primary:hover {
    background: #003d8f;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 74, 173, 0.3);
}

.uc-btn-secondary {
    background: transparent;
    color: var(--uc-primary);
    border: 2px solid var(--uc-primary);
}

.uc-btn-secondary:hover {
    background: var(--uc-primary);
    color: var(--uc-white);
}

/* =========================
   HUB PAGE - GRID LAYOUT
   ========================= */
.uc-hub-hero {
    padding: 6rem 0 4rem;
    text-align: center;
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
    border-bottom: 1px solid var(--uc-border);
}

.uc-hub-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--uc-text);
    margin-bottom: 1rem;
}

.uc-hub-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--uc-text-light);
    max-width: 700px;
    margin: 0 auto;
}

.uc-categories {
    padding: var(--uc-spacing) 0;
}

.uc-category-section {
    margin-bottom: 5rem;
}

.uc-category-section:last-child {
    margin-bottom: 0;
}

.uc-category-header {
    margin-bottom: 2rem;
}

.uc-category-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--uc-text);
    margin-bottom: 0.5rem;
}

.uc-category-header p {
    font-size: 1rem;
    color: var(--uc-text-light);
}

.uc-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.uc-use-case-card {
    background: var(--uc-white);
    border: 1px solid var(--uc-border);
    border-radius: 12px;
    padding: 2rem;
    text-decoration: none;
    transition: all 0.3s ease;
    display: block;
}

.uc-use-case-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
    border-color: var(--uc-primary);
}

.uc-use-case-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--uc-text);
    margin-bottom: 0.75rem;
}

.uc-use-case-card p {
    font-size: 0.9375rem;
    color: var(--uc-text-light);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.uc-use-case-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--uc-primary);
    font-weight: 600;
    font-size: 0.9375rem;
}

.uc-use-case-link i {
    transition: transform 0.3s ease;
}

.uc-use-case-card:hover .uc-use-case-link i {
    transform: translateX(4px);
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 768px) {
    .uc-container {
        padding: 0 1.5rem;
    }
    
    .uc-hero {
        padding: 4rem 0 3rem;
    }
    
    .uc-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .uc-grid {
        grid-template-columns: 1fr;
    }
    
    .uc-results {
        padding: 2rem 1.5rem;
    }
    
    .uc-results-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .uc-category-grid {
        grid-template-columns: 1fr;
    }
    
    .uc-cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

/* =========================
   BEFORE/AFTER - BASE SECTION
   ========================= */
.uc-before-after {
    background: var(--uc-bg-light);
    padding: 4rem 0;
}

.uc-section-title {
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--uc-text);
    margin-bottom: 3rem;
}

/* =========================
   COMPARISON - 2 IMAGES (Side by Side)
   ========================= */
.uc-comparison {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.uc-comparison-item {
    text-align: center;
}

.uc-comparison-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    margin-bottom: 1.25rem;
    aspect-ratio: 4/3;
}

.uc-comparison-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.uc-comparison-item:hover .uc-comparison-image img {
    transform: scale(1.03);
}

.uc-comparison-label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.5rem 1.25rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.uc-label-before {
    background: #ef4444;
    color: white;
}

.uc-label-after {
    background: #10b981;
    color: white;
}

.uc-comparison-desc {
    font-size: 0.9375rem;
    color: var(--uc-text-light);
    line-height: 1.6;
    max-width: 400px;
    margin: 0 auto;
}

/* Responsive 2 images */
@media (max-width: 768px) {
    .uc-comparison {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .uc-comparison-image {
        aspect-ratio: 16/10;
    }
}

/* =========================
   COMPARISON COMBINED - 1 IMAGE (Before/After in same image)
   ========================= */
.uc-comparison-combined {
    max-width: 900px;
    margin: 0 auto;
}

.uc-comparison-image-full {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.uc-comparison-image-full img {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.uc-comparison-labels {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, transparent 100%);
}

.uc-comparison-labels span {
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.uc-comparison-descriptions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    text-align: center;
}

.uc-comparison-descriptions h4,
.uc-desc-before h4,
.uc-desc-after h4 {
    color: var(--uc-text);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.uc-comparison-descriptions p,
.uc-desc-before p,
.uc-desc-after p {
    color: var(--uc-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

/* Responsive 1 image */
@media (max-width: 600px) {
    .uc-comparison-labels {
        padding: 1rem;
    }
    
    .uc-comparison-labels span {
        padding: 0.375rem 1rem;
        font-size: 0.75rem;
    }
    
    .uc-comparison-descriptions {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* =========================
   TRANSFORMATION GALLERY - 3 IMAGES (Step Flow)
   ========================= */
.uc-transformation-gallery {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 1.5rem;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}

.uc-transform-step {
    text-align: center;
}

.uc-transform-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    margin-bottom: 1.25rem;
    aspect-ratio: 4/3;
}

.uc-transform-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.uc-transform-step:hover .uc-transform-image img {
    transform: scale(1.03);
}

.uc-transform-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 36px;
    height: 36px;
    background: var(--uc-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(0, 74, 173, 0.3);
}

.uc-transform-badge.uc-badge-success {
    background: #10b981;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.uc-transform-info h4 {
    color: var(--uc-text);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.uc-transform-info p {
    color: var(--uc-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.uc-transform-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--uc-primary);
    font-size: 1.75rem;
    padding-top: 80px; /* Align with middle of image */
    opacity: 0.6;
}

/* Responsive 3 images */
@media (max-width: 900px) {
    .uc-transformation-gallery {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .uc-transform-arrow {
        padding-top: 0;
        transform: rotate(90deg);
        font-size: 1.5rem;
    }
    
    .uc-transform-image {
        aspect-ratio: 16/10;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* =========================
   LEGACY PLACEHOLDERS (Keep for compatibility)
   ========================= */
.uc-comparison-placeholder {
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    border: 2px dashed var(--uc-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.uc-comparison-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
    color: var(--uc-text-light);
}

.uc-comparison-placeholder span {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--uc-text);
}