/* ===== GRID REGULATION PAGE STYLES ===== */

/* Article Hero Section */
.article-hero {
    position: relative;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
}

.grid-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(59, 130, 246, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.3) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.3);
    border: 1px solid rgba(59, 130, 246, 0.5);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
    animation: fadeInDown 0.8s ease-out;
    color: #ffffff;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 30px;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-meta {
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.85);
    animation: fadeInUp 0.8s ease-out 0.6s both;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Table of Contents */
.toc-section {
    padding: 40px 0;
    background: var(--gray-50);
}

.toc-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.toc-card h3 {
    font-size: 1.25rem;
    margin-bottom: 20px;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 10px;
}

.toc-list {
    list-style: none;
    counter-reset: toc-counter;
}

.toc-list li {
    counter-increment: toc-counter;
    margin-bottom: 12px;
}

.toc-list a {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    color: var(--gray-700);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.toc-list a::before {
    content: counter(toc-counter, decimal-leading-zero);
    display: inline-block;
    width: 30px;
    height: 30px;
    background: var(--gray-100);
    border-radius: 50%;
    text-align: center;
    line-height: 30px;
    margin-right: 12px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.toc-list a:hover {
    background: var(--gray-50);
    color: var(--primary-color);
    transform: translateX(5px);
}

.toc-list a:hover::before {
    background: var(--primary-color);
    color: white;
}

/* Article Content */
.article-content {
    padding: 60px 0;
    background: var(--gray-50);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.content-section {
    margin-bottom: 60px;
}

.section-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: 12px;
    text-align: center;
    line-height: 50px;
    font-weight: 700;
    font-size: 1.25rem;
    margin-right: 15px;
    animation: scaleIn 0.5s ease-out;
}

.content-section h2 {
    font-size: 2rem;
    color: var(--gray-900);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
}

.content-section h3 {
    font-size: 1.5rem;
    color: var(--gray-800);
    margin: 35px 0 20px;
}

.content-section h4 {
    font-size: 1.25rem;
    color: var(--gray-800);
    margin: 25px 0 15px;
}

.lead-paragraph {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--gray-800);
    margin-bottom: 30px;
}

.content-section p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--gray-800);
    margin-bottom: 20px;
}

/* Highlight Boxes */
.highlight-box {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.05));
    border-left: 4px solid var(--primary-color);
    padding: 20px 25px;
    margin: 30px 0;
    border-radius: 8px;
    display: flex;
    gap: 15px;
    animation: slideInLeft 0.6s ease-out;
}

.highlight-box i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.highlight-box p {
    margin: 0;
}

.info-box {
    background: white;
    border: 1px solid var(--gray-200);
    padding: 25px;
    margin: 30px 0;
    border-radius: 12px;
}

.info-box h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--gray-900);
}

.info-box i {
    color: var(--accent-color);
}

/* Split Columns */
.split-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 30px 0;
}

.column-item {
    background: white;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.column-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.icon-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.icon-header i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.icon-header h4 {
    margin: 0;
    color: var(--gray-900);
}

/* Lists */
.check-list {
    list-style: none;
    padding-left: 0;
}

.check-list li {
    padding-left: 35px;
    position: relative;
    margin-bottom: 12px;
    line-height: 1.6;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.styled-list {
    padding-left: 20px;
}

.styled-list li {
    margin-bottom: 12px;
    line-height: 1.6;
}

/* Player Grid */
.player-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.player-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
}

.player-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.15);
    transform: translateY(-5px);
}

.player-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.player-icon i {
    font-size: 1.75rem;
    color: white;
}

.player-card h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
    color: var(--gray-900);
}

.player-card h4 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.player-stats {
    display: flex;
    gap: 20px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.stat {
    flex: 1;
    text-align: center;
}

.stat strong {
    display: block;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat span {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 40px;
    margin: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-200);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    animation: fadeInLeft 0.6s ease-out;
}

.timeline-marker {
    position: absolute;
    left: -40px;
    width: 32px;
    height: 32px;
    background: white;
    border: 3px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.timeline-marker i {
    font-size: 0.875rem;
    color: var(--primary-color);
}

.timeline-content {
    background: white;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.timeline-content h4 {
    margin-top: 0;
    color: var(--primary-color);
}

/* Formula Box */
.formula-box {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    padding: 30px;
    border-radius: 12px;
    margin: 30px 0;
    text-align: center;
}

.formula {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-size: 1.25rem;
    font-weight: 600;
    flex-wrap: wrap;
}

.formula-label {
    color: var(--gray-700);
}

.formula-component {
    background: white;
    padding: 12px 20px;
    border-radius: 8px;
    color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    animation: bounceIn 0.6s ease-out;
}

.formula-operator {
    color: var(--gray-400);
    font-size: 1.5rem;
}

/* Tables */
.comparison-table {
    margin: 30px 0;
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.comparison-table th {
    background: var(--gray-900);
    color: white;
    padding: 15px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
}

.comparison-table td {
    padding: 15px;
    border-bottom: 1px solid var(--gray-200);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table tr:hover {
    background: var(--gray-50);
}

/* Process Flow */
.process-flow {
    display: flex;
    align-items: center;
    margin: 40px 0;
    overflow-x: auto;
    padding: 20px 0;
}

.process-step {
    flex: 1;
    min-width: 150px;
    text-align: center;
    animation: fadeIn 0.6s ease-out;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    margin: 0 auto 15px;
    animation: pulse 2s ease-in-out infinite;
}

.process-step h4 {
    font-size: 1rem;
    margin: 15px 0 10px;
    color: var(--gray-900);
}

.process-step p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.process-arrow {
    font-size: 1.5rem;
    color: var(--gray-300);
    margin: 0 10px;
    flex-shrink: 0;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.stat-card {
    background: white;
    color: var(--gray-900);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    animation: scaleIn 0.5s ease-out;
    border: 1px solid var(--gray-200);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.stat-card i {
    font-size: 2.5rem;
    margin-bottom: 15px;
    opacity: 0.8;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 500;
}

/* Example Box */
.example-box {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    padding: 30px;
    margin: 30px 0;
}

.example-box h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray-900);
    margin-top: 0;
}

.example-box i {
    color: var(--accent-color);
}

.highlight-text {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05));
    padding: 15px 20px;
    border-left: 3px solid var(--accent-color);
    margin-top: 20px;
    border-radius: 0 8px 8px 0;
}

/* Document Grid */
.document-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.doc-type-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 25px;
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
}

.doc-type-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.doc-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.05));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

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

.doc-type-card h4 {
    font-size: 1.125rem;
    margin: 0 0 15px;
    color: var(--gray-900);
}

.doc-type-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: 15px;
}

.doc-type-card li {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.doc-type-card li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.doc-volume {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-600);
    font-size: 0.75rem;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 500;
}

/* Challenge Box */
.challenge-box {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(220, 38, 38, 0.02));
    border: 2px solid rgba(239, 68, 68, 0.2);
    border-radius: 12px;
    padding: 30px;
    margin: 40px 0;
}

.challenge-box h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--danger-color);
    margin-top: 0;
}

.challenge-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.challenge-stat {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 8px;
}

.challenge-stat strong {
    display: block;
    font-size: 1.75rem;
    color: var(--danger-color);
    margin-bottom: 8px;
}

.challenge-stat span {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Stakeholder Cards */
.stakeholder-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.stakeholder-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
}

.stakeholder-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stakeholder-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.stakeholder-icon i {
    font-size: 1.75rem;
    color: white;
}

.stakeholder-card h4 {
    font-size: 1.25rem;
    margin: 0 0 20px;
    color: var(--gray-900);
}

.stakeholder-needs {
    margin-bottom: 20px;
}

.stakeholder-needs p {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--gray-800);
}

.stakeholder-needs ul {
    list-style: none;
    padding-left: 0;
}

.stakeholder-needs li {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding: 5px 0 5px 20px;
    position: relative;
}

.stakeholder-needs li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.stakeholder-impact {
    background: var(--gray-50);
    padding: 15px;
    border-radius: 8px;
    font-size: 0.875rem;
    border-left: 3px solid var(--primary-color);
}

/* Scenario Box */
.scenario-box {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    margin: 30px 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.scenario-box:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.scenario-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 20px 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.scenario-header i {
    font-size: 1.75rem;
}

.scenario-header h4 {
    margin: 0;
    color: white;
    font-size: 1.25rem;
}

.scenario-content {
    padding: 30px;
}

.scenario-description {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 20px;
}

.scenario-steps {
    list-style: none;
    counter-reset: scenario-counter;
    padding: 0;
    margin-bottom: 20px;
}

.scenario-steps li {
    counter-increment: scenario-counter;
    padding: 15px 20px;
    margin-bottom: 15px;
    background: var(--gray-100);
    border-radius: 8px;
    position: relative;
    padding-left: 60px;
    color: var(--gray-900);
}

.scenario-steps li::before {
    content: counter(scenario-counter);
    position: absolute;
    left: 20px;
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.doc-count {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 8px;
    font-style: italic;
}

.scenario-result {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.05));
    padding: 20px;
    border-radius: 8px;
    border-left: 3px solid var(--primary-color);
}

/* Cost Grid */
.cost-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.cost-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.cost-card:hover {
    border-color: var(--danger-color);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.15);
    transform: translateY(-3px);
}

.cost-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.cost-card h4 {
    font-size: 1.125rem;
    margin: 0 0 15px;
    color: var(--gray-900);
}

.cost-card p {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Solution Section */
.solution-intro {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(5, 150, 105, 0.02));
    padding: 40px;
    border-radius: 12px;
    margin-bottom: 40px;
    border: 2px solid rgba(16, 185, 129, 0.2);
}

.coverage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.coverage-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 25px;
    transition: all 0.3s ease;
}

.coverage-card:hover {
    border-color: var(--secondary-color);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.15);
    transform: translateY(-3px);
}

.coverage-card i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.coverage-card h4 {
    font-size: 1.125rem;
    margin: 0 0 15px;
    color: var(--gray-900);
}

.coverage-card ul {
    list-style: none;
    padding: 0;
}

.coverage-card li {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.coverage-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
}

/* Features Showcase */
.features-showcase {
    margin: 40px 0;
}

.feature-large {
    display: flex;
    gap: 25px;
    background: white;
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 25px;
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.feature-large:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-content h4 {
    margin-top: 0;
    color: var(--gray-900);
}

.feature-benefit {
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    border-left: 3px solid var(--secondary-color);
    margin-top: 15px;
}

/* Use Case Tabs */
.use-case-tabs {
    margin: 40px 0;
}

.use-case-tab {
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.use-case-tab:hover {
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.use-case-tab h4 {
    background: var(--gray-100);
    padding: 20px 25px;
    margin: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
}

.use-case-tab:hover h4 {
    background: var(--gray-200);
}

.use-case-tab.active h4 {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.use-case-tab h4 i {
    font-size: 1.25rem;
}

.use-case-content {
    padding: 25px;
    background: white;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 50px;
    border-radius: 16px;
    text-align: center;
    margin: 60px 0;
    animation: fadeIn 0.8s ease-out;
}

.cta-section h3 {
    font-size: 2rem;
    margin-top: 0;
    margin-bottom: 15px;
    color: white;
}

.cta-section p {
    font-size: 1.125rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Conclusion Box */
.conclusion-box {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    padding: 40px;
    margin: 40px 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.conclusion-box h2 {
    font-size: 1.75rem;
    margin-top: 0;
    color: var(--gray-900);
}

.conclusion-highlight {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 25px;
    padding: 20px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Scroll Animations */
.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.slide-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-meta {
        flex-direction: column;
        gap: 10px;
    }

    .split-column {
        grid-template-columns: 1fr;
    }

    .player-grid {
        grid-template-columns: 1fr;
    }

    .process-flow {
        flex-direction: column;
    }

    .process-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

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

    .feature-large {
        flex-direction: column;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .section-number {
        width: 40px;
        height: 40px;
        line-height: 40px;
        font-size: 1rem;
    }

    .content-section h2 {
        font-size: 1.5rem;
    }

    .comparison-table {
        font-size: 0.875rem;
    }
}