/* Hero Section - Corporate Identity Focus */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-navy) 100%);
    overflow: hidden;
    padding-top: 80px;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--accent-gold-subtle) 0%, transparent 70%);
    animation: subtle-glow 20s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-tagline {
    font-size: 14px;
    color: var(--accent-gold);
    letter-spacing: 0.1em;
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 300;
    margin-bottom: 24px;
    line-height: 1.2;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero-title strong {
    font-weight: 500;
    color: var(--accent-gold);
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-trust {
    margin-top: 60px;
    padding-top: 60px;
    border-top: 1px solid var(--border-color);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.8s forwards;
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.trust-item {
    text-align: center;
}

.trust-number {
    font-family: var(--font-heading);
    font-size: 42px;
    color: var(--accent-gold);
    margin-bottom: 8px;
}

.trust-label {
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* Services Section */
#services {
    background: var(--primary-navy);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.service-card {
    padding: 40px;
    cursor: pointer;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gold-subtle);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 24px;
}

.service-name {
    font-family: var(--font-heading);
    font-size: 22px;
    margin-bottom: 12px;
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-link {
    color: var(--accent-gold);
    text-decoration: none;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s ease;
}

.service-link:hover {
    gap: 12px;
}

/* Diagnostic Value Section */
#diagnostic-value {
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary-navy) 100%);
    text-align: center;
}

.diagnostic-intro {
    max-width: 700px;
    margin: 0 auto 60px;
}

.diagnostic-intro h2 {
    font-size: 36px;
    margin-bottom: 24px;
}

.diagnostic-intro p {
    color: var(--text-secondary);
    font-size: 18px;
    line-height: 1.8;
}

.diagnostic-benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.benefit-card {
    padding: 32px;
    text-align: center;
}

.benefit-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--accent-gold-subtle);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.benefit-title {
    font-size: 18px;
    margin-bottom: 12px;
}

.benefit-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.diagnostic-cta-wrapper {
    margin-top: 40px;
}

.diagnostic-note {
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-muted);
}

/* Results Section */
#results {
    background: var(--primary-dark);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.result-card {
    padding: 32px;
    text-align: center;
}

.result-value {
    font-family: var(--font-heading);
    font-size: 56px;
    color: var(--accent-gold);
    margin-bottom: 12px;
    font-weight: 300;
}

.result-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Case Studies Section with Filters */
#case-studies {
    background: var(--primary-navy);
}

.case-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
    border-color: var(--accent-gold);
}

.cases-container {
    position: relative;
    min-height: 400px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.case-card {
    padding: 32px;
    cursor: pointer;
    opacity: 0;
    animation: fadeIn 0.5s ease forwards;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.case-card.hidden {
    display: none;
}

.case-industry {
    font-size: 12px;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
}

.case-title {
    font-family: var(--font-heading);
    font-size: 20px;
    margin-bottom: 16px;
    line-height: 1.4;
}

.case-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.case-metrics {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.case-metric {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.metric-value {
    font-family: var(--font-heading);
    font-size: 28px;
    color: var(--accent-gold);
}

.metric-label {
    font-size: 12px;
    color: var(--text-muted);
}

.cases-more {
    text-align: center;
    margin-top: 48px;
}

/* Philosophy Section */
#philosophy {
    background: linear-gradient(180deg, var(--primary-navy) 0%, var(--primary-dark) 100%);
    padding: 120px 0;
}

.philosophy-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.philosophy-title {
    font-size: 48px;
    margin-bottom: 32px;
    font-weight: 300;
    line-height: 1.3;
}

.philosophy-text {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

/* CTA Section */
#cta-section {
    background: var(--primary-dark);
    padding: 80px 0;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 36px;
    margin-bottom: 24px;
}

.cta-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    #hero {
        padding-top: 100px;
    }

    .hero-title {
        font-size: 32px;
    }

    .trust-items {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .services-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }

    .philosophy-title {
        font-size: 36px;
    }
}

@media (max-width: 480px) {
    .results-grid {
        grid-template-columns: 1fr;
    }

    .result-value {
        font-size: 40px;
    }

    .diagnostic-benefits {
        grid-template-columns: 1fr;
    }
}