/* CSS Variables */
:root {
    --color-navy: #1a2332;
    --color-sand: #e8e3d8;
    --color-beige: #d4c9b8;
    --color-gold: #b89d5a;
    --color-white: #ffffff;
    --color-text: #2c2c2c;
    --color-text-light: #666666;
    
    --font-serif: Georgia, 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    --max-width: 1200px;
    --grid-gap: 2rem;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-sand);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: normal;
    color: var(--color-navy);
    letter-spacing: 0.5px;
}

.main-nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--color-navy);
}

.nav-link.active {
    color: var(--color-navy);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--color-gold);
}

.scroll-indicator {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    background-color: var(--color-gold);
    width: 0%;
    transition: width 0.1s ease;
}

/* Opening Statement */
.opening-statement {
    margin-top: 80px;
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.company-name {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: normal;
    color: var(--color-navy);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 300;
}

.divider {
    width: 60px;
    height: 1px;
    background-color: var(--color-gold);
    margin-bottom: var(--spacing-lg);
}

.governance-statement {
    max-width: 800px;
    margin-bottom: var(--spacing-lg);
}

.governance-statement p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
}

.metadata {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.separator {
    color: var(--color-beige);
}

/* Section Titles */
.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: normal;
    color: var(--color-navy);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.5px;
}

/* Governance Framework */
.governance-framework {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-sand);
}

.governance-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.governance-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.governance-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    cursor: pointer;
    transition: color 0.3s ease;
    border-bottom: 1px solid transparent;
}

.governance-item:hover {
    color: var(--color-navy);
}

.governance-item.active {
    color: var(--color-navy);
    border-bottom-color: var(--color-gold);
}

.item-number {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-text-light);
    min-width: 40px;
}

.governance-item.active .item-number {
    color: var(--color-navy);
}

.item-title {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.governance-content {
    position: relative;
    min-height: 200px;
}

.content-item {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.content-item.active {
    display: block;
    opacity: 1;
}

.content-item h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-sm);
    font-weight: normal;
}

.content-item p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
}

/* Portfolio Architecture */
.portfolio-architecture {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.portfolio-block {
    border: 1px solid var(--color-beige);
    padding: var(--spacing-md);
    background-color: var(--color-white);
    transition: border-color 0.3s ease;
}

.portfolio-block:hover {
    border-color: var(--color-gold);
}

.portfolio-block h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-sm);
    font-weight: normal;
}

.portfolio-block p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text);
}

/* Strategic Vision */
.strategic-vision {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-sand);
}

.vision-content {
    max-width: 900px;
}

.vision-content p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.vision-content p:last-child {
    margin-bottom: 0;
}

/* Operating Model */
.operating-model {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.model-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.step {
    text-align: center;
    padding: var(--spacing-md);
}

.step-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.step h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-sm);
    font-weight: normal;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--color-text);
}

/* Leadership & Governance */
.leadership-governance {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-sand);
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-lg);
    justify-items: center;
}

.leader {
    text-align: center;
}

.leader-initial {
    margin-bottom: var(--spacing-sm);
}

.leader h3 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-navy);
    font-weight: normal;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-md);
    font-weight: normal;
}

.contact-info address {
    font-style: normal;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.contact-email {
    margin-top: var(--spacing-md);
}

.contact-email a {
    color: var(--color-navy);
    text-decoration: none;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-gold);
    transition: color 0.3s ease;
}

.contact-email a:hover {
    color: var(--color-gold);
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.9rem;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--color-beige);
    background-color: var(--color-white);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gold);
}

.submit-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-navy);
    color: var(--color-white);
    border: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    align-self: flex-start;
}

.submit-btn:hover {
    background-color: var(--color-gold);
}

/* Footer */
.site-footer {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-navy);
    color: var(--color-white);
}

.footer-nav {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.footer-nav a {
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-nav a:hover {
    opacity: 1;
}

.footer-disclaimer {
    max-width: 800px;
    margin-bottom: var(--spacing-md);
}

.footer-disclaimer p {
    font-size: 0.85rem;
    line-height: 1.7;
    opacity: 0.7;
}

.footer-copyright {
    font-size: 0.85rem;
    opacity: 0.6;
}

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .governance-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .model-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .leadership-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }
    
    .header-container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .company-name {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .model-steps {
        grid-template-columns: 1fr;
    }
    
    .leadership-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .metadata {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .separator {
        display: none;
    }
}

@media (max-width: 480px) {
    .company-name {
        font-size: 2rem;
    }
    
    .leadership-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}