/* ===========================
   CSS Variables & Root Styles
   =========================== */

:root {
    /* Editorial Color Palette - Sophisticated neutrals with warm accents */
    --color-primary: #2C2416;
    --color-secondary: #8B7355;
    --color-accent: #C8A882;
    --color-background: #FDFBF7;
    --color-surface: #F5F1EB;
    --color-text: #2C2416;
    --color-text-muted: #6B5D4F;
    --color-border: #E6DED1;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Crimson Pro', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-2xl: 8rem;
    
    /* Layout */
    --max-width: 1200px;
    --reading-width: 720px;
    
    /* Transitions */
    --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-quick: all 0.3s ease;
}

/* ===========================
   Reset & Base Styles
   =========================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ===========================
   Navigation
   =========================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(253, 251, 247, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-quick);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    text-decoration: none;
    color: var(--color-text-muted);
    text-transform: uppercase;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

/* ===========================
   Hero Section
   =========================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    position: relative;
    background: linear-gradient(135deg, #FDFBF7 0%, #F5F1EB 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(44, 36, 22, 0.02) 2px, rgba(44, 36, 22, 0.02) 4px);
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    text-align: center;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-label {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.3s forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 300;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeIn 1s ease 0.5s forwards;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeIn 1s ease 0.7s forwards;
}

.hero-divider {
    width: 60px;
    height: 1px;
    background-color: var(--color-accent);
    margin: 0 auto;
    opacity: 0;
    animation: expandWidth 1s ease 0.9s forwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0;
    animation: fadeIn 1s ease 1.2s forwards;
}

.scroll-indicator span {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

/* ===========================
   Section Styles
   =========================== */

section {
    padding: var(--spacing-2xl) var(--spacing-md);
}

.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: 2rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.section-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-accent);
    opacity: 0.4;
    line-height: 1;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: var(--color-primary);
}

/* ===========================
   About Section
   =========================== */

.about {
    background-color: var(--color-background);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    max-width: var(--reading-width);
}

.about-intro {
    grid-column: span 2;
}

.lead-text {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.about-body p {
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.about-closing {
    font-style: italic;
    color: var(--color-secondary);
}

/* ===========================
   Expertise Section
   =========================== */

.expertise {
    background-color: var(--color-surface);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.expertise-item {
    padding: var(--spacing-md);
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    transition: var(--transition-smooth);
}

.expertise-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(44, 36, 22, 0.08);
    border-color: var(--color-accent);
}

.expertise-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    opacity: 0.8;
}

.expertise-item h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.expertise-item p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-muted);
}

/* ===========================
   Experience Section
   =========================== */

.experience {
    background-color: var(--color-background);
}

.experience-timeline {
    max-width: var(--reading-width);
    position: relative;
}

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
}

.timeline-item {
    position: relative;
    padding-left: 4rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    transform: translateX(-20px);
    transition: var(--transition-smooth);
}

.timeline-item.revealed {
    opacity: 1;
    transform: translateX(0);
}

.timeline-marker {
    position: absolute;
    left: -6px;
    top: 0;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background-color: var(--color-accent);
    border: 3px solid var(--color-background);
}

.timeline-stat {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-content p {
    color: var(--color-text-muted);
}

/* ===========================
   Philosophy Section
   =========================== */

.philosophy {
    background-color: var(--color-primary);
    color: var(--color-background);
    padding: var(--spacing-2xl) var(--spacing-md);
}

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

.quote-mark {
    font-family: var(--font-display);
    font-size: 8rem;
    font-weight: 300;
    color: var(--color-accent);
    opacity: 0.2;
    position: absolute;
    top: -3rem;
    left: -1rem;
    line-height: 1;
}

blockquote {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 300;
    font-style: italic;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

/* ===========================
   Contact Section
   =========================== */

.contact {
    background-color: var(--color-surface);
}

.contact-content {
    max-width: var(--reading-width);
}

.contact-intro {
    margin-bottom: var(--spacing-lg);
}

.contact-intro p {
    color: var(--color-text-muted);
    margin-top: var(--spacing-sm);
}

.contact-methods {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.contact-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.03em;
    text-decoration: none;
    color: var(--color-background);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
    transition: var(--transition-quick);
}

.contact-button svg {
    width: 20px;
    height: 20px;
}

.contact-button:hover {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    transform: translateY(-2px);
}

/* ===========================
   Footer
   =========================== */

.footer {
    background-color: var(--color-primary);
    color: var(--color-background);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-content {
    text-align: center;
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(200, 168, 130, 0.2);
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    font-size: 1rem;
    color: var(--color-accent);
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-accent);
    opacity: 0.6;
}

/* ===========================
   Animations
   =========================== */

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes expandWidth {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 60px;
        opacity: 1;
    }
}

@keyframes scrollPulse {
    0%, 100% {
        opacity: 0.4;
        transform: translateY(0);
    }
    50% {
        opacity: 1;
        transform: translateY(10px);
    }
}

/* ===========================
   Responsive Design
   =========================== */

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
        --spacing-2xl: 5rem;
    }
    
    .nav-container {
        padding: 1rem 1.5rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
    
    .nav-links a {
        font-size: 0.85rem;
    }
    
    .hero {
        padding: var(--spacing-xl) var(--spacing-sm);
    }
    
    .section-header {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .section-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .about-intro {
        grid-column: span 1;
    }
    
    .lead-text {
        font-size: 1.5rem;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .timeline-item {
        padding-left: 3rem;
    }
    
    .timeline-stat {
        font-size: 2rem;
    }
    
    .timeline-content h3 {
        font-size: 1.5rem;
    }
    
    blockquote {
        font-size: 1.75rem;
    }
    
    .quote-mark {
        font-size: 5rem;
        top: -2rem;
        left: 0;
    }
    
    .contact-methods {
        flex-direction: column;
    }
    
    .contact-button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
}