/* ============================================
   CSS Variables & Design Tokens
   ============================================ */
:root {
    /* Color Palette - Organic & Refined */
    --color-cream: #FAF7F2;
    --color-cream-dark: #F0EBE3;
    --color-sage: #7C9082;
    --color-sage-light: #A8BBA3;
    --color-sage-dark: #5A6B5E;
    --color-terracotta: #C4846C;
    --color-terracotta-light: #D9A08D;
    --color-charcoal: #2C3E35;
    --color-charcoal-light: #4A5D52;
    --color-white: #FFFFFF;
    --color-black: #1A1A1A;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 10rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(44, 62, 53, 0.06);
    --shadow-md: 0 4px 20px rgba(44, 62, 53, 0.08);
    --shadow-lg: 0 8px 40px rgba(44, 62, 53, 0.12);
    --shadow-xl: 0 20px 60px rgba(44, 62, 53, 0.15);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    background-color: var(--color-cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-charcoal);
}

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

strong {
    font-weight: 600;
    color: var(--color-sage-dark);
}

em {
    font-style: italic;
}

/* ============================================
   Layout
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-3xl) 0;
    position: relative;
}

/* ============================================
   Background Decorations
   ============================================ */
.bg-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--color-sage-light), var(--color-sage));
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--color-terracotta-light), var(--color-terracotta));
    bottom: 20%;
    left: -150px;
    animation: float 25s ease-in-out infinite reverse;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--color-sage), var(--color-sage-dark));
    bottom: -100px;
    right: 20%;
    animation: float 18s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(30px, -30px) rotate(5deg); }
    50% { transform: translate(-20px, 20px) rotate(-5deg); }
    75% { transform: translate(20px, 30px) rotate(3deg); }
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-base);
}

.nav-scrolled {
    background: rgba(250, 247, 242, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: var(--space-sm) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-sage-dark);
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
}

.nav-logo:hover {
    color: var(--color-terracotta);
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-charcoal-light);
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-terracotta);
    transition: width var(--transition-base);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-charcoal);
    transition: all var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl) var(--space-md);
    position: relative;
}

.hero-content {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-text {
    padding-right: var(--space-xl);
}

.hero-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-terracotta);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

.hero-title {
    margin-bottom: var(--space-lg);
}

.hero-title-line {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-charcoal-light);
    margin-bottom: var(--space-xs);
}

.hero-title-name {
    display: block;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    color: var(--color-charcoal);
    line-height: 1.1;
}

.hero-philosophy {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--space-xl);
    padding-left: var(--space-md);
    border-left: 3px solid var(--color-sage-light);
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 500;
    color: var(--color-sage-dark);
    padding: var(--space-sm) 0;
    transition: all var(--transition-base);
}

.hero-cta svg {
    transition: transform var(--transition-base);
}

.hero-cta:hover {
    color: var(--color-terracotta);
}

.hero-cta:hover svg {
    transform: translateY(4px);
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image-frame {
    position: relative;
    width: 380px;
    height: 480px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    z-index: 2;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.hero-image-decoration {
    position: absolute;
    top: 30px;
    left: 30px;
    right: -30px;
    bottom: -30px;
    border: 3px solid var(--color-sage-light);
    border-radius: var(--radius-xl);
    z-index: 1;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-sage), transparent);
    animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    margin-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.section-header.in-view {
    opacity: 1;
    transform: translateY(0);
}

.section-number {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-terracotta);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    color: var(--color-charcoal);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-sage);
}

/* ============================================
   About Section
   ============================================ */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.about-text p {
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-slow);
}

.about-text p.in-view {
    opacity: 1;
    transform: translateY(0);
}

.about-text p:nth-child(2) { transition-delay: 100ms; }
.about-text p:nth-child(3) { transition-delay: 200ms; }
.about-text p:nth-child(4) { transition-delay: 300ms; }

.about-lead {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--color-charcoal);
    margin-bottom: var(--space-lg) !important;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    position: sticky;
    top: 120px;
}

.stat-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    opacity: 0;
    transform: translateX(30px);
    transition: all var(--transition-slow);
}

.stat-card.in-view {
    opacity: 1;
    transform: translateX(0);
}

.stat-card:nth-child(2) { transition-delay: 150ms; }
.stat-card:nth-child(3) { transition-delay: 300ms; }

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-sage-dark);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

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

/* ============================================
   Skills Section
   ============================================ */
.section-skills {
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
}

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

.skill-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.skill-card.in-view {
    opacity: 1;
    transform: translateY(0);
}

.skill-card:nth-child(2) { transition-delay: 50ms; }
.skill-card:nth-child(3) { transition-delay: 100ms; }
.skill-card:nth-child(4) { transition-delay: 150ms; }
.skill-card:nth-child(5) { transition-delay: 200ms; }
.skill-card:nth-child(6) { transition-delay: 250ms; }
.skill-card:nth-child(7) { transition-delay: 300ms; }
.skill-card:nth-child(8) { transition-delay: 350ms; }

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.skill-card-featured {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--color-sage) 0%, var(--color-sage-dark) 100%);
    color: var(--color-white);
}

.skill-card-featured .skill-title,
.skill-card-featured .skill-description {
    color: var(--color-white);
}

.skill-card-featured .skill-icon {
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.skill-icon {
    width: 56px;
    height: 56px;
    background: var(--color-cream);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--color-sage-dark);
}

.skill-icon svg {
    width: 28px;
    height: 28px;
}

.skill-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--color-charcoal);
}

.skill-description {
    font-size: 0.95rem;
    color: var(--color-charcoal-light);
    line-height: 1.7;
}

/* ============================================
   Experience Section (Timeline)
   ============================================ */
.timeline {
    position: relative;
    padding-left: var(--space-xl);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateX(-30px);
    transition: all var(--transition-slow);
}

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

.timeline-item:nth-child(2) { transition-delay: 150ms; }
.timeline-item:nth-child(3) { transition-delay: 300ms; }

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-xl));
    top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    background: var(--color-sage);
    border: 3px solid var(--color-cream);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    z-index: 1;
}

.timeline-line {
    width: 2px;
    flex: 1;
    background: linear-gradient(to bottom, var(--color-sage-light), transparent);
    margin-top: var(--space-xs);
}

.timeline-content {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.timeline-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.timeline-date {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-terracotta);
}

.timeline-badge {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-white);
    background: var(--color-sage);
    padding: 2px 10px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-charcoal);
}

.timeline-place {
    font-size: 1rem;
    color: var(--color-sage-dark);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.timeline-description {
    color: var(--color-charcoal-light);
}

.timeline-highlights {
    margin-top: var(--space-md);
    padding-left: var(--space-md);
}

.timeline-highlights li {
    position: relative;
    padding-left: var(--space-md);
    margin-bottom: var(--space-sm);
}

.timeline-highlights li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--color-sage);
    border-radius: 50%;
}

/* ============================================
   Education Section
   ============================================ */
.education-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.education-subtitle {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-sage-dark);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-sage-light);
}

.education-card {
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.education-card.in-view {
    opacity: 1;
    transform: translateY(0);
}

.education-card:hover {
    box-shadow: var(--shadow-md);
}

.education-card-primary {
    border-left: 4px solid var(--color-sage);
}

.education-year {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-terracotta);
    margin-bottom: var(--space-xs);
}

.education-degree {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: var(--space-xs);
}

.education-institution {
    font-size: 0.95rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--space-xs);
}

.education-detail {
    font-size: 0.875rem;
    color: var(--color-sage-dark);
    font-style: italic;
}

.education-grade {
    margin-top: var(--space-sm);
}

.grade-value {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-sage-dark);
}

.additional-training {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.additional-training .education-subtitle {
    margin-bottom: var(--space-md);
}

.additional-training-text {
    color: var(--color-charcoal-light);
    line-height: 1.8;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-charcoal);
    color: var(--color-cream);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-cream);
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-sage-light);
    margin-top: var(--space-xs);
}

.footer-quote blockquote {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-sage-light);
    max-width: 400px;
    text-align: right;
}

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

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(250, 247, 242, 0.6);
}

/* ============================================
   Animations
   ============================================ */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.animate-fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }
    
    .hero-text {
        padding-right: 0;
        order: 2;
    }
    
    .hero-image-wrapper {
        order: 1;
    }
    
    .hero-philosophy {
        border-left: none;
        padding-left: 0;
        border-top: 3px solid var(--color-sage-light);
        padding-top: var(--space-md);
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: row;
        position: static;
    }
    
    .skill-card-featured {
        grid-column: span 1;
    }
    
    .education-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 4rem;
        --space-3xl: 6rem;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100vw;
        height: 100vh;
        background-color: var(--color-cream);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-lg);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity var(--transition-base), visibility var(--transition-base);
        z-index: 999;
    }
    
    .nav-links.active {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
    
    .nav-links a {
        font-size: 1.5rem;
        font-family: var(--font-display);
        font-weight: 500;
        color: var(--color-charcoal);
        padding: var(--space-sm) var(--space-md);
        transition: color var(--transition-fast);
    }
    
    .nav-links a:hover {
        color: var(--color-terracotta);
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
        position: relative;
    }
    
    .nav-toggle.active span {
        background: var(--color-charcoal);
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    /* Ensure nav container stays above mobile menu */
    .nav-container {
        position: relative;
        z-index: 1002;
    }
    
    .nav-logo {
        position: relative;
        z-index: 1002;
    }
    
    .hero {
        min-height: auto;
        padding: calc(var(--space-3xl) + 60px) var(--space-md) var(--space-2xl);
    }
    
    .hero-image-frame {
        width: 280px;
        height: 350px;
    }
    
    .hero-image-decoration {
        top: 20px;
        left: 20px;
        right: -20px;
        bottom: -20px;
    }
    
    .about-stats {
        flex-direction: column;
    }
    
    .timeline {
        padding-left: var(--space-lg);
    }
    
    .timeline-marker {
        left: calc(-1 * var(--space-lg));
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-lg);
    }
    
    .footer-quote blockquote {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title-name {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .stat-card {
        padding: var(--space-md);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .nav,
    .hero-scroll-indicator,
    .bg-decoration {
        display: none;
    }
    
    .section {
        padding: var(--space-lg) 0;
        page-break-inside: avoid;
    }
    
    .hero {
        min-height: auto;
        padding: var(--space-lg);
    }
}