/* ============================================
   CSS Variables & Theme
   ============================================ */
:root {
    /* Dark Theme (Default) */
    --bg-primary: #08090c;
    --bg-secondary: #0e1117;
    --bg-tertiary: #151921;
    --bg-card: #12151c;

    --text-primary: #f5f5f5;
    --text-secondary: #a0a0a0;
    --text-muted: #6b7280;

    --accent: #c0945c;
    --accent-hover: #d4a86e;
    --accent-dim: rgba(192, 148, 92, 0.1);

    --border-color: #2a2f3a;
    --border-hover: #3a4050;

    /* Typography */
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Spacing */
    --container-max: 1140px;
    --section-padding: 100px;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f0f1f3;
    --bg-card: #ffffff;

    --text-primary: #1a1a2e;
    --text-secondary: #4a4a5a;
    --text-muted: #6b7280;

    --accent: #9a7240;
    --accent-hover: #7d5c34;
    --accent-dim: rgba(154, 114, 64, 0.1);

    --border-color: #e2e4e8;
    --border-hover: #c5c8ce;
}

/* ============================================
   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-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul, ol {
    list-style: none;
}

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

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.accent {
    color: var(--accent);
}

.mt-2 {
    margin-top: 2rem;
}

/* ============================================
   Typography
   ============================================ */
.section-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3rem;
    line-height: 1.2;
}

.highlight-text {
    color: var(--accent);
    font-weight: 500;
    font-style: italic;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(8, 9, 12, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-base);
}

[data-theme="light"] .navbar {
    background-color: rgba(255, 255, 255, 0.9);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-menu a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--accent);
    transition: width var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent);
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    position: relative;
    transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform var(--transition-base);
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    bottom: -7px;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.sun-icon {
    display: none;
}

[data-theme="light"] .sun-icon {
    display: block;
}

[data-theme="light"] .moon-icon {
    display: none;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent);
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    animation: fadeUp 0.6s ease forwards;
    opacity: 0;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 4.5rem);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    animation: fadeUp 0.6s ease 0.1s forwards;
    opacity: 0;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeUp 0.6s ease 0.2s forwards;
    opacity: 0;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 560px;
    animation: fadeUp 0.6s ease 0.3s forwards;
    opacity: 0;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    animation: fadeUp 0.6s ease 0.4s forwards;
    opacity: 0;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--accent);
}

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

.hero-cta {
    display: flex;
    gap: 1rem;
    animation: fadeUp 0.6s ease 0.5s forwards;
    opacity: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent);
    color: #0a0a0a;
    border: none;
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeUp 0.6s ease 0.3s forwards;
    opacity: 0;
}

.profile-frame {
    position: relative;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    padding: 6px;
    background: linear-gradient(135deg, var(--accent) 0%, transparent 50%, var(--accent) 100%);
    animation: rotate 8s linear infinite;
}

.profile-photo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    animation: rotate 8s linear infinite reverse;
}

.profile-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 5rem;
    font-weight: 600;
    color: var(--accent);
    animation: rotate 8s linear infinite reverse;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--section-padding) 0;
    background-color: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.about-expertise h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.expertise-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.expertise-tag {
    padding: 8px 16px;
    background-color: var(--accent-dim);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.expertise-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ============================================
   My Story Section
   ============================================ */
.story {
    padding: var(--section-padding) 0;
    background-color: var(--bg-secondary);
}

.story-content {
    max-width: 800px;
}

.story-chapter {
    margin-bottom: 3rem;
}

.story-chapter h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.story-chapter p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.story-quote {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--text-primary);
    font-style: italic;
    padding: 1.5rem 0 1.5rem 2rem;
    border-left: 3px solid var(--accent);
    margin: 2rem 0;
    line-height: 1.5;
}

.story-metrics {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.metric-block {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
}

.metric-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 500;
    display: block;
    margin-bottom: 0.75rem;
}

.metric-block p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.7;
}

/* ============================================
   Philosophy Section
   ============================================ */
.philosophy {
    padding: var(--section-padding) 0;
    background-color: var(--bg-primary);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.philosophy-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-base);
}

.philosophy-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.philosophy-card h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.philosophy-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============================================
   Building Section
   ============================================ */
.building {
    padding: var(--section-padding) 0;
    background-color: var(--bg-secondary);
}

.building-intro {
    max-width: 800px;
    margin-bottom: 3rem;
}

.building-intro p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.building-project,
.building-evaluation,
.building-why {
    max-width: 800px;
    margin-bottom: 2.5rem;
}

.building-project h3,
.building-evaluation h3,
.building-why h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.building-project p,
.building-evaluation p,
.building-why p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.evaluation-list {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.evaluation-list li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.75rem;
    position: relative;
}

.evaluation-list li::before {
    content: '→';
    color: var(--accent);
    position: absolute;
    left: -1.5rem;
}

.evaluation-list li strong {
    color: var(--text-primary);
}

.tech-stack {
    max-width: 800px;
    margin-bottom: 2.5rem;
}

.tech-stack h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.stack-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.stack-tags span {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 6px 14px;
    background-color: var(--accent-dim);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--accent);
}

.building-quote {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--text-primary);
    font-style: italic;
    padding: 1.5rem 0 1.5rem 2rem;
    border-left: 3px solid var(--accent);
    margin: 2rem 0;
    line-height: 1.5;
}

/* ============================================
   Impact Section
   ============================================ */
.impact {
    padding: var(--section-padding) 0;
    background-color: var(--bg-primary);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.impact-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-base);
}

.impact-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.impact-icon {
    width: 56px;
    height: 56px;
    background-color: var(--accent-dim);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 1.25rem;
}

.impact-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.impact-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.impact-cta {
    text-align: center;
    margin-top: 3rem;
}

/* ============================================
   Experience Timeline
   ============================================ */
.experience {
    padding: var(--section-padding) 0;
    background-color: var(--bg-secondary);
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent) 0%, var(--border-color) 100%);
}

.timeline-item {
    position: relative;
    padding-bottom: 3rem;
}

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

.timeline-marker {
    position: absolute;
    left: -2rem;
    top: 0;
    width: 12px;
    height: 12px;
    background-color: var(--accent);
    border-radius: 50%;
    transform: translateX(-5px);
    box-shadow: 0 0 0 4px var(--bg-secondary);
}

.timeline-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.75rem;
    transition: all var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--accent);
    transform: translateX(8px);
}

.timeline-header {
    margin-bottom: 0.5rem;
}

.timeline-header h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
}

.timeline-company {
    color: var(--accent);
    font-weight: 500;
}

.timeline-date {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-right: 1rem;
}

.timeline-location {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.timeline-details {
    margin-top: 1rem;
    padding-left: 1.25rem;
}

.timeline-details li {
    position: relative;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 0.5rem;
}

.timeline-details li::before {
    content: '';
    position: absolute;
    left: -1.25rem;
    top: 0.6em;
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
}

/* ============================================
   Credentials Section
   ============================================ */
.credentials {
    padding: var(--section-padding) 0;
    background-color: var(--bg-primary);
}

.credentials-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.credentials-column h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.credentials-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.credentials-list li:last-child {
    border-bottom: none;
}

.credential-name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.credential-detail {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.credentials-note {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================
   Open To Section
   ============================================ */
.open-to {
    padding: var(--section-padding) 0;
    background-color: var(--bg-secondary);
}

.roles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.role-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: border-color var(--transition-base);
}

.role-card:hover {
    border-color: var(--accent);
}

.role-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.role-titles {
    color: var(--accent);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.role-proof {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.open-to-quote {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--text-primary);
    font-style: italic;
    padding: 1.5rem 0 1.5rem 2rem;
    border-left: 3px solid var(--accent);
    margin: 2rem 0;
    line-height: 1.5;
    max-width: 800px;
}

.logistics {
    max-width: 800px;
    margin-top: 3rem;
}

.logistics h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.logistics-list li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.logistics-list li strong {
    color: var(--text-primary);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: var(--section-padding) 0;
    background-color: var(--bg-primary);
}

.contact-intro {
    max-width: 700px;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.8;
    font-size: 1.05rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.contact-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
}

.contact-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background-color: var(--accent-dim);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin: 0 auto 1rem;
}

.contact-card h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.contact-card span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    word-break: break-word;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 2.5rem 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-note {
    margin-top: 0.5rem;
    font-size: 0.8rem !important;
    color: var(--text-muted);
}

/* ============================================
   Page Header (for sub-pages)
   ============================================ */
.page-header {
    padding: 140px 0 60px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.page-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.page-intro {
    max-width: 600px;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* ============================================
   Case Studies Page
   ============================================ */
.case-studies {
    padding: 60px 0 var(--section-padding);
}

.case-study {
    max-width: 800px;
    margin-bottom: 4rem;
}

.case-study h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    line-height: 1.3;
}

.case-meta {
    margin-bottom: 1.5rem;
}

.case-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 0.5rem;
}

.case-meta p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.case-study > p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.case-list {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.case-list li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.75rem;
    position: relative;
}

.case-list li::before {
    content: '•';
    color: var(--accent);
    position: absolute;
    left: -1rem;
}

.case-list.results li {
    color: var(--text-primary);
}

.case-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    margin: 4rem 0;
    max-width: 400px;
}

/* ============================================
   Articles/Thoughts Page
   ============================================ */
.articles {
    padding: 60px 0 var(--section-padding);
}

.article {
    max-width: 800px;
    margin-bottom: 4rem;
}

.article-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    display: block;
    margin-bottom: 1rem;
}

.article h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    line-height: 1.3;
}

.article h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--accent);
    margin: 2rem 0 1rem;
}

.article p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.article-steps {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
    counter-reset: step;
}

.article-steps li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
    position: relative;
    list-style: none;
}

.article-steps li strong {
    color: var(--text-primary);
}

.article-list {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.article-list li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.75rem;
    position: relative;
}

.article-list li::before {
    content: '→';
    color: var(--accent);
    position: absolute;
    left: -1.5rem;
}

.article-list li strong {
    color: var(--text-primary);
}

.article-conclusion {
    color: var(--accent) !important;
    font-style: italic;
    font-weight: 500;
}

.article-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    margin: 4rem 0;
    max-width: 400px;
}

/* ============================================
   Back Section
   ============================================ */
.back-section {
    padding: 60px 0;
    background-color: var(--bg-secondary);
    text-align: center;
}

.back-section .btn {
    margin: 0 0.5rem;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-image {
        order: -1;
        margin-bottom: 2rem;
    }

    .profile-frame {
        width: 250px;
        height: 250px;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-content {
        grid-template-columns: 1fr;
    }

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

    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 2rem;
        gap: 0;
        transform: translateX(100%);
        transition: transform var(--transition-base);
        overflow-y: auto;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu a {
        display: block;
        padding: 1rem 24px;
        font-size: 1.1rem;
    }

    .nav-menu a::after {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .impact-grid,
    .credentials-grid {
        grid-template-columns: 1fr;
    }

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

    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-marker {
        left: -1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    .btn {
        width: 100%;
    }

    .profile-frame {
        width: 200px;
        height: 200px;
    }

    .back-section .btn {
        display: block;
        margin: 0.5rem auto;
        max-width: 250px;
    }
}

/* ============================================
   Scroll Reveal Animation
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}