/* CSS Variables for Theming */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --border-color: #e0e0e0;
    --hover-bg: #f5f5f5;
}

[data-theme="dark"] {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #808080;
    --border-color: #1a1a1a;
    --hover-bg: #1a1a1a;
}

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: 'Roboto Slab', serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 48px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 64px;
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    padding-bottom: 20px;
}

.header-name {
    font-family: 'Inter', sans-serif;
    font-size: clamp(20px, 2.5vw, 28px);
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.header-name:hover {
    opacity: 0.7;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

@media (max-width: 767px) {
    .header-right {
        gap: 12px;
    }
    
    .header-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
        z-index: 998;
    }
    
    .header-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .theme-toggle-btn {
        order: -1;
    }
}

.nav-link {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--text-primary);
    transition: width 0.2s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
}

@media (max-width: 767px) {
    .mobile-menu-toggle {
        display: flex;
    }
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Theme Toggle */
.theme-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 0;
}

@media (max-width: 767px) {
    .theme-toggle-btn {
        width: 36px;
        height: 36px;
    }
}

.theme-toggle-btn:hover {
    background-color: var(--hover-bg);
}

[data-theme="dark"] .theme-toggle-btn {
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .theme-toggle-btn:hover {
    border-color: var(--text-primary);
}

.theme-icon {
    font-size: 20px;
    line-height: 1;
    color: var(--text-primary);
    transition: opacity 0.3s ease, transform 0.2s ease;
    opacity: 1;
}

@media (max-width: 767px) {
    .theme-icon {
        font-size: 18px;
    }
}

.theme-icon.fade-out {
    opacity: 0;
    transform: scale(0.8);
}

.theme-toggle-btn:hover .theme-icon {
    transform: scale(1.1);
}

/* Typography */
.hero-name {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: var(--text-primary);
    white-space: pre-line;
    margin-bottom: 0;
}

.section-title {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-size: clamp(32px, 5vw, 64px);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 48px;
    letter-spacing: -0.01em;
}

@media (min-width: 768px) {
    .section-title {
        margin-bottom: 64px;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 140px 0 80px;
    text-align: left;
}

@media (min-width: 768px) {
    .hero {
        padding: 180px 0 120px;
    }
}

.hero-content {
    max-width: 640px;
    width: 100%;
}

/* Hero Name */
.hero-name {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 48px;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    white-space: pre-line;
}

@media (min-width: 768px) {
    .hero-name {
        font-size: 80px;
        line-height: 1.0;
        letter-spacing: -0.03em;
        margin-bottom: 32px;
    }
}

@media (min-width: 1440px) {
    .hero-name {
        font-size: 96px;
        line-height: 0.98;
        letter-spacing: -0.035em;
    }
}

/* Hero Role */
.hero-role {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 15px;
    line-height: 1.6;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    opacity: 0.75;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .hero-role {
        font-size: 18px;
        margin-bottom: 32px;
    }
}

/* Hero Statement */
.hero-statement {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-weight: 400;
    font-size: 17px;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 48px;
    letter-spacing: 0;
    min-height: 1.6em;
}

@media (min-width: 768px) {
    .hero-statement {
        font-size: 20px;
        letter-spacing: 0.01em;
        margin-bottom: 64px;
    }
}

.hero-statement .typing-cursor {
    display: inline-block;
    animation: blink 1.1s infinite;
    margin-left: 3px;
    font-weight: 300;
}

@keyframes blink {
    0%, 49% {
        opacity: 1;
        color: var(--text-primary);
    }
    50%, 100% {
        opacity: 0.15;
        color: var(--text-secondary);
    }
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 22px;
}

/* Hero CTA Button */
.btn-hero {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: none;
    padding: 12px 22px;
    text-decoration: none;
    border-radius: 2px;
    border: 1px solid currentColor;
    background-color: transparent;
    color: var(--text-primary);
    display: inline-block;
    transition: all 0.175s ease;
}

.btn-hero:hover,
.btn-hero:focus {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

/* Hero Secondary CTA Button */
.btn-hero-secondary {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: none;
    padding: 12px 22px;
    text-decoration: none;
    border-radius: 2px;
    border: 1px solid currentColor;
    background-color: transparent;
    color: var(--text-primary);
    opacity: 0.8;
    display: inline-block;
    transition: all 0.175s ease;
}

.btn-hero-secondary:hover,
.btn-hero-secondary:focus {
    opacity: 1;
    background-color: var(--hover-bg);
    border-color: var(--text-primary);
}

/* Buttons (for other sections) */
.btn {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 500;
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.2s ease;
    display: inline-block;
    border: 1px solid var(--text-primary);
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background-color: var(--text-secondary);
    border-color: var(--text-secondary);
}

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

.btn-secondary:hover {
    background-color: var(--hover-bg);
}

/* Work Experience Section */
.work-experience {
    padding: 120px 0;
}

.experience-list {
    position: relative;
    padding-left: 0;
    max-width: 900px;
    margin: 0 auto;
    padding-bottom: 24px;
}

/* Timeline vertical line */
.experience-list::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 8px;
    bottom: 24px;
    width: 2px;
    background-color: var(--border-color);
    transition: background-color 0.3s ease;
    z-index: 0;
}

@media (min-width: 768px) {
    .experience-list::before {
        left: 24px;
    }
}

.experience-item {
    position: relative;
    padding-left: 64px;
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    z-index: 2;
}

.experience-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.experience-item:last-child {
    margin-bottom: 0;
}

@media (max-width: 767px) {
    .experience-item {
        padding-left: 56px;
        margin-bottom: 40px;
    }
    
    .experience-item:last-child {
        margin-bottom: 0;
    }
}

/* Timeline bullet point */
.experience-item::before {
    content: '';
    position: absolute;
    left: 21px;
    top: 8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--bg-primary);
    border: 1.5px solid var(--text-secondary);
    z-index: 3;
    transition: all 0.3s ease;
    opacity: 0.6;
    transform: translateX(-50%);
}

@media (min-width: 768px) {
    .experience-item::before {
        left: 25px;
        width: 12px;
        height: 12px;
        border-width: 1.5px;
    }
}

.experience-item:hover::before {
    opacity: 1;
    border-color: var(--text-primary);
    transform: translateX(-50%) scale(1.1);
}

.experience-item.active::before {
    background-color: var(--text-primary);
    border-color: var(--text-primary);
    opacity: 1;
    transform: translateX(-50%) scale(1.1);
}

.experience-header {
    width: 100%;
    padding: 0;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all 0.2s ease;
    position: relative;
}

.experience-header:hover {
    transform: translateX(4px);
}

.experience-header:hover .experience-company {
    color: var(--text-primary);
}

.experience-header-content {
    flex: 1;
}

.experience-company {
    font-family: 'Inter', sans-serif;
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
    transition: color 0.2s ease;
    position: relative;
    display: inline-block;
}

.experience-company::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--text-primary);
    transition: width 0.3s ease;
}

.experience-header:hover .experience-company::after {
    width: 100%;
}

.experience-role {
    font-family: 'Inter', sans-serif;
    font-size: clamp(18px, 2vw, 22px);
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.experience-meta {
    display: flex;
    gap: 16px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--text-secondary);
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.experience-summary {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 4px;
}

.experience-toggle {
    position: absolute;
    right: 0;
    top: 0;
    font-size: 24px;
    font-weight: 300;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: transparent;
}

.experience-header:hover .experience-toggle {
    background-color: var(--hover-bg);
    color: var(--text-primary);
}

.experience-header[aria-expanded="true"] .experience-toggle {
    transform: rotate(45deg);
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.experience-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.3s ease;
    padding: 0;
    opacity: 0;
    margin-top: 16px;
}

.experience-header[aria-expanded="true"] + .experience-content {
    max-height: 2000px;
    padding: 24px 0 0;
    opacity: 1;
}

.experience-content p {
    margin-bottom: 16px;
    color: var(--text-primary);
    line-height: 1.8;
    font-family: 'Inter', sans-serif;
}

.experience-content ul {
    list-style: none;
    padding-left: 0;
}

.experience-content li {
    padding-left: 24px;
    position: relative;
    margin-bottom: 12px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
}

.experience-content li::before {
    content: "•";
    position: absolute;
    left: 8px;
    color: var(--text-primary);
    font-weight: 600;
}

/* Highlight active experience */
.experience-item.active {
    background-color: transparent;
}

.experience-item.active .experience-header {
    padding-bottom: 8px;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .experience-list::before {
        left: 18px;
    }
    
    .experience-item::before {
        left: 10px;
        width: 14px;
        height: 14px;
        border-width: 2px;
    }
    
    .experience-header {
        padding-right: 40px;
    }
    
    .experience-toggle {
        right: 0;
        top: 0;
        width: 28px;
        height: 28px;
        font-size: 20px;
    }
}

/* Projects Section */
.projects {
    padding: 120px 0;
}

.project-filters {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 48px;
}

.filter-group {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-label {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-right: 8px;
}

.filter-btn {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.filter-btn.active {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

/* Featured Projects */
.featured-projects {
    margin-bottom: 80px;
}

.featured-title {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-size: clamp(24px, 3vw, 32px);
    margin-bottom: 32px;
    color: var(--text-primary);
}

.featured-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .featured-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.featured-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
    overflow: hidden;
}

.featured-card:hover {
    border-color: var(--text-primary);
}

.project-mockup {
    width: 100%;
    height: 200px;
    background-color: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.mockup-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--border-color) 100%);
    filter: grayscale(100%) blur(2px);
    opacity: 0.5;
    position: relative;
}

.mockup-placeholder::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    height: 60%;
    background-color: var(--border-color);
    border-radius: 8px;
    opacity: 0.3;
}

.project-info {
    padding: 24px;
}

.featured-card .project-name {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-size: clamp(18px, 2vw, 22px);
    margin-bottom: 8px;
    color: var(--text-primary);
}

.featured-card .project-description {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.featured-card .project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.featured-card .project-tag {
    font-size: 11px;
    padding: 3px 10px;
}

.project-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .project-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.project-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 32px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.project-card:hover {
    border-color: var(--text-primary);
    background-color: var(--hover-bg);
}

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

.no-results {
    text-align: center;
    color: var(--text-secondary);
    font-size: 18px;
    padding: 48px 0;
}

.project-name {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-size: clamp(20px, 2.5vw, 28px);
    margin-bottom: 12px;
    color: var(--text-primary);
}

.project-description {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tag {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    padding: 4px 12px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 12px;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 24px;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

[data-theme="dark"] .modal-overlay {
    background-color: rgba(255, 255, 255, 0.1);
}

.modal-content {
    position: relative;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 48px;
    z-index: 1;
}

@media (max-width: 767px) {
    .modal-content {
        padding: 32px 24px;
    }
}

.modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 32px;
    line-height: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--text-secondary);
}

.modal-title {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-size: clamp(28px, 4vw, 40px);
    margin-bottom: 24px;
    color: var(--text-primary);
}

.modal-body {
    color: var(--text-primary);
    line-height: 1.8;
}

.modal-body p {
    margin-bottom: 20px;
}

.modal-body ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 24px;
}

.modal-body li {
    padding-left: 24px;
    position: relative;
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.modal-body li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--text-primary);
}

.modal-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-meta-item {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-meta-item strong {
    color: var(--text-primary);
    font-weight: 500;
    margin-right: 8px;
}

.modal-section {
    margin-bottom: 32px;
}

.modal-section strong {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.modal-section p {
    margin-bottom: 16px;
    color: var(--text-primary);
}

.modal-section ul {
    list-style: none;
    padding-left: 0;
    margin-top: 12px;
}

.modal-section li {
    padding-left: 24px;
    position: relative;
    margin-bottom: 10px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.modal-section li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--text-primary);
}

.modal-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.modal-link {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--text-primary);
    transition: color 0.2s ease;
}

.modal-link:hover {
    color: var(--text-secondary);
    border-bottom-color: var(--text-secondary);
}

/* About Section */
.about {
    padding: 120px 0;
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
    font-size: clamp(16px, 2vw, 20px);
    line-height: 1.7;
    color: var(--text-primary);
}

.about-content p {
    margin-bottom: 20px;
}

.about-content p:last-child {
    margin-bottom: 0;
    font-style: italic;
    opacity: 0.85;
}

/* Contact Section */
.contact {
    padding: 120px 0;
    text-align: center;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

@media (max-width: 767px) {
    .contact-links {
        gap: 32px;
    }
}

.contact-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.contact-link:hover {
    color: var(--text-secondary);
}

.contact-icon {
    font-family: 'Inter', sans-serif;
    font-size: 24px;
    font-weight: 600;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    transition: border-color 0.2s ease;
}

.contact-link:hover .contact-icon {
    border-color: var(--text-primary);
}

.contact-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.contact-link:hover .contact-text {
    color: var(--text-primary);
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border-color);
    margin-top: 80px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}

.footer-section {
    flex: 1;
}

.footer-title {
    font-family: 'Jacquarda Bastarda 9', serif;
    font-size: clamp(20px, 2.5vw, 24px);
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
    display: inline-block;
    width: fit-content;
}

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

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--text-primary);
    transition: width 0.2s ease;
}

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

.footer-copyright {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 32px;
}

@media (min-width: 768px) {
    .footer-copyright {
        margin-top: 0;
        text-align: right;
    }
}

/* System Theme Detection */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --bg-primary: #000000;
        --bg-secondary: #0a0a0a;
        --text-primary: #ffffff;
        --text-secondary: #b3b3b3;
        --text-tertiary: #808080;
        --border-color: #1a1a1a;
        --hover-bg: #1a1a1a;
    }
}