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

:root {
    --color-bg: #FAF9F7;
    --color-surface: #FFFFFF;
    --color-text: #2D2926;
    --color-text-light: #6B6560;
    --color-accent: #1E3A5F;
    --color-accent-light: #2E5A8F;
    --color-border: #E8E5E0;
    --color-highlight: #D4AF37;
    
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    
    --radius: 4px;
    --shadow: 0 2px 8px rgba(45, 41, 38, 0.06);
    --shadow-hover: 0 8px 24px rgba(45, 41, 38, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: all 0.3s ease;
}

.site-header.scrolled {
    background: #1E3A5F;
    box-shadow: var(--shadow);
    padding: 0.5rem 0;
}

.site-header.scrolled .logo,
.site-header.scrolled .nav-links a {
    color: #fff;
}

.site-header.scrolled .nav-links.active a {
    color: var(--color-text);
}

.site-header.scrolled .nav-toggle span {
    background: #fff;
}

.site-header.scrolled .nav-toggle {
    border-color: #fff;
}

.site-header.scrolled .btn-resume {
    background: #fff;
    color: #1E3A5F !important;
}

.nav {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: padding 0.3s ease;
}

.site-header.scrolled .nav {
    padding: 0.25rem var(--space-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-accent);
    text-decoration: none;
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-md);
    align-items: center;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.btn-resume {
    background: var(--color-accent);
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: background 0.2s ease !important;
}

.btn-resume:hover {
    background: var(--color-accent-light);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform 0.3s ease;
}

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

/* .hero-bars {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 6px;
    padding: 0 10%;
    opacity: 0.6;
    z-index: 0;
    pointer-events: none;
}

.hero-bar {
    width: 12px;
    background: linear-gradient(to top, var(--color-accent), var(--color-accent-light));
    border-radius: 2px 2px 0 0;
    transition: height 0.3s ease-out;
}

.hero-bar:nth-child(1) { height: 60px; }
.hero-bar:nth-child(2) { height: 90px; }
.hero-bar:nth-child(3) { height: 120px; }
.hero-bar:nth-child(4) { height: 80px; }
.hero-bar:nth-child(5) { height: 150px; }
.hero-bar:nth-child(6) { height: 110px; }
.hero-bar:nth-child(7) { height: 170px; }
.hero-bar:nth-child(8) { height: 100px; }
.hero-bar:nth-child(9) { height: 130px; }
.hero-bar:nth-child(10) { height: 80px; }
.hero-bar:nth-child(11) { height: 140px; }
.hero-bar:nth-child(12) { height: 70px; }
.hero-bar:nth-child(13) { height: 110px; }
.hero-bar:nth-child(14) { height: 90px; }
.hero-bar:nth-child(15) { height: 120px; }
.hero-bar:nth-child(16) { height: 160px; }
.hero-bar:nth-child(17) { height: 100px; }
.hero-bar:nth-child(18) { height: 80px; }
.hero-bar:nth-child(19) { height: 130px; }
.hero-bar:nth-child(20) { height: 70px; } */

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-top: 120px;
}

.hero-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto var(--space-md);
    display: block;
    box-shadow: var(--shadow-hover);
    transition: transform 0.3s ease;
}

.hero-image:hover {
    transform: scale(1.1);
}

.hero-name {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: 0.02em;
    margin-bottom: var(--space-xs);
    line-height: 1.1;
}

.hero-title {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--space-md);
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--color-text-light);
    font-style: italic;
    max-width: 500px;
    margin: 0 auto;
}

.hero-decoration {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-highlight), transparent);
}

/* Sections */
section {
    padding: var(--space-xl) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-text);
    text-align: center;
    margin-bottom: var(--space-lg);
    position: relative;
    padding-bottom: var(--space-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: var(--color-highlight);
}

/* About */
.about {
    background: var(--color-surface);
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
}

.about-content p {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    font-size: 1.05rem;
}

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

/* Experience Timeline */
.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-left: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 8px;
    width: 10px;
    height: 10px;
    background: var(--color-accent);
    border-radius: 50%;
}

.timeline-header {
    margin-bottom: var(--space-sm);
}

.position {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 2px;
}

.company {
    display: block;
    font-weight: 600;
    color: var(--color-accent);
    font-size: 0.95rem;
}

.date {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: 2px;
}

.achievements {
    list-style: none;
    padding-left: 0;
}

.achievements li {
    position: relative;
    padding-left: var(--space-sm);
    margin-bottom: 0.4rem;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.achievements li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-highlight);
}

/* Hobbies */
.hobbies {
    background: var(--color-surface);
}

.hobbies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.hobby-card {
    text-align: center;
    padding: var(--space-lg) var(--space-md);
    background: var(--color-bg);
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hobby-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.hobby-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-sm);
    color: var(--color-accent);
}

.hobby-icon svg {
    width: 100%;
    height: 100%;
}

.hobby-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.hobby-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Resume */
.resume {
    text-align: center;
}

.resume-text {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-accent);
    color: white;
    text-decoration: none;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius);
    font-weight: 500;
    transition: background 0.2s ease, transform 0.2s ease;
}

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

.btn-download svg {
    width: 20px;
    height: 20px;
}

/* Footer */
.site-footer {
    background: var(--color-text);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-lg) 0;
    text-align: center;
}

.footer-content p {
    font-size: 0.9rem;
    margin-bottom: var(--space-xs);
}

.footer-location {
    color: var(--color-highlight);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-image {
        width: 120px;
        height: 120px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-surface);
        flex-direction: column;
        padding: var(--space-md);
        gap: var(--space-sm);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .hero {
        min-height: 100vh;
    }

    .hero-content {
        margin-top: 100px;
    }

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

    .hero-bars {
        display: none;
    }

    .timeline::before {
        left: 8px;
    }

    .timeline-item {
        padding-left: var(--space-lg);
    }

    .timeline-item::before {
        left: 4px;
    }

    section {
        padding: var(--space-lg) 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

/* Blog Section */
.blog {
    padding: var(--space-xl) 0;
    background: var(--color-surface);
}

.blog .container {
    max-width: 800px;
}

.blog-post {
    background: var(--color-bg);
    padding: var(--space-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.blog-post h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.blog-post .blog-meta {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

.blog-post h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.blog-post p {
    margin-bottom: var(--space-md);
}

.blog-post ul {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

.blog-post li {
    margin-bottom: var(--space-xs);
    line-height: 1.7;
}

.blog-post strong {
    color: var(--color-accent);
    font-weight: 600;
}

.blog-post em {
    font-style: italic;
    color: var(--color-text-light);
}

@media (max-width: 768px) {
    .blog-post {
        padding: var(--space-md);
    }

    .blog-post h3 {
        font-size: 1.5rem;
    }
}

/* Blog Overview Page */
.blog-overview-main {
    padding: calc(var(--space-xl) + 60px) var(--space-md) var(--space-xl);
    min-height: calc(100vh - 200px);
}

.blog-overview-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.blog-overview-header h1 {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.blog-overview-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 500px;
    margin: 0 auto;
}

.blog-grid {
    display: grid;
    gap: var(--space-lg);
    max-width: 800px;
    margin: 0 auto;
}

.blog-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.blog-card-content {
    padding: var(--space-lg);
}

.blog-card-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    background: rgba(30, 58, 95, 0.08);
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    margin-bottom: var(--space-sm);
}

.blog-card-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--space-sm);
}

.blog-card-title a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.2s ease;
}

.blog-card-title a:hover {
    color: var(--color-accent);
}

.blog-card-excerpt {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.blog-card-author {
    font-weight: 500;
}

.blog-card-divider {
    opacity: 0.5;
}

@media (max-width: 768px) {
    .blog-overview-main {
        padding-top: calc(var(--space-lg) + 60px);
    }

    .blog-overview-header h1 {
        font-size: 2.25rem;
    }

    .blog-card-content {
        padding: var(--space-md);
    }

    .blog-card-title {
        font-size: 1.25rem;
    }
}

@media (min-width: 769px) {
    .site-header {
        backdrop-filter: blur(10px);
        background: rgba(255, 255, 255, 0.95);
    }
}

/* Standalone Blog Page */
.blog-main {
    padding: calc(var(--space-xl) + 60px) var(--space-md) var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
}

.blog-main .blog-post {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.blog-main .blog-header {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.blog-main .blog-header h1 {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.blog-main .blog-header .blog-meta {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.blog-main .blog-post h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.blog-main .blog-post p {
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.blog-main .blog-post ul {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

.blog-main .blog-post li {
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}

.blog-main .blog-post strong {
    color: var(--color-accent);
    font-weight: 600;
}

.blog-main .blog-post em {
    font-style: italic;
    color: var(--color-text-light);
}

.back-link {
    display: inline-block;
    margin-top: var(--space-lg);
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.back-link:hover {
    color: var(--color-accent-light);
}

@media (max-width: 768px) {
    .blog-main {
        padding-top: calc(var(--space-lg) + 60px);
    }

    .blog-main .blog-post {
        padding: var(--space-md);
    }

    .blog-main .blog-header h1 {
        font-size: 1.75rem;
    }

    .blog-main .blog-post h2 {
        font-size: 1.25rem;
    }
}