:root{--color-base03: #002b36;--color-base02: #073642;--color-base01: #586e75;--color-base00: #657b83;--color-base0: #839496;--color-base1: #93a1a1;--color-base2: #eee8d5;--color-base3: #fdf6e3;--color-yellow: #b58900;--color-orange: #cb4b16;--color-red: #dc322f;--color-magenta: #d33682;--color-violet: #6c71c4;--color-blue: #268bd2;--color-cyan: #2aa198;--color-green: #859900;--color-primary: var(--color-base02);--color-secondary: var(--color-base01);--color-accent: var(--color-cyan);--color-accent-hover: var(--color-blue);--color-background: var(--color-base3);--color-surface: var(--color-base3);--color-text: var(--color-base01);--color-text-light: var(--color-base00);--color-border: var(--color-base2);--color-card-shadow: rgba(0, 0, 0, .06);--font-body: "Source Serif 4", Georgia, serif;--font-heading: "Fira Sans", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "Fira Mono", monospace;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--radius-sm: 4px;--radius-md: 8px;--transition-fast: .2s ease}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);font-size:1.05rem;font-weight:400;background-color:var(--color-background);color:var(--color-text);line-height:1.75;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{text-decoration:underline;color:var(--color-accent-hover)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--color-primary);line-height:1.3;margin-bottom:var(--spacing-md);font-weight:600}h1{font-size:2rem}h2{font-size:1.75rem;border-bottom:1px solid var(--color-border);padding-bottom:var(--spacing-sm);margin-top:var(--spacing-xl)}h3{font-size:1.25rem;font-weight:700}p{margin-bottom:var(--spacing-md)}.container{max-width:960px;margin:0 auto;padding:0 var(--spacing-md)}.section{padding:var(--spacing-xl) 0}.bg-surface{background-color:transparent}.hero-section{padding:var(--spacing-3xl) 0 var(--spacing-xl);background-color:var(--color-surface);border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-xl)}.hero-grid{display:flex;flex-direction:column;gap:2rem}.home-grid{display:grid;grid-template-columns:1fr 2fr;gap:4rem;align-items:start}@media(max-width:768px){.home-grid{grid-template-columns:1fr;gap:2rem;text-align:center}}.hero-title{font-size:2.5rem;margin-bottom:1rem;color:var(--color-primary)}.hero-subtitle{font-size:1.1rem;color:var(--color-text);max-width:800px;margin-bottom:1.5rem}.hero-actions{display:flex;gap:1rem}.profile-placeholder{display:none}.timeline-container{max-width:100%}.timeline-item{margin-bottom:1.5rem;padding-left:0;border-left:none}.timeline-item:before{display:none}.timeline-meta{color:var(--color-text-light);font-style:italic;margin-bottom:.25rem}.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.card{padding:var(--spacing-lg);border:1px solid var(--color-border);background-color:var(--color-surface);border-radius:var(--radius-md);box-shadow:0 2px 8px var(--color-card-shadow);transition:box-shadow var(--transition-fast),transform var(--transition-fast)}.card:hover{transform:translateY(-2px);box-shadow:0 4px 16px var(--color-card-shadow)}.portfolio-item{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:0;box-shadow:none}.portfolio-item:hover{transform:none}.portfolio-image{height:150px;background-color:#eee;color:#888}.portfolio-content{padding:1rem}.teaching-item{display:grid;grid-template-columns:140px 1fr;gap:1.5rem;margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--color-border)}.teaching-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.teaching-term{font-weight:600;color:var(--color-secondary);font-size:.95rem;font-family:var(--font-mono)}@media(max-width:600px){.teaching-item{grid-template-columns:1fr;gap:.5rem}}.btn{display:inline-block;padding:var(--spacing-sm) var(--spacing-md);border-radius:4px;font-weight:400;cursor:pointer;transition:background-color var(--transition-fast);border:1px solid transparent;font-size:.9rem}.btn-primary{background-color:var(--color-accent);color:#fff}.btn-primary:hover{background-color:var(--color-accent-hover);text-decoration:none}.btn-outline{background-color:transparent;border:1px solid var(--color-accent);color:var(--color-accent)}.btn-outline:hover{background-color:#f0f8ff;text-decoration:none}@media(max-width:768px){:root{--spacing-xl: 1.5rem;--spacing-2xl: 2rem;--spacing-3xl: 2.5rem}.hero-title,h1{font-size:1.75rem}h2{font-size:1.5rem}.container{padding:0 var(--spacing-lg)}.grid-3{grid-template-columns:1fr;gap:1.5rem}.teaching-item{padding-left:0}}@media(max-width:480px){body{font-size:.95rem}h1{font-size:1.5rem}.card{padding:var(--spacing-md)}}