:root{--color-bg: #1a1a1a;--color-surface: #242424;--color-surface-elevated: #2a2a2a;--color-border: #333333;--color-border-light: #404040;--color-text-primary: #ffffff;--color-text-secondary: #a0a0a0;--color-text-muted: #666666;--color-accent: rgba(255, 255, 255, .08);--color-accent-hover: rgba(255, 255, 255, .12);--color-primary: #ffffff;--color-card: #d0d0d0;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--max-width: 1200px;--header-height: 72px;--transition-fast: .15s ease;--transition-base: .25s ease;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px}[data-theme=light]{--color-bg: #ffffff;--color-surface: #f5f5f5;--color-surface-elevated: #ffffff;--color-border: #e5e5e5;--color-border-light: #f0f0f0;--color-text-primary: #1a1a1a;--color-text-secondary: #666666;--color-text-muted: #999999;--color-accent: rgba(0, 0, 0, .05);--color-accent-hover: rgba(0, 0, 0, .08);--color-primary: #1a1a1a;--color-card: #e8e8e8}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-bg);min-height:100vh;transition:background-color var(--transition-base),color var(--transition-base)}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}ul{list-style:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-8)}.page{min-height:100vh;display:flex;flex-direction:column}.site-header{padding:var(--space-10) 0}.header-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-8)}.header-left{display:flex;align-items:center;gap:var(--space-5)}.header-avatar{width:80px;height:80px;border-radius:50%;object-fit:cover;background:var(--color-surface);border:2px solid var(--color-border)}.header-info{display:flex;flex-direction:column;gap:var(--space-1)}.header-name{font-size:var(--font-size-2xl);font-weight:700;letter-spacing:-.02em}.header-bio{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.header-right{display:flex;align-items:center;gap:var(--space-6)}.social-icons{display:flex;align-items:center;gap:var(--space-3)}.social-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--color-surface);color:var(--color-text-secondary);transition:all var(--transition-fast)}.social-icon:hover{background:var(--color-accent-hover);color:var(--color-text-primary)}.social-icon svg{width:18px;height:18px}.theme-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--color-surface);border:none;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast)}.theme-toggle:hover{background:var(--color-accent-hover);color:var(--color-text-primary)}.theme-toggle svg{width:20px;height:20px}.icon-sun{display:none}.icon-moon,[data-theme=light] .icon-sun{display:block}[data-theme=light] .icon-moon{display:none}.main-content{flex:1;padding-bottom:var(--space-16)}.filter-tabs{display:flex;gap:var(--space-6);margin-bottom:var(--space-10)}.filter-tab{padding:var(--space-2) 0;font-size:var(--font-size-base);font-weight:500;color:var(--color-text-muted);background:transparent;border:none;cursor:pointer;transition:color var(--transition-fast);position:relative}.filter-tab:hover{color:var(--color-text-secondary)}.filter-tab.active{color:var(--color-text-primary)}.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.project-card{border-radius:var(--radius-xl);overflow:hidden;background:var(--color-card);transition:transform var(--transition-base),box-shadow var(--transition-base);aspect-ratio:4 / 3}.project-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px #0003}.project-card a{display:block;width:100%;height:100%}.project-card img{width:100%;height:100%;object-fit:cover}.site-footer{padding:var(--space-8) 0;text-align:center}.footer-text{font-size:var(--font-size-sm);color:var(--color-text-muted)}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);z-index:100;background:var(--color-bg);border-bottom:1px solid var(--color-border);transition:background-color var(--transition-base)}.nav{display:flex;align-items:center;justify-content:space-between;height:100%}.logo{font-size:var(--font-size-xl);font-weight:700;letter-spacing:-.02em}.nav-right{display:flex;align-items:center;gap:var(--space-6)}.nav-links{display:flex;gap:var(--space-6)}.nav-link{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);transition:color var(--transition-fast)}.nav-link:hover,.nav-link.active{color:var(--color-text-primary)}.project-hero{padding-top:calc(var(--header-height) + var(--space-16));padding-bottom:var(--space-12)}.breadcrumb{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-bottom:var(--space-8)}.breadcrumb a{color:var(--color-text-secondary);transition:color var(--transition-fast)}.breadcrumb a:hover{color:var(--color-text-primary)}.project-hero-title{font-size:clamp(var(--font-size-3xl),6vw,var(--font-size-4xl));font-weight:700;letter-spacing:-.03em;margin-bottom:var(--space-4)}.project-hero-desc{font-size:var(--font-size-lg);color:var(--color-text-secondary);line-height:1.7;max-width:700px;margin-bottom:var(--space-8)}.project-category{display:inline-block;font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--color-text-muted);margin-bottom:var(--space-4)}.btn{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:var(--font-size-sm);font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast);cursor:pointer;border:none}.btn-primary{background:var(--color-text-primary);color:var(--color-bg)}.btn-primary:hover{opacity:.9;transform:translateY(-2px)}.section{padding:var(--space-16) 0}.section-alt{background:var(--color-surface)}.section-title{font-size:var(--font-size-2xl);font-weight:600;margin-bottom:var(--space-8);letter-spacing:-.02em}.video-wrapper{border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);border:1px solid var(--color-border)}.video-container{position:relative;width:100%;padding-bottom:56.25%}.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%}.content-section{margin-bottom:var(--space-12)}.content-section h3{font-size:var(--font-size-xl);font-weight:600;margin-bottom:var(--space-4)}.content-section h4{font-size:var(--font-size-lg);font-weight:600;margin-top:var(--space-8);margin-bottom:var(--space-3)}.content-section p{color:var(--color-text-secondary);margin-bottom:var(--space-4)}.content-section ul,.content-section ol{color:var(--color-text-secondary);padding-left:var(--space-6);margin-bottom:var(--space-4)}.content-section li{margin-bottom:var(--space-2);list-style:disc}.content-section ol li{list-style:decimal}.content-section code{background:var(--color-accent);padding:.15em .4em;border-radius:var(--radius-sm);font-size:.9em}.content-section blockquote{border-left:3px solid var(--color-border);padding-left:var(--space-4);margin:var(--space-4) 0;color:var(--color-text-muted);font-style:italic}.table-wrapper{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--color-border);margin-bottom:var(--space-6)}.content-table{width:100%;border-collapse:collapse}.content-table th,.content-table td{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}.content-table th{font-size:var(--font-size-sm);font-weight:600;background:var(--color-surface)}.content-table td{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.content-table td:first-child{font-weight:500;color:var(--color-text-primary)}.content-table tbody tr:last-child td{border-bottom:none}.faq-item{margin-bottom:var(--space-6)}.faq-question{font-weight:600;margin-bottom:var(--space-2)}.faq-answer{color:var(--color-text-secondary)}.footer{padding:var(--space-12) 0;background:var(--color-surface);border-top:1px solid var(--color-border);text-align:center}.footer-copyright{font-size:var(--font-size-sm);color:var(--color-text-muted)}@media(max-width:900px){.project-grid{grid-template-columns:repeat(2,1fr)}.header-content{flex-wrap:wrap}}@media(max-width:600px){.container{padding:0 var(--space-4)}.site-header{padding:var(--space-6) 0}.header-content{flex-direction:column;align-items:flex-start;gap:var(--space-6)}.header-right{width:100%;justify-content:space-between}.header-avatar{width:60px;height:60px}.header-name{font-size:var(--font-size-xl)}.project-grid{grid-template-columns:1fr}.filter-tabs{gap:var(--space-4);flex-wrap:wrap}}