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var(--border);margin-bottom:2.75rem}.hero-title{font-family:var(--font-serif);font-size:clamp(2.4rem,4.5vw,3.5rem);font-weight:500;line-height:1.05;letter-spacing:-.01em;color:var(--fg);margin-bottom:1.5rem}.hero-body{display:flex;align-items:flex-start;justify-content:space-between;gap:2rem}.hero-bio{font-family:var(--font-serif);font-size:1.0625rem;color:#111010bf;line-height:1.7;max-width:42rem}.hero-bio strong{color:var(--fg);font-weight:500}.hero-bio a{color:var(--accent)}.hero-bio a:hover{text-decoration:underline;text-underline-offset:3px}.hero-status{display:flex;align-items:center;gap:.45rem;white-space:nowrap;flex-shrink:0;padding-top:.3rem}.hero-status-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex-shrink:0}.hero-status-text{font-family:var(--font-serif);font-size:.875rem;color:#1110108c}.section-title{font-family:var(--font-serif);font-size:1.5rem;font-weight:500;letter-spacing:-.01em;color:var(--fg);margin-bottom:1.5rem}section>h2{font-family:var(--font-mono);font-size:.625rem;font-weight:500;text-transform:uppercase;letter-spacing:.18em;color:#11101073;margin-bottom:1.25rem;padding-bottom:.6rem;border-bottom:1px solid var(--border)}.tab-panel{animation:fade-in .13s ease both}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.tab-panel>section{margin-bottom:2.75rem}.tab-panel>section:last-child{margin-bottom:0}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}@media(max-width:860px){.card-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.card-grid{grid-template-columns:1fr}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .15s ease}.card:hover{box-shadow:0 4px 20px #00000012}.card-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;background:var(--thumb-placeholder)}.card-thumb-placeholder{width:100%;aspect-ratio:16/9;background:var(--thumb-placeholder)}.card-body{padding:1rem 1.1rem 1.1rem;display:flex;flex-direction:column;gap:.4rem;flex:1}.card-meta{font-family:var(--font-mono);font-size:.625rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:#11101080;display:flex;flex-wrap:wrap;gap:.4rem}.card-title{font-family:var(--font-serif);font-size:1.0625rem;font-weight:500;letter-spacing:-.01em;color:var(--fg);line-height:1.3}.card-desc{font-family:var(--font-serif);font-size:.9rem;color:#111010b3;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card h3{font-family:var(--font-serif);font-size:1.0625rem;font-weight:500;letter-spacing:-.01em;color:var(--fg);margin:0}.card p{font-family:var(--font-serif);font-size:.875rem;color:#111010b3;line-height:1.6;margin:0}.card .meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:auto;padding-top:.5rem;font-family:var(--font-mono);font-size:.625rem;letter-spacing:.1em;color:#11101080}.card .meta a{color:var(--accent)}.card .meta a:hover{text-decoration:underline;text-underline-offset:3px}.tag{display:inline-block;padding:.15rem .5rem;background:var(--accent-soft);color:var(--accent);border-radius:3px;font-family:var(--font-mono);font-size:.625rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase}.external-banner{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;flex-wrap:wrap;padding:1rem 1.25rem;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);color:inherit;text-decoration:none;transition:box-shadow .15s ease}.external-banner:hover{box-shadow:0 2px 12px #0000000f}.banner-body{display:flex;flex-direction:column;gap:.25rem;min-width:0;flex:1}.banner-badge{display:inline-block;align-self:flex-start;font-family:var(--font-mono);font-size:.6rem;color:var(--accent);border:1px solid var(--accent);padding:1px 7px;border-radius:20px;letter-spacing:1px;text-transform:uppercase}.external-banner h3{font-family:var(--font-serif);font-size:1rem;font-weight:500;color:var(--fg)}.external-banner p{font-family:var(--font-serif);font-size:.875rem;color:#111010b3;line-height:1.55}.banner-cta{font-family:var(--font-mono);font-size:.7rem;color:#11101080;white-space:nowrap}.empty-state{padding:4rem 0;color:var(--fg-muted);font-size:.9rem}.about-body{max-width:540px;display:flex;flex-direction:column;gap:.85rem}.about-body p{font-family:var(--font-serif);font-size:1rem;color:#111010bf;line-height:1.75}.about-body strong{color:var(--fg);font-weight:500}.about-body a{color:var(--accent)}.about-body a:hover{text-decoration:underline;text-underline-offset:3px}@media(max-width:640px){.site-header{padding:1rem 1.25rem}.site-main{padding:0 1.25rem 4rem}.hero{padding:2rem 0}.hero-body{flex-direction:column;gap:1rem}.nav-btn{font-size:.8rem;padding:.25rem .5rem}}::selection{background:var(--accent);color:#fff}[data-lang=en] .lang-vi,[data-lang=vi] .lang-en{display:none!important}#video-lightbox{max-width:min(92vw,1200px);max-height:90vh;width:100%;padding:0;background:#000;border:none;border-radius:8px;overflow:hidden}#video-lightbox::backdrop{background:#000000b3}#video-lightbox video{width:100%;height:100%;max-height:90vh;display:block}#video-lightbox .lightbox-close{position:absolute;top:.5rem;right:.5rem;width:32px;height:32px;border-radius:50%;background:#000000b3;color:#fff;border:none;font-size:1.2rem;cursor:pointer;z-index:1}.lang-toggle{font-family:var(--font-mono);font-size:.68rem;font-weight:600;letter-spacing:.08em;padding:.3rem .65rem;background:none;border:1px solid var(--border);border-radius:4px;color:var(--fg-muted);cursor:pointer;transition:border-color .12s,color .12s;flex-shrink:0;margin-left:.5rem}.lang-toggle:hover{border-color:var(--accent);color:var(--accent)}.github-link{display:flex;align-items:center;color:var(--fg-muted);margin-left:.5rem;transition:color .12s}.github-link:hover{color:var(--fg)}