.pf-body{--pf-surface:#020617;--pf-surface-2:#010409;--pf-surface-elevated:#0f172a;--pf-card:#ffffff08;--pf-card-hover:#ffffff0f;--pf-line:#ffffff1a;--pf-line-soft:#ffffff0f;--pf-emerald:#10b981;--pf-emerald-dark:#059669;--pf-emerald-light:#34d399;--pf-cyan:#22d3ee;--pf-text:#e2e8f0;--pf-text-strong:#fff;--pf-text-muted:#94a3b8;--pf-text-faint:#64748b;--pf-container:1400px;--pf-content:52rem;--pf-pad:clamp(1rem, 4vw, 2rem);--pf-font:var(--font-body,"Be Vietnam Pro"), system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;background:var(--pf-surface);min-height:100vh;color:var(--pf-text);font-family:var(--pf-font);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;line-height:1.65}.pf-body *,.pf-body :before,.pf-body :after{box-sizing:border-box}.pf-body img,.pf-body svg,.pf-body video{max-width:100%;display:block}.pf-body a{color:inherit;text-decoration:none}.pf-body ::-webkit-scrollbar{width:8px}.pf-body 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a:hover{color:var(--pf-text-strong)}.pf-topbar-sep{background:var(--pf-line);width:1px;height:12px}.pf-header{z-index:900;position:sticky;top:0}.pf-header-bar{-webkit-backdrop-filter:blur(18px)saturate(140%);border-bottom:1px solid var(--pf-line);background:#0b1120b8;box-shadow:0 18px 42px #0000005c}@media (width<=767px){.pf-header-bar{-webkit-backdrop-filter:none;background:#020617f7}}.pf-header-inner{max-width:var(--pf-container);padding:0 var(--pf-pad);justify-content:space-between;align-items:center;gap:1rem;height:72px;margin:0 auto;display:flex}@media (width>=1024px){.pf-header-inner{height:84px}}.pf-brand{letter-spacing:-.02em;color:var(--pf-text-strong);border-radius:.75rem;align-items:center;gap:.55rem;margin-left:-.5rem;padding:.5rem;font-size:1.35rem;font-weight:900;display:inline-flex}.pf-brand:hover{background:#ffffff0d}.pf-brand-mark{color:var(--pf-emerald-light)}.pf-nav{align-items:center;gap:.15rem;height:100%;display:none}@media 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.15s;display:inline-flex;box-shadow:0 10px 24px #10b98140}.pf-cta:hover{color:#fff;transform:translateY(-1px);box-shadow:0 14px 30px #10b98152}.pf-cta-desktop{display:none}@media (width>=1024px){.pf-cta-desktop{display:inline-flex}}.pf-menu-btn{border:1px solid var(--pf-line);width:44px;height:44px;color:var(--pf-text-strong);cursor:pointer;background:#ffffff0d;border-radius:.9rem;justify-content:center;align-items:center;display:inline-flex}.pf-menu-btn:hover{background:#ffffff1a}@media (width>=1024px){.pf-menu-btn{display:none}}.pf-mobile{z-index:9999;display:none;position:fixed;inset:0}.pf-mobile.is-open{display:block}.pf-mobile-scrim{-webkit-backdrop-filter:blur(12px);background:#020617bf;position:absolute;inset:0}.pf-mobile-panel{border-left:1px solid var(--pf-line);background:#020617fa;flex-direction:column;width:86vw;max-width:380px;height:100dvh;transition:transform .28s;display:flex;position:absolute;top:0;right:0;transform:translate(100%);box-shadow:-20px 0 60px 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a{color:var(--pf-text-muted)}.pf-breadcrumb a:hover{color:var(--pf-emerald-light)}.pf-breadcrumb-current{color:var(--pf-text)}.pf-breadcrumb-sep{opacity:.5}.pf-chip{color:var(--pf-emerald-light);background:#10b9811f;border:1px solid #10b98133;border-radius:999px;align-items:center;gap:.4rem;padding:.28rem .75rem;font-size:12px;font-weight:700;display:inline-flex}.pf-meta{color:var(--pf-text-muted);flex-wrap:wrap;align-items:center;gap:.85rem;font-size:13px;display:flex}.pf-card{background:var(--pf-card);border:1px solid var(--pf-line-soft);border-radius:1.25rem;flex-direction:column;transition:border-color .2s,transform .2s;display:flex;overflow:hidden;box-shadow:inset 0 1px #ffffff0d,0 20px 60px -30px #000000b3}.pf-card:hover{border-color:#10b98159;transform:translateY(-3px)}.pf-card-media{aspect-ratio:16/9;background:var(--pf-surface-elevated);overflow:hidden}.pf-card-media img{object-fit:cover;width:100%;height:100%;transition:transform .5s}.pf-card:hover .pf-card-media img{transform:scale(1.05)}.pf-card-body{flex-direction:column;flex:1;gap:.5rem;padding:1.15rem 1.25rem 1.35rem;display:flex}.pf-card-date{color:var(--pf-text-muted);font-size:12px}.pf-card-title{color:var(--pf-text-strong);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:1.075rem;font-weight:700;line-height:1.4;display:-webkit-box;overflow:hidden}.pf-card:hover .pf-card-title{color:var(--pf-emerald-light)}.pf-card-excerpt{color:var(--pf-text-muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:.9rem;display:-webkit-box;overflow:hidden}.pf-grid{grid-template-columns:repeat(auto-fill,minmax(17rem,1fr));gap:1.5rem;display:grid}.pf-article-title{letter-spacing:-.02em;color:var(--pf-text-strong);margin:1rem 0 1.5rem;font-size:clamp(1.85rem,4vw,2.75rem);font-weight:800;line-height:1.2}.pf-article-lede{color:var(--pf-text-muted);margin:0 0 2rem;font-size:1.2rem;line-height:1.7}.pf-article-hero{border:1px solid 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h3{color:var(--pf-text-strong);margin:2.25rem 0 .25rem;font-size:clamp(1.2rem,2.2vw,1.4rem);font-weight:700;line-height:1.35}.pf-prose h4{color:var(--pf-text-strong);margin:1.75rem 0 .25rem;font-size:1.1rem;font-weight:700}.pf-prose a{color:var(--pf-emerald-light);text-underline-offset:3px;-webkit-text-decoration:underline #34d39966;text-decoration:underline #34d39966}.pf-prose a:hover{-webkit-text-decoration-color:var(--pf-emerald-light);text-decoration-color:var(--pf-emerald-light)}.pf-prose strong{color:var(--pf-text-strong);font-weight:700}.pf-prose ul,.pf-prose ol{flex-direction:column;gap:.65rem;margin:0;padding-left:1.5rem;display:flex}.pf-prose li{line-height:1.7}.pf-prose li::marker{color:var(--pf-emerald-light)}.pf-prose img{border:1px solid var(--pf-line-soft);border-radius:1rem;width:100%;margin:.5rem 0}.pf-prose figure{margin:0}.pf-prose figcaption{color:var(--pf-text-muted);text-align:center;margin-top:.6rem;font-size:.85rem}.pf-prose blockquote{border-left:3px solid var(--pf-emerald);background:var(--pf-card);color:var(--pf-text-muted);border-radius:0 .75rem .75rem 0;margin:0;padding:1rem 1.5rem;font-style:italic}.pf-prose hr{border:none;border-top:1px solid var(--pf-line);margin:2.5rem 0}.pf-prose code{background:var(--pf-surface-elevated);border-radius:.35rem;padding:.15em .4em;font-size:.9em}.pf-prose pre{background:var(--pf-surface-elevated);border:1px solid var(--pf-line-soft);border-radius:.75rem;padding:1.1rem 1.25rem;overflow-x:auto}.pf-prose pre code{background:0 0;padding:0}.pf-prose table{border-collapse:collapse;width:100%;font-size:.95rem;display:block;overflow-x:auto}.pf-prose th,.pf-prose td{border:1px solid var(--pf-line);text-align:left;padding:.65rem .9rem}.pf-prose th{background:var(--pf-card);color:var(--pf-text-strong);font-weight:700}.pf-hero{text-align:center;max-width:46rem;margin:0 auto;padding:clamp(2rem,5vw,3.5rem) 0 clamp(1.5rem,4vw,2.5rem)}.pf-hero h1{letter-spacing:-.02em;color:var(--pf-text-strong);margin:0 0 1rem;font-size:clamp(2rem,5vw,3rem);font-weight:800;line-height:1.15}.pf-hero p{color:var(--pf-text-muted);margin:0;font-size:1.15rem}.pf-page-head{text-align:center;max-width:46rem;margin:0 auto clamp(2rem,5vw,3rem)}.pf-page-head h1{color:var(--pf-text-strong);margin:0 0 .75rem;font-size:clamp(1.75rem,4vw,2.4rem);font-weight:800;line-height:1.2}.pf-page-head p{color:var(--pf-text-muted);margin:0;font-size:1.075rem}.pf-strip{margin-bottom:clamp(2.5rem,6vw,4rem)}.pf-strip-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:1.5rem;display:flex}.pf-strip-head h2{color:var(--pf-text-strong);margin:0 0 .35rem;font-size:clamp(1.35rem,3vw,1.8rem);font-weight:800}.pf-strip-head p{color:var(--pf-text-muted);margin:0;font-size:.975rem}.pf-strip-more{color:var(--pf-emerald-light);white-space:nowrap;font-weight:700}.pf-strip-more:hover{color:var(--pf-emerald)}.pf-empty{color:var(--pf-text-muted);text-align:center;padding:2rem 0}.pf-pagination{text-align:center;margin-top:2.5rem}.pf-pagination a{border:1px solid var(--pf-line);background:var(--pf-card);color:var(--pf-text);border-radius:.8rem;align-items:center;gap:.5rem;padding:.7rem 1.4rem;font-size:.95rem;font-weight:700;display:inline-flex}.pf-pagination a:hover{background:var(--pf-card-hover);color:var(--pf-emerald-light)}.pf-footer{background:var(--pf-surface);border-top:1px solid var(--pf-line-soft);color:var(--pf-text-muted);margin-top:clamp(3rem,8vw,5rem);font-size:14px}.pf-footer-main{max-width:var(--pf-container);padding:clamp(2.5rem, 6vw, 4rem) var(--pf-pad) 2.5rem;grid-template-columns:1fr;gap:2.5rem;margin:0 auto;display:grid}@media (width>=640px){.pf-footer-main{grid-template-columns:1fr 1fr}}@media (width>=1024px){.pf-footer-main{grid-template-columns:1.4fr 1fr 1fr}}.pf-footer-brand{color:var(--pf-text-strong);letter-spacing:-.02em;font-size:1.35rem;font-weight:900}.pf-footer-desc{max-width:30rem;margin:1rem 0 1.5rem;line-height:1.7}.pf-footer-contact{border-top:1px solid var(--pf-line-soft);flex-direction:column;gap:.85rem;padding-top:1.5rem;display:flex}.pf-footer-contact a{color:var(--pf-text-strong);align-items:center;gap:.75rem;font-weight:800;display:inline-flex}.pf-footer-contact a:hover{color:var(--pf-emerald-light)}.pf-footer-ico{border:1px solid var(--pf-line);width:36px;height:36px;color:var(--pf-emerald-light);background:#ffffff0d;border-radius:.75rem;justify-content:center;align-items:center;display:inline-flex}.pf-footer-col h3{color:var(--pf-text-strong);margin:0 0 1.25rem;font-size:15px;font-weight:800}.pf-footer-col ul{flex-direction:column;gap:.15rem;margin:0;padding:0;list-style:none;display:flex}.pf-footer-col a{color:var(--pf-text-muted);align-items:center;gap:.5rem;padding:.4rem 0;transition:color .15s,transform .15s;display:inline-flex}.pf-footer-col a:hover{color:var(--pf-text-strong);transform:translate(3px)}.pf-footer-bottom{border-top:1px solid var(--pf-line);background:#000510}.pf-footer-bottom-inner{max-width:var(--pf-container);padding:1.15rem var(--pf-pad);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin:0 auto;font-size:12px;display:flex}.pf-footer-status{color:var(--pf-emerald-light);background:#10b9810f;border:1px solid #10b9811a;border-radius:999px;align-items:center;gap:.5rem;padding:.3rem .75rem;font-weight:600;display:inline-flex}.pf-form-field{border:1px solid var(--pf-line);width:100%;color:var(--pf-text);background:#ffffff0a;border-radius:.75rem;padding:.75rem 1rem;font-family:inherit;font-size:1rem}.pf-form-field::placeholder{color:var(--pf-text-faint)}.pf-form-field:focus{border-color:var(--pf-emerald);outline:none;box-shadow:0 0 0 3px #10b98126}.pf-body select.pf-form-field option{background:var(--pf-surface-elevated);color:var(--pf-text)}.pf-btn{background:linear-gradient(to right, var(--pf-emerald-dark), var(--pf-emerald));color:#fff;cursor:pointer;border:none;border-radius:.75rem;justify-content:center;align-items:center;gap:.5rem;padding:.8rem 1.5rem;font-family:inherit;font-size:.975rem;font-weight:700;transition:transform .15s;display:inline-flex;box-shadow:0 10px 24px #10b98138}.pf-btn:hover:not(:disabled){color:#fff;transform:translateY(-1px)}.pf-btn:disabled{opacity:.6;cursor:not-allowed}