@import "https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap";
.Footer-module__EZoWya__footer{background:var(--bg-void);border-top:1px solid var(--border-subtle);padding-block:var(--space-9) var(--space-7);position:relative;overflow:hidden}.Footer-module__EZoWya__inner{z-index:1;position:relative}.Footer-module__EZoWya__top{justify-content:space-between;align-items:flex-end;gap:var(--space-6);padding-bottom:var(--space-8);border-bottom:1px solid var(--border-subtle);flex-wrap:wrap;display:flex}.Footer-module__EZoWya__mark{font-family:var(--font-display);letter-spacing:-.02em;color:var(--text-primary);font-size:clamp(40px,7vw,82px);font-weight:300;line-height:.95}.Footer-module__EZoWya__links{gap:var(--space-3);flex-direction:column;align-items:flex-start;display:flex}.Footer-module__EZoWya__about{margin:var(--space-6) 0 0;max-width:52ch;color:var(--text-secondary);font-size:15px;line-height:1.7}.Footer-module__EZoWya__easter{margin-top:var(--space-8);text-align:center;font-family:var(--font-mono);letter-spacing:.08em;color:var(--text-tertiary);opacity:0;transition:opacity .7s var(--ease-out), transform .7s var(--ease-out);font-size:12px;transform:translateY(8px)}.Footer-module__EZoWya__easterIn{opacity:1;transform:none}.Footer-module__EZoWya__easterCount{margin-top:var(--space-2);color:var(--accent);font-variant-numeric:tabular-nums;display:block}@media (prefers-reduced-motion:reduce){.Footer-module__EZoWya__easter{opacity:1;transform:none}}.Footer-module__EZoWya__feedback{margin-top:var(--space-7);padding-top:var(--space-6);border-top:1px solid var(--border-subtle)}.Footer-module__EZoWya__fbTitle{font-family:var(--font-display);letter-spacing:-.01em;margin:0;font-size:20px;font-weight:700}.Footer-module__EZoWya__fbLede{margin:var(--space-2) 0 var(--space-5);color:var(--text-tertiary);font-size:14px;line-height:1.7}.Footer-module__EZoWya__fbForm{gap:var(--space-4);grid-template-columns:minmax(150px,.8fr) minmax(190px,1fr) minmax(240px,3fr) auto;align-items:end;display:grid}.Footer-module__EZoWya__fbField{flex-direction:column;gap:6px;min-width:0;display:flex}.Footer-module__EZoWya__fbWide{grid-column:auto}.Footer-module__EZoWya__fbLabel{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-tertiary);font-size:11px}.Footer-module__EZoWya__fbHint{color:var(--text-tertiary);font-size:11px;display:none}.Footer-module__EZoWya__fbInput,.Footer-module__EZoWya__fbTextarea{width:100%;font:inherit;color:var(--text-primary);background:var(--surface-1);border:1px solid var(--border-default);transition:border-color var(--dur-base) ease;border-radius:8px;padding:10px 12px;font-size:14px}.Footer-module__EZoWya__fbTextarea{resize:vertical;min-height:44px;line-height:1.6}.Footer-module__EZoWya__fbInput:focus,.Footer-module__EZoWya__fbTextarea:focus{border-color:var(--accent);outline:none}.Footer-module__EZoWya__fbActions{display:flex}.Footer-module__EZoWya__fbError{margin:var(--space-3) 0 0;color:var(--danger);font-size:13px}.Footer-module__EZoWya__fbDone{color:var(--text-secondary);margin:0;font-size:15px;line-height:1.7}.Footer-module__EZoWya__fbAgain{margin-top:var(--space-3);color:var(--accent);cursor:pointer;text-underline-offset:3px;background:0 0;border:0;padding:0;font-size:13px;text-decoration:underline}@media (max-width:1199px){.Footer-module__EZoWya__fbForm{grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto}.Footer-module__EZoWya__fbWide{grid-column:1/-1}.Footer-module__EZoWya__fbTextarea{min-height:80px}}@media (max-width:559px){.Footer-module__EZoWya__fbForm{grid-template-columns:1fr;align-items:stretch}.Footer-module__EZoWya__fbActions{grid-column:1/-1}.Footer-module__EZoWya__fbHint{display:block}}
.Nav-module__e1xquq__nav{z-index:100;justify-content:space-between;align-items:center;gap:var(--space-5);padding:22px var(--gutter);min-height:var(--nav-h);transition:background var(--dur-slow) ease, border-color var(--dur-slow) ease, padding var(--dur-slow) ease, backdrop-filter var(--dur-slow) ease;background:0 0;border-bottom:1px solid #0000;display:flex;position:fixed;inset:0 0 auto}.Nav-module__e1xquq__scrolled{padding:14px var(--gutter);background:rgba(var(--bg-base-rgb), .82);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--border-subtle)}.Nav-module__e1xquq__brand{align-items:baseline;gap:var(--space-3);flex-shrink:0;text-decoration:none;display:flex}.Nav-module__e1xquq__brandMark{font-family:var(--font-display);letter-spacing:.01em;color:var(--text-primary);font-size:23px;font-weight:500;line-height:1}.Nav-module__e1xquq__brandTag{font-family:var(--font-mono);letter-spacing:.14em;color:var(--text-tertiary);font-size:10px;line-height:1}.Nav-module__e1xquq__links{align-items:center;gap:var(--space-7);display:flex}.Nav-module__e1xquq__link{font-family:var(--font-body);color:var(--text-secondary);transition:color var(--dur-base) ease;padding:6px 0;font-size:14px;text-decoration:none;position:relative}.Nav-module__e1xquq__link:after{content:"";background:var(--accent);transform-origin:0;width:100%;height:1px;transition:transform .34s var(--ease-out);position:absolute;bottom:0;left:0;transform:scaleX(0)}.Nav-module__e1xquq__link:hover{color:var(--text-primary)}.Nav-module__e1xquq__link:hover:after,.Nav-module__e1xquq__link[aria-current=page]:after{transform:scaleX(1)}.Nav-module__e1xquq__link[aria-current=page]{color:var(--text-primary)}.Nav-module__e1xquq__lang{border:1px solid var(--border-subtle);border-radius:999px;align-items:center;display:flex;overflow:hidden}.Nav-module__e1xquq__langBtn{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;min-width:44px;min-height:34px;color:var(--text-tertiary);cursor:pointer;transition:color var(--dur-fast) ease, background var(--dur-fast) ease;background:0 0;border:none;padding:0 12px;font-size:11px}.Nav-module__e1xquq__langBtn:hover{color:var(--text-primary)}.Nav-module__e1xquq__langBtn[aria-pressed=true]{color:var(--text-inverse);background:var(--text-primary)}.Nav-module__e1xquq__burger{border:1px solid var(--border-subtle);cursor:pointer;width:48px;height:48px;transition:border-color var(--dur-fast) ease;background:0 0;border-radius:2px;justify-content:center;align-items:center;display:none}.Nav-module__e1xquq__burger:hover{border-color:var(--border-strong)}.Nav-module__e1xquq__burgerBar{background:var(--text-primary);width:18px;height:1px;transition:transform var(--dur-base) var(--ease-out), opacity var(--dur-fast) ease;display:block}.Nav-module__e1xquq__burgerBar+.Nav-module__e1xquq__burgerBar{margin-top:5px}.Nav-module__e1xquq__burgerOpen .Nav-module__e1xquq__burgerBar:first-child{transform:translateY(3px)rotate(45deg)}.Nav-module__e1xquq__burgerOpen .Nav-module__e1xquq__burgerBar:nth-child(2){opacity:0}.Nav-module__e1xquq__burgerOpen .Nav-module__e1xquq__burgerBar:nth-child(3){transform:translateY(-3px)rotate(-45deg)}.Nav-module__e1xquq__panel{z-index:99;justify-content:center;gap:var(--space-6);padding:var(--space-8) var(--gutter);background:var(--bg-void);opacity:0;pointer-events:none;transition:opacity var(--dur-base) ease;flex-direction:column;display:flex;position:fixed;inset:0}.Nav-module__e1xquq__panelOpen{opacity:1;pointer-events:auto}.Nav-module__e1xquq__panelLink{font-family:var(--font-display);color:var(--text-primary);padding:var(--space-2) 0;font-size:38px;text-decoration:none}.Nav-module__e1xquq__panelLink[aria-current=page]{color:var(--accent)}.Nav-module__e1xquq__panelFoot{margin-top:var(--space-6)}@media (max-width:767px){.Nav-module__e1xquq__links{display:none}.Nav-module__e1xquq__burger{display:flex}}
:root{--bg-void:#060409;--bg-void-rgb:6, 4, 9;--bg-base:#0a0710;--bg-base-rgb:10, 7, 16;--bg-raised:#14101f;--bg-raised-rgb:20, 16, 31;--bg-overlay:#1d1729;--bg-overlay-rgb:29, 23, 41;--surface-1:#ffffff0a;--surface-2:#ffffff14;--surface-3:#ffffff1f;--scrim:#060409b3;--scrim-strong:#060409ed;--border-subtle:#ffffff14;--border-default:#ffffff24;--border-strong:#ffffff3d;--text-primary:#fff5f7;--text-primary-rgb:255, 245, 247;--text-secondary:#b5a8b2;--text-secondary-rgb:181, 168, 178;--text-tertiary:#7a6e78;--text-tertiary-rgb:122, 110, 120;--text-inverse:#0a0710;--text-inverse-rgb:10, 7, 16;--accent:#ff3d8a;--accent-rgb:255, 61, 138;--accent-hover:#ff6ba5;--accent-hover-rgb:255, 107, 165;--accent-muted:#ff3d8a24;--accent-border:#ff3d8a6b;--accent-warm:#ff7a45;--accent-warm-rgb:255, 122, 69;--success:#5fcf98;--success-rgb:95, 207, 152;--danger:#ff5c5c;--danger-rgb:255, 92, 92;--focus-ring:#ff3d8a;--focus-ring-rgb:255, 61, 138;--font-display:"Be Vietnam Pro", -apple-system, "Segoe UI", sans-serif;--font-body:"Be Vietnam Pro", "Inter", -apple-system, "Segoe UI", sans-serif;--font-mono:"JetBrains Mono", "SF Mono", Menlo, monospace;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--space-8:64px;--space-9:96px;--space-10:128px;--space-11:176px;--container:1600px;--container-text:680px;--gutter:24px;--gutter-mobile:12px;--section-y:var(--space-9);--grid-gap:6px;--grid-gap-mobile:4px;--elev-0:none;--elev-1:0 1px 2px #0006;--elev-2:0 6px 20px #00000080;--elev-3:0 16px 44px #0000009e;--elev-4:0 30px 90px #000000bf;--elev-glow:0 0 40px rgba(var(--accent-rgb), .16);--ease-out:cubic-bezier(.22, .61, .36, 1);--ease-inout:cubic-bezier(.66, 0, .34, 1);--dur-fast:.18s;--dur-base:.28s;--dur-slow:.56s;--dur-image:.9s;--nav-h:68px}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scrollbar-gutter:stable}body{background:var(--bg-base);color:var(--text-primary);font-family:var(--font-body);letter-spacing:.01em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-size:16px;font-weight:400;line-height:1.75;overflow-x:hidden}body[data-scroll-locked=true]{overflow:hidden}img,picture,svg,video{max-width:100%;display:block}button{font:inherit;color:inherit}a{color:inherit}h1,h2,h3,h4{font-family:var(--font-display);text-wrap:balance;margin:0;font-weight:400}p{text-wrap:pretty;margin:0}::selection{background:var(--accent-muted);color:var(--text-primary)}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:3px}:focus:not(:focus-visible){outline:none}.container{width:100%;max-width:var(--container);padding-inline:var(--gutter);margin-inline:auto}.container--text{max-width:var(--container-text)}.section{padding-block:var(--section-y)}.section--tight{padding-block:var(--space-9)}.section--deferred{content-visibility:auto;contain-intrinsic-size:auto 800px}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{top:-100px;left:var(--space-4);z-index:300;background:var(--text-primary);color:var(--text-inverse);transition:top var(--dur-base) var(--ease-out);border-radius:2px;padding:12px 20px;font-size:14px;text-decoration:none;position:fixed}.skip-link:focus{top:var(--space-4)}.eyebrow{font-family:var(--font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--text-tertiary);margin:0;font-size:11px;font-weight:500}html[lang=vi] .eyebrow{text-transform:none;letter-spacing:.1em}.display{letter-spacing:-.03em;font-size:clamp(44px,10vw,132px);font-weight:800;line-height:1}.h1{letter-spacing:-.02em;font-size:clamp(32px,4.6vw,60px);line-height:1.12}.h2{letter-spacing:-.015em;font-size:clamp(25px,3.2vw,40px);line-height:1.2}.h3{font-family:var(--font-body);font-size:19px;font-weight:600;line-height:1.35}.lede{color:var(--text-secondary);max-width:var(--container-text);font-size:18px;font-weight:400;line-height:1.75}.body-sm{color:var(--text-secondary);font-size:14px}.stat-num{font-family:var(--font-mono);letter-spacing:.04em;font-variant-numeric:tabular-nums;font-size:15px;font-weight:400}.h2,.h1{font-weight:700}.btn-primary,.btn-ghost{justify-content:center;align-items:center;gap:var(--space-2);font-family:var(--font-body);letter-spacing:.02em;cursor:pointer;border-radius:999px;min-height:48px;font-size:14px;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent);color:var(--text-primary);border:1px solid var(--accent);transition:background var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) ease;padding:14px 32px;font-weight:600}.btn-primary:hover{background:var(--accent-hover);box-shadow:0 10px 34px rgba(var(--accent-rgb), .42);transform:translateY(-2px)}.btn-primary:active{transform:translateY(0)scale(.985)}.btn-primary:disabled,.btn-primary[aria-disabled=true]{background:var(--surface-2);color:var(--text-tertiary);border-color:var(--border-subtle);cursor:not-allowed;box-shadow:none;transform:none}.btn-ghost{color:var(--text-primary);border:1px solid var(--border-default);transition:border-color var(--dur-base) ease, background var(--dur-base) ease, color var(--dur-base) ease;background:0 0;padding:14px 30px;font-weight:500}.btn-ghost:hover{border-color:var(--accent);color:var(--accent-hover);background:var(--accent-muted)}.btn-ghost:active{background:var(--surface-2);transform:scale(.985)}.btn-ghost:disabled{color:var(--text-tertiary);border-color:var(--border-subtle);cursor:not-allowed}.chip{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;min-height:40px;color:var(--text-secondary);border:1px solid var(--border-subtle);cursor:pointer;white-space:nowrap;transition:color var(--dur-fast) ease, border-color var(--dur-fast) ease, background var(--dur-fast) ease, transform var(--dur-fast) ease;background:0 0;border-radius:999px;padding:9px 16px;font-size:11px}html[lang=vi] .chip{text-transform:none;letter-spacing:.06em;font-family:var(--font-body);font-size:13px}.chip:hover{color:var(--text-primary);border-color:var(--border-strong)}.chip[aria-pressed=true]{color:var(--text-primary);background:var(--accent);border-color:var(--accent)}.chip:active{transform:scale(.96)}.chip:disabled{color:var(--text-tertiary);border-color:var(--border-subtle);cursor:not-allowed;opacity:.5}.link{color:var(--text-primary);border-bottom:1px solid var(--border-default);transition:border-color var(--dur-base) ease, color var(--dur-base) ease;text-decoration:none}.link:hover{color:var(--accent-hover);border-bottom-color:var(--accent)}.link:active{color:var(--accent)}.link:focus-visible{border-radius:1px}.grainient{z-index:0;pointer-events:none;background:radial-gradient(1100px 620px at 22% -8%, rgba(var(--accent-rgb), .2), transparent 66%), radial-gradient(900px 520px at 84% 12%, rgba(var(--accent-warm-rgb), .12), transparent 62%);position:absolute;inset:0}.grainient:after{content:"";opacity:.045;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.82' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");position:absolute;inset:0}[data-reveal]{opacity:0;transition:opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);transform:translateY(26px)}[data-reveal][data-in]{opacity:1;transform:none}[data-reveal-stagger]>*{transition-delay:calc(var(--i,0) * 65ms)}.no-js [data-reveal]{opacity:1;transform:none}.spotlight{position:relative}.spotlight:before{content:"";z-index:2;pointer-events:none;opacity:0;background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%), rgba(var(--accent-rgb), .13), transparent 62%);transition:opacity var(--dur-base) ease;position:absolute;inset:0}.spotlight:hover:before{opacity:1}@media (max-width:1023px){:root{--gutter:28px;--section-y:var(--space-10)}}@media (max-width:767px){:root{--gutter:var(--gutter-mobile);--section-y:var(--space-8)}body{font-size:15px}.lede{font-size:16px}}@media (hover:none),(pointer:coarse){.spotlight:before{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}[data-reveal]{opacity:1!important;transform:none!important}.grainient:after{display:none}}[data-split-word]{vertical-align:bottom;padding-bottom:.08em;display:inline-block;overflow:hidden}[data-split-inner]{opacity:0;transition:transform .9s var(--ease-out), opacity .7s var(--ease-out);display:inline-block;transform:translateY(110%)}[data-split][data-state=in] [data-split-inner],.no-js [data-split-inner]{opacity:1;transform:none}[data-float]{opacity:0;transition:opacity .7s var(--ease-out), transform .7s var(--ease-out);transform:translateY(34px)}[data-float][data-in],.no-js [data-float]{opacity:1;transform:none}[data-lines]>span{opacity:0;transition:opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);display:block;transform:translateY(18px)}[data-lines][data-in]>span{opacity:1;transform:none}[data-lines][data-in]>span:nth-child(2){transition-delay:90ms}[data-lines][data-in]>span:nth-child(3){transition-delay:.18s}.no-js [data-lines]>span{opacity:1;transform:none}.glare{position:relative;overflow:hidden}.glare:after{content:"";z-index:3;pointer-events:none;background:linear-gradient(100deg, transparent, rgba(var(--text-primary-rgb), .13), transparent);width:60%;height:100%;position:absolute;top:0;left:-120%;transform:skew(-18deg)}.glare:hover:after{transition:left .9s var(--ease-out);left:130%}@media (hover:none),(pointer:coarse){.glare:after{display:none}}@media (prefers-reduced-motion:reduce){[data-float],[data-lines]>span,[data-split-inner]{opacity:1!important;transform:none!important}.glare:after{display:none}}