:root{color-scheme:light dark;--bg:#fff;--surface:#f7f9fc;--text:#16191f;--muted:#626b77;--line:#e4e9f0;--blue:#0875d1;--cyan:#0086ac;--header:rgba(255,255,255,.84);--button:#14181f;--button-text:#fff;--glow:rgba(24,145,244,.085);--shadow:0 18px 70px #223f6b12}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#050608;--surface:#0c1017;--text:#f1f3f7;--muted:#a1a8b3;--line:#222934;--blue:#48adff;--cyan:#04c4e1;--header:rgba(5,6,8,.82);--button:#f5f7fa;--button-text:#10151c;--glow:rgba(0,125,255,.12);--shadow:0 20px 70px #0005}}
:root[data-theme=dark]{--bg:#050608;--surface:#0c1017;--text:#f1f3f7;--muted:#a1a8b3;--line:#222934;--blue:#48adff;--cyan:#04c4e1;--header:rgba(5,6,8,.82);--button:#f5f7fa;--button-text:#10151c;--glow:rgba(0,125,255,.12);--shadow:0 20px 70px #0005}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC',Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}svg{width:22px;height:22px;flex-shrink:0;vertical-align:middle}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:3px solid var(--blue);outline-offset:5px}::selection{background:#0875d1;color:#fff}[hidden]{display:none!important}.skip{position:fixed;top:-90px;left:20px;background:var(--button);color:var(--button-text);padding:12px 20px;z-index:200}.skip:focus{top:15px}.reading-progress{position:fixed;top:0;height:2px;width:100%;transform:scaleX(0);transform-origin:left;background:linear-gradient(90deg,#3c9bfa,#00cce8);z-index:101}.header{position:sticky;top:0;z-index:100;background:var(--header);backdrop-filter:blur(20px);border-bottom:1px solid transparent;transition:border-color .25s}.header.scrolled{border-bottom-color:var(--line)}.nav-wrap{max-width:1200px;margin:auto;height:80px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:750;white-space:nowrap;letter-spacing:-.5px}.brand-mark{position:relative;font-size:22px;letter-spacing:-3px;color:var(--blue);padding-right:7px;line-height:1}.brand-mark span{position:absolute;width:5px;height:5px;right:0;top:0;border-radius:50%;background:var(--cyan)}.desktop-nav{display:flex;gap:28px}.desktop-nav a,.footer nav a{color:var(--muted);font-size:14px;transition:color .2s}.desktop-nav a{padding:12px 0}.desktop-nav a:hover,.footer nav a:hover{color:var(--blue)}.nav-actions{display:flex;align-items:center;gap:12px}.icon-button{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:none;border:1px solid transparent;border-radius:8px}.icon-button:hover{background:var(--surface);border-color:var(--line)}.language{position:relative}#lang-toggle{border:0;background:none;display:flex;align-items:center;gap:8px;padding:10px 8px;min-height:44px;font-size:14px;color:var(--muted)}#lang-toggle svg{width:18px}.chevron{font-size:16px}.lang-menu{position:absolute;top:52px;right:0;width:188px;padding:6px;background:var(--bg);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow)}.lang-menu a{display:flex;justify-content:space-between;padding:11px 12px;font-size:14px;border-radius:6px;min-height:44px}.lang-menu a:hover,.lang-menu a[aria-current]{background:var(--surface);color:var(--blue)}.nav-join{background:var(--button);color:var(--button-text);font-size:14px;padding:10px 20px;border-radius:25px;white-space:nowrap;transition:transform .2s}.nav-join:hover{transform:translateY(-2px)}.mobile-toggle,#mobile-nav{display:none}.hero{position:relative;min-height:720px;min-height:calc(100svh - 80px);max-height:1000px;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:64px 24px 118px;text-align:center}.hero-glow{position:absolute;inset:-10% 0;pointer-events:none;background:radial-gradient(ellipse at 50% 49%,var(--glow),transparent 59%)}.hero-content{position:relative;max-width:1000px;margin:auto}.eyebrow{font-size:12px;letter-spacing:3px;font-weight:600;color:var(--blue);line-height:1.8;margin:0 0 26px}.hero h1{font-size:clamp(48px,6.8vw,92px);line-height:1.18;letter-spacing:-4px;font-weight:780;margin:0}.hero h1>span{display:block}.gradient{background:linear-gradient(115deg,#479cff 8%,var(--cyan) 55%,#2784f6 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-desc{color:var(--muted);font-size:18px;line-height:1.9;margin:30px auto 34px;max-width:760px}.hero-buttons{display:flex;justify-content:center;gap:14px}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:54px;padding:14px 28px;border-radius:30px;font-size:15px;font-weight:550;transition:transform .25s,box-shadow .25s}.button:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.primary{background:var(--button);color:var(--button-text);border:1px solid var(--button)}.secondary{border:1px solid var(--line)}.secondary:hover{background:var(--surface)}.button svg{width:19px}.hero-chips{display:flex;justify-content:center;gap:25px;margin-top:25px;color:var(--muted);font-size:13px}.hero-chips span{display:flex;align-items:center;gap:4px}.hero-chips svg{width:14px;color:var(--blue)}.scroll-hint{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);font-size:10px;letter-spacing:2px;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:6px}.scroll-hint span{font-size:23px;animation:float 2.5s ease-in-out infinite}.hero-side{position:absolute;bottom:35px;left:40px;font-size:10px;letter-spacing:2px;color:var(--muted)}.section{max-width:1184px;margin:auto;padding:100px 32px}.section-heading{text-align:center;max-width:850px;margin:0 auto 52px}.section h2{font-size:clamp(30px,3.8vw,46px);line-height:1.35;letter-spacing:-1.6px;font-weight:730;margin:0 0 18px}.section-heading .eyebrow{margin-bottom:18px}.section-heading>p:last-child,.heading-row>div>p:last-child{color:var(--muted);margin:0;line-height:1.8}.explore{padding-top:112px}.categories{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.category{position:relative;border:1px solid var(--line);border-radius:12px;padding:28px;min-height:230px;overflow:hidden;transition:transform .28s,border-color .28s,background .28s}.category:hover{transform:translateY(-5px);border-color:var(--blue);background:var(--surface)}.cat-icon{display:flex;align-items:center;justify-content:center;width:46px;height:46px;color:var(--blue);background:var(--surface);border:1px solid var(--line);border-radius:10px}.cat-icon svg{width:24px;height:24px}.card-arrow{position:absolute;right:25px;top:31px;color:var(--muted);opacity:0;transform:translateX(-7px);transition:opacity .2s,transform .2s}.category:hover .card-arrow{opacity:1;transform:none}.category h3{margin:24px 0 8px;font-size:19px;font-weight:650}.category p{font-size:14px;line-height:1.8;color:var(--muted);margin:0;max-width:95%}.cat-index{position:absolute;top:26px;right:26px;color:var(--muted);font-size:12px;letter-spacing:1px;transition:opacity .2s}.category:hover .cat-index{opacity:0}.heading-row{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:40px}.heading-row .eyebrow{margin-bottom:16px}.heading-row h2{font-size:36px}.text-link{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:14px;white-space:nowrap;min-height:44px}.text-link svg{width:18px;transition:transform .2s}.text-link:hover svg{transform:translateX(4px)}.posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.post{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px;display:flex;flex-direction:column;transition:transform .25s,border-color .25s;min-height:320px}.post:hover{transform:translateY(-5px);border-color:var(--blue)}.post-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.tag{font-size:12px;color:var(--blue);padding:4px 9px;border:1px solid var(--line);border-radius:20px;background:var(--bg)}.post-number{font-size:12px;color:var(--muted)}.post h3{font-size:19px;line-height:1.7;margin:0 0 16px;font-weight:650}.post p{margin:0 0 28px;font-size:14px;color:var(--muted)}.post-cta{margin-top:auto;font-size:14px;display:flex;gap:12px;align-items:center}.post-cta svg{width:18px;color:var(--blue)}.preview-section{position:relative}.preview-frame{display:block;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);max-width:1040px;margin:auto;transition:transform .4s}.preview-frame:hover{transform:translateY(-4px)}.window-bar{height:44px;background:var(--surface);padding:0 16px;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px}.window-bar svg{width:15px}.window-dots{display:flex;gap:6px}.window-dots i{width:7px;height:7px;background:var(--line);border:1px solid var(--muted);border-radius:50%}.preview-frame img{display:block;width:100%;height:auto}.caption{text-align:center;font-size:12px;color:var(--muted);margin-top:20px}.values .section-heading{max-width:720px}.value-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}.value{border-top:1px solid var(--line);padding-top:24px}.value-no{font-size:14px;font-weight:600;color:var(--blue)}.value h3{font-size:21px;margin:20px 0 12px}.value p{font-size:15px;color:var(--muted);line-height:1.9;margin:0}.rules-link{display:flex;width:max-content;margin:32px auto 0}.cta{text-align:center;padding-top:86px;padding-bottom:120px}.cta-inner{position:relative;background:radial-gradient(ellipse at 50% 50%,var(--glow),transparent 70%);padding:48px 20px}.cta h2{font-size:clamp(36px,5vw,62px);line-height:1.35;margin-bottom:24px}.cta p:not(.eyebrow){color:var(--muted);margin:0 0 32px}.footer{padding-top:40px;padding-bottom:24px;border-top:1px solid var(--line)}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:32px;padding-bottom:36px}.footer-top p{margin:10px 0 0;color:var(--muted);font-size:14px}.footer nav{display:flex;gap:24px}.footer nav a{display:inline-flex;align-items:center;min-height:44px}.footer-bottom{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding-top:24px;color:var(--muted);font-size:11px;letter-spacing:.3px}.footer-bottom a{min-height:44px}.footer-bottom>span:nth-child(2){letter-spacing:1px;font-size:10px}#back-top{position:fixed;bottom:24px;right:24px;background:var(--bg);border:1px solid var(--line);box-shadow:var(--shadow);z-index:30;font-size:22px}.motion-ready .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}.motion-ready .reveal.visible{opacity:1;transform:none}.hero-enter{animation:enter .85s both}.hero-enter:nth-child(2){animation-delay:.08s}.hero-enter:nth-child(3){animation-delay:.16s}.hero-enter:nth-child(4){animation-delay:.24s}.hero-enter:nth-child(5){animation-delay:.32s}@keyframes enter{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes float{50%{transform:translateY(5px)}}
html[lang=en] .hero h1{letter-spacing:-4px;font-size:clamp(52px,7.5vw,100px)}html[lang=en] .hero-desc{font-size:17px}html[lang=en] .heading-row h2{font-size:32px}
@media(min-width:1600px){.hero{min-height:850px}}@media(max-width:1000px){.nav-wrap{padding:0 24px;gap:16px}.desktop-nav{gap:18px}.brand{font-size:17px}.nav-actions{gap:4px}.nav-join{padding:10px 15px}.category,.post{padding:24px}.value-grid{gap:28px}.hero h1{font-size:72px}.hero-side{left:24px}.heading-row{align-items:start;flex-direction:column;gap:10px}}
@media(max-width:800px){.desktop-nav{display:none}.mobile-toggle{display:inline-flex}#mobile-nav:not([hidden]){display:flex;flex-direction:column;border-bottom:1px solid var(--line);padding:10px 24px 18px;background:var(--bg)}#mobile-nav a{padding:12px 0;font-size:15px;min-height:44px}.categories{grid-template-columns:repeat(2,minmax(0,1fr))}.posts{grid-template-columns:1fr}.post{min-height:0}.post h3{max-width:100%}.post-top{margin-bottom:18px}.hero h1{font-size:64px}.section{padding-top:72px;padding-bottom:72px}.value-grid{gap:24px}.hero-side{display:none}.footer nav{gap:16px}.footer-bottom>span:nth-child(2){display:none}}
@media(max-width:520px){.nav-wrap{height:68px;padding:0 16px;gap:8px}.brand{font-size:16px;gap:8px}.brand-mark{font-size:21px}.nav-actions{gap:0}.nav-join{display:none}.icon-button{width:44px}#lang-toggle{gap:4px;padding-left:6px;padding-right:6px}#lang-toggle span:not(.chevron){font-size:12px}#lang-toggle svg{width:16px}.hero{min-height:calc(100svh - 68px);max-height:none;padding:64px 20px 112px}.hero h1{font-size:clamp(35px,9.7vw,50px);letter-spacing:-2px;line-height:1.35}.hero .eyebrow{font-size:10px;letter-spacing:1.6px;margin-bottom:28px}.hero-desc{font-size:15px;line-height:1.95;margin-top:24px;margin-bottom:28px}.desktop-break{display:none}.hero-buttons{gap:10px}.button{font-size:14px;padding:13px 22px;gap:12px;min-height:52px}.hero-chips{font-size:11px;gap:16px;margin-top:24px}.hero-chips svg{width:12px}.scroll-hint{bottom:23px;font-size:9px}.section{padding:64px 20px}.section h2{font-size:30px;letter-spacing:-1px}.section-heading{margin-bottom:32px}.section-heading>p:last-child{font-size:14px}.eyebrow{font-size:10px;letter-spacing:2px}.categories{gap:12px}.category{padding:20px 16px;min-height:218px}.cat-icon{width:40px;height:40px}.cat-icon svg{width:22px;height:22px}.category h3{font-size:17px;margin-top:20px}.category p{font-size:13px;line-height:1.8}.cat-index{font-size:10px;right:16px;top:20px}.card-arrow{right:14px;top:18px}.card-arrow svg{width:16px}.heading-row h2,html[lang=en] .heading-row h2{font-size:28px}.heading-row>div>p:last-child{font-size:14px}.post{padding:24px}.post h3{font-size:18px}.preview-section{padding-left:16px;padding-right:16px}.window-bar{height:36px}.caption{font-size:10px}.value-grid{grid-template-columns:1fr;gap:32px}.value{position:relative;padding-left:44px;padding-top:20px}.value-no{position:absolute;left:0;top:23px}.value h3{margin-top:0;font-size:20px}.value p{font-size:14px}.cta{padding:48px 16px 72px}.cta-inner{padding:30px 0}.cta h2{font-size:36px}.cta p:not(.eyebrow){font-size:14px}.footer{padding-top:32px;padding-bottom:16px}.footer-top{flex-direction:column;align-items:flex-start;gap:16px;padding-bottom:24px}.footer nav{flex-wrap:wrap;gap:8px 24px}.footer nav a{font-size:13px}.footer-bottom{font-size:11px;align-items:baseline}.footer-bottom a{font-size:11px}.lang-menu{right:0}html[lang=en] .hero h1{font-size:clamp(47px,12.1vw,62px);letter-spacing:-2px;line-height:1.14}html[lang=en] .hero .eyebrow{font-size:9px;letter-spacing:1px}html[lang=en] .hero-desc{font-size:15px}html[lang=en] .hero-chips{font-size:10px;gap:11px}html[lang=en] .category h3{font-size:16px}html[lang=en] .category{min-height:240px}html[lang=en] .category p{font-size:13px}html[lang=en] .brand{font-size:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.motion-ready .reveal{opacity:1;transform:none}}

/* Language caret uses CSS rather than a font-dependent Unicode glyph. */
.chevron{display:inline-block;width:6px;height:6px;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;transform:rotate(45deg);margin:0 3px 4px 4px}
.button{white-space:nowrap}
@media(max-width:520px){html[lang=en] .hero-buttons .button{padding-left:16px;padding-right:16px;gap:8px}}
@media(max-width:360px){.hero-buttons{flex-direction:column;max-width:230px;margin:auto}.brand{font-size:14px}.nav-wrap{padding-left:12px;padding-right:12px;gap:2px}#lang-toggle{padding-left:2px;padding-right:2px}.hero-chips{gap:10px}}

/* v2: supplied brand icon, centered hero signature, actual dual-theme screenshots. */
.brand-logo{display:block;width:36px;height:36px;object-fit:contain;flex-shrink:0}
.hero-side{left:50%;bottom:106px;transform:translateX(-50%);white-space:nowrap;opacity:.85}
.preview-frame .preview-dark{display:none}
:root[data-theme=dark] .preview-frame .preview-light{display:none}
:root[data-theme=dark] .preview-frame .preview-dark{display:block}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .preview-frame .preview-light{display:none}:root:not([data-theme=light]) .preview-frame .preview-dark{display:block}}
@media(max-width:520px){.brand-logo{width:30px;height:30px}}

/* Keep the scroll position stable when swapping the two preview images. */
.preview-section{overflow-anchor:none}

@media(min-width:801px){.hero{padding-bottom:164px}}