:root{--bg:#fff;--bg-soft:#f6f6f8;--surface:#fff;--text:#141416;--muted:#5f5f6b;--border:#e6e6ec;--brand:#e5322d;--brand-ink:#c42420;--brand-soft:#fdecec;--dark:#141416;--dark-text:#fff;--live:#1fa45a;--focus:#2b6cff;--code-bg:#141416;--code-text:#e9e9ee;--shadow:0 1px 2px #1414160a, 0 12px 40px #14141614;--radius:18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0e0e10;--bg-soft:#151518;--surface:#18181b;--text:#f1f1f3;--muted:#a3a3ae;--border:#2a2a30;--brand-ink:#ff6b66;--brand-soft:#2a1414;--dark:#f1f1f3;--dark-text:#111113;--focus:#7aa2ff;--code-bg:#08080a;--shadow:0 1px 2px #0006, 0 12px 40px #00000059;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#0e0e10;--bg-soft:#151518;--surface:#18181b;--text:#f1f1f3;--muted:#a3a3ae;--border:#2a2a30;--brand-ink:#ff6b66;--brand-soft:#2a1414;--dark:#f1f1f3;--dark-text:#111113;--focus:#7aa2ff;--code-bg:#08080a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}html,body{margin:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font:16px/1.6 Manrope,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow-x:hidden}a{color:inherit}img,svg{max-width:100%}h1,h2,h3{letter-spacing:-.02em;margin:0;line-height:1.15}p{margin:0 0 12px}code,pre,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:6px}.wrap{width:min(1160px,100% - 32px);margin-inline:auto}.muted{color:var(--muted)}[hidden]{display:none!important}.skip{background:var(--dark);color:var(--dark-text);z-index:100;border-radius:8px;padding:8px 14px;position:absolute;top:8px;left:-999px}.skip:focus{left:16px}.btn{height:46px;font:inherit;cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:0 22px;font-size:15px;font-weight:700;text-decoration:none;transition:transform .15s,background .15s,border-color .15s;display:inline-flex}.btn:hover{transform:translateY(-1px)}.btn-brand{background:var(--brand);color:#fff}.btn-brand:hover{background:#d42a25}.btn-dark{background:var(--dark);color:var(--dark-text)}.btn-ghost{border-color:var(--border);background:0 0}.btn-ghost:hover{border-color:var(--muted)}.btn-lg{border-radius:14px;height:54px;padding:0 28px;font-size:16px}.btn svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.site-header{z-index:50;background:color-mix(in srgb, var(--bg) 85%, transparent);-webkit-backdrop-filter:saturate(1.4)blur(12px);backdrop-filter:saturate(1.4)blur(12px);border-bottom:1px solid #0000;transition:border-color .2s;position:sticky;top:0}.site-header.scrolled{border-bottom-color:var(--border)}.header-row{align-items:center;gap:24px;height:68px;display:flex}.brand{letter-spacing:-.02em;align-items:center;gap:10px;font-size:19px;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark{flex:none;width:32px;height:32px}.site-nav{align-items:center;gap:4px;margin-left:auto;display:flex}.site-nav>a{color:var(--muted);border-radius:10px;padding:8px 12px;font-size:15px;font-weight:600;text-decoration:none}.site-nav>a:hover,.site-nav>a[aria-current=page]{color:var(--text);background:var(--bg-soft)}.nav-actions{gap:8px;margin-left:12px;display:inline-flex}.nav-actions .btn{border-radius:10px;height:40px;padding:0 16px;font-size:14px}.menu-btn{border:1px solid var(--border);background:var(--surface);width:44px;height:44px;color:var(--text);cursor:pointer;border-radius:12px;margin-left:auto;display:none}.menu-btn svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;width:22px;height:22px}@media (width<=900px){.menu-btn{place-items:center;display:inline-grid}.site-nav{background:var(--bg);border-bottom:1px solid var(--border);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:2px;padding:12px 16px 20px;display:none;position:absolute;top:68px;left:0;right:0}.site-nav.open{display:flex}.site-nav>a{padding:12px;font-size:16px}.nav-actions{margin:10px 0 0}.nav-actions .btn{flex:1;height:46px}}main{display:block}.section{padding:96px 0}.section.soft{background:var(--bg-soft)}.section-head{text-align:center;max-width:720px;margin:0 auto 48px}.section-head h2{font-size:clamp(30px,4vw,42px);font-weight:800}.section-head p{color:var(--muted);margin-top:14px;font-size:18px}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--brand-ink);margin-bottom:12px;font-size:13px;font-weight:800;display:inline-block}@media (width<=700px){.section{padding:64px 0}.section-head{margin-bottom:32px}}.hero{padding:56px 0 88px;position:relative;overflow:hidden}.hero:before{content:"";background:radial-gradient(closest-side, color-mix(in srgb, var(--brand) 16%, transparent), transparent);pointer-events:none;border-radius:50%;width:720px;height:720px;position:absolute;inset:-40% -10% auto auto}.hero-grid{grid-template-columns:1.02fr 1fr;align-items:center;gap:56px;display:grid;position:relative}.hero h1{letter-spacing:-.035em;font-size:clamp(38px,5.6vw,64px);font-weight:800}.hero h1 em{color:var(--brand);font-style:normal}.hero .lead{color:var(--muted);max-width:560px;margin:22px 0 30px;font-size:clamp(17px,1.6vw,20px)}.hero-cta{flex-wrap:wrap;gap:12px;display:flex}.hero-points{color:var(--muted);flex-wrap:wrap;gap:10px 22px;margin:28px 0 0;padding:0;font-size:14px;font-weight:600;list-style:none;display:flex}.hero-points li{align-items:center;gap:8px;display:inline-flex}.hero-points svg{fill:none;width:18px;height:18px;stroke:var(--live);stroke-width:2.4px;stroke-linecap:round;stroke-linejoin:round}.pill{background:var(--bg-soft);border:1px solid var(--border);border-radius:999px;align-items:center;gap:8px;margin-bottom:22px;padding:6px 14px 6px 8px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex}.pill b{background:var(--brand);color:#fff;border-radius:999px;padding:2px 9px;font-size:12px}@media (width<=960px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero{padding-top:32px}}.player{box-shadow:var(--shadow);aspect-ratio:16/10;border:1px solid var(--border);background:#0b0b0d;border-radius:22px;position:relative;overflow:hidden}.player svg.scene{width:100%;height:100%;display:block;position:absolute;inset:0}.player iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.player .badge{color:#fff;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0000008c;border-radius:999px;align-items:center;gap:7px;padding:5px 11px;font-size:13px;font-weight:700;display:inline-flex;position:absolute;top:14px;left:14px}.player .badge i{background:var(--brand);border-radius:50%;width:8px;height:8px;animation:1.6s infinite pulse;box-shadow:0 0 #e5322db3}.player .stamp{color:#fff;background:#00000073;border-radius:8px;padding:5px 10px;font:600 13px ui-monospace,Menlo,Consolas,monospace;position:absolute;top:14px;right:14px}.player .bar{color:#fff;background:linear-gradient(#0000,#0009);align-items:center;gap:12px;padding:14px 16px;font-size:13px;font-weight:600;display:flex;position:absolute;bottom:0;left:0;right:0}.player .bar svg{fill:none;stroke:currentColor;stroke-width:2px;width:18px;height:18px}.player .bar .grow{background:#ffffff40;border-radius:4px;flex:1;height:4px;overflow:hidden}.player .bar .grow:after{content:"";background:var(--brand);width:100%;height:100%;display:block}@keyframes pulse{70%{box-shadow:0 0 0 8px #e5322d00}to{box-shadow:0 0 #e5322d00}}.hero-visual{position:relative}.float-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:14px;align-items:center;gap:10px;padding:12px 14px;font-size:13px;font-weight:600;display:flex;position:absolute}.float-card svg{fill:none;width:20px;height:20px;stroke:var(--brand);stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;flex:none}.float-card small{color:var(--muted);font-weight:500;display:block}.float-card.one{top:56%;left:-28px}.float-card.two{top:64px;right:-18px}@media (width<=1100px){.float-card.one{top:auto;bottom:-22px;left:12px}.float-card.two{top:auto;bottom:-22px;right:12px}}@media (width<=560px){.float-card.two{display:none}}.demo-note{color:var(--muted);text-align:center;margin-top:30px;font-size:13px}.brands{border-block:1px solid var(--border);padding:28px 0}.brands .wrap{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px 34px;display:flex}.brands span{color:var(--muted);letter-spacing:-.01em;opacity:.85;font-size:17px;font-weight:800}.brands .label{opacity:1;font-size:14px;font-weight:600}.steps{counter-reset:step;grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;position:relative}.step:before{counter-increment:step;content:counter(step);background:var(--brand);color:#fff;border-radius:12px;place-items:center;width:40px;height:40px;margin-bottom:18px;font-weight:800;display:grid}.step h3{margin-bottom:8px;font-size:20px}.step p{color:var(--muted);margin:0}.step code{background:var(--bg-soft);border:1px solid var(--border);word-break:break-all;border-radius:6px;padding:1px 6px;font-size:13px}@media (width<=860px){.steps{grid-template-columns:1fr}}.split{grid-template-columns:1fr 1.1fr;align-items:center;gap:56px;display:grid}.split h2{margin-bottom:16px;font-size:clamp(28px,3.6vw,40px);font-weight:800}.split p{color:var(--muted);font-size:17px}.checks{gap:12px;margin:20px 0 0;padding:0;list-style:none;display:grid}.checks li{align-items:flex-start;gap:12px;display:flex}.checks svg{fill:none;width:22px;height:22px;stroke:var(--live);stroke-width:2.4px;stroke-linecap:round;stroke-linejoin:round;flex:none;margin-top:2px}@media (width<=900px){.split{grid-template-columns:1fr;gap:32px}}.code-card{background:var(--code-bg);color:var(--code-text);border-radius:var(--radius);box-shadow:var(--shadow);min-width:0;overflow:hidden}.code-head{color:#a8a8b3;border-bottom:1px solid #ffffff14;align-items:center;gap:8px;padding:12px 16px;font-size:13px;display:flex}.code-head i{background:#3a3a42;border-radius:50%;width:11px;height:11px}.code-head span{margin-left:8px}.code-head button{color:#fff;font:inherit;cursor:pointer;background:#ffffff14;border:0;border-radius:8px;margin-left:auto;padding:6px 12px;font-weight:700}.code-head button:hover{background:#ffffff29}.code-card pre{white-space:pre-wrap;word-break:break-all;margin:0;padding:18px 20px 22px;font-size:13.5px;line-height:1.7;overflow-x:auto}.tok-tag{color:#ff8a80}.tok-attr{color:#ffd479}.tok-str{color:#9be59b}.features{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.feature{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}.feature .ico{background:var(--brand-soft);border-radius:13px;place-items:center;width:46px;height:46px;margin-bottom:16px;display:grid}.feature .ico svg{fill:none;width:24px;height:24px;stroke:var(--brand-ink);stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round}.feature h3{margin-bottom:8px;font-size:18px}.feature p{color:var(--muted);margin:0;font-size:15px}@media (width<=960px){.features{grid-template-columns:repeat(2,1fr)}}@media (width<=620px){.features{grid-template-columns:1fr}}.modes{grid-template-columns:1fr 1fr;gap:20px;display:grid}.mode{border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);padding:30px}.mode.dark{background:var(--dark);color:var(--dark-text);border-color:#0000}.mode.dark p,.mode.dark li{color:color-mix(in srgb, var(--dark-text) 75%, transparent)}.mode .tag{letter-spacing:.06em;text-transform:uppercase;background:var(--brand-soft);color:var(--brand-ink);border-radius:999px;margin-bottom:14px;padding:4px 10px;font-size:12px;font-weight:800;display:inline-block}.mode.dark .tag{background:var(--brand);color:#fff}.mode h3{margin-bottom:10px;font-size:24px}.mode p{color:var(--muted)}.mode ul{color:var(--muted);gap:6px;margin:14px 0 0;padding-left:20px;display:grid}.flow{flex-wrap:wrap;align-items:center;gap:8px;margin:18px 0 6px;font-size:13px;font-weight:700;display:flex}.flow span{background:var(--bg-soft);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:6px 10px}.mode.dark .flow span{color:inherit;background:#7f7f7f2e;border-color:#0000}.flow b{color:var(--brand)}@media (width<=860px){.modes{grid-template-columns:1fr}}.uses{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.use{border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);align-items:flex-start;gap:16px;padding:22px;display:flex}.use .emoji{background:var(--bg-soft);border-radius:14px;flex:none;place-items:center;width:52px;height:52px;font-size:28px;line-height:1;display:grid}.use h3{margin-bottom:4px;font-size:17px}.use p{color:var(--muted);margin:0;font-size:15px}@media (width<=960px){.uses{grid-template-columns:repeat(2,1fr)}}@media (width<=620px){.uses{grid-template-columns:1fr}}.security{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.sec{border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);padding:22px}.sec svg{fill:none;width:26px;height:26px;stroke:var(--brand-ink);stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round;margin-bottom:12px}.sec h3{margin-bottom:6px;font-size:16px}.sec p{color:var(--muted);margin:0;font-size:14.5px}@media (width<=960px){.security{grid-template-columns:repeat(2,1fr)}}@media (width<=560px){.security{grid-template-columns:1fr}}.faq{gap:12px;max-width:820px;margin:0 auto;display:grid}.faq details{border:1px solid var(--border);background:var(--surface);border-radius:14px}.faq summary{cursor:pointer;padding:18px 56px 18px 22px;font-size:17px;font-weight:700;list-style:none;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--muted);font-size:24px;font-weight:500;transition:transform .2s;position:absolute;top:50%;right:22px;transform:translateY(-50%)}.faq details[open] summary:after{transform:translateY(-50%)rotate(45deg)}.faq .answer{color:var(--muted);padding:0 22px 20px}.faq .answer p:last-child{margin-bottom:0}.faq .answer a{color:var(--brand-ink)}.faq h2.group{margin:28px 0 4px;font-size:22px}.center{text-align:center}.more{text-align:center;margin-top:28px}.more a{color:var(--brand-ink);font-weight:700}.cta{padding:0 0 96px}.cta-box{text-align:center;color:#fff;background:radial-gradient(120% 140% at 10% 0,#ff5a4f 0%,#e5322d 45%,#a81d19 100%);border-radius:28px;padding:clamp(36px,6vw,64px)}.cta-box h2{font-size:clamp(28px,4vw,44px);font-weight:800}.cta-box p{opacity:.9;max-width:560px;margin:14px auto 28px;font-size:18px}.cta-box .btn-dark{color:#141416;background:#fff}.cta-box .btn-ghost{color:#fff;border-color:#ffffff80}.page-hero{background:var(--bg-soft);border-bottom:1px solid var(--border);padding:64px 0 40px}.page-hero h1{font-size:clamp(32px,4.6vw,48px);font-weight:800}.page-hero p{color:var(--muted);max-width:720px;margin:14px 0 0;font-size:18px}.crumbs{color:var(--muted);margin-bottom:14px;font-size:14px}.crumbs a{text-decoration:none}.crumbs a:hover{text-decoration:underline}.doc{grid-template-columns:240px 1fr;align-items:start;gap:56px;padding:56px 0 96px;display:grid}.toc{font-size:14px;position:sticky;top:92px}.toc h2{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:10px;font-size:12px}.toc a{color:var(--muted);border-radius:8px;padding:6px 10px;font-weight:600;text-decoration:none;display:block}.toc a:hover{background:var(--bg-soft);color:var(--text)}@media (width<=900px){.doc{grid-template-columns:1fr;gap:24px;padding-top:32px}.toc{flex-wrap:wrap;gap:4px;display:flex;position:static}.toc h2{width:100%}.toc a{border:1px solid var(--border)}}.prose{min-width:0;max-width:780px}.prose h2{margin:48px 0 14px;font-size:28px;font-weight:800}.prose h2:first-child{margin-top:0}.prose h3{margin:28px 0 8px;font-size:19px}.prose p,.prose li{color:color-mix(in srgb, var(--text) 82%, var(--bg))}.prose ul,.prose ol{margin:0 0 14px;padding-left:22px}.prose li{margin-bottom:6px}.prose a{color:var(--brand-ink)}.prose code{background:var(--bg-soft);border:1px solid var(--border);word-break:break-word;border-radius:6px;padding:1px 6px;font-size:.88em}.prose pre{background:var(--code-bg);color:var(--code-text);white-space:pre-wrap;word-break:break-all;border-radius:14px;padding:16px 18px;font-size:13.5px;line-height:1.65;overflow-x:auto}.prose pre code{color:inherit;font-size:inherit;background:0 0;border:0;padding:0}.note{border-left:4px solid var(--brand);background:var(--brand-soft);border-radius:0 12px 12px 0;margin:18px 0;padding:14px 18px}.note p:last-child{margin-bottom:0}.table-wrap{border:1px solid var(--border);border-radius:14px;margin:16px 0 20px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14.5px}th,td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:12px 14px}th{background:var(--bg-soft);white-space:nowrap;font-weight:700}tr:last-child td{border-bottom:0}td code{white-space:nowrap}td:first-child{min-width:150px;font-weight:600}td:first-child .muted{font-size:13px;font-weight:500}@media (width<=700px){td code{white-space:normal;word-break:break-all}}.legal .prose h2{margin-top:36px;font-size:22px}.updated{color:var(--muted);font-size:14px}.contact-grid{grid-template-columns:repeat(3,1fr);gap:20px;padding:56px 0 96px;display:grid}.contact-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);flex-direction:column;gap:10px;padding:28px;display:flex}.contact-card svg{fill:none;width:28px;height:28px;stroke:var(--brand-ink);stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round}.contact-card h2{font-size:20px}.contact-card p{color:var(--muted);flex:1;margin:0}.contact-card .btn{align-self:flex-start}.contact-card .value{word-break:break-all;font-weight:700}@media (width<=860px){.contact-grid{grid-template-columns:1fr}}.not-found{text-align:center;place-items:center;min-height:60vh;padding:64px 0;display:grid}.not-found .big{letter-spacing:-.05em;color:var(--brand);font-size:clamp(80px,16vw,160px);font-weight:800;line-height:1}.not-found p{color:var(--muted);margin:16px 0 28px;font-size:18px}.site-footer{border-top:1px solid var(--border);background:var(--bg-soft);padding:56px 0 28px;font-size:15px}.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;display:grid}.footer-grid h2{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;font-size:13px}.footer-grid a:not(.brand){color:var(--text);padding:4px 0;text-decoration:none;display:block}.footer-grid a:not(.brand):hover{color:var(--brand-ink)}.footer-brand p{color:var(--muted);max-width:320px;margin-top:12px}.footer-base{border-top:1px solid var(--border);color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:40px;padding-top:22px;font-size:13px;display:flex}@media (width<=760px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.player .badge i{transition:none;animation:none}}