:root{--paper:#f4f3ff;--dots:#1f1a4e21;--card:#fff;--wash:#ebe8ff;--hair:#d6d2f2;--ink:#1f1a4e;--ink-soft:#5d5987;--ink-faint:#8f8bb3;--stroke:#1f1a4e;--shadow:#1f1a4e;--violet:#5b3df5;--violet-soft:#cfc8ff;--sun:#ffd23f;--sun-tint:#fff6cf;--on-sun:#1f1a4e;--clue:#ff4f6d;--clue-tint:#ffe3e8;--mint:#1fc98f;--mint-tint:#dcf8ec;--sea:#17b6d6;--sea-tint:#d9f5fb;--violet-tint:#ece8ff;--term:#1f1a4e;--term-ink:#f4f3ff;--mark:var(--sun);--display:"JB Marker", "PingFang SC", "Microsoft YaHei", sans-serif;--sans:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;--mono:ui-monospace, "Cascadia Mono", Consolas, "SF Mono", monospace;--line:2.5px solid var(--stroke);--pop:4px 4px 0 var(--shadow);--pop-sm:2px 2px 0 var(--shadow);--pop-lg:7px 7px 0 var(--shadow);--r-card:20px;--r-ctl:14px;--ease-pop:cubic-bezier(.2, 1.35, .4, 1);--gutter:clamp(16px, 4vw, 40px);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--paper:#14121f;--dots:#cfc8ff12;--card:#1e1b2e;--wash:#2a2640;--hair:#353050;--ink:#ece8ff;--ink-soft:#a39cba;--ink-faint:#7a7397;--stroke:#514a78;--shadow:#07060d;--violet:#9d87ff;--violet-soft:#3d3566;--sun-tint:#3a3220;--clue-tint:#3d1f2a;--mint-tint:#183a30;--sea-tint:#16323a;--violet-tint:#29234a;--term:#0d0b16;--term-ink:#ece8ff;--mark:#9d87ff6b;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*,:before,:after{box-sizing:border-box}html{background-color:var(--paper);background-image:radial-gradient(circle, var(--dots) 1.2px, transparent 1.4px);scroll-behavior:smooth;background-size:22px 22px;scroll-padding-top:84px}body{color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.65;overflow-x:hidden}h1,h2,h3{font-family:var(--display);margin:0;font-weight:400;line-height:1.25}p{margin:0}a{color:var(--violet)}button,select{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--violet);outline-offset:3px;border-radius:6px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.icon{flex:none}.card{background:var(--card);border:var(--line);border-radius:var(--r-card);box-shadow:var(--pop)}.btn{border:var(--line);border-radius:var(--r-ctl);min-height:52px;color:var(--ink);background:var(--card);box-shadow:var(--pop);cursor:pointer;transition:transform .16s var(--ease-pop), box-shadow .16s var(--ease-pop);white-space:nowrap;justify-content:center;align-items:center;gap:9px;padding:0 22px;font-size:1.02rem;font-weight:700;text-decoration:none;display:inline-flex}.btn:hover{box-shadow:6px 6px 0 var(--shadow);transform:translate(-2px,-2px)}.btn:active{box-shadow:0 0 0 var(--shadow);transform:translate(2px,2px)}.btn small{opacity:.75;font-size:.8rem;font-weight:500}.btn--primary{background:var(--sun);color:var(--on-sun);border-color:var(--shadow)}@media (prefers-color-scheme:dark){.btn--primary{border-color:#07060d}}.btn--ghost{background:var(--card)}.btn--block{width:100%}.is-busy{opacity:.75;cursor:progress}.kicker{border:2px solid var(--stroke);background:var(--sun);color:var(--on-sun);letter-spacing:.04em;box-shadow:var(--pop-sm);border-radius:999px;padding:2px 12px;font-size:.82rem;font-weight:700;display:inline-block;transform:rotate(-2deg)}.copy{border:2px solid var(--stroke);background:var(--card);color:var(--ink);cursor:pointer;box-shadow:var(--pop-sm);border-radius:10px;align-items:center;gap:6px;padding:5px 11px;font-size:.85rem;font-weight:700;display:inline-flex}.copy:active{box-shadow:none;transform:translate(1px,1px)}.copy--small{box-shadow:none;border-width:1.5px;padding:3px 6px}.nav{z-index:10;padding:12px var(--gutter) 0;position:sticky;top:0}.nav__inner{background:color-mix(in srgb, var(--card) 88%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:var(--line);max-width:1160px;box-shadow:var(--pop);border-radius:18px;align-items:center;gap:18px;margin:0 auto;padding:8px 10px 8px 14px;display:flex}.brand{color:var(--ink);font-family:var(--display);align-items:center;gap:10px;font-size:1.25rem;text-decoration:none;display:inline-flex}.brand__mark{border-radius:10px;width:36px;height:36px}.brand:hover .brand__mark{animation:mascot-wiggle .6s var(--ease-pop) both}.nav__links{gap:4px;margin-left:auto;display:flex}.nav__links a{color:var(--ink);border-radius:10px;padding:6px 12px;font-weight:600;text-decoration:none}.nav__links a:hover{background:var(--wash)}.nav__tools{align-items:center;gap:8px;display:flex}.lang{border:2px solid var(--stroke);background:var(--card);height:38px;color:var(--ink-soft);border-radius:11px;align-items:center;gap:6px;padding:0 4px 0 10px;display:inline-flex}.lang select{color:var(--ink);cursor:pointer;background:0 0;border:0;max-width:9.5em;padding:4px 2px;font-size:.9rem;font-weight:600}.lang select option{background:var(--card);color:var(--ink)}.icon-btn{border:2px solid var(--stroke);background:var(--card);width:38px;height:38px;color:var(--ink);border-radius:11px;place-items:center;display:inline-grid}.icon-btn:hover{background:var(--wash)}main{padding:0 var(--gutter)}.hero{grid-template-columns:1.1fr .9fr;align-items:center;gap:clamp(24px,5vw,64px);max-width:1160px;margin:0 auto;padding:clamp(40px,7vw,84px) 0 clamp(16px,3vw,32px);display:grid}.eyebrow{border:2px solid var(--stroke);background:var(--card);color:var(--ink-soft);border-radius:999px;align-items:center;gap:8px;padding:4px 14px;font-size:.88rem;font-weight:600;display:inline-flex}.dot{background:var(--mint);width:9px;height:9px;box-shadow:0 0 0 3px var(--mint-tint);border-radius:50%}.hero__title{letter-spacing:.01em;margin-top:22px;font-size:clamp(2.6rem,6.4vw,4.6rem);line-height:1.12}.hero__title mark{color:inherit;background:linear-gradient(transparent 58%, var(--mark) 58%, var(--mark) 92%, transparent 92%);padding:0 .08em}.hero__lead{max-width:34em;color:var(--ink-soft);margin-top:20px;font-size:clamp(1.02rem,1.6vw,1.15rem)}.hero__cta{flex-wrap:wrap;gap:14px;margin-top:30px;display:flex}.hero__meta{color:var(--ink-faint);flex-direction:column;gap:4px;margin-top:16px;font-size:.9rem;display:flex}.hero__note{color:var(--ink-soft)}.hero__art{aspect-ratio:1;justify-self:center;width:100%;max-width:480px;position:relative}.hero__disc{background:var(--sun);border:3px solid var(--stroke);box-shadow:var(--pop-lg);border-radius:50%;position:absolute;inset:8%}.hero__disc:after{content:"";border:2.5px dashed #1f1a4e47;border-radius:50%;position:absolute;inset:9%}.hero__cat{position:absolute;inset:4% 6% 10%}.sticker{border:2.5px solid var(--stroke);background:var(--card);white-space:nowrap;box-shadow:var(--pop-sm);border-radius:12px;align-items:center;gap:6px;padding:6px 12px;font-size:.9rem;font-weight:700;display:inline-flex;position:absolute}.sticker--a{background:var(--violet-tint);top:6%;left:-2%;transform:rotate(-6deg)}.sticker--b{background:var(--mint-tint);bottom:12%;left:-4%;transform:rotate(4deg)}.sticker--c{background:var(--clue-tint);top:20%;right:-3%;transform:rotate(7deg)}.mascot{aspect-ratio:1;animation:3.6s ease-in-out infinite mascot-bob;display:block}.mascot img,.mascot__lids{-webkit-user-select:none;user-select:none;width:100%;height:100%;position:absolute;inset:0}.mascot:not(.hero__cat){position:relative}.mascot__lid{transform-box:fill-box;transform-origin:50% 0;animation:7s infinite mascot-blink;transform:scaleY(0)}.mascot:hover{animation:mascot-wiggle .6s var(--ease-pop) both}@keyframes mascot-blink{0%,44%,48%,84%,87%,90.5%,to{transform:scaleY(0)}46%,85.5%,89%{transform:scaleY(1)}}@keyframes mascot-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes mascot-wiggle{0%{transform:rotate(0)}30%{transform:rotate(-5deg)}60%{transform:rotate(3deg)}to{transform:rotate(0)}}.section{max-width:1160px;margin:0 auto;padding:clamp(48px,8vw,96px) 0 0}.section__head{justify-items:start;gap:12px;max-width:40em;margin-bottom:32px;display:grid}.section__head h2{font-size:clamp(1.8rem,4vw,2.6rem)}.section__head p{color:var(--ink-soft);font-size:1.05rem}.features{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.feature{transition:transform .18s var(--ease-pop);align-content:start;gap:10px;padding:22px 22px 24px;display:grid}.feature:hover{transform:translate(-2px,-3px)rotate(-.4deg)}.feature h3{font-size:1.3rem}.feature p{color:var(--ink-soft);font-size:.97rem}.feature__icon{border:2.5px solid var(--stroke);width:46px;height:46px;box-shadow:var(--pop-sm);color:#1f1a4e;border-radius:13px;place-items:center;display:inline-grid}.feature--sun .feature__icon{background:var(--sun)}.feature--violet .feature__icon{background:#cfc8ff}.feature--mint .feature__icon{background:#9eedcf}.feature--sea .feature__icon{background:#a5e6f3}.feature--clue .feature__icon{background:#ffc0cc}.feature--ink .feature__icon{color:#ffd23f;background:#1f1a4e}.section--tight .section__head{margin-bottom:26px}.screens{grid-template-columns:1fr auto;align-items:end;gap:28px;display:grid}.frame{gap:12px;margin:0;display:grid}.frame figcaption{color:var(--ink-faint);font-size:.88rem;font-weight:600}.frame--desktop>:first-child,.frame--desktop .mock{border-left:var(--line);border-right:var(--line)}.frame__bar{background:var(--violet);border:var(--line);border-bottom:0;border-radius:16px 16px 0 0;gap:7px;padding:11px 14px;display:flex}.frame__bar i,.terminal__bar i{opacity:.85;background:#fff;border-radius:50%;width:11px;height:11px}.mock{--bar:var(--wash);background:var(--card);border:var(--line)}.mock span,.mock em,.mock b{background:var(--bar);border-radius:6px;display:block}.mock--desktop{height:340px;box-shadow:var(--pop-lg);border-radius:0 0 16px 16px;grid-template-columns:.55fr 1fr 1.35fr;display:grid;overflow:hidden}.mock__side{border-right:2px solid var(--hair);align-content:start;gap:12px;padding:16px 14px;display:grid}.mock__side span{height:12px}.mock__side span.is-on{background:var(--sun)}.mock__btn{border:2px solid var(--stroke);margin-bottom:6px;background:var(--sun)!important;height:34px!important}.mock__list{border-right:2px solid var(--hair);align-content:start;gap:8px;padding:10px;display:grid}.mock__row{border-radius:12px;grid-template-rows:auto auto;grid-template-columns:22px 1fr;gap:6px 10px;padding:9px 10px;display:grid}.mock__row em{border-radius:50%;grid-row:span 2;width:22px;height:22px}.mock__row span{height:9px}.mock__row span:last-child{opacity:.7;width:70%}.mock__row.is-unread span:first-of-type{background:var(--ink-faint);opacity:.55}.mock__row.is-on{background:var(--sun-tint);border:2px solid var(--stroke)}.mock__reader{align-content:start;gap:13px;padding:24px 22px;display:grid}.mock__reader span{height:10px}.mock__reader span:first-child{background:var(--violet-soft);height:18px}.w30{width:30%}.w45{width:45%}.w60{width:60%}.w80{width:80%}.frame--phone{width:210px}.mock--phone{height:390px;box-shadow:var(--pop-lg);border-width:3px;border-radius:30px;align-content:start;gap:4px;padding:0 8px;display:grid;position:relative;overflow:hidden}.mock__top{height:48px;margin:0 -8px 6px;background:var(--violet)!important;border-radius:0!important}.mock__fab{border:2px solid var(--stroke);width:64px;height:36px;position:absolute;bottom:16px;right:14px;background:var(--sun)!important;border-radius:12px!important}.selfhost{grid-template-columns:1fr 1fr;align-items:start;gap:24px;display:grid}.steps{gap:16px;margin:0;padding:0;list-style:none;display:grid}.step{grid-template-columns:auto 1fr;gap:16px;padding:18px 20px;display:grid}.step h3{align-items:center;gap:8px;font-size:1.18rem;display:flex}.step p{color:var(--ink-soft);margin-top:4px;font-size:.96rem}.step__num{border:2.5px solid var(--stroke);background:var(--sun);color:#1f1a4e;width:40px;height:40px;font-family:var(--display);box-shadow:var(--pop-sm);border-radius:50%;place-items:center;font-size:1.3rem;display:inline-grid}.terminal{background:var(--term);color:var(--term-ink);gap:14px;padding-bottom:20px;display:grid;position:relative;overflow:hidden}.terminal__bar{background:#ffffff14;gap:7px;padding:12px 16px;display:flex}.terminal pre{font-family:var(--mono);margin:0;padding:4px 20px 0;font-size:.92rem;line-height:1.8;overflow-x:auto}.terminal pre code:before{content:"$ ";color:var(--sun)}.terminal .copy{color:var(--term-ink);box-shadow:none;background:0 0;border-color:#ffffff59;position:absolute;top:6px;right:10px}.link-arrow{color:var(--sun);align-items:center;gap:6px;margin:0 20px;font-weight:700;text-decoration:none;display:inline-flex}.link-arrow:hover{text-decoration:underline}.notice{align-items:center;gap:20px;padding:22px 26px;display:flex}.notice h3{font-size:1.3rem}.notice p{color:var(--ink-soft);margin-top:4px}.notice__cat{flex:none;width:110px}.notice--error{background:var(--clue-tint)}.downloads{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.platform{align-content:start;gap:14px;padding:20px;display:grid}.platform h3{align-items:center;gap:9px;font-size:1.3rem;display:flex}.platform p,.platform__note{color:var(--ink-soft);font-size:.9rem}.platform--soft{background:var(--wash);box-shadow:none;border-style:dashed}.platform__hash{min-width:0;color:var(--ink-faint);align-items:center;gap:8px;font-size:.78rem;display:flex}.platform__hash>span{white-space:nowrap}.platform__hash code{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-family:var(--mono);color:var(--ink-soft);flex:1;overflow:hidden}.notes{margin-top:22px;padding:20px 24px}.notes h3{font-size:1.2rem}.notes p{white-space:pre-line;color:var(--ink-soft);margin-top:6px}.footer{padding:28px var(--gutter) 36px;border-top:var(--line);background:var(--card);margin-top:clamp(64px,10vw,120px)}.footer__inner{flex-wrap:wrap;align-items:center;gap:14px 26px;max-width:1160px;margin:0 auto;display:flex}.brand--small{font-size:1.05rem}.brand--small .brand__mark{width:28px;height:28px}.footer__links{gap:18px;display:flex}.footer__links a{color:var(--ink);font-weight:600}.footer__fine{color:var(--ink-faint);margin-left:auto;font-size:.88rem}@media (max-width:980px){.features,.downloads{grid-template-columns:repeat(2,1fr)}.selfhost{grid-template-columns:1fr}}@media (max-width:760px){.nav__links{display:none}.nav__tools{margin-left:auto}.hero{grid-template-columns:1fr;padding-top:28px}.hero__art{order:-1;max-width:330px}.hero__cta .btn{flex:100%}.screens{grid-template-columns:1fr;justify-items:center}.frame--desktop{display:none}.footer__fine{margin-left:0}}@media (max-width:560px){.features,.downloads{grid-template-columns:1fr}.brand__name{display:none}.sticker{padding:4px 9px;font-size:.8rem}.notice{flex-direction:column;align-items:flex-start}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mascot,.mascot__lid,.brand:hover .brand__mark{animation:none!important}.btn,.feature{transition:none}}