/* mildbit site styles.
   .uNNN blocks are ported from Lucian UX/UI Prompt · MIT License (c) 2026 Seokwoooo
   https://lucianlabs.dev/uxui-prompt/ · motion values kept, demo card sizes scaled to page sections. */

/* mildbit light palette over the Lucian tokens. Dark values stay in tokens.css and win by specificity. */
:root{
  --ux-page:#F7F8FA;
  --ux-surface:#FFFFFF;
  --ux-surface-2:#EEF0F4;
  --ux-surface-3:#E4E7EC;
  --ux-ink:#2C2E33;
  --ux-ink-2:#5F6673;
  --ux-ink-3:#6B7280;
  --ux-accent:#6B4DF0;
  --ux-accent-soft:#F0ECFF;
  --ux-line:#E4E7EC;
  --ux-line-2:#CDD2DB;
  --ux-shadow:rgba(62,44,130,.12);
  --ux-shadow-strong:rgba(62,44,130,.32);
  --gutter:clamp(20px,5vw,40px);
}

html{scroll-behavior:smooth;scroll-padding-top:84px;background:var(--ux-page)}
body{margin:0;background:var(--ux-page);font-size:17px;line-height:1.65}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,p,ul,figure{margin:0}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:720px}
.section{padding:clamp(80px,11vw,136px) 0}
.tinted{background:var(--ux-surface);box-shadow:inset 0 1px 0 var(--ux-line),inset 0 -1px 0 var(--ux-line)}
.skip{position:fixed;left:16px;top:-60px;z-index:80;padding:10px 16px;border-radius:10px;background:var(--ux-ink);color:var(--ux-page);font-weight:700}
.skip:focus{top:12px}
.macbay-symbol{border-radius:22%}
:root[data-theme="dark"] .brand img{filter:brightness(0) invert(1)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .brand img{filter:brightness(0) invert(1)}}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:999px;background:var(--ux-surface);box-shadow:inset 0 0 0 1px var(--ux-line-2);color:var(--ux-ink);font-size:16px;font-weight:750;transition:transform .35s var(--ux-spring),background-color .25s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--ux-accent);color:var(--ux-accent-ink);box-shadow:0 14px 26px -14px var(--ux-accent)}

/* #212 · site header: hides going down, returns going up */
.u212{position:fixed;left:0;right:0;top:0;z-index:50}
.u212-hd{position:relative;display:flex;align-items:center;gap:8px;height:72px;padding:0 max(var(--gutter),calc((100% - 1120px)/2 + var(--gutter)));font-size:15px;font-weight:700;color:var(--ux-ink-2);transition:transform .38s cubic-bezier(.2,.8,.2,1),height .3s,background-color .3s,box-shadow .3s,backdrop-filter .3s}
.u212.is-solid .u212-hd{height:60px;background:color-mix(in srgb,var(--ux-surface) 78%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--ux-line),0 8px 20px -14px var(--ux-shadow-strong)}
.u212.is-hide .u212-hd{transform:translateY(-110%)}
.u212-pg{position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--ux-accent);opacity:0;transition:opacity .3s}
.u212.is-solid .u212-pg{opacity:1}
.brand{margin-right:auto;display:block;padding:9px 0}
.brand img{width:104px;height:26px}
.nav-links{display:flex;gap:4px;margin-right:6px}
.nav-links a{padding:8px 14px;border-radius:999px;transition:color .2s,background-color .2s}
.nav-links a:hover{color:var(--ux-ink);background:var(--ux-surface-2)}
@media (prefers-reduced-motion: reduce){.u212-hd{transition:none}}

/* #219 · theme toggle (circle reveal runs through the View Transitions API, see site.js) */
.u219-tg{position:relative;width:44px;height:44px;border:0;border-radius:12px;background:var(--ux-surface);box-shadow:inset 0 0 0 1px var(--ux-line);color:var(--ux-ink);display:grid;place-items:center}
.u219-tg svg{grid-area:1/1;width:18px;height:18px;transition:transform .6s cubic-bezier(.3,1.4,.5,1),opacity .3s}
.u219-tg .moon{opacity:0;transform:rotate(90deg)}
:root[data-theme="dark"] .u219-tg .sun{opacity:0;transform:rotate(-90deg)}
:root[data-theme="dark"] .u219-tg .moon{opacity:1;transform:none}
::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}
::view-transition-new(root){z-index:2}

/* #286 · mobile menu */
.u286-bg{display:none;width:44px;height:44px;border:0;border-radius:12px;background:var(--ux-surface-2);place-items:center}
.u286-bg span{position:relative;width:16px;height:12px}
.u286-bg i{position:absolute;left:0;width:16px;height:2px;border-radius:1px;background:var(--ux-ink);transition:transform .35s cubic-bezier(.3,1.4,.5,1),opacity .2s,top .35s}
.u286-bg i:nth-child(1){top:0}.u286-bg i:nth-child(2){top:5px}.u286-bg i:nth-child(3){top:10px}
.u212.is-open .u286-bg i:nth-child(1){top:5px;transform:rotate(45deg)}
.u212.is-open .u286-bg i:nth-child(2){opacity:0;transform:scaleX(.2)}
.u212.is-open .u286-bg i:nth-child(3){top:5px;transform:rotate(-45deg)}
.u286-pg{transition:filter .3s,opacity .3s}
body.menu-open .u286-pg{filter:blur(2px);opacity:.4}
.u286-mn{position:absolute;left:0;right:0;top:100%;display:none;background:var(--ux-surface);box-shadow:0 1px 0 var(--ux-line),0 24px 40px -24px var(--ux-shadow-strong);clip-path:inset(0 0 100% 0);visibility:hidden;transition:clip-path .45s cubic-bezier(.7,0,.2,1),visibility 0s .45s}
.u212.is-open .u286-mn{clip-path:inset(0 -60px -60px -60px);visibility:visible;transition:clip-path .45s cubic-bezier(.7,0,.2,1),visibility 0s}
.u286-ls{margin:0;padding:8px 10px 16px;list-style:none}
.u286-it{display:flex;align-items:center;width:100%;height:54px;padding:0 var(--gutter);border-radius:12px;color:var(--ux-ink);font-size:18px;font-weight:800;letter-spacing:-.02em;opacity:0;transform:translateY(8px);transition:opacity .3s,transform .35s cubic-bezier(.3,1.3,.5,1),background .2s}
.u286-it:hover{background:var(--ux-surface-2)}
.u212.is-open .u286-it{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.u286-mn,.u286-it,.u286-pg{transition:none}}
@media (max-width:640px){
  .nav-links{display:none}
  .u286-bg{display:grid}
  .u286-mn{display:block}
}

/* #216 · staggered first-screen hero */
.u216{position:relative;overflow:hidden;padding:clamp(128px,17vh,184px) var(--gutter) 0;text-align:center;background:radial-gradient(90% 70% at 50% 0%,var(--ux-accent-soft),transparent 68%);perspective:1400px}
.u216-bd span{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;background:var(--ux-surface);box-shadow:inset 0 0 0 1px var(--ux-line);font-size:14px;font-weight:750;color:var(--ux-ink-2)}
.u216-bd span i{width:7px;height:7px;border-radius:50%;background:var(--ux-accent)}
.u216-h{margin:24px 0 0;font-size:clamp(38px,7vw,78px);line-height:1.18;font-weight:900;letter-spacing:-.04em;color:var(--ux-ink)}
.u216-ln{display:block}
.u216-w{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .04em .06em}
.u216-w>span{display:inline-block}
.u216-p{max-width:600px;margin:26px auto 0;font-size:clamp(17px,2vw,20px);line-height:1.6;font-weight:550;color:var(--ux-ink-2)}
.u216-ct{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:34px}
.u216-sc{max-width:860px;margin:clamp(52px,8vh,76px) auto 0;padding:22px 22px 30px;border-radius:26px 26px 0 0;background:var(--ux-surface);box-shadow:0 0 0 1px var(--ux-line),0 -10px 60px -24px var(--ux-shadow-strong);text-align:left;transform-origin:50% 100%}
.u216-cap{padding:0 6px 14px;font-size:13px;font-weight:800;letter-spacing:.04em;color:var(--ux-ink-2)}
.u216-tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.u216-tile{display:flex;align-items:center;gap:16px;padding:18px;border-radius:18px;background:var(--ux-surface-2);transition:transform .35s var(--ux-spring)}
.u216-tile:hover{transform:translateY(-3px)}
.u216-tile img{flex:none;width:56px;height:56px;border-radius:22%}
.u216-tile b{display:block;font-size:18px;font-weight:850;color:var(--ux-ink)}
.u216-tile small{display:block;font-size:14px;line-height:1.4;font-weight:600;color:var(--ux-ink-2)}
.js .u216 [data-s]{opacity:0;transform:translateY(14px);transition:opacity .55s var(--ux-ease),transform .7s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--d) * 1ms)}
.js .u216 .u216-w>span{transform:translateY(105%);transition:transform .75s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--d) * 1ms)}
.js .u216 .u216-sc[data-s]{transform:translateY(46px) rotateX(24deg) scale(.94);filter:blur(6px);transition:opacity .6s,transform 1.1s cubic-bezier(.2,.8,.2,1),filter .9s;transition-delay:calc(var(--d) * 1ms)}
.js .u216.is-in [data-s]{opacity:1;transform:none;filter:none}
.js .u216.is-in .u216-w>span{transform:none}
@media (prefers-reduced-motion: reduce){.js .u216 [data-s],.js .u216 .u216-w>span{transition:none}}
@media (max-width:640px){
  .u216-tiles{grid-template-columns:1fr}
  .u216-sc{padding:16px 14px 22px}
}

/* #260 · sentence filled by scrolling */
.u260-run{height:220vh}
.u260-pin{position:sticky;top:0;height:100vh;height:100svh;display:flex;align-items:center}
.u260-k{font-size:15px;font-weight:750;color:var(--ux-ink-2)}
.u260-p{max-width:980px;margin-top:16px;font-size:clamp(28px,4.6vw,54px);line-height:1.34;font-weight:820;letter-spacing:-.04em}
.u260-w{color:color-mix(in oklab,var(--ux-ink) calc(var(--f,0) * 100%),var(--ux-line-2));transition:color .15s}
.u260-w.em{color:color-mix(in oklab,var(--ux-accent) calc(var(--f,0) * 100%),var(--ux-line-2))}
.u260-w.em.on{text-shadow:0 0 18px color-mix(in srgb,var(--ux-accent) 45%,transparent)}
.u260-pg{position:absolute;right:var(--gutter);top:50%;width:3px;height:120px;margin-top:-60px;border-radius:3px;background:var(--ux-line)}
.u260-pg i{display:block;width:100%;height:100%;border-radius:3px;background:var(--ux-ink);transform-origin:50% 0;transform:scaleY(0)}
html:not(.js) .u260-run{height:auto}
html:not(.js) .u260-pin{position:static;height:auto;padding:96px 0}
html:not(.js) .u260-pg{display:none}
@media (prefers-reduced-motion: reduce){
  .u260-run{height:auto}
  .u260-pin{position:static;height:auto;padding:96px 0}
  .u260-pg{display:none}
  .u260-w{--f:1}
}

/* #251 · cards rising on scroll */
.u251-hd small{font-size:14px;font-weight:850;letter-spacing:.08em;color:var(--ux-accent)}
.u251-hd h2{position:relative;display:inline-block;margin:10px 0 0;font-size:clamp(30px,4.4vw,46px);line-height:1.22;font-weight:900;letter-spacing:-.04em}
.u251-hd h2::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:7px;border-radius:4px;background:color-mix(in srgb,var(--ux-accent) 35%,transparent);transform:scaleX(0);transform-origin:0 50%;transition:transform .8s cubic-bezier(.2,.8,.2,1) .2s}
.u251-hd.is-in h2::after,html:not(.js) .u251-hd h2::after{transform:none}
.u251-hd p{max-width:620px;margin-top:20px;font-size:18px;font-weight:550;color:var(--ux-ink-2)}
.u251-gd{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:52px}
.u251-cd{padding:28px;border-radius:24px;background:var(--ux-surface);box-shadow:inset 0 0 0 1px var(--ux-line)}
.js .u251-cd{opacity:0;transform:translateY(26px) scale(.97);transition:opacity .5s,transform .7s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d)}
.js .u251-cd.is-in{opacity:1;transform:none}
.u251-ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;color:#fff}
.js .u251-ic{transform:scale(.4);transition:transform .55s cubic-bezier(.3,1.7,.5,1);transition-delay:calc(var(--d) + .18s)}
.js .u251-cd.is-in .u251-ic{transform:none}
.u251-ic svg{width:22px;height:22px}
.u251-cd h3{margin-top:20px;font-size:21px;font-weight:850;letter-spacing:-.025em}
.u251-cd p{margin-top:8px;font-size:16px;line-height:1.6;font-weight:550;color:var(--ux-ink-2)}
@media (prefers-reduced-motion: reduce){.js .u251-cd,.js .u251-ic,.u251-hd h2::after{transition:none;opacity:1;transform:none}}
@media (max-width:860px){.u251-gd{grid-template-columns:1fr}}

.story{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:clamp(24px,5vw,56px);margin-top:16px;padding:clamp(16px,2.500vw,24px)}
.story img{width:100%;border-radius:16px;background:#fff}
.story figcaption{padding:12px}
.story h3{margin-top:0;font-size:clamp(23px,3vw,30px);line-height:1.3}
@media (max-width:760px){.story{grid-template-columns:1fr}}

.products{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:52px}
.product{display:flex;flex-direction:column;padding:clamp(24px,3.500vw,36px);background:var(--ux-page)}
.product header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.product header img{width:72px;height:72px;border-radius:22%}
.status{padding:6px 12px;border-radius:999px;background:var(--ux-accent-soft);color:var(--ux-accent);font-size:13px;line-height:1.4;font-weight:800;text-align:center}
.status.open{background:color-mix(in srgb,var(--ux-mint) 14%,transparent);color:var(--ux-mint)}
.u251-cd.product h3{font-size:30px;letter-spacing:-.035em}
.u251-cd.product .lead{margin-top:4px;font-size:18px;color:var(--ux-ink)}
.product ul{flex:1;margin:22px 0 26px;padding:0;list-style:none;font-size:16px;font-weight:550;color:var(--ux-ink-2)}
.product li{position:relative;padding:5px 0 5px 20px}
.product li::before{content:"";position:absolute;left:2px;top:.95em;width:7px;height:7px;border-radius:50%;background:var(--ux-accent)}
.u251-cd.product .foot{margin:0;font-size:15px;font-weight:750;color:var(--ux-ink-2)}
.foot.link{align-self:flex-start;min-height:44px;display:inline-flex;align-items:center;font-size:16px;font-weight:800;color:var(--ux-accent)}
.foot.link span{margin-left:6px;transition:transform .35s var(--ux-spring)}
.foot.link:hover span{transform:translateX(4px)}
@media (max-width:760px){.products{grid-template-columns:1fr}}

.contact{text-align:center}
.contact h2{font-size:clamp(28px,4.400vw,44px);line-height:1.25;font-weight:900;letter-spacing:-.04em}
.contact .narrow>p{margin-top:18px;font-size:18px;font-weight:550;color:var(--ux-ink-2)}

/* #008 · copy button */
.u008{position:relative;display:flex;justify-content:center;margin-top:38px}
.u008-box{position:relative;display:flex;align-items:center;width:100%;max-width:420px;height:68px;padding:0 10px 0 22px;border-radius:18px;background:var(--ux-surface);box-shadow:0 0 0 1px var(--ux-line-2),0 18px 32px -24px var(--ux-shadow-strong);overflow:visible;transition:box-shadow .45s var(--ux-ease)}
.u008-code{position:relative;display:block;padding:10px 0;flex:1;min-width:0;overflow:hidden;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:clamp(15px,4.300vw,18px);white-space:nowrap;color:var(--ux-ink);text-align:left}
.u008-cmd{display:inline-block}
.u008-code::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 20%,color-mix(in srgb,var(--ux-mint) 30%,transparent) 50%,transparent 80%);transform:translateX(-110%);pointer-events:none}
.u008.is-copied .u008-code::after{animation:u008-sweep .7s var(--ux-ease)}
@keyframes u008-sweep{to{transform:translateX(110%)}}
.u008-btn{position:relative;flex:none;width:48px;height:48px;border:0;padding:0;border-radius:13px;background:var(--ux-surface-2);color:var(--ux-ink-2);display:grid;place-items:center;transition:background-color .35s var(--ux-ease),color .35s var(--ux-ease),transform .45s var(--ux-spring)}
.u008-btn:hover{background:var(--ux-surface-3);color:var(--ux-ink)}
.u008-btn:active{transform:scale(.88)}
.u008-btn svg{position:absolute;width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;transition:opacity .25s var(--ux-ease),transform .5s var(--ux-spring)}
.u008-ok{opacity:0;transform:scale(.4) rotate(-30deg)}
.u008-ok path{stroke-width:2.6;stroke-dasharray:22;stroke-dashoffset:22;transition:stroke-dashoffset .4s var(--ux-ease) .1s}
.u008.is-copied .u008-btn{background:var(--ux-mint);color:var(--ux-accent-ink)}
.u008.is-copied .u008-cp{opacity:0;transform:scale(.4) rotate(30deg)}
.u008.is-copied .u008-ok{opacity:1;transform:none}
.u008.is-copied .u008-ok path{stroke-dashoffset:0}
.u008.is-copied .u008-box{box-shadow:0 0 0 1.5px var(--ux-mint),0 0 0 6px color-mix(in srgb,var(--ux-mint) 16%,transparent),0 18px 32px -24px var(--ux-shadow-strong)}
.u008-tip{position:absolute;right:-6px;top:-44px;padding:7px 12px;border-radius:10px;background:var(--ux-ink);color:var(--ux-page);font-size:13px;font-weight:650;white-space:nowrap;pointer-events:none;opacity:0;transform:translateY(8px) scale(.8);transform-origin:80% 100%;transition:opacity .25s var(--ux-ease),transform .5s var(--ux-spring)}
.u008-tip::after{content:"";position:absolute;right:24px;bottom:-5px;width:10px;height:10px;background:inherit;border-radius:2px;transform:rotate(45deg)}
.u008.is-copied .u008-tip,.u008.is-failed .u008-tip{opacity:1;transform:none}
@media (max-width:480px){.u008-tip{right:0}}

.site-footer{padding:30px 0;border-top:1px solid var(--ux-line);font-size:15px;color:var(--ux-ink-2)}
.site-footer .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 28px}
.site-footer p{display:flex;flex-wrap:wrap;gap:4px 14px}
.site-footer b{color:var(--ux-ink);font-weight:800}
.site-footer nav{display:flex;gap:6px;margin-left:-10px}
.site-footer a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px}
.site-footer a:hover{color:var(--ux-ink)}

.not-found{min-height:100svh;display:grid;place-content:center;justify-items:center;gap:14px;padding:32px 20px;text-align:center}
.not-found h1{font-size:clamp(30px,6vw,46px);line-height:1.25;font-weight:900;letter-spacing:-.04em}
.not-found p{color:var(--ux-ink-2)}
.not-found .btn{margin-top:14px}

.foot-links{display:flex;flex-wrap:wrap;gap:0 20px}