:root {
  --cream:#fff5d8; --paper:#fffaf0; --ink:#101820; --yellow:#ffd51f;
  --red:#ee382f; --blue:#1269d7; --teal:#10aaa6; --pink:#ee3992;
  --line:3px solid var(--ink); --shadow:7px 8px 0 var(--ink);
}
*{box-sizing:border-box} html,body{margin:0;min-height:100%;background:var(--cream)}
body{color:var(--ink);font-family:"Arial Rounded MT Bold","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
.hidden{display:none!important}.paper-noise{position:fixed;inset:0;pointer-events:none;opacity:.2;background-image:radial-gradient(#8f713d 0.55px,transparent .7px);background-size:5px 5px;mix-blend-mode:multiply}
.site-brand{position:fixed;z-index:20;top:18px;left:20px;display:flex;align-items:center;gap:10px}.site-brand img{width:118px}.site-brand span{font:800 10px/1 Arial;letter-spacing:.08em;background:var(--yellow);border:2px solid var(--ink);padding:7px 8px;transform:rotate(-2deg)}
.party-bunting{position:fixed;z-index:1;left:-2%;right:-2%;top:0;height:95px;border-top:4px solid var(--ink);transform:rotate(-1deg);display:flex;justify-content:space-around;pointer-events:none}.party-bunting i{width:0;height:0;border-left:26px solid transparent;border-right:26px solid transparent;border-top:76px solid var(--red);filter:drop-shadow(2px 2px 0 var(--ink))}.party-bunting i:nth-child(2n){border-top-color:var(--blue)}.party-bunting i:nth-child(3n){border-top-color:var(--yellow)}.party-bunting i:nth-child(4n){border-top-color:var(--teal)}
.confetti{position:fixed;inset:0;pointer-events:none;z-index:0}.confetti b{position:absolute;width:12px;height:6px;background:var(--red);border:1px solid var(--ink);transform:rotate(20deg)}.confetti b:nth-child(1){left:8%;top:22%;background:var(--blue)}.confetti b:nth-child(2){left:92%;top:24%;background:var(--pink)}.confetti b:nth-child(3){left:15%;top:68%;background:var(--yellow);transform:rotate(70deg)}.confetti b:nth-child(4){left:87%;top:76%;background:var(--teal)}.confetti b:nth-child(5){left:4%;top:88%;background:var(--pink)}.confetti b:nth-child(6){left:75%;top:13%;background:var(--yellow)}.confetti b:nth-child(7){left:25%;top:14%;background:var(--red)}.confetti b:nth-child(8){left:96%;top:55%;background:var(--blue)}.confetti b:nth-child(9){left:6%;top:48%;background:var(--teal)}
.stage{position:relative;z-index:5;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:105px 18px 48px}.step{width:100%;max-width:470px;text-align:center;animation:pop .35s cubic-bezier(.2,1.4,.4,1)}
.headline-wrap{margin-bottom:22px}.eyebrow,.event-tag{display:inline-block;background:var(--red);color:#fff;border:var(--line);box-shadow:3px 3px 0 var(--ink);padding:7px 12px;font-size:11px;font-weight:900;letter-spacing:.06em;transform:rotate(-1deg)}
.hero-title{margin:14px auto 0;font-size:clamp(34px,9vw,56px);line-height:1.03;letter-spacing:-.05em;font-weight:1000;filter:drop-shadow(3px 4px 0 #fff)}.hero-title span{display:block;font-style:italic;font-size:.82em}.hero-sub{display:inline-block;margin:12px 0 0;background:var(--yellow);border:var(--line);padding:7px 24px;font-size:21px;font-weight:1000;transform:rotate(1deg);box-shadow:4px 5px 0 var(--ink)}
.comic-panel{position:relative;background:var(--paper);border:var(--line);border-radius:22px;padding:28px 22px 22px;box-shadow:var(--shadow)}.panel-title{font-size:24px;margin:0 0 8px}.hint{font-size:14px;line-height:1.65;margin:0 0 20px}.sticker{position:absolute;border:2px solid var(--ink);display:grid;place-items:center;font-weight:1000}.sticker-box{width:42px;height:42px;background:var(--blue);color:#fff;right:-15px;top:-18px;transform:rotate(12deg)}.sticker-star{left:-15px;bottom:44px;width:36px;height:36px;border-radius:50%;background:var(--pink);color:#fff;transform:rotate(-10deg)}
.moving-doodles{display:flex;justify-content:space-between;margin:16px 18px 0;font-size:38px;filter:drop-shadow(2px 3px 0 var(--ink))}.moving-doodles span:nth-child(2){transform:rotate(-5deg)}.moving-doodles span:nth-child(3){transform:rotate(8deg)}
.btn{appearance:none;border:var(--line);border-radius:12px;padding:14px 16px;font:900 15px/1.1 inherit;color:var(--ink);cursor:pointer;text-decoration:none;text-align:center;transition:transform .12s,box-shadow .12s}.btn:hover{transform:translate(-1px,-1px)}.btn:active{transform:translate(3px,3px);box-shadow:0 0 0 var(--ink)}.btn:disabled{opacity:.55}.btn-block{display:block;width:100%;margin-top:10px}.btn-primary{background:var(--yellow);box-shadow:4px 4px 0 var(--ink)}.btn-secondary{background:#fff;box-shadow:4px 4px 0 var(--ink)}.btn-link{background:transparent;border-color:transparent;text-decoration:underline}.capture-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.capture-actions .btn{margin:0}
.group-label{text-align:left;font-size:12px;font-weight:1000;margin:18px 0 8px;text-transform:uppercase}.chip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.chip-card{border:2px solid var(--ink);border-radius:10px;background:#fff;padding:5px 4px 7px;cursor:pointer;display:flex;flex-direction:column;gap:3px;align-items:center;box-shadow:2px 2px 0 var(--ink)}.chip-card.is-selected{background:var(--yellow);transform:translateY(-2px);box-shadow:3px 4px 0 var(--ink)}.chip-swatch{width:100%;height:34px;border:1.5px solid var(--ink);border-radius:6px}.chip-swatch-none{background:linear-gradient(135deg,#eee 50%,#fff 50%)}.chip-swatch-white{background:#fff}.chip-swatch-kawaii{background:linear-gradient(135deg,#ffcfdd,#fff1a8)}.chip-swatch-pop{background:radial-gradient(var(--yellow) 28%,transparent 30%) 0 0/10px 10px,var(--red)}.chip-swatch-pixel{background:conic-gradient(var(--blue) 25%,#fff 0 50%,var(--yellow) 0 75%,var(--red) 0) 0 0/14px 14px}.chip-swatch-neon{background:linear-gradient(135deg,#111,var(--teal),var(--yellow))}.chip-name{font-size:11px;font-weight:1000}.chip-sub{font-size:9px;opacity:.7}.microcopy{font-size:11px;opacity:.65;margin:14px 0 4px}
.crop-shell{position:relative;width:min(100%,300px);margin:0 auto;background:#ddd;border:var(--line);overflow:hidden;touch-action:none}.crop-stage{position:absolute;overflow:hidden}.crop-img{position:absolute;max-width:none;max-height:none;transform-origin:0 0;user-select:none;pointer-events:none}.crop-frame-preview,.crop-logo-preview{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.crop-logo-preview{inset:auto}.preview-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.preview-actions .btn{width:100%}#canvas{display:block;width:min(100%,330px);height:auto;margin:0 auto;border:var(--line);background:#fff}
.done-panel{padding-top:44px}.done-burst{position:absolute;top:-24px;left:50%;transform:translateX(-50%) rotate(-3deg);background:var(--red);color:#fff;border:var(--line);box-shadow:4px 4px 0 var(--ink);padding:9px 24px;font-weight:1000;font-size:20px}.done-title{margin:0 0 20px;font-size:25px}.done-code-label{font-size:12px;font-weight:900;margin:0}.code-big{display:inline-block;font:1000 52px/1 monospace;letter-spacing:.08em;background:var(--yellow);border:var(--line);padding:12px 16px;margin:8px 0;box-shadow:4px 4px 0 var(--ink)}.done-tip{font-size:13px;line-height:1.6}.error-text{font-size:18px;font-weight:900}
@keyframes pop{from{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:none}}
@media(max-width:520px){.site-brand span{display:none}.party-bunting{height:70px}.party-bunting i{border-left-width:18px;border-right-width:18px;border-top-width:55px}.stage{padding-top:92px}.comic-panel{padding:24px 16px 18px;border-radius:18px}.capture-actions{grid-template-columns:1fr}.chip-grid{gap:5px}.chip-sub{display:none}.hero-title{font-size:42px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}