:root{--paper:#faf9f6;--white:#fff;--ink:#191919;--muted:#737373;--line:#242424;--hand:"KaiTi","STKaiti","Kaiti SC","Comic Sans MS",cursive;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background-image:radial-gradient(#22222215 .65px,transparent .65px);background-size:7px 7px}button,input,select{font:inherit}button{cursor:pointer;color:inherit;border:0}a{color:inherit;text-decoration:none}button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px dashed var(--focus-ring,#fff);outline-offset:5px}button:disabled{cursor:not-allowed}button:not(:disabled):hover{transform:translate(-1px,-2px)}button:not(:disabled):active{transform:translate(2px,2px);box-shadow:none}[hidden]{display:none!important}
.site-header{max-width:1250px;margin:0 auto;padding:25px 34px 18px;display:flex;align-items:center;gap:28px;position:relative}.site-header:after{content:"";height:2px;background:var(--ink);position:absolute;bottom:0;left:32px;right:32px;transform:rotate(-.3deg);border-radius:40%}.brand{font:800 30px var(--hand);display:flex;align-items:center;gap:10px;white-space:nowrap}.brand-icon{width:39px;height:37px;display:grid;place-items:center;border:2px solid var(--ink);border-radius:7px 3px 9px 4px;transform:rotate(-8deg);box-shadow:2px 2px 0 var(--ink);font-family:monospace;font-size:34px;background:white}.brand-sub{font:700 10px monospace;letter-spacing:2px;margin-left:7px}.text-button{background:white;border:2px solid var(--ink);border-radius:51% 3% 48% 4% / 7% 45% 4% 48%;padding:9px 16px;font-size:12px;box-shadow:2px 2px 0 var(--ink);margin-left:auto;transform:rotate(1deg)}.local-badge{font-size:10px;display:flex;gap:7px;align-items:center}.local-badge i{height:7px;width:7px;border-radius:50%;background:var(--ink)}
main{max-width:1170px;margin:auto;padding:0 30px}.intro{padding:39px 0 43px;text-align:center;position:relative}.eyebrow{font:700 13px var(--hand);letter-spacing:3px;display:inline-block;transform:rotate(-3deg);padding:5px 14px;border:1.5px solid var(--ink);border-radius:43% 5% 46% 4% / 10% 50% 7% 50%;background:white}.intro h1{font:900 clamp(40px,5.3vw,65px)/1.25 var(--hand);letter-spacing:1px;margin:20px 0 16px;transform:rotate(-1deg)}.intro h1 br{display:none}.intro h1 span{position:relative;display:inline-block;z-index:0}.intro h1 span:after{content:"";position:absolute;bottom:-5px;height:9px;left:0;right:-4px;border-top:3px solid var(--ink);border-bottom:2px solid var(--ink);border-radius:50%;transform:rotate(-1deg);z-index:-1}.intro p{font-size:13px;color:#666;margin:24px 0 0}.hero-star{position:absolute;left:3%;top:67px;width:72px;transform:rotate(-10deg)}.hero-arrow{position:absolute;right:2%;top:125px;width:115px;transform:rotate(-15deg)}.hero-note{position:absolute;right:2%;top:97px;font:18px var(--hand);transform:rotate(10deg)}
.studio{display:grid;grid-template-columns:365px minmax(0,1fr);gap:30px;align-items:start;position:relative}.controls,.preview-panel{border:2.5px solid var(--ink);background:white;position:relative}.controls{border-radius:6px 13px 7px 9px / 12px 5px 9px 5px;padding:27px 24px 24px;box-shadow:5px 6px 0 var(--ink);margin-top:13px;transform:rotate(-.55deg)}.controls:before,.preview-panel:before{content:"";width:83px;height:21px;position:absolute;top:-12px;left:calc(50% - 42px);border:1px solid #2225;background:repeating-linear-gradient(100deg,#efefefbf 0 3px,#fafafabf 3px 5px);transform:rotate(-7deg);z-index:1}.preview-panel{border-radius:12px 4px 11px 6px / 5px 10px 6px 11px;box-shadow:6px 7px 0 #1a1a1a;transform:rotate(.35deg);overflow:visible}.preview-panel:before{left:auto;right:45px;transform:rotate(13deg);width:64px}.panel-title{display:flex;align-items:center;gap:10px}.panel-title h2{font:700 23px var(--hand);margin:0}.step-number{display:inline-grid;place-items:center;width:31px;height:32px;flex:none;border:1.7px solid var(--ink);border-radius:48% 43% 50% 38%;font:700 15px monospace;transform:rotate(-9deg)}.tiny-spark{height:30px;width:30px;margin-left:auto;transform:rotate(8deg)}.control-section{padding-top:25px}.upload-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.upload{height:155px;border:2px dashed #444;border-radius:4px 9px 6px 8px;background:#fcfcfa;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;position:relative;overflow:hidden;cursor:pointer}.upload:first-child{transform:rotate(-1.5deg)}.upload:last-child{transform:rotate(1.5deg)}.upload:hover,.upload.dragging{background:#eee;border-style:solid}.upload:focus-within{outline:3px dashed var(--focus-ring,#fff);outline-offset:4px}.upload input{position:absolute;inset:0;width:100%;height:100%;opacity:0;z-index:3;cursor:pointer}.upload-icon{font-size:38px;line-height:1;transform:rotate(-6deg)}.upload strong{font:700 17px var(--hand);z-index:2}.upload-hint{font-size:9px;color:#777;max-width:115px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload img{position:absolute;inset:0;height:100%;width:100%;object-fit:cover;opacity:.15}.field-note{font-size:10px;color:#777;line-height:1.9;margin:14px 0 0}.field-note.error{font-weight:bold;color:black;text-decoration:underline wavy #555}.generate-section{padding-top:21px}.primary{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--ink);color:white;width:100%;padding:15px 18px;border:2px solid var(--ink);border-radius:5px 9px 4px 10px;font:700 22px var(--hand);box-shadow:3px 3px 0 white,5px 5px 0 var(--ink)}.primary>span{font-family:Arial;font-size:26px}.primary:disabled{background:#ddd;color:#888;border-color:#999;box-shadow:3px 3px 0 white,5px 5px 0 #aaa}.generate-section>.field-note{text-align:center;margin-top:17px;font-size:9px;letter-spacing:.5px}.upload-tip{font-size:10px;color:#888;line-height:1.9;border-top:1px dashed #aaa;padding-top:16px;margin:20px 0 0}progress{width:100%;height:5px;accent-color:black;margin-top:20px}.progress-wrap p{font-size:10px;color:#555;line-height:1.7}#symbol-choice{font-size:11px;margin-top:15px}select{max-width:100%;background:white;border:1.5px solid black;padding:8px;font-size:11px;margin-top:8px;border-radius:4px}
.preview-heading{padding:22px 26px 17px;display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px dashed #bcbcbc}.preview-title{display:flex;align-items:center;gap:12px;font:700 24px var(--hand)}.preview-title .step-number{transform:rotate(7deg)}.preview-size{font:10px monospace;color:#777;border:1px solid #777;padding:5px 7px;transform:rotate(-3deg)}.preview-stage{min-height:360px;display:flex;align-items:center;justify-content:center;padding:27px;background-color:#fdfdfb;background-image:linear-gradient(#19191909 1px,transparent 1px),linear-gradient(90deg,#19191909 1px,transparent 1px);background-size:23px 23px}.empty-state{padding:46px 5px 42px;text-align:center;color:#777}.empty-icon{font-family:monospace;font-size:66px;display:flex;align-items:center;justify-content:center;gap:24px;color:#1f1f1f;transform:rotate(-5deg)}.empty-icon>span{font:30px var(--hand);display:inline-block;transform:rotate(14deg)}.empty-state h3{font:700 21px var(--hand);color:#333;margin:28px 0 14px;transform:rotate(-1deg)}.empty-state p{font-size:11px;color:#888;margin:0}.preview-frame{width:min(100%,400px);aspect-ratio:1;background:white;border:2px solid var(--ink);border-radius:2px;box-shadow:4px 4px 0 #ccc;overflow:hidden}.preview-frame canvas{display:block;width:100%;height:100%}.result-area{padding:20px 25px 24px;border-top:1px dashed #aaa;background:white;border-radius:0 0 8px 5px}.status-pill{display:inline-block;font-size:10px;padding:6px 9px;border:1.4px solid #888;border-radius:6px 3px 8px 4px;color:#777;background:#fff;transform:rotate(-1deg)}.status-pill.success{color:black;border:2px solid black;transform:rotate(-2deg)}.status-pill.error{color:black;border:2px dashed var(--focus-accent,#c5acde);font-weight:bold}.scan-note{font-size:10px;color:#777;margin:12px 0 16px;line-height:1.8}.download-row{display:flex;gap:12px}.download,.secondary{flex:1;border:2px solid var(--ink);border-radius:4px 8px 5px 7px;padding:12px 8px;font:700 17px var(--hand);box-shadow:3px 3px 0 var(--ink)}.download{background:var(--ink);color:white}.secondary{background:white;color:black}.download:disabled,.secondary:disabled{border-color:#ccc;box-shadow:2px 2px 0 #ccc;background:#f8f8f8;color:#aaa}.save-hint{font-size:11px;line-height:1.8;margin-bottom:0}.privacy-note{text-align:center;font-size:10px;color:#777;padding:0 20px;margin:31px 0 36px;line-height:1.9}
footer{max-width:1110px;margin:0 auto;padding:20px 0 28px;border-top:1.5px solid #242424;display:flex;justify-content:space-between;align-items:center;position:relative}footer:after{content:"✳";position:absolute;right:40%;top:15px;font-size:22px;transform:rotate(14deg)}footer .brand{font-size:22px}footer>span{font-size:10px;color:#777}
dialog{max-width:470px;width:calc(100% - 36px);padding:32px;border:3px solid black;border-radius:8px 14px 5px 12px;box-shadow:8px 9px 0 #111;background:#fff;color:var(--ink)}dialog::backdrop{background:#0008;backdrop-filter:blur(3px)}dialog h2{font:700 30px var(--hand);margin:5px 0 24px}dialog ol{padding-left:22px}dialog li,dialog p{font-size:12px;line-height:1.9;color:#666}dialog li{margin:8px 0}dialog .primary{justify-content:center;font-size:20px;margin-top:22px}.close{position:absolute;right:12px;top:9px;background:white;font-size:27px;padding:0 5px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#fff;border:2px solid black;color:black;padding:13px 22px;border-radius:4px 9px 3px 7px;box-shadow:4px 4px 0 black;font-size:12px;line-height:1.7;z-index:20;width:max-content;max-width:90vw;text-align:center}
@media(min-width:1450px){.intro{padding:55px 0 53px}.preview-stage{min-height:380px}}
@media(max-width:1050px){.hero-star{width:50px;left:0;top:47px}.hero-arrow{width:85px;right:0;top:144px}.hero-note{font-size:15px;right:0;top:121px}.intro h1{font-size:51px}.intro h1 br{display:block}.intro{padding-top:30px}.studio{grid-template-columns:320px minmax(0,1fr);gap:23px}.controls{padding:24px 19px}.panel-title h2{font-size:21px}.tiny-spark{width:25px}.preview-heading{padding:20px}.preview-title{font-size:21px}.preview-size{font-size:9px}.preview-stage{padding:22px;min-height:360px}.empty-state h3{font-size:18px}.empty-icon{font-size:57px}footer{margin:0 30px}}
@media(max-width:720px){.site-header{padding:20px 22px 17px;gap:12px}.site-header:after{left:20px;right:20px}.brand{font-size:26px}.brand-icon{width:32px;height:32px;font-size:29px}.brand-sub{font-size:8px;margin-left:2px;letter-spacing:1px}.local-badge{display:none}.text-button{font-size:11px;padding:8px 10px}main{padding:0 22px}.intro{padding:30px 0 35px}.intro h1{font-size:44px;line-height:1.28;margin-top:20px}.intro h1 br{display:block}.intro p{font-size:11px;margin-top:26px}.eyebrow{font-size:11px;letter-spacing:2px}.hero-star{width:37px;top:81px;left:-3px}.hero-note{font-size:13px;right:-8px;top:167px}.hero-arrow{width:62px;right:-9px;top:191px;transform:rotate(-10deg)}.studio{grid-template-columns:1fr;gap:34px}.controls{transform:rotate(-.5deg);padding:25px 23px 22px;margin-top:0}.panel-title h2{font-size:23px}.tiny-spark{width:30px}.upload{height:128px}.control-section{padding-top:22px}.upload-tip{font-size:9px;margin-top:18px;padding-top:14px}.generate-section{padding-top:18px}.primary{font-size:22px;padding:13px 17px}.preview-panel{transform:rotate(.3deg)}.preview-heading{padding:22px}.preview-title{font-size:23px}.preview-stage{min-height:285px;padding:23px}.empty-state{padding:37px 2px}.empty-state h3{font-size:19px}.empty-icon{font-size:61px}.result-area{padding:20px 22px 24px}.download-row{gap:10px}.privacy-note{font-size:9px;margin:25px 0 27px;padding:0 5px}footer{margin:0 22px;padding:18px 0 25px}footer .brand{font-size:19px}footer>span{font-size:9px}footer:after{display:none}}
@media(max-width:370px){.brand-sub{display:none}.intro h1{font-size:38px}.hero-star{width:28px}.hero-note,.hero-arrow{display:none}.preview-size{font-size:8px;padding:4px}.preview-title{font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.preview-frame{aspect-ratio:auto}.preview-frame canvas{height:auto}