@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid}}}@layer theme{:root,:host{--font-sans:"Microsoft YaHei", Arial, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--radius-sm:.25rem;--radius-lg:.5rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.flex{display:flex}.hidden{display:none}.flex-shrink{flex-shrink:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.flex-wrap{flex-wrap:wrap}.border{border-style:var(--tw-border-style);border-width:1px}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{color-scheme:light;--bg:#f4f6f8;--surface:#fff;--surface-soft:#f8fafc;--text:#14161a;--muted:#69717f;--line:#dde3ec;--primary:#2563eb;--primary-strong:#1d4ed8;--primary-text:#fff;--shadow:0 18px 60px #12192614;--radius-lg:24px;--radius-md:18px;--radius-sm:12px}:root[data-theme=dark]{color-scheme:dark;--bg:#0f0f12;--surface:#181a20;--surface-soft:#111318;--text:#f5f7fb;--muted:#a2aaba;--line:#2c313a;--primary:#56f0c4;--primary-strong:#2dd4bf;--primary-text:#07110f;--shadow:0 18px 60px #00000059}*{box-sizing:border-box}body{background:var(--bg);min-width:320px;color:var(--text);margin:0;padding-bottom:112px;font-family:Microsoft YaHei,Arial,sans-serif}button,input,select{font:inherit}button{cursor:pointer;background:var(--primary);min-height:44px;color:var(--primary-text);border:none;border-radius:999px;padding:10px 18px;font-size:14px;font-weight:700;transition:transform .16s,opacity .16s,background .16s}button:hover{opacity:.94}button:active{transform:scale(.98)}button.secondary{background:var(--surface-soft);color:var(--text);border:1px solid var(--line)}button.text-button{color:var(--muted);background:0 0;padding-inline:8px}a{color:var(--primary)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}.shell{width:min(1380px,100%);margin:0 auto;padding:14px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px}.brand{display:inline-flex;align-items:center;gap:10px;background:transparent;color:var(--text);padding:0}.brand-mark{display:grid;width:38px;height:38px;place-items:center;border-radius:14px;background:var(--primary);color:var(--primary-text);font-weight:900}.topbar-actions{display:inline-flex;align-items:center;gap:8px}.icon-button{display:grid;width:44px;height:44px;place-items:center;padding:0;background:var(--surface);color:var(--text);border:1px solid var(--line)}.compact-select{display:grid;gap:4px;min-width:84px;height:44px;font-size:11px;font-weight:700;color:var(--muted)}.compact-select select{width:100%;min-height:36px;padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--text)}.hero{padding:24px 2px 18px}.hero h1{margin:0;font-size:clamp(32px,9vw,64px);line-height:1.02;letter-spacing:0}.hero p{margin:12px 0 0;color:var(--muted);font-size:16px;line-height:1.6}.app{display:grid;gap:16px}.panel,.preview-card,.advanced-card,.upload-card,.info,.image-tools,.adjust-panel,.print-check{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.panel{display:grid;gap:14px;background:transparent;box-shadow:none;border-radius:0;border:0}.upload-card{display:grid;gap:10px;justify-items:center;padding:28px 20px;border-style:dashed;text-align:center}.upload-card.is-dragging{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 8%,var(--surface))}.upload-icon{display:grid;width:58px;height:58px;place-items:center;border-radius:20px;background:var(--surface-soft);color:var(--primary);font-size:28px;font-weight:900}.upload-card p{margin:0;color:var(--muted);font-size:13px}.upload-progress{width:min(220px,100%);height:5px;overflow:hidden;border-radius:999px;background:var(--surface-soft);opacity:0}.upload-progress span{display:block;width:45%;height:100%;border-radius:inherit;background:var(--primary);transform:translate(-100%)}.upload-progress.active{opacity:1}.upload-progress.active span{animation:progress-slide .8s ease-in-out infinite}@keyframes progress-slide{0%{transform:translate(-100%)}to{transform:translate(240%)}}.upload-summary{display:grid;grid-template-columns:52px 1fr;gap:10px;align-items:center;width:100%;min-height:0;text-align:left}.upload-summary:empty{display:none}.upload-summary img{width:52px;height:52px;border-radius:16px;object-fit:cover}.upload-summary strong,.upload-summary span{display:block}.upload-summary span{overflow:hidden;color:var(--muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.advanced-card{padding:0;overflow:hidden}.advanced-card summary{min-height:56px;padding:18px 20px;cursor:pointer;font-weight:800}.advanced-card>*:not(summary){margin-inline:16px}.group{margin-bottom:14px}.group label,.adjust-panel label{display:grid;gap:7px;color:var(--text);font-size:13px;font-weight:700}.group input[type=number],.adjust-panel input,.group select{width:100%;min-height:46px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-soft);color:var(--text);font-size:14px}.row{display:grid;gap:12px}.switch-row{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap;font-size:14px;color:var(--text)}.switch-row label{display:inline-flex;align-items:center;min-height:44px;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:var(--surface-soft)}.buttons{display:flex;gap:10px;margin:4px 0 16px;flex-wrap:wrap}.secondary-actions button{flex:1 1 140px}.status-line{min-height:20px;color:var(--primary);font-size:13px}.info{padding:16px;box-shadow:none;font-size:14px;line-height:1.8}.info strong{color:var(--text)}.print-check{padding:14px 16px;box-shadow:none;color:var(--muted);font-size:13px;line-height:1.5}.print-check strong{display:block;margin-bottom:6px;color:var(--text)}.print-check ul{margin:0;padding-left:18px}.image-tools{padding:16px;box-shadow:none}.image-tools h2{margin:0 0 10px;font-size:16px}.image-list{display:grid;gap:8px;max-height:220px;overflow:auto}.image-item{display:grid;grid-template-columns:44px 1fr;gap:10px;align-items:center;width:100%;padding:7px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-soft);color:var(--text);text-align:left}.image-item.selected{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 18%,transparent)}.image-item img{width:44px;height:44px;border-radius:12px;object-fit:cover}.image-item span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.empty-list{padding:12px;border:1px dashed var(--line);border-radius:var(--radius-sm);color:var(--muted);font-size:13px;text-align:center}.adjust-panel{display:grid;gap:10px;margin-top:12px;padding:14px;box-shadow:none}.adjust-panel:empty{display:none}.adjust-panel h3{margin:0;font-size:14px}.adjust-panel input[type=range]{width:100%}.privacy-note{display:none}.preview-card{overflow:hidden}.preview-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px;border-bottom:1px solid var(--line)}.preview-toolbar h2{margin:0;font-size:18px}.preview-scroller{overflow:auto;background:var(--surface-soft)}.page-stage{display:flex;justify-content:center;align-items:flex-start;min-width:max-content;padding:22px}.a4-page{position:relative;background:#fff;box-shadow:0 18px 50px #0000002e;overflow:hidden}.grid-area{position:absolute;inset:0}.tile{position:absolute;overflow:hidden;background:#fafafa}.tile.with-border{border:1px solid #1f2937}.tile.without-border{border:none}.tile img{width:100%;height:100%;display:block;transform-origin:center}.tile.cover img{object-fit:cover}.tile.contain img{object-fit:contain;background:#fff}.crop-mark{position:absolute;z-index:2;width:5mm;height:5mm;pointer-events:none}.crop-mark.top-left{top:0;left:0;border-top:.25mm solid #111;border-left:.25mm solid #111}.crop-mark.top-right{top:0;right:0;border-top:.25mm solid #111;border-right:.25mm solid #111}.crop-mark.bottom-left{bottom:0;left:0;border-bottom:.25mm solid #111;border-left:.25mm solid #111}.crop-mark.bottom-right{right:0;bottom:0;border-right:.25mm solid #111;border-bottom:.25mm solid #111}.calibration-page{position:absolute;inset:0;padding:18mm;color:#111;background:#fff}.calibration-page h2{margin:0 0 5mm;font-size:18pt}.calibration-page p{max-width:130mm;margin:0 0 12mm;font-size:10pt;line-height:1.5}.calibration-ruler{position:relative;border-color:#111;color:#111;font-size:10pt}.calibration-ruler:before,.calibration-ruler:after{content:"";position:absolute;background:#111}.ruler-horizontal{width:100mm;height:8mm;border-bottom:.4mm solid #111}.ruler-horizontal:before,.ruler-horizontal:after{bottom:0;width:.4mm;height:8mm}.ruler-horizontal:before{left:0}.ruler-horizontal:after{right:0}.ruler-horizontal span{position:absolute;left:50%;bottom:3mm;transform:translate(-50%)}.ruler-vertical{width:8mm;height:100mm;margin-top:14mm;border-left:.4mm solid #111}.ruler-vertical:before,.ruler-vertical:after{left:0;width:8mm;height:.4mm}.ruler-vertical:before{top:0}.ruler-vertical:after{bottom:0}.ruler-vertical span{position:absolute;top:50%;left:4mm;transform:rotate(90deg) translate(-50%);transform-origin:left center;white-space:nowrap}.calibration-square{position:absolute;right:18mm;bottom:24mm;display:grid;width:50mm;height:50mm;place-items:center;border:.4mm solid #111;font-size:10pt}.empty-tip{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#999;font-size:18px;letter-spacing:0;background:linear-gradient(45deg,#f8f8f8 25%,transparent 25%,transparent 75%,#f8f8f8 75%,#f8f8f8),linear-gradient(45deg,#f8f8f8 25%,transparent 25%,transparent 75%,#f8f8f8 75%,#f8f8f8);background-size:20px 20px;background-position:0 0,10px 10px}.preview-stats{padding:12px 16px 0;color:var(--muted);font-size:13px;text-align:center}.footer-tip{padding:10px 16px 16px;color:var(--muted);font-size:12px;text-align:center}.trust-footer{display:flex;justify-content:center;gap:12px;padding:18px 10px 4px;color:var(--muted);font-size:13px;text-align:center}.bottom-actions{position:fixed;z-index:20;right:12px;bottom:12px;left:12px;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px;border:1px solid var(--line);border-radius:24px;background:color-mix(in srgb,var(--surface) 92%,transparent);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.primary-action{grid-column:1 / -1;background:var(--primary);color:var(--primary-text)}.preview-modal{position:fixed;z-index:40;inset:0;display:none;overflow:auto;padding:68px 18px 24px;background:#000000c7}.preview-modal.open{display:block}.preview-modal>button{position:fixed;top:16px;right:16px;z-index:2}#modalPageHost{display:flex;min-width:max-content;justify-content:center}@media(min-width:760px){.shell{padding:20px}.app{grid-template-columns:390px minmax(0,1fr);align-items:start}.preview-card{position:sticky;top:20px;display:flex;max-height:calc(100vh - 40px);flex-direction:column}.preview-scroller{flex:1 1 auto;min-height:0}.row{grid-template-columns:1fr 1fr}.bottom-actions{right:24px;bottom:24px;left:auto;width:560px;grid-template-columns:1.4fr 1fr 1fr auto}.primary-action{grid-column:auto}}@media(max-width:520px){.topbar{justify-content:center}.brand{position:absolute;left:50%;transform:translate(-50%)}.topbar-actions{width:100%;justify-content:flex-end}.brand span:last-child{display:none}.preview-toolbar{align-items:stretch;flex-direction:column}}@page{size:A4 portrait;margin:0}@media print{body{background:#fff}.panel,.preview-toolbar,.footer-tip{display:none!important}.app{display:block;padding:0}.preview-wrap{width:auto;overflow:visible}.page-stage{padding:0}.a4-page{box-shadow:none;margin:0}}