@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--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;-webkit-text-decoration:inherit;-webkit-text-decoration: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{.relative{position:relative}.start{inset-inline-start:var(--spacing)}}:root{--ink:#171815;--muted:#6f7169;--line:#deded6;--paper:#f5f2e9;--acid:#f4b900;--panel:#ffffffeb}*{box-sizing:border-box}body{color:var(--ink);background:radial-gradient(circle at 8% 8%,#f4b9001c,#0000 25rem),radial-gradient(circle at 90% 72%,#1414100e,#0000 25rem),#f2f2ed;margin:0;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.topbar{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:10;background:#fafaf6cc;border-bottom:1px solid #17181517;justify-content:space-between;align-items:center;height:68px;padding:0 clamp(20px,4vw,64px);display:flex;position:sticky;top:0}.brand-lockup{letter-spacing:-.03em;align-items:center;gap:11px;font-weight:850;display:flex}.brand-mark{background:var(--acid);border-radius:5px;width:25px;height:25px;position:relative;transform:rotate(45deg)}.brand-mark:after{content:"";border:2px solid var(--ink);border-radius:2px;position:absolute;inset:7px}.top-note{color:var(--muted);font-size:13px}.workspace{grid-template-columns:minmax(310px,420px) minmax(360px,1fr);width:min(1440px,100%);min-height:calc(100vh - 68px);margin:0 auto;display:grid}.editor-panel{background:var(--panel);border-right:1px solid #1718151a;padding:36px clamp(22px,4vw,52px) 48px}.eyebrow{color:#a47900;letter-spacing:.14em;margin:0 0 10px;font-size:12px;font-weight:850}h1{letter-spacing:-.055em;max-width:350px;margin:0;font-size:clamp(30px,3vw,43px);line-height:1.08}.intro{color:var(--muted);margin:13px 0 30px;font-size:14px;line-height:1.7}.control-section{border-top:1px solid var(--line);padding:23px 0 3px}.section-title{justify-content:space-between;align-items:center;margin-bottom:15px;display:flex}.section-title h2{letter-spacing:-.01em;margin:0;font-size:15px}.step{color:#9a9b94;letter-spacing:.08em;font-size:11px;font-weight:800}.field{margin-bottom:14px;display:block}.field>span{color:#5e6059;margin-bottom:7px;font-size:12px;font-weight:700;display:block}.field input,.field textarea{width:100%;color:var(--ink);background:#fff;border:1px solid #d6d6ce;border-radius:10px;outline:none;padding:11px 12px;transition:border .2s,box-shadow .2s}.field textarea{resize:vertical;min-height:68px;line-height:1.5}.field input:focus,.field textarea:focus{border-color:#d3a100;box-shadow:0 0 0 3px #f4b90024}.upload-zone{background:#fafaf6;border:1.5px dashed #c5c5ba;border-radius:13px;align-items:center;gap:13px;min-height:80px;padding:14px;transition:all .2s;display:flex}.upload-zone:hover{background:#fffdf3;border-color:#c39200}.upload-icon{background:#f3c52f;border-radius:11px;place-items:center;width:44px;height:44px;font-size:22px;font-weight:300;display:grid}.upload-copy strong{margin-bottom:4px;font-size:13px;display:block}.upload-copy small{color:var(--muted);font-size:11px}.hidden-input{opacity:0;width:1px;height:1px;position:absolute}.segmented{background:#eeeeea;border-radius:11px;grid-template-columns:1fr 1fr;gap:5px;margin:13px 0;padding:4px;display:grid}.segmented button{color:#686a64;background:0 0;border:0;border-radius:8px;padding:9px;font-size:12px;font-weight:750}.segmented button.active{color:var(--ink);background:#fff;box-shadow:0 1px 4px #00000017}.range-row{color:#6b6d65;grid-template-columns:45px 1fr 38px;align-items:center;gap:9px;margin:11px 0;font-size:11px;display:grid}.range-row input{accent-color:#e0a900;width:100%}.range-row output{text-align:right;font-variant-numeric:tabular-nums}.preview-area{flex-direction:column;align-items:center;padding:34px clamp(20px,4vw,64px) 48px;display:flex}.preview-head{justify-content:space-between;align-items:end;width:min(100%,570px);margin-bottom:16px;display:flex}.preview-head strong{font-size:14px}.preview-head span{color:var(--muted);font-size:11px}.canvas-wrap{aspect-ratio:750/1334;background:var(--paper);touch-action:none;border-radius:8px;width:min(100%,540px);overflow:hidden;box-shadow:0 26px 70px #2623182e,0 2px 6px #00000014}.canvas-wrap canvas{width:100%;height:100%;display:block}.hint{color:#84867e;margin:13px 0 17px;font-size:11px}.actions{grid-template-columns:auto 1fr;gap:10px;width:min(100%,540px);display:grid}.btn{border:0;border-radius:11px;min-height:48px;padding:0 18px;font-size:13px;font-weight:800;transition:transform .15s,background .15s}.btn:active{transform:translateY(1px)}.btn.secondary{background:#fff;border:1px solid #d8d8d0}.btn.primary{background:var(--ink);color:#fff;box-shadow:0 6px 16px #1718152e}.btn.primary:hover{background:#2c2d28}@media (max-width:820px){.top-note{display:none}.workspace{grid-template-columns:1fr}.editor-panel{border-right:0;border-bottom:1px solid var(--line);padding-top:26px}.preview-area{padding-top:28px}.canvas-wrap{max-width:470px}}@media (max-width:480px){.topbar{height:60px}.workspace{min-height:calc(100vh - 60px)}.editor-panel{padding-inline:18px}.preview-area{padding-inline:13px}.actions{grid-template-columns:1fr}.btn.secondary{order:2}}