:root{--ink:#442938;--muted:#7a6370;--line:#e4d7df;--rose:#754459;font-family:ui-sans-serif,system-ui,sans-serif;color:var(--ink);background:#f5f1f4;font-synthesis:none}
*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:10px 15px;font-size:.875rem}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--rose);text-underline-offset:3px}:focus-visible{outline:2px solid #b06f91;outline-offset:4px}
.signature-header{display:flex;justify-content:space-between;align-items:center;gap:22px;padding:24px max(24px,calc((100vw - 1440px)/2));background:#291324;color:white}.signature-brand{color:#fff;font:700 .9rem Georgia,serif;letter-spacing:.14em;text-decoration:none;white-space:nowrap}.signature-brand span{color:#ecc487}.signature-header nav{display:flex;gap:24px;flex-wrap:wrap;justify-content:flex-end}.signature-header nav a{color:#e4d6df;text-decoration:none;font-size:.875rem}.signature-header nav a[aria-current]{color:#f5c98d}
main{width:min(1440px,calc(100% - 40px));margin:36px auto 48px}.wall-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:30px}.eyebrow{font-size:.8rem;letter-spacing:.1em;color:#8a697b}.wall-heading h1{margin:0;font:500 clamp(2rem,4vw,3rem)/1.3 'Songti SC',serif}.wall-heading p:last-child{color:var(--muted);line-height:1.8}.wall-heading>button,#submit-signature{background:var(--rose);border-color:var(--rose);color:white;padding:14px 22px;white-space:nowrap}.wall-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:.875rem;margin-bottom:14px}.wall-toolbar>div{display:flex;align-items:center;gap:10px}.wall-toolbar p{margin:0;color:var(--muted)}select,input[type=text],.signature-name input{border:1px solid var(--line);border-radius:7px;padding:9px;background:#fff;color:var(--ink)}
.wall-viewport{max-height:75vh;overflow:auto;border:1px solid #d8c9d2;border-radius:5px;background:#e8e1e6;overscroll-behavior:contain}.signature-wall{position:relative;width:100%;aspect-ratio:3/2;background:#fff;isolation:isolate;overflow:hidden;container-type:inline-size}.signature-wall[data-zoom="2"]{width:200%}.signature-wall[data-zoom="3"]{width:300%}.wall-border{position:absolute;inset:2.5% 1.666667%;border:1px solid #abcce3;pointer-events:none}.wall-footer{position:absolute;left:0;right:0;text-align:center;color:#668399;letter-spacing:.18em;pointer-events:none;font-family:Georgia,serif}.wall-art{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.wall-footer{bottom:2.8%;font-size:.7cqw}.wall-signatures{position:absolute;inset:0}.wall-signature{position:absolute;width:4.666667%;height:5.666667%;padding:.3%;display:flex;align-items:center;justify-content:center}.wall-signature img{display:block;width:100%;height:100%;object-fit:contain}.wall-signature.is-mine{background:#fff4d5;animation:signature-arrive 2s forwards}@keyframes signature-arrive{to{background:transparent}}.wall-note{color:var(--muted);font-size:.875rem;line-height:1.9}.status{min-height:1.4em;color:#53775b;font-size:.875rem;line-height:1.8;overflow-wrap:anywhere}.status.error{color:#a33151}
dialog{width:min(790px,calc(100% - 24px));max-height:calc(100dvh - 24px);padding:28px;border:1px solid var(--line);border-radius:16px;color:var(--ink);background:#fff;overflow:auto}dialog::backdrop{background:#241020b8}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}.dialog-heading h2{font-size:1.35rem;margin:0;font-weight:500}#close-signature{padding:4px 10px;font-size:1.6rem;border:0}.pen-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px;font-size:.875rem}.pen-toolbar label{display:flex;align-items:center;gap:8px}input[type=color]{width:44px;height:36px;padding:2px;border:1px solid var(--line);background:#fff;border-radius:6px}#signature-pad{display:block;width:100%;aspect-ratio:5/2;height:auto;background:#fff;border:1px solid #ceb7c4;border-radius:6px;touch-action:none;cursor:crosshair}.pad-hint{color:var(--muted);font-size:.875rem;line-height:1.8}.signature-name{display:grid;gap:10px;font-size:.875rem;margin:20px 0}fieldset{border:0;padding:0;margin:20px 0}legend{padding:0;font-size:.9375rem;margin-bottom:12px}.choice{display:flex;align-items:start;gap:10px;margin:12px 0;font-size:.9375rem;line-height:1.7}.choice input{margin-top:5px;accent-color:var(--rose);width:17px;height:17px;flex-shrink:0}.signature-actions{display:flex;justify-content:flex-end}.honeypot{position:absolute;left:-10000px;overflow:hidden;width:1px;height:1px}footer{display:flex;justify-content:center;gap:26px;padding:24px;border-top:1px solid var(--line);font-size:.875rem}
@media(max-width:650px){.signature-header{padding:20px;align-items:start;flex-direction:column;gap:18px}.signature-header nav{gap:18px;justify-content:flex-start}.wall-heading{align-items:start;flex-direction:column;gap:8px}.wall-toolbar{align-items:start;flex-direction:column}.wall-toolbar>div{flex-wrap:wrap}main{margin-top:24px;width:calc(100% - 24px)}dialog{padding:18px}.pen-toolbar{gap:10px}.pen-toolbar button{padding:8px 10px}#signature-pad{aspect-ratio:5/2}.signature-actions button{width:100%}}
.my-signatures{margin:0 0 24px;padding:18px 22px;border:1px solid var(--line);border-radius:10px;background:#fff}.my-signatures h2{margin:0 0 12px;font-size:1rem;font-weight:500}.my-signatures>p{font-size:.875rem;line-height:1.8;color:var(--muted)}.my-signature{display:flex;gap:14px;align-items:center;justify-content:space-between;padding:10px 0;border-top:1px solid var(--line)}.my-signature>span{font-size:.875rem;line-height:1.7;overflow-wrap:anywhere}.my-signature button{flex-shrink:0;color:#a33151}.my-signature small{display:block;color:var(--muted);font-size:.875rem;font-variant-numeric:tabular-nums}
@media(prefers-reduced-motion:reduce){.wall-signature.is-mine{animation:none;background:transparent}}
.physical-deadline{padding:12px 16px;border-left:3px solid #b8899b;border-radius:0 7px 7px 0;background:#eee5eb;color:#684052;font-size:.875rem;line-height:1.8;max-width:780px}.wall-heading .physical-deadline{color:#684052;margin:16px 0 0}.choice:has(input[data-physical-consent]:disabled){color:var(--muted)}