@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-cyrillic-ext-wght-normal-BOeWTOD4.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-cyrillic-wght-normal-DqGufNeO.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-greek-ext-wght-normal-DlzME5K_.woff2)format("woff2-variations");unicode-range:U+1F??}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-greek-wght-normal-CkhJZR-_.woff2)format("woff2-variations");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-vietnamese-wght-normal-CBcvBZtf.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-latin-ext-wght-normal-DO1Apj_S.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/inter-latin-wght-normal-Dx4kXJAl.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}*{box-sizing:border-box}:root{--bg:#f6f7fb;--bg-2:#eef0f7;--panel:#fff;--border:#e4e7f0;--border-strong:#d3d8e6;--text:#171a2b;--muted:#5a627a;--dim:#8a91a8;--accent:#4f46e5;--accent-2:#9333ea;--accent-grad:linear-gradient(135deg, #4f46e5, #9333ea);--accent-soft:#eef0ff;--success:#059669;--danger:#dc2626;--radius:14px;--radius-sm:9px;--topbar-h:60px;--topbar-offset:calc(var(--topbar-h) + env(safe-area-inset-top,0px));--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--safe-left:env(safe-area-inset-left,0px);--safe-right:env(safe-area-inset-right,0px);--shadow-soft:0 6px 24px #171a2b14;--shadow-page:0 1px 3px #171a2b1a, 0 16px 44px #171a2b1f;color:var(--text);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:Inter Variable,Inter,system-ui,-apple-system,Segoe UI,sans-serif}html,body,#root{min-height:100%;margin:0}body{background:radial-gradient(900px 480px at 90% -10%, #9333ea12, transparent 60%), radial-gradient(800px 500px at -5% 15%, #4f46e514, transparent 60%), var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}::selection{background:#4f46e533}::-webkit-scrollbar{width:11px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{border:3px solid var(--bg);background:#cdd2e0;border-radius:6px}::-webkit-scrollbar-thumb:hover{background:#b5bccf}.app{flex-direction:column;min-width:0;min-height:100vh;display:flex;position:relative}.topbar{z-index:40;height:var(--topbar-offset);box-sizing:border-box;padding:var(--safe-top) max(14px, var(--safe-right)) 0 max(14px, var(--safe-left));-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);background:#ffffffd9;justify-content:space-between;align-items:center;gap:12px;display:flex;position:sticky;top:0}.brand{min-width:0;color:var(--text);align-items:center;gap:11px;text-decoration:none;display:flex}.brand-mark{border-radius:9px;width:34px;height:34px;box-shadow:0 2px 10px #4f46e540}.brand-name{letter-spacing:-.01em;font-size:17px;font-weight:700}.brand-tag{color:var(--dim);border:1px solid var(--border);white-space:nowrap;background:#fff;border-radius:999px;padding:3px 9px;font-size:11.5px}.topbar-right{align-items:center;gap:12px;display:flex}.privacy-pill{color:var(--success);white-space:nowrap;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:999px;flex-shrink:0;align-items:center;gap:6px;padding:5px 12px;font-size:12px;display:inline-flex}.privacy-pill-short{display:none}.mobile-only{display:none!important}.desktop-only{display:block}button{font:inherit;border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text);cursor:pointer;background:#fff;align-items:center;gap:7px;padding:8px 14px;font-size:13.5px;transition:border-color .15s,background .15s,transform .12s,box-shadow .15s;display:inline-flex}button:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}button:active:not(:disabled){transform:translateY(0)}button:disabled{opacity:.45;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}button.primary{background:var(--accent-grad);color:#fff;border:none;font-weight:600;box-shadow:0 4px 16px #4f46e559}button.primary:hover:not(:disabled){background:var(--accent-grad);box-shadow:0 6px 22px #4f46e573}button.icon-btn{border-radius:9px;padding:8px}button.link-btn{color:var(--accent);background:0 0;border:none;padding:0;font-size:12px}button.link-btn:hover{background:0 0;text-decoration:underline;transform:none}select,input[type=number],input[type=text]{font:inherit;border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text);background:#fff;max-width:100%;padding:7px 10px;font-size:13.5px;transition:border-color .15s}select:hover,input:hover{border-color:var(--accent)}input[type=range],input[type=checkbox]{accent-color:var(--accent)}.layout{flex:1;align-items:stretch;width:100%;min-height:0;display:flex}.sidebar{width:330px;top:var(--topbar-offset);height:calc(100vh - var(--topbar-offset));max-height:calc(100vh - var(--topbar-offset));overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c4cadb transparent;border-right:1px solid var(--border);background:#ffffff8c;flex-direction:column;flex-shrink:0;align-self:flex-start;gap:14px;min-height:0;padding:18px 14px 28px;display:flex;position:sticky;overflow-y:auto}.sidebar::-webkit-scrollbar{width:7px}.sidebar::-webkit-scrollbar-thumb{background:#c4cadb;border:none;border-radius:4px}.sidebar::-webkit-scrollbar-thumb:hover{background:#aeb6cc}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:15px;transition:border-color .2s,box-shadow .2s;box-shadow:0 1px 2px #171a2b0a,0 4px 14px #171a2b08}.panel:hover{border-color:var(--border-strong);box-shadow:0 1px 2px #171a2b0d,0 8px 22px #4f46e50f}.panel.shortcuts{background:var(--bg-2);box-shadow:none;border-style:dashed}.panel.shortcuts:hover{border-color:var(--border);box-shadow:none}.panel h2,.setup-panel>summary{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:9px;margin:0 0 12px;font-size:12.5px;font-weight:600;list-style:none;display:flex}.setup-panel>summary::-webkit-details-marker{display:none}.setup-panel>summary:after{content:"";border-right:2px solid var(--dim);border-bottom:2px solid var(--dim);flex-shrink:0;width:7px;height:7px;margin-left:auto;transition:transform .15s;transform:rotate(45deg)}.setup-panel[open]>summary:after{margin-top:4px;transform:rotate(-135deg)}.setup-panel>summary{margin-bottom:0}.setup-panel[open]>summary{margin-bottom:12px}.setup-title{min-width:0}.setup-meta{letter-spacing:.04em;text-transform:uppercase;color:var(--success);white-space:nowrap;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:999px;padding:2px 8px;font-size:10.5px;font-weight:600}.setup-body{min-width:0}.mobile-setup-note{color:var(--muted);background:var(--accent-soft);border-radius:var(--radius-sm);border:1px solid #c9cdff;margin:0;padding:10px 12px;font-size:12.5px;line-height:1.45}.place-hint{text-align:center;width:100%;max-width:720px;color:var(--muted);margin:8px auto 0;font-size:12.5px;line-height:1.4}.step-badge{width:21px;height:21px;color:var(--accent);background:var(--accent-soft);border:1px solid #c9cdff;border-radius:50%;justify-content:center;align-items:center;font-size:11px;font-weight:700;transition:background .25s,border-color .25s,color .25s;display:inline-flex}.step-badge.done{color:var(--success);background:#ecfdf5;border-color:#a7f3d0}.main{flex-direction:column;flex:1;align-items:center;min-width:0;min-height:0;padding:0 20px 60px;display:flex}.hint{color:var(--muted);margin-top:8px;font-size:12px;line-height:1.5}.file-hint{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.success-hint{color:var(--success);align-items:center;gap:6px;display:flex}.error-text{color:var(--danger);margin-top:8px;font-size:12px}.shortcuts{color:var(--dim);margin-top:0;font-size:11.5px}.shortcuts strong{color:var(--muted)}.dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--radius);text-align:center;cursor:pointer;background:#fbfcfe;padding:30px 18px;transition:border-color .2s,background .2s,box-shadow .2s,transform .15s;position:relative}.dropzone.compact{border-radius:var(--radius-sm);padding:11px 12px}.dropzone.drag-over,.dropzone:hover{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 4px #4f46e51a}.dropzone.drag-over{transform:scale(1.01)}.dropzone-label{color:var(--text);flex-direction:column;align-items:center;gap:4px;font-size:13.5px;display:flex}.dropzone.compact .dropzone-label{color:var(--muted);flex-direction:row;justify-content:center;gap:8px;font-size:13px}.dz-icon{margin-bottom:2px;font-size:26px}.dz-sub{color:var(--dim);font-size:12px}.sig-source-tabs{width:100%;margin-bottom:10px;display:flex}.sig-source-tabs button{flex:1;justify-content:center;padding:6px 10px;font-size:12.5px}.sig-pad{flex-direction:column;gap:9px;display:flex}.sig-pad-frame{border:1px solid var(--border);border-radius:var(--radius-sm);touch-action:none;-webkit-user-select:none;user-select:none;max-height:112px;position:relative;overflow:hidden;box-shadow:inset 0 1px 3px #171a2b0a}.sig-pad-canvas{aspect-ratio:420/140;cursor:crosshair;touch-action:none;width:100%;height:auto;max-height:112px;display:block}.sig-pad-placeholder{pointer-events:none;color:var(--dim);letter-spacing:.01em;place-items:center;font-size:12.5px;display:grid;position:absolute;inset:0}.sig-pad-inks{flex-wrap:nowrap;gap:7px;margin-top:0}.ink-swatch{background:var(--ink);width:22px;height:22px;box-shadow:0 0 0 1px var(--border-strong);border:2px solid #fff;border-radius:999px;flex-shrink:0;justify-content:center;padding:0}.ink-swatch.active{box-shadow:0 0 0 2px var(--accent);transform:none}.sig-pad-thickness{min-width:0;color:var(--muted);flex:1;align-items:center;gap:7px;font-size:12px;display:flex}.sig-pad-thickness input[type=range]{flex:1;min-width:0}.sig-pad .btn-row{margin-top:0}.sig-pad .success-hint,.sig-uploader .success-hint{margin-top:4px;font-size:11.5px}.sig-panel{margin-top:12px}.sig-compare{gap:10px;display:flex}.sig-compare figure{flex:1;min-width:0;margin:0}.sig-compare figcaption{color:var(--dim);margin-bottom:5px;font-size:11px}.sig-compare img,.sig-preview{border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;height:auto;display:block}.checkerboard{touch-action:none;background-color:#fff;background-image:linear-gradient(45deg,#e6e9f2 25%,#0000 25% 75%,#e6e9f2 75%),linear-gradient(45deg,#e6e9f2 25%,#0000 25% 75%,#e6e9f2 75%);background-position:0 0,7px 7px;background-size:14px 14px}.sig-preview.erasing{cursor:crosshair;box-shadow:0 0 0 2px #dc262659}.control-row{color:var(--muted);align-items:center;gap:9px;margin-top:11px;font-size:12.5px;display:flex}.control-row input[type=range],.control-row select{flex:1}.btn-row{flex-wrap:wrap;gap:6px}.btn-row button{padding:5px 9px;font-size:12px}.checkbox-row{cursor:pointer;align-items:flex-start;gap:7px;display:flex}.date-controls{flex-direction:column;gap:11px;display:flex}.scope-chip{color:var(--dim);background:var(--bg-2);border:1px solid var(--border);border-radius:999px;align-self:flex-start;padding:3px 10px;font-size:11px;font-weight:600;transition:color .2s,background .2s,border-color .2s}.scope-chip.on{color:var(--accent);background:var(--accent-soft);border-color:#c9cdff}.field-stack{flex-direction:column;gap:5px;min-width:0;display:flex}.field-stack>label{text-transform:uppercase;letter-spacing:.07em;color:var(--dim);font-size:11px;font-weight:600}.field-stack select{width:100%}.field-pair{align-items:flex-end;gap:10px;display:flex}.field-pair .grow{flex:1}.size-field{flex-shrink:0;width:86px}.size-input{border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:#fff;align-items:center;gap:6px;padding-right:9px;transition:border-color .15s;display:flex}.size-input:hover,.size-input:focus-within{border-color:var(--accent)}.size-input input{background:0 0;border:none;width:100%;padding:7px 0 7px 10px}.size-input input:focus-visible{outline:none}.size-input span{color:var(--dim);font-size:11.5px}.date-preview{color:#111;border:1.5px dashed var(--border-strong);border-radius:var(--radius-sm);text-align:center;text-overflow:ellipsis;white-space:nowrap;background:#fff;padding:12px 10px 14px;line-height:1.1;position:relative;overflow:hidden;box-shadow:inset 0 1px 3px #171a2b0d}.date-preview:after{content:"preview";letter-spacing:.12em;text-transform:uppercase;color:var(--dim);font-family:Inter Variable,Inter,system-ui,sans-serif;font-size:9px;position:absolute;top:3px;right:8px}.main-tools{top:var(--topbar-offset);z-index:30;background:var(--bg);flex-direction:column;align-items:center;width:100%;margin-bottom:8px;padding:12px 0 14px;display:flex;position:sticky}.main-tools:after{content:"";pointer-events:none;background:linear-gradient(180deg, var(--bg), transparent);height:12px;position:absolute;bottom:-12px;left:0;right:0}.toolbar{border:1px solid var(--border);box-shadow:var(--shadow-soft);background:#fff;border-radius:999px;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px 12px;width:fit-content;max-width:100%;margin:0;padding:9px 12px;display:flex;position:static}.toolbar-actions{flex-wrap:wrap;align-items:center;gap:8px;min-width:0;display:flex}.mode-group{gap:5px;min-width:0;display:flex}.seg{background:var(--bg-2);border-radius:999px;padding:4px}.seg button{background:0 0;border:none;border-radius:999px;padding:7px 13px}.seg button.active{background:var(--accent-grad);color:#fff;box-shadow:0 2px 10px #4f46e559}.export-btn{white-space:nowrap;border-radius:999px;padding:9px 18px}.export-label-short{display:none}.pages{flex-direction:column;align-items:center;gap:26px;width:100%;display:flex}.page-block{max-width:100%}.page-header{color:var(--dim);justify-content:space-between;align-items:center;margin-bottom:6px;font-size:12px;display:flex}.page-chip{border:1px solid var(--border);background:#fff;border-radius:999px;padding:2px 10px;font-size:11.5px}.page-wrapper{box-shadow:var(--shadow-page);background:#fff;border-radius:4px;position:relative;overflow:hidden}.page-wrapper.mode-signature,.page-wrapper.mode-date{cursor:crosshair}.page-wrapper canvas{display:block}.page-loading{color:var(--dim);background:repeating-linear-gradient(-45deg,#f7f8fc,#f7f8fc 12px,#f1f3f9 12px 24px);justify-content:center;align-items:center;gap:10px;font-size:13px;display:flex;position:absolute;inset:0}.spinner{border:2px solid #4f46e540;border-top-color:var(--accent);border-radius:50%;width:16px;height:16px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.ghost{pointer-events:none;opacity:.55;filter:drop-shadow(0 2px 6px #4f46e559);z-index:4;position:absolute}.ghost-date{color:#111;white-space:nowrap;background:#4f46e514;outline:1px dashed #4f46e599;padding:0 3px;transform:translate(-50%,-50%)}.hero{text-align:center;max-width:860px;margin:6vh auto 0;padding:0 8px}.hero h1{letter-spacing:-.03em;margin:0 0 16px;font-size:clamp(30px,5vw,52px);font-weight:800;line-height:1.08}.grad-text{background:linear-gradient(120deg,#4f46e5,#9333ea 65%,#0891b2);color:#0000;-webkit-background-clip:text;background-clip:text}.hero-sub{color:var(--muted);max-width:560px;margin:0 auto 30px;font-size:16.5px;line-height:1.6}.hero .dropzone{background:#fff;max-width:520px;margin:0 auto;padding:42px 24px}.feature-grid{text-align:left;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:44px 0 0;display:grid}.feature{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px;transition:transform .2s,border-color .2s,box-shadow .2s}.feature:hover{border-color:#c9cdff;transform:translateY(-3px);box-shadow:0 10px 26px #4f46e51a}.feature svg{color:var(--accent)}.feature h3{margin:10px 0 6px;font-size:14.5px}.feature p{color:var(--muted);margin:0;font-size:12.5px;line-height:1.55}.howto{text-align:left;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);max-width:640px;margin:56px auto 0;padding:22px 26px}.howto h2{letter-spacing:-.01em;margin:0 0 12px;font-size:20px}.howto ol{color:var(--muted);margin:0;padding-left:20px;font-size:14px;line-height:1.7}.howto li{margin-bottom:8px}.howto strong{color:var(--text)}.faq{text-align:left;max-width:640px;margin:36px auto 40px}.faq h2{letter-spacing:-.01em;text-align:center;margin-bottom:14px;font-size:20px}.faq details{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:9px;padding:13px 16px}.faq summary{cursor:pointer;color:var(--text);font-size:14px;font-weight:600}.faq p{color:var(--muted);margin:10px 0 2px;font-size:13.5px;line-height:1.6}.placement{touch-action:none;cursor:move;-webkit-user-select:none;user-select:none;z-index:5;position:absolute}.placement img{pointer-events:none;width:100%;height:100%;display:block}.placement .date-text{white-space:nowrap;width:100%;height:100%;line-height:1.2;display:block;overflow:visible}.placement .date-input{font:inherit;border:1px solid var(--accent);background:#fff;border-radius:3px;width:max-content;min-width:100%;padding:0 2px;line-height:1.2}.placement.selected{outline:1.5px solid var(--accent);outline-offset:1px}.placement:not(.selected):hover{outline-offset:1px;outline:1.5px dashed #4f46e5a6}.handle{border:2px solid var(--accent);z-index:6;background:#fff;border-radius:50%;width:15px;height:15px;position:absolute;box-shadow:0 1px 4px #171a2b40}.handle.resize{cursor:nwse-resize;bottom:-9px;right:-9px}.handle.rotate{cursor:grab;margin-left:-7.5px;top:-32px;left:50%}.rotate-stem{background:var(--accent);pointer-events:none;width:2px;height:19px;position:absolute;top:13px;left:50%}.handle.delete{width:21px;height:21px;color:var(--danger);border-color:var(--danger);background:#fff;justify-content:center;align-items:center;padding:0;font-size:14px;line-height:1;display:flex;top:-11px;right:-11px}.handle.delete:hover{background:#fff;transform:scale(1.12)}.rot-badge{background:var(--text);color:#fff;pointer-events:none;border-radius:5px;padding:1px 6px;font-size:11px;position:absolute;bottom:-24px;left:50%;transform:translate(-50%)}.ad-slot{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:10px;overflow:hidden}.ad-label{text-transform:uppercase;letter-spacing:.1em;color:var(--dim);margin-bottom:6px;font-size:10px;display:block}.ad-footer{width:100%;max-width:900px;margin-top:28px}.toast{bottom:calc(18px + var(--safe-bottom));z-index:70;background:var(--text);color:#fff;text-align:center;border-radius:999px;max-width:min(92vw,560px);padding:11px 20px;font-size:13.5px;line-height:1.4;animation:.25s ease-out toast-in;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 10px 30px #171a2b4d}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%)}}.confetti-canvas{z-index:80;pointer-events:none;position:fixed;inset:0}.footer{padding:18px max(20px, var(--safe-right)) calc(26px + var(--safe-bottom)) max(20px, var(--safe-left));border-top:1px solid var(--border);color:var(--muted);text-align:center;background:#fff;flex-wrap:wrap;justify-content:center;gap:6px 18px;font-size:12px;display:flex}.footer-dim{color:var(--dim)}@media (width<=900px){.layout{flex-direction:column}.main{order:1;padding:0 12px 40px}.sidebar{border-right:none;border-top:1px solid var(--border);width:100%;height:auto;max-height:none;padding:14px 12px calc(24px + var(--safe-bottom));background:#ffffffeb;border-bottom:none;order:2;position:static;overflow:visible}.brand-tag,.privacy-pill-full{display:none}.privacy-pill-short{display:inline}.desktop-only{display:none!important}.mobile-only{display:block!important}.main-tools{top:var(--topbar-offset);margin-bottom:4px;padding:10px 0 8px}.toolbar{border-radius:16px;justify-content:space-between;gap:8px;width:100%;max-width:560px;padding:8px}.mode-group.seg{flex:auto;min-width:0}.mode-group.seg button{flex:1;justify-content:center;min-height:40px;padding:8px 10px}.toolbar-actions{flex:100%;justify-content:space-between}.export-btn{flex:1;justify-content:center;min-height:42px;margin-left:0}.export-label-full{display:none}.export-label-short{display:inline}.field-pair{flex-direction:column;align-items:stretch;gap:11px}.size-field{width:100%}.sig-compare{flex-direction:column}.hero{margin-top:4vh;padding:0 2px}.hero h1{font-size:clamp(26px,8vw,40px)}.hero-sub{margin-bottom:22px;font-size:15px}.hero .dropzone{padding:28px 16px}.feature-grid{grid-template-columns:1fr;margin-top:28px}.howto,.faq{max-width:none;margin-left:0;margin-right:0}.howto{margin-top:36px;padding:18px 16px}.faq summary,.faq p{overflow-wrap:anywhere}.pages{gap:18px}.page-wrapper{max-width:100%}.page-wrapper canvas{max-width:100%;height:auto}}@media (width<=480px){:root{--topbar-h:54px}.brand-name{font-size:15.5px}.brand-mark{width:30px;height:30px}.privacy-pill{padding:4px 9px;font-size:11px}.toolbar .seg button span{font-size:12px}.date-preview{white-space:normal;overflow-wrap:anywhere}.footer{flex-direction:column;align-items:center;gap:4px}}@media (pointer:coarse){button,.seg button,.dropzone{min-height:40px}.handle{width:22px;height:22px}.handle.resize{bottom:-12px;right:-12px}.handle.rotate{margin-left:-11px;top:-36px}.handle.delete{width:28px;height:28px;font-size:16px;top:-12px;right:-12px}.sig-pad-canvas,.sig-pad-frame{max-height:140px}}