:root{--rs-orange:#ff6b00;--rs-orange-dark:#e65f00;--rs-graphite:#333638;--rs-gray:#6b6f72;--rs-bg:#f4f6f8;--rs-card:#fff;--rs-border:#dfe5eb;--rs-shadow:0 12px 30px #1e262e1a;color:var(--rs-graphite);background:var(--rs-bg);font-family:Inter,Arial,sans-serif}*{box-sizing:border-box}body{background:var(--rs-bg);margin:0}.rs-app{min-height:100vh}.rs-header{border-bottom:1px solid var(--rs-border);z-index:10;background:#fff;justify-content:space-between;align-items:center;height:78px;padding:0 32px;display:flex;position:sticky;top:0}.rs-brand{align-items:center;gap:14px;display:flex}.rs-logo{object-fit:contain;width:48px;height:48px}.rs-brand-title{font-size:24px;font-weight:800}.rs-brand-title span,.rs-sign-text span{color:var(--rs-orange)}.rs-brand-subtitle{color:var(--rs-gray);margin-top:2px;font-size:13px}.rs-security-badge{border:1px solid var(--rs-border);color:var(--rs-orange-dark);background:#fff7f0;border-radius:999px;align-items:center;gap:8px;padding:10px 14px;font-weight:700;display:flex}.rs-main{max-width:1440px;margin:0 auto;padding:28px}.rs-hero{border:1px solid var(--rs-border);box-shadow:var(--rs-shadow);background:linear-gradient(135deg,#fff,#fff5ec);border-radius:24px;justify-content:space-between;align-items:center;gap:24px;padding:30px;display:flex}.rs-hero h1{margin:0 0 10px;font-size:38px}.rs-hero p{color:var(--rs-gray);max-width:760px;margin:0;line-height:1.5}.rs-primary-button,.rs-secondary-button{cursor:pointer;border:0;border-radius:14px;padding:14px 18px;font-weight:800}.rs-primary-button{background:var(--rs-orange);color:#fff;font-size:16px}.rs-secondary-button{background:var(--rs-graphite);color:#fff;width:100%;margin-top:10px}.rs-workspace{grid-template-columns:330px 1fr;gap:22px;margin-top:24px;display:grid}.rs-panel,.rs-canvas-card,.rs-step{background:var(--rs-card);border:1px solid var(--rs-border);box-shadow:var(--rs-shadow);border-radius:22px}.rs-panel{padding:20px}.rs-panel h2{margin-top:0}.rs-panel label{margin:14px 0 6px;font-size:13px;font-weight:700;display:block}.rs-panel input,.rs-panel select{border:1px solid var(--rs-border);background:#fff;border-radius:12px;width:100%;margin-top:6px;padding:12px;font-size:14px}.rs-canvas-card{min-height:520px;overflow:hidden}.rs-canvas-toolbar{border-bottom:1px solid var(--rs-border);justify-content:space-between;align-items:center;gap:12px;height:56px;padding:0 18px;font-weight:800;display:flex}.rs-canvas-toolbar button{border:1px solid var(--rs-border);background:#fff;border-radius:999px;padding:8px 14px}.rs-canvas-placeholder{background:linear-gradient(160deg,#b8c0c7,#e3e6e9 35%,#9fa7ad 36%,#cdd3d8);justify-content:center;align-items:center;height:464px;display:flex;position:relative;overflow:hidden}.rs-watermark-pattern{opacity:.08;color:var(--rs-orange);letter-spacing:40px;justify-content:center;align-items:center;font-size:96px;font-weight:900;display:flex;position:absolute;inset:-40px;transform:rotate(-18deg)}.rs-sign-preview{filter:drop-shadow(14px 18px 10px #00000052);align-items:center;gap:20px;display:flex;position:relative}.rs-sign-logo{border:8px solid var(--rs-orange);width:96px;height:96px;color:var(--rs-graphite);background:#fff;border-radius:50%;place-items:center;font-size:38px;font-weight:900;display:grid}.rs-sign-text{color:#fff;-webkit-text-stroke:1px #0000002e;font-size:68px;font-weight:900}.rs-steps{grid-template-columns:repeat(6,1fr);gap:14px;margin-top:22px;display:grid}.rs-step{padding:18px}.rs-step svg{color:var(--rs-orange)}.rs-step h3{margin:10px 0 6px}.rs-step p{color:var(--rs-gray);margin:0;font-size:13px;line-height:1.35}@media (width<=980px){.rs-workspace{grid-template-columns:1fr}.rs-steps{grid-template-columns:repeat(2,1fr)}.rs-header{padding:0 16px}.rs-hero{flex-direction:column;align-items:flex-start}}.rs-checkbox-row{cursor:pointer;align-items:center;gap:10px;display:flex!important}.rs-checkbox-row input{width:auto!important;margin:0!important}.rs-toolbar-actions{gap:8px;display:flex}.rs-canvas-toolbar button.active{background:var(--rs-orange);color:#fff;border-color:var(--rs-orange)}.rs-canvas-placeholder.is-night{background:linear-gradient(160deg,#111820,#242b33 35%,#10151a 36%,#202833)}.rs-canvas-placeholder.is-night:after{content:"";pointer-events:none;background:#00000040;position:absolute;inset:0}.rs-frame{opacity:.95;filter:drop-shadow(8px 10px 5px #00000047);width:68%;height:120px;position:absolute;top:50%;left:17%;transform:translateY(-50%);background:0 0!important}.rs-frame span{border-radius:999px;height:10px;position:absolute;left:0;right:0}.rs-frame span:first-child{top:22px}.rs-frame span:last-child{bottom:22px}.rs-sign-lines{flex-direction:column;align-items:flex-start;gap:8px;line-height:.95;display:flex}.rs-sign-text{-webkit-text-stroke:1px #0000002e;position:relative;color:inherit!important}.rs-sign-text:before{content:attr(data-text)}.rs-sign-text-second{font-weight:800}.rs-uploaded-logo{object-fit:contain;width:110px;height:110px;filter:drop-shadow(8px 10px 0 var(--rs-side-color)) drop-shadow(12px 16px 8px #0000003d)}.rs-sign-logo{color:var(--rs-graphite);box-shadow:8px 10px 0 var(--rs-side-color)}.rs-tool-grid{grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0;display:grid}.rs-tool-grid button{border:1px solid var(--rs-border);cursor:pointer;background:#fff;border-radius:12px;padding:10px 8px;font-weight:800}.rs-tool-grid button.is-active{background:var(--rs-orange);border-color:var(--rs-orange);color:#fff}.rs-canvas-placeholder.has-facade{background:#222}.rs-facade-image{object-fit:cover;z-index:0;width:100%;height:100%;position:absolute;inset:0}.rs-canvas-placeholder>:not(.rs-facade-image){z-index:1}.rs-overlay-svg{pointer-events:none;width:100%;height:100%;position:absolute;inset:0;z-index:3!important}.rs-measure-line{stroke:#ff6b00;stroke-width:3px;stroke-dasharray:8 6}.rs-point{fill:#ff6b00;stroke:#fff;stroke-width:2px}.rs-wall-polygon{fill:#ff6b001f;stroke:#ff6b00cc;stroke-width:2px}.rs-status-pill{color:var(--rs-graphite);border:1px solid var(--rs-border);box-shadow:var(--rs-shadow);background:#ffffffeb;border-radius:999px;padding:10px 14px;font-weight:800;position:absolute;bottom:18px;left:18px;z-index:5!important}.rs-panel input[type=file]{cursor:pointer;background:#fff7f0;border-color:#ff6b0040}