:root{color:#1a1a1a;background:#fafafa;font-family:system-ui,-apple-system,Apple SD Gothic Neo,Noto Sans KR,sans-serif}main{max-width:640px;margin:0 auto;padding:24px 16px}form,label{gap:8px;display:grid}form{gap:16px}input,textarea,button{font:inherit;border:1px solid #ccc;border-radius:8px;padding:10px 12px}button{color:#fff;cursor:pointer;background:#1f4fd8;border:none}button.secondary{color:#1a1a1a;background:#e6e6e6}canvas#pad{touch-action:none;background:#fff;border:1px dashed #999;border-radius:8px;width:100%;height:auto}.row{justify-content:flex-end;gap:8px;margin-top:8px;display:flex}.hint,.small{color:#666;font-size:.875rem}.beta-badge{color:#8a5a00;background:#fff4d6;border-radius:999px;width:fit-content;margin:12px auto 0;padding:2px 10px;font-size:.75rem;font-weight:600}header.brand{color:#32348f;align-items:center;gap:8px;max-width:640px;margin:0 auto;padding:12px 16px 0;font-weight:700;display:flex}header.brand img{border-radius:8px}header.brand .beta-badge{margin:0 0 0 4px}footer.version{text-align:center;color:#999;padding:16px 0 24px;font-size:.75rem}main.sign{padding-bottom:96px}.message{white-space:pre-wrap;background:#fff;border-left:3px solid #1f4fd8;padding:8px 12px}.pages{gap:12px;display:grid}.pdf-page{background:#fff;position:relative;box-shadow:0 1px 4px #00000026}.pdf-page canvas{width:100%;height:auto;display:block}.field{box-sizing:border-box;color:#1f4fd8;background:#1f4fd81f;border:2px dashed #1f4fd8;border-radius:4px;padding:0;font-size:clamp(.625rem,2.4vw,.875rem);font-weight:600;position:absolute}div.field{color:#666;background:#0000000a;border-color:#999}.sticky-bar{padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:#fafafaf2;border-top:1px solid #ddd;justify-content:center;display:flex;position:fixed;bottom:0;left:0;right:0}.sticky-bar button{width:100%;max-width:640px;font-weight:600}dialog.sheet{border:none;border-radius:12px;width:min(640px,100vw - 24px);padding:16px}dialog.sheet::backdrop{background:#0006}.error{color:#b00020}pre{white-space:pre-wrap;word-break:break-all;background:#fff;border-radius:8px;padding:12px}header.brand a.home{color:inherit;align-items:center;gap:8px;text-decoration:none;display:flex}main.landing h1{margin:16px 0 8px;font-size:1.75rem;line-height:1.3}main.landing h2{margin:32px 0 8px;font-size:1.2rem}main.landing .lead{color:#333;font-size:1.05rem;line-height:1.6}main.landing li,main.landing p{line-height:1.6}a.cta{color:#fff;background:#1f4fd8;border-radius:8px;padding:12px 20px;font-weight:600;text-decoration:none;display:inline-block}section.send{background:#fff;border:1px solid #e3e3e3;border-radius:12px;padding:16px}section.send h2{margin-top:0}.faq details{background:#fff;border:1px solid #e3e3e3;border-radius:8px;margin:8px 0;padding:10px 12px}.faq summary{cursor:pointer;font-weight:600}nav.more ul{padding-left:18px}nav.more a,footer.links a{color:#1f4fd8}footer.links{color:#666;text-align:center;max-width:640px;margin:0 auto;padding:8px 16px 0;font-size:.875rem}main.legal h1{font-size:1.5rem}main.legal table{border-collapse:collapse;background:#fff;width:100%;font-size:.875rem;display:block;overflow-x:auto}main.legal th,main.legal td{text-align:left;vertical-align:top;border:1px solid #e3e3e3;padding:6px 8px}main.legal th{background:#f3f3f3}mark.todo{color:#5c3d00;background:#ffe066;border-radius:3px;padding:0 2px;font-weight:600}.draft-note{color:#666;font-size:.875rem}