:root{font-family:system-ui,-apple-system,"Noto Sans KR",sans-serif;color:#172033;background:#f6f8fc;--blue:#0b57d0;--line:#dce3ef;--muted:#6b7280}*{box-sizing:border-box}body{margin:0;background:#f6f8fc}button,input,select,textarea{font:inherit}button{cursor:pointer}.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2}.topin,.main,.navin{max-width:720px;margin:auto}.topin{padding:18px 20px 14px}.eyebrow{font-size:12px;color:var(--blue);font-weight:700}.brand{font-size:22px;font-weight:800;margin-top:3px}.main{padding:18px 16px 100px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;margin-bottom:14px;box-shadow:0 3px 14px #1a4a7a0a}.hero{background:linear-gradient(135deg,#0b57d0,#4e8df7);color:#fff;border:0}.hero h1{margin:0 0 7px;font-size:24px}.hero p{margin:0;opacity:.9}.datebar{display:flex;gap:8px;overflow:auto;margin-bottom:14px}.datebtn,.roombtn{border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;white-space:nowrap}.datebtn.active,.roombtn.active{background:#e8f0fe;border-color:#8ab4f8;color:var(--blue);font-weight:700}.roomgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.roomcard{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff}.roomcard.primary{border:2px solid var(--blue)}.roomtitle{font-size:18px;font-weight:800}.tag{display:inline-block;font-size:12px;background:#eef3fb;color:#52657e;border-radius:999px;padding:4px 8px;margin-top:7px}.schedule{margin-top:12px}.slot{display:flex;gap:10px;border-top:1px solid #edf0f5;padding:11px 0}.slot:first-child{border-top:0}.time{width:92px;color:#596579;font-size:13px}.free{color:#188038;font-weight:700}.busy{color:#b3261e}.field{margin:12px 0}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd5e1;border-radius:10px;padding:11px 12px;background:#fff}.field textarea{min-height:70px;resize:vertical}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:10px}.primarybtn{width:100%;border:0;background:var(--blue);color:white;border-radius:12px;padding:13px;font-weight:800}.secondary{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px}.notice{padding:12px;border-radius:10px;background:#fff8e1;color:#6b4e00;font-size:13px}.nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);z-index:3}.navin{display:grid;grid-template-columns:repeat(3,1fr)}.nav button{border:0;background:transparent;padding:12px 4px;color:#758195}.nav button.active{color:var(--blue);font-weight:800}.empty{color:var(--muted);padding:15px 0;text-align:center}.result{background:#edf7ed;border:1px solid #b7dfb9;border-radius:12px;padding:14px}.danger{color:#b3261e}.small{font-size:13px;color:var(--muted)}@media(min-width:700px){.main{padding-top:26px}.topin{padding-left:0;padding-right:0}}