:root{font-family:Arial,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;color:#303b4b;background:#f7f8fa;font-synthesis:none;--purple:#5137ed;--border:#d5d9e0}*{box-sizing:border-box}body{margin:0;padding:56px 20px}button,input,select{font:inherit}button{cursor:pointer;transition:background .15s,box-shadow .15s}button:disabled{cursor:wait;opacity:.6}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #b4a5ff;outline-offset:3px}.app{max-width:884px;margin:auto;border-radius:17px;background:white;overflow:hidden;box-shadow:0 7px 24px #26334b0b;border:1px solid #e9ecf0}header{position:relative;background:linear-gradient(110deg,#402be8,#7c12fa);padding:24px 24px 27px;text-align:center;color:white}h1{margin:0 0 10px;font-size:28px;letter-spacing:-1.2px;font-weight:800}h1 span{font-size:34px;vertical-align:-2px}header p{margin:0;color:#e1d9ff;font-size:15px}.admin{position:absolute;right:16px;top:15px;border:0;border-radius:7px;background:#ffffff30;color:white;padding:8px 10px;font-size:11px}.admin:hover{background:#ffffff45}.content{padding:31px}.rules{background:#edf1ff;border-left:4px solid #6453ed;border-radius:0 13px 13px 0;padding:17px 17px;color:#373b70;font-size:13px;line-height:1.85}.rules strong{font-size:14px}.rules ul{list-style:none;padding:0;margin:2px 0 0}.rules li:before{content:'·';margin-right:9px;font-weight:bold}.demo{font-size:11px;color:#7b8190;display:flex;align-items:center;gap:6px;margin:15px 0 7px}.dot{width:6px;height:6px;border-radius:50%;background:#a099c7}.tabs{display:flex;border-bottom:2px solid #f0f1f4;margin:0 0 26px}.tabs button{width:50%;background:none;border:0;padding:19px 5px 17px;color:#727d8a;font-weight:700;font-size:15px;margin-bottom:-2px;border-bottom:2px solid transparent}.tabs button[aria-selected=true]{color:var(--purple);border-bottom-color:var(--purple)}.tabs button:hover{background:#faf9ff}.grid{display:grid;grid-template-columns:1fr 1fr;gap:21px 16px}label{display:flex;flex-direction:column;gap:8px;font-weight:600;font-size:13px}input,select{width:100%;border:1px solid var(--border);border-radius:11px;padding:14px 15px;min-height:48px;color:#333d49;background:#fff;font-size:15px;box-shadow:0 1px 2px #1720330c}input::placeholder{color:#9c9fa7}select{padding-right:28px}.date-box{margin-top:21px;background:#f8f9fb;border:1px solid #e6e8ed;padding:17px;border-radius:12px}.date-box label{display:block}.date-box select{display:block;margin-top:11px;border-color:#a79ce9;box-shadow:0 0 0 1px #dcd7fb}.date-box p{font-size:12px;color:#7c6c31;line-height:1.7;margin:11px 0 0}.purple{color:var(--purple)}.primary{background:var(--purple);border:0;color:white;border-radius:10px;padding:14px 22px;font-weight:700}.primary:hover{background:#4428d3}.submit{margin:22px 0 0;width:100%;min-height:52px;font-size:16px;position:relative}.submit span{position:absolute;right:22px}.lookup{margin-top:32px;padding-top:25px;border-top:1px solid #e9ebf0}h2{font-size:18px;margin:0;font-weight:700;letter-spacing:-.5px}.lookup>p{color:#9197a2;font-size:12px;margin:9px 0 15px}.search{display:flex;gap:10px}.search-btn{flex-shrink:0;background:#303a4c;color:white;border:0;border-radius:10px;padding:0 26px}.search-btn:hover{background:#172132}.message{padding:13px;border-radius:8px;font-size:13px;background:#eef9f2;color:#22764b;line-height:1.7}.message.error{background:#fff0f0;color:#b33030}.result-card{border:1px solid #e3e5eb;border-radius:10px;margin-top:13px;padding:16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.result-card strong{font-size:14px}.result-card p{font-size:12px;color:#777f90;margin:8px 0 0}.outline{border:1px solid #dfe2e9;background:white;padding:9px 12px;border-radius:8px;font-size:12px;color:#596476}.outline:hover{background:#f4f3fd}.empty{padding:22px;text-align:center;font-size:13px;color:#8b91a0;background:#f8f9fb;border-radius:10px;margin-top:15px}.status-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.legend{display:flex;gap:17px;font-size:11px;margin:18px 0 25px;color:#9c9fa7}.legend span:first-child{color:#6652de}.legend span:nth-child(2){color:#c17c43}h3{font-size:16px;margin:25px 0 12px}.room-dot{color:#8c55e8;font-size:12px;margin-right:7px}.table-wrap{overflow-x:auto;border:1px solid #e3e5ec;border-radius:10px}table{border-collapse:collapse;width:100%;font-size:13px;text-align:center}th{background:#f5f6fa;color:#6b7484;padding:13px;font-size:12px}td{padding:10px;border-top:1px solid #eceef2}td:first-child{color:#677184;font-size:12px;width:30%}.available{border:0;background:#f0edff;border-radius:6px;color:#7051d2;font-size:12px;padding:8px 16px}.available:hover{background:#e1d9ff}.booked{display:block;background:#fff2e7;border-radius:6px;color:#a46a32;font-size:12px;padding:8px;overflow-wrap:anywhere}.unavailable{color:#b9bec7}.table-note,#refreshMessage{font-size:11px;color:#9098a5;text-align:center;margin-top:20px}footer{border-top:1px solid #f0f1f4;padding:21px 20px;text-align:center;color:#a0a6b3;font-size:11px}footer span{display:block;font-size:9px;letter-spacing:1.4px;margin-top:8px}dialog{border:0;border-radius:16px;padding:28px;max-width:430px;width:calc(100% - 32px);box-shadow:0 20px 80px #1b164b40;color:#3b4352}dialog::backdrop{background:#1f1d405c;backdrop-filter:blur(3px)}dialog p{font-size:13px;line-height:1.8;color:#7b8190}dialog label{margin-top:20px}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.danger{border:0;border-radius:8px;background:#d94b62;color:white;padding:12px 18px;font-size:13px}#cancelError{color:#c23a4c}#adminDialog .primary{width:100%;margin-top:12px}[hidden]{display:none!important}@media(max-width:650px){body{padding:18px 10px}.content{padding:22px 18px}header{padding:56px 14px 24px}h1{font-size:24px}h1 span{font-size:29px}header p{font-size:12px}.grid{grid-template-columns:1fr;gap:17px}.rules{font-size:12px;padding:13px}.tabs button{font-size:13px}.status-heading h2{font-size:15px}.available{padding:8px;font-size:11px}td{padding:8px 5px}.result-card{align-items:flex-start}.legend{gap:12px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}