:root{--bg:#f4f7f8;--ink:#0f1f24;--mute:#5b6b70;--line:#e2e8ea;--card:#fff;--brand:#0e8a7e;--brand-d:#0a6e64;--soft:#e6f4f2;--accent:#0e8a7e;--bad:#a3322b;--ok:#0e8a7e;--r:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 "Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;padding-bottom:76px}
h1,h2,h3{line-height:1.2;margin:0 0 .4em;font-weight:800}
h3{font-size:1.1rem}
a{color:var(--brand)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
.demo{background:var(--soft);color:var(--brand-d);font-size:.8rem;text-align:center;padding:6px 12px}
/* header in the style of option A, colours of option B */
header.hero{text-align:center;padding:40px 16px 48px;background:radial-gradient(circle at 10px 10px,#cfe7e3 2px,transparent 3px) 0 0/22px 22px,var(--soft);border-bottom:3px double #bfdcd7}
.hero small{letter-spacing:.18em;text-transform:uppercase;color:var(--brand);font-weight:800;font-size:.75rem}
.hero h1{font-family:Lora,Georgia,serif;font-weight:700;font-size:clamp(2rem,6vw,2.9rem);margin:8px 0}
.hero p{color:var(--mute);margin:0 auto;max-width:56ch}
.rate{display:inline-block;background:#fff7e0;color:#8a6200;border-radius:999px;padding:2px 10px;font-size:.85rem;font-weight:700;white-space:nowrap}
.panel{background:var(--card);border-radius:var(--r);padding:16px;box-shadow:0 2px 12px #0f1f240f}
.searchbox{margin-top:-28px;position:relative}
.search{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:10px;align-items:end}
label{display:block;font-size:.78rem;color:var(--mute);margin-bottom:4px;font-weight:600}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:12px;font:inherit;background:var(--bg);color:var(--ink)}
input:focus,select:focus,textarea:focus,button:focus-visible{outline:3px solid #0e8a7e55;outline-offset:1px}
button,.btn{font:inherit;cursor:pointer;border:0;border-radius:12px;padding:11px 16px;background:var(--brand);color:#fff;font-weight:700;text-decoration:none;display:inline-block}
button:hover,.btn:hover{background:var(--brand-d)}
button.ghost{background:transparent;color:var(--brand);border:1px solid var(--line)}
button.ghost:hover{background:var(--soft)}
button.danger{background:var(--bad)}button.small{padding:6px 12px;font-size:.85rem;border-radius:999px}
button:disabled{opacity:.55;cursor:not-allowed}
.quick{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.info{list-style:none;padding:0;margin:14px 0;display:flex;gap:8px;overflow-x:auto}.info li{flex:0 0 auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:7px 12px;font-size:.82rem}
.rooms{display:flex;flex-direction:column;gap:12px;margin:14px 0}
.room{display:grid;grid-template-columns:130px 1fr;padding:0;overflow:hidden}
.room .pic{min-height:170px;display:flex;align-items:flex-end;padding:10px;color:#ffffffdd;font-weight:700;font-size:.85rem}
.room:nth-child(3n+1) .pic{background:linear-gradient(160deg,#bfe6e1,#5fb8ad)}.room:nth-child(3n+2) .pic{background:linear-gradient(160deg,#d6ecf0,#3f9fb0)}.room:nth-child(3n) .pic{background:linear-gradient(160deg,#cfe0d8,#2f7d6e)}
.room .bd{padding:12px 14px;display:flex;flex-direction:column;gap:6px}
.room h3{margin:0}.cap{color:var(--brand);font-weight:700;font-size:.85rem}
.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{font-size:.72rem;background:var(--bg);border-radius:8px;padding:3px 8px;color:var(--mute)}
.row2{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.price{font-size:1.15rem;font-weight:800}.price small{font-weight:400;color:var(--mute);font-size:.78rem}
.rates{font-size:.82rem;color:var(--mute)}
.msg{padding:11px 14px;border-radius:12px;margin:12px 0}.msg.err{background:#a3322b14;color:var(--bad)}.msg.ok{background:var(--soft);color:var(--brand-d)}.msg.info{background:#eef1f2}
dialog{border:0;border-radius:var(--r);padding:0;max-width:520px;width:calc(100% - 24px);box-shadow:0 20px 60px #0004}
dialog::backdrop{background:#0006}
.dlg{padding:20px}.dlg .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dlg .full{grid-column:1/-1}
.hp{position:absolute;left:-9999px}
footer{padding:20px 0 30px;color:var(--mute);font-size:.88rem}
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0}
.how div{background:#fff;border-radius:var(--r);padding:14px;font-size:.9rem}.how b{display:block;font-size:1.2rem;color:var(--brand)}
body>.bar{margin:0;flex-wrap:nowrap;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);padding:10px 16px;display:flex;justify-content:space-between;align-items:center;gap:10px;z-index:5;font-size:.9rem}
@media(max-width:640px){.search{grid-template-columns:1fr 1fr}.search button{grid-column:1/-1}.how{grid-template-columns:1fr}.dlg .row{grid-template-columns:1fr}}
@media(max-width:420px){.room{grid-template-columns:1fr}.room .pic{min-height:110px}}
/* admin */
.bar{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:14px 0}
.tabs{display:flex;gap:6px;flex-wrap:wrap}.tabs button{background:transparent;color:var(--ink);border:1px solid var(--line)}.tabs button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{font-size:.78rem;color:var(--mute);text-transform:uppercase;letter-spacing:.04em}
.tw{overflow-x:auto}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:.75rem;font-weight:700}
.b-pending{background:#b8862f26;color:#7c5a14}.b-confirmed{background:#0e8a7e26;color:#0a5e56}.b-checked_in{background:#2a5fa626;color:#1d4577}.b-checked_out{background:#6b6b6b22;color:#444}.b-cancelled{background:#a3322b1f;color:#8a2a24}
.cal{overflow-x:auto}.cal table{min-width:900px;table-layout:fixed}.cal th.d{text-align:center;padding:4px 0;font-size:.7rem}.cal td{padding:0;height:34px;border:1px solid var(--line)}.cal td.name{width:130px;padding:6px 8px;font-weight:600;background:#fff;position:sticky;left:0}
.c-pending{background:#e8c97a}.c-confirmed{background:#7fc4bb}.c-checked_in{background:#7ea6d6}.c-block{background:#bbb;background-image:repeating-linear-gradient(45deg,#0001 0 6px,transparent 6px 12px)}.cal td.cell{cursor:pointer}.cal td.cell:hover{outline:2px solid var(--brand)}
.legend{display:flex;gap:14px;font-size:.82rem;flex-wrap:wrap;margin:8px 0}.legend i{display:inline-block;width:14px;height:14px;border-radius:3px;margin-right:5px;vertical-align:-2px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:700px){.grid2{grid-template-columns:1fr}}