:root{
  --bg:#f7f3ec; --card:#ffffff; --ink:#2b2620; --ink2:#6b6257; --line:#e7dfd2;
  --accent:#b4541f; --accent2:#8f3f12; --dark:#241f19; --cream:#f7f1e6;
  --green:#3e7a4e; --greenbg:#e9f2ea; --amber:#a87416; --amberbg:#f7eed9;
  --red:#a8402f; --redbg:#f6e6e2; --blue:#3d6b8e; --bluebg:#e7eff5;
  --radius:14px; --shadow:0 1px 3px rgba(43,38,32,.07),0 8px 24px rgba(43,38,32,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
.serif{font-family:Georgia,"Times New Roman",serif}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font:inherit;color:var(--ink);border:1px solid var(--line);border-radius:9px;padding:8px 10px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #d9a276;border-color:#d9a276}
/* ---------- top bar ---------- */
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:14px;padding:10px 18px;background:rgba(247,243,236,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px}
.brandMark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,#b4541f,#7d3a10);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px}
.demoPill{font-size:11px;font-weight:600;color:var(--ink2);border:1px solid var(--line);border-radius:99px;padding:2px 9px;background:#fff}
.viewToggle{display:flex;background:#ece5d8;border-radius:99px;padding:3px;margin-left:auto}
.viewToggle button{padding:7px 16px;border-radius:99px;font-weight:600;font-size:13.5px;color:var(--ink2)}
.viewToggle button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.resetBtn{font-size:13px;color:var(--ink2);padding:7px 12px;border-radius:9px;border:1px solid var(--line);background:#fff}
.resetBtn:hover{color:var(--red);border-color:#dcc7c0}
/* ---------- guest view ---------- */
.hero{background:var(--dark);color:var(--cream);padding:46px 20px 56px;text-align:center}
.hero .kicker{letter-spacing:.22em;text-transform:uppercase;font-size:11px;color:#c9b89d;margin-bottom:10px}
.hero h1{font-size:44px;font-weight:400;letter-spacing:.01em}
.hero p.tag{color:#bdb2a0;margin-top:8px;font-size:15px}
.hoursPill{display:inline-flex;gap:8px;align-items:center;margin-top:18px;border:1px solid #4a4338;border-radius:99px;padding:7px 16px;font-size:13px;color:#d8cdb9}
.dotOpen{width:8px;height:8px;border-radius:50%;background:#7fbf8e;display:inline-block}
.guestGrid{max-width:1060px;margin:-30px auto 50px;padding:0 18px;display:grid;grid-template-columns:1.45fr 1fr;gap:18px;align-items:start}
@media(max-width:860px){.guestGrid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
/* chat */
.chatCard{display:flex;flex-direction:column;min-height:520px}
.chatHead{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line)}
.aiAvatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#b4541f,#7d3a10);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px}
.chatHead .t{font-weight:700;font-size:14.5px}
.chatHead .s{font-size:12px;color:var(--green);display:flex;align-items:center;gap:5px}
.chatLog{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px;max-height:430px}
.msg{max-width:82%;padding:10px 14px;border-radius:16px;font-size:14.5px;white-space:pre-line}
.msg.ai{background:#f3ede2;border-bottom-left-radius:5px;align-self:flex-start}
.msg.me{background:var(--dark);color:var(--cream);border-bottom-right-radius:5px;align-self:flex-end}
.msg .conf{display:block;margin-top:8px;padding:10px 12px;background:#fff;border:1px solid var(--line);border-radius:10px;font-size:13.5px}
.msg .conf b{font-size:15px}
.codeTag{display:inline-block;background:var(--dark);color:var(--cream);border-radius:6px;padding:1px 8px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;letter-spacing:.06em}
.chipRow{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 12px}
.chip{border:1.5px solid #d9a276;color:var(--accent2);border-radius:99px;padding:6px 14px;font-size:13.5px;font-weight:600;background:#fff}
.chip:hover{background:#fbf1e7}
.chatForm{display:flex;gap:9px;padding:12px 14px;border-top:1px solid var(--line)}
.chatForm input{flex:1}
.sendBtn{background:var(--accent);color:#fff;border-radius:9px;padding:0 18px;font-weight:700}
.sendBtn:hover{background:var(--accent2)}
.typing{display:inline-flex;gap:4px;padding:12px 16px}
.typing span{width:7px;height:7px;border-radius:50%;background:#b9a98e;animation:blink 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
/* form card */
.formCard{padding:20px}
.formCard h3{font-size:16px;margin-bottom:4px}
.formCard .sub{font-size:13px;color:var(--ink2);margin-bottom:14px}
.fRow{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}
.fRow.one{grid-template-columns:1fr}
.fLbl{font-size:12px;font-weight:700;color:var(--ink2);text-transform:uppercase;letter-spacing:.05em;display:block;margin-bottom:4px}
.bookBtn{width:100%;background:var(--dark);color:var(--cream);border-radius:10px;padding:12px;font-weight:700;margin-top:6px}
.bookBtn:hover{background:#000}
.formMsg{margin-top:12px;font-size:13.5px;border-radius:10px;padding:10px 12px;display:none}
.formMsg.ok{display:block;background:var(--greenbg);color:var(--green)}
.formMsg.err{display:block;background:var(--redbg);color:var(--red)}
.poweredBy{text-align:center;font-size:12px;color:var(--ink2);padding-bottom:30px}
/* ---------- owner view ---------- */
.ownerLayout{display:flex;min-height:calc(100vh - 53px)}
.sideNav{width:198px;flex-shrink:0;border-right:1px solid var(--line);padding:16px 10px;display:flex;flex-direction:column;gap:3px;background:#f2ecdf}
.sideNav button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:10px 12px;border-radius:10px;font-weight:600;font-size:14px;color:var(--ink2)}
.sideNav button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.sideNav button:hover:not(.on){background:#ece4d4}
.sideNav .nIc{width:20px;text-align:center}
.tabPane{flex:1;padding:24px 28px;max-width:1080px}
.paneTitle{font-size:22px;font-weight:800;margin-bottom:3px}
.paneSub{color:var(--ink2);font-size:14px;margin-bottom:20px}
@media(max-width:760px){.ownerLayout{flex-direction:column}.sideNav{width:100%;flex-direction:row;overflow-x:auto;border-right:none;border-bottom:1px solid var(--line)}.tabPane{padding:18px}}
/* stats */
.statRow{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:20px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat .v{font-size:26px;font-weight:800}
.stat .l{font-size:12.5px;color:var(--ink2);margin-top:2px}
.stat .d{font-size:12px;margin-top:4px;font-weight:600}
/* booking list */
.resList{display:flex;flex-direction:column;gap:8px}
.timeGroup{font-size:12.5px;font-weight:800;color:var(--ink2);letter-spacing:.06em;margin:14px 0 4px}
.resItem{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:11px 14px;flex-wrap:wrap}
.resTime{font-weight:800;font-size:15px;min-width:62px}
.resWho{flex:1;min-width:150px}
.resWho .n{font-weight:700}
.resWho .m{font-size:12.5px;color:var(--ink2)}
.badge{font-size:11.5px;font-weight:700;border-radius:99px;padding:3px 10px;white-space:nowrap}
.b-confirmed{background:var(--bluebg);color:var(--blue)}
.b-seated{background:var(--greenbg);color:var(--green)}
.b-completed{background:#eee9df;color:var(--ink2)}
.b-cancelled{background:#eee9df;color:var(--ink2);text-decoration:line-through}
.b-noshow{background:var(--redbg);color:var(--red)}
.risk{font-size:11.5px;font-weight:700;border-radius:99px;padding:3px 10px;cursor:help}
.r-low{background:var(--greenbg);color:var(--green)}
.r-med{background:var(--amberbg);color:var(--amber)}
.r-high{background:var(--redbg);color:var(--red)}
.resActs{display:flex;gap:6px;flex-wrap:wrap}
.aBtn{font-size:12.5px;font-weight:600;border:1px solid var(--line);border-radius:8px;padding:5px 10px;background:#fff;color:var(--ink2)}
.aBtn:hover{border-color:#c9b89d;color:var(--ink)}
.aBtn.warn:hover{color:var(--red);border-color:#dcc7c0}
.aBtn.go{background:var(--dark);color:var(--cream);border-color:var(--dark)}
.empty{padding:30px;text-align:center;color:var(--ink2);background:var(--card);border:1px dashed var(--line);border-radius:12px}
/* floor */
.floorCtl{display:flex;gap:10px;align-items:end;margin-bottom:16px;flex-wrap:wrap}
.floorCtl>div{width:170px}
.floorGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.tableCard{border-radius:12px;padding:13px 14px;border:1.5px solid var(--line);background:var(--card);cursor:pointer;transition:transform .08s}
.tableCard:hover{transform:translateY(-2px)}
.tableCard .tn{font-weight:800;display:flex;justify-content:space-between;align-items:center}
.tableCard .seats{font-size:12.5px;color:var(--ink2)}
.tableCard .occ{margin-top:8px;font-size:13px;font-weight:600}
.t-free{border-color:#bcd6c2;background:var(--greenbg)}
.t-reserved{border-color:#c4d4e2;background:var(--bluebg)}
.t-seated{border-color:#e0b9a0;background:#f8e9dd}
.legend{display:flex;gap:16px;margin-top:16px;font-size:13px;color:var(--ink2)}
.legend i{width:11px;height:11px;border-radius:3px;display:inline-block;margin-right:5px}
/* calendar */
.weekStrip{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-bottom:18px}
.dayCell{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center;cursor:pointer}
.dayCell.sel{border-color:var(--accent);outline:2px solid #ecc9ae}
.dayCell .dn{font-size:12px;font-weight:700;color:var(--ink2)}
.dayCell .dd{font-size:18px;font-weight:800;margin:2px 0}
.dayCell .bar{height:6px;border-radius:3px;background:#ece5d8;margin-top:6px;overflow:hidden}
.dayCell .bar i{display:block;height:100%;background:var(--accent)}
.dayCell .cv{font-size:11.5px;color:var(--ink2);margin-top:4px}
@media(max-width:760px){.weekStrip{grid-template-columns:repeat(4,1fr)}}
/* insights */
.aiCard{background:linear-gradient(135deg,#2c2117,#3d2a1a);color:#f0e7d8;border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}
.aiCard .h{display:flex;gap:9px;align-items:center;font-weight:700;margin-bottom:8px;color:#e8c9a8}
.aiCard p{font-size:14.5px;line-height:1.65}
.heatWrap{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:18px;overflow-x:auto}
.heatTitle{font-weight:700;margin-bottom:12px;font-size:14.5px}
.heat{display:grid;gap:3px;min-width:560px}
.heat .hCell{height:26px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--ink2)}
.recList{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.rec{display:flex;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:11px;padding:11px 14px;font-size:14px}
.rec .ic{flex-shrink:0}
/* owner chat */
.ownerChat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ownerChat .chatLog{max-height:260px;min-height:120px}
/* settings */
.setCard{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}
.setCard h4{font-size:15px;margin-bottom:12px}
.hourRow{display:grid;grid-template-columns:90px 1fr 1fr 80px;gap:10px;align-items:center;margin-bottom:8px;font-size:14px}
.tblRow{display:grid;grid-template-columns:1fr 110px 110px 40px;gap:10px;align-items:center;margin-bottom:8px}
.delX{color:var(--ink2);font-size:17px;text-align:center;border-radius:8px;padding:5px}
.delX:hover{color:var(--red);background:var(--redbg)}
.addRow{font-size:13.5px;font-weight:700;color:var(--accent2);padding:6px 0}
.saveBar{display:flex;gap:10px;align-items:center}
.primaryBtn{background:var(--accent);color:#fff;border-radius:10px;padding:11px 22px;font-weight:700}
.primaryBtn:hover{background:var(--accent2)}
.dangerBtn{border:1px solid #dcc7c0;color:var(--red);border-radius:10px;padding:10px 18px;font-weight:600;background:#fff}
/* modal & toast */
.modalBack{position:fixed;inset:0;background:rgba(36,31,25,.45);display:none;align-items:center;justify-content:center;z-index:100;padding:18px}
.modalBack.show{display:flex}
.modal{background:#fff;border-radius:16px;max-width:480px;width:100%;padding:24px;box-shadow:0 20px 60px rgba(0,0,0,.3);max-height:85vh;overflow-y:auto}
.modal h3{margin-bottom:10px;font-size:18px}
.modal .body{font-size:14.5px;color:#46403a;line-height:1.6}
.modal .body ul{margin:10px 0 10px 18px}
.modal .body li{margin-bottom:6px}
.msgPreview{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px;font-size:13.5px;margin:12px 0;white-space:pre-line}
.modalActs{display:flex;gap:10px;justify-content:flex-end;margin-top:16px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--dark);color:var(--cream);border-radius:99px;padding:11px 22px;font-size:14px;font-weight:600;box-shadow:0 8px 30px rgba(0,0,0,.3);transition:transform .25s;z-index:200}
.toast.show{transform:translateX(-50%) translateY(0)}
.hidden{display:none!important}
/* ---------- cloud additions ---------- */
.previewBanner{background:#3d2a1a;color:#f0e0c8;text-align:center;font-size:13px;padding:8px 14px}
.previewBanner b{color:#fff}
.authWrap{min-height:calc(100vh - 53px);display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.authCard{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:28px;width:100%;max-width:400px}
.authCard h2{font-size:20px;margin-bottom:4px}
.authCard .sub{color:var(--ink2);font-size:14px;margin-bottom:18px}
.authCard label{display:block;margin-bottom:10px}
.authErr{background:var(--redbg);color:var(--red);border-radius:9px;padding:9px 12px;font-size:13.5px;margin-top:10px;display:none}
.authErr.show{display:block}
.authOk{background:var(--greenbg);color:var(--green);border-radius:9px;padding:9px 12px;font-size:13.5px;margin-top:10px;display:none}
.authOk.show{display:block}
.switchAuth{text-align:center;font-size:13.5px;color:var(--ink2);margin-top:14px}
.switchAuth button{color:var(--accent2);font-weight:700;text-decoration:underline}
.codeBox{display:flex;gap:8px;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;margin:8px 0;overflow-x:auto;white-space:pre}
.codeBox code{flex:1}
.copyBtn{flex-shrink:0;font-size:12px;font-weight:700;border:1px solid var(--line);border-radius:7px;padding:5px 10px;background:#fff;color:var(--ink2)}
.copyBtn:hover{color:var(--accent2);border-color:#d9a276}
.linkCard{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:14px}
.linkCard h4{font-size:14.5px;margin-bottom:6px}
.linkCard .hint{font-size:12.5px;color:var(--ink2);margin-top:4px}
.adminTable{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.adminTable th{font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink2);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);background:#faf6ee}
.adminTable td{padding:10px 12px;border-bottom:1px solid #f0eade;font-size:13.5px;vertical-align:middle}
.adminTable tr:last-child td{border-bottom:none}
.tag{font-size:11px;font-weight:700;border-radius:99px;padding:2px 9px}
.tagOk{background:var(--greenbg);color:var(--green)}
.tagWait{background:var(--amberbg);color:var(--amber)}
.landingHero{background:var(--dark);color:var(--cream);text-align:center;padding:80px 20px}
.landingHero h1{font-size:46px;font-weight:400}
.landingHero p{color:#bdb2a0;margin-top:12px;font-size:17px;max-width:560px;margin-left:auto;margin-right:auto}
.landingCta{display:inline-block;margin-top:26px;background:var(--accent);color:#fff;border-radius:99px;padding:13px 28px;font-weight:700;text-decoration:none}
.landingCta:hover{background:var(--accent2)}
.featGrid{max-width:980px;margin:40px auto;padding:0 18px;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.feat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.feat .ic{font-size:26px;margin-bottom:10px}
.feat h3{font-size:16px;margin-bottom:6px}
.feat p{font-size:14px;color:var(--ink2)}
.footerBar{text-align:center;color:var(--ink2);font-size:13px;padding:30px}
.spin{display:flex;align-items:center;justify-content:center;min-height:50vh;color:var(--ink2);font-size:14px}