/* CityMate reservation flow — dark, premium, mobile-first */
:root{
  --bg:#0b0b0d; --bg2:#121216; --sf:#16161b; --sf2:#1d1d24; --bd:rgba(255,255,255,.09);
  --tx:#f5f5f7; --tx2:#c9c9d2; --mu:#8d8d99; --red:#e31e24; --red2:#ff4b50; --ok:#22c55e; --warn:#f5b301;
  --grad:linear-gradient(135deg,#e31e24 0%,#ff5a3c 100%); --r:18px;
  --ease:cubic-bezier(.22,.8,.26,1);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--tx);font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
body{min-height:100dvh;background:radial-gradient(1200px 500px at 50% -10%,rgba(227,30,36,.16),transparent 60%),var(--bg)}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
.wrap{max-width:520px;margin:0 auto;padding:0 18px 120px}

/* header */
.hdr{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:14px 18px;max-width:520px;margin:0 auto;
  background:linear-gradient(var(--bg),rgba(11,11,13,.86));backdrop-filter:blur(10px)}
.hdr .back{width:40px;height:40px;border-radius:12px;border:1px solid var(--bd);background:var(--sf);display:grid;place-items:center}
.hdr .back[hidden]{visibility:hidden;display:grid}
.hdr .brand{font-weight:800;letter-spacing:.14em;font-size:14px}
.hdr .brand b{color:var(--red)}
.hdr .sp{flex:1}
.prog{display:flex;gap:6px;max-width:520px;margin:0 auto;padding:0 18px 8px}
.prog i{flex:1;height:3px;border-radius:3px;background:var(--sf2);transition:background .4s}
.prog i.on{background:var(--grad)}

/* steps */
.step{display:none;animation:in .45s var(--ease) both}
.step.active{display:block}
@keyframes in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
h1{font-family:"Playfair Display",Georgia,serif;font-size:30px;line-height:1.15;margin:10px 0 6px;letter-spacing:-.01em}
h2{font-size:18px;margin:0 0 4px}
.sub{color:var(--mu);font-size:14px;line-height:1.6;margin:0 0 20px}
.card{background:linear-gradient(180deg,var(--sf),var(--bg2));border:1px solid var(--bd);border-radius:var(--r);padding:18px}
.eyebrow{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--red2);font-weight:700}

/* availability */
.live{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--tx2)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.big{font-size:84px;font-weight:800;line-height:1;margin:6px 0;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:99px;font-size:12px;font-weight:700;border:1px solid var(--bd)}
.chip.available{color:#4ade80;background:rgba(34,197,94,.10);border-color:rgba(34,197,94,.3)}
.chip.filling{color:#fbbf24;background:rgba(245,179,1,.10);border-color:rgba(245,179,1,.3)}
.chip.full{color:#f87171;background:rgba(239,68,68,.10);border-color:rgba(239,68,68,.3)}
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0 6px}
.tile{aspect-ratio:1;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:15px;border:1px solid var(--bd);background:var(--sf2);color:var(--mu);transition:all .5s var(--ease)}
.tile.open{background:linear-gradient(145deg,rgba(34,197,94,.22),rgba(34,197,94,.06));border-color:rgba(34,197,94,.45);color:#86efac;box-shadow:0 8px 24px -10px rgba(34,197,94,.5)}
.tile.held{background:rgba(245,179,1,.08);border-color:rgba(245,179,1,.3);color:#fcd34d}

/* buttons */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border:0;border-radius:16px;padding:16px 18px;font-weight:700;font-size:16px;
  background:var(--grad);color:#fff;box-shadow:0 14px 30px -14px rgba(227,30,36,.8);transition:transform .15s,filter .2s}
.btn:active{transform:scale(.98)}
.btn[disabled]{opacity:.5;filter:grayscale(.4)}
.btn.ghost{background:var(--sf);border:1px solid var(--bd);box-shadow:none}
.row{display:flex;gap:10px}
.stack>*+*{margin-top:12px}

/* packages */
.pk{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pkc{position:relative;text-align:left;padding:16px;border-radius:var(--r);border:1.5px solid var(--bd);background:var(--sf);transition:all .25s var(--ease)}
.pkc .d{font-size:13px;color:var(--mu);font-weight:600}
.pkc .p{font-size:26px;font-weight:800;margin:6px 0 2px}
.pkc .pd{font-size:12px;color:var(--mu)}
.pkc.sel{border-color:var(--red);background:linear-gradient(160deg,rgba(227,30,36,.16),var(--sf));transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(227,30,36,.8)}
.pkc .tag{position:absolute;top:-9px;right:12px;background:var(--grad);font-size:10px;font-weight:800;padding:3px 9px;border-radius:99px;letter-spacing:.06em}
.custom{margin-top:14px}
input[type=range]{width:100%;accent-color:var(--red);height:32px}
.sum{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0;border-bottom:1px dashed var(--bd);font-size:14px;color:var(--tx2)}
.sum b{color:var(--tx);font-size:16px}
.sum.tot b{font-size:22px}

/* forms */
.f{margin-bottom:14px}
.f label{display:block;font-size:12px;color:var(--mu);margin-bottom:6px;font-weight:600;letter-spacing:.04em}
.f input,.f .sel{width:100%;background:var(--sf2);border:1.5px solid var(--bd);border-radius:14px;padding:15px 14px;color:var(--tx);font:inherit;font-size:16px;outline:none;transition:border .2s}
.f input:focus{border-color:var(--red)}
.f input.bad{border-color:#ef4444}
.err{color:#f87171;font-size:12px;margin-top:5px;min-height:0}
.phone{display:flex;gap:8px}
.cc{flex:none;background:var(--sf2);border:1.5px solid var(--bd);border-radius:14px;padding:0 14px;font-weight:700}
.note{font-size:12px;color:var(--mu);line-height:1.6}

/* checkout */
.methods{display:grid;gap:12px}
.mth{display:flex;align-items:center;gap:14px;padding:16px;border-radius:var(--r);border:1.5px solid var(--bd);background:var(--sf);text-align:left;transition:all .2s}
.mth.sel{border-color:var(--red);background:linear-gradient(160deg,rgba(227,30,36,.14),var(--sf))}
.mth .lg{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-weight:900;color:#fff}
.lg.bkash{background:#e2136e}.lg.nagad{background:#f6821f}.lg.rocket{background:#8c1d82}
.ring{--p:1;width:92px;height:92px;border-radius:50%;display:grid;place-items:center;margin:4px auto 12px;
  background:conic-gradient(var(--red) calc(var(--p)*360deg),var(--sf2) 0)}
.ring span{width:78px;height:78px;border-radius:50%;background:var(--bg);display:grid;place-items:center;font-weight:800;font-size:18px;font-variant-numeric:tabular-nums}
.copy{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--sf2);border:1px solid var(--bd);border-radius:14px;padding:12px 14px;margin-bottom:10px}
.copy small{display:block;color:var(--mu);font-size:11px;margin-bottom:2px}
.copy b{font-size:18px;letter-spacing:.02em}
.copy button{border:1px solid var(--bd);background:var(--sf);border-radius:10px;padding:8px 12px;font-weight:700;font-size:13px}
ol.how{margin:12px 0 0;padding-left:20px;color:var(--tx2);font-size:14px;line-height:1.8}
.status{display:flex;flex-direction:column;align-items:center;text-align:center;padding:28px 10px}
.spin{width:64px;height:64px;border-radius:50%;border:4px solid var(--sf2);border-top-color:var(--red);animation:sp 1s linear infinite;margin-bottom:18px}
@keyframes sp{to{transform:rotate(360deg)}}
.tick{width:84px;height:84px;border-radius:50%;background:rgba(34,197,94,.14);border:2px solid var(--ok);display:grid;place-items:center;margin-bottom:16px;animation:pop .6s var(--ease)}
@keyframes pop{from{transform:scale(.4);opacity:0}to{transform:none;opacity:1}}
.banner{background:rgba(245,179,1,.1);border:1px solid rgba(245,179,1,.3);color:#fcd34d;border-radius:14px;padding:12px 14px;font-size:13px;margin-bottom:14px}

/* sheet + toast */
.ov{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:50;display:flex;align-items:flex-end;justify-content:center;backdrop-filter:blur(6px)}
.sheet{background:var(--sf);border-radius:22px 22px 0 0;width:100%;max-width:520px;padding:18px;max-height:80vh;overflow:auto;animation:in .3s var(--ease)}
.opt{display:flex;justify-content:space-between;padding:14px 10px;border-radius:12px}
.opt:active,.opt.on{background:rgba(227,30,36,.12)}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%) translateY(20px);background:#222228;border:1px solid var(--bd);padding:12px 16px;border-radius:14px;
  font-size:14px;opacity:0;pointer-events:none;transition:all .3s;z-index:60;max-width:90%}
.toast.on{opacity:1;transform:translateX(-50%)}

/* handoff */
.handoff{position:fixed;inset:0;z-index:80;background:var(--bg);display:none;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px}
.handoff.on{display:flex;animation:in .5s var(--ease)}
.handoff .lg{width:88px;height:88px;border-radius:24px;object-fit:cover;animation:float 2.4s ease-in-out infinite;box-shadow:0 20px 50px -16px rgba(227,30,36,.7)}
@keyframes float{50%{transform:translateY(-8px)}}

/* floor plan */
.plan{width:100%;height:auto;border-radius:var(--r);background:var(--sf);border:1px solid var(--bd)}
.zone{fill:rgba(255,255,255,.04);stroke:rgba(255,255,255,.14);stroke-width:1.2}
.zlabel{fill:var(--mu);font-size:11px;font-weight:600;font-family:Inter,sans-serif}
.seat{fill:var(--sf2);stroke:rgba(255,255,255,.18)}
.seat.open{fill:rgba(34,197,94,.28);stroke:#4ade80}
.legend{display:flex;gap:16px;font-size:12px;color:var(--mu);margin:10px 2px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}

/* whatsapp */
.wa{position:fixed;right:16px;bottom:18px;z-index:40;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(37,211,102,.7)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}