:root{
  --slate:#363F48; --slate-2:#4b555f; --green:#3A8E6A; --green-d:#276249; --green-l:#EAF2EE;
  --line:#D9DEDC; --bg:#fff; --ink:#1f262c; --mute:#5d6870; --amber:#B7791F; --amber-l:#FBF3E4;
  --red:#B3412F; --red-l:#FBEDEA; --radius:6px;
  --font: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 var(--font);font-variant-numeric:tabular-nums}
.wrap{max-width:640px;margin:0 auto;padding:0 16px}
a{color:var(--green-d)}
:focus-visible{outline:3px solid var(--green);outline-offset:2px}
button,input,textarea{font:inherit;color:inherit}

.top{background:var(--slate);color:#fff}
.top-row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:0 12px;padding-top:10px;padding-bottom:2px}
.brand{white-space:nowrap;color:#fff;text-decoration:none;font-style:italic;font-weight:700;font-size:1.2rem;letter-spacing:.01em}
#nav{display:flex;gap:2px;flex-wrap:wrap;flex-basis:100%;margin-left:-8px;padding-bottom:4px}
#nav a,#nav button{background:none;border:0;color:#dfe5e9;padding:8px;border-radius:var(--radius);text-decoration:none;cursor:pointer;font-size:.92rem}
#nav a:hover,#nav button:hover{background:var(--slate-2);color:#fff}
#nav a[aria-current=page]{color:#fff;box-shadow:inset 0 -3px 0 var(--green)}

main{padding-top:20px;padding-bottom:40px;min-height:70vh}
main:focus{outline:none}
h1{font-size:1.5rem;line-height:1.2;margin:0 0 6px;color:var(--slate)}
h2{font-size:1.1rem;margin:24px 0 8px;color:var(--slate)}
.lead{color:var(--mute);margin:0 0 16px}
.intro{display:flex;gap:14px;align-items:center;margin-bottom:16px}
.intro img{width:72px;height:auto;mix-blend-mode:multiply;flex:none}
.intro p{margin:0;color:var(--mute);font-size:.95rem}

.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:16px;padding-bottom:28px;border-top:1px solid var(--line);color:var(--mute);font-size:.85rem}

/* day strip */
.days{display:flex;gap:6px;overflow-x:auto;padding:2px 0 10px;scroll-snap-type:x proximity;margin:0 -16px;padding-left:16px;padding-right:16px}
.day{flex:none;scroll-snap-align:start;width:54px;padding:6px 0;text-align:center;border:1px solid var(--line);background:#fff;border-radius:var(--radius);cursor:pointer}
.day small{display:block;color:var(--mute);font-size:.75rem}
.day b{display:block;font-size:1.15rem;line-height:1.2}
.day[aria-pressed=true]{background:var(--slate);border-color:var(--slate);color:#fff}
.day[aria-pressed=true] small{color:#cbd3d8}
.datepick{display:flex;align-items:center;gap:8px;margin:0 0 12px;color:var(--mute);font-size:.9rem}
.datepick input{border:1px solid var(--line);border-radius:var(--radius);padding:6px 8px}
.daytitle{display:flex;justify-content:space-between;align-items:baseline;margin:8px 0}
.daytitle h2{margin:0}
.daytitle span{color:var(--mute);font-size:.9rem}

/* ladder */
.ladder{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.row{border-bottom:1px solid var(--line)}
.row-main{display:flex;align-items:center;width:100%;min-height:52px;padding:8px 4px;background:none;border:0;text-align:left;gap:14px;cursor:pointer}
.row-main .t{width:3.6rem;font-weight:600;font-size:1.05rem;color:var(--slate)}
.row-main .s{flex:1;color:var(--green-d);font-weight:500}
.row-main .go{color:var(--green-d);font-weight:600}
.row.free .row-main:hover{background:var(--green-l)}
.row.busy .row-main{cursor:default;color:var(--mute);background:repeating-linear-gradient(135deg,#f3f5f4 0 6px,#fff 6px 12px)}
.row.busy .t,.row.busy .s{color:var(--mute);font-weight:400}
.row.admin.busy .row-main{cursor:pointer}
.row.mine-block .row-main{background:var(--green-l)}
.row.past .row-main{opacity:.45;cursor:default}
.row.open{background:var(--green-l)}
.row.open .row-main .go{display:none}
.panel{padding:4px 8px 16px 4.9rem}
@media(max-width:420px){.panel{padding-left:8px}}
.check{display:flex;gap:10px;align-items:flex-start;padding:8px 0;cursor:pointer}
.check input{width:20px;height:20px;margin-top:2px;accent-color:var(--green);flex:none}
.check .p{margin-left:auto;font-weight:600;white-space:nowrap}
.total{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:8px;padding-top:10px;font-size:1.1rem;font-weight:700}
.kv{margin:4px 0;color:var(--ink)}
.kv span{color:var(--mute)}

/* buttons / forms */
.btn{display:inline-block;background:var(--green);color:#fff;border:0;border-radius:var(--radius);padding:12px 18px;font-weight:600;cursor:pointer;text-decoration:none;text-align:center;min-height:44px}
.btn:hover{background:var(--green-d)}
.btn.block{display:block;width:100%;margin-top:12px}
.btn.ghost{background:#fff;color:var(--slate);border:1px solid var(--slate)}
.btn.ghost:hover{background:#f3f5f4}
.btn.danger{background:#fff;color:var(--red);border:1px solid var(--red)}
.btn.small{padding:8px 12px;min-height:36px;font-size:.9rem}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.field{display:block;margin:12px 0}
.field span{display:block;font-size:.9rem;color:var(--mute);margin-bottom:4px}
.field input,.field textarea{width:100%;border:1px solid #aab3b8;border-radius:var(--radius);padding:10px 12px;background:#fff}
.field input:focus,.field textarea:focus{outline:3px solid var(--green);outline-offset:0;border-color:var(--green)}
.msg{padding:10px 12px;border-radius:var(--radius);margin:12px 0;font-size:.95rem}
.msg.err{background:var(--red-l);color:var(--red)}
.msg.warn{background:var(--amber-l);color:#7a5210}
.msg.ok{background:var(--green-l);color:var(--green-d)}
.hint{color:var(--mute);font-size:.88rem;margin:6px 0 0}

/* bookings list */
.card{border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin:12px 0}
.card-h{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.card-h b{font-size:1.05rem}
.badge{font-size:.8rem;padding:2px 8px;border-radius:99px;white-space:nowrap;font-weight:600}
.badge.confirmed{background:var(--green-l);color:var(--green-d)}
.badge.pending{background:var(--amber-l);color:#7a5210}
.badge.cancelled,.badge.expired{background:#eceeed;color:var(--mute)}
.actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.code{margin:12px 0 4px;padding:14px;background:var(--slate);color:#fff;border-radius:var(--radius);text-align:center}
.code .n{font-size:2.4rem;letter-spacing:.18em;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1}
.code .w{font-size:.85rem;color:#cbd3d8;margin-top:6px}
.code.wait{background:var(--green-l);color:var(--green-d)}
.code.wait .n{font-size:1.1rem;letter-spacing:0}

/* tabs */
.tabs{display:flex;gap:0;border-bottom:1px solid var(--line);margin:0 0 16px}
.tabs a{padding:10px 14px;text-decoration:none;color:var(--mute);font-weight:600}
.tabs a[aria-current=page]{color:var(--slate);box-shadow:inset 0 -3px 0 var(--green)}

/* modal */
.scrim{position:fixed;inset:0;background:rgba(31,38,44,.55);display:flex;align-items:flex-end;justify-content:center;z-index:20}
.sheet{background:#fff;width:100%;max-width:520px;max-height:92vh;overflow:auto;border-radius:12px 12px 0 0;padding:20px 16px 24px}
@media(min-width:560px){.scrim{align-items:center}.sheet{border-radius:12px}}
.sheet h2{margin-top:0;font-size:1.25rem}
.seg{display:flex;border:1px solid var(--slate);border-radius:var(--radius);overflow:hidden;margin:0 0 8px}
.seg button{flex:1;background:#fff;border:0;padding:10px;cursor:pointer;font-weight:600;color:var(--slate)}
.seg button[aria-pressed=true]{background:var(--slate);color:#fff}
.x{float:right;background:none;border:0;font-size:1.6rem;line-height:1;cursor:pointer;color:var(--mute);padding:4px 8px}
#pay-el{min-height:120px;margin:12px 0}
.skel{color:var(--mute);padding:24px 0;text-align:center}

#toast{position:fixed;left:50%;top:70px;transform:translateX(-50%);background:var(--slate);color:#fff;padding:10px 16px;border-radius:var(--radius);opacity:0;pointer-events:none;transition:opacity .2s;z-index:30;max-width:90vw}
#toast.show{opacity:1}
@media(prefers-reduced-motion:reduce){#toast{transition:none}}