:root{
  --brand:#0e2a35; --brand-2:#14394a; --on-brand:#fff; --on-brand-muted:#b9cdd5;
  --bg:#f3f5f7; --surface:#fff; --text:#14181f; --muted:#667180; --line:#e2e6ea;
  --accent:#0f6f94; --accent-soft:#e3f2f8; --danger:#b42318; --danger-soft:#fdecea;
  --ok:#0f8a52; --ok-soft:#e3f5ec; --warn:#a86400; --warn-soft:#fdf0d8;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.05),0 6px 20px -10px rgba(16,24,40,.18);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0b1418; --surface:#13222a; --text:#e7eef1; --muted:#90a3ad; --line:#223540;
  --accent:#5cc0e6; --accent-soft:#12303d; --danger:#ff8a7a; --danger-soft:#3a1a17;
  --ok:#4cc38a; --ok-soft:#10291e; --warn:#e8a93d; --warn-soft:#2e2311;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 20px -10px rgba(0,0,0,.6);
}}
:root[data-theme="dark"]{
  --bg:#0b1418; --surface:#13222a; --text:#e7eef1; --muted:#90a3ad; --line:#223540;
  --accent:#5cc0e6; --accent-soft:#12303d; --danger:#ff8a7a; --danger-soft:#3a1a17;
  --ok:#4cc38a; --ok-soft:#10291e; --warn:#e8a93d; --warn-soft:#2e2311;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,system-ui,sans-serif;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
button,input,select,textarea{font:inherit;color:inherit}
h2{font-size:17px;margin:0 0 10px}
.muted{color:var(--muted)}

/* PIN */
.pin-view{min-height:100vh;min-height:100dvh;display:grid;place-items:center;background:var(--brand);color:var(--on-brand);padding:24px 16px calc(24px + env(safe-area-inset-bottom));user-select:none;-webkit-user-select:none}
.pin-box{width:100%;max-width:320px;text-align:center}
.pin-logo{width:64px;height:64px;border-radius:16px;margin-bottom:12px}
.pin-box h1{font-size:22px;margin:0 0 4px;font-weight:600}
.pin-sub{margin:0 0 22px;color:var(--on-brand-muted)}
.dots{display:flex;justify-content:center;gap:22px;margin-bottom:12px}
.dots span{width:14px;height:14px;border-radius:50%;border:1.5px solid #fff;transition:background .12s}
.dots span.on{background:#fff}
.dots.shake{animation:shake .4s}
@keyframes shake{20%,60%{transform:translateX(-10px)}40%,80%{transform:translateX(10px)}}
.pin-err{color:#ffb4a8;font-size:14px;min-height:20px;margin-bottom:16px}
.pad{display:grid;grid-template-columns:repeat(3,76px);gap:16px 24px;justify-content:center}
.pad button{width:76px;height:76px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:30px;cursor:pointer}
.pad button:active,.pad button:focus-visible{background:rgba(255,255,255,.38);outline:none}
.pad button.ghost{background:none;font-size:16px}
@media (max-height:640px){.pad{grid-template-columns:repeat(3,66px);gap:10px 20px}.pad button{width:66px;height:66px;font-size:26px}}

/* App shell */
.top{background:var(--brand);color:var(--on-brand);padding:calc(14px + env(safe-area-inset-top)) 16px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:0;z-index:5}
.hello{font-weight:600;font-size:17px}
.role{color:var(--on-brand-muted);font-size:13px}
.link-btn{background:none;border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:999px;padding:6px 14px;cursor:pointer;font-size:14px}
.wrap{max-width:720px;margin:0 auto;padding:16px 16px calc(32px + env(safe-area-inset-bottom))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:14px}
.setup{border-color:var(--accent);background:var(--accent-soft)}
.setup h2{margin-bottom:6px}
.setup p{margin:0 0 12px}
.setup ol{margin:0 0 4px;padding-left:20px}
.setup li{margin:4px 0}

.tabs{display:flex;gap:6px;margin:4px 0 14px;overflow-x:auto}
.tabs button{flex:1;min-width:max-content;border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:9px 14px;cursor:pointer;font-weight:500;color:var(--muted)}
.tabs button[aria-selected="true"]{background:var(--brand);border-color:var(--brand);color:#fff}
.seg{display:flex;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:3px;margin-bottom:14px}
.seg button{flex:1;border:0;background:none;padding:8px 4px;border-radius:9px;cursor:pointer;color:var(--muted);font-weight:500;font-size:14px}
.seg button.on{background:var(--accent-soft);color:var(--accent)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:10px;padding:11px 16px;font-weight:600;cursor:pointer;background:var(--brand);color:#fff;min-height:44px}
.btn.secondary{background:var(--surface);color:var(--text);border:1px solid var(--line)}
.btn.danger{background:var(--danger-soft);color:var(--danger)}
.btn.block{width:100%}
.btn:disabled{opacity:.55;cursor:default}
.row-btns{display:flex;gap:8px;flex-wrap:wrap}

.list{list-style:none;margin:0;padding:0}
.item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px solid var(--line)}
.item:first-child{border-top:0;padding-top:0}
.item:last-child{padding-bottom:0}
.item .main{flex:1;min-width:0}
.item .t{font-weight:600}
.item .s{color:var(--muted);font-size:14px;overflow-wrap:anywhere}
.time{font-variant-numeric:tabular-nums;font-weight:700;min-width:74px;color:var(--accent)}
.pill{display:inline-block;font-size:12px;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--accent-soft);color:var(--accent);margin-left:6px;vertical-align:1px}
.pill.ok{background:var(--ok-soft);color:var(--ok)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.off{background:var(--line);color:var(--muted)}
.edit{border:0;background:none;color:var(--accent);font-weight:600;cursor:pointer;padding:4px 0 4px 8px}
.empty{color:var(--muted);text-align:center;padding:18px 8px}
.day-h{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:4px 0 8px;font-weight:600}
.note{font-size:13px;color:var(--muted);margin-top:10px}
.err-box{background:var(--danger-soft);color:var(--danger);border-radius:10px;padding:10px 12px;margin-bottom:12px;font-size:14px}

/* Forms */
label.f{display:block;margin-bottom:12px}
label.f>span{display:block;font-size:13px;font-weight:600;margin-bottom:5px;color:var(--muted)}
input[type=text],input[type=time],input[type=tel],select,textarea{width:100%;border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:11px 12px;font-size:16px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
textarea{min-height:76px;resize:vertical}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips label{position:relative}
.chips input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.chips span{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:14px;background:var(--bg)}
.chips input:checked+span{background:var(--brand);border-color:var(--brand);color:#fff}
.chips input:focus-visible+span{box-shadow:0 0 0 3px var(--accent-soft)}
.checks label{display:flex;gap:10px;align-items:center;padding:8px 0;border-top:1px solid var(--line);cursor:pointer}
.checks label:first-child{border-top:0}
.checks input{width:20px;height:20px;accent-color:var(--brand)}
.switch{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;font-weight:500}
.switch input{width:22px;height:22px;accent-color:var(--brand)}

/* Sheet */
.sheet-back{position:fixed;inset:0;background:rgba(5,15,20,.55);z-index:20;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--surface);width:100%;max-width:560px;max-height:92vh;overflow:auto;border-radius:18px 18px 0 0;padding:18px 16px calc(18px + env(safe-area-inset-bottom))}
@media (min-width:640px){.sheet-back{align-items:center}.sheet{border-radius:18px}}
.sheet h2{display:flex;justify-content:space-between;align-items:center}
.sheet .x{border:0;background:none;font-size:24px;line-height:1;cursor:pointer;color:var(--muted);padding:4px 8px}
.sheet .form-err{color:var(--danger);font-size:14px;min-height:20px;margin:-4px 0 8px}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translateX(-50%) translateY(20px);background:#14181f;color:#fff;padding:10px 16px;border-radius:999px;font-size:14px;opacity:0;pointer-events:none;transition:.2s;z-index:30;max-width:calc(100% - 32px);text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}