:root{
  --ink:#241a29; --plum:#2d1b33; --paper:#f6f3f8; --card:#ffffff; --muted:#6b5f73;
  --line:#e2dbe6; --saffron:#f0a81c; --wa:#17803f; --bad:#b3261e; --r:12px;
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){
  :root{--ink:#f1ecf4; --paper:#17111b; --card:#221a28; --muted:#a99db1; --line:#352b3c; --wa:#2fa862;}
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
h1,h2,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--saffron);outline-offset:2px}
.muted{color:var(--muted)}

/* shell */
.top{position:sticky;top:0;z-index:5;background:var(--plum);color:#fff;
  padding:calc(12px + env(safe-area-inset-top)) 16px 12px}
.top h1{font-size:1.25rem;font-weight:700;letter-spacing:.01em}
#view{max-width:720px;margin:0 auto;padding:14px 14px calc(150px + env(safe-area-inset-bottom))}
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:5;display:grid;grid-template-columns:repeat(3,1fr);
  background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabs button{border:0;background:none;min-height:56px;font-weight:600;color:var(--muted);cursor:pointer;
  border-top:3px solid transparent}
.tabs button[aria-current="page"]{color:var(--ink);border-top-color:var(--saffron)}
.fab{position:fixed;right:16px;bottom:calc(72px + env(safe-area-inset-bottom));z-index:6;border:0;cursor:pointer;
  background:var(--saffron);color:var(--plum);font-weight:800;font-size:1.05rem;
  min-height:56px;padding:0 24px;border-radius:28px;box-shadow:0 6px 18px rgba(45,27,51,.35)}

/* login */
.login{max-width:380px;margin:0 auto;padding:max(12vh,48px) 20px 20px;display:grid;gap:14px}
.login h1{font-size:1.8rem;font-weight:800}
.login form{display:grid;gap:14px}
label{display:grid;gap:6px;font-weight:600;font-size:.95rem}
input,select,textarea{width:100%;min-height:46px;padding:10px 12px;border:1px solid var(--line);
  border-radius:10px;background:var(--card)}
textarea{min-height:110px;resize:vertical}
.err{color:var(--bad);min-height:1.4em;font-weight:600}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;
  border-radius:10px;border:1px solid var(--line);background:var(--card);font-weight:700;text-decoration:none;
  color:var(--ink);cursor:pointer}
.btn.primary{background:var(--plum);border-color:var(--plum);color:#fff}
.btn.wa{background:var(--wa);border-color:var(--wa);color:#fff}
.btn.ghost{background:transparent}
.btn.danger{color:var(--bad);border-color:var(--bad);background:transparent}
.btn[disabled]{opacity:.55;cursor:default}

/* lists */
.intro{padding:4px 2px 12px;color:var(--muted)}
.intro strong{color:var(--ink);font-size:1.15rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;margin-bottom:12px;display:grid;gap:8px}
.card .row{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.card h2{font-size:1.1rem;font-weight:700;overflow-wrap:anywhere}
.when{color:var(--muted);font-size:.9rem;white-space:nowrap}
.tag{display:inline-block;justify-self:start;font-size:.85rem;padding:2px 10px;border-radius:99px;
  border:1px solid var(--line);color:var(--muted)}
.svc{font-size:.95rem;color:var(--muted);overflow-wrap:anywhere}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.search{margin-bottom:12px}
.item{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%;text-align:left;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin-bottom:8px;
  min-height:60px;cursor:pointer}
.item b{display:block;overflow-wrap:anywhere}
.item small{color:var(--muted)}
.empty{padding:28px 8px;text-align:center;color:var(--muted)}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:grid;gap:14px;margin-bottom:14px}
.panel h2{font-size:1.05rem}
.hint{font-size:.9rem;color:var(--muted)}

/* sheet */
dialog{width:min(560px,100%);max-height:92dvh;margin:auto auto 0;padding:0;border:0;border-radius:18px 18px 0 0;
  background:var(--paper);color:var(--ink)}
@media (min-width:640px){dialog{margin:auto;border-radius:18px}}
dialog::backdrop{background:rgba(20,10,25,.55)}
.sheet{padding:18px 16px calc(18px + env(safe-area-inset-bottom));display:grid;gap:14px}
.sheet h2{font-size:1.2rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:420px){.grid2{grid-template-columns:1fr}}
.sheet .actions{margin-top:0}
.sheet .spread{display:flex;gap:8px;flex-wrap:wrap}

/* toast */
.toast{position:fixed;left:50%;bottom:calc(140px + env(safe-area-inset-bottom));transform:translate(-50%,12px);z-index:20;
  background:var(--plum);color:#fff;padding:12px 18px;border-radius:12px;font-weight:600;max-width:90vw;
  opacity:0;pointer-events:none}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.bad{background:var(--bad)}
@media (prefers-reduced-motion:no-preference){.toast{transition:opacity .2s,transform .2s}}