/* Provenance — Popsicle (house personal-app system).
   All colour comes from tokens; component rules never hardcode a hex. */

:root {
  --ground:#f6f5fa; --surface:#ffffff; --surface-2:#efedf8; --border:#e2def0;
  --ink:#241f33; --muted:#6f6885;
  --accent:#e2570e; --accent-ink:#ffffff;
  --teal:#0a9d90; --grape:#6b4de6; --danger:#d64545; --warn:#e0a400;
  --shadow:0 6px 20px rgba(36,31,51,.07); --shadow-lg:0 18px 44px rgba(36,31,51,.16);
  --glass:rgba(246,245,250,.82);
  --r:15px; --r-sm:10px; --r-pill:999px;
  --tap:44px;
}
:root[data-theme="dark"] {
  --ground:#191625; --surface:#241f33; --surface-2:#2e2840; --border:#3b3352;
  --ink:#f2eef9; --muted:#a69dba;
  --accent:#ff8a3d; --accent-ink:#2a1206;
  --teal:#2fd4c4; --grape:#ab8dff; --danger:#ff6b78; --warn:#e0b24d;
  --shadow:0 10px 26px rgba(0,0,0,.42); --shadow-lg:0 20px 50px rgba(0,0,0,.55);
  --glass:rgba(25,22,37,.82);
}

/* The HTML `hidden` attribute loses to any author `display` rule; make it win. */
[hidden] { display:none !important; }

*,*::before,*::after { box-sizing:border-box; }
html,body { height:100%; }
body {
  margin:0;
  font-family:ui-rounded,"SF Pro Rounded","Segoe UI Variable Display","Segoe UI",Nunito,system-ui,sans-serif;
  background:var(--ground); color:var(--ink);
  -webkit-text-size-adjust:100%;
  overflow:hidden;                      /* only the inner scrollers move */
  overscroll-behavior:none;
}
h1,h2,h3,p,ul,ol { margin:0; }
button,input,select,textarea { font:inherit; color:inherit; }
button { cursor:pointer; }
:focus-visible { outline:2px solid var(--accent); outline-offset:2px; border-radius:6px; }
::selection { background:color-mix(in srgb, var(--accent) 28%, transparent); }

/* ---------------------------------------------------------------- boot / PIN */
.boot {
  position:fixed; inset:0; display:grid; place-content:center; justify-items:center; gap:18px;
  background:var(--ground); z-index:60;
  padding:calc(env(safe-area-inset-top) + 24px) 24px calc(env(safe-area-inset-bottom) + 24px);
}
.boot-mark, .brand-mark {
  background:var(--accent);
  -webkit-mask:var(--mark) center/contain no-repeat; mask:var(--mark) center/contain no-repeat;
  --mark:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><rect x="189" y="118" width="22" height="276" rx="11" fill="black"/><circle cx="300" cy="150" r="34" fill="black"/><circle cx="300" cy="256" r="42" fill="black"/><circle cx="300" cy="366" r="50" fill="black"/><rect x="200" y="143" width="90" height="14" rx="7" fill="black"/><rect x="200" y="249" width="90" height="14" rx="7" fill="black"/><rect x="200" y="359" width="90" height="14" rx="7" fill="black"/></svg>');
}
.boot-mark { width:76px; height:76px; animation:pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 0%,100%{opacity:.45;transform:scale(.96)} 50%{opacity:1;transform:scale(1)} }
@media (prefers-reduced-motion:reduce) { .boot-mark { animation:none; opacity:1; } }
.boot-msg { color:var(--muted); font-size:.95rem; }

.pin { display:grid; justify-items:center; gap:14px; width:min(320px,86vw); }
.pin-title { font-weight:600; }
.pin-dots { display:flex; gap:9px; min-height:14px; }
.pin-dots i { width:11px; height:11px; border-radius:50%; background:var(--border); }
.pin-dots i.on { background:var(--accent); }
.pin-pad { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; width:100%; }
.pin-pad button {
  aspect-ratio:1/1; border:1px solid var(--border); background:var(--surface); color:var(--ink);
  border-radius:var(--r); font-size:1.4rem; font-variant-numeric:tabular-nums;
  min-height:var(--tap); transition:transform .08s ease, background .15s ease;
}
.pin-pad button:active { transform:scale(.94); background:var(--surface-2); }
.pin-err { color:var(--danger); min-height:1.2em; font-size:.9rem; }

/* ---------------------------------------------------------------- app frame */
/* Fixed chrome, one scrolling middle region — the native-app pattern. */
.app { height:100dvh; display:grid; grid-template-rows:auto minmax(0,1fr) auto; }

.topbar {
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:calc(env(safe-area-inset-top) + 10px) max(14px, env(safe-area-inset-right)) 10px max(14px, env(safe-area-inset-left));
  background:var(--glass); backdrop-filter:saturate(1.6) blur(12px);
  border-bottom:1px solid var(--border);
}
.brand { display:flex; align-items:center; gap:9px; min-width:0; }
.brand-mark { width:24px; height:24px; flex:none; }
.brand h1 { font-size:1.12rem; font-weight:700; letter-spacing:-.01em; }

.theme-pill { display:flex; background:var(--surface-2); border-radius:var(--r-pill); padding:3px; flex:none; }
.theme-pill button {
  border:0; background:transparent; color:var(--muted); border-radius:var(--r-pill);
  width:32px; height:28px; font-size:.8rem; font-weight:700;
}
.theme-pill button[aria-pressed="true"] { background:var(--accent); color:var(--accent-ink); }

.views { min-height:0; display:grid; }
.view { min-height:0; display:grid; grid-template-rows:auto minmax(0,1fr); grid-area:1/1; }

.view-head {
  padding:12px max(14px, env(safe-area-inset-right)) 10px max(14px, env(safe-area-inset-left));
  display:grid; gap:9px; border-bottom:1px solid var(--border); background:var(--ground);
}
.view-title { font-size:1.02rem; font-weight:700; }
.view-sub { color:var(--muted); font-size:.85rem; }

.searchbar { position:relative; display:flex; }
.searchbar input {
  flex:1; min-width:0; padding:11px 38px 11px 14px; border-radius:var(--r-pill);
  border:1px solid var(--border); background:var(--surface); box-shadow:var(--shadow);
  -webkit-appearance:none;
}
.searchbar input::-webkit-search-cancel-button { display:none; }
.icon-btn {
  border:0; background:transparent; color:var(--muted); border-radius:50%;
  width:32px; height:32px; display:grid; place-content:center;
}
.searchbar .icon-btn { position:absolute; right:5px; top:50%; transform:translateY(-50%); }

/* Filters scroll sideways INSIDE their own strip — the page itself never does. */
.filters {
  display:flex; gap:7px; overflow-x:auto; scrollbar-width:none;
  margin-inline:calc(-1 * max(14px, env(safe-area-inset-left)));
  padding-inline:max(14px, env(safe-area-inset-left));
  padding-bottom:2px;
}
.filters::-webkit-scrollbar { display:none; }
.chip {
  flex:none; border:1px solid var(--border); background:var(--surface); color:var(--ink);
  border-radius:var(--r-pill); padding:7px 13px; font-size:.85rem; white-space:nowrap;
  min-height:34px;
}
.chip[aria-pressed="true"] { background:var(--accent); color:var(--accent-ink); border-color:transparent; }
.chip.ghost { color:var(--muted); }
.chip.select { padding-right:26px; -webkit-appearance:none; appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,transparent 50%);
  background-position:calc(100% - 14px) 50%, calc(100% - 9px) 50%;
  background-size:5px 5px,5px 5px; background-repeat:no-repeat; }
.chip.date { width:11.5em; }

.result-line { color:var(--muted); font-size:.82rem; font-variant-numeric:tabular-nums; }

.scroller {
  min-height:0; overflow-y:auto; overflow-x:hidden; -webkit-overflow-scrolling:touch;
  overscroll-behavior:contain;
  padding:12px max(14px, env(safe-area-inset-right)) 18px max(14px, env(safe-area-inset-left));
  display:grid; gap:9px; align-content:start;
}
/* Wide screens fill with columns rather than one very long line of text — the space is used,
   and each card keeps a readable measure. */
@media (min-width:820px) {
  .scroller { grid-template-columns:repeat(auto-fill, minmax(340px, 1fr)); align-items:start; }
  .scroller > .empty, .scroller > #more { grid-column:1/-1; }
}

.tabbar {
  display:grid; grid-template-columns:repeat(4,1fr);
  background:var(--glass); backdrop-filter:saturate(1.6) blur(12px);
  border-top:1px solid var(--border);
  padding:6px max(6px, env(safe-area-inset-right)) calc(env(safe-area-inset-bottom) + 6px) max(6px, env(safe-area-inset-left));
}
.tabbar button {
  position:relative; border:0; background:transparent; color:var(--muted);
  display:grid; gap:2px; justify-items:center; padding:5px 2px; border-radius:var(--r-sm);
  font-size:.7rem; font-weight:600; min-height:var(--tap);
}
.tabbar button[aria-selected="true"] { color:var(--accent); }
.tabbar .ti { font-size:1.15rem; line-height:1; }
.badge {
  position:absolute; top:0; right:calc(50% - 26px); background:var(--accent); color:var(--accent-ink);
  border-radius:var(--r-pill); font-style:normal; font-size:.62rem; font-weight:700;
  padding:1px 5px; min-width:17px;
}

/* ---------------------------------------------------------------- cards */
.card {
  background:var(--surface); border:1px solid var(--border); border-radius:var(--r);
  box-shadow:var(--shadow); padding:12px 13px; display:grid; gap:6px;
  text-align:left; width:100%; color:inherit; font:inherit;
}
button.card { transition:transform .08s ease; }
button.card:active { transform:scale(.992); }

.card-date {
  font-size:.78rem; font-weight:700; color:var(--accent);
  font-variant-numeric:tabular-nums; letter-spacing:.01em;
}
.card-title { font-size:.97rem; line-height:1.34; overflow-wrap:anywhere; }
.card-meta { display:flex; flex-wrap:wrap; gap:6px; align-items:center; }

.tag {
  font-size:.68rem; font-weight:700; letter-spacing:.02em; text-transform:uppercase;
  padding:3px 8px; border-radius:var(--r-pill);
  background:color-mix(in srgb, var(--grape) 16%, var(--surface)); color:var(--grape);
}
.tag.kind    { background:color-mix(in srgb, var(--teal) 16%, var(--surface)); color:var(--teal); }
.tag.place   { background:var(--surface-2); color:var(--muted); text-transform:none; letter-spacing:0; font-weight:600; }
.tag.warn    { background:color-mix(in srgb, var(--warn) 20%, var(--surface)); color:var(--warn); }
.tag.danger  { background:color-mix(in srgb, var(--danger) 16%, var(--surface)); color:var(--danger); }

/* Uncertainty is data — it stays visible in the list, never hidden behind a filter. */
.card.uncertain { border-left:4px solid var(--warn); }
.card.probable  { border-left:4px solid color-mix(in srgb, var(--warn) 45%, var(--border)); }
.card-question {
  font-size:.82rem; color:var(--warn); display:flex; gap:6px; align-items:flex-start;
  background:color-mix(in srgb, var(--warn) 10%, var(--surface));
  border-radius:var(--r-sm); padding:6px 9px;
}

.empty { text-align:center; color:var(--muted); padding:44px 18px; display:grid; gap:8px; }
.empty strong { color:var(--ink); font-size:1rem; }
.skeleton { height:74px; border-radius:var(--r); background:var(--surface-2); animation:sk 1.1s ease-in-out infinite; }
@keyframes sk { 0%,100%{opacity:.55} 50%{opacity:.95} }

/* ---------------------------------------------------------------- sheet */
.sheet-wrap { position:fixed; inset:0; z-index:50; display:grid; }
.sheet-scrim { position:absolute; inset:0; background:rgba(0,0,0,.42); }
.sheet {
  position:relative; margin-top:auto; background:var(--surface);
  border-radius:var(--r) var(--r) 0 0; box-shadow:var(--shadow-lg);
  max-height:92dvh; display:grid; grid-template-rows:auto minmax(0,1fr);
  animation:rise .22s cubic-bezier(.2,.8,.3,1);
}
@keyframes rise { from { transform:translateY(14px); opacity:.6 } }
@media (prefers-reduced-motion:reduce) { .sheet { animation:none; } }
@media (min-width:760px) {
  .sheet-wrap { place-items:center; }
  .sheet { margin:0; width:min(720px,92vw); border-radius:var(--r); max-height:86dvh; }
}
.sheet-head {
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  padding:14px 14px 10px; border-bottom:1px solid var(--border);
}
.sheet-head h2 { font-size:1rem; font-weight:700; }
.sheet-body {
  min-height:0; overflow-y:auto; overflow-x:hidden; overscroll-behavior:contain;
  padding:14px 14px calc(env(safe-area-inset-bottom) + 18px);
  display:grid; gap:12px; align-content:start;
}

.field { display:grid; gap:4px; }
.field label { font-size:.72rem; font-weight:700; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); }
.field input, .field select, .field textarea {
  padding:9px 11px; border-radius:var(--r-sm); border:1px solid var(--border);
  background:var(--ground); width:100%; -webkit-appearance:none;
}
.field textarea { min-height:76px; resize:vertical; }
.grid2 { display:grid; gap:10px; grid-template-columns:1fr 1fr; }
@media (max-width:420px) { .grid2 { grid-template-columns:1fr; } }

.verbatim {
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-size:.78rem;
  background:var(--surface-2); border-radius:var(--r-sm); padding:9px 11px;
  white-space:pre-wrap; overflow-wrap:anywhere; color:var(--muted);
}

.btn {
  border:0; border-radius:var(--r-pill); padding:10px 16px; font-weight:700; font-size:.88rem;
  background:var(--accent); color:var(--accent-ink); min-height:var(--tap);
  transition:transform .08s ease, opacity .15s ease;
}
.btn:active { transform:scale(.97); }
.btn[disabled] { opacity:.55; }
.btn.sec { background:var(--surface-2); color:var(--ink); }
.btn.dngr { background:color-mix(in srgb, var(--danger) 16%, var(--surface)); color:var(--danger); }
.btn-row { display:flex; gap:8px; flex-wrap:wrap; }

.copy {
  border:1px solid var(--border); background:var(--surface); color:var(--muted);
  border-radius:var(--r-pill); padding:2px 9px; font-size:.72rem; font-weight:600; min-height:26px;
}
.copy.done { background:color-mix(in srgb, var(--teal) 18%, var(--surface)); color:var(--teal); border-color:transparent; }
a { color:var(--accent); }

.kv { display:grid; gap:7px; }
.kv-row { display:flex; gap:9px; align-items:baseline; flex-wrap:wrap; }
.kv-row dt { font-size:.72rem; font-weight:700; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); min-width:96px; }
.kv-row dd { margin:0; font-size:.9rem; overflow-wrap:anywhere; }

/* Settings groups collapse by default so the page never becomes a wall of scroll. */
details.group {
  background:var(--surface); border:1px solid var(--border); border-radius:var(--r);
  box-shadow:var(--shadow); overflow:hidden;
}
details.group > summary {
  list-style:none; cursor:pointer; padding:13px 14px; font-weight:700; font-size:.93rem;
  display:flex; align-items:center; justify-content:space-between; gap:10px; min-height:var(--tap);
}
details.group > summary::-webkit-details-marker { display:none; }
details.group > summary::after { content:'⌄'; color:var(--muted); transition:transform .18s ease; }
details.group[open] > summary::after { transform:rotate(180deg); }
details.group > .group-body { padding:0 14px 14px; display:grid; gap:11px; }

.stat-row { display:flex; flex-wrap:wrap; gap:8px; }
.stat {
  background:var(--surface-2); border-radius:var(--r-sm); padding:8px 11px; display:grid; gap:1px; flex:1 1 auto; min-width:96px;
}
.stat b { font-size:1.12rem; font-variant-numeric:tabular-nums; }
.stat span { font-size:.7rem; color:var(--muted); text-transform:uppercase; letter-spacing:.04em; }

.proposal { display:grid; gap:8px; }
.proposal .from-to { display:grid; gap:7px; }
.side {
  border:1px solid var(--border); border-radius:var(--r-sm); padding:9px 11px;
  background:var(--ground); font-size:.86rem; display:grid; gap:3px;
}
.side b { font-size:.7rem; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); font-weight:700; }

.toasts {
  position:fixed; left:50%; transform:translateX(-50%);
  bottom:calc(env(safe-area-inset-bottom) + 76px); z-index:70;
  display:grid; gap:7px; width:min(420px, 92vw);
}
.toast {
  background:var(--ink); color:var(--ground); border-radius:var(--r-sm);
  padding:10px 13px; font-size:.86rem; box-shadow:var(--shadow-lg);
  animation:toast .22s ease; overflow-wrap:anywhere;
}
.toast.bad { background:var(--danger); color:#fff; }
@keyframes toast { from { transform:translateY(8px); opacity:0 } }