/* Mission Rescue: the Polish command center.
   Steel and graphite everywhere; colour is reserved for status, the way a signal tower
   (andon) lights only the segment that matters. Phone first; light and dark follow the
   system. Fonts are saved in the project (fonts/fonts.css). */

:root {
  --bg: #eceff2;
  --surface: #ffffff;
  --surface-2: #f2f5f7;
  --ink: #142028;
  --muted: #55656f;
  --line: #d3dce1;
  --line-strong: #b4c2ca;
  --on-ink: #ffffff;

  --red: #c3332a;       --red-lamp: #e5372b;   --red-bg: #fbe7e4;
  --amber: #925600;     --amber-lamp: #f2a516; --amber-bg: #fcf0da;
  --green: #12733f;     --green-lamp: #1fa45a; --green-bg: #e0f2e7;
  --teal: #1b5bc9;      --teal-lamp: #2f7bf0;  --teal-bg: #e4ecfc;
  --grey: #5c6a73;      --grey-lamp: #a3afb6;  --grey-bg: #e7ecef;

  --display: 'Barlow Semi Condensed', 'Arial Narrow', system-ui, sans-serif;
  --font: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --radius: 14px;
  --radius-sm: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d141a;
    --surface: #141e26;
    --surface-2: #1a2630;
    --ink: #e6edf1;
    --muted: #94a5b0;
    --line: #263643;
    --line-strong: #3a5062;
    --on-ink: #0d141a;

    --red: #ff8073;       --red-lamp: #ff5646;   --red-bg: #3a1a17;
    --amber: #f5bd55;     --amber-lamp: #f7b32b; --amber-bg: #33270f;
    --green: #5ad394;     --green-lamp: #2fd27a; --green-bg: #11301f;
    --teal: #8db3ff;      --teal-lamp: #4c8dff;  --teal-bg: #16264a;
    --grey: #a9b6bf;      --grey-lamp: #6f7e88;  --grey-bg: #1f2b33;
    color-scheme: dark;
  }
}

/* status colour sets, used by panels, cards, chips and the beacon */
.is-red, .verdict--red, .card--red, .chip--red, .task--red { --s: var(--red); --s-lamp: var(--red-lamp); --s-bg: var(--red-bg); }
.is-amber, .verdict--amber, .card--amber, .chip--amber, .task--amber { --s: var(--amber); --s-lamp: var(--amber-lamp); --s-bg: var(--amber-bg); }
.is-green, .verdict--green, .card--green, .chip--green, .task--green { --s: var(--green); --s-lamp: var(--green-lamp); --s-bg: var(--green-bg); }
.is-teal, .verdict--teal, .card--teal, .chip--teal, .task--teal { --s: var(--teal); --s-lamp: var(--teal-lamp); --s-bg: var(--teal-bg); }
.is-grey, .verdict--grey, .card--grey, .chip--grey, .task--grey { --s: var(--grey); --s-lamp: var(--grey-lamp); --s-bg: var(--grey-bg); }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.55 var(--font);
  font-feature-settings: 'kern';
}
#app {
  max-width: 1080px;
  margin: 0 auto;
  padding: max(12px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}
.main { display: block; }
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
code, .sha { font-family: var(--mono); font-size: 0.86em; word-break: break-all; }
strong { font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.boot { padding: 48px 0; color: var(--muted); }

:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; border-radius: 6px; }

/* ---- header and sources ---------------------------------------------------------- */

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 6px 0 14px; }
.top__brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand__icon { width: 34px; height: 34px; flex: none; }
.brand__text { display: grid; gap: 0; min-width: 0; }
.brand { font: 700 1.5rem/1.05 var(--display); letter-spacing: 0.005em; color: var(--ink); text-decoration: none; }
.brand__sub { color: var(--muted); font-size: 0.9rem; }

.btn {
  font: 600 0.95rem/1.2 var(--font); cursor: pointer;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  border-radius: var(--radius-sm); padding: 10px 16px; min-height: 44px;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
.btn:hover:not(:disabled) { border-color: var(--ink); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn--primary { background: var(--ink); border-color: var(--ink); color: var(--on-ink); }
.btn--primary:hover:not(:disabled) { background: color-mix(in srgb, var(--ink) 86%, var(--bg)); }
.btn--ghost { background: transparent; border-color: transparent; text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.btn--ghost:hover:not(:disabled) { border-color: var(--line-strong); }
.btn--small { padding: 6px 12px; min-height: 36px; font-size: 0.875rem; }
.btn--lang { min-width: 48px; text-decoration: none; border-color: var(--line-strong); }

.sources { display: grid; gap: 8px; margin-bottom: 20px; }
.seg { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; padding: 4px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.seg__btn {
  font: 600 0.9rem/1.2 var(--font); cursor: pointer; min-height: 44px; padding: 6px 8px;
  border-radius: 9px; border: 0; background: transparent; color: var(--muted); text-align: center;
}
.seg__btn:hover:not(:disabled):not([aria-checked="true"]) { color: var(--ink); background: var(--surface-2); }
.seg__btn[aria-checked="true"] { background: var(--ink); color: var(--on-ink); }
.seg__btn:disabled { opacity: 0.45; cursor: default; }
.sources__note, .sources__checked { margin: 0; font-size: 0.9rem; }
.sources__note .btn--small { margin-left: 4px; vertical-align: middle; }

/* ---- shared blocks ---------------------------------------------------------------- */

.section-title { font: 600 1.25rem/1.2 var(--display); letter-spacing: 0.005em; margin: 0 0 12px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; }
.section-title .muted { font: 400 0.9rem/1.3 var(--font); }
.sub-title { font: 600 1rem/1.3 var(--font); margin: 18px 0 8px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 16px; margin: 16px 0; }
.panel--warn { border-color: var(--amber-lamp); }
.panel--warn ul { margin: 0; padding-left: 20px; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 14px 0; }
.notice { margin: 0 0 12px; padding: 12px 14px; border-radius: var(--radius-sm); background: var(--amber-bg); border: 1px solid var(--amber-lamp); }

.chip {
  display: inline-flex; align-items: center; gap: 7px; font-weight: 600; font-size: 0.85rem; line-height: 1.2;
  padding: 5px 11px 5px 9px; border-radius: 999px; background: var(--s-bg); color: var(--s);
}
.chip::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--s-lamp); flex: none; }

.badge { justify-self: start; font-size: 0.78rem; font-weight: 500; padding: 2px 8px; border-radius: 6px; background: var(--surface-2); color: var(--muted); border: 1px solid var(--line); }

/* confidence: three steps, filled by level */
.conf { display: inline-flex; gap: 3px; vertical-align: -1px; margin-right: 6px; }
.conf i { width: 6px; height: 12px; border-radius: 2px; background: var(--line-strong); }
.conf--medium i:nth-child(-n+2), .conf--high i, .conf--low i:first-child { background: var(--s, var(--ink)); }

/* the proof strip: one cell per task, coloured by its proof state */
.strip { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 3px; height: 10px; }
.strip > span { border-radius: 3px; background: var(--grey-bg); box-shadow: inset 0 0 0 1px var(--line); }
.strip > .is-green { background: var(--green-lamp); box-shadow: none; }
.strip > .is-amber { background: var(--amber-lamp); box-shadow: none; }
.strip > .is-red { background: var(--red-lamp); box-shadow: none; }
.strip > .is-teal { background: var(--teal-lamp); box-shadow: none; }

.bar { height: 8px; border-radius: 99px; background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--line); overflow: hidden; }
.bar > span { display: block; height: 100%; width: 0; border-radius: inherit; background: var(--grey-lamp); transition: width 0.5s cubic-bezier(.2,.7,.2,1); }
.bar--green > span { background: var(--green-lamp); }
.bar--amber > span { background: var(--amber-lamp); }
.bar--red > span { background: var(--red-lamp); }
.bar--teal > span { background: var(--teal-lamp); }

/* ---- missions list ------------------------------------------------------------------ */

.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.card:hover { border-color: var(--line-strong); }
.card__link { display: grid; gap: 9px; padding: 14px 16px 14px 30px; color: inherit; text-decoration: none; border-radius: inherit; min-height: 100%; }
.card__lamp { position: absolute; left: 10px; top: 12px; bottom: 12px; width: 8px; border-radius: 4px; background: var(--s-lamp); }
.card--red .card__lamp, .card--amber .card__lamp, .card--teal .card__lamp { box-shadow: 0 0 12px 1px color-mix(in srgb, var(--s-lamp) 55%, transparent); }
.card--grey .card__lamp { background: var(--grey-bg); box-shadow: inset 0 0 0 1px var(--line-strong); }
.card__title { font: 600 1.2rem/1.2 var(--display); letter-spacing: 0.005em; }
.card__verdict { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; }
.card__count { font-size: 0.875rem; color: var(--muted); }
.card__problem { font-size: 0.9rem; color: var(--muted); }

/* ---- mission view ------------------------------------------------------------------- */

.mission { max-width: 860px; }
.back { display: inline-flex; align-items: center; min-height: 40px; margin: 0 0 6px; font-weight: 600; text-decoration: none; }
.back:hover { text-decoration: underline; }
.mission__head { display: grid; gap: 8px; margin-bottom: 14px; }
.mission__title { margin: 0; font: 700 clamp(1.6rem, 5.2vw, 2.3rem)/1.08 var(--display); letter-spacing: 0.002em; }
.mission__meta { margin: 0; color: var(--muted); display: flex; flex-wrap: wrap; gap: 2px 16px; font-size: 0.95rem; }

.verdict {
  position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 16px;
  padding: 18px 16px 16px; border-radius: var(--radius);
  border: 1.5px solid var(--s);
  background:
    radial-gradient(130% 85% at 0% 0%, color-mix(in srgb, var(--s-lamp) 13%, transparent), transparent 62%),
    var(--surface);
  box-shadow: 0 24px 48px -36px color-mix(in srgb, var(--s-lamp) 70%, transparent);
}
.verdict__lamp { grid-row: 1 / span 1; }
.verdict__head { display: grid; align-content: center; gap: 6px; min-width: 0; }
.verdict__title { margin: 0; color: var(--s); font: 700 clamp(1.65rem, 6vw, 2.5rem)/1.04 var(--display); letter-spacing: 0.003em; }
.verdict__conf { margin: 0; color: var(--muted); font-weight: 500; font-size: 0.95rem; }
.verdict__body { grid-column: 1 / -1; display: grid; gap: 14px; margin-top: 12px; }
.verdict__grid { display: grid; gap: 14px; }
.verdict__grid h3 { margin: 0 0 4px; font: 600 0.95rem/1.3 var(--font); color: var(--muted); }
.verdict__grid p { margin: 0; font-size: 1.02rem; }
.facts { border-top: 1px solid var(--line); padding-top: 10px; }
.facts summary { cursor: pointer; font-weight: 600; min-height: 36px; display: flex; align-items: center; }
.facts ul { margin: 6px 0 0; padding-left: 20px; display: grid; gap: 3px; }

/* the beacon: a signal tower. 3D canvas when WebGL works, the flat tower otherwise */
.beacon { position: relative; width: 62px; height: 124px; flex: none; }
.beacon canvas { position: absolute; inset: -8px -14px; width: calc(100% + 28px); height: calc(100% + 16px); display: block; }
.beacon__flat { position: absolute; inset: 0; display: grid; grid-template-rows: 6px repeat(4, 1fr) 18px; gap: 3px; justify-items: center; }
.beacon--3d .beacon__flat { visibility: hidden; }
.beacon__cap { width: 70%; border-radius: 6px 6px 2px 2px; background: var(--line-strong); }
.beacon__seg { width: 70%; border-radius: 4px; background: color-mix(in srgb, var(--lamp) 22%, var(--surface-2)); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--lamp) 40%, transparent); }
.beacon__seg--red { --lamp: var(--red-lamp); }
.beacon__seg--amber { --lamp: var(--amber-lamp); }
.beacon__seg--green { --lamp: var(--green-lamp); }
.beacon__seg--teal { --lamp: var(--teal-lamp); }
.beacon__seg.is-lit { background: var(--lamp); box-shadow: 0 0 18px 3px color-mix(in srgb, var(--lamp) 60%, transparent), inset 0 0 0 1px rgba(255,255,255,.35); }
.beacon__pole { width: 16%; border-radius: 0 0 3px 3px; background: var(--line-strong); }

.tasks { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.task { border-bottom: 1px solid var(--line); }
.task summary { list-style: none; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px 12px; padding: 12px 2px; cursor: pointer; align-items: start; }
.task summary::-webkit-details-marker { display: none; }
.task summary:hover .task__title { text-decoration: underline; text-underline-offset: 3px; }
.task__num { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font: 700 1rem/1 var(--display); background: var(--s-bg); color: var(--s); }
.task--grey .task__num { background: var(--surface-2); color: var(--muted); box-shadow: inset 0 0 0 1px var(--line); }
.task__main { display: grid; gap: 7px; min-width: 0; }
.task__title { font-weight: 600; }
.task__state { grid-column: 2; justify-self: start; }
.levels { display: flex; flex-wrap: wrap; gap: 4px; }
.lvl { font-size: 0.78rem; padding: 2px 8px 2px 6px; border-radius: 6px; background: var(--surface-2); color: var(--muted); display: inline-flex; gap: 4px; align-items: center; box-shadow: inset 0 0 0 1px var(--line); }
.lvl--yes { background: var(--green-bg); color: var(--green); box-shadow: none; }
.lvl--partial { background: var(--amber-bg); color: var(--amber); box-shadow: none; }
.lvl__mark { font-weight: 700; width: 1em; text-align: center; }
.detail { display: grid; grid-template-columns: minmax(104px, auto) minmax(0, 1fr); gap: 6px 14px; margin: 0; padding: 0 2px 14px 44px; font-size: 0.92rem; }
.detail dt { color: var(--muted); }
.detail dd { margin: 0; min-width: 0; }

.log { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 0.92rem; }
.log li { display: flex; flex-wrap: wrap; gap: 2px 8px; align-items: baseline; }
.log__time { font-family: var(--mono); font-size: 0.85rem; color: var(--muted); }
.log__event { font-weight: 600; }
.log__task { color: var(--muted); }

/* ---- rescue plan ------------------------------------------------------------------- */

.rescue__summary { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.kv { display: grid; gap: 2px; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--surface-2); }
.kv__k { font-size: 0.85rem; color: var(--muted); }
.kv__v { font: 700 1.3rem/1.2 var(--display); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.step { display: grid; gap: 5px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.step .chip { justify-self: start; }
.step__title { font-weight: 600; }
.instruction, .cmd {
  margin: 0; padding: 14px 16px; border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--line);
  font: 400 0.85rem/1.55 var(--mono); white-space: pre-wrap; word-break: break-word; max-height: 440px; overflow: auto;
}
.cmd { max-height: none; margin: 6px 0 12px; }
.confirm { margin: 8px 0 2px; padding: 12px; border-radius: var(--radius-sm); border: 1px dashed var(--teal-lamp); background: var(--teal-bg); display: grid; gap: 8px; }
.confirm p { margin: 0; }
.confirm .btn { justify-self: start; }

/* ---- demo ------------------------------------------------------------------------- */

.demo__row { display: grid; gap: 6px; margin-top: 14px; }
.demo__row .btn { justify-self: start; }
.demo__row p { margin: 0; }
.agent-log { margin: 12px 0 0; padding: 10px 14px 10px 34px; border-radius: var(--radius-sm); background: var(--surface-2); font-size: 0.92rem; display: grid; gap: 3px; }

/* ---- limits ----------------------------------------------------------------------- */

.limits__list { list-style: none; margin: 0 0 8px; padding: 0; display: grid; gap: 14px; }
.limit { display: grid; gap: 6px; }
.limit__head { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; }
.limit__label {
  font: 700 0.75rem/1 var(--display); letter-spacing: 0.06em; padding: 4px 7px 3px; border-radius: 4px;
  background: transparent; border: 1.5px solid currentColor;
}
.limit__label::before { display: none; }
.limit__meta { font-size: 0.875rem; color: var(--muted); display: flex; flex-wrap: wrap; align-items: center; gap: 2px 14px; }
.limit__used { font-weight: 600; color: var(--ink); }
.limit-form { margin: 12px 0; padding: 14px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-2); }
.limit-form .sub-title { margin-top: 0; }
.limit-form__grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.limit-form label { display: grid; gap: 4px; font-size: 0.875rem; color: var(--muted); font-weight: 600; }
.limit-form input, .limit-form select {
  font: 400 1rem/1.3 var(--font); color: var(--ink); background: var(--surface);
  border: 1px solid var(--line-strong); border-radius: 8px; padding: 8px 10px; min-height: 44px; width: 100%;
}
.form-error { color: var(--red); font-weight: 600; margin: 10px 0 0; }

/* ---- footer ----------------------------------------------------------------------- */

.foot { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 0.875rem; color: var(--muted); display: grid; gap: 4px; }
.foot p { margin: 0; }
.foot__motto { font: 600 1.05rem/1.3 var(--display); color: var(--ink); letter-spacing: 0.01em; }

/* ---- wider screens ---------------------------------------------------------------- */

@media (min-width: 720px) {
  #app { padding-left: 24px; padding-right: 24px; }
  .seg { display: inline-grid; grid-template-columns: repeat(3, auto); justify-self: start; }
  .seg__btn { padding: 6px 16px; }
  .panel { padding: 20px 22px; }
  .verdict { padding: 22px 24px 20px; gap: 4px 24px; }
  .verdict__lamp { grid-row: 1 / span 2; }
  .verdict__body { grid-column: 2; margin-top: 4px; }
  .verdict__grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .beacon { width: 84px; height: 176px; }
  .task summary { grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; }
  .task__state { grid-column: auto; justify-self: end; }
  .limits__list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 28px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}