/* Newsprint: base styles and components shared by every application. Load tokens.css first.
   Source of truth: packages/ui/newsprint.css. Applications hold a copy made by scripts/sync-ui.sh; edit this file, not the copy.

   Everything sits in the `newsprint` cascade layer, so any unlayered rule in an application's own stylesheet wins
   regardless of specificity. An application overrides a component by restyling it, never by fighting selectors. */

@layer newsprint {
  @font-face { font-family: 'Playfair Display'; font-style: normal; font-weight: 700; font-display: swap; src: url('fonts/playfair-bold.ttf') format('truetype'); }
  @font-face { font-family: 'Playfair Display'; font-style: normal; font-weight: 400; font-display: swap; src: url('fonts/playfair-regular.ttf') format('truetype'); }
  @font-face { font-family: 'Space Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url('fonts/space-mono.ttf') format('truetype'); }

  /* ---------- Base */

  *, *::before, *::after { box-sizing: border-box; }
  [hidden] { display: none !important; }
  html { color-scheme: light; -webkit-text-size-adjust: 100%; }
  body {
    margin: 0;
    min-width: 320px;
    background:
      linear-gradient(rgba(23, 23, 23, 0.025) 1px, transparent 1px),
      linear-gradient(90deg, rgba(23, 23, 23, 0.025) 1px, transparent 1px),
      var(--paper);
    background-size: 32px 32px;
    color: var(--ink);
    font-family: var(--serif);
    /* Playfair defaults to old-style figures; quantities, dates and amounts read better lining. */
    font-variant-numeric: lining-nums;
  }
  /* Paper grain. A file rather than a data: URL, so it loads under img-src 'self'. */
  body::before {
    content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 30;
    opacity: 0.22; mix-blend-mode: multiply; background-image: url('noise.svg');
  }

  a { color: inherit; text-underline-offset: 3px; }
  h1, h2, h3 { font-family: var(--serif); font-weight: 700; }
  h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: 0.95; letter-spacing: -0.05em; margin: 0 0 0.6rem; overflow-wrap: anywhere; }
  h2 { font-size: 1.35rem; margin: 1.6rem 0 0.6rem; }
  h3 { font-size: 1.1rem; margin: 1rem 0 0.4rem; }
  code, kbd, pre, samp { font-family: var(--mono); }
  pre { font-size: 0.8rem; line-height: 1.6; padding: 0.8rem; background: var(--paper-deep); overflow: auto; white-space: pre-wrap; word-break: break-word; }
  blockquote { border-left: 3px solid var(--teal); margin: 0.8rem 0; padding-left: 0.8rem; }
  hr { border: 0; border-top: 1px solid var(--line-strong); }
  details > summary { cursor: pointer; font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }

  :focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }

  /* ---------- Controls */

  button, input, textarea, select { font: inherit; color: inherit; border-radius: 0; }
  button, .button {
    display: inline-block; cursor: pointer; background: var(--paper); color: var(--ink); border: 1px solid var(--ink); padding: 0.5rem 0.8rem;
    font: 0.72rem/1.3 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none;
    touch-action: manipulation; -webkit-tap-highlight-color: transparent;
  }
  button:hover, .button:hover { background: var(--paper-deep); }
  button:disabled, .button[aria-disabled='true'] { opacity: 0.5; cursor: not-allowed; }
  .primary, button.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
  .primary:hover, button.primary:hover { background: var(--teal-ink); border-color: var(--teal-ink); }
  .accent, button.accent { background: var(--acid); }
  .accent:hover, button.accent:hover { background: #c6d84f; }
  .danger, button.danger { background: var(--bad); color: var(--paper); border-color: var(--bad); }
  .danger:hover, button.danger:hover { background: var(--bad-deep); border-color: var(--bad-deep); }
  /* A button that reads as a link: actions inside running text or a list row. */
  .link-button, button.link-button {
    padding: 0.2rem 0; border: 0; background: transparent; color: var(--muted);
    text-decoration: underline; text-underline-offset: 3px;
  }
  .link-button:hover, button.link-button:hover { background: transparent; color: var(--ink); }

  label { display: grid; gap: 0.35rem; font: 0.68rem/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
  input, textarea, select {
    width: 100%; min-width: 0; background: var(--surface); color: var(--ink); border: 1px solid var(--line-strong); padding: 0.6rem 0.7rem;
    font-family: var(--serif); font-size: 1rem; line-height: 1.4; letter-spacing: normal; text-transform: none; font-variant-numeric: lining-nums;
  }
  input[type='checkbox'], input[type='radio'] { width: 1rem; height: 1rem; flex: none; margin: 0; padding: 0; accent-color: var(--ink); }
  /* A label wrapping a checkbox or radio is a choice, read as text beside its box, not a field caption. */
  label:has(> input[type='checkbox'], > input[type='radio']) {
    display: flex; align-items: center; gap: 0.5rem;
    font: inherit; letter-spacing: normal; text-transform: none; color: var(--ink);
  }
  input[type='file'] { font-family: var(--mono); font-size: 0.75rem; }
  textarea { min-height: 5.5rem; resize: vertical; }

  /* ---------- Page frame */

  .shell { width: min(100%, 1600px); margin: 0 auto; padding: max(1rem, env(safe-area-inset-top)) clamp(0.75rem, 3vw, 3rem) 3rem; }
  .masthead {
    display: flex; justify-content: space-between; align-items: center; gap: 0.5rem 1rem; flex-wrap: wrap;
    border-top: 4px solid var(--ink); border-bottom: 1px solid var(--line-strong); padding: 0.65rem 0;
    font: 700 0.72rem/1.5 var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
  }
  .masthead a { text-decoration: none; }
  .masthead a:hover { text-decoration: underline; }
  .masthead nav { display: flex; gap: 0.25rem 1rem; align-items: center; flex-wrap: wrap; }
  .masthead nav a[aria-current='page'], .masthead nav a.on { background: var(--ink); color: var(--paper); padding: 0 0.3rem; }
  .masthead .who { color: var(--coral); }
  .title-row { display: flex; justify-content: space-between; align-items: end; gap: 1rem; flex-wrap: wrap; padding: 1.2rem 0 1rem; }
  .title-row h1 { margin: 0; }

  /* ---------- Type */

  .eyebrow { margin: 0 0 0.35rem; font: 0.68rem/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
  .section-label {
    display: flex; justify-content: space-between; align-items: center; gap: 0.6rem;
    padding: 0.4rem 0; border-bottom: 1px solid var(--line);
    font: 700 0.68rem/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
  }
  .mono { font-family: var(--mono); }
  .muted { color: var(--muted); }
  .small { font-size: 0.88rem; }
  .num { font-family: var(--mono); font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
  .accent-mark { color: var(--coral); }

  /* ---------- Surfaces */

  .panel { background: var(--surface); border: 1px solid var(--ink); padding: clamp(0.9rem, 2.5vw, 1.4rem); box-shadow: var(--shadow-card); min-width: 0; }
  .panel > :first-child { margin-top: 0; }
  .panel > :last-child { margin-bottom: 0; }
  .panel.quiet { border-color: var(--line-strong); box-shadow: none; }
  .stamp {
    display: inline-block; border: 1px solid var(--ink); padding: 0.25rem 0.55rem; transform: rotate(-3deg); background: var(--acid);
    font: 0.68rem/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink);
  }
  .stamp.quiet { background: var(--paper-deep); }
  .chip {
    display: inline-flex; align-items: center; gap: 0.3rem; border: 1px solid var(--line-strong); background: var(--paper); color: var(--ink);
    padding: 0.05rem 0.4rem; margin: 0 0.2rem 0.1rem 0; font: 0.62rem/1.6 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; white-space: nowrap;
  }
  .chip.good { border-color: var(--good); color: var(--good); }
  .chip.warn { border-color: var(--warn); color: var(--warn); background: #f6ecd2; }
  .chip.bad { border-color: var(--bad); color: var(--paper); background: var(--bad); }
  .chip.accent { background: var(--acid); border-color: var(--ink); }
  .chip.teal { background: var(--teal); border-color: var(--teal); color: var(--paper); }
  .count { display: inline-grid; place-items: center; min-width: 1.35rem; height: 1.35rem; padding: 0 0.3rem; border-radius: 999px; border: 1px solid var(--ink); background: var(--coral); color: #fff; font: 700 0.62rem/1 var(--mono); }
  .notice { border-left: 4px solid var(--acid); background: var(--surface); padding: 0.7rem 0.9rem; line-height: 1.5; }
  .notice.warn { border-left-color: var(--warn); }
  .notice.bad { border-left-color: var(--bad); background: var(--bad-soft); }
  .meter { height: 0.5rem; background: var(--paper-deep); border: 1px solid var(--line-strong); overflow: hidden; }
  .meter > span { display: block; height: 100%; background: var(--teal); }

  /* ---------- Tables */

  table { width: 100%; border-collapse: collapse; background: var(--surface); border-top: 3px solid var(--ink); border-bottom: 1px solid var(--line-strong); }
  th, td { padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
  th { font: 700 0.62rem/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); background: var(--paper); border-bottom-color: var(--line-strong); }
  tr:last-child td { border-bottom: 0; }
  .table-wrap { width: 100%; overflow-x: auto; }

  /* ---------- Overlays */

  dialog { border: 1px solid var(--ink); background: var(--surface); color: var(--ink); padding: 1.2rem; width: min(32rem, calc(100vw - 1.5rem)); max-height: calc(100svh - 2rem); overflow: auto; box-shadow: var(--shadow-pop); }
  dialog::backdrop { background: rgba(23, 23, 23, 0.45); }
  .dialog-actions { display: flex; justify-content: flex-end; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }
  .toast {
    position: fixed; left: 50%; bottom: max(1.5rem, env(safe-area-inset-bottom)); transform: translateX(-50%) rotate(-1deg); z-index: 50;
    background: var(--ink); color: var(--paper); padding: 0.55rem 0.9rem; max-width: calc(100vw - 2rem);
    font: 0.72rem/1.4 var(--mono); letter-spacing: 0.05em;
  }
  .toast.error { background: var(--bad); }
  /* Shown by client.js when the platform session has ended. */
  .session-banner {
    position: sticky; top: 0; z-index: 60; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 0.4rem 1rem;
    background: var(--acid); color: var(--ink); border-bottom: 2px solid var(--ink); padding: 0.6rem 1rem;
    font: 0.75rem/1.4 var(--mono); letter-spacing: 0.04em;
  }
  .session-banner a { font-weight: 700; }

  @media (max-width: 640px) {
    .masthead { font-size: 0.64rem; }
    .title-row { padding: 0.9rem 0 0.75rem; }
  }
}