/* M1 web surface — D-M1-WEB-VANILLA.
 *
 * No literal colour, size or spacing appears in this file: every such value
 * is a token from content/tokens.json, applied by app.js to :root as a
 * --m1-* custom property (tokens.json documents the mapping). The only
 * literals below are 0, 100%, keywords and flex/grid ratios.
 *
 * No media queries — they cannot read custom properties, and the layout is
 * a single fluid column, so none are needed. 320px at 200% text scale is
 * the design target: nothing has a fixed height, everything wraps.
 */

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, "Segoe UI", Roboto, "Noto Sans", sans-serif;
  font-size: var(--m1-font-body);
  font-weight: var(--m1-font-weight-normal);
  line-height: var(--m1-font-line-height);
  color: var(--m1-color-ink);
  background: var(--m1-color-paper-dim);
}

main {
  max-width: var(--m1-size-content-max);
  margin: 0 auto;
  padding: var(--m1-space-4);
  display: grid;
  /* minmax(0,1fr): children may wrap but never widen the column past the
     viewport — the 320px @ 200% text-scale case */
  grid-template-columns: minmax(0, 1fr);
  gap: var(--m1-space-4);
}

/* ---------------------------------------------------------------- notices */

.notice img {
  width: var(--m1-size-icon-small);
  height: var(--m1-size-icon-small);
  flex: none;
}

.notice {
  background: var(--m1-color-paper);
  border: var(--m1-size-border) solid var(--m1-color-line);
  border-radius: var(--m1-size-radius);
  padding: var(--m1-space-3) var(--m1-space-4);
  color: var(--m1-color-ink-soft);
  display: flex;
  align-items: center;
  gap: var(--m1-space-3);
  flex-wrap: wrap;
}

/* --------------------------------------------------- collapsed answers */

.answered {
  display: flex;
  flex-wrap: wrap;       /* at 200% text scale the change-link drops below */
  align-items: center;
  min-width: 0;
  overflow-wrap: anywhere;
  gap: var(--m1-space-3);
  width: 100%;
  min-height: var(--m1-size-tap-min);
  padding: var(--m1-space-2) var(--m1-space-4);
  background: var(--m1-color-paper);
  border: var(--m1-size-border) solid var(--m1-color-line);
  border-radius: var(--m1-size-radius-small);
  font: inherit;
  color: var(--m1-color-ink-soft);
  text-align: left;
  cursor: pointer;
}

.answered img {
  width: var(--m1-size-icon-small);
  height: var(--m1-size-icon-small);
  flex: none;
}

.answered .change {
  margin-left: auto;
  color: var(--m1-color-ink);
  font-size: var(--m1-font-small);
  text-decoration: underline;
}

/* -------------------------------------------------------------- question */

.question h2 {
  margin: 0 0 var(--m1-space-3) 0;
  font-size: var(--m1-font-large);
  font-weight: var(--m1-font-weight-bold);
}

.options {
  display: grid;
  /* two per row, never more; minmax(0,1fr) so long labels wrap instead of
     widening the column past the viewport */
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--m1-space-3);
}

.opt {
  min-width: 0;
  /* 'anywhere' (unlike break-word) also shrinks min-content, so labels
     break rather than clip inside the button at 200% text scale */
  overflow-wrap: anywhere;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--m1-space-2);
  min-height: var(--m1-size-tap-min);
  padding: var(--m1-space-4) var(--m1-space-3);
  border-radius: var(--m1-size-radius);
  border-style: solid;
  border-width: var(--m1-size-border-strong);
  font: inherit;
  font-weight: var(--m1-font-weight-medium);
  color: var(--m1-color-ink);
  text-align: center;
  cursor: pointer;
}

.opt img {
  width: var(--m1-size-icon);
  height: var(--m1-size-icon);
}

/* colour channel: destination, not severity */
.class-urgency      { background: var(--m1-class-urgency-tint);      border-color: var(--m1-class-urgency-accent); }
.class-bank-dispute { background: var(--m1-class-bank-dispute-tint); border-color: var(--m1-class-bank-dispute-accent); }
.class-neutral      { background: var(--m1-class-neutral-tint);      border-color: var(--m1-class-neutral-accent); }

/* -------------------------------------------------------------- terminal */

.terminal {
  background: var(--m1-color-paper);
  border-radius: var(--m1-size-radius);
  border: var(--m1-size-border) solid var(--m1-color-line);
  overflow: hidden;
}

.terminal .band { height: var(--m1-space-2); }
.terminal.class-urgency .band      { background: var(--m1-class-urgency-accent); }
.terminal.class-bank-dispute .band { background: var(--m1-class-bank-dispute-accent); }
.terminal.class-neutral .band      { background: var(--m1-class-neutral-accent); }

.terminal .inner {
  padding: var(--m1-space-5);
  display: grid;
  /* minmax(0,1fr) + break-word: an unbreakable token (cybercrime.gov.in)
     must wrap, not widen the card into its own overflow:hidden clip */
  grid-template-columns: minmax(0, 1fr);
  gap: var(--m1-space-3);
  min-width: 0;
  overflow-wrap: anywhere;   /* 'anywhere' also shrinks min-content */
}

.terminal .kicker {
  color: var(--m1-color-ink-soft);
  font-size: var(--m1-font-small);
}

.terminal h1 {
  margin: 0;
  font-size: var(--m1-font-title);
  font-weight: var(--m1-font-weight-bold);
  line-height: var(--m1-font-line-height);
}

.terminal p { margin: 0; }

/* ------------------------------------------------- steps + BAD + S3 */

.steps {
  margin: 0;
  padding-left: var(--m1-space-5);
  display: grid;
  gap: var(--m1-space-3);
}

.steps li { padding-left: var(--m1-space-1); }

details.bad {
  border: var(--m1-size-border) solid var(--m1-color-line);
  border-radius: var(--m1-size-radius-small);
  padding: var(--m1-space-3);
  background: var(--m1-color-paper-dim);
}

details.bad summary {
  cursor: pointer;
  font-weight: var(--m1-font-weight-medium);
  min-height: var(--m1-size-tap-min);
  display: flex;
  align-items: center;
}

.bad-app, .bad-fallback { margin: var(--m1-space-3) 0 0 0; }
.bad-fallback { color: var(--m1-color-ink-soft); }

button.primary {
  min-height: var(--m1-size-tap-min);
  padding: var(--m1-space-3) var(--m1-space-4);
  border-radius: var(--m1-size-radius);
  border-style: solid;
  border-width: var(--m1-size-border-strong);
  font: inherit;
  font-weight: var(--m1-font-weight-bold);
  color: var(--m1-color-ink);
  cursor: pointer;
  overflow-wrap: anywhere;
}

.field {
  display: grid;
  gap: var(--m1-space-1);
  padding: var(--m1-space-2);
  border-radius: var(--m1-size-radius-small);
}

.field span { font-weight: var(--m1-font-weight-medium); }

.field input, .field textarea {
  font: inherit;
  color: var(--m1-color-ink);
  background: var(--m1-color-paper);
  border: var(--m1-size-border) solid var(--m1-color-line);
  border-radius: var(--m1-size-radius-small);
  padding: var(--m1-space-2) var(--m1-space-3);
  min-height: var(--m1-size-tap-min);
  width: 100%;
  min-width: 0;
}

/* the ONE amber highlight on this screen: the transaction ID row */
.field.highlight {
  background: var(--m1-color-amber-bg);
  border: var(--m1-size-border) solid var(--m1-color-amber);
}

.twostep {
  border: var(--m1-size-border-strong) solid var(--m1-color-ink);
  border-radius: var(--m1-size-radius);
  padding: var(--m1-space-4);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--m1-space-2);
  min-width: 0;
}

.call-btn {
  display: block;
  text-align: center;
  text-decoration: none;
  background: var(--m1-class-urgency-accent);
  color: var(--m1-color-paper);
  font-weight: var(--m1-font-weight-bold);
  font-size: var(--m1-font-large);
  min-height: var(--m1-size-tap-min);
  padding: var(--m1-space-4);
  border-radius: var(--m1-size-radius);
}

.center { text-align: center; }

.step2 {
  background: var(--m1-color-paper-dim);
  border: var(--m1-size-border) solid var(--m1-color-line);
  border-radius: var(--m1-size-radius);
  padding: var(--m1-space-4);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--m1-space-2);
  justify-items: start;
  min-width: 0;
}

.step2-banner {
  position: sticky;
  top: 0;
  background: var(--m1-class-urgency-tint);
  border: var(--m1-size-border-strong) solid var(--m1-class-urgency-accent);
  border-radius: var(--m1-size-radius-small);
  padding: var(--m1-space-3);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--m1-space-3);
  min-width: 0;
  overflow-wrap: anywhere;
}

/* ---------------------------------------------------------------- chrome */

.linklike {
  display: inline-flex;
  align-items: center;
  background: none;
  border: none;
  padding: var(--m1-space-2) var(--m1-space-3);
  min-height: var(--m1-size-tap-min);
  min-width: var(--m1-size-tap-min);   /* 48x48 floor for every target */
  font: inherit;
  font-size: var(--m1-font-small);
  color: var(--m1-color-ink);
  text-decoration: underline;
  cursor: pointer;
}

.framing {
  background: var(--m1-color-paper);
  border: var(--m1-size-border) solid var(--m1-color-line);
  border-radius: var(--m1-size-radius);
  padding: var(--m1-space-4);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--m1-space-2);
  min-width: 0;
}

.framing p { margin: 0; }
.framing .not { font-weight: var(--m1-font-weight-medium); }

footer {
  color: var(--m1-color-ink-soft);
  font-size: var(--m1-font-small);
  text-align: center;
  padding: var(--m1-space-3);
  display: grid;
  gap: var(--m1-space-1);
}

footer .version {
  font-family: ui-monospace, monospace;
  color: var(--m1-color-ink-soft);
}

:focus-visible {
  outline: var(--m1-size-border-strong) solid var(--m1-color-focus);
  outline-offset: var(--m1-space-1);
}