/* Reframe Scout — design tokens.
   Signature: a vertical time-spine of verified findings; verification shown as
   monospace provenance chips. Palette tuned hopeful-clinical, deliberately not
   the cream/serif/terracotta or black/acid AI defaults. */

:root {
  --ink: #15233b;
  --mist: #f5f7fa;
  --paper: #ffffff;
  --verdant: #0e7c6b;
  --verdant-soft: #0e7c6b1a;
  --dawn: #f2b441;
  --slate: #5b6473;
  --slate-soft: #5b647326;
  --alarm: #b4442f;
  --line: #dde3ec;

  --serif: "Fraunces", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;

  --r: 12px;
  --maxw: 760px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--mist);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Masthead ── */
.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.wordmark {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}
.wordmark span { color: var(--verdant); padding: 0 1px; }

.tabs { display: flex; gap: 4px; background: var(--slate-soft); padding: 4px; border-radius: 999px; }
.tab {
  font-family: var(--mono);
  font-size: 13px;
  border: 0;
  background: transparent;
  color: var(--slate);
  padding: 6px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.tab.is-active { background: var(--paper); color: var(--ink); box-shadow: 0 1px 3px #15233b14; }
.tab:focus-visible { outline: 2px solid var(--verdant); outline-offset: 2px; }

/* ── Layout ── */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 24px 80px; }
.panel { display: none; }
.panel.is-active { display: block; }

/* ── Hero ── */
.hero { padding: 40px 0 28px; }
.hero__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(40px, 8vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}
.hero__sub {
  font-size: 18px;
  color: var(--slate);
  max-width: 30em;
  margin: 0 0 26px;
}

/* ── Console input ── */
.console {
  display: flex;
  gap: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 8px;
  box-shadow: 0 2px 14px #15233b0d;
}
.console:focus-within { border-color: var(--verdant); box-shadow: 0 2px 18px #0e7c6b22; }
.console--stack { flex-direction: column; }
.console__input {
  flex: 1;
  border: 0;
  background: transparent;
  font-family: var(--sans);
  font-size: 18px;
  color: var(--ink);
  padding: 12px 14px;
  min-width: 0;
}
.console__input::placeholder { color: #9aa3b2; }
.console__input:focus { outline: none; }
.console__input--sub { font-size: 15px; border-top: 1px solid var(--line); }
.console__go {
  font-family: var(--mono);
  font-size: 15px;
  border: 0;
  background: var(--ink);
  color: #fff;
  padding: 0 22px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.18s, transform 0.05s;
}
.console--stack .console__go { padding: 14px; }
.console__go:hover { background: var(--verdant); }
.console__go:active { transform: translateY(1px); }
.console__go:focus-visible { outline: 2px solid var(--verdant); outline-offset: 2px; }

/* ── Options row ── */
.options {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--slate);
}
.opt { display: inline-flex; align-items: center; gap: 7px; }
.opt__key { color: #9aa3b2; }
.opt select {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 7px;
  padding: 5px 8px;
  cursor: pointer;
}
.opt select:focus-visible { outline: 2px solid var(--verdant); outline-offset: 1px; }

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.seg__btn {
  font-family: var(--mono);
  font-size: 13px;
  border: 0;
  background: var(--paper);
  color: var(--slate);
  padding: 5px 12px;
  cursor: pointer;
}
.seg__btn.is-active { background: var(--verdant); color: #fff; }
.seg__btn:focus-visible { outline: 2px solid var(--ink); outline-offset: -2px; }

/* ── Banner (errors / notices) ── */
.banner {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--alarm);
  background: #b4442f12;
  border: 1px solid #b4442f33;
  border-radius: 8px;
  padding: 10px 14px;
  margin: 20px 0 0;
}

/* ── Timeline (the signature) ── */
.timeline { margin-top: 30px; }
.bucket {
  display: grid;
  grid-template-columns: 78px 1fr;
  column-gap: 4px;
}
.bucket__time {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.35;
  color: var(--slate);
  text-align: right;
  padding: 2px 14px 0 0;
}
.bucket__time b { display: block; color: var(--ink); font-weight: 500; }
.bucket__body {
  border-left: 2px solid var(--line);
  padding: 0 0 26px 26px;
  position: relative;
}
.bucket:last-child .bucket__body { padding-bottom: 6px; }

/* nodes on the spine */
.node { position: relative; }
.node::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--verdant);
  box-shadow: 0 0 0 4px var(--mist);
}
.node--pending::before { background: var(--mist); border: 2px solid var(--slate); animation: pulse 1.2s ease-in-out infinite; }
.node--empty::before { background: var(--mist); border: 2px solid var(--line); }
.node--error::before { background: var(--mist); border: 2px solid var(--alarm); }

.finding { animation: rise 0.4s ease both; }
.finding + .finding { margin-top: 22px; }
.finding__headline {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 21px;
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
.finding__headline a { color: var(--ink); text-decoration: none; background: linear-gradient(var(--dawn), var(--dawn)) left bottom / 0% 2px no-repeat; transition: background-size 0.25s; }
.finding__headline a:hover { background-size: 100% 2px; }
.finding__headline a:focus-visible { outline: 2px solid var(--verdant); outline-offset: 3px; border-radius: 2px; }
.finding__summary { color: #2c3954; margin: 0 0 12px; }

.finding__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }

/* provenance chip — the verification signature */
.chip {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.01em;
  color: var(--verdant);
  background: var(--verdant-soft);
  border: 1px solid #0e7c6b33;
  border-radius: 6px;
  padding: 3px 8px;
  white-space: nowrap;
}
.chip--muted { color: var(--slate); background: var(--slate-soft); border-color: transparent; }

/* readiness ladder — "path to patients": labeled, gold→green by maturity */
.meter { display: inline-flex; align-items: center; gap: 9px; font-family: var(--mono); font-size: 12px; color: var(--slate); }
.meter__bars { display: inline-flex; gap: 3px; }
.meter__bar { width: 16px; height: 7px; border-radius: 2px; background: var(--line); }
.meter__stage { font-weight: 500; color: var(--ink); }
.meter[title] { cursor: help; }

/* one-time legend explaining the ladder */
.legend {
  display: flex; flex-wrap: wrap; align-items: center; gap: 7px 16px;
  margin: 0 0 26px; padding: 12px 16px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px;
}
.legend__title { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--slate); }
.legend__steps { display: flex; flex-wrap: wrap; gap: 7px 16px; }
.legend__step { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 12px; color: var(--ink); }
.legend__dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }

.drop-note { font-family: var(--mono); font-size: 12px; color: var(--slate); margin-top: 14px; opacity: 0.85; }
.unconfirmed { font-family: var(--mono); font-size: 11px; color: var(--slate); }

/* ── Verdict card (Verify tab) ── */
.verdict {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--slate);
  border-radius: var(--r);
  padding: 22px 24px;
  margin-top: 28px;
  animation: rise 0.4s ease both;
  box-shadow: 0 2px 14px #15233b0d;
}
.verdict--ok { border-left-color: var(--verdant); }
.verdict--rescued { border-left-color: var(--dawn); }
.verdict--dead { border-left-color: var(--alarm); }
.verdict__badge {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 12px;
}
.verdict--ok .verdict__badge { color: var(--verdant); background: var(--verdant-soft); }
.verdict--rescued .verdict__badge { color: #a9750a; background: #f2b4411f; }
.verdict--dead .verdict__badge { color: var(--alarm); background: #b4442f14; }
.verdict__title { font-family: var(--serif); font-weight: 500; font-size: 22px; line-height: 1.22; letter-spacing: -0.01em; margin: 0 0 10px; }
.verdict__title a { color: var(--ink); text-decoration: none; background: linear-gradient(var(--dawn), var(--dawn)) left bottom / 0% 2px no-repeat; transition: background-size 0.25s; }
.verdict__title a:hover { background-size: 100% 2px; }
.verdict__summary { font-size: 16px; color: #2c3954; margin: 0 0 14px; }
.verdict__readiness { margin: 0 0 14px; }
.verdict__line { font-size: 15px; font-family: var(--sans); color: var(--slate); margin: 0 0 16px; line-height: 1.4; }
.verdict__rows { display: grid; gap: 9px; }
.vrow { display: grid; grid-template-columns: 110px 1fr; gap: 12px; font-size: 14px; align-items: baseline; }
.vrow__key { font-family: var(--mono); font-size: 12px; color: var(--slate); }
.vrow__val a { color: var(--verdant); }
.vrow__val { word-break: break-word; }
.trace { display: flex; flex-wrap: wrap; gap: 6px; }

/* ── Footer ── */
.footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 24px 56px;
  border-top: 1px solid var(--line);
  color: var(--slate);
  font-size: 13.5px;
}
.footer p { margin: 0 0 6px; max-width: 46em; }
.footer__sib { font-family: var(--mono); font-size: 12px; }

/* ── Motion ── */
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 4px var(--mist), 0 0 0 5px #5b647344; } 50% { box-shadow: 0 0 0 4px var(--mist), 0 0 0 9px #5b647400; } }

@media (prefers-reduced-motion: reduce) {
  .finding, .verdict { animation: none; }
  .node--pending::before { animation: none; }
}

/* ── Mobile ── */
@media (max-width: 560px) {
  body { font-size: 16px; }
  .console { flex-direction: column; }
  .console__go { padding: 14px; }
  .bucket { grid-template-columns: 56px 1fr; }
  .bucket__time { font-size: 11px; padding-right: 10px; }
  .node::before { left: -23px; }
  .vrow { grid-template-columns: 1fr; gap: 2px; }
}