/* HonestPolicy — the public record. Design tokens per approved direction. */

:root {
  --paper: #FAFAF7;
  --ink: #1E3B2F;          /* ledger green — institutional anchor */
  --graphite: #26241F;     /* body text */
  --red: #A3282A;          /* claim red — F grades, divergence, indices > 1.5 only */
  --green: #2E5D43;        /* certificate green — A/B accents */
  --umber: #5C5347;        /* neutral secondary / C-D tones */
  --faint: #DDDACF;        /* hairlines on paper */
  --rail: 230px;
  --rail-gap: 44px;
  --serif: "Besley", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { background: var(--paper); }

body {
  margin: 0;
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}

/* ---------- document frame ---------- */

.sheet {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px 4rem;
}

@media (min-width: 960px) {
  .sheet { padding: 0 40px 5rem; }
}

a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--green); }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
  border-radius: 1px;
}

/* ---------- masthead ---------- */

.masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding: 1.4rem 0 0.9rem;
}

.masthead .wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.masthead .wordmark:hover { color: var(--green); }

.masthead nav { display: flex; gap: 1.5rem; }

.masthead nav a {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
}

.masthead nav a:hover,
.masthead nav a[aria-current="page"] { border-bottom-color: var(--ink); }

/* double ledger rule: 1px + 3px pair */
.rule-double {
  border: 0;
  height: 7px;
  border-top: 1px solid var(--ink);
  border-bottom: 3px solid var(--ink);
  margin: 0 0 2.2rem;
}

.rule-double.rule-close { margin-bottom: 1.2rem; }

.rule-single {
  border: 0;
  border-top: 1px solid var(--faint);
  margin: 2.2rem 0;
}

/* ---------- typography ---------- */

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--graphite);
  line-height: 1.2;
  margin: 0 0 0.6rem;
}

h1 { font-size: clamp(1.85rem, 4.5vw, 2.7rem); letter-spacing: -0.005em; }
h2 { font-size: 1.45rem; margin-top: 0; }
h3 { font-size: 1.12rem; font-weight: 600; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--umber);
  margin: 0 0 0.7rem;
}

.lede { font-size: 1.0625rem; max-width: 65ch; }

.mono, .num { font-family: var(--mono); }

.num { font-size: 0.92em; font-variant-numeric: tabular-nums; }

.muted { color: var(--umber); }

/* ---------- two-column document with sidenote rail ---------- */

.doc { position: relative; display: flow-root; /* contain sidenote floats */ }

@media (min-width: 960px) {
  .doc { padding-right: calc(var(--rail) + var(--rail-gap)); }
}

.main { max-width: 65ch; }

/* Sidenotes: Tufte-style marginal citations. <details> element; a small
   script opens them into the rail on wide screens. */
.sidenote {
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.55;
  color: var(--umber);
  margin: 0.6rem 0 1.2rem;
  border-left: 2px solid var(--faint);
  padding-left: 0.8rem;
  overflow-wrap: break-word;
}

.sidenote summary {
  cursor: pointer;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.66rem;
  color: var(--ink);
  list-style: none;
}

.sidenote summary::before { content: "\2295\00a0 "; /* ⊕ */ }
.sidenote[open] summary::before { content: "\2296\00a0 "; /* ⊖ */ }
.sidenote summary::-webkit-details-marker { display: none; }

.sidenote p { margin: 0.35rem 0 0; }
.sidenote a { color: inherit; }

@media (min-width: 960px) {
  .sidenote {
    float: right;
    clear: right;
    width: var(--rail);
    margin-right: calc(-1 * (var(--rail) + var(--rail-gap)));
    margin-top: 0.15rem;
    margin-bottom: 1.4rem;
    border-left: 0;
    padding-left: 0;
    border-top: 1px solid var(--faint);
    padding-top: 0.45rem;
  }
  .sidenote summary { pointer-events: none; }
  .sidenote summary::before, .sidenote[open] summary::before { content: ""; }
}

/* ---------- the grade seal ---------- */

.seal { display: block; color: var(--umber); }

.seal-A, .seal-B { color: var(--green); }
.seal-C, .seal-D { color: var(--graphite); }
.seal-F { color: var(--red); }
.seal-none { color: var(--umber); }

.seal .seal-rim {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 2.35px;
  fill: currentColor;
}

.seal .seal-letter {
  font-family: var(--serif);
  font-weight: 700;
  fill: currentColor;
}

.seal .seal-sub {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 1.6px;
  fill: currentColor;
}

@media (prefers-reduced-motion: no-preference) {
  .seal-press {
    animation: seal-press 0.55s cubic-bezier(0.19, 0.9, 0.32, 1) both;
    transform-origin: 50% 50%;
  }
  @keyframes seal-press {
    0%   { transform: scale(1.14) rotate(-2.5deg); opacity: 0; }
    55%  { transform: scale(0.985) rotate(0.4deg); opacity: 1; }
    100% { transform: scale(1) rotate(0deg); opacity: 1; }
  }
}

.seal-station { text-align: center; }

.seal-varies {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--red);
  margin: 0.7rem 0 0.2rem;
}

.seal-split {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--graphite);
  margin: 0.25rem 0 0;
  line-height: 1.6;
}

/* ---------- carrier record header ---------- */

.record-head { margin: 0.4rem 0 2rem; }

.record-head .disclosure-line {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--umber);
  margin: 1rem 0 0;
}

.record-meta {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--umber);
  margin: 0.4rem 0 0;
}

@media (min-width: 960px) {
  .record-head .seal-station {
    float: right;
    clear: right;
    width: var(--rail);
    margin-right: calc(-1 * (var(--rail) + var(--rail-gap)));
    margin-top: 0.3rem;
  }
}

@media (max-width: 959px) {
  .record-head .seal-station { margin: 0 auto 1.6rem; max-width: 240px; }
}

/* ---------- ledger tables ---------- */

.table-scroll { overflow-x: auto; }

table.ledger {
  border-collapse: collapse;
  width: 100%;
  margin: 0.8rem 0 0.4rem;
  font-size: 0.95rem;
}

table.ledger caption {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--umber);
  padding-bottom: 0.5rem;
}

table.ledger th {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--umber);
  text-align: left;
  border-bottom: 1px solid var(--ink);
  padding: 0.35rem 0.9rem 0.35rem 0;
  white-space: nowrap;
}

table.ledger td {
  font-family: var(--mono);
  font-size: 0.82rem;
  padding: 0.42rem 0.9rem 0.42rem 0;
  border-bottom: 1px solid var(--faint);
  vertical-align: top;
  white-space: nowrap;
}

table.ledger td.txt { white-space: normal; font-family: var(--sans); font-size: 0.9rem; }
table.ledger th.r, table.ledger td.r { text-align: right; }
table.ledger tr > *:last-child { padding-right: 0; }

td.idx-high { color: var(--red); font-weight: 500; }

.tbl-foot {
  font-size: 0.8rem;
  color: var(--umber);
  margin: 0.4rem 0 0;
  max-width: 65ch;
}

/* ---------- carrier line sections ---------- */

.line-section { margin: 2.4rem 0 0; }

.line-grade-line {
  font-family: var(--mono);
  font-size: 0.85rem;
  margin: 0.1rem 0 0.8rem;
}

.grade-chip {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.05rem;
  padding-right: 0.15rem;
}

.grade-chip.g-A, .grade-chip.g-B { color: var(--green); }
.grade-chip.g-C, .grade-chip.g-D { color: var(--graphite); }
.grade-chip.g-F { color: var(--red); }

details.members {
  margin: 1rem 0 0.4rem;
  border-top: 1px solid var(--faint);
  border-bottom: 1px solid var(--faint);
  padding: 0.55rem 0;
}

details.members summary {
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink);
  list-style: none;
}

details.members summary::before { content: "+ "; }
details.members[open] summary::before { content: "\2212\00a0"; }
details.members summary::-webkit-details-marker { display: none; }

details.members h4 {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--umber);
  margin: 1.1rem 0 0;
}

/* ---------- index register ---------- */

.register { margin: 0; padding: 0; list-style: none; }

.register li.register-group-head,
li.register-group-head {
  display: block;
  padding: 0.4rem 0;
}

.register-group-head {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--umber);
  margin: 2.2rem 0 0.2rem;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 0.4rem;
}

.register li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0 1.2rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--faint);
}

.register .r-name {
  font-family: var(--serif);
  font-size: 1.18rem;
  color: var(--graphite);
}

.register .r-name a { color: inherit; text-decoration: none; border-bottom: 1px solid var(--ink); }
.register .r-name a:hover { color: var(--green); border-bottom-color: var(--green); }

.register .r-detail {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--umber);
  margin-top: 0.15rem;
  line-height: 1.7;
}

.register .r-detail .hi { color: var(--red); }
/* informational on the index (graphite); the red warning lives on the
   carrier page's seal, so red stays rare */
.register .r-varies { color: var(--graphite); letter-spacing: 0.1em; }

.register-insufficient li { grid-template-columns: 72px 1fr; }

.no-page { border-bottom: 0; }

@media (max-width: 480px) {
  .register li { grid-template-columns: 56px 1fr; gap: 0 0.9rem; }
}

/* ---------- methodology / prose ---------- */

.prose h2 { margin-top: 2.6rem; }
.prose h3 { margin-top: 1.8rem; }
.prose blockquote {
  margin: 1.4rem 0;
  padding: 0.2rem 0 0.2rem 1.1rem;
  border-left: 3px solid var(--ink);
  font-size: 0.98rem;
}
.prose blockquote p { margin: 0.6rem 0; }
.prose code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: #f1efe7;
  padding: 0.08em 0.3em;
}
.prose pre {
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.6;
  background: #f1efe7;
  border-left: 3px solid var(--ink);
  padding: 0.9rem 1rem;
  overflow-x: auto;
}
.prose pre code { background: none; padding: 0; }
.prose ol, .prose ul { padding-left: 1.4rem; }
.prose li { margin: 0.45rem 0; }

/* ---------- colophon ---------- */

.colophon { margin-top: 3.5rem; }

.colophon-body {
  font-size: 0.88rem;
  color: var(--umber);
  columns: 1;
  max-width: 72ch;
}

.colophon-body p { margin: 0.7rem 0; }

.colophon .provenance {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--umber);
  margin-top: 1.4rem;
}

@media print {
  .masthead nav { display: none; }
}