/* ============================================================
   From State Credentials to Civic Proofs
   Editorial / Academic design system
   ============================================================ */

:root {
  /* Colors — warm cream + ink, muted civic blue */
  --bg: #f6f1e8;            /* warm cream */
  --bg-alt: #efe8d9;        /* deeper cream */
  --bg-card: #fbf7ee;
  --ink: #1a1a1a;           /* near black */
  --ink-2: #333330;
  --ink-3: #5c5a54;
  --rule: #d9d0bd;          /* muted rule */
  --rule-2: #c7bda6;
  --accent: #2d4a7c;        /* deep civic blue */
  --accent-2: #7a9ac4;      /* soft blue */
  --accent-tint: #e6ecf3;
  --warm: #a8632d;          /* muted amber for rare emphasis */
  --warm-tint: #f1e4d0;
  --dark: #14120f;          /* ink for conclusion slides */

  /* Typography */
  --serif: "Source Serif 4", "Source Serif Pro", "Noto Serif TC", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", "Noto Sans TC", "PingFang TC", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", "SF Mono", Menlo, monospace;
}

/* ---- Reset ---- */
* { box-sizing: border-box; }

.slide {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 20px;
  line-height: 1.55;
  padding: 64px 88px;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

/* ---- Header band on every slide ---- */
.slide-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 28px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.slide-head .eyebrow { color: var(--ink-3); }
.slide-head .eyebrow b { color: var(--accent); font-weight: 600; }
.slide-head .folio { font-variant-numeric: tabular-nums; }

/* ---- Slide title ---- */
.slide-title {
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 8px 0;
  text-wrap: pretty;
}
.slide-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 700;
}
.slide-subtitle {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 24px;
  color: var(--ink-3);
  margin: 0 0 28px 0;
  line-height: 1.3;
}

/* ---- Body paragraphs ---- */
.slide p { margin: 0 0 12px; }
.lead {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.4;
  color: var(--ink-2);
  max-width: 1400px;
  text-wrap: pretty;
}

/* ---- Key message — pulled-out claim ---- */
.claim {
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 500;
  line-height: 1.25;
  color: var(--ink);
  padding: 18px 0 18px 28px;
  border-left: 3px solid var(--accent);
  margin: 20px 0;
  text-wrap: balance;
}
.claim.warm { border-left-color: var(--warm); }

/* ---- Labels / captions ---- */
.label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
}
.caption {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink-3);
  line-height: 1.5;
}

/* ---- Tables — editorial ---- */
.etable {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
  line-height: 1.45;
}
.etable thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink-3);
  padding: 0 16px 10px 0;
  border-bottom: 1.5px solid var(--ink);
  vertical-align: bottom;
}
.etable thead th:last-child { padding-right: 0; }
.etable tbody td {
  padding: 14px 16px 14px 0;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
  color: var(--ink-2);
}
.etable tbody td:last-child { padding-right: 0; }
.etable tbody tr:last-child td { border-bottom: none; }
.etable tbody td strong { color: var(--ink); font-weight: 600; }
.etable .row-label {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
}
.etable .row-label .tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  font-weight: 500;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ---- Footer / references ---- */
.slide-foot {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.5;
}
.slide-foot .refs { flex: 1; font-family: var(--sans); }
.slide-foot .refs a { color: var(--ink-3); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--rule-2); }
.slide-foot .refs .divider { margin: 0 8px; color: var(--rule-2); }
.slide-foot .mash {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
}
.slide-foot .mash:hover { background: var(--accent); color: var(--bg); }

/* ---- Flag & logo ---- */
.flag {
  display: inline-block;
  height: 14px;
  width: 21px;
  object-fit: cover;
  vertical-align: -2px;
  border-radius: 2px;
  box-shadow: 0 0 0 0.5px rgba(0,0,0,.15);
  margin-right: 6px;
}

/* ---- Columns ---- */
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.cols-1-2 { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; }
.cols-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; }

/* ---- Tags / badges ---- */
.tag-pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 0;
  background: var(--accent-tint);
  color: var(--accent);
  font-weight: 500;
}
.tag-pill.warm { background: var(--warm-tint); color: var(--warm); }
.tag-pill.ink { background: transparent; color: var(--ink); border: 1px solid var(--ink); }

/* ---- Number markers ---- */
.num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ---- Conclusion dark slide ---- */
.slide.dark {
  background: var(--dark);
  color: #e8e4da;
}
.slide.dark .slide-head {
  border-bottom-color: rgba(255,255,255,0.15);
  color: rgba(232,228,218,0.6);
}
.slide.dark .slide-head .eyebrow b { color: #9ab4d6; }
.slide.dark .slide-title { color: #fff; }
.slide.dark .slide-subtitle { color: rgba(232,228,218,0.7); }
.slide.dark .claim {
  color: #fff;
  border-left-color: #9ab4d6;
}
.slide.dark .label { color: rgba(232,228,218,0.55); }
.slide.dark .slide-foot {
  border-top-color: rgba(255,255,255,0.15);
  color: rgba(232,228,218,0.5);
}

/* ---- Asides (aside.notes) must be hidden ---- */
aside.notes { display: none; }