*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --burgundy: #6B2737;
  --brass: #A8834A;
  --cream-bg: #FEFAF4;
  --cream-card: #F5EFE0;
  --divider: #D8CEBC;
  --text: #1A1206;
  --text-muted: #6B6356;
  --text-light: #9A8F82;
}

body {
  font-family: 'Lora', serif;
  font-weight: 400;
  color: var(--text);
  background: var(--cream-bg);
  line-height: 1.7;
  font-size: 1rem;
}

/* ─── TOP BAR & NAV ─────────────────────────────────────── */

.top-bar { height: 6px; background: var(--burgundy); }

nav { background: #fff; padding: 0 2rem; }
.nav-inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.nav-logo { font-family: 'Lora', serif; font-weight: 600; font-size: 1.05rem; color: var(--text); text-decoration: none; letter-spacing: 0.01em; }
.nav-links { display: flex; gap: 2.25rem; list-style: none; }
.nav-links a { font-family: 'Open Sans', sans-serif; font-weight: 600; font-size: 0.8rem; color: var(--text-muted); text-decoration: none; text-transform: uppercase; letter-spacing: 0.1em; transition: color 0.15s; }
.nav-links a:hover { color: var(--burgundy); }
.brass-rule { height: 1px; background: var(--brass); opacity: 0.6; }

/* ─── SHARED LAYOUT ─────────────────────────────────────── */

.content-col { max-width: 760px; margin: 0 auto; padding: 0 2rem; }
.page-spacer { height: 4rem; }

/* PAGE HEADER (used by about, briefs listing, topics listing, contact, topic subpages) */
.page-header {
  padding: 3.5rem 2rem 2.5rem;
  border-bottom: 1px solid var(--divider);
}
.page-header-inner {
  max-width: 760px;
  margin: 0 auto;
}
.page-header .back-link {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-light);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: inline-block;
  margin-bottom: 1.25rem;
  transition: color 0.15s;
}
.page-header .back-link:hover { color: var(--burgundy); }
.page-header h1 {
  font-family: 'Lora', serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 0.85rem;
}
.page-header p {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 620px;
}

/* ─── SHARED COMPONENTS ─────────────────────────────────── */

.section-heading { font-family: 'Open Sans', sans-serif; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.16em; color: var(--text-muted); margin-bottom: 1.75rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--divider); }
.policy-label { font-family: 'Open Sans', sans-serif; font-variant: small-caps; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em; color: var(--burgundy); text-transform: uppercase; margin-bottom: 0.9rem; display: block; }
.read-link { font-family: 'Open Sans', sans-serif; font-weight: 600; font-size: 0.88rem; color: var(--burgundy); text-decoration: none; letter-spacing: 0.03em; transition: color 0.15s; }
.read-link:hover { color: var(--brass); }

/* ─── HOMEPAGE — MISSION ─────────────────────────────────── */

.mission { padding: 2.75rem 2rem 2.25rem; text-align: center; border-bottom: 1px solid var(--divider); }
.mission p { font-family: 'Lora', serif; font-style: italic; font-size: 1.1rem; color: #444; max-width: 620px; margin: 0 auto; line-height: 1.65; }

/* ─── HOMEPAGE — FEATURED BRIEF ─────────────────────────── */

.featured-section { padding: 3rem 2rem 0; }
.featured-inner { max-width: 760px; margin: 0 auto; background: var(--cream-card); border-left: 4px solid var(--burgundy); padding: 2rem 2.25rem 2rem 2rem; }
.featured-title { font-family: 'Lora', serif; font-weight: 700; font-size: 1.6rem; line-height: 1.3; color: var(--text); margin-bottom: 1rem; }
.featured-abstract { font-family: 'Lora', serif; font-size: 0.975rem; color: var(--text); line-height: 1.72; margin-bottom: 1.25rem; }
.policy-implications-label { font-family: 'Open Sans', sans-serif; font-size: 0.8rem; font-weight: 700; color: var(--text); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.6rem; }
.implications-list { list-style: none; margin-bottom: 1.5rem; }
.implications-list li { font-family: 'Open Sans', sans-serif; font-size: 0.88rem; color: var(--text); padding: 0.3rem 0 0.3rem 1.1rem; position: relative; line-height: 1.5; }
.implications-list li::before { content: "—"; position: absolute; left: 0; color: var(--brass); font-weight: 700; }

/* ─── HOMEPAGE — RECENT BRIEFS ──────────────────────────── */

.recent-section { padding: 3rem 2rem 0; }
.brief-list { list-style: none; }
.brief-item { padding: 1.4rem 0; border-bottom: 1px solid var(--divider); display: grid; grid-template-columns: 5.5rem 1fr; gap: 0 1.25rem; align-items: start; }
.brief-meta { font-family: 'Open Sans', sans-serif; font-size: 0.72rem; font-weight: 600; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.07em; line-height: 1.5; padding-top: 0.25rem; }
.brief-content .brief-title { font-family: 'Lora', serif; font-size: 1.05rem; font-weight: 600; color: var(--text); line-height: 1.4; margin-bottom: 0.35rem; text-decoration: none; display: block; }
.brief-content .brief-title:hover { color: var(--burgundy); }
.brief-content .brief-desc { font-family: 'Open Sans', sans-serif; font-size: 0.85rem; color: var(--text-muted); line-height: 1.55; }

/* ─── HOMEPAGE — TOPICS GRID ────────────────────────────── */

.topics-section { padding: 3rem 2rem 0; }
.topics-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
.topic-chip { font-family: 'Open Sans', sans-serif; font-size: 0.82rem; font-weight: 600; color: var(--burgundy); background: var(--cream-card); border: 1px solid var(--burgundy); padding: 0.6rem 1rem; text-decoration: none; letter-spacing: 0.03em; opacity: 0.85; transition: opacity 0.15s, background 0.15s; display: block; }
.topic-chip:hover { opacity: 1; background: #ede5d0; }

/* ─── HOMEPAGE — ABOUT STRIP ────────────────────────────── */

.about-strip { margin: 3rem auto 0; max-width: 760px; padding: 0 2rem; }
.about-inner { background: var(--cream-card); border-top: 1px solid var(--divider); padding: 1.75rem 0 0; }
.about-inner p { font-family: 'Open Sans', sans-serif; font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; }
.about-inner .about-cta { display: inline-block; margin-top: 0.75rem; font-family: 'Open Sans', sans-serif; font-size: 0.82rem; font-weight: 600; color: var(--burgundy); text-decoration: none; }
.about-inner .about-cta:hover { color: var(--brass); }

/* ─── ABOUT PAGE ─────────────────────────────────────────── */

.about-body { padding: 3.5rem 2rem 5rem; }
.about-section { margin-bottom: 2.75rem; }
.about-section:last-child { margin-bottom: 0; }
.about-section h2 {
  font-family: 'Lora', serif;
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--burgundy);
  margin-bottom: 0.85rem;
  line-height: 1.3;
}
.about-section p {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 0.85rem;
}
.about-section p:last-child { margin-bottom: 0; }
.about-divider { border: none; border-top: 1px solid var(--divider); margin: 2.75rem 0; }
.contact-note {
  background: var(--cream-card);
  border-left: 3px solid var(--brass);
  padding: 1.25rem 1.5rem;
  border-radius: 0 3px 3px 0;
}
.contact-note p {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}
.contact-note a { color: var(--burgundy); font-weight: 600; text-decoration: none; transition: color 0.15s; }
.contact-note a:hover { color: var(--brass); }

/* EVIDENCE TABLE (about page) */
.evidence-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.82rem;
}
.evidence-table th {
  text-align: left;
  padding: 0.6rem 1rem;
  background: var(--cream-card);
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 2px solid var(--divider);
}
.evidence-table td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--divider);
  color: var(--text-muted);
  vertical-align: top;
  line-height: 1.55;
}
.evidence-table tr:last-child td { border-bottom: none; }
.confidence-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
}
.confidence-badge.high { background: var(--burgundy); color: #fff; }
.confidence-badge.moderate { background: var(--brass); color: #fff; }
.confidence-badge.limited { background: var(--cream-card); color: var(--text-muted); border: 1px solid var(--divider); }

/* ─── BRIEFS LISTING PAGE ───────────────────────────────── */

/* On the briefs listing page, .brief-item uses a vertical stacked layout (not grid) */
.brief-list-page .brief-item {
  display: block;
  border-bottom: 1px solid var(--divider);
  padding-bottom: 2.25rem;
  margin-bottom: 2.25rem;
}
.brief-list-page .brief-item:last-child { border-bottom: none; margin-bottom: 0; }
.brief-list-page .brief-meta {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-light);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.brief-list-page .brief-content h3 {
  font-family: 'Lora', serif;
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--text);
  line-height: 1.35;
  margin-bottom: 0.6rem;
}
.brief-list-page .brief-content h3 a { color: var(--text); text-decoration: none; transition: color 0.15s; }
.brief-list-page .brief-content h3 a:hover { color: var(--burgundy); }
.brief-list-page .brief-content p {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0.85rem;
}
.brief-list-page .brief-item.forthcoming .brief-content h3 { color: var(--text-muted); }

.divider-dot {
  width: 3px;
  height: 3px;
  background: var(--text-light);
  border-radius: 50%;
  display: inline-block;
}
.brief-tag {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.67rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
}
.brief-tag.forthcoming { background: var(--cream-card); color: var(--text-muted); border: 1px solid var(--divider); }
.brief-tag.published { background: var(--burgundy); color: #fff; }
.briefs-note {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.65;
  border-top: 1px solid var(--divider);
  padding-top: 2rem;
  margin-top: 1rem;
}

/* ─── TOPICS LISTING PAGE ───────────────────────────────── */

.page-body { padding: 3rem 2rem 5rem; }

/* On the topics listing page, .topic-chip uses a card style with border-left */
.topics-list-page .topic-chip {
  display: block;
  background: var(--cream-card);
  border: 1px solid var(--divider);
  border-left: 3px solid var(--burgundy);
  padding: 1rem 1.25rem;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
  border-radius: 2px;
  /* override homepage chip styles */
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  opacity: 1;
}
.topics-list-page .topic-chip:hover { background: #ede5d4; border-color: var(--brass); border-left-color: var(--burgundy); }
.topic-chip-label {
  font-family: 'Open Sans', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text);
  letter-spacing: 0.01em;
  line-height: 1.35;
  display: block;
  margin-bottom: 0.3rem;
}
.topic-chip-note {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.72rem;
  color: var(--text-light);
  letter-spacing: 0.02em;
}
.topics-prose {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 3rem;
}
.domain-list { list-style: none; margin-top: 1.25rem; }
.domain-list li {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--divider);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  line-height: 1.5;
}
.domain-list li:last-child { border-bottom: none; }
.domain-list li::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--brass);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ─── TOPIC SUBPAGES ────────────────────────────────────── */

.briefs-section { padding: 3rem 2rem 0; }

/* ─── CONTACT PAGE ───────────────────────────────────────── */

.form-body { padding: 3.5rem 2rem 5rem; }
.contact-form {
  background: #fff;
  border: 1px solid var(--divider);
  border-radius: 3px;
  padding: 2.25rem 2rem;
}
.form-row { margin-bottom: 1.5rem; }
.form-row:last-of-type { margin-bottom: 0; }
label {
  display: block;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--cream-bg);
  border: 1px solid var(--divider);
  border-radius: 2px;
  padding: 0.7rem 0.9rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
  -webkit-appearance: none;
}
input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
  border-color: var(--burgundy);
  box-shadow: 0 0 0 3px rgba(107,39,55,0.1);
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236B6356' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.25rem;
  cursor: pointer;
}
textarea { min-height: 120px; resize: vertical; line-height: 1.65; }
.form-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.submit-btn {
  margin-top: 1.75rem;
  display: inline-block;
  background: var(--burgundy);
  color: #fff;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.8rem 2rem;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}
.submit-btn:hover { background: #581f2c; }
.submit-btn:disabled { opacity: 0.55; cursor: not-allowed; }
.form-success {
  display: none;
  background: var(--cream-card);
  border: 1px solid var(--divider);
  border-left: 3px solid var(--brass);
  padding: 1.25rem 1.5rem;
  border-radius: 0 3px 3px 0;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ─── BRIEF ARTICLE PAGES ───────────────────────────────── */

.brief-header {
  background: var(--burgundy);
  padding: 3.5rem 2rem 3rem;
}
.brief-header-inner {
  max-width: 780px;
  margin: 0 auto;
}
.brief-header .back-link {
  display: inline-block;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(245,239,224,0.7);
  text-decoration: none;
  margin-bottom: 1.5rem;
  transition: color 0.2s;
}
.brief-header .back-link:hover { color: var(--cream-card); }
.brief-badge {
  display: inline-block;
  background: var(--brass);
  color: #fff;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.75rem;
  margin-bottom: 1.25rem;
}
.brief-header h1 {
  font-family: 'Lora', serif;
  font-weight: 600;
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  line-height: 1.3;
  color: var(--cream-card);
  margin-bottom: 1rem;
}
.brief-header .brief-meta {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.8rem;
  color: rgba(245,239,224,0.65);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  /* override grid brief-meta from homepage */
  padding-top: 0;
  line-height: 1.5;
}

.brief-body {
  max-width: 780px;
  margin: 0 auto;
  padding: 3.5rem 2rem 5rem;
}
.brief-body h2 {
  font-family: 'Lora', serif;
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--burgundy);
  margin-top: 2.5rem;
  margin-bottom: 0.85rem;
}
.brief-body p {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 1.25rem;
  line-height: 1.8;
}
.brief-body p:first-child {
  font-size: 1.08rem;
  font-weight: 400;
  color: #3a3030;
}
.methodology-note {
  background: var(--cream-card);
  border-left: 4px solid var(--brass);
  padding: 1.25rem 1.5rem;
  margin: 2.5rem 0;
  font-size: 0.9rem;
  color: #5a4a4a;
}
.methodology-note strong {
  display: block;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.references { margin: 2.5rem 0 0; border-top: 1px solid rgba(107,39,55,0.15); padding-top: 1.75rem; }
.references h3 { font-family: 'Lora', serif; font-size: 0.85rem; font-weight: 600; color: var(--burgundy); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 1rem; }
.references ol { padding-left: 1.5rem; margin: 0; }
.references ol li { font-size: 0.82rem; color: #5a4a4a; line-height: 1.65; margin-bottom: 0.65rem; }

/* ─── FOOTER ─────────────────────────────────────────────── */

footer { background: var(--burgundy); padding: 2.75rem 2rem; }
.footer-inner { max-width: 760px; margin: 0 auto; }
.footer-wordmark { font-family: 'Lora', serif; font-weight: 600; font-size: 1.05rem; color: var(--cream-card); margin-bottom: 0.4rem; }
.footer-tagline { font-family: 'Open Sans', sans-serif; font-size: 0.8rem; font-weight: 400; color: rgba(245,239,224,0.65); letter-spacing: 0.03em; }
.footer-copy { margin-top: 1.5rem; font-family: 'Open Sans', sans-serif; font-size: 0.75rem; color: rgba(245,239,224,0.4); }

/* ─── RESPONSIVE ─────────────────────────────────────────── */

@media (max-width: 640px) {
  nav { padding: 0 1.25rem; }
  .nav-links { gap: 1.5rem; }
  .content-col { padding: 0 1.25rem; }
  .featured-section, .recent-section, .topics-section { padding-left: 1.25rem; padding-right: 1.25rem; }
  .featured-title { font-size: 1.35rem; }
  .brief-item { grid-template-columns: 1fr; gap: 0.2rem; }
  .brief-meta { padding-top: 0; }
  .topics-grid { grid-template-columns: 1fr; }
  .about-strip { padding: 0 1.25rem; }
  .page-header { padding: 2.5rem 1.25rem 2rem; }
  .about-body { padding: 2.5rem 1.25rem 4rem; }
  .brief-list-page .brief-item { padding-left: 0; }
  .briefs-section { padding-left: 1.25rem; padding-right: 1.25rem; }
  .page-body { padding: 2.5rem 1.25rem 4rem; }
  .form-body { padding: 2.5rem 1.25rem 4rem; }
  .form-two-col { grid-template-columns: 1fr; }
  .contact-form { padding: 1.75rem 1.25rem; }
  .brief-header { padding: 2.5rem 1.25rem 2rem; }
  .brief-body { padding: 2.5rem 1.25rem 3.5rem; }
  footer { padding: 2.25rem 1.25rem; }
}