/* ============================================================
   SPMG INDIGO — Refined Editorial House Style
   Archetype: Literary Magazine / Heritage Foundation
   ============================================================ */

/* ---- Variables ------------------------------------------- */
:root {
  --ivory:        #f7f3ec;
  --ivory-mat:    #ede9e1;
  --ink:          #1a1812;
  --mid:          #3d3628;
  --muted:        #6b5f4e;
  --navy:         #1B3A5C;
  --gold:         #C8A96E;
  --rule-heavy:   #1a1812;
  --rule:         #c4b59a;
  --rule-light:   #ddd5c4;
}

/* ---- Reset ----------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---- Base ------------------------------------------------- */
html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  background: var(--ivory);
  color: var(--ink);
  font-family: Georgia, 'Times New Roman', serif;
  line-height: 1.74;
  -webkit-font-smoothing: antialiased;
}

/* ---- Layout ----------------------------------------------- */
.container {
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: 2.8rem;
}
.container--narrow {
  max-width: 780px;
  margin-inline: auto;
  padding-inline: 2.8rem;
}
.container--wide {
  max-width: 1360px;
  margin-inline: auto;
  padding-inline: 2.8rem;
}

/* ---- Typography ------------------------------------------- */
h1, .h1 {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: normal;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ink);
}
h2, .h2 {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(1.6rem, 2.8vw, 2.5rem);
  font-weight: normal;
  line-height: 1.2;
  color: var(--ink);
}
h3, .h3 {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  font-weight: normal;
  line-height: 1.3;
  color: var(--ink);
}
h4 {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.05rem;
  font-weight: normal;
  font-style: italic;
  color: var(--navy);
}
p { margin-bottom: 1.25em; }
p:last-child { margin-bottom: 0; }

/* Kicker / running head */
.kicker {
  display: inline-block;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-variant: small-caps;
  color: var(--gold);
  margin-bottom: 0.9rem;
}
.kicker--navy {
  color: var(--navy);
}

/* Standfirst / dek */
.dek {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.55;
  color: var(--mid);
}

/* ---- Hairline Rule System --------------------------------- */
/* Weight 1: heavy ink rule — section openers */
.rule-heavy {
  border: none;
  border-top: 2px solid var(--rule-heavy);
  margin-bottom: 2rem;
}
/* Weight 2: mid rule — within sections */
.rule-mid {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 2.5rem 0;
}
/* Weight 3: light rule — decorative / between items */
.rule-light {
  border: none;
  border-top: 1px solid var(--rule-light);
  margin: 1.5rem 0;
}
/* Section bracket — heavy top + light bottom */
.section-bracket {
  border-top: 2px solid var(--rule-heavy);
  border-bottom: 1px solid var(--rule);
  padding: 0.5rem 0;
  margin-bottom: 2.5rem;
}
.section-bracket .kicker { margin-bottom: 0; }

/* ---- Navigation ------------------------------------------- */
.site-header {
  background: var(--ivory);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 2.8rem;
  max-width: 1360px;
  margin-inline: auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-shrink: 0;
}
.brand-icon {
  height: 40px;
  width: auto;
}
.brand-wordmark {
  height: 26px;
  width: auto;
  /* dark artwork on transparent bg — renders correctly on ivory */
}
.site-nav {
  display: flex;
  gap: 2.2rem;
  align-items: center;
}
.site-nav a {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-variant: small-caps;
  color: var(--ink);
  transition: color 0.2s;
}
.site-nav a:hover { color: var(--navy); }
.site-nav a.active { color: var(--gold); border-bottom: 1px solid var(--gold); padding-bottom: 1px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.4rem;
  color: var(--ink);
  line-height: 1;
  padding: 0.3rem;
  z-index: 300;
  position: relative;
}

/* ---- Hero ------------------------------------------------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(18, 14, 8, 0.88) 0%,
    rgba(18, 14, 8, 0.52) 40%,
    rgba(18, 14, 8, 0.06) 100%
  );
}
.hero__text {
  position: relative;
  z-index: 2;
  padding: 5rem 2.8rem 5.5rem;
  max-width: 1360px;
  width: 100%;
  margin-inline: auto;
}
.hero__kicker {
  display: block;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  font-variant: small-caps;
  color: var(--gold);
  margin-bottom: 1.3rem;
}
.hero__title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(2.4rem, 5.5vw, 5.2rem);
  font-weight: normal;
  line-height: 1.06;
  color: #fff;
  max-width: 840px;
  margin-bottom: 1.6rem;
  letter-spacing: -0.02em;
}
.hero__sub {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(0.95rem, 1.5vw, 1.18rem);
  font-style: italic;
  line-height: 1.62;
  color: rgba(247, 243, 236, 0.82);
  max-width: 640px;
}

/* ---- Page Header (interior pages) ------------------------- */
.page-header {
  padding: 4rem 0 3rem;
}
.page-header__inner {
  border-top: 2px solid var(--ink);
  padding-top: 1.5rem;
}
.page-header__title {
  margin-top: 0.4rem;
  max-width: 680px;
}
.page-header__dek {
  margin-top: 1.2rem;
  max-width: 620px;
}
.page-header__rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin-top: 3rem;
}

/* ---- Sections -------------------------------------------- */
.section {
  padding: 5rem 0;
}
.section--tight {
  padding: 3rem 0;
}
.section--airy {
  padding: 7rem 0;
}

/* ---- Drop Cap -------------------------------------------- */
.drop-cap::first-letter {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 5em;
  font-weight: normal;
  float: left;
  line-height: 0.82;
  margin-right: 0.07em;
  margin-top: 0.04em;
  margin-bottom: -0.1em;
  color: var(--navy);
}

/* ---- Multi-Column Body ------------------------------------ */
.body-columns {
  column-count: 2;
  column-gap: 3.5rem;
  column-rule: 1px solid var(--rule-light);
}
.body-columns p { break-inside: avoid; }

/* ---- Pull Quote ------------------------------------------ */
.pull-quote {
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  padding: 2rem 0 1.8rem;
  margin: 3.5rem 0;
}
.pull-quote__text {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(1.25rem, 2.2vw, 1.8rem);
  font-style: italic;
  line-height: 1.4;
  color: var(--navy);
}
.pull-quote__attr {
  display: block;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 1rem;
}

/* ---- Mat Image ------------------------------------------- */
.mat-figure {
  margin: 3rem 0;
}
.mat-image {
  background: var(--ivory-mat);
  padding: 1.4rem 1.4rem 0;
  display: block;
}
.mat-image img {
  width: 100%;
  display: block;
}
figcaption,
.img-caption {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.77rem;
  font-style: italic;
  color: var(--muted);
  line-height: 1.5;
  padding: 0.9rem 1.4rem 1.4rem;
  background: var(--ivory-mat);
}

/* ---- Impact Statistics ----------------------------------- */
.impact-band {
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.impact-row {
  display: flex;
}
.impact-item {
  flex: 1;
  padding: 2.5rem 1rem;
  text-align: center;
  position: relative;
}
.impact-item + .impact-item::before {
  content: '';
  position: absolute;
  left: 0; top: 15%; height: 70%;
  width: 1px;
  background: var(--rule);
}
.impact-stat {
  display: block;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: normal;
  line-height: 1;
  color: var(--navy);
  margin-bottom: 0.5rem;
}
.impact-label {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---- Highlights ------------------------------------------ */
.highlights-header {
  border-top: 2px solid var(--ink);
  padding-top: 1.2rem;
  margin-bottom: 0;
}
.highlight-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--rule);
}
.highlight-item {
  padding: 2.5rem 2.2rem 2.5rem 0;
  border-right: 1px solid var(--rule-light);
}
.highlight-item:last-child {
  border-right: none;
  padding-right: 0;
  padding-left: 2.2rem;
}
.highlight-item:nth-child(2) {
  padding-left: 2.2rem;
}
.highlight-icon {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 0.9rem;
}
.highlight-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.12rem;
  font-weight: normal;
  font-style: italic;
  color: var(--navy);
  margin-bottom: 0.7rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--rule-light);
}
.highlight-blurb {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--mid);
}

/* ---- Contents Register (Programmes) ---------------------- */
.contents-register {
  border-top: 2px solid var(--ink);
}
.register-item {
  display: grid;
  grid-template-columns: 2.5rem 1fr 2fr;
  gap: 0 2.5rem;
  padding: 2.4rem 0;
  border-bottom: 1px solid var(--rule-light);
  align-items: start;
}
.register-num {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  padding-top: 0.3rem;
}
.register-icon {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  display: block;
}
.register-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.15rem;
  font-weight: normal;
  font-style: italic;
  color: var(--navy);
  margin-bottom: 0.4rem;
}
.register-blurb {
  font-size: 0.88rem;
  color: var(--mid);
  line-height: 1.6;
}
.register-detail {
  font-size: 0.9rem;
  color: var(--mid);
  line-height: 1.7;
}

/* ---- Trustees -------------------------------------------- */
.trustees-table {
  border-top: 1px solid var(--rule);
  width: 100%;
}
.trustee-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.trustee-name {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.05rem;
  font-style: italic;
}
.trustee-role {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.63rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ---- Ways to Get Involved -------------------------------- */
.ways-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.way-item {
  padding: 2.8rem 2.2rem 2.8rem 0;
  border-right: 1px solid var(--rule-light);
}
.way-item:last-child {
  border-right: none;
  padding-right: 0;
  padding-left: 2.2rem;
}
.way-item:nth-child(2) {
  padding-left: 2.2rem;
}
.way-icon {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 0.9rem;
}
.way-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.12rem;
  font-weight: normal;
  font-style: italic;
  color: var(--navy);
  margin-bottom: 0.7rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--rule-light);
}
.way-blurb {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--mid);
}

/* ---- CTA Strip ------------------------------------------- */
.cta-strip {
  padding: 5rem 0;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  text-align: center;
}
.cta-strip h2 {
  font-style: italic;
  margin-bottom: 1.8rem;
}
.btn {
  display: inline-block;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ivory);
  background: var(--navy);
  border: 1px solid var(--navy);
  padding: 0.95rem 2.4rem;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  cursor: pointer;
}
.btn:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ivory);
}
.btn--outline {
  background: transparent;
  color: var(--navy);
}
.btn--outline:hover {
  background: var(--navy);
  color: var(--ivory);
}

/* ---- Blog Cards ------------------------------------------ */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 2px solid var(--ink);
}
.article-card {
  padding: 2.5rem 2rem 2.5rem 0;
  border-right: 1px solid var(--rule-light);
}
.article-card:last-child {
  border-right: none;
  padding-right: 0;
  padding-left: 2rem;
}
.article-card:nth-child(2) {
  padding-left: 2rem;
}
.article-card__img {
  margin-bottom: 1.3rem;
  overflow: hidden;
}
.article-card__img img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.article-card:hover .article-card__img img {
  transform: scale(1.03);
}
.article-card__kicker {
  display: block;
  font-size: 0.63rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.article-card__title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.15rem;
  font-weight: normal;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 0.6rem;
}
.article-card__title:hover { color: var(--navy); }
.article-card__dek {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.86rem;
  font-style: italic;
  color: var(--muted);
  line-height: 1.55;
}
.article-card__read-more {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.63rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--navy);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1px;
  transition: border-color 0.2s, color 0.2s;
}
.article-card__read-more:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ---- Article page ---------------------------------------- */
.article-header {
  padding: 4.5rem 0 3rem;
}
.article-header__inner {
  border-top: 2px solid var(--ink);
  padding-top: 1.5rem;
}
.article-header__kicker {
  display: block;
  font-size: 0.63rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.8rem;
}
.article-header__title {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  margin-bottom: 1.2rem;
  max-width: 700px;
}
.article-header__dek {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--mid);
  line-height: 1.55;
  max-width: 620px;
  border-top: 1px solid var(--rule);
  padding-top: 1.2rem;
  margin-top: 1.2rem;
}
.article-body {
  padding: 3rem 0 5rem;
}
.article-body p {
  font-size: 1.04rem;
  line-height: 1.8;
  margin-bottom: 0;
}
.article-body p + p {
  text-indent: 1.6em;
  margin-top: 0;
}
.article-body .drop-cap + p {
  text-indent: 1.6em;
}
.article-image {
  margin: 3.5rem 0;
}
.article-backnav {
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--rule);
}
.article-backnav a {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--navy);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1px;
}
.article-backnav a:hover { color: var(--gold); border-color: var(--gold); }

/* ---- Contact & Form -------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: start;
}
.form-group {
  margin-bottom: 2rem;
}
.form-label {
  display: block;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.63rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.45rem;
}
.form-input,
.form-textarea {
  width: 100%;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.95rem;
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  padding: 0.45rem 0;
  outline: none;
  transition: border-color 0.2s;
}
.form-input:focus,
.form-textarea:focus {
  border-bottom-color: var(--navy);
}
.form-textarea {
  resize: vertical;
  min-height: 130px;
  line-height: 1.6;
}
.form-submit {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ivory);
  background: var(--navy);
  border: 1px solid var(--navy);
  padding: 0.95rem 2.4rem;
  cursor: pointer;
  transition: background 0.2s;
}
.form-submit:hover { background: var(--gold); border-color: var(--gold); }

/* ---- Colophon / Footer ----------------------------------- */
.site-footer {
  background: var(--navy);
  color: rgba(247, 243, 236, 0.82);
  padding: 4.5rem 0 0;
  margin-top: 6rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 3.5rem;
  max-width: 1360px;
  margin-inline: auto;
  padding: 0 2.8rem 3rem;
  border-bottom: 1px solid rgba(200, 169, 110, 0.25);
}
.footer-brand-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.footer-logo-lockup {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.footer-logo {
  height: 38px;
  width: auto;
  filter: brightness(0) invert(1);
}
.footer-wordmark {
  height: 24px;
  width: auto;
  filter: brightness(0) invert(1);
}
.footer-mission {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.82rem;
  font-style: italic;
  color: rgba(247, 243, 236, 0.6);
  line-height: 1.58;
  max-width: 280px;
}
.footer-col-heading {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.3rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(200, 169, 110, 0.2);
}
.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.footer-nav-list a {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.88rem;
  color: rgba(247, 243, 236, 0.7);
  transition: color 0.2s;
}
.footer-nav-list a:hover { color: var(--gold); }
.footer-contact-item {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.82rem;
  color: rgba(247, 243, 236, 0.7);
  line-height: 1.55;
  margin-bottom: 0.6rem;
}
.footer-contact-item a {
  color: var(--gold);
  word-break: break-all;
  transition: opacity 0.2s;
}
.footer-contact-item a:hover { opacity: 0.8; }
.footer-atelier {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.8rem;
  font-style: italic;
  color: rgba(247, 243, 236, 0.5);
  margin-top: 1rem;
  line-height: 1.55;
}
.footer-colophon {
  max-width: 1360px;
  margin-inline: auto;
  padding: 1.4rem 2.8rem 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.footer-colophon p {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.67rem;
  color: rgba(247, 243, 236, 0.38);
  letter-spacing: 0.04em;
}

/* ---- Utility ---------------------------------------------- */
.text-center { text-align: center; }
.text-navy   { color: var(--navy); }
.text-gold   { color: var(--gold); }
.text-italic { font-style: italic; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

/* ---- Responsive ------------------------------------------ */
@media (max-width: 1000px) {
  .highlight-row,
  .ways-grid {
    grid-template-columns: 1fr 1fr;
  }
  .highlight-item:nth-child(2),
  .way-item:nth-child(2) {
    padding-left: 0;
    border-right: none;
  }
  .highlight-item:last-child,
  .way-item:last-child {
    padding-left: 0;
    border-right: none;
    padding-right: 0;
    border-top: 1px solid var(--rule-light);
    grid-column: span 2;
  }
  .article-grid {
    grid-template-columns: 1fr 1fr;
  }
  .article-card:nth-child(2) {
    padding-left: 0;
    border-right: none;
  }
  .article-card:last-child {
    padding-left: 0;
    border-top: 1px solid var(--rule-light);
    padding-top: 2rem;
  }
  .register-item {
    grid-template-columns: 2rem 1fr;
    gap: 0 1.5rem;
  }
  .register-detail {
    display: none;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand-wrap {
    grid-column: span 2;
  }
}

@media (max-width: 680px) {
  html { font-size: 15px; }
  .container,
  .container--narrow,
  .container--wide { padding-inline: 1.3rem; }
  .site-header__inner { padding-inline: 1.3rem; }
  .hero { min-height: 78vh; }
  .hero__text { padding: 3rem 1.3rem 3.5rem; }

  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--ivory);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    z-index: 200;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a {
    font-size: 1rem;
    letter-spacing: 0.15em;
  }

  .body-columns { column-count: 1; }
  .impact-row { flex-direction: column; }
  .impact-item + .impact-item::before { display: none; }
  .impact-item { border-bottom: 1px solid var(--rule-light); padding: 1.5rem 0; }
  .highlight-row,
  .ways-grid { grid-template-columns: 1fr; }
  .highlight-item,
  .way-item {
    border-right: none;
    border-bottom: 1px solid var(--rule-light);
    padding: 1.8rem 0;
  }
  .highlight-item:nth-child(2),
  .way-item:nth-child(2),
  .highlight-item:last-child,
  .way-item:last-child {
    padding-left: 0;
    grid-column: unset;
    border-top: none;
  }
  .article-grid { grid-template-columns: 1fr; }
  .article-card {
    padding: 1.8rem 0;
    border-right: none;
    border-bottom: 1px solid var(--rule-light);
  }
  .article-card:nth-child(2),
  .article-card:last-child {
    padding-left: 0;
    border-top: none;
  }
  .register-item { grid-template-columns: 1fr; }
  .register-num { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-brand-wrap { grid-column: unset; }
  .footer-colophon { flex-direction: column; align-items: flex-start; }
  .drop-cap::first-letter { font-size: 3.8em; }
  .pull-quote__text { font-size: 1.15rem; }
}