/* ============================================================
   THE RESTART CODE — style.css
   ============================================================ */

/* 1. CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  --white: #FFFFFF;
  --off-white: #F8FAFC;
  --slate-blue: #3B5F8A;
  --light-blue: #6B9CC4;
  --near-black: #1A1A2E;
  --font-main: 'DM Sans', sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --radius: 8px;
}

/* 2. RESET
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--near-black);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

/* 3. TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-weight: 600;
  color: var(--slate-blue);
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1rem, 2vw, 1.35rem); }
h4 { font-size: 1rem; }

p {
  color: var(--near-black);
  font-weight: 400;
}

/* 4. LAYOUT
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

section {
  padding: var(--space-lg) 0;
}

/* 5. BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.975rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: opacity 0.18s, transform 0.15s;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.4;
}

.btn:hover {
  opacity: 0.86;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--slate-blue);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--light-blue);
  border: 2px solid var(--light-blue);
}

.btn-secondary:hover {
  background: var(--light-blue);
  color: var(--white);
  opacity: 1;
}

.btn-white {
  background: var(--white);
  color: var(--slate-blue);
}

.btn-white:hover {
  background: var(--off-white);
  opacity: 1;
}

.btn-lg {
  padding: 0.875rem 2rem;
  font-size: 1.05rem;
}

/* 6. TAGS
   ============================================================ */
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--light-blue);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

/* 7. SECTION LABEL
   ============================================================ */
.section-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--light-blue);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

/* 8. EMAIL FORM
   ============================================================ */
.email-form {
  display: flex;
  gap: var(--space-xs);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

.email-input {
  padding: 0.7rem 1.25rem;
  font-family: var(--font-main);
  font-size: 0.975rem;
  border: none;
  border-radius: var(--radius);
  width: 290px;
  max-width: 100%;
  outline: none;
  color: var(--near-black);
}

/* 9. NAVIGATION
   ============================================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid rgba(59, 95, 138, 0.1);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.8rem var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1.25;
  flex-shrink: 0;
}

.nav-logo-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--slate-blue);
}

.nav-logo-tagline {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--light-blue);
  letter-spacing: 0.03em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--near-black);
  transition: color 0.18s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--slate-blue);
}

.nav-links a.nav-pill {
  background: var(--slate-blue);
  color: var(--white);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.18s;
}

.nav-links a.nav-pill:hover {
  background: var(--light-blue);
  opacity: 1;
  color: var(--white);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--slate-blue);
  border-radius: 2px;
  transition: all 0.28s ease;
}

.nav-hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 10. FOOTER
   ============================================================ */
.site-footer {
  background: var(--slate-blue);
  color: var(--white);
  padding: var(--space-md) 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  gap: var(--space-md);
  align-items: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.footer-logo {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
}

.footer-tagline {
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.65);
}

.footer-nav {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.18s;
  white-space: nowrap;
}

.footer-nav a:hover {
  color: var(--white);
}

.footer-nav a::after {
  content: '·';
  display: inline-block;
  margin: 0 0.65rem;
  color: rgba(255, 255, 255, 0.35);
  pointer-events: none;
}

.footer-nav a:last-child::after {
  display: none;
}

.footer-social {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.footer-social-icons {
  display: flex;
  gap: 0.625rem;
  align-items: center;
}

.footer-social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: background 0.18s, transform 0.15s;
  flex-shrink: 0;
}

.footer-social-icon:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateY(-1px);
  opacity: 1;
}

.footer-social-icon svg {
  width: 18px;
  height: 18px;
  display: block;
  flex-shrink: 0;
}

.footer-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
  max-width: 1200px;
  margin: var(--space-sm) auto;
  padding: 0 var(--space-md);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.825rem;
  transition: color 0.18s;
}

.footer-bottom a:hover {
  color: var(--white);
}

.footer-disclosure {
  font-size: 0.775rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.5;
}

/* ============================================================
   PAGE SECTIONS
   ============================================================ */

/* ---- HOMEPAGE ---- */

.hero-home {
  background: var(--white);
  padding: 5rem 0 var(--space-lg);
  text-align: center;
}

.hero-home .hero-headline {
  max-width: 840px;
  margin: 0 auto var(--space-sm);
}

.hero-home .hero-sub {
  font-size: 1.1rem;
  color: var(--near-black);
  max-width: 580px;
  margin: 0 auto var(--space-md);
  opacity: 0.8;
}

.hero-ctas {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* Problem strip */
.problem-strip {
  background: var(--off-white);
  padding: var(--space-md) 0;
}

.problem-strip .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.problem-item {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--near-black);
  padding-left: var(--space-sm);
  border-left: 3px solid var(--slate-blue);
  line-height: 1.45;
}

/* Pillars */
.pillars {
  background: var(--white);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.pillar-card {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(59, 95, 138, 0.1);
}

.pillar-image {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

.pillar-info {
  padding: 0.875rem var(--space-sm);
}

.pillar-name {
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--slate-blue);
  margin-bottom: 0.2rem;
}

.pillar-desc {
  font-size: 0.825rem;
  color: var(--near-black);
  opacity: 0.7;
  line-height: 1.4;
}

/* Featured articles */
.featured-articles {
  background: var(--off-white);
}

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: var(--space-sm);
  border: 1px solid rgba(59, 95, 138, 0.07);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.18s;
}

.featured-card:hover {
  box-shadow: 0 6px 24px rgba(59, 95, 138, 0.12);
  transform: translateY(-2px);
}

.featured-card-image {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  display: block;
}

.featured-card-content {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}

.featured-card-content h3 {
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1.3;
}

.featured-card-content p {
  font-size: 0.9rem;
  opacity: 0.75;
  line-height: 1.55;
}

.card-link {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-blue);
  margin-top: 0.25rem;
  transition: color 0.18s;
}

.card-link:hover {
  color: var(--light-blue);
}

.cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.article-card {
  display: block;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(59, 95, 138, 0.07);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.18s;
}

.article-card:hover {
  box-shadow: 0 4px 18px rgba(59, 95, 138, 0.1);
  transform: translateY(-2px);
}

.article-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.article-card-content {
  padding: var(--space-sm);
}

.article-card-content h4 {
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--slate-blue);
  margin-bottom: 0.3rem;
  line-height: 1.35;
}

.article-card-content p {
  font-size: 0.825rem;
  opacity: 0.7;
  margin-bottom: 0.5rem;
  line-height: 1.45;
}

/* Newsletter strip */
.newsletter-strip {
  background: var(--slate-blue);
  text-align: center;
}

.newsletter-strip h2 {
  color: var(--white);
  margin-bottom: var(--space-xs);
}

/* ---- ABOUT PAGE ----*/

.about-hero {
  background: var(--white);
}

.about-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.about-hero-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.about-hero-sub {
  font-size: 1.1rem;
  color: var(--near-black);
  opacity: 0.8;
  line-height: 1.6;
}

.about-hero-image-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
}

.about-hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mission-strip {
  background: var(--off-white);
  text-align: center;
}

.mission-lines {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 700px;
  margin: 0 auto;
}

.mission-line {
  font-size: clamp(1.05rem, 2.5vw, 1.4rem);
  font-weight: 600;
  color: var(--near-black);
  line-height: 1.35;
}

.what-we-cover {
  background: var(--white);
}

.what-we-cover h2 {
  margin-bottom: var(--space-md);
}

.covers-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md) var(--space-lg);
}

.cover-item {
  padding-top: var(--space-sm);
  border-top: 2px solid var(--off-white);
}

.cover-item-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--slate-blue);
  margin-bottom: 0.25rem;
}

.cover-item-desc {
  font-size: 0.875rem;
  color: var(--near-black);
  opacity: 0.7;
  line-height: 1.5;
}

.cta-strip {
  background: var(--slate-blue);
  text-align: center;
}

.cta-strip h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.btn-row {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- SCIENCE PAGE ---- */

.science-hero {
  background: var(--white);
  text-align: center;
}

.science-hero h1 {
  margin-bottom: var(--space-sm);
}

.science-hero p {
  font-size: 1.05rem;
  max-width: 660px;
  margin: 0 auto;
  opacity: 0.78;
  line-height: 1.65;
}

.filter-bar {
  background: var(--white);
  padding: 0 0 var(--space-md);
}

.filter-pills {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.filter-pill {
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.42rem 1.05rem;
  border-radius: 50px;
  border: 2px solid var(--light-blue);
  color: var(--slate-blue);
  background: transparent;
  cursor: pointer;
  transition: all 0.18s;
}

.filter-pill:hover,
.filter-pill.active {
  background: var(--slate-blue);
  border-color: var(--slate-blue);
  color: var(--white);
}

.article-grid-section {
  background: var(--white);
  padding: 0 0 var(--space-lg);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.grid-card {
  background: var(--white);
  border: 1px solid rgba(59, 95, 138, 0.1);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.18s;
}

.grid-card:hover {
  box-shadow: 0 4px 20px rgba(59, 95, 138, 0.12);
  transform: translateY(-2px);
}

.grid-card.hidden {
  display: none;
}

.grid-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.grid-card-content {
  padding: var(--space-sm);
}

.grid-card-content h3 {
  font-size: 0.975rem;
  margin-bottom: 0.3rem;
  line-height: 1.35;
}

.grid-card-content p {
  font-size: 0.825rem;
  opacity: 0.7;
  margin-bottom: var(--space-xs);
  line-height: 1.45;
}

.grid-card-links {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  flex-wrap: wrap;
  margin-top: 0.35rem;
}

.grid-card-links .card-link {
  font-size: 0.825rem;
}

.study-link {
  font-size: 0.78rem;
  color: var(--light-blue);
  font-weight: 500;
  transition: color 0.18s;
}

.study-link:hover {
  color: var(--slate-blue);
}

.triglp-cta-strip {
  background: var(--off-white);
  text-align: center;
}

.triglp-cta-strip h2 {
  margin-bottom: var(--space-xs);
}

.triglp-cta-strip p {
  margin-bottom: var(--space-md);
  opacity: 0.78;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- NEWSLETTER PAGE ---- */

.newsletter-hero {
  background: var(--white);
  text-align: center;
}

.newsletter-hero h1 {
  margin-bottom: var(--space-sm);
}

.newsletter-descriptor {
  max-width: 580px;
  margin: 0 auto var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.newsletter-descriptor p {
  font-size: 1rem;
  color: var(--near-black);
  opacity: 0.8;
  line-height: 1.6;
}

.small-print {
  font-size: 0.775rem;
  color: var(--near-black);
  opacity: 0.5;
  margin-top: 0.5rem;
  text-align: center;
}

.whats-inside {
  background: var(--off-white);
}

.whats-inside h2 {
  text-align: center;
  margin-bottom: var(--space-md);
}

.inside-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.inside-item {
  padding: var(--space-sm) var(--space-sm) var(--space-sm);
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid rgba(59, 95, 138, 0.08);
}

.inside-item-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--slate-blue);
  margin-bottom: 0.35rem;
}

.inside-item-desc {
  font-size: 0.875rem;
  color: var(--near-black);
  opacity: 0.72;
  line-height: 1.5;
}

.closing-strip {
  background: var(--slate-blue);
  text-align: center;
}

.closing-strip h2 {
  color: var(--white);
  margin-bottom: var(--space-xs);
}

.secondary-text-link {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
  transition: color 0.18s;
}

.secondary-text-link:hover {
  color: var(--white);
}

/* ---- TRIGLP PAGE ---- */

.triglp-hero {
  background: var(--white);
}

.triglp-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.triglp-hero-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.triglp-hero-sub {
  font-size: 1.05rem;
  color: var(--near-black);
  opacity: 0.82;
  line-height: 1.6;
}

.triglp-hero-image {
  width: 100%;
  border-radius: var(--radius);
  object-fit: cover;
  display: block;
  aspect-ratio: 3 / 4;
  max-height: 500px;
}

.affiliate-note {
  font-size: 0.75rem;
  color: var(--near-black);
  opacity: 0.5;
  margin-top: 0.3rem;
}

.why-matters {
  background: var(--off-white);
  text-align: center;
}

.why-matters-text {
  max-width: 700px;
  margin: 0 auto;
}

.why-matters-text h2 {
  margin-bottom: var(--space-md);
}

.why-matters-text p {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  opacity: 0.82;
  line-height: 1.7;
}

.why-matters-text p:last-child {
  margin-bottom: 0;
}

.what-is-triglp {
  background: var(--white);
}

.triglp-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: start;
}

.triglp-col h3 {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.triglp-col p {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.65;
}


.honest-framing {
  background: var(--off-white);
  text-align: center;
}

.honest-framing-inner {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.honest-framing h2 {
  margin-bottom: 0;
}

.honest-framing p {
  font-size: 1rem;
  opacity: 0.82;
  line-height: 1.7;
}

.primary-cta {
  background: var(--slate-blue);
  text-align: center;
}

.primary-cta h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.primary-cta .affiliate-note {
  color: rgba(255, 255, 255, 0.55);
  margin-top: var(--space-sm);
}

/* FAQ Accordion */
.faq-section {
  background: var(--white);
}

.faq-section h2 {
  margin-bottom: var(--space-md);
  text-align: center;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  border-top: 1px solid rgba(59, 95, 138, 0.1);
}

.faq-item {
  border-bottom: 1px solid rgba(59, 95, 138, 0.1);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  text-align: left;
  font-family: var(--font-main);
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--slate-blue);
  gap: var(--space-sm);
  line-height: 1.4;
}

.faq-icon {
  font-size: 1.4rem;
  color: var(--slate-blue);
  flex-shrink: 0;
  transition: transform 0.28s ease;
  line-height: 1;
  font-weight: 400;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 0 var(--space-sm);
}

.faq-answer p {
  font-size: 0.925rem;
  line-height: 1.65;
  opacity: 0.82;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ============================================================
   RESPONSIVE — TABLET (max-width: 1024px)
   ============================================================ */

@media (max-width: 1024px) {
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .triglp-cols {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }
}

/* ============================================================
   RESPONSIVE — MOBILE (max-width: 768px)
   ============================================================ */

@media (max-width: 768px) {
  section {
    padding: var(--space-md) 0;
  }

  .hero-home {
    padding: var(--space-md) 0 var(--space-md);
  }

  /* Nav */
  .nav-hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-sm) 0 var(--space-xs);
    gap: 0.875rem;
    border-top: 1px solid rgba(59, 95, 138, 0.08);
    margin-top: 0.8rem;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a.nav-pill {
    margin-top: 0.25rem;
  }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .footer-nav {
    justify-content: flex-start;
  }

  .footer-social {
    justify-content: flex-start;
  }

  /* Problem strip */
  .problem-strip .container {
    grid-template-columns: 1fr;
  }

  /* Pillars */
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Featured articles */
  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-card-image {
    min-height: 180px;
    aspect-ratio: 16 / 9;
  }

  .cards-row {
    grid-template-columns: 1fr;
  }

  /* About */
  .about-hero-inner {
    grid-template-columns: 1fr;
  }

  .covers-grid {
    grid-template-columns: 1fr;
  }

  /* Science */
  .article-grid {
    grid-template-columns: 1fr;
  }

  /* Newsletter */
  .inside-grid {
    grid-template-columns: 1fr;
  }

  /* triGLP */
  .triglp-hero-inner {
    grid-template-columns: 1fr;
  }

  .triglp-hero-image {
    aspect-ratio: 4 / 3;
    max-height: 280px;
  }

  .triglp-cols {
    grid-template-columns: 1fr;
  }

  .email-form {
    flex-direction: column;
    align-items: center;
  }

  .email-input {
    width: 100%;
    max-width: 320px;
  }
}