/* ============================================================
   THE SEARCHLIGHT — thesearchlight.com
   Horizon Search Institute
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,500;0,8..60,600;1,8..60,400;1,8..60,500&family=DM+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* --- Tokens --- */
:root {
  --navy: #0b213c;
  --navy-deep: #071728;
  --navy-mid: #132d4a;
  --gold: #d8c9ae;
  --gold-light: #e8dcc8;
  --gold-muted: #c4b48a;
  --gold-bright: #f0e6d2;
  --cream: #faf8f4;
  --warm-white: #fdfcfa;
  --warm-gray-50: #f5f3ef;
  --warm-gray-100: #eae7e0;
  --warm-gray-200: #d5d0c7;
  --warm-gray-300: #b0a89a;
  --warm-gray-500: #7a7265;
  --warm-gray-700: #4a4540;
  --warm-gray-900: #2a2622;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4540;
  --text-muted: #7a7265;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Source Serif 4', Georgia, serif;
  --font-ui: 'DM Sans', -apple-system, sans-serif;
  --max-width-page: 1120px;
  --max-width-article: 680px;
  --transition-fast: 0.2s ease;
  --transition-med: 0.35s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 17px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--warm-white);
  line-height: 1.7;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

::selection {
  background: var(--gold);
  color: var(--navy);
}

/* --- Utility --- */
.container {
  max-width: var(--max-width-page);
  margin: 0 auto;
  padding: 0 2rem;
}

.article-width {
  max-width: var(--max-width-article);
  margin: 0 auto;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* --- Site Header / Nav --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 2px solid var(--gold-muted);
}

.site-header__inner {
  max-width: var(--max-width-page);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.site-header__icon {
  width: 30px;
  height: 30px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.15);
  object-fit: cover;
  flex-shrink: 0;
}

.site-header__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  color: #fff;
  letter-spacing: 0.04em;
}

.site-header__badge {
  font-family: var(--font-ui);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-muted);
  border: 1px solid var(--gold-muted);
  padding: 2px 6px;
  border-radius: 2px;
  position: relative;
  top: -1px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.site-nav__link {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--warm-gray-200);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.7rem;
  border-radius: 3px;
  border: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.site-nav__link:hover {
  color: #fff;
  border-color: rgba(216,201,174,0.3);
}

.site-nav__link--active {
  color: #fff;
  border-color: rgba(216,201,174,0.25);
}

.site-nav__cta {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--navy);
  background: var(--gold);
  padding: 0.45rem 1.1rem;
  border-radius: 3px;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.site-nav__cta:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--warm-gray-200);
  margin: 5px 0;
  transition: var(--transition-fast);
}

/* --- Hero (Homepage) --- */
.hero {
  background: var(--navy);
  padding: 4.5rem 2rem 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(216,201,174,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(216,201,174,0.04) 0%, transparent 50%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.hero__label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-muted);
  margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.18;
  margin-bottom: 1.2rem;
}

.hero__deck {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--warm-gray-200);
  line-height: 1.65;
  max-width: 580px;
  margin: 0 auto 2rem;
}

.hero__meta {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--warm-gray-300);
  letter-spacing: 0.02em;
  margin-bottom: 2rem;
}

.hero__cta {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  background: var(--gold);
  padding: 0.7rem 2rem;
  border-radius: 3px;
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.hero__cta:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  padding: 3.5rem 2rem 2rem;
}

.section-header__label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-muted);
  margin-bottom: 0.5rem;
}

.section-header__title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--navy);
}

.section-header__rule {
  width: 48px;
  height: 2px;
  background: var(--gold-muted);
  margin: 1rem auto 0;
}

/* --- Archive Grid --- */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  padding: 0 2rem 1.5rem;
  max-width: var(--max-width-page);
  margin: 0 auto;
}

.archive-view-all {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
  border: 1.5px solid var(--navy);
  padding: 0.55rem 1.6rem;
  border-radius: 3px;
  transition: background var(--transition-fast), color var(--transition-fast);
  display: inline-block;
}

.archive-view-all:hover {
  background: var(--navy);
  color: #fff;
}

.archive-card {
  background: #fff;
  border: 1px solid var(--warm-gray-100);
  border-radius: 4px;
  padding: 1.8rem 1.6rem;
  text-decoration: none;
  transition: border-color var(--transition-med), box-shadow var(--transition-med), transform var(--transition-med);
  display: flex;
  flex-direction: column;
}

.archive-card:hover {
  border-color: var(--gold-muted);
  box-shadow: 0 4px 20px rgba(11,33,60,0.06);
  transform: translateY(-2px);
}

.archive-card__issue {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-muted);
  margin-bottom: 0.6rem;
}

.archive-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 0.7rem;
}

.archive-card__deck {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  flex: 1;
}

.archive-card__date {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 1rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--warm-gray-100);
}

/* --- Article Page --- */
.article-header {
  background: var(--navy);
  padding: 3.5rem 2rem 3rem;
  text-align: center;
}

.article-header__label {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-muted);
  margin-bottom: 1.2rem;
}

.article-header__title {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.2;
  max-width: 700px;
  margin: 0 auto 1rem;
}

.article-header__deck {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--warm-gray-200);
  max-width: 560px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

.article-header__meta {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--warm-gray-300);
}

.article-body {
  padding: 3rem 2rem 4rem;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--navy);
  margin: 2.5rem 0 0.8rem;
  line-height: 1.25;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin: 1.8rem 0 0.5rem;
}

.article-body p {
  margin-bottom: 1rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
}

.article-body strong {
  font-weight: 600;
  color: var(--navy);
}

.article-body em {
  font-style: italic;
}

.article-body a {
  color: var(--navy-mid);
  text-decoration: underline;
  text-decoration-color: var(--gold-muted);
  text-underline-offset: 2px;
  transition: text-decoration-color var(--transition-fast);
}

.article-body a:hover {
  text-decoration-color: var(--navy);
}

/* Signal items */
.signal-item {
  margin: 1.5rem 0;
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
}

.signal-item__title {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 0.4rem;
}

.signal-item p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.second-order {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 0.92rem;
  padding: 0.6rem 0 0.2rem;
  margin-top: 0.3rem;
}

/* Playbook steps */
.playbook-step {
  margin: 1.2rem 0;
  padding: 1rem 1.2rem;
  background: var(--warm-gray-50);
  border-radius: 4px;
  border-left: 3px solid var(--gold-muted);
}

.playbook-step__title {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--navy);
  margin-bottom: 0.3rem;
}

.playbook-step p {
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 0;
}

/* HSI Note */
.hsi-note {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--cream);
  border: 1px solid var(--warm-gray-100);
  border-radius: 4px;
}

.hsi-note__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.3rem;
}

.hsi-note__subtitle {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.hsi-note__item {
  margin-bottom: 0.7rem;
  font-size: 0.9rem;
  line-height: 1.6;
}

.hsi-note__item strong {
  color: var(--navy);
}

/* Verification Test */
.verification-block {
  margin: 1.5rem 0;
  padding: 1.5rem;
  background: #fff;
  border: 1px solid var(--warm-gray-100);
  border-radius: 4px;
}

.verification-block p {
  font-size: 0.92rem;
  line-height: 1.65;
}

/* Article divider */
.article-divider {
  width: 48px;
  height: 2px;
  background: var(--gold);
  margin: 2.5rem auto;
}

/* Sources */
.sources-list {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--warm-gray-100);
}

.sources-list__title {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.sources-list ol {
  list-style: none;
  counter-reset: src;
  padding: 0;
}

.sources-list li {
  counter-increment: src;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 0.3rem;
  padding-left: 1.6rem;
  position: relative;
}

.sources-list li::before {
  content: counter(src) ".";
  position: absolute;
  left: 0;
  font-weight: 600;
  color: var(--warm-gray-300);
}

.sources-list li a {
  color: var(--text-muted);
  text-decoration-color: var(--warm-gray-200);
}

/* Links Worth Your Time */
.links-section {
  margin: 1.5rem 0;
}

.link-item {
  margin-bottom: 1rem;
}

.link-item__title {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--navy);
  margin-bottom: 0.15rem;
}

.link-item__title a {
  text-decoration: underline;
  text-decoration-color: var(--gold-muted);
  text-underline-offset: 2px;
}

.link-item p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* --- Subscribe Banner (inline) --- */
.subscribe-banner {
  background: var(--navy);
  padding: 3rem 2rem;
  text-align: center;
  margin: 0;
}

.subscribe-banner__inner {
  max-width: 520px;
  margin: 0 auto;
}

.subscribe-banner__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.6rem;
}

.subscribe-banner__text {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--warm-gray-200);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.subscribe-form {
  display: flex;
  gap: 0.5rem;
  max-width: 420px;
  margin: 0 auto;
}

.subscribe-form input[type="email"] {
  flex: 1;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--navy-mid);
  border-radius: 3px;
  background: rgba(255,255,255,0.08);
  color: #fff;
  outline: none;
  transition: border-color var(--transition-fast);
}

.subscribe-form input[type="email"]::placeholder {
  color: var(--warm-gray-300);
}

.subscribe-form input[type="email"]:focus {
  border-color: var(--gold-muted);
}

.subscribe-form button {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  background: var(--gold);
  border: none;
  padding: 0.65rem 1.4rem;
  border-radius: 3px;
  cursor: pointer;
  transition: background var(--transition-fast);
  white-space: nowrap;
}

.subscribe-form button:hover {
  background: var(--gold-light);
}

/* --- About Page --- */
.about-hero {
  background: var(--navy);
  padding: 4rem 2rem 3.5rem;
  text-align: center;
}

.about-hero__title {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1rem;
}

.about-hero__text {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--warm-gray-200);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.7;
}

.about-content {
  padding: 3rem 2rem 4rem;
}

.about-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--navy);
  margin: 2rem 0 0.8rem;
}

.about-content p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0 2rem;
}

.pillar-card {
  padding: 1.3rem;
  background: var(--cream);
  border: 1px solid var(--warm-gray-100);
  border-radius: 4px;
  border-top: 3px solid var(--gold-muted);
}

.pillar-card__title {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.3rem;
}

.pillar-card__text {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* --- Subscribe Page --- */
.subscribe-hero {
  background: var(--navy);
  padding: 4rem 2rem 3.5rem;
  text-align: center;
}

.subscribe-hero__title {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.8rem;
}

.subscribe-hero__text {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--warm-gray-200);
  max-width: 540px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.subscribe-page-form {
  max-width: 440px;
  margin: 0 auto;
}

.subscribe-page-form .subscribe-form {
  max-width: 100%;
}

.subscribe-content {
  padding: 3rem 2rem 4rem;
}

.tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 1.5rem auto 2rem;
}

.tier-card {
  padding: 2rem 1.6rem;
  background: #fff;
  border: 1px solid var(--warm-gray-100);
  border-radius: 4px;
  text-align: center;
}

.tier-card--featured {
  border-color: var(--gold-muted);
  border-width: 2px;
  position: relative;
}

.tier-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--gold);
  padding: 2px 10px;
  border-radius: 2px;
}

.tier-card__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.3rem;
}

.tier-card__price {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.tier-card__features {
  text-align: left;
  list-style: none;
  padding: 0;
  margin-bottom: 1.5rem;
}

.tier-card__features li {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 0.35rem 0 0.35rem 1.2rem;
  position: relative;
  line-height: 1.45;
}

.tier-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  background: var(--gold-muted);
  border-radius: 50%;
}

.tier-card__cta {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.6rem 1.8rem;
  border-radius: 3px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.tier-card__cta--primary {
  color: var(--navy);
  background: var(--gold);
}

.tier-card__cta--primary:hover {
  background: var(--gold-light);
}

.tier-card__cta--outline {
  color: var(--navy);
  border: 1.5px solid var(--navy);
  background: transparent;
}

.tier-card__cta--outline:hover {
  background: var(--navy);
  color: #fff;
}

/* --- Footer --- */
.site-footer {
  background: var(--navy-deep);
  padding: 2.5rem 2rem;
  text-align: center;
}

.site-footer__brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--warm-gray-200);
  margin-bottom: 0.4rem;
}

.site-footer__org {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  color: var(--warm-gray-500);
  margin-bottom: 1rem;
}

.site-footer__links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.2rem;
}

.site-footer__links a {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--warm-gray-300);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.site-footer__links a:hover {
  color: var(--gold);
}

.site-footer__copy {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  color: var(--warm-gray-500);
}

.site-footer__disclaimer {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-style: italic;
  color: var(--warm-gray-500);
  margin-top: 0.6rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* --- Animations --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up {
  animation: fadeUp 0.5s ease forwards;
  opacity: 0;
}

.fade-up--d1 { animation-delay: 0.1s; }
.fade-up--d2 { animation-delay: 0.2s; }
.fade-up--d3 { animation-delay: 0.3s; }
.fade-up--d4 { animation-delay: 0.4s; }

/* --- Responsive --- */
@media (max-width: 768px) {
  html { font-size: 16px; }

  .site-nav { display: none; }
  .site-nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: var(--navy);
    padding: 1rem 2rem 1.5rem;
    gap: 1rem;
    border-bottom: 2px solid var(--gold-muted);
  }
  .nav-toggle { display: block; }

  .hero { padding: 3rem 1.5rem 2.5rem; }
  .hero__title { font-size: 2rem; }
  .hero__deck { font-size: 0.95rem; }

  .article-header { padding: 2.5rem 1.5rem 2rem; }
  .article-header__title { font-size: 1.8rem; }

  .archive-grid {
    grid-template-columns: 1fr;
    padding: 0 1.5rem 3rem;
  }

  .subscribe-form {
    flex-direction: column;
  }

  .subscribe-form button {
    width: 100%;
  }

  .container, .article-body, .about-content, .subscribe-content {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

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

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