:root {
  --ink: #111827;
  --muted: #64748b;
  --line: #e5e7eb;
  --soft: #f6f8fb;
  --paper: #ffffff;
  --brand: #e11d48;
  --brand-dark: #be123c;
  --teal: #0f766e;
  --blue: #2563eb;
  --gold: #b7791f;
  --shadow: 0 18px 55px rgba(15, 23, 42, 0.12);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
img { max-width: 100%; display: block; }
.shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.hidden { display: none !important; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 74px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), #f97316);
}
.brand-text { font-size: 19px; }
.site-nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.site-nav a {
  color: #475569;
  font-size: 14px;
  font-weight: 650;
  padding: 26px 0;
  border-bottom: 2px solid transparent;
}
.site-nav a.active, .site-nav a:hover { color: var(--brand); border-color: var(--brand); }
.site-actions { display: flex; align-items: center; gap: 10px; }
.btn {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 750;
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { color: #fff; background: var(--brand); border-color: var(--brand); }
.btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); }
.btn-ghost { color: #334155; background: #fff; border-color: #cbd5e1; }
.btn.disabled, .btn[aria-disabled="true"] { opacity: .62; pointer-events: none; }
.btn-lg { min-height: 48px; padding-inline: 20px; }
.btn-block { width: 100%; }

.menu-toggle, .menu-close {
  display: none;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.menu-toggle { width: 42px; height: 42px; padding: 10px; }
.menu-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--ink); }
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 80;
  visibility: hidden;
  background: rgba(15, 23, 42, 0.42);
  opacity: 0;
  transition: opacity .2s ease, visibility .2s ease;
}
.mobile-menu.open { visibility: visible; opacity: 1; }
.mobile-menu-panel {
  width: min(360px, 88vw);
  height: 100%;
  margin-left: auto;
  padding: 22px;
  background: #fff;
  transform: translateX(100%);
  transition: transform .22s ease;
}
.mobile-menu.open .mobile-menu-panel { transform: translateX(0); }
.mobile-menu-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.menu-close { display: inline-grid; place-items: center; width: 40px; height: 40px; font-size: 28px; }
.mobile-menu a:not(.btn) {
  display: block;
  padding: 14px 0;
  color: #334155;
  font-weight: 750;
  border-bottom: 1px solid var(--line);
}
.mobile-menu a.active { color: var(--brand); }
.mobile-actions { display: grid; gap: 10px; margin-top: 18px; }

.listing-hero {
  min-height: calc(100vh - 74px);
  display: flex;
  align-items: center;
  padding: 58px 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(9, 19, 38, .92), rgba(9, 19, 38, .70), rgba(9, 19, 38, .18)),
    url("https://images.unsplash.com/photo-1517048676732-d65bc937f952?q=80&w=1800&auto=format&fit=crop") center/cover;
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) 390px; gap: 36px; align-items: center; }
.eyebrow { color: var(--brand); text-transform: uppercase; letter-spacing: 0; font-size: 12px; font-weight: 850; }
.listing-hero .eyebrow { color: #fda4af; }
.hero-copy h1 {
  max-width: 780px;
  margin: 14px 0 18px;
  font-size: 72px;
  line-height: .98;
  letter-spacing: 0;
}
.hero-copy p { max-width: 670px; margin: 0; color: rgba(255,255,255,.82); font-size: 18px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.hero-panel {
  padding: 24px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 8px;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(16px);
}
.hero-stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255,255,255,.18);
}
.hero-stat strong { font-size: 38px; }
.hero-stat span { color: rgba(255,255,255,.78); font-weight: 650; }
.hero-note { margin-top: 18px; color: rgba(255,255,255,.74); }

.catalog-section { padding: 72px 0 86px; background: var(--soft); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 22px; margin-bottom: 22px; }
.section-head h2 { max-width: 720px; margin: 8px 0 0; font-size: 44px; line-height: 1.06; }
.catalog-toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.search-toggle-btn {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  color: #334155;
  background: #fff;
  font-weight: 800;
  cursor: pointer;
}
.search-toggle-btn.active,
.search-toggle-btn:hover {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}
.search-toggle-icon {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
}
.search-toggle-icon::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 2px;
  right: -6px;
  bottom: -4px;
  border-radius: 999px;
  background: currentColor;
  transform: rotate(45deg);
}
.view-switch { display: flex; padding: 4px; border: 1px solid #cbd5e1; border-radius: 8px; background: #fff; }
.view-switch button { border: 0; padding: 9px 14px; border-radius: 6px; background: transparent; cursor: pointer; font-weight: 750; }
.view-switch button.active { color: #fff; background: var(--ink); }

.filter-panel {
  margin-bottom: 18px;
  animation: filterDrop .18s ease;
}
.filter-panel[hidden] { display: none; }
@keyframes filterDrop {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
.filter-bar {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(15, 23, 42, .08);
}
.filter-bar label:first-child { grid-column: span 2; }
.filter-bar label { display: grid; gap: 6px; }
.filter-bar span { color: #475569; font-size: 12px; font-weight: 800; }
.filter-bar input, .filter-bar select {
  width: 100%;
  height: 42px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 0 12px;
  color: var(--ink);
  background: #fff;
}
.filter-actions { display: flex; gap: 8px; align-items: end; }
.catalog-meta { display: flex; justify-content: space-between; gap: 12px; margin: 18px 0; color: var(--muted); font-weight: 650; }

.competition-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.competition-grid.list { grid-template-columns: 1fr; }
.competition-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(15, 23, 42, .06);
}
.competition-grid.list .competition-card { display: grid; grid-template-columns: 320px 1fr; min-height: 250px; }
.card-image { position: relative; height: 190px; background: #e2e8f0; }
.competition-grid.list .card-image { height: 100%; min-height: 250px; }
.card-image img { width: 100%; height: 100%; object-fit: cover; }
.badge-row { position: absolute; left: 12px; right: 12px; top: 12px; display: flex; justify-content: space-between; gap: 8px; }
.status-pill, .type-pill, .sector-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
}
.status-pill { color: #065f46; background: #d1fae5; }
.status-pill.closed { color: #7f1d1d; background: #fee2e2; }
.status-pill.upcoming { color: #1d4ed8; background: #dbeafe; }
.status-pill.results { color: #7c2d12; background: #ffedd5; }
.status-pill.closing { color: #92400e; background: #fef3c7; }
.type-pill { color: #fff; background: rgba(15, 23, 42, .86); }
.card-body { display: grid; gap: 14px; padding: 18px; }
.card-title { margin: 0; font-size: 21px; line-height: 1.2; }
.organizer-line { display: flex; align-items: center; gap: 10px; color: #475569; font-weight: 700; }
.org-logo { width: 34px; height: 34px; border-radius: 8px; object-fit: cover; background: #f1f5f9; }
.card-desc { margin: 0; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.meta-row, .metric-row { display: flex; flex-wrap: wrap; gap: 10px; }
.meta-row span, .metric {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #475569;
  font-size: 13px;
  font-weight: 700;
}
.metric { padding: 8px 10px; border-radius: 8px; background: #f8fafc; }
.sector-row { display: flex; flex-wrap: wrap; gap: 7px; }
.sector-chip { color: #0f766e; background: #ccfbf1; }
.card-footer { display: grid; gap: 12px; margin-top: auto; padding: 0 18px 18px; }
.prize-line { display: flex; align-items: center; justify-content: space-between; color: #475569; font-size: 13px; }
.prize-line strong { color: var(--ink); font-size: 18px; }
.card-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.state-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.skeleton-card, .detail-skeleton {
  min-height: 360px;
  border-radius: 8px;
  background: linear-gradient(90deg, #e9edf3 25%, #f5f7fb 37%, #e9edf3 63%);
  background-size: 400% 100%;
  animation: shimmer 1.3s ease infinite;
}
.skeleton-card { position: relative; overflow: hidden; }
.skeleton-card span, .skeleton-card strong, .skeleton-card p {
  position: absolute;
  left: 18px;
  right: 18px;
  display: block;
  border-radius: 8px;
  background: rgba(255,255,255,.45);
}
.skeleton-card span { top: 205px; height: 20px; }
.skeleton-card strong { top: 238px; height: 42px; }
.skeleton-card p { top: 296px; height: 18px; right: 90px; }
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }
.empty-state {
  max-width: 520px;
  margin: 36px auto;
  padding: 34px;
  text-align: center;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
}
.state-icon { width: 44px; height: 44px; margin: 0 auto 14px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--brand); font-weight: 900; }
.load-more-wrap { display: flex; justify-content: center; margin-top: 28px; }

.detail-loading { padding: 40px 0; }
.hero-skel { min-height: 360px; }
.line-skel { min-height: 34px; width: 60%; margin: 22px 0; }
.card-skel { min-height: 220px; }
.detail-hero { position: relative; min-height: 520px; display: flex; align-items: end; color: #fff; background: #111827; }
.detail-banner, .detail-hero-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.detail-banner { object-fit: cover; }
.detail-hero-overlay { background: linear-gradient(0deg, rgba(9,19,38,.88), rgba(9,19,38,.28)); }
.detail-hero-content { position: relative; z-index: 1; padding: 118px 0 48px; }
.breadcrumb { display: flex; gap: 8px; margin-bottom: 16px; color: rgba(255,255,255,.78); font-weight: 700; }
.detail-hero h1 { max-width: 860px; margin: 14px 0; font-size: 68px; line-height: 1; }
.detail-hero p { max-width: 760px; margin: 0; color: rgba(255,255,255,.82); font-size: 18px; }
.hero-meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.hero-meta-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 11px;
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 8px;
  color: rgba(255,255,255,.88);
  background: rgba(255,255,255,.12);
  font-weight: 750;
}
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 350px; gap: 22px; padding: 32px 0 86px; }
.detail-main, .detail-sidebar { display: grid; gap: 18px; align-content: start; }
.detail-sidebar { position: sticky; top: 94px; }
.detail-card { padding: 22px; border: 1px solid #e2e8f0; border-radius: 8px; background: #fff; box-shadow: 0 12px 30px rgba(15,23,42,.05); }
.detail-card h2 { margin: 0 0 12px; font-size: 24px; }
.detail-card p { color: var(--muted); }
.organizer-card { display: flex; align-items: center; gap: 18px; }
.detail-logo { width: 76px; height: 76px; border-radius: 8px; object-fit: cover; background: #f1f5f9; }
.fact-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 20px; }
.fact-grid div, .glance-list div {
  padding: 14px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #f8fafc;
}
.fact-grid span, .glance-list span, .prize-box span { display: block; color: var(--muted); font-size: 12px; font-weight: 800; }
.fact-grid strong, .glance-list strong { display: block; margin-top: 5px; }
.chip-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.timeline { display: grid; gap: 0; }
.timeline div { position: relative; padding: 0 0 22px 30px; border-left: 2px solid #e2e8f0; }
.timeline div:last-child { padding-bottom: 0; }
.timeline span { position: absolute; left: -7px; top: 2px; width: 12px; height: 12px; border-radius: 50%; background: var(--brand); }
.timeline strong { display: block; }
.timeline p { margin: 4px 0 0; }
.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.section-title-row h2 { margin: 0; }
.section-title-row span {
  flex: 0 0 auto;
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  color: #475569;
  background: #f1f5f9;
  font-size: 12px;
  font-weight: 850;
}
.resource-list, .faq-list { display: grid; gap: 12px; }
.resource-item {
  padding: 16px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #f8fafc;
}
.resource-item h3 { margin: 0 0 8px; font-size: 17px; }
.resource-item p { margin: 0; }
.award-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: start;
}
.award-item strong { color: #9a3412; font-size: 18px; }
.resource-empty {
  padding: 18px;
  color: var(--muted);
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
  background: #f8fafc;
}
.partner-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.partner-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #f8fafc;
}
.partner-logo {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: #0f766e;
  font-weight: 900;
}
.partner-item h3 { margin: 0; font-size: 16px; }
.partner-item p { margin: 2px 0 0; }
.faq-list details {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #f8fafc;
}
.faq-list summary {
  cursor: pointer;
  padding: 15px 16px;
  font-weight: 800;
}
.faq-list details p { margin: 0; padding: 0 16px 16px; }
.action-card { display: grid; gap: 16px; }
.prize-box { padding: 18px; border-radius: 8px; background: #fff7ed; border: 1px solid #fed7aa; }
.prize-box strong { display: block; margin-top: 5px; color: #9a3412; font-size: 30px; }
.glance-list { display: grid; gap: 10px; }
.detail-error { margin-top: 70px; }

.website-hero {
  min-height: calc(100vh - 74px);
  display: flex;
  align-items: center;
  padding: 70px 0;
  color: #fff;
  background: #111827;
}
.home-hero {
  background:
    linear-gradient(90deg, rgba(9, 19, 38, .94), rgba(9, 19, 38, .68), rgba(9, 19, 38, .16)),
    url("https://images.unsplash.com/photo-1559136555-9303baea8ebd?q=80&w=1800&auto=format&fit=crop") center/cover;
}
.about-hero {
  background:
    linear-gradient(90deg, rgba(9, 19, 38, .94), rgba(9, 19, 38, .72), rgba(9, 19, 38, .20)),
    url("https://images.unsplash.com/photo-1497366754035-f200968a6e72?q=80&w=1800&auto=format&fit=crop") center/cover;
}
.website-hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) 430px; gap: 38px; align-items: center; }
.website-hero-copy h1 {
  max-width: 850px;
  margin: 14px 0 18px;
  font-size: 72px;
  line-height: .98;
  letter-spacing: 0;
}
.website-hero-copy p { max-width: 690px; margin: 0; color: rgba(255,255,255,.82); font-size: 18px; }
.signal-board {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.signal-board div,
.about-card-stack article {
  min-height: 140px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 8px;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(16px);
}
.signal-board strong { display: block; font-size: 42px; line-height: 1; }
.signal-board span,
.about-card-stack span { display: block; margin-top: 10px; color: rgba(255,255,255,.76); font-weight: 750; }
.about-card-stack { display: grid; gap: 12px; }
.about-card-stack strong { display: block; margin-top: 8px; color: #fff; font-size: 20px; line-height: 1.25; }
.website-section { padding: 76px 0; background: #fff; }
.muted-band { background: var(--soft); }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature-card,
.principle-list div,
.impact-grid article,
.cta-panel,
.tab-panel,
.process-timeline article {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(15,23,42,.05);
}
.feature-card { padding: 22px; }
.feature-card span { color: var(--brand); font-size: 12px; font-weight: 900; }
.feature-card h3 { margin: 12px 0 8px; font-size: 21px; }
.feature-card p,
.lead-text,
.principle-list p,
.tab-panel p,
.process-timeline p { color: var(--muted); }
.split-section { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 34px; align-items: start; }
.lead-text { margin: 14px 0 0; font-size: 17px; }
.journey-tabs { display: grid; gap: 12px; }
.tab-buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.tab-buttons button {
  min-height: 40px;
  padding: 9px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  color: #334155;
  background: #fff;
  font-weight: 800;
  cursor: pointer;
}
.tab-buttons button.active { color: #fff; border-color: var(--ink); background: var(--ink); }
.tab-panel { display: none; padding: 24px; }
.tab-panel.active { display: block; }
.tab-panel h3 { margin: 0 0 8px; font-size: 26px; }
.tab-panel p { margin: 0; }
.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px;
  background: #111827;
  color: #fff;
}
.cta-panel h2 { margin: 6px 0 0; font-size: 38px; }
.principle-list { display: grid; gap: 12px; }
.principle-list div { padding: 18px; }
.principle-list strong { display: block; font-size: 18px; }
.principle-list p { margin: 6px 0 0; }
.process-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.process-timeline article { padding: 20px; transition: transform .2s ease, border-color .2s ease; }
.process-timeline article.active { transform: translateY(-4px); border-color: var(--brand); }
.process-timeline span { color: var(--brand); font-size: 12px; font-weight: 900; }
.process-timeline h3 { margin: 12px 0 8px; }
.process-timeline p { margin: 0; }
.impact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.impact-grid article { padding: 28px; text-align: center; }
.impact-grid strong { display: block; color: var(--brand); font-size: 48px; line-height: 1; }
.impact-grid span { display: block; margin-top: 10px; color: #475569; font-weight: 800; }

.site-footer { padding: 34px 0; color: #cbd5e1; background: #0f172a; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; }
.site-footer .brand-mark { background: #fff; color: var(--brand); }
.site-footer p { max-width: 500px; color: #94a3b8; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; font-weight: 700; }

@media (max-width: 980px) {
  .site-nav, .site-actions { display: none; }
  .menu-toggle { display: block; margin-left: auto; }
  .hero-grid, .detail-layout, .website-hero-grid, .split-section { grid-template-columns: 1fr; }
  .hero-panel { max-width: 520px; }
  .filter-bar { grid-template-columns: repeat(2, 1fr); }
  .filter-bar label:first-child { grid-column: 1 / -1; }
  .filter-actions { grid-column: 1 / -1; }
  .competition-grid, .state-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .competition-grid.list .competition-card { grid-template-columns: 1fr; }
  .competition-grid.list .card-image { height: 210px; min-height: 210px; }
  .detail-sidebar { position: static; }
  .fact-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: 1fr; }
  .feature-grid, .process-timeline { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .site-header { height: 66px; padding-inline: 16px; }
  .listing-hero { min-height: auto; padding: 54px 0; }
  .hero-copy h1, .website-hero-copy h1 { font-size: 42px; }
  .section-head h2 { font-size: 32px; }
  .detail-hero h1 { font-size: 38px; }
  .section-head, .catalog-meta, .footer-grid { align-items: start; flex-direction: column; }
  .catalog-toolbar { width: 100%; justify-content: space-between; }
  .filter-bar, .competition-grid, .state-grid, .fact-grid { grid-template-columns: 1fr; }
  .feature-grid, .signal-board, .process-timeline, .impact-grid { grid-template-columns: 1fr; }
  .card-actions { grid-template-columns: 1fr; }
  .detail-hero { min-height: 460px; }
  .detail-hero-content { padding-top: 90px; }
  .organizer-card { align-items: start; flex-direction: column; }
  .website-hero { min-height: auto; padding: 54px 0; }
  .cta-panel { align-items: start; flex-direction: column; }
  .cta-panel h2 { font-size: 30px; }
}