/* Homepage reference system; other pages retain their existing layout. */
.home-page {
  --home-bg: var(--darker-bg);
  --home-surface: var(--dark-bg);
  --home-surface-hover: #222225;
  --home-border: #333338;
  --home-border-soft: #29292e;
  --home-text: #f2f2f3;
  --home-muted: #aaaab3;
  --home-accent: var(--primary-hover);
  --home-action: #b9560a; /* White button text: 4.77:1 contrast. */
  --home-radius: 6px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --home-width: 1200px;
  --home-gutter: 32px;
  --home-font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-family: var(--home-font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--home-text);
  background: var(--home-bg);
  min-height: 100vh;
  height: auto;
  display: flex;
  flex-direction: column;
  overflow-x: visible;
}
.home-page :where(a, button) {
  -webkit-tap-highlight-color: transparent;
  transition: color 150ms ease, background-color 150ms ease, border-color 150ms ease;
}
.home-container, .home-page .header-wrapper, .home-page .footer-container {
  width: min(var(--home-width), calc(100% - var(--home-gutter) * 2));
  max-width: none;
  margin-inline: auto;
  padding-inline: 0;
}
.home-page .main-content { min-height: 0; flex: 1; }
.home-page > header { background: var(--home-surface); border-bottom-color: var(--home-border-soft); }
.home-page .header-wrapper { height: 68px; gap: var(--space-6); }
.home-page .header-logo { height: 30px; margin-right: var(--space-3); }
.home-page .brand { font-size: 19px; letter-spacing: 0.7px; font-weight: 650; }
.home-page .brand-container { flex-shrink: 0; }
.home-page .navbar-container { flex: 1; justify-content: space-between; gap: var(--space-5); }
.home-page .main-nav { gap: var(--space-1); }
.home-page .nav-item {
  font: 500 14px/1.4 var(--home-font);
  letter-spacing: 0;
  padding: 10px 12px;
  border-radius: var(--home-radius);
  color: #c7c7ce;
}
.home-page .nav-item:after { content: none; }
.home-page .nav-item:hover, .home-page .nav-item[aria-expanded="true"] { color: var(--home-text); background: var(--home-surface-hover); }
.home-page :is(.nav-icon, .auth-btn > i) { display: none; }
.home-page .dropdown-arrow { font-size: 10px; margin-left: var(--space-1); }
.home-page .auth-container { gap: var(--space-2); align-items: center; }
.home-page :is(.auth-btn, .home-button) {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: 9px 16px;
  border: 1px solid transparent;
  border-radius: var(--home-radius);
  font: 600 14px/1.4 var(--home-font);
  text-decoration: none;
}
.home-page :is(.register-btn, .home-button--secondary) { border-color: var(--home-border); color: var(--home-text); background: transparent; }
.home-page :is(.register-btn, .home-button--secondary):hover { background: var(--home-surface-hover); border-color: #55555e; }
.home-page .login-btn { font-weight: 400; color: #c7c7ce; border-color: transparent; }
.home-page .login-btn:hover { color: var(--home-text); background: var(--home-surface-hover); }
.home-page .dropdown-content { border-color: var(--home-border); border-radius: var(--home-radius); background: var(--home-surface); margin-top: var(--space-2); }
.home-page .dropdown-content a { min-height: 42px; color: #d0d0d6; font-size: 14px; }
.home-page .dropdown-content a img { display: none; }

.hero-section { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: var(--space-8); padding-block: var(--space-8); }
.hero-copy { min-width: 0; }
.tool-kicker { font-size: 12px; font-weight: 500; line-height: 1.5; color: var(--home-muted); }
.hero-copy h1 { font-size: clamp(30px, 3.1vw, 44px); font-weight: 650; line-height: 1.13; letter-spacing: -1.4px; margin-bottom: var(--space-5); }
.hero-subtitle { max-width: 440px; color: #bcbcc5; font-size: 16px; line-height: 1.65; }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.home-page .home-button--primary { background: var(--home-action); color: white; }
.home-page .home-button--primary:hover { background: #ad5208; }
.hero-note { margin-top: var(--space-4); font-size: 12px; color: var(--home-muted); }

.market-preview { min-width: 0; background: var(--home-surface); border: 1px solid var(--home-border); border-radius: var(--home-radius); }
.market-heading { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4); padding: var(--space-4) var(--space-5); }
.market-heading h2 { font-size: 14px; font-weight: 600; }
.market-heading > span, .data-label, .market-benchmark, .price-date, .market-note { font-size: 12px; color: var(--home-muted); font-weight: 400; }
.market-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-5); row-gap: var(--space-2); align-items: center; padding: var(--space-5); border-top: 1px solid var(--home-border-soft); }
.market-part { min-width: 0; }
.market-part h3 { margin-block: var(--space-1); font-size: 15px; font-weight: 600; line-height: 1.5; }
.market-part-link { color: var(--home-text); text-decoration: none; overflow-wrap: anywhere; }
.market-part-link:hover { color: var(--home-accent); text-decoration: underline; text-underline-offset: 3px; }
.market-benchmark { min-height: 19px; }
.market-price { display: flex; flex-direction: column; align-items: flex-end; gap: var(--space-1); }
.price-value { font-size: 27px; line-height: 1.15; letter-spacing: -0.8px; font-weight: 600; font-variant-numeric: tabular-nums; color: var(--home-accent); white-space: nowrap; }
.price-date { font-size: 11px; white-space: nowrap; }
.market-note { padding: var(--space-3) var(--space-5); border-top: 1px solid var(--home-border-soft); font-size: 11px; line-height: 1.6; }

.category-strip { display: flex; align-items: baseline; gap: var(--space-5); border-block: 1px solid var(--home-border-soft); padding-block: var(--space-4); }
.category-strip > span { flex-shrink: 0; }
.category-links { display: flex; flex-wrap: wrap; column-gap: var(--space-5); row-gap: var(--space-2); }
.category-links a { display: inline-flex; align-items: center; min-height: 28px; color: #cdcdd4; font-size: 13px; text-decoration: none; }
.category-links a:hover { color: var(--home-accent); text-decoration: underline; text-underline-offset: 4px; }
.home-tools { padding-block: var(--space-7) var(--space-8); }
.tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tool-module { display: flex; flex-direction: column; align-items: flex-start; padding-inline: var(--space-6); border-left: 1px solid var(--home-border); }
.tool-module:first-child { border: 0; padding-left: 0; }
.tool-module:last-child { padding-right: 0; }
.tool-module h2 { margin-block: var(--space-2) var(--space-3); font-size: 18px; font-weight: 600; line-height: 1.4; }
.tool-module > p:not(.tool-kicker) { color: #bcbcc5; font-size: 14px; max-width: 320px; margin-bottom: var(--space-4); }
.tool-link { display: inline-flex; align-items: center; gap: var(--space-3); min-height: 36px; margin-top: auto; font-size: 14px; font-weight: 500; color: var(--home-accent); text-decoration: none; }
.tool-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.home-page > footer { background: var(--home-bg); border-top-color: var(--home-border-soft); }
.home-page .footer-container { padding-block: var(--space-5); }
.home-page .footer-logo { height: 23px; }
.home-page .footer-brand-text { font-size: 14px; font-weight: 600; }
.home-page .footer-link, .home-page .copyright { font-size: 12px; color: var(--home-muted); opacity: 1; }
.home-page .footer-link:hover { color: var(--home-accent); }
.skip-link { position: fixed; top: -100px; left: var(--home-gutter); z-index: 1100; padding: 12px 16px; background: var(--home-surface); color: var(--home-text); border-radius: var(--home-radius); }
.skip-link:focus { top: var(--space-3); }
.home-page .home-container:focus { outline: none; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

@media (max-width: 1100px) {
  .home-page .header-wrapper { gap: var(--space-5); }
  .home-page .navbar-container { gap: var(--space-3); }
  .home-page .nav-item { padding-inline: 8px; }
  .hero-section { gap: var(--space-6); }
  .market-row { gap: var(--space-4); padding: var(--space-4); }
  .market-heading, .market-note { padding-inline: var(--space-4); }
  .price-value { font-size: 25px; }
}
@media (max-width: 900px) {
  .hero-section { grid-template-columns: 1fr; gap: var(--space-6); padding-block: var(--space-7); }
  .hero-subtitle { max-width: 560px; }
  .hero-copy h1 { font-size: 38px; }
  .market-row { padding: var(--space-5); }
  .market-heading, .market-note { padding-inline: var(--space-5); }
  .category-strip { align-items: flex-start; gap: var(--space-3); flex-direction: column; }
  .tool-module { padding-inline: var(--space-5); }
}
@media (max-width: 768px) {
  .home-page { --home-gutter: 24px; }
  .home-page .header-wrapper { flex-direction: row; height: auto; min-height: 64px; flex-wrap: wrap; gap: 0; padding-block: var(--space-3); }
  .home-page .brand-container { margin: 0; }
  .home-page .navbar-container { width: 100%; flex: 0 0 100%; gap: 0; align-items: stretch; }
  .home-page .main-nav { gap: var(--space-1); align-items: stretch; padding-top: var(--space-4); }
  .home-page .nav-item { min-height: 44px; padding: 12px; border: 0; font-size: 14px; }
  .home-page .auth-container { margin-top: var(--space-3); gap: var(--space-2); flex-direction: row; padding-top: var(--space-3); border-top: 1px solid var(--home-border); }
  .home-page .auth-btn { min-width: 0; }
  .home-page .mobile-toggle { top: 10px; right: calc(var(--home-gutter) - 8px); width: 44px; height: 44px; padding: 12px 10px; border-radius: var(--home-radius); }
  .home-page .mobile-toggle:hover { background: var(--home-surface-hover); }
  .home-page .bar { height: 2px; border-radius: 0; }
  .home-page .dropdown-content { display: none; visibility: visible; opacity: 1; margin: 0; border: 0; border-radius: var(--home-radius); background: var(--home-bg); }
  .home-page .dropdown-content.visible { display: block; }
  .home-page .header-wrapper:has(.mobile-active) { max-height: calc(100dvh - 2px); overflow-y: auto; }
  .home-page .hero-cta .home-button { width: auto; }
  .tool-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .tool-module { padding: var(--space-5) 0 0; border: 0; border-top: 1px solid var(--home-border-soft); }
  .tool-module:first-child { padding-top: 0; }
  .tool-module > p:not(.tool-kicker) { max-width: 560px; margin-bottom: var(--space-2); }
  .home-tools { padding-block: var(--space-6) var(--space-7); }
  .home-page .footer-container { align-items: flex-start; text-align: left; gap: var(--space-3); }
  .home-page .footer-meta { flex-direction: row; flex-wrap: wrap; gap: var(--space-3); }
}
@media (max-width: 480px) {
  .home-page { --home-gutter: 20px; }
  .hero-section { padding-block: var(--space-6); }
  .hero-copy h1 { font-size: 32px; letter-spacing: -0.9px; margin-bottom: var(--space-4); }
  .hero-subtitle { font-size: 15px; }
  .home-page .hero-cta { flex-direction: column; gap: var(--space-2); }
  .home-page .hero-cta .home-button { width: 100%; min-height: 44px; }
  .market-heading { gap: var(--space-2); flex-wrap: wrap; padding: var(--space-3) var(--space-4); }
  .market-row { padding: var(--space-4); gap: var(--space-3); }
  .market-part h3 { font-size: 14px; }
  .market-benchmark { font-size: 11px; }
  .market-price .data-label { font-size: 11px; }
  .price-value { font-size: 23px; }
  .price-date { font-size: 11px; }
  .market-note { padding-inline: var(--space-4); }
  .category-links { column-gap: var(--space-4); row-gap: var(--space-1); }
  .category-links a { min-height: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  .home-page *, .home-page *::before, .home-page *::after { transition: none; scroll-behavior: auto; }
}
/* Keep authenticated navigation bounded without truncating its accessible name. */
.home-page .user-btn { background: var(--home-action); }
.home-page .user-btn:hover { background: #ad5208; }
.home-page .user-btn span { max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Native disclosures keep price history usable with a keyboard and touch. */
.market-history { grid-column: 1 / -1; min-width: 0; margin-top: calc(var(--space-2) * -1); }
.market-history > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  list-style: none;
  cursor: pointer;
  color: var(--home-muted);
  font-size: 12px;
  border-radius: 2px;
}
.market-history > summary::-webkit-details-marker { display: none; }
.market-history > summary::after { content: "⌄"; font-size: 17px; line-height: 1; }
.market-history[open] > summary::after { transform: rotate(180deg); }
.market-history > summary:hover, .market-history[open] > summary { color: var(--home-text); }
.market-history-content { padding-top: var(--space-3); border-top: 1px solid var(--home-border-soft); color: var(--home-muted); font-size: 12px; }
.history-message { margin-bottom: var(--space-3); line-height: 1.6; }
@media (max-width: 480px) {
  .market-history > summary { min-height: 44px; }
}