/* From-scratch homepage: header, pillar nav, footer. Builds on design-system.css tokens. */

body { background: var(--color-surface-alt); }

.ds-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.ds-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}
.ds-wordmark {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-primary-darker);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.ds-wordmark span { color: var(--color-primary); }
.ds-wordmark:hover { text-decoration: none; color: var(--color-primary-darker); }
.ds-header-right { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }
.ds-header-avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; background: var(--color-surface-alt); border: 1px solid var(--color-border); flex-shrink: 0; }
.ds-header-greeting { font-size: 0.9375rem; color: var(--color-muted); }
.ds-btn-sm { padding: 0.5rem 1.125rem; font-size: 0.9375rem; white-space: nowrap; }
.ds-nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: none;
  border: none;
  color: #fff;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 13px 0;
  cursor: pointer;
}

.ds-pillar-nav {
  background: var(--color-primary-darker);
}
.ds-pillar-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.ds-pillar-nav > .container > ul {
  display: flex;
  flex-wrap: wrap;
  position: relative;
}
.ds-pillar-nav li { position: relative; }
.ds-pillar-nav > .container > ul > li > a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 13px 16px;
}
.ds-pillar-nav > .container > ul > li > a:hover { color: #fff; background: rgba(255,255,255,0.08); text-decoration: none; }
.ds-has-dropdown { display: flex; align-items: stretch; }
.ds-caret-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,0.85);
  padding: 0 14px 0 4px;
  cursor: pointer;
}
.ds-caret-btn:hover { color: #fff; }
.ds-caret { font-size: 0.75em; transition: transform 0.15s ease; }
.ds-has-dropdown.ds-dropdown-open .ds-caret { transform: rotate(180deg); }
.ds-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 220px;
  padding: var(--space-2) 0;
  z-index: 20;
}
.ds-has-dropdown.ds-dropdown-open .ds-dropdown { display: block; }
.ds-dropdown li a {
  display: block;
  padding: 10px 18px;
  color: var(--color-body);
  font-size: 0.9375rem;
  text-decoration: none;
}
.ds-dropdown li a:hover { background: var(--color-surface-alt); color: var(--color-primary-dark); }

.ds-main { padding: var(--space-6) 0 var(--space-7); }

/* Market teaser */
.ds-market-teaser {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-5);
  align-items: stretch;
  margin-top: var(--space-6);
}
.ds-search-wrap { position: relative; }
.ds-search-box { display: flex; gap: var(--space-2); margin-top: var(--space-4); }
.ds-search-box input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-sans);
}
.ds-search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 56px;
  margin-top: 4px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  list-style: none;
  padding: var(--space-2) 0;
  z-index: 30;
  max-height: 320px;
  overflow-y: auto;
}
.ds-search-results li {
  padding: 10px 16px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
}
.ds-search-results li:hover { background: var(--color-surface-alt); }
.ds-search-results li strong { color: var(--color-ink); flex-shrink: 0; }
.ds-search-results li span { color: var(--color-muted); font-size: 0.875rem; text-align: right; }
.ds-gainers-table { width: 100%; border-collapse: collapse; margin-top: var(--space-3); }
.ds-gainers-table td { padding: 0; font-size: 0.9375rem; border-bottom: 1px solid var(--color-border); }
.ds-gainers-table td:last-child { width: 1%; white-space: nowrap; }
.ds-gainers-table tr:last-child td { border-bottom: none; }
.ds-gainers-table tr:hover { background: var(--color-surface-alt); }
.ds-row-link { display: block; padding: 9px 4px; color: inherit; text-decoration: none; }
.ds-row-link:hover { color: inherit; text-decoration: none; }
.ds-row-link:hover .sym { color: var(--color-primary-dark); text-decoration: underline; }
.ds-gainers-table .sym { font-weight: 700; color: var(--color-primary); }
.ds-gainers-table .name { color: var(--color-muted); font-size: 0.8125rem; }
.ds-row-link-end { display: flex; align-items: center; justify-content: flex-end; gap: 10px; font-weight: 700; color: var(--color-accent-dark); }
.ds-row-chevron { font-size: 0.75em; color: var(--color-muted); }
.ds-trader-row { display: flex; align-items: center; }
.ds-trader-avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; margin-right: 10px; flex-shrink: 0; background: var(--color-surface-alt); }

/* Compact leaderboard teaser (replaces the always-on tall sidebar) */
.ds-leaders-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-3); margin-top: var(--space-4); }
.ds-leader-pill { display: flex; align-items: center; gap: var(--space-3); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-3); }
.ds-leader-rank { width: 28px; height: 28px; border-radius: 50%; background: var(--color-primary-50); color: var(--color-primary-dark); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.8125rem; flex-shrink: 0; }
.ds-leader-name { font-weight: 600; font-size: 0.9375rem; }
.ds-leader-profit { color: var(--color-accent-dark); font-weight: 700; font-size: 0.8125rem; }

/* Footer */
.ds-footer { background: var(--color-primary-darker); color: rgba(255,255,255,0.7); margin-top: var(--space-7); padding: var(--space-7) 0 var(--space-5); }
.ds-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-6); padding-bottom: var(--space-6); border-bottom: 1px solid rgba(255,255,255,0.12); }
.ds-footer-tagline { font-size: 0.875rem; margin-top: var(--space-3); max-width: 280px; }
.ds-footer h5 { color: #fff; font-size: 0.9375rem; margin-bottom: var(--space-3); }
.ds-footer a { display: block; color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.875rem; margin-bottom: 10px; }
.ds-footer a:hover { color: #fff; text-decoration: underline; }
.ds-footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3); padding-top: var(--space-5); font-size: 0.8125rem; }
.ds-footer-external a { display: inline-block; margin: 0 var(--space-2); }

@media (max-width: 900px) {
  .ds-market-teaser { grid-template-columns: 1fr; }
  .ds-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  .ds-nav-toggle { display: flex; }
  .ds-pillar-nav > .container > ul {
    display: none;
    flex-direction: column;
    padding-bottom: var(--space-3);
  }
  .ds-pillar-nav.ds-nav-open > .container > ul { display: flex; }
  .ds-has-dropdown { flex-wrap: wrap; }
  .ds-dropdown { position: static; box-shadow: none; display: block; padding-left: var(--space-4); width: 100%; order: 1; }
}
@media (max-width: 560px) {
  .ds-footer-grid { grid-template-columns: 1fr; }
  .ds-header-greeting { display: none; }
  .ds-header-row { flex-wrap: wrap; gap: var(--space-2); }
  .ds-btn-sm { padding: 0.45rem 0.85rem; font-size: 0.875rem; }
}