.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 15, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .topbar {
  background: rgba(245, 245, 245, 0.85);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 68px;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.logo-auto {
  color: var(--text);
}

.logo-hub {
  color: var(--accent);
}

.search-box {
  flex: 1;
  max-width: 640px;
  display: flex;
  align-items: center;
  background: var(--input-bg);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 0;
  padding-left: 14px;
  height: 44px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box:has(input:focus) {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.15);
}

.search-box .search-icon {
  width: 18px;
  height: 18px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.search-box input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  font-size: 14px;
  color: var(--text);
  padding: 0 10px;
}

.search-box input::placeholder {
  color: var(--text-secondary);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 40px;
  padding: 0 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.saved-btn {
  color: var(--text);
  border: none;
  background: transparent;
  padding: 8px;
  gap: 4px;
}

.saved-btn:hover {
  background: var(--surface-hover);
}

.saved-btn svg {
  width: 20px;
  height: 20px;
}

#savedCount {
  font-size: 14px;
  font-weight: 600;
}

.login-btn {
  color: var(--text);
  border: 1px solid var(--border-light);
  background: transparent;
}

.login-btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.user-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface-hover);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.sell-btn {
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
  border: none;
}

.sell-btn svg {
  width: 16px;
  height: 16px;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.2s;
}

.theme-toggle:hover {
  background: var(--surface-hover);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

.account-menu-btn {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.2s;
}

.account-menu-btn:hover {
  background: var(--surface-hover);
}

.account-menu-btn svg {
  width: 18px;
  height: 18px;
}

.mobile-search-btn {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s;
}

.mobile-search-btn:hover {
  background: var(--surface-hover);
}

.mobile-search-btn svg {
  width: 18px;
  height: 18px;
}

.theme-icon-sun {
  display: none;
}

.theme-icon-moon {
  display: block;
}

[data-theme="dark"] .theme-icon-sun,
[data-theme="light"] .theme-icon-moon {
  display: block;
}

[data-theme="dark"] .theme-icon-moon,
[data-theme="light"] .theme-icon-sun {
  display: none;
}

.layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 24px;
  padding-top: 24px;
  padding-bottom: 48px;
}

.saved-page {
  padding-top: 24px;
  padding-bottom: 48px;
}

.content,
.profile-main {
  container-type: inline-size;
  container-name: listing-area;
}

.site-footer {
  margin-top: auto;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 20px;
  align-items: start;
}

.footer-col h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
}

.footer-col p {
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.footer-col a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  padding-top: 16px;
  border-top: 1px solid var(--border);
}