/* Shared site chrome: header, model search dialog and footer for every page,
 * the homepage included (templates/public/_nav.html), plus the console and
 * auth layouts. Colours, type and spacing come from tokens.css. */

.skip-link {
  position: absolute;
  top: -90px;
  left: 16px;
  z-index: 100;
  padding: 12px;
  background: var(--tr-color-accent-base);
  color: var(--tr-color-accent-ink);
}

.skip-link:focus {
  top: 12px;
}

/* Header */

.trnav {
  background: var(--tr-color-surface-bg);
  color: var(--tr-color-text-primary);
  font-family: var(--tr-font-family-sans);
}

.trnav .tbar {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 28px;
  height: var(--tr-space-header-height);
  padding-inline: max(24px, calc((100vw - 1280px) / 2));
  border-bottom: 1px solid var(--tr-color-line-rule-soft);
  background: var(--tr-color-surface-bg);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--tr-color-text-primary);
  text-decoration: none;
}

.brand-link img {
  width: 30px;
  height: 30px;
}

.brand-link .brand-word {
  font-size: inherit;
  letter-spacing: inherit;
}

.trnav .search {
  display: flex;
  flex: none;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  width: 220px;
  height: 42px;
  padding: 0 10px;
  border: 1px solid var(--tr-color-line-control);
  border-radius: var(--tr-radius-control);
  background: var(--tr-color-surface-control);
  color: var(--tr-color-text-tertiary);
  font: 400 13px/1 var(--tr-font-family-sans);
  cursor: pointer;
}

.trnav .search:hover {
  border-color: var(--tr-color-line-strong);
  color: var(--tr-color-text-primary);
}

.trnav .search svg {
  flex: none;
  width: 18px;
  height: 18px;
  color: var(--tr-color-text-tertiary);
}

/* The full label stays in the accessibility tree while the visible words shrink on phones. */
.trnav .search .search-name {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.trnav .search kbd {
  margin-left: auto;
  padding: 3px 5px;
  border: 1px solid var(--tr-color-line-rule);
  border-radius: var(--tr-radius-kbd);
  color: var(--tr-color-text-tertiary);
  font: 500 11px/1 var(--tr-font-family-mono);
}

.trnav nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
}

.trnav nav a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  color: var(--tr-color-text-secondary);
  font: 500 15px/1 var(--tr-font-family-sans);
  text-decoration: none;
}

.trnav nav a:hover {
  color: var(--tr-color-text-primary);
}

.trnav .signin {
  flex: none;
  white-space: nowrap;
}

.trnav .menu {
  display: none;
  height: 44px;
  min-width: 44px;
  margin-left: auto;
  padding: 0 12px;
  border: 1px solid var(--tr-color-line-control);
  border-radius: var(--tr-radius-control);
  background: none;
  color: var(--tr-color-accent-base);
  font: 500 13px var(--tr-font-family-sans);
}

.homepage-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

/* The dot shows only while the status feed is fresh and up. Every other
   state (degraded, down, unknown, delayed, failed refresh, before the first
   fetch, no JS) hides it; the Status link stays in place and /status explains. */
.homepage-status-dot {
  display: none;
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.homepage-status[data-state="up"] .homepage-status-dot {
  display: block;
  background: var(--tr-color-status-up);
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--tr-color-status-up) 20%, transparent),
    0 0 10px color-mix(in srgb, var(--tr-color-status-up) 60%, transparent);
}

@keyframes status-pulse {
  0%, 100% { box-shadow: 0 0 0 2px color-mix(in srgb, var(--tr-color-status-up) 25%, transparent), 0 0 8px color-mix(in srgb, var(--tr-color-status-up) 60%, transparent); }
  50% { box-shadow: 0 0 0 6px transparent, 0 0 14px color-mix(in srgb, var(--tr-color-status-up) 80%, transparent); }
}

@media (prefers-reduced-motion: no-preference) {
  .homepage-status[data-state="up"] .homepage-status-dot {
    animation: status-pulse var(--tr-duration-pulse) ease-in-out infinite;
  }
}

@media (max-width: 1200px) {
  .trnav .tbar { gap: 20px; }
  .trnav nav { gap: 12px; }

  .trnav .search {
    display: flex;
    flex: 1 1 120px;
    width: auto;
    min-width: 0;
    max-width: 360px;
    height: 44px;
    padding: 0 12px;
    font-size: 14px;
  }

  .trnav .search span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .trnav .search kbd { display: none; }
}

@media (min-width: 881px) and (max-width: 1200px) and (pointer: fine) {
  .trnav .search kbd { display: inline-block; }
}

@media (max-width: 880px) {
  .trnav .tbar {
    gap: 10px;
    height: var(--tr-space-header-height-880);
    padding-inline: 24px;
  }

  .trnav nav {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--tr-color-line-control);
    background: var(--tr-color-surface-control);
  }

  .trnav nav.open { display: flex; }

  .trnav nav a {
    min-height: 44px;
    padding: 16px 0;
  }

  .trnav .search { max-width: none; }
  .trnav .signin { margin-left: 0; }

  .trnav .menu {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-left: 0;
  }

  html.js-off .trnav .tbar { flex-wrap: wrap; height: auto; padding-bottom: 10px; row-gap: 6px; }
  html.js-off .trnav nav { display: flex; position: static; flex-direction: row; flex-wrap: wrap; flex-basis: 100%; gap: 4px 18px; padding: 0; border: 0; background: transparent; }
  html.js-off .trnav nav a { min-height: 40px; padding: 8px 0; }
  html.js-off .trnav .menu { display: none; }
}

@media (max-width: 600px) {
  .trnav .tbar { gap: 14px; padding-inline: 20px; }
  .brand-link { gap: 9px; font-size: 17px; }
  .brand-link img { width: 25px; height: 25px; }
  .brand-link > span { display: none; }
  .trnav .menu { width: 44px; padding: 0; }
  .trnav .menu > span { display: none; }
  .trnav .signin.button-primary { min-height: 44px; padding: 0 14px; font-size: 14px; }
}

@media (max-width: 480px) {
  .trnav .menu { margin-left: 0; }
  .trnav .search-count { display: none; }
}

@media (max-width: 360px) {
  .trnav .menu { margin-left: auto; }
  .trnav .search { gap: 8px; padding: 0 10px; font-size: 13px; }
  .trnav .search-verb { display: none; }
  .trnav .search-noun { text-transform: capitalize; }
}

/* Buttons shared with the homepage */

.button.button-primary,
.button.button-secondary {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: var(--tr-radius-control);
  font: 550 16px/1.4 var(--tr-font-family-sans);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.button.button-primary {
  background: var(--tr-color-accent-base);
  color: var(--tr-color-accent-ink);
}

.button.button-primary:hover {
  background: var(--tr-color-accent-hover);
  color: var(--tr-color-accent-ink);
}

.button.button-secondary {
  border-color: var(--tr-color-line-strong);
  background: var(--tr-color-surface-overlay-button);
  color: var(--tr-color-link-base);
}

.button.button-secondary:hover {
  background: var(--tr-color-surface-hover);
  border-color: var(--tr-color-line-strong);
}

/* Model search dialog */

#model-search {
  width: min(560px, calc(100% - 32px));
  max-height: 80vh;
  padding: 28px;
  border: 1px solid var(--tr-color-line-control);
  border-radius: var(--tr-radius-dialog);
  background: var(--tr-color-surface-control);
  color: var(--tr-color-text-primary);
}

#model-search::backdrop {
  background: rgb(0 0 0 / 73%);
  backdrop-filter: blur(4px);
}

.search-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.search-head h2 {
  margin: 0;
  font-size: 26px;
}

.search-head button {
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--tr-color-line-control);
  border-radius: var(--tr-radius-control);
  background: none;
  color: var(--tr-color-text-primary);
  font-size: 24px;
}

#model-search label {
  display: block;
  margin-bottom: 8px;
  color: var(--tr-color-text-secondary);
  font-size: 13px;
}

#model-search input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--tr-color-line-control);
  border-radius: var(--tr-radius-control);
  background: var(--tr-color-surface-bg);
  color: var(--tr-color-text-primary);
}

.search-note,
#search-count {
  color: var(--tr-color-text-tertiary);
  font-size: 12px;
}

.search-note a {
  color: var(--tr-color-link-base);
}

#search-results a {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 64px;
  padding: 12px 0;
  border-bottom: 1px solid var(--tr-color-line-rule);
  color: var(--tr-color-text-primary);
  font-size: 15px;
}

#search-results a:hover {
  background: var(--tr-color-surface-hover);
}

#search-results a:focus-visible {
  outline-offset: -3px !important;
}

#search-results .model-lab-icon {
  width: 30px;
  height: 30px;
  border-radius: var(--tr-radius-image);
  object-fit: contain;
}

#search-results .model-label {
  min-width: 0;
  overflow-wrap: anywhere;
}

#search-results small {
  display: block;
  color: var(--tr-color-text-tertiary);
  font: 11px/1.6 var(--tr-font-family-mono);
}

#search-retry {
  padding: 10px 14px;
  border: 1px solid var(--tr-color-line-control);
  border-radius: var(--tr-radius-control);
  background: var(--tr-color-surface-hover);
  color: var(--tr-color-text-primary);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--tr-color-line-rule);
  background: var(--tr-color-surface-bg-deep);
}

.trft {
  max-width: 1280px;
  margin-inline: auto;
  padding: 8px 60px 24px;
  color: var(--tr-color-text-primary);
  font-family: var(--tr-font-family-sans);
}

.trft .cols {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px 28px;
  padding: 32px 0 28px;
}

.trft .brand {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 36px;
}

.trft .brand-link {
  font-size: 18px;
}

.trft .brand img {
  width: auto;
  height: 22px;
}

.trft .col {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.trft .col h3 {
  margin: 0 0 4px;
  color: var(--tr-color-text-quaternary);
  font: 500 12px/1.3 var(--tr-font-family-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trft .footer-links {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-top: 9px;
}

.trft .col a {
  color: var(--tr-color-text-tertiary);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
}

.trft .col a.hot {
  color: var(--tr-color-text-primary);
}

.trft .col a:hover {
  color: var(--tr-color-text-primary);
  text-decoration: underline;
}

.trft .base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0 0;
  border-top: 1px solid var(--tr-color-line-rule-soft);
  color: var(--tr-color-text-tertiary);
  font: 400 12px/1 var(--tr-font-family-mono);
}

.trft .base .r {
  display: flex;
  align-items: center;
  gap: 18px;
}

.trft .base a {
  color: var(--tr-color-text-secondary);
  text-decoration: none;
}

.trft .base .r .back-top-control {
  order: 5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  min-width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--tr-color-line-rule);
  border-radius: var(--tr-radius-round);
  color: var(--tr-color-text-tertiary);
}

.trft .back-top-control:hover {
  border-color: var(--tr-color-line-strong);
  color: var(--tr-color-text-primary);
}

.mobile-disclosure {
  min-width: 0;
  margin: 0;
  border: 0;
}

.mobile-disclosure > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 56px;
  padding: 16px 20px;
  color: var(--tr-color-link-base);
  font-size: 16px;
  line-height: 1.5;
  list-style: none;
  cursor: pointer;
}

.mobile-disclosure > summary::-webkit-details-marker {
  display: none;
}

.mobile-disclosure > summary .disclosure-indicator {
  flex: none;
  color: var(--tr-color-accent-base);
  font: 400 23px/1 var(--tr-font-family-sans);
}

.mobile-disclosure[open] > summary .disclosure-indicator {
  transform: rotate(45deg);
}

.disclosure-body {
  min-width: 0;
}

.trft .footer-disclosure {
  display: block;
}

@media (min-width: 601px) {
  .trft .footer-disclosure > summary { min-height: 0; padding: 0; }
  .disclosures-ready .footer-disclosure > summary { pointer-events: none; }
  .disclosures-ready .footer-disclosure .disclosure-indicator { display: none; }
}

@media (max-width: 1200px) {
  .trft { padding-inline: 40px; }
}

@media (max-width: 880px) {
  .trft .cols { grid-template-columns: repeat(3, 1fr); }
  .trft .brand { flex-wrap: wrap; gap: 24px; }
}

@media (max-width: 700px) {
  .trft { padding-top: 24px; padding-bottom: 16px; }
  .trft .cols { gap: 0; padding: 0 0 12px; }
  .trft .brand { align-items: flex-start; margin-bottom: 16px; }
  .trft .col h3 { font-size: 13px; }
  .trft .footer-links { gap: 0; }
  .trft .footer-links a { min-height: 44px; line-height: 1.5; }
  .trft .footer-disclosure > summary { min-height: 48px; padding: 10px 0; }
  .trft .base { gap: 6px; padding-top: 12px; }
  .trft .base .r { flex-wrap: wrap; gap: 18px; }
  .trft .base .r a { display: inline-flex; align-items: center; min-height: 44px; }
}

@media (max-width: 600px) {
  .trft { padding-inline: 20px; }
  .trft .cols { grid-template-columns: 1fr; }
  .trft .brand { display: block; }
  .trft .footer-disclosure { border-top: 1px solid var(--tr-color-line-rule); }
  .trft .footer-disclosure:last-child { border-bottom: 1px solid var(--tr-color-line-rule); }
  .trft .footer-disclosure h3 { margin: 0; color: var(--tr-color-text-primary); font-size: 12px; }
  .trft .footer-links { padding: 0 4px 16px; }
  .trft .footer-links a { display: flex; align-items: center; padding-block: 10px; font-size: 14px; }
  .trft .base { font-size: 11px; }
  .trft .base .r { width: 100%; gap: 14px; }
  .trft .base .r .back-top-control { margin-left: auto; }
}

@media (max-width: 360px) {
  .trft .base .r { gap: 8px; font-size: 11px; }
}

/* Sign-in dialog: provider logos on white tiles, and the sign-up / sign-in
   mode switch. The dialog box itself is styled by dashboard.css (public
   pages) and homepage/application.css (homepage); these rules apply on both. */
.signin-modal .signin-btn { width: 100%; font: inherit; font-size: 15px; text-align: left; text-decoration: none; cursor: pointer; }
.signin-modal .signin-btn .signin-logo { display: inline-grid; place-items: center; flex-shrink: 0; width: 28px; height: 28px; border: 0; border-radius: 6px; background: #fff; }
.signin-modal .signin-btn .signin-logo img { display: block; width: 18px; height: 18px; object-fit: contain; }
.signin-modal .signin-switch { margin: 18px 0 0; color: var(--tr-color-text-secondary); font-size: 14px; }
.signin-modal .signin-switch-btn { padding: 0; border: 0; background: none; color: var(--tr-color-text-primary); font: inherit; font-weight: var(--tr-font-weight-semibold); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.signin-modal .signin-switch-btn:focus-visible { border-radius: 2px; outline: 2px solid var(--tr-color-focus); outline-offset: 3px; }