:root {
  color-scheme: light;
  --page: #ffffff;
  --surface: #ffffff;
  --surface-soft: #f4f4f1;
  --text: #0b0b0c;
  --copy: #626267;
  --muted: #929297;
  --accent: #188f87;
  --line: #dcdcd8;
  --track: #ecece8;
  --shadow: 0 18px 54px rgba(20, 20, 20, 0.06);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #000000;
  --surface: #080809;
  --surface-soft: #121213;
  --text: #ffffff;
  --copy: #aaaab0;
  --muted: #77777d;
  --accent: #53d9d0;
  --line: #29292c;
  --track: #171719;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  background: var(--page);
  color: var(--text);
}

body {
  min-height: 100dvh;
}

button,
a {
  font: inherit;
}

.models-page {
  display: grid;
  width: min(1560px, 100%);
  min-height: 100dvh;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: clamp(16px, 2.1vh, 25px);
  margin: 0 auto;
  padding: clamp(18px, 2.4vw, 36px);
}

.models-nav {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.wordmark {
  color: var(--text);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

.wordmark-ai {
  font-style: italic;
}

.models-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.models-theme,
.models-back {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.models-theme {
  width: 38px;
  padding: 0;
}

.models-back {
  gap: 6px;
  padding: 0 15px 0 12px;
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
}

.models-theme:hover,
.models-theme:focus-visible,
.models-back:hover,
.models-back:focus-visible {
  background: var(--surface-soft);
  outline: 0;
}

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

:root[data-theme="light"] .models-theme-sun {
  display: block;
}

.models-header {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  align-items: end;
  gap: clamp(24px, 5vw, 80px);
}

.models-eyebrow {
  margin: 0 0 8px;
  color: #188f87;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

:root[data-theme="dark"] .models-eyebrow {
  color: #53d9d0;
}

.models-header h1 {
  margin: 0;
  font-size: clamp(36px, 4.5vw, 67px);
  font-weight: 560;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.models-intro {
  max-width: 520px;
  margin: 0;
  color: var(--copy);
  font-size: clamp(13px, 1.2vw, 16px);
  line-height: 1.55;
}

.models-header-context {
  position: relative;
  display: grid;
  justify-items: start;
  gap: 10px;
}

.models-methodology summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  list-style: none;
  cursor: pointer;
}

.models-methodology summary::-webkit-details-marker {
  display: none;
}

.models-methodology summary::after {
  content: "+";
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
}

.models-methodology[open] summary::after {
  content: "−";
}

.models-methodology summary:focus-visible {
  border-radius: 4px;
  outline: 2px solid var(--text);
  outline-offset: 4px;
}

.models-methodology-panel {
  position: absolute;
  z-index: 20;
  top: calc(100% + 10px);
  right: 0;
  width: min(440px, calc(100vw - 72px));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 17px 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--copy);
  font-size: 11px;
  line-height: 1.5;
}

.models-methodology-updated,
.models-methodology-caveat {
  margin: 0;
}

.models-methodology-updated {
  color: var(--text);
  font-weight: 650;
}

.models-methodology dl {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.models-methodology dl > div {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 10px;
}

.models-methodology dt {
  color: var(--text);
  font-weight: 700;
}

.models-methodology dd {
  margin: 0;
}

.models-methodology a {
  color: var(--text);
  font-weight: 650;
  text-underline-offset: 2px;
}

.models-methodology-caveat {
  color: var(--muted);
}

.metric-tabs {
  display: none;
}

.metric-grid {
  display: grid;
  min-height: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 1.3vw, 20px);
}

.metric-card {
  display: grid;
  min-height: 0;
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(15px, 2vh, 22px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: clamp(20px, 2.2vw, 30px);
  padding: clamp(18px, 2vw, 30px);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.metric-card-heading {
  display: grid;
  grid-template-columns: 13px minmax(0, 1fr);
  align-items: start;
  gap: 11px;
}

.metric-marker {
  width: 11px;
  height: 11px;
  margin-top: 8px;
  border-radius: 3px;
}

.metric-marker-intelligence,
.metric-marker-speed,
.metric-marker-cost {
  background: var(--text);
}

.metric-card h2 {
  margin: 0;
  font-size: clamp(19px, 1.8vw, 27px);
  font-weight: 650;
  letter-spacing: -0.04em;
}

.metric-card-heading p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: clamp(10px, 0.9vw, 12px);
  line-height: 1.4;
}

.metric-bars {
  display: grid;
  min-height: 0;
  align-content: stretch;
  gap: 5px;
}

.metric-row {
  display: grid;
  min-height: 0;
  grid-template-columns: minmax(84px, 0.84fr) minmax(75px, 1.16fr) auto;
  align-items: center;
  gap: 9px;
  border: 0;
  border-radius: 11px;
  padding: 4px 5px;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: background 120ms ease, transform 120ms ease;
}

.metric-row:hover,
.metric-row:focus-visible,
.metric-row.is-selected {
  background: var(--surface-soft);
  outline: 0;
}

.metric-row:active {
  transform: scale(0.99);
}

:root[data-theme="dark"] .metric-row[data-model-id="glm"] {
  --model-colour: #f2c94c !important;
}

.metric-row-label {
  display: grid;
  min-width: 0;
  grid-template-columns: 8px minmax(0, 1fr);
  align-items: center;
  gap: 7px;
}

.metric-row-dot {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--model-colour);
}

.metric-row-name {
  overflow: hidden;
  font-size: clamp(10px, 0.92vw, 12px);
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.metric-track {
  position: relative;
  height: 9px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--track);
}

.metric-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--metric-width);
  min-width: 4px;
  border-radius: inherit;
  background: var(--model-colour);
  transform: scaleX(0);
  transform-origin: left;
  animation: metric-grow 520ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes metric-grow {
  to { transform: scaleX(1); }
}

.metric-value {
  min-width: 40px;
  color: var(--text);
  font-size: clamp(10px, 0.95vw, 13px);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  text-align: right;
}

.metric-row.is-unmeasured {
  cursor: default;
}

.metric-row.is-unmeasured .metric-row-dot,
.metric-row.is-unmeasured .metric-track {
  opacity: 0.36;
}

.metric-row.is-unmeasured .metric-value {
  color: var(--muted);
  font-size: 9px;
  font-weight: 600;
}

.metric-loading {
  display: grid;
  align-content: stretch;
  gap: 7px;
}

.metric-loading span {
  min-height: 28px;
  border-radius: 9px;
  background: linear-gradient(90deg, var(--surface-soft), var(--track), var(--surface-soft));
  background-size: 220% 100%;
  animation: metric-shimmer 1.2s linear infinite;
}

@keyframes metric-shimmer {
  to { background-position: -220% 0; }
}

@media (min-width: 801px) and (min-height: 720px) {
  html,
  body {
    overflow: hidden;
  }
}

@media (max-width: 1040px) {
  .metric-row {
    grid-template-columns: minmax(76px, 0.9fr) minmax(56px, 1.1fr) auto;
    gap: 6px;
  }

  .metric-row-name {
    font-size: 10px;
  }
}

@media (max-width: 800px) {
  .models-page {
    display: flex;
    min-height: 100dvh;
    flex-direction: column;
    gap: 18px;
    padding: max(18px, env(safe-area-inset-top)) 16px max(18px, env(safe-area-inset-bottom));
  }

  .models-header {
    display: block;
  }

  .models-header-context {
    margin-top: 14px;
  }

  .models-header h1 {
    max-width: 520px;
    font-size: clamp(38px, 11vw, 58px);
  }

  .models-intro {
    font-size: 14px;
  }

  .models-methodology {
    width: 100%;
  }

  .models-methodology-panel {
    position: relative;
    top: auto;
    right: auto;
    width: 100%;
    margin-top: 10px;
    box-shadow: none;
  }

  .metric-tabs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 3px;
    background: var(--surface-soft);
  }

  .metric-tabs button {
    min-width: 0;
    min-height: 36px;
    overflow: hidden;
    border: 0;
    border-radius: 999px;
    padding: 0 8px;
    background: transparent;
    color: var(--muted);
    font-size: 11px;
    font-weight: 650;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: pointer;
  }

  .metric-tabs button[aria-selected="true"] {
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  }

  .metric-grid {
    display: block;
    flex: 1;
  }

  .metric-card {
    display: none;
    min-height: min(540px, calc(100dvh - 300px));
    padding: 22px 18px;
  }

  .metric-card.is-active {
    display: grid;
  }

  .metric-row {
    grid-template-columns: minmax(110px, 0.85fr) minmax(90px, 1.15fr) auto;
    gap: 9px;
  }

  .metric-row-name,
  .metric-value {
    font-size: 12px;
  }

}

@media (max-width: 420px) {
  .models-nav {
    min-height: 38px;
  }

  .models-header h1 {
    font-size: 39px;
  }

  .models-intro {
    font-size: 13px;
  }

  .metric-card {
    min-height: 510px;
    border-radius: 24px;
  }

  .metric-row {
    grid-template-columns: minmax(92px, 0.9fr) minmax(70px, 1.1fr) auto;
    gap: 7px;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}