.benchmark-arena-page {
  --arena-bg: #080706;
  --arena-bg-2: #14100d;
  --arena-surface: rgba(27, 22, 18, 0.76);
  --arena-surface-2: rgba(42, 32, 24, 0.7);
  --arena-card: rgba(255, 125, 31, 0.075);
  --arena-border: rgba(255, 139, 42, 0.28);
  --arena-border-strong: rgba(255, 139, 42, 0.52);
  --arena-orange: #ff8a1f;
  --arena-orange-2: #ffb15f;
  --arena-text: #fff8f0;
  --arena-muted: rgba(255, 248, 240, 0.72);
  --arena-dim: rgba(255, 248, 240, 0.54);
  --arena-shadow: 0 28px 90px rgba(0, 0, 0, 0.46), 0 0 42px rgba(255, 122, 25, 0.13);
  --arena-soft-shadow: 0 18px 44px rgba(0, 0, 0, 0.28);
  background: var(--arena-bg);
  color: var(--arena-text);
  min-height: 100vh;
}

html[data-theme="light"] .benchmark-arena-page,
.benchmark-arena-page[data-theme="light"] {
  --arena-bg: #f7f7f5;
  --arena-bg-2: #ffffff;
  --arena-surface: rgba(255, 255, 255, 0.88);
  --arena-surface-2: rgba(250, 250, 247, 0.94);
  --arena-card: rgba(255, 255, 255, 0.92);
  --arena-border: rgba(30, 30, 30, 0.08);
  --arena-border-strong: rgba(255, 128, 31, 0.28);
  --arena-orange: #f97316;
  --arena-orange-2: #fb923c;
  --arena-text: #151515;
  --arena-muted: rgba(20, 20, 20, 0.68);
  --arena-dim: rgba(20, 20, 20, 0.5);
  --arena-shadow: 0 28px 70px rgba(20, 20, 20, 0.11), 0 1px 0 rgba(255, 255, 255, 0.86) inset;
  --arena-soft-shadow: 0 16px 34px rgba(20, 20, 20, 0.1);
  background: #f7f7f5;
}

.benchmark-arena-page::before,
.benchmark-arena-page::after {
  content: '';
  position: fixed;
  inset: auto auto 8% -10%;
  width: 44vw;
  height: 44vw;
  pointer-events: none;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 123, 31, 0.24), rgba(255, 123, 31, 0.08) 38%, transparent 68%);
  filter: blur(28px);
  z-index: 0;
}

.benchmark-arena-page::after {
  inset: 10% -14% auto auto;
  background: radial-gradient(circle, rgba(255, 177, 95, 0.18), rgba(255, 123, 31, 0.08) 38%, transparent 70%);
}

html[data-theme="light"] .benchmark-arena-page::before,
html[data-theme="light"] .benchmark-arena-page::after {
  background: radial-gradient(circle, rgba(249, 115, 22, 0.14), rgba(249, 115, 22, 0.045) 44%, transparent 72%);
  filter: blur(36px);
}

.benchmark-arena-page main,
.benchmark-arena-page .desktop-nav,
.benchmark-arena-page footer {
  position: relative;
  z-index: 1;
}

.benchmark-arena-page .desktop-nav {
  background: rgba(8, 7, 6, 0.68);
  border-bottom: 1px solid var(--arena-border);
  backdrop-filter: blur(20px);
}

html[data-theme="light"] .benchmark-arena-page .desktop-nav {
  background: rgba(255, 255, 255, 0.82);
}

.benchmark-arena-page .nav-logo,
.benchmark-arena-page .nav-link {
  color: var(--arena-text) !important;
}

.benchmark-arena-page .nav-link:hover {
  color: var(--arena-orange) !important;
}

.arena-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.arena-hero {
  position: relative;
  overflow: hidden;
  min-height: 88vh;
  display: grid;
  align-items: center;
  padding: 128px 0 84px;
  background: linear-gradient(140deg, rgba(255, 122, 25, 0.09), transparent 38%), radial-gradient(circle at 52% 10%, rgba(255, 177, 95, 0.11), transparent 35%);
}

.arena-aurora {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 8%, rgba(255, 124, 30, 0.12) 30%, transparent 46%, rgba(255, 177, 95, 0.1) 64%, transparent 82%);
  mask-image: radial-gradient(circle at center, black, transparent 78%);
  animation: arenaAurora 12s ease-in-out infinite alternate;
}

html[data-theme="light"] .arena-hero {
  background: linear-gradient(140deg, rgba(249, 115, 22, 0.08), transparent 40%), radial-gradient(circle at 50% 5%, rgba(255, 255, 255, 0.96), transparent 45%);
}

html[data-theme="light"] .arena-aurora {
  opacity: 0.65;
  background: linear-gradient(115deg, transparent 8%, rgba(249, 115, 22, 0.08) 30%, transparent 46%, rgba(229, 231, 235, 0.62) 64%, transparent 82%);
}

@keyframes arenaAurora {
  from { transform: translate3d(-2%, -1%, 0) scale(1); opacity: 0.7; }
  to { transform: translate3d(2%, 2%, 0) scale(1.06); opacity: 1; }
}

.hero-layout,
.routing-layout,
.battle-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.72fr);
  gap: 34px;
  align-items: center;
}

.arena-hero h1,
.arena-section h2 {
  max-width: 960px;
  margin: 0 0 18px;
  color: var(--arena-text);
  letter-spacing: -0.057em;
  line-height: 0.96;
}

.arena-hero h1 {
  font-size: clamp(3.35rem, 8.2vw, 8.2rem);
}

.arena-section h2 {
  font-size: clamp(2.1rem, 5vw, 4.8rem);
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--arena-orange);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-copy,
.arena-section p,
.section-intro {
  max-width: 820px;
  color: var(--arena-muted);
  font-size: 1.06rem;
  line-height: 1.72;
}

.section-intro {
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.arena-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--arena-border-strong);
  border-radius: 999px;
  color: var(--arena-text);
  text-decoration: none;
  background: rgba(255, 138, 31, 0.08);
  box-shadow: 0 0 26px rgba(255, 138, 31, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.arena-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(255, 138, 31, 0.2);
}

.arena-btn.primary {
  color: #1c0f04;
  border-color: transparent;
  background: linear-gradient(135deg, var(--arena-orange), var(--arena-orange-2));
  font-weight: 900;
}

.card-3d {
  position: relative;
  border: 1px solid var(--arena-border);
  border-radius: 28px;
  background: linear-gradient(145deg, var(--arena-surface), var(--arena-surface-2));
  box-shadow: var(--arena-shadow);
  transform-style: preserve-3d;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
  overflow: hidden;
}

.card-3d::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.14), transparent 32%, rgba(255, 138, 31, 0.08));
}

.card-3d:hover {
  transform: translateY(-8px) perspective(900px) rotateX(1deg);
  border-color: var(--arena-border-strong);
  box-shadow: 0 32px 95px rgba(0, 0, 0, 0.5), 0 0 48px rgba(255, 138, 31, 0.2);
}

html[data-theme="light"] .card-3d:hover {
  box-shadow: 0 30px 70px rgba(20, 20, 20, 0.15), 0 0 0 1px rgba(249, 115, 22, 0.08);
}

.hero-command-card {
  padding: 28px;
}

.live-dot {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--arena-orange);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
}

.live-dot::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--arena-orange);
  box-shadow: 0 0 18px var(--arena-orange);
}

.hero-command-card > strong {
  display: block;
  margin: 18px 0 12px;
  color: var(--arena-text);
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.mini-metrics,
.model-grid,
.usage-grid,
.category-grid,
.formula-grid,
.leader-card-grid {
  display: grid;
  gap: 16px;
}

.mini-metrics {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 22px;
}

.mini-metrics div {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 138, 31, 0.09);
}

.mini-metrics b {
  display: block;
  color: var(--arena-text);
  font-size: 1.6rem;
}

.mini-metrics span {
  color: var(--arena-dim);
  font-size: 0.78rem;
}

.arena-section {
  padding: 92px 0;
}

.arena-section-alt {
  background: linear-gradient(180deg, rgba(255, 138, 31, 0.055), transparent 76%);
}

html[data-theme="light"] .arena-section-alt {
  background: linear-gradient(180deg, rgba(242, 242, 239, 0.9), rgba(255, 255, 255, 0));
}

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

.section-head-row p {
  max-width: 360px;
  margin: 0;
}

.arena-scroller {
  width: 100%;
  overflow: hidden;
  cursor: grab;
  user-select: none;
  touch-action: pan-y;
  padding: 12px 0 24px;
}

.arena-scroller.is-dragging {
  cursor: grabbing;
}

.scroller-track {
  display: flex;
  gap: 18px;
  width: max-content;
  will-change: transform;
}

.scroller-card {
  flex: 0 0 310px;
  min-height: 210px;
  padding: 24px;
}

.scroller-card span,
.agent-pill,
.route-label {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  padding: 7px 11px;
  color: #1c0f04;
  background: linear-gradient(135deg, var(--arena-orange), var(--arena-orange-2));
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scroller-card h3,
.model-card h3,
.usage-card h3,
.category-card h3,
.formula-card h3,
.leader-card h3 {
  position: relative;
  margin: 16px 0 10px;
  color: var(--arena-text);
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.scroller-card strong {
  color: var(--arena-orange-2);
}

.model-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.model-card,
.usage-card,
.category-card,
.formula-card,
.leader-card {
  padding: 24px;
}

.model-topline {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: start;
}

.score-chip {
  position: relative;
  min-width: 62px;
  padding: 10px 12px;
  border-radius: 18px;
  color: #1c0f04;
  background: linear-gradient(135deg, var(--arena-orange), var(--arena-orange-2));
  font-weight: 950;
  text-align: center;
  box-shadow: 0 0 28px rgba(255, 138, 31, 0.22);
}

.model-role {
  color: var(--arena-orange-2) !important;
  font-weight: 850;
}

.model-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 18px 0;
}

.model-detail-grid div,
.best-for,
.routing-examples span,
.factor-list em {
  border: 1px solid var(--arena-border);
  border-radius: 18px;
  background: rgba(255, 138, 31, 0.07);
}

.model-detail-grid div {
  padding: 14px;
}

.model-detail-grid b,
.best-for b,
.category-card b {
  display: block;
  color: var(--arena-text);
  margin-bottom: 6px;
}

.model-detail-grid span {
  color: var(--arena-muted);
  font-size: 0.94rem;
}

.best-for {
  padding: 16px;
}

.best-for ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.best-for li {
  color: var(--arena-muted);
  font-size: 0.92rem;
}

.best-for li::before {
  content: '+ ';
  color: var(--arena-orange);
  font-weight: 900;
}

.matrix-wrap {
  margin-top: 30px;
  overflow: hidden;
}

.matrix-row {
  display: grid;
  grid-template-columns: 0.8fr 1.15fr 1.45fr 1.35fr repeat(6, 0.72fr) 1fr;
  gap: 10px;
  align-items: center;
  padding: 16px;
  color: var(--arena-muted);
  font-size: 0.88rem;
}

.matrix-row + .matrix-row {
  border-top: 1px solid var(--arena-border);
}

.matrix-header {
  color: var(--arena-orange);
  background: rgba(255, 138, 31, 0.09);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.matrix-row strong,
.leader-row span:nth-child(2),
.leader-row strong {
  color: var(--arena-text);
  font-weight: 950;
}

.usage-grid {
  grid-template-columns: repeat(7, minmax(0, 1fr));
  margin-top: 30px;
}

.usage-card {
  min-height: 230px;
}

.usage-card strong,
.leader-card span {
  display: block;
  color: var(--arena-orange);
  font-weight: 950;
  margin-bottom: 10px;
}

.category-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 30px;
}

.factor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.factor-list em {
  padding: 8px 10px;
  color: var(--arena-muted);
  font-style: normal;
  font-size: 0.82rem;
}

.routing-card {
  padding: 26px;
}

.routing-card div {
  position: relative;
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: center;
  padding: 12px 0;
}

.routing-card div + div {
  border-top: 1px solid var(--arena-border);
}

.routing-card span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  color: #1c0f04;
  background: linear-gradient(135deg, var(--arena-orange), var(--arena-orange-2));
  font-weight: 950;
}

.routing-card strong {
  color: var(--arena-text);
}

.routing-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.routing-examples span {
  padding: 10px 12px;
  color: var(--arena-muted);
}

.battle-panel {
  padding: 34px;
}

.battle-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: center;
  padding: 26px;
  border-radius: 24px;
  background: rgba(255, 138, 31, 0.08);
}

.battle-flow span {
  padding: 12px 14px;
  border: 1px solid var(--arena-border-strong);
  border-radius: 16px;
  color: var(--arena-text);
  font-weight: 900;
  background: rgba(255, 255, 255, 0.055);
}

.battle-flow i {
  color: var(--arena-orange);
  font-style: normal;
  font-weight: 950;
}

.formula-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 30px;
}

.formula-card {
  min-height: 176px;
}

.leader-card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 30px;
}

.leader-card h3 {
  font-size: 1.7rem;
}

.leaderboard {
  margin-top: 24px;
  overflow: hidden;
}

.leader-row {
  display: grid;
  grid-template-columns: 80px 1fr 1.35fr 1fr 120px;
  gap: 16px;
  align-items: center;
  padding: 18px 22px;
  color: var(--arena-muted);
}

.leader-row + .leader-row {
  border-top: 1px solid var(--arena-border);
}

.leader-row.header {
  color: var(--arena-orange);
  background: rgba(255, 138, 31, 0.09);
  font-size: 0.76rem;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.philosophy-section {
  text-align: center;
}

.philosophy-card {
  padding: clamp(30px, 6vw, 70px);
}

.philosophy-card h2,
.philosophy-card p {
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 1180px) {
  .usage-grid,
  .formula-grid,
  .leader-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .matrix-wrap {
    overflow-x: auto;
  }

  .matrix-row {
    min-width: 1180px;
  }
}

@media (max-width: 900px) {
  .hero-layout,
  .routing-layout,
  .battle-panel,
  .model-grid,
  .category-grid,
  .model-detail-grid,
  .best-for ul {
    grid-template-columns: 1fr;
  }

  .section-head-row {
    display: block;
  }

  .leader-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .leader-row.header {
    display: none;
  }

  .leader-row span:first-child {
    color: var(--arena-orange);
    font-weight: 950;
  }
}

@media (max-width: 620px) {
  .arena-shell {
    width: min(100% - 22px, 1180px);
  }

  .arena-hero {
    min-height: auto;
    padding: 40px 0 58px;
  }

  .arena-section {
    padding: 64px 0;
  }

  .mini-metrics,
  .usage-grid,
  .formula-grid,
  .leader-card-grid {
    grid-template-columns: 1fr;
  }

  .scroller-card {
    flex-basis: 278px;
  }

  .model-card,
  .usage-card,
  .category-card,
  .formula-card,
  .leader-card,
  .hero-command-card,
  .battle-panel,
  .philosophy-card {
    border-radius: 22px;
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .arena-aurora {
    animation: none;
  }

  .card-3d,
  .arena-btn {
    transition: none;
  }
}