:root {
  --paper: #ffffff;
  --fog: #f5f5f7;
  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --ink-3: #86868b;
  --line: rgba(0, 0, 0, 0.08);
  --line-strong: rgba(0, 0, 0, 0.16);

  --pro: #0071e3;
  --pro-soft: rgba(0, 113, 227, 0.07);
  --pro-line: rgba(0, 113, 227, 0.28);
  --con: #d70015;
  --con-soft: rgba(215, 0, 21, 0.06);
  --con-line: rgba(215, 0, 21, 0.26);

  --font:
    'TASA Explorer', -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-pill: 980px;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

html::-webkit-scrollbar {
  display: none;
}

body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--pro);
  outline-offset: 2px;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

.nav {
  position: sticky;
  top: 12px;
  margin-top: 12px;
  z-index: 100;
  padding: 0 16px;
}

.nav-inner {
  position: relative;
  width: fit-content;
  margin: 0 auto;
  height: 56px;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  border-radius: var(--r-pill);

  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.12) 0%,
      rgba(255, 255, 255, 0.04) 45%,
      rgba(255, 255, 255, 0.07) 100%
    );
  -webkit-backdrop-filter: saturate(180%) blur(40px);
  backdrop-filter: saturate(180%) blur(40px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    inset 0 1px 8px rgba(255, 255, 255, 0.12),
    inset 0 -1px 0 rgba(255, 255, 255, 0.06),
    0 10px 40px rgba(0, 0, 0, 0.28);
  background-clip: padding-box;
  transition:
    background 0.4s ease,
    border-color 0.4s ease,
    box-shadow 0.4s ease;
}

.nav.scrolled .nav-inner {
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.65) 0%, rgba(255, 255, 255, 0.45) 100%);
  border-color: rgba(255, 255, 255, 0.85);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    inset 0 -1px 0 rgba(255, 255, 255, 0.35),
    0 12px 40px rgba(0, 0, 0, 0.12);
}

.nav-brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  transition: color 0.4s ease;
}

.nav-brand img {
  height: 30px;
  width: auto;
  border-radius: 5px;
}

.nav.scrolled .logo-invert {
  filter: invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
}

.nav-links a {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 16px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.82);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
  white-space: nowrap;
  transition: color 0.25s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: #fff;
}

.nav.scrolled .nav-links a {
  color: var(--ink);
  text-shadow: none;
}

.nav.scrolled .nav-links a:hover,
.nav.scrolled .nav-links a:focus-visible {
  color: var(--ink);
}

.nav-cta {
  position: relative;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  background: #fff;
  border-radius: var(--r-pill);
  padding: 8px 18px;
  transition:
    background 0.4s ease,
    color 0.4s ease,
    transform 0.15s ease;
}

.nav-cta:hover {
  background: var(--ink);
  color: #fff;
}

.nav.scrolled .nav-cta {
  background: var(--ink);
  color: #fff;
}

.nav.scrolled .nav-cta:hover {
  background: #fff;
  color: var(--ink);
}

.nav-cta:active {
  transform: scale(0.97);
}

.nav-toggle {
  position: relative;
  z-index: 2;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  min-width: 44px;
  min-height: 44px;
  border-radius: 50%;
}

.nav-toggle::before {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  opacity: 0;
  transform: scale(0.5);
  transition:
    opacity 0.3s ease,
    transform 0.45s var(--ease-bounce);
}

.nav-toggle span {
  position: relative;
  width: 22px;
  height: 2.5px;
  border-radius: 2px;
  background: #fff;
  transform-origin: center;
  transition:
    background 0.4s ease,
    transform 0.4s var(--ease-bounce),
    opacity 0.2s ease;
  will-change: transform;
}

.nav.scrolled .nav-toggle span {
  background: var(--ink);
}

.nav.scrolled .nav-toggle::before {
  border-color: rgba(0, 0, 0, 0.28);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0.3);
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

.nav-toggle.open::before {
  opacity: 1;
  transform: scale(1);
}

.nav-link-idx,
.nav-link-arrow {
  display: none;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--r-pill);
  font-weight: 500;
  transition:
    background 0.2s ease,
    color 0.35s ease,
    border-color 0.2s ease,
    transform 0.15s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn-lg {
  padding: 13px 28px;
  font-size: 0.95rem;
}

.btn-white:hover {
  background: var(--ink);
  color: #fff;
}

.btn-ghost:hover {
  background: #fff;
  color: var(--ink);
}

.btn-white {
  background: #fff;
  color: var(--ink);
}

.btn-ghost {
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.32);
}



.hero {
  position: relative;
  isolation: isolate;
  z-index: 1;
  overflow: hidden;
  margin-top: -68px;
  padding: 176px 0 96px;
  text-align: center;
  background: #0b0b10;
  border-radius: 0 0 64px 64px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;

  background: linear-gradient(
    180deg,
    rgba(8, 8, 12, 0.7) 0%,
    rgba(8, 8, 12, 0.42) 42%,
    rgba(8, 8, 12, 0.86) 88%,
    #0b0b10 100%
  );
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.7rem, 2rem + 3.6vw, 4.1rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: #fff;
  max-width: 15ch;
  margin: 0 auto 20px;
}

.hero-sub {
  font-size: clamp(1.02rem, 0.95rem + 0.4vw, 1.18rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.74);
  max-width: 56ch;
  margin: 0 auto 34px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  flex-wrap: wrap;
}

.scoreboard-wrap {
  max-width: 660px;
  margin: 84px auto 0;
  text-align: left;
}

.scoreboard {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 26px 30px 22px;
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.04);
}

.sb-corners {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 14px;
}

.sb-corner {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sb-corner.right {
  align-items: flex-end;
}

.sb-corner-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.sb-corner-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
}

.sb-chip {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border-radius: var(--r-pill);
  border: 1px solid;
}

.sb-chip.for {
  color: var(--pro);
  background: var(--pro-soft);
  border-color: var(--pro-line);
}

.sb-chip.against {
  color: var(--con);
  background: var(--con-soft);
  border-color: var(--con-line);
}

.sb-vs {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--fog);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-2);
}

.sb-topic {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  text-align: center;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
}

.sb-topic::before {
  content: "“";
  color: var(--ink-3);
}

.sb-topic::after {
  content: "”";
  color: var(--ink-3);
}

.sb-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 20px;
}

.sb-rounds {
  display: flex;
  align-items: center;
  gap: 7px;
}

.sb-pip {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line-strong);
}

.sb-pip.done {
  background: var(--ink);
}

.sb-pip.next {
  background: transparent;
  border: 1.5px solid var(--line-strong);
}

.sb-round-label {
  margin-left: 4px;
  font-size: 0.78rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.sb-typing {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  color: var(--ink-3);
}

.sb-typing .dots {
  display: inline-flex;
  gap: 3px;
}

.sb-typing .dots span {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ink-3);
  animation: dotPulse 1.4s ease-in-out infinite both;
}

.sb-typing .dots span:nth-child(2) {
  animation-delay: 0.18s;
}

.sb-typing .dots span:nth-child(3) {
  animation-delay: 0.36s;
}

@keyframes dotPulse {
  0%,
  80%,
  100% {
    opacity: 0.25;
    transform: scale(0.85);
  }
  40% {
    opacity: 1;
    transform: scale(1);
  }
}

.section {
  position: relative;
  padding: 104px 0;
  border-radius: 64px 64px 0 0;
}

#sides {
  border-radius: 64px;
}

.section.fog {
  background: var(--fog);
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.9rem, 1.5rem + 1.6vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--ink);
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--ink-2);
}

#sides .section-title {
  font-family: 'TASA Explorer', sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
}


#rounds {
  overflow: hidden;
  margin-top: -64px;
  border-radius: 0;
  background:
    radial-gradient(640px 420px at 6% 2%, rgba(0, 113, 227, 0.08), transparent 62%),
    radial-gradient(640px 420px at 94% 98%, rgba(215, 0, 21, 0.07), transparent 62%),
    var(--fog);
}

#rounds::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(0, 0, 0, 0.07) 1px, transparent 1.4px);
  background-size: 28px 28px;
  -webkit-mask-image: linear-gradient(
    180deg,
    transparent 0%,
    #000 34%,
    #000 66%,
    transparent 100%
  );
  mask-image: linear-gradient(
    180deg,
    transparent 0%,
    #000 34%,
    #000 66%,
    transparent 100%
  );
}

#rounds > .container {
  position: relative;
  z-index: 1;
}

.gauntlet {
  position: relative;
  list-style: none;
  max-width: 1080px;
  margin: 0 auto;
  padding-top: 34px;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.gauntlet::before {
  content: "";
  position: absolute;
  top: 17px;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    #0071e3 0%,
    #5865d8 20%,
    #7b4ec0 40%,
    #a3389a 60%,
    #c9235e 80%,
    #d70015 100%
  );
  opacity: 0.35;
  pointer-events: none;
}

.gauntlet-row {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 30px 24px 6px;
  border-left: 1px solid var(--line);
}

.gauntlet-row:first-child {
  border-left: none;
}

.gauntlet-row::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -17px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--heat);
  border: 2px solid var(--fog);
  transform: translate(-50%, -50%);
  transition:
    transform 0.35s var(--ease-out),
    box-shadow 0.35s ease;
}

.gauntlet-num {
  font-family: 'TASA Explorer', sans-serif;
  font-size: clamp(1.7rem, 1.3rem + 1.2vw, 2.3rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  margin-bottom: 16px;
  transition:
    color 0.35s ease,
    transform 0.35s var(--ease-out);
}

.gauntlet-row:hover .gauntlet-num {
  color: var(--heat);
  transform: translateY(-2px);
}

.gauntlet-row:hover::after {
  transform: translate(-50%, -50%) scale(1.3);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--heat) 16%, transparent);
}

.gauntlet-body h3 {
  font-family: 'TASA Explorer', sans-serif;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 8px;
}

.gauntlet-body p {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--ink-2);
}

.gauntlet-move {
  margin-top: 14px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--heat);
}

.format-head {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 56px;
  align-items: end;
  text-align: left;
  margin-bottom: 64px;
}

.format-title {
  font-family: 'TASA Explorer', sans-serif;
  font-size: clamp(2.5rem, 1.5rem + 4.4vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.03;
  color: var(--ink);
}

.format-head-side {
  padding-bottom: 6px;
}

.format-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink-2);
  margin-bottom: 26px;
  max-width: 44ch;
}

.format-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.format-stat {
  padding: 0 18px;
  border-left: 1px solid var(--line);
}

.format-stat:first-child {
  padding-left: 0;
  border-left: none;
}

.format-stat dt {
  font-family: 'TASA Explorer', sans-serif;
  font-size: clamp(1.7rem, 1.2rem + 1.4vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.format-stat dd {
  margin-top: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}



.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.split-eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pro);
  margin-bottom: 10px;
}

.split-copy h2 {
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.9rem, 1.5rem + 1.6vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--ink);
  margin-bottom: 16px;
}

.split-copy > p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink-2);
  margin-bottom: 24px;
}

.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.checklist li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.94rem;
  color: var(--ink);
}

.checklist li::before {
  content: "";
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--pro-soft);
  border: 1px solid var(--pro-line);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 24 24' fill='none' stroke='%230071E3' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transform: translateY(2px);
}

.eval-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px 30px;
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.07),
    0 2px 8px rgba(0, 0, 0, 0.04);
}

.eval-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 22px;
}

.eval-gavel {
  width: 14px;
  height: 14px;
  color: var(--ink-2);
  flex-shrink: 0;
}

.eval-scores {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 14px;
}

.eval-corner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.eval-corner.right {
  align-items: flex-end;
}

.eval-corner-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.eval-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.eval-dot.you {
  background: var(--pro);
}

.eval-dot.ai {
  background: var(--con);
}

.eval-score-value {
  font-family: 'TASA Explorer', sans-serif;
  font-weight: 800;
  font-size: clamp(3.1rem, 2.3rem + 3vw, 4rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.eval-score-value.muted {
  color: var(--ink-3);
}

.eval-caption {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 22px;
}

.eval-caption-rule {
  flex: 1;
  height: 1px;
  background: var(--line);
}

.eval-caption-note {
  letter-spacing: 0.08em;
  color: var(--ink-3);
}

.eval-strip {
  position: relative;
  margin-bottom: 26px;
}

.eval-strip-track {
  position: relative;
  height: 6px;
  border-radius: 999px;
  background: var(--fog);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.07);
}

.eval-strip-marker {
  position: absolute;
  top: 50%;
  left: 0;
  border-radius: 50%;
  background: #fff;
  transform: translate(-50%, -50%);
  transition: left 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.eval-strip-marker.you {
  width: 18px;
  height: 18px;
  border: 2.5px solid var(--pro);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.18),
    0 0 0 5px rgba(0, 113, 227, 0.12);
  transition-delay: 0.45s;
}

.eval-strip-marker.ai {
  width: 13px;
  height: 13px;
  border: 2px solid var(--con);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.14);
  transition-delay: 0.8s;
}

.eval-card.animated .eval-strip-marker.you {
  left: var(--you);
}

.eval-card.animated .eval-strip-marker.ai {
  left: var(--ai);
}

.eval-strip-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.eval-rows {
  border-top: 1px solid var(--line);
}

.eval-row {
  display: grid;
  grid-template-columns: 8.6em 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.eval-row-label {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.eval-row-value {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ink);
}

.eval-row.fallacy .eval-row-value {
  color: var(--con);
}

.eval-verdict {
  margin-top: 22px;
  padding: 13px 16px;
  border: 2px dashed rgba(215, 0, 21, 0.45);
  border-radius: 14px;
  background: rgba(215, 0, 21, 0.045);
  transform: rotate(-1.2deg);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  opacity: 0;
}

.eval-card.animated .eval-verdict {
  animation: eval-stamp 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.9s both;
}

@keyframes eval-stamp {
  0% {
    opacity: 0;
    transform: rotate(-8deg) scale(1.35);
  }
  60% {
    opacity: 1;
    transform: rotate(-1deg) scale(0.97);
  }
  100% {
    opacity: 1;
    transform: rotate(-1.2deg) scale(1);
  }
}

.eval-verdict-label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--con);
}

.eval-note {
  margin-top: 14px;
  font-size: 0.78rem;
  color: var(--ink-3);
}

.arena {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.07);
}

.arena-half {
  position: relative;
  overflow: hidden;
  background: var(--paper);
  padding: 32px 32px 28px;
  display: flex;
  flex-direction: column;
  transition:
    opacity 0.4s var(--ease),
    filter 0.4s var(--ease);
}

.arena-half.for {
  border-left: 3px solid var(--pro);
}

.arena-half.against {
  border-right: 3px solid var(--con);
}

.arena-half::before {
  content: "";
  position: absolute;
  top: -40px;
  width: 220px;
  height: 220px;
  pointer-events: none;
}

.arena-half.for::before {
  right: -40px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.14), transparent 70%);
}

.arena-half.against::before {
  left: -40px;
  background: radial-gradient(circle, rgba(215, 0, 21, 0.12), transparent 70%);
}

.arena-num {
  position: absolute;
  font-family: 'TASA Explorer', sans-serif;
  font-weight: 800;
  font-size: clamp(5rem, 7vw, 7.5rem);
  line-height: 1;
  letter-spacing: -0.05em;
  user-select: none;
  pointer-events: none;
}

.arena-half.for .arena-num {
  top: 6px;
  right: 10px;
  color: rgba(0, 113, 227, 0.09);
}

.arena-half.against .arena-num {
  bottom: -10px;
  left: 10px;
  color: rgba(215, 0, 21, 0.09);
}

/* the VS medallion — the face-off point where the corners meet */
.arena-vs {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.18),
    0 2px 8px rgba(0, 0, 0, 0.08);
  pointer-events: none;
}

.arena-vs::before {
  content: "";
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 1px solid var(--line);
}

.arena-vs span {
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--pro) 20%, var(--con) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.side-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.arena-half h3 {
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.arena-half > p {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--ink-2);
  margin-bottom: 20px;
}

.side-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.side-topic {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 6px 13px;
  transition:
    border-color 0.2s ease,
    color 0.2s ease,
    background 0.2s ease,
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease);
}

.arena-half.for .side-topic:hover {
  border-color: var(--pro-line);
  color: var(--pro);
  background: var(--pro-soft);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(0, 113, 227, 0.16);
}

.arena-half.against .side-topic:hover {
  border-color: var(--con-line);
  color: var(--con);
  background: var(--con-soft);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(215, 0, 21, 0.16);
}

/* face-off: hover one corner and it steps forward while the other waits */
@media (hover: hover) {
  .arena:hover .arena-half {
    opacity: 0.55;
    filter: saturate(0.85);
  }

  .arena:hover .arena-half:hover {
    opacity: 1;
    filter: none;
  }

  .arena:hover .arena-half.for:hover .arena-num {
    color: rgba(0, 113, 227, 0.2);
  }

  .arena:hover .arena-half.against:hover .arena-num {
    color: rgba(215, 0, 21, 0.2);
  }
}

.side-cta {
  margin-top: auto;
  font-size: 0.88rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.arena-half.for .side-cta {
  color: var(--pro);
}

.arena-half.against .side-cta {
  color: var(--con);
}

.side-cta .arrow {
  transition: transform 0.2s var(--ease);
}

.side-cta:hover .arrow {
  transform: translateX(3px);
}

.quote-eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pro);
}

.quotes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.quote {
  position: relative;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line-strong);
  padding-top: 28px;
  transition: transform 0.35s var(--ease-out);
}

.quote-idx {
  position: absolute;
  top: 20px;
  right: 0;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.quote blockquote {
  margin: 2px 0 26px;
}

.quote blockquote::before {
  content: "\201C";
  display: block;
  font-family: 'TASA Explorer', sans-serif;
  font-weight: 800;
  font-size: 3.2rem;
  line-height: 1;
  letter-spacing: -0.05em;
  margin-bottom: 10px;
}

.quote:nth-child(1) blockquote::before {
  color: var(--pro);
}

.quote:nth-child(2) blockquote::before {
  color: #c9c9cf;
}

.quote:nth-child(3) blockquote::before {
  color: var(--con);
}

.quote blockquote p {
  font-size: 1.04rem;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.quote figcaption {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 13px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.quote-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
  transition: transform 0.45s var(--ease-bounce);
}

.quote:nth-child(1) .quote-avatar {
  background: linear-gradient(135deg, #0071e3 0%, #57a7ff 100%);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.12);
}

.quote:nth-child(2) .quote-avatar {
  background: linear-gradient(135deg, #1d1d1f 0%, #56565d 100%);
  box-shadow: 0 0 0 4px rgba(29, 29, 31, 0.08);
}

.quote:nth-child(3) .quote-avatar {
  background: linear-gradient(135deg, #d70015 0%, #ff6675 100%);
  box-shadow: 0 0 0 4px rgba(215, 0, 21, 0.12);
}

.quote-who {
  display: flex;
  flex-direction: column;
}

.quote-name {
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.quote-role {
  margin-top: 2px;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.quote:nth-child(2) {
  margin-top: 48px;
}

@media (hover: hover) {
  .quote:hover {
    transform: translateY(-4px);
  }

  .quote:hover .quote-avatar {
    transform: rotate(-8deg) scale(1.08);
  }
}



#start.section {
  padding: 0 0 104px;
}

.cta-band {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.55)),
    url('../images/cta-bg.png') center / cover no-repeat;
  border-radius: 64px;

  padding: 96px 48px;
  text-align: center;
}

.cta-band h2 {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.2rem, 1.8rem + 1.8vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.08;
  color: #fff;
  margin-bottom: 18px;
}

.cta-band p {
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.66);
  max-width: 46ch;
  margin: 0 auto 36px;
}


.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer {
  position: relative;
  background: #0b0b10;
  color: #fff;
  padding: 96px 0 0;
  border-radius: 64px 64px 0 0;
  overflow: hidden;
}

.footer::before,
.footer::after {
  content: "";
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
}

.footer::before {
  width: 560px;
  height: 560px;
  top: -220px;
  left: -180px;
  background: radial-gradient(
    circle,
    rgba(0, 113, 227, 0.2) 0%,
    rgba(0, 113, 227, 0) 62%
  );
  animation: orbDrift 18s ease-in-out infinite alternate;
}

.footer::after {
  width: 620px;
  height: 620px;
  bottom: -240px;
  right: -200px;
  background: radial-gradient(
    circle,
    rgba(215, 0, 21, 0.16) 0%,
    rgba(215, 0, 21, 0) 60%
  );
  animation: orbDrift 22s ease-in-out infinite alternate-reverse;
}

@keyframes orbDrift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(80px, -48px, 0) scale(1.12);
  }
}

.footer-glow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.footer .container {
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #fff;
}

.footer-logo img {
  height: 30px;
  width: auto;
  border-radius: 6px;
}

.footer-brand > p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.5);
  margin: 16px 0 0;
  max-width: 30ch;
}

.footer-col h4 {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  width: fit-content;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
  padding: 4px 12px;
  margin-left: -12px;
  border-radius: var(--r-pill);
  transition:
    color 0.2s ease,
    background 0.2s ease;
}

.footer-col a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}

.footer-ticker {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  margin-bottom: 44px;
}

.ticker-viewport {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0,
    #000 40px,
    #000 calc(100% - 40px),
    transparent 100%
  );
  mask-image: linear-gradient(
    90deg,
    transparent 0,
    #000 40px,
    #000 calc(100% - 40px),
    transparent 100%
  );
}

.ticker-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: tickerScroll 78s linear infinite;
}

.footer-ticker:hover .ticker-track {
  animation-play-state: paused;
}

.ticker-group {
  display: flex;
  align-items: center;
  gap: 30px;
  padding: 15px 15px;
  flex-shrink: 0;
}

.ticker-topic {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
}

.ticker-vs {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 22px;
  padding: 0 9px;
  border-radius: var(--r-pill);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  border: 1px solid;
}

.ticker-vs.pro {
  color: #7db8ff;
  border-color: rgba(0, 113, 227, 0.5);
  background: rgba(0, 113, 227, 0.12);
}

.ticker-vs.con {
  color: #ff7d8a;
  border-color: rgba(215, 0, 21, 0.5);
  background: rgba(215, 0, 21, 0.14);
}

@keyframes tickerScroll {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 26px 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-tagline {
  font-weight: 500;
  color: rgba(255, 255, 255, 0.55);
}

.footer-wordmark {
  font-family: 'Inter', sans-serif;
  font-size: clamp(3rem, 8vw, 10rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.85;
  text-align: center;
  white-space: nowrap;
  padding: 8px 0 30px;
  background-image: linear-gradient(
    100deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.05) 36%,
    rgba(255, 255, 255, 0.4) 50%,
    rgba(255, 255, 255, 0.05) 64%,
    rgba(255, 255, 255, 0.05) 100%
  );
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  user-select: none;
  pointer-events: none;
  animation: wordmarkShine 7s ease-in-out infinite;
}

@keyframes wordmarkShine {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@media (max-width: 1024px) {
  .quotes-grid {
    grid-template-columns: 1fr;
    gap: 44px;
    max-width: 560px;
    margin: 0 auto;
  }

  .quote:nth-child(2) {
    margin-top: 0;
  }

  .quote blockquote {
    margin: 0 0 22px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .gauntlet {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding-top: 0;
  }

  .gauntlet::before,
  .gauntlet-row::after {
    display: none;
  }

  .gauntlet-row {
    padding: 28px 20px 8px;
    border-top: 1px solid var(--line);
  }

  .gauntlet-row:nth-child(3n + 1) {
    border-left: none;
  }
}

@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .arena {
    grid-template-columns: 1fr;
    gap: 20px;
    background: transparent;
    border: none;
    border-radius: 0;
    overflow: visible;
    box-shadow: none;
  }

  .arena-half {
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
  }

  .arena-vs {
    position: static;
    transform: none;
    margin: -4px auto;
  }

  .format-head {
    grid-template-columns: 1fr;
    gap: 36px;
    margin-bottom: 52px;
    text-align: center;
  }

  .split-copy h2 {
    text-align: center;
  }

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

  .gauntlet-row:nth-child(3n + 1) {
    border-left: 1px solid var(--line);
  }

  .gauntlet-row:nth-child(2n + 1) {
    border-left: none;
  }
}

@media (max-width: 700px) {
  .nav-links {
    position: absolute;
    top: 78px;
    left: 16px;
    right: 16px;
    height: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px;
    background: rgba(17, 17, 23, 0.92);
    -webkit-backdrop-filter: blur(24px) saturate(160%);
    backdrop-filter: blur(24px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    box-shadow:
      0 24px 60px rgba(0, 0, 0, 0.4),
      0 4px 14px rgba(0, 0, 0, 0.25);
    opacity: 0;
    transform: translateY(-10px) scale(0.98);
    pointer-events: none;
    transition:
      opacity 0.3s ease,
      transform 0.4s var(--ease-bounce);
  }

  .nav-links.open {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }

  .nav-links a {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 14px;
    border-radius: 12px;
    font-size: 0.98rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.74);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    transition:
      color 0.25s ease,
      background 0.25s ease;
  }

  .nav-links a::before {
    display: none;
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
  }

  .nav.scrolled .nav-links a {
    color: rgba(255, 255, 255, 0.74);
  }

  .nav.scrolled .nav-links a:hover,
  .nav.scrolled .nav-links a:focus-visible {
    color: #fff;
  }

  .nav-links.open a {
    animation: navLinkIn 0.5s var(--ease-out) both;
  }

  .nav-links.open a:nth-child(1) { animation-delay: 0.03s; }
  .nav-links.open a:nth-child(2) { animation-delay: 0.07s; }
  .nav-links.open a:nth-child(3) { animation-delay: 0.11s; }
  .nav-links.open a:nth-child(4) { animation-delay: 0.15s; }
  .nav-links.open a:nth-child(5) { animation-delay: 0.19s; }

  @keyframes navLinkIn {
    from {
      opacity: 0;
      transform: translateY(12px);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }

  .nav-link-idx {
    display: inline;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.35);
    font-variant-numeric: tabular-nums;
  }

  .nav-link-label {
    flex: 1;
  }

  .nav-link-arrow {
    display: block;
    width: 15px;
    height: 15px;
    color: rgba(255, 255, 255, 0.45);
    opacity: 0;
    transform: translateX(-6px);
    transition:
      opacity 0.25s ease,
      transform 0.3s var(--ease-out);
  }

  .nav-links a:hover .nav-link-arrow,
  .nav-links a:focus-visible .nav-link-arrow {
    opacity: 1;
    transform: none;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-inner {
    position: static;
    justify-content: center;
    gap: 20px;
    padding: 0 20px;
    width: fit-content;

    background:
      radial-gradient(120% 150% at 20% 0%, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 45%),
      linear-gradient(180deg, rgba(24, 24, 30, 0.82) 0%, rgba(17, 17, 23, 0.68) 100%);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.4),
      0 10px 40px rgba(0, 0, 0, 0.3);
  }

  .nav.scrolled .nav-inner {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.82) 0%, rgba(255, 255, 255, 0.6) 100%);
    border-color: rgba(255, 255, 255, 0.9);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 1),
      inset 0 -1px 0 rgba(255, 255, 255, 0.3),
      0 12px 40px rgba(0, 0, 0, 0.12);
  }

  .nav-links {
    max-height: calc(100svh - 120px);
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  .hero {
    padding: 76px 0 72px;
  }

  .hero-title {
    letter-spacing: -0.02em;
  }

  .scoreboard-wrap {
    margin-top: 60px;
  }

  .scoreboard {
    padding: 22px 20px 18px;
  }

  .sb-corners {
    gap: 8px;
  }

  .sb-corner-label {
    display: none;
  }

  .sb-corner-name {
    font-size: 0.92rem;
    flex-wrap: wrap;
  }

  .sb-vs {
    width: 32px;
    height: 32px;
    font-size: 0.7rem;
  }

  .sb-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .section {
    padding: 76px 0;
  }

  .gauntlet-row {
    padding: 24px 16px 6px;
  }

  .format-stat {
    padding: 0 12px;
  }

  .cta-band {
    padding: 72px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

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

  html {
    scroll-behavior: auto;
  }
}