:root {
  color-scheme: dark;
  --ink: #f8fbff;
  --muted: #a7b1c3;
  --bg: #101114;
  --panel: #191b22;
  --panel-strong: #222633;
  --line: #343947;
  --red: #ff4d5e;
  --cyan: #19d3da;
  --lime: #b8f05a;
  --yellow: #ffd166;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 4%, rgba(255, 77, 94, 0.24), transparent 26rem),
    radial-gradient(circle at 88% 16%, rgba(25, 211, 218, 0.18), transparent 24rem),
    linear-gradient(145deg, #101114 0%, #16171c 48%, #0d1013 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button {
  font: inherit;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: calc(0.8rem + env(safe-area-inset-top)) clamp(1rem, 4vw, 2rem) 0.8rem;
  pointer-events: none;
}

.brand,
.header-stat,
.header-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(16, 17, 20, 0.72);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
  pointer-events: auto;
}

.brand {
  padding: 0.35rem 0.8rem 0.35rem 0.35rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 900;
}

.brand-mark {
  display: grid;
  width: 1.85rem;
  height: 1.85rem;
  place-items: center;
  border-radius: 50%;
  color: #111318;
  background: var(--lime);
  font-size: 0.8rem;
  letter-spacing: 0;
}

.header-stat {
  padding: 0.4rem 0.85rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.header-nav {
  padding: 0.4rem 0.65rem;
}

.header-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 850;
}

.header-nav a:hover {
  color: var(--ink);
}

.header-stat span {
  color: var(--ink);
}

main {
  min-height: 100vh;
}

.game-shell {
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: 6rem 1rem 2rem;
}

.category-rail {
  position: fixed;
  inset: auto 0 calc(1rem + env(safe-area-inset-bottom));
  z-index: 18;
  display: flex;
  gap: 0.45rem;
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.category-rail::-webkit-scrollbar {
  display: none;
}

.category-button {
  flex: 1 0 auto;
  min-width: 4.3rem;
  min-height: 2.8rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(25, 27, 34, 0.78);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
  font-size: 0.9rem;
  font-weight: 900;
  backdrop-filter: blur(18px);
}

.category-button.is-active {
  color: #101114;
  background: var(--yellow);
  border-color: transparent;
}

.question-card {
  width: min(100%, 31rem);
  min-height: min(42rem, calc(100svh - 12rem));
  display: grid;
  align-content: stretch;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.75rem;
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.08), transparent 38%),
    var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
  touch-action: pan-y;
  transition: transform 220ms ease, opacity 220ms ease;
}

.question-card.swipe-left {
  transform: translateX(-110vw) rotate(-10deg);
  opacity: 0;
}

.question-card.swipe-right {
  transform: translateX(110vw) rotate(10deg);
  opacity: 0;
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.1rem 0;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 850;
}

.pill {
  display: inline-flex;
  min-height: 2rem;
  align-items: center;
  border-radius: 999px;
  padding: 0 0.85rem;
  color: #111318;
  background: var(--cyan);
}

.question-view,
.result-view {
  display: grid;
  align-content: center;
  gap: 1.35rem;
  min-height: 100%;
  padding: 1rem 1.1rem 1.35rem;
}

.eyebrow,
.chosen,
.played {
  margin: 0;
  color: var(--muted);
  font-weight: 850;
}

h1,
h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.05rem, 10vw, 3.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(1.75rem, 7vw, 2.7rem);
}

.choices {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.choice {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.8rem;
  min-height: 6.35rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 1.15rem;
  padding: 1rem;
  color: var(--ink);
  background: var(--panel-strong);
  text-align: left;
  cursor: pointer;
}

.choice:hover,
.choice:focus-visible,
.primary-button:hover,
.secondary-button:hover,
.category-button:hover {
  transform: translateY(-1px);
}

.choice:focus-visible,
.primary-button:focus-visible,
.secondary-button:focus-visible,
.category-button:focus-visible {
  outline: 3px solid rgba(184, 240, 90, 0.65);
  outline-offset: 2px;
}

.choice-a {
  border-color: rgba(255, 77, 94, 0.4);
}

.choice-b {
  border-color: rgba(25, 211, 218, 0.36);
}

.choice-emoji {
  display: grid;
  width: 3.8rem;
  height: 3.8rem;
  place-items: center;
  border-radius: 1rem;
  color: #111318;
  background: var(--ink);
  font-size: 1.55rem;
  font-weight: 950;
}

.choice-text {
  overflow-wrap: anywhere;
  font-size: clamp(1.08rem, 4.5vw, 1.45rem);
  line-height: 1.14;
  font-weight: 950;
}

.or-divider {
  justify-self: center;
  width: 3.1rem;
  height: 3.1rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #101114;
  background: var(--yellow);
  font-weight: 950;
}

.swipe-hints {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
}

.result-bars {
  display: grid;
  gap: 1rem;
}

.result-row {
  display: grid;
  gap: 0.45rem;
  padding: 0.85rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.055);
}

.result-label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 1.05rem;
  font-weight: 950;
}

.bar-track {
  height: 0.8rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.bar-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  transition: width 700ms cubic-bezier(0.18, 0.86, 0.32, 1);
}

.fill-a {
  background: var(--red);
}

.fill-b {
  background: var(--cyan);
}

.result-row p {
  margin: 0;
  color: var(--muted);
  line-height: 1.25;
  font-weight: 750;
}

.smart-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
}

.smart-panel div {
  min-width: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.9rem;
  padding: 0.7rem 0.55rem;
  background: rgba(255, 255, 255, 0.055);
}

.smart-panel span {
  display: block;
  overflow-wrap: anywhere;
  font-size: 1rem;
  line-height: 1.1;
  font-weight: 950;
}

.smart-panel small {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.primary-button,
.secondary-button {
  min-height: 3.35rem;
  border-radius: 1rem;
  border: 0;
  padding: 0 1rem;
  cursor: pointer;
  font-weight: 950;
}

.primary-button {
  color: #101114;
  background: var(--lime);
}

.secondary-button {
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
}

.seo-section {
  padding: 3rem 1rem 6rem;
  background: #f7f5ef;
  color: #17191d;
}

.seo-copy {
  width: min(100%, 66rem);
  margin: 0 auto;
}

.seo-copy h2 {
  color: #17191d;
  font-size: clamp(1.8rem, 5vw, 3rem);
  line-height: 1;
}

.seo-copy p {
  color: #4f5663;
  font-size: 1.05rem;
  line-height: 1.65;
}

.seo-copy a {
  color: #17191d;
  font-weight: 850;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.seo-grid section {
  border-top: 3px solid #17191d;
  padding-top: 1rem;
}

.seo-grid h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}

.seo-page {
  background: #f7f5ef;
  color: #17191d;
}

.landing-main {
  min-height: 100vh;
  padding: 7rem 1rem 5rem;
}

.landing-hero,
.question-list-section {
  width: min(100%, 58rem);
  margin: 0 auto;
}

.landing-hero {
  display: grid;
  gap: 1.1rem;
  padding: 3rem 0 2rem;
}

.landing-hero h1 {
  max-width: 13ch;
  color: #17191d;
  font-size: clamp(3rem, 10vw, 6.4rem);
}

.landing-hero p {
  max-width: 42rem;
  margin: 0;
  color: #4f5663;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.55;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  width: fit-content;
  min-height: 3.2rem;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  padding: 0 1.1rem;
  text-decoration: none;
  font-weight: 950;
}

.primary-link {
  color: #101114;
  background: var(--lime);
}

.secondary-link {
  margin-top: 1.5rem;
  color: #f8fbff;
  background: #17191d;
}

.question-list-section {
  padding-top: 2rem;
}

.question-list-section h2 {
  color: #17191d;
  font-size: clamp(1.8rem, 5vw, 3rem);
}

.question-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem 1.5rem;
  margin: 1.5rem 0 0;
  padding-left: 1.25rem;
  color: #343b48;
  font-size: 1.02rem;
  line-height: 1.5;
}

@media (min-width: 760px) {
  .game-shell {
    padding-top: 5.6rem;
  }

  .question-card {
    min-height: 39rem;
  }

  .choices {
    grid-template-columns: 1fr auto 1fr;
    align-items: stretch;
  }

  .or-divider {
    align-self: center;
  }

  .choice {
    grid-template-columns: 1fr;
    align-content: center;
    text-align: center;
  }
}

@media (max-width: 760px) {
  .header-nav {
    display: none;
  }

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

  .question-list {
    grid-template-columns: 1fr;
  }
}

@media (max-height: 720px) {
  .question-card {
    min-height: calc(100svh - 11rem);
  }

  h1 {
    font-size: clamp(1.8rem, 8vw, 2.6rem);
  }

  .choice {
    min-height: 5rem;
  }
}