:root {
  color-scheme: light;
  --page: #f8fbff;
  --ink: #172033;
  --muted: #5c687c;
  --line: #d8e3ee;
  --cyan: #18bdd8;
  --cyan-dark: #087b94;
  --amber: #ffc94c;
  --coral: #d95e3d;
  --gum: #37a873;
  --violet: #6763d7;
  --shadow: 0 18px 46px rgba(23, 32, 51, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 8%, rgba(255, 201, 76, 0.22), transparent 24rem),
    radial-gradient(circle at 88% 9%, rgba(217, 94, 61, 0.14), transparent 25rem),
    linear-gradient(180deg, #ecfbff 0%, var(--page) 43%, #fff6ea 100%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

button,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
  padding: 0.55rem clamp(1rem, 3vw, 2.5rem);
  background: rgba(248, 251, 255, 0.9);
  border-bottom: 1px solid rgba(216, 227, 238, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: auto;
}

.brand img {
  display: block;
  width: auto;
  height: 58px;
}

nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

nav a,
footer a {
  color: var(--ink);
  text-decoration: none;
  border-radius: 8px;
  padding: 0.45rem 0.7rem;
  font-weight: 800;
}

nav a:hover,
footer a:hover {
  background: rgba(24, 189, 216, 0.13);
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center;
  width: min(1180px, calc(100% - 2rem));
  min-height: calc(100svh - 76px);
  margin: 0 auto;
  padding: 1.4rem 0 2.25rem;
}

.hero-copy {
  padding: 1rem 0;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--cyan-dark);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.hero-logo {
  display: block;
  width: min(430px, 94%);
  height: auto;
  margin: 0 0 0.8rem;
  filter: drop-shadow(0 16px 28px rgba(24, 189, 216, 0.2));
}

h1,
h2,
h3,
p {
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: 3.35rem;
  line-height: 1;
}

h2 {
  margin: 0 0 1rem;
  font-size: 2rem;
  line-height: 1.12;
}

h3 {
  margin: 0 0 0.65rem;
  font-size: 1.1rem;
  line-height: 1.2;
}

.lead {
  max-width: 63ch;
  margin: 1rem 0 1.25rem;
  color: #34455d;
  font-size: 1.08rem;
}

.quick-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 710px;
}

.quick-facts div,
.trust-note,
.review-card,
.feature-grid article,
.rating-box,
.notice-box {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(23, 32, 51, 0.08);
}

.quick-facts div {
  padding: 0.8rem;
}

.quick-facts strong,
.quick-facts span,
.trust-note strong,
.trust-note span {
  display: block;
}

.quick-facts strong {
  font-size: 0.85rem;
}

.quick-facts span,
.trust-note span {
  color: var(--muted);
  font-size: 0.92rem;
}

.trust-note {
  display: grid;
  gap: 0.2rem;
  max-width: 710px;
  margin-top: 0.85rem;
  padding: 0.85rem 1rem;
  border-left: 4px solid var(--gum);
}

.game-panel {
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(236, 251, 255, 0.94));
  border: 1px solid rgba(216, 227, 238, 0.95);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.game-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1rem 0.9rem;
}

.game-topline h2 {
  margin-bottom: 0;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(64px, 1fr));
  gap: 0.5rem;
}

.score-grid div {
  min-width: 0;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  background: #f4f8fb;
  border: 1px solid var(--line);
  text-align: center;
}

.score-grid span,
.mode-select span {
  display: block;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.score-grid strong {
  display: block;
  margin-top: 0.1rem;
  font-size: 1.2rem;
  line-height: 1;
}

.canvas-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  margin: 0 1rem;
  border-radius: 8px;
  background: #17223a;
  border: 1px solid rgba(8, 123, 148, 0.28);
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.game-message {
  position: absolute;
  inset: auto 1rem 1rem 1rem;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.8rem 0.9rem;
  color: #ffffff;
  background: rgba(23, 32, 51, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.game-message.is-visible {
  display: flex;
}

.game-message span {
  color: #dff4fb;
}

.game-toolbar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(130px, 0.9fr);
  gap: 0.6rem;
  padding: 1rem;
}

button,
select {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  cursor: pointer;
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.55rem 0.72rem;
  font-weight: 900;
}

button:hover:not(:disabled),
select:hover {
  border-color: rgba(24, 189, 216, 0.65);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.primary-button {
  background: linear-gradient(135deg, var(--amber), #fff176 48%, var(--cyan));
  border-color: rgba(8, 123, 148, 0.45);
}

.mode-select {
  display: grid;
  gap: 0.25rem;
}

.mode-select select {
  width: 100%;
  padding: 0 0.55rem;
}

.content-band {
  padding: 4.5rem 0;
  background: rgba(255, 255, 255, 0.68);
}

.soft-band {
  background:
    linear-gradient(90deg, rgba(24, 189, 216, 0.11), rgba(255, 201, 76, 0.16)),
    #ffffff;
}

.section-inner {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

.two-column,
.rating-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.48fr);
  gap: clamp(1rem, 3vw, 2rem);
  align-items: start;
}

.section-inner p {
  color: #34455d;
}

.review-card {
  padding: 1.2rem;
}

.review-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: #34455d;
}

.review-card li + li {
  margin-top: 0.55rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.2rem;
}

.feature-grid article {
  padding: 1.15rem;
}

.feature-grid article:nth-child(1) {
  border-top: 4px solid var(--coral);
}

.feature-grid article:nth-child(2) {
  border-top: 4px solid var(--cyan);
}

.feature-grid article:nth-child(3) {
  border-top: 4px solid var(--amber);
}

.rating-box {
  display: grid;
  justify-items: center;
  text-align: center;
  padding: 1.4rem;
  background:
    radial-gradient(circle at top, rgba(255, 201, 76, 0.28), transparent 8rem),
    #ffffff;
}

.rating-box strong {
  color: var(--coral);
  font-size: 4rem;
  line-height: 1;
}

.rating-box span {
  font-weight: 900;
}

.rating-box p {
  max-width: 16rem;
  margin: 0.8rem 0 0;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem clamp(1rem, 3vw, 2.5rem);
  background: #ffffff;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer div {
  display: grid;
  gap: 0.1rem;
}

footer strong {
  color: var(--ink);
}

.policy-page {
  width: min(960px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3rem 0 4rem;
}

.policy-hero {
  padding: 1.5rem 0 1rem;
}

.policy-hero h1 {
  margin-bottom: 1rem;
}

.policy-content {
  display: grid;
  gap: 0.75rem;
}

.policy-content h2 {
  margin: 1.3rem 0 0;
  font-size: 1.35rem;
}

.policy-content p {
  margin: 0;
  color: #34455d;
}

.notice-box {
  margin-top: 1rem;
  padding: 1rem;
  border-left: 4px solid var(--coral);
}

.notice-box p {
  margin: 0;
}

@media (max-width: 900px) {
  .hero-section,
  .two-column,
  .rating-layout {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
    padding-top: 1rem;
  }

  .hero-copy {
    padding-top: 0;
  }

  .game-panel {
    order: -1;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
  }

  .brand img {
    height: 50px;
  }

  nav a {
    padding: 0.42rem 0.5rem;
  }

  h1 {
    font-size: 2.45rem;
  }

  h2 {
    font-size: 1.55rem;
  }

  .lead {
    font-size: 1rem;
  }

  .quick-facts,
  .feature-grid,
  .game-toolbar {
    grid-template-columns: 1fr;
  }

  .game-topline {
    align-items: stretch;
    flex-direction: column;
  }

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

  .score-grid div {
    padding-inline: 0.35rem;
  }

  .canvas-wrap {
    margin-inline: 0.75rem;
  }

  .game-message {
    inset: auto 0.75rem 0.75rem 0.75rem;
    align-items: flex-start;
    flex-direction: column;
  }

  .content-band {
    padding: 3rem 0;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}