:root {
  --bg: #111114;
  --panel: #1b1b22;
  --panel-2: #22222b;
  --panel-3: #0b0b0e;
  --text: #f4f5f6;
  --muted: #8c8d99;
  --line: #2c2d36;
  --mint: #5fd0ad;
  --mint-2: #6fe5be;
  --red: #ff5b59;
  --amber: #f3b735;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  overflow-x: hidden;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

.shell {
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% -20%, rgba(95, 208, 173, 0.14), transparent 35%),
    var(--bg);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 74px;
  padding: 16px clamp(18px, 4vw, 34px);
  border-bottom: 1px solid var(--line);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 74px;
  padding: 16px clamp(18px, 4vw, 34px);
  background: #111114;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 900;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 12px;
  background: var(--mint);
  color: #0c1713;
  font-size: 0.9rem;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: #c8c9d1;
}

.nav a {
  text-decoration: none;
}

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  font-weight: 900;
  letter-spacing: 0;
  text-decoration: none;
}

.logo .stonk {
  color: var(--mint-2);
}

.logo .rider {
  color: var(--text);
}

.home {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.72fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: start;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 68px) 20px 38px;
}

.hero-title {
  margin: 0;
  max-width: 780px;
  font-size: clamp(3.8rem, 11vw, 8.3rem);
  line-height: 0.84;
  letter-spacing: 0;
}

.kicker {
  margin: 0 0 16px;
  color: var(--mint-2);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.tagline {
  margin: 18px 0 0;
  color: #d7d8de;
  font-size: clamp(1.22rem, 3vw, 2.15rem);
  font-weight: 800;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.stat {
  padding: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.stat strong {
  display: block;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.stat span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.88rem;
}

.challenge {
  padding: 22px;
  background: linear-gradient(180deg, rgba(95, 208, 173, 0.11), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.challenge-title {
  margin: 0 0 4px;
  color: var(--mint-2);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.challenge-symbol {
  margin: 0;
  font-size: 2.35rem;
  font-weight: 900;
}

.challenge-copy {
  color: var(--muted);
}

.daily-board {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.daily-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: #d8d9df;
  font-size: 0.88rem;
}

.daily-board.full .daily-row {
  grid-template-columns: 44px minmax(0, 1fr) 120px 82px 70px;
  min-height: 50px;
}

.daily-row .rank {
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border-radius: 50%;
  background: rgba(95, 208, 173, 0.14);
  color: var(--mint-2);
  font-weight: 900;
}

.daily-row strong {
  overflow: hidden;
  color: var(--text);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.daily-row em {
  color: var(--muted);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 900;
  text-align: right;
  text-transform: uppercase;
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--panel-2);
  color: var(--text);
  text-decoration: none;
}

.btn.primary {
  border-color: transparent;
  background: var(--mint);
  color: #0c1713;
  font-weight: 900;
}

.search-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 38px;
}

.search-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  max-width: 820px;
}

.search-box input {
  min-height: 58px;
  padding: 0 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--text);
  outline: none;
}

.search-box input:focus {
  border-color: var(--mint);
  box-shadow: 0 0 0 4px rgba(95, 208, 173, 0.14);
}

.section-label {
  margin: 28px 0 15px;
  color: var(--mint-2);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.track-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.track-card {
  min-height: 158px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  color: inherit;
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.track-card:hover {
  transform: translateY(-3px);
  border-color: rgba(95, 208, 173, 0.58);
  background: #202129;
}

.card {
  min-height: 220px;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.card h2 {
  margin: 0 0 12px;
  color: var(--text);
  font-size: 1.7rem;
  line-height: 1.15;
}

.card p {
  color: var(--muted);
  line-height: 1.65;
}

.track-top,
.detail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.symbol {
  font-size: 1.3rem;
  font-weight: 950;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 7px;
  background: rgba(243, 183, 53, 0.16);
  color: var(--amber);
  font-size: 0.75rem;
}

.pill.easy {
  background: rgba(95, 208, 173, 0.14);
  color: var(--mint-2);
}

.pill.insane {
  background: rgba(255, 91, 89, 0.14);
  color: #ff8583;
}

.spark {
  width: 100%;
  height: 54px;
  margin: 13px 0 8px;
}

.company {
  color: var(--muted);
  font-size: 0.92rem;
}

.positive {
  color: var(--mint-2);
}

.negative {
  color: #ff8583;
}

.footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 34px 20px 54px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  text-align: center;
}

.footer nav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-left: 12px;
}

.guide-main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 56px 20px 76px;
}

.guide-hero {
  max-width: 880px;
  margin-bottom: 34px;
}

.guide-hero h1,
.article h1 {
  margin: 0;
  color: var(--text);
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  line-height: 1;
}

.lead {
  color: #c8c9d1;
  font-size: 1.15rem;
  line-height: 1.7;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--mint-2);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.article {
  max-width: 860px;
}

.article h2 {
  margin: 38px 0 0;
  color: var(--text);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.article p,
.article li {
  color: #c8c9d1;
  font-size: 1.05rem;
  line-height: 1.75;
}

.detail-page {
  max-width: 980px;
  margin: 0 auto;
  padding: 26px 20px 48px;
}

.back {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 15px;
  margin-bottom: 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mint-2);
  text-decoration: none;
}

.detail-title {
  margin: 0;
  font-size: 2.35rem;
}

.detail-title small {
  margin-left: 8px;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 500;
}

.periods {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0;
}

.periods button {
  min-width: 54px;
  min-height: 38px;
  border: 0;
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--muted);
}

.periods button.active {
  background: var(--mint);
  color: #0c1713;
  font-weight: 900;
}

.chart-panel {
  position: relative;
  overflow: hidden;
  height: 320px;
  background: #09090c;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.chart-panel canvas {
  width: 100%;
  height: 100%;
}

.preview-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 20px 0 24px;
}

.preview-stat {
  padding: 18px;
  background: var(--panel);
  border-radius: 14px;
  text-align: center;
}

.preview-stat span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.preview-stat strong {
  display: block;
  margin-top: 8px;
}

.ride-button {
  width: 100%;
  min-height: 64px;
  border: 0;
  border-radius: 17px;
  background: var(--mint);
  color: #0c1713;
  font-size: 1.25rem;
  font-weight: 500;
}

.game {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: #111114;
}

#game-canvas {
  display: block;
  width: 100vw;
  height: 100vh;
}

.hud {
  position: fixed;
  inset: 0 0 auto;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  padding: 14px 16px;
  pointer-events: none;
}

.hud-left,
.hud-center,
.hud-right {
  pointer-events: auto;
}

.hud-left {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.score {
  margin-top: 12px;
  color: var(--text);
  font-size: 1.6rem;
  font-weight: 900;
}

.hud-center {
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 900;
  text-align: center;
}

.hud-right {
  justify-self: end;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.hud-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.mini-map {
  width: 160px;
  height: 76px;
  border: 1px solid #343543;
  border-radius: 10px;
  background: rgba(27, 27, 34, 0.8);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.24);
}

.icon-btn {
  width: 56px;
  height: 56px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(27, 27, 34, 0.72);
  color: var(--text);
  font-weight: 900;
}

.icon-btn.sound-on {
  border-color: rgba(95, 208, 173, 0.36);
  color: var(--mint-2);
}

.controls {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  width: min(390px, calc(100vw - 40px));
  padding: 14px;
  background: rgba(20, 20, 26, 0.82);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  backdrop-filter: blur(12px);
}

.key {
  display: inline-grid;
  min-width: 28px;
  height: 24px;
  place-items: center;
  margin-right: 6px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 0.78rem;
}

.watermark {
  position: fixed;
  left: 50%;
  bottom: 18px;
  z-index: 2;
  transform: translateX(-50%);
  color: var(--mint-2);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.08em;
}

.touch-controls {
  position: fixed;
  inset: auto 14px 14px;
  z-index: 4;
  display: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.touch-controls button {
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(95, 208, 173, 0.88);
  color: #0c1713;
  font-weight: 900;
}

.seo {
  max-width: 1180px;
  margin: 0 auto;
  padding: 54px 20px 82px;
  color: #c8c9d1;
  line-height: 1.75;
}

.seo h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.seo h3 {
  margin: 0 0 10px;
  color: var(--text);
  font-size: 1.25rem;
  line-height: 1.25;
}

.seo p {
  margin: 16px 0 0;
}

.landing-head {
  max-width: 920px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.landing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 34px 0;
}

.landing-grid.wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.landing-card {
  padding: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.025));
  border: 1px solid var(--line);
  border-radius: 18px;
}

.landing-card p {
  color: var(--muted);
}

.landing-section {
  display: grid;
  grid-template-columns: minmax(240px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(24px, 5vw, 70px);
  padding: 46px 0;
  border-top: 1px solid var(--line);
}

.landing-section.final {
  border-bottom: 1px solid var(--line);
}

.text-link,
.link-list a {
  color: var(--mint-2);
  font-weight: 800;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.text-link {
  display: inline-flex;
  margin-top: 18px;
}

.link-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.link-list a {
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
}

.comment-form {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.comment-form input,
.comment-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  color: var(--text);
  outline: none;
}

.comment-form input {
  min-height: 46px;
  padding: 0 14px;
}

.comment-form textarea {
  min-height: 118px;
  resize: vertical;
  padding: 14px;
}

.comments-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.comment,
.empty-state {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.comment strong {
  color: var(--text);
}

.comment p {
  margin: 8px 0;
}

.comment span {
  color: var(--muted);
  font-size: 0.82rem;
}

.leaderboard-table {
  display: grid;
  gap: 8px;
  margin-top: 28px;
}

.leaderboard-block {
  margin-top: 34px;
}

.leaderboard-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.leaderboard-head h2,
.leaderboard-block h2 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
}

.leaderboard-row {
  display: grid;
  grid-template-columns: 48px 1fr 1fr 0.7fr 0.9fr;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
}

.leaderboard-row.head {
  color: var(--mint-2);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

@media (max-width: 820px) {
  .home {
    grid-template-columns: 1fr;
  }

  .stats,
  .track-grid,
  .preview-stats,
  .landing-grid,
  .landing-grid.wide,
  .landing-section,
  .link-list,
  .guide-grid,
  .leaderboard-row,
  .daily-board.full .daily-row {
    grid-template-columns: 1fr;
  }

  .daily-row {
    grid-template-columns: 34px minmax(0, 1fr) auto;
  }

  .daily-row em {
    display: none;
  }

  .leaderboard-head {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-title {
    font-size: clamp(3.6rem, 18vw, 5.6rem);
  }

  .search-box {
    grid-template-columns: 1fr;
  }

  .controls {
    display: none;
  }

  .touch-controls {
    display: grid;
  }

  .watermark {
    bottom: 78px;
  }

  .hud {
    grid-template-columns: 1fr auto;
  }

  .hud-center {
    grid-column: 2;
    grid-row: 1;
    font-size: 1.7rem;
  }

  .mini-map {
    width: 118px;
    height: 58px;
  }

  .icon-btn {
    width: 44px;
    height: 44px;
  }
}