:root {
  --background: #000000;
  --card: #1A1A1A;
  --cardBorder: #333333;
  --textPrimary: #FFFFFF;
  --textSecondary: #9A9A9A;
  --textMuted: #808080;
  --accentBlue: #64B5F6;
  --pastelBlue: #90CAF9;
  --favorite: #FFD54F;
  --favoriteActive: #FFB300;
  --progressTrack: #303030;
  --winGreen: #7FE08A;
  --loseRed: #FF8F8F;
  --drawYellow: #FFD75A;
  --cardGap: 8px;
  --cardRadius: 12px;
  --smallCardRadius: 8px;
  --largeCardRadius: 16px;
  --shadow: 0 22px 70px rgba(0,0,0,.55);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--textPrimary);
  background:
    radial-gradient(circle at top left, rgba(100,181,246,.12), transparent 260px),
    radial-gradient(circle at top right, rgba(255,213,79,.06), transparent 260px),
    var(--background);
}

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

.site-top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(0,0,0,.88);
  border-bottom: 1px solid var(--cardBorder);
  backdrop-filter: blur(14px);
}

.site-nav,
.hero,
.section,
.footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-nav {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: var(--smallCardRadius);
  object-fit: cover;
  border: 1px solid var(--cardBorder);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--textSecondary);
  font-size: 14px;
}

.nav-links a:hover {
  color: var(--accentBlue);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--smallCardRadius);
  background: var(--card);
  border: 1px solid var(--cardBorder);
  padding: 10px;
}

.menu-button span {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: var(--textPrimary);
  margin: 5px 0;
}

.hero {
  min-height: calc(100vh - 64px);
  padding: 52px 0 70px;
  display: grid;
  grid-template-columns: 1fr .92fr;
  gap: 44px;
  align-items: center;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accentBlue);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 18px;
}

.kicker img {
  width: 38px;
  height: 38px;
  border-radius: var(--smallCardRadius);
  border: 1px solid var(--cardBorder);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(42px, 6vw, 76px);
  line-height: .92;
  letter-spacing: -.07em;
  margin-bottom: 22px;
}

.lead {
  color: var(--textPrimary);
  opacity: .88;
  font-size: 18px;
  line-height: 1.75;
  max-width: 700px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: var(--smallCardRadius);
  font-weight: 700;
  border: 1px solid var(--cardBorder);
}

.button.primary {
  background: var(--accentBlue);
  color: #03111c;
  border-color: var(--accentBlue);
}

.button.secondary {
  background: var(--card);
}

.quick-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-list span {
  padding: 7px 10px;
  color: var(--textSecondary);
  border: 1px solid var(--cardBorder);
  background: rgba(255,255,255,.04);
  border-radius: var(--smallCardRadius);
  font-size: 12px;
}

.app-device {
  display: flex;
  justify-content: center;
}

.device {
  width: min(390px, 100%);
  border-radius: 28px;
  background: #050505;
  border: 1px solid var(--cardBorder);
  padding: 14px 8px 78px;
  box-shadow: var(--shadow);
  position: relative;
}

.status-bar {
  display: flex;
  justify-content: space-between;
  color: var(--textSecondary);
  font-size: 12px;
  padding: 0 8px 12px;
}

.search-field {
  height: 48px;
  border: 1px solid var(--accentBlue);
  border-radius: var(--smallCardRadius);
  display: grid;
  place-items: center;
  color: var(--textSecondary);
  font-size: 15px;
  margin-bottom: var(--cardGap);
}

.date-strip,
.date-demo,
.bottom-demo {
  display: flex;
  gap: var(--cardGap);
  margin-bottom: var(--cardGap);
}

.date-strip button,
.date-demo span,
.bottom-demo b {
  flex: 1;
  min-height: 36px;
  border-radius: var(--smallCardRadius);
  border: 1px solid var(--cardBorder);
  background: var(--card);
  color: var(--textPrimary);
  font-weight: 500;
  font-size: 12px;
}

.date-strip button:first-child,
.date-demo span:first-child {
  color: var(--background);
  background: var(--accentBlue);
  border-color: var(--accentBlue);
  font-weight: 700;
}

.selection-card,
.match-card,
.league-header,
.analysis-card,
.ui-panel,
.text-card,
.feature-card,
.theme-card,
.x61-definition,
.contact-section {
  background: var(--card);
  border: 1px solid var(--cardBorder);
  border-radius: var(--cardRadius);
}

.selection-card {
  min-height: 48px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: var(--cardGap);
}

.flag {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
}

.match-card {
  min-height: 112px;
  padding: 0 12px;
  display: grid;
  grid-template-columns: 72px 1fr 48px;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--cardGap);
}

.match-card.full {
  width: 100%;
}

.time-block b {
  display: block;
  color: var(--accentBlue);
  font-size: 18px;
}

.time-block span {
  color: var(--textSecondary);
  font-size: 11px;
}

.teams {
  display: grid;
  gap: 8px;
}

.teams strong {
  color: var(--textPrimary);
  font-size: 18px;
  line-height: 22px;
  font-weight: 500;
}

.star {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--textSecondary);
  font-size: 28px;
}

.star.active {
  color: var(--favorite);
}

.league-header {
  min-height: 68px;
  padding: 0 14px;
  display: grid;
  grid-template-columns: 32px 1fr 28px;
  gap: 12px;
  align-items: center;
  margin-bottom: var(--cardGap);
}

.league-header small {
  display: block;
  color: var(--textSecondary);
  margin-top: 3px;
}

.arrow {
  color: var(--accentBlue);
  font-size: 22px;
}

.analysis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--cardGap);
}

.analysis-card {
  padding: 12px;
  display: grid;
  gap: 7px;
}

.analysis-card.wide {
  margin-top: var(--cardGap);
}

.analysis-card span {
  color: var(--textSecondary);
  font-size: 12px;
}

.analysis-card b {
  color: var(--textPrimary);
  font-size: 18px;
}

.bar {
  height: 6px;
  border-radius: 999px;
  background: var(--progressTrack);
  overflow: hidden;
}

.bar em {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--accentBlue);
}

.bottom-nav {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  height: 54px;
  border-radius: var(--largeCardRadius);
  background: var(--card);
  border: 1px solid var(--cardBorder);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  place-items: center;
  color: var(--accentBlue);
  font-size: 22px;
}

.section {
  padding: 72px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-label {
  color: var(--textSecondary);
  letter-spacing: .22em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 14px;
}

h2 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: .98;
  letter-spacing: -.06em;
  margin-bottom: 14px;
}

.section-head p,
.ui-panel small,
.text-card p,
.feature-card p,
.x61-definition p,
.contact-section p {
  color: var(--textSecondary);
  line-height: 1.7;
}

.layout-grid,
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--cardGap);
}

.ui-panel,
.feature-card {
  padding: 18px;
}

.panel-label,
.mini-title {
  color: var(--accentBlue);
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 12px;
}

.search-demo {
  height: 48px;
  border: 1px solid var(--accentBlue);
  border-radius: var(--smallCardRadius);
  display: grid;
  place-items: center;
  color: var(--textSecondary);
  margin-bottom: 12px;
}

.date-demo span,
.bottom-demo b {
  display: grid;
  place-items: center;
  padding: 0 8px;
  color: var(--textPrimary);
  font-size: 12px;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--smallCardRadius);
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  background: rgba(255,255,255,.05);
}

.feature-icon.blue { color: var(--accentBlue); background: rgba(100,181,246,.12); }
.feature-icon.yellow { color: var(--favorite); background: rgba(255,213,79,.12); }
.feature-icon.green { color: var(--winGreen); background: rgba(127,224,138,.12); }
.feature-icon.red { color: var(--loseRed); background: rgba(255,143,143,.12); }

.cards-showcase {
  display: grid;
  grid-template-columns: 390px 1fr;
  gap: 24px;
  align-items: start;
}

.phone-mini {
  background: #050505;
  border: 1px solid var(--cardBorder);
  border-radius: 24px;
  padding: 14px 8px;
}

.content-cards {
  display: grid;
  gap: var(--cardGap);
}

.text-card {
  padding: 20px;
}

.text-card h3 {
  font-size: 24px;
  letter-spacing: -.035em;
  margin-bottom: 8px;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--cardGap);
}

.theme-card {
  padding: 14px;
}

.swatch {
  display: block;
  height: 48px;
  border-radius: var(--smallCardRadius);
  border: 1px solid var(--cardBorder);
  margin-bottom: 12px;
}

.swatch.bg { background: var(--background); }
.swatch.card-bg { background: var(--card); }
.swatch.border { background: var(--cardBorder); }
.swatch.text { background: var(--textPrimary); }
.swatch.muted { background: var(--textSecondary); }
.swatch.accent { background: var(--accentBlue); }
.swatch.fav { background: var(--favorite); }
.swatch.green { background: var(--winGreen); }
.swatch.red { background: var(--loseRed); }

.theme-card b,
.theme-card small {
  display: block;
}

.theme-card small {
  color: var(--textSecondary);
  margin-top: 4px;
}

.x61-definition {
  padding: 28px;
}

.x61-definition p {
  font-size: 19px;
  color: var(--textPrimary);
  opacity: .9;
  max-width: 900px;
}

.contact-section {
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.mail {
  color: var(--accentBlue);
  border: 1px solid var(--cardBorder);
  border-radius: var(--smallCardRadius);
  padding: 14px 16px;
  font-weight: 700;
  background: rgba(100,181,246,.08);
  white-space: nowrap;
}

.footer {
  min-height: 84px;
  border-top: 1px solid var(--cardBorder);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--textSecondary);
}

.footer .brand img {
  width: 32px;
  height: 32px;
}

@media (max-width: 980px) {
  .hero,
  .cards-showcase {
    grid-template-columns: 1fr;
  }

  .app-device {
    justify-content: flex-start;
  }

  .layout-grid,
  .feature-grid,
  .theme-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .site-nav,
  .hero,
  .section,
  .footer {
    width: min(100% - 20px, 1120px);
  }

  .site-nav {
    height: 58px;
  }

  .brand img {
    width: 30px;
    height: 30px;
  }

  .menu-button {
    display: block;
  }

  .nav-links {
    position: absolute;
    left: 10px;
    right: 10px;
    top: 66px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    background: var(--card);
    border: 1px solid var(--cardBorder);
    border-radius: var(--cardRadius);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
    border-radius: var(--smallCardRadius);
  }

  .hero {
    min-height: auto;
    padding: 34px 0 48px;
    gap: 28px;
  }

  h1 {
    font-size: clamp(38px, 12vw, 56px);
  }

  .lead {
    font-size: 16px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .quick-list {
    display: none;
  }

  .device,
  .phone-mini {
    width: 100%;
  }

  .section {
    padding: 48px 0;
  }

  .layout-grid,
  .feature-grid,
  .theme-grid,
  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .match-card {
    grid-template-columns: 66px 1fr 40px;
  }

  .teams strong {
    font-size: 16px;
  }

  .contact-section,
  .footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .mail {
    width: 100%;
    text-align: center;
  }
}