:root {
  --bg: #07111f;
  --panel: #0f1f35;
  --panel-2: #122840;
  --text: #eef6ff;
  --muted: #a9bdd6;
  --line: rgba(255,255,255,.12);
  --accent: #38bdf8;
  --green: #22c55e;
  --yellow: #facc15;
  --orange: #fb923c;
  --red: #f87171;
  --grey: #94a3b8;
  --max: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 20% 0%, rgba(56,189,248,.18), transparent 35%),
    radial-gradient(circle at 90% 10%, rgba(34,197,94,.12), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(7,17,31,.88);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 800;
  letter-spacing: .2px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #10243d, #1a3a5d);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--accent);
  font-weight: 900;
}

.brand small {
  display: block;
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  margin-top: -4px;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
}

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

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

.hero {
  padding: 72px 0 42px;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: var(--green);
  display: inline-block;
}

h1 {
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.05;
  margin: 18px 0 18px;
  letter-spacing: -1.8px;
}

h2 {
  font-size: clamp(25px, 3vw, 36px);
  line-height: 1.15;
  margin: 0 0 14px;
  letter-spacing: -.7px;
}

h3 {
  font-size: 21px;
  margin: 0 0 8px;
}

p {
  color: var(--muted);
  margin: 0 0 16px;
}

.lead {
  font-size: 20px;
  max-width: 840px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 12px 16px;
  font-weight: 700;
  color: var(--text);
  background: rgba(255,255,255,.06);
}

.btn.primary {
  background: linear-gradient(135deg, #38bdf8, #22c55e);
  color: #06111f;
  border: none;
}

.section {
  padding: 34px 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

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

.card {
  background: rgba(15,31,53,.76);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  min-height: 100%;
  box-shadow: 0 18px 60px rgba(0,0,0,.18);
}

.card p:last-child {
  margin-bottom: 0;
}

.kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 8px;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.badge {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  color: var(--muted);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 13px;
}

.board-demo {
  overflow: auto;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(15,31,53,.76);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th, td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

th {
  color: var(--text);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

tr:last-child td {
  border-bottom: 0;
}

.color-pill {
  display: inline-flex;
  min-width: 76px;
  justify-content: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-weight: 800;
  font-size: 12px;
  color: #07111f;
}

.color-green { background: var(--green); }
.color-yellow { background: var(--yellow); }
.color-orange { background: var(--orange); }
.color-red { background: var(--red); }
.color-grey { background: var(--grey); }

.article {
  max-width: 880px;
  padding: 54px 0 34px;
}

.article h1 {
  font-size: clamp(34px, 4vw, 52px);
}

.article h2 {
  margin-top: 34px;
}

.article ul {
  color: var(--muted);
  padding-left: 22px;
}

.article li {
  margin-bottom: 10px;
}

.callout {
  border-left: 4px solid var(--accent);
  background: rgba(56,189,248,.08);
  border-radius: 12px;
  padding: 18px;
  margin: 24px 0;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 34px 0;
  margin-top: 46px;
  background: rgba(0,0,0,.15);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 22px;
}

.footer nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.disclaimer {
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 820px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

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

  .footer nav {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 44px;
  }
}

/* Revised transparent Sports Betting Board header logo */
.brand-logo-link {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  line-height: 1;
}

.brand-logo-img {
  display: block;
  width: 250px;
  height: auto;
  max-height: 58px;
  object-fit: contain;
}

@media (max-width: 920px) {
  .brand-logo-img {
    width: 225px;
    max-height: 54px;
  }
}

@media (max-width: 520px) {
  .brand-logo-img {
    width: 195px;
    max-height: 48px;
  }
}


/* Mobile hamburger navigation */
.mobile-menu-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.mobile-menu-toggle:hover {
  background: rgba(255,255,255,.10);
}

.mobile-menu-icon {
  width: 18px;
  height: 12px;
  display: inline-block;
  position: relative;
  border-top: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
}

.mobile-menu-icon::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 18px;
  border-top: 2px solid currentColor;
}

@media (max-width: 820px) {
  .site-header {
    position: sticky;
  }

  .nav {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    min-height: 64px;
    padding: 10px 0;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .nav-links {
    display: none;
    grid-column: 1 / -1;
    width: 100%;
    margin-top: 10px;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(15,31,53,.96);
    box-shadow: 0 18px 50px rgba(0,0,0,.22);
  }

  .nav-links.is-open {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .nav-links a {
    display: block;
    color: var(--text);
    padding: 11px 12px;
    border-radius: 10px;
  }

  .nav-links a:hover {
    background: rgba(255,255,255,.07);
    text-decoration: none;
  }

  .brand-logo-img {
    width: 215px;
    max-height: 52px;
  }
}

@media (max-width: 420px) {
  .mobile-menu-text {
    display: none;
  }

  .brand-logo-img {
    width: 195px;
    max-height: 48px;
  }
}

/* Mobile polish override: spacing, overflow control, and hamburger reliability */
html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

img,
svg,
video,
table {
  max-width: 100%;
}

@media (max-width: 900px) {
  .container {
    width: 100%;
    padding-left: 24px;
    padding-right: 24px;
  }

  .site-header .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .nav {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    min-height: 68px;
    padding: 10px 0;
  }

  .brand-logo-link {
    min-width: 0;
  }

  .brand-logo-img {
    width: 220px;
    max-height: 52px;
  }

  .mobile-menu-toggle {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 8px;
    justify-self: end;
    width: auto;
    min-width: 52px;
    min-height: 46px;
    border: 1px solid rgba(255,255,255,.18) !important;
    background: rgba(255,255,255,.08) !important;
    color: var(--text) !important;
    border-radius: 14px !important;
    padding: 10px 12px !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 14px !important;
    font-weight: 800 !important;
    line-height: 1 !important;
    appearance: none;
    -webkit-appearance: none;
  }

  .mobile-menu-icon {
    width: 20px;
    height: 14px;
    display: inline-block;
    position: relative;
    border-top: 3px solid currentColor;
    border-bottom: 3px solid currentColor;
  }

  .mobile-menu-icon::before {
    content: "";
    position: absolute;
    left: 0;
    top: 4px;
    width: 20px;
    border-top: 3px solid currentColor;
  }

  .nav-links {
    display: none !important;
    grid-column: 1 / -1;
    width: 100%;
    margin-top: 10px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(15,31,53,.98);
    box-shadow: 0 18px 50px rgba(0,0,0,.24);
  }

  .nav-links.is-open {
    display: grid !important;
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .nav-links a {
    display: block;
    color: var(--text);
    padding: 13px 14px;
    border-radius: 11px;
    font-size: 18px;
    line-height: 1.25;
  }

  .nav-links a:hover {
    background: rgba(255,255,255,.07);
    text-decoration: none;
  }

  .hero {
    padding-top: 52px;
  }

  .article {
    padding-top: 52px;
  }

  .article h1,
  .hero h1 {
    overflow-wrap: break-word;
  }

  .lead {
    max-width: 100%;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 22px;
    padding-right: 22px;
  }

  .site-header .container {
    padding-left: 14px;
    padding-right: 14px;
  }

  .brand-logo-img {
    width: 205px;
    max-height: 50px;
  }

  .mobile-menu-text {
    display: none;
  }

  .mobile-menu-toggle {
    min-width: 50px;
    min-height: 44px;
    padding: 10px !important;
  }

  .hero {
    padding-top: 46px;
  }

  .article {
    padding-top: 46px;
  }
}

@media (max-width: 380px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .brand-logo-img {
    width: 190px;
    max-height: 46px;
  }
}

/* Homepage definition and FAQ SEO blocks */
.definition-box {
  max-width: 880px;
  margin: 24px 0 0;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 16px;
  background: rgba(15,31,53,.70);
  box-shadow: 0 18px 60px rgba(0,0,0,.16);
}

.definition-box strong {
  color: var(--text);
  display: block;
  margin-bottom: 6px;
}

.definition-box p {
  margin: 0;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(15,31,53,.76);
  padding: 0;
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 800;
  padding: 18px 20px;
  list-style-position: inside;
}

.faq-list details p {
  padding: 0 20px 18px;
  margin: 0;
}

@media (max-width: 520px) {
  .definition-box {
    margin-top: 20px;
    padding: 16px;
  }

  .faq-list summary {
    padding: 16px;
  }

  .faq-list details p {
    padding: 0 16px 16px;
  }
}

/* Homepage flow cleanup and glossary page */
.lead-secondary {
  margin-top: -4px;
  font-size: 18px;
  color: var(--muted);
}

.section-tight {
  padding-top: 12px;
}

.definition-panel {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 24px;
  align-items: start;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(15,31,53,.78);
  box-shadow: 0 18px 60px rgba(0,0,0,.18);
}

.definition-panel h2 {
  margin-bottom: 0;
}

.definition-panel p {
  font-size: 18px;
  margin-bottom: 0;
}

.split-section {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
  align-items: start;
}

.text-link {
  display: inline-flex;
  margin-top: 8px;
  font-weight: 800;
}

.mini-list ul,
.card ul {
  color: var(--muted);
  margin: 0;
  padding-left: 22px;
}

.mini-list li,
.card li {
  margin-bottom: 10px;
}

.glossary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 28px;
}

.glossary-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(15,31,53,.76);
}

.glossary-item h2 {
  font-size: 22px;
  margin: 0 0 8px;
}

.glossary-item p {
  margin: 0;
}

@media (max-width: 820px) {
  .definition-panel,
  .split-section,
  .glossary-grid {
    grid-template-columns: 1fr;
  }

  .definition-panel {
    padding: 22px;
  }

  .definition-panel p {
    font-size: 17px;
  }
}

@media (max-width: 520px) {
  .lead-secondary {
    font-size: 17px;
  }

  .definition-panel {
    padding: 20px;
  }

  .glossary-item {
    padding: 18px;
  }
}