/* =====================================================
   Michigan Sportsbook Promos — style.css
   Aurora UI · Inter / Playfair Display · ~18KB
   ===================================================== */

/* 1. Custom properties */
:root {
  --c-primary: #ff0000;
  --c-secondary: #ff1493;
  --c-ink: #261717;
  --c-ink-90: rgba(38,23,23,0.9);
  --c-bg: #0e0808;
  --c-surface: #1a0f0f;
  --c-surface-2: #231313;
  --c-border: rgba(255,20,147,0.22);
  --c-text: #f5eaea;
  --c-muted: #b09090;
  --c-link: #ff6b8a;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --r: 10px;
  --max-w: 1180px;
  --col-gap: 2rem;
  --transition: 0.25s ease;
}

/* 2. Reset & base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--c-link); text-decoration: underline; transition: opacity var(--transition); }
a:hover { opacity: 0.82; }

p { margin-bottom: 1.1em; }
ul, ol { padding-left: 1.4em; margin-bottom: 1em; }
li { margin-bottom: 0.3em; }

h1, h2, h3, h4 { font-family: var(--font-sans); font-weight: 800; line-height: 1.2; color: #fff; }
h1 { font-size: clamp(1.8rem, 4vw, 3rem); margin-bottom: 0.5em; }
h2 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); margin: 1.6em 0 0.6em; }
h3 { font-size: clamp(1.05rem, 2vw, 1.3rem); margin: 1.2em 0 0.4em; }

/* Heading decoration: h2 > span, h3 > span */
h2 > span, h3 > span {
  background: linear-gradient(90deg, #fff 0%, var(--c-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* SR-only */
.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* 3. Aurora mesh gradient background */
.aurora-mesh, .hero-bg-aurora {
  position: absolute; inset: 0; z-index: 0; overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(255,0,0,0.35) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 60%, rgba(255,20,147,0.3) 0%, transparent 55%),
    radial-gradient(ellipse 100% 80% at 50% 100%, rgba(38,23,23,0.9) 0%, transparent 70%),
    var(--c-bg);
  background-size: 200% 200%;
  animation: aurora 10s ease-in-out infinite alternate;
  filter: saturate(1.25);
}

@keyframes aurora {
  0%   { background-position: 0% 0%; }
  33%  { background-position: 60% 30%; }
  66%  { background-position: 40% 70%; }
  100% { background-position: 100% 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .aurora-mesh, .hero-bg-aurora { animation: none; }
}

/* 4. Header */
.site-header-wrap {
  position: sticky; top: 0; z-index: 200;
  background: rgba(14,8,8,0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
}

.site-header { max-width: var(--max-w); margin: 0 auto; padding: 0 1rem; }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 60px;
}

/* Brand */
.brand-center { flex: 0 0 auto; }
.brand-link {
  display: flex; align-items: center; gap: 0.5rem;
  text-decoration: none; color: #fff;
}
.brand-name {
  font-family: var(--font-sans); font-weight: 800;
  font-size: 1rem; letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--c-primary), var(--c-secondary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.logo-mark { border-radius: 6px; }

/* Nav (details/summary) */
.nav-left { display: flex; align-items: center; }

.nav-details { position: relative; }

.nav-toggle {
  list-style: none;
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  cursor: pointer;
  color: #fff;
  font-size: 1.2rem;
}
.nav-toggle::-webkit-details-marker { display: none; }

.nav-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 220px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  list-style: none;
  padding: 0.5rem 0;
  z-index: 300;
  box-shadow: 0 8px 32px rgba(0,0,0,0.55);
}

.nav-menu li a {
  display: block;
  padding: 0.65rem 1.1rem;
  color: var(--c-text);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.nav-menu li a:hover {
  background: rgba(255,20,147,0.12);
  color: #fff;
}

/* Desktop: show nav inline on wide screens */
@media (min-width: 769px) {
  .nav-details { display: flex; align-items: center; }
  .nav-toggle { display: none; }
  .nav-menu {
    position: static;
    display: flex !important;
    flex-direction: row;
    gap: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    min-width: 0;
  }
  .nav-menu li a {
    padding: 0.5rem 0.7rem;
    font-size: 0.85rem;
    white-space: nowrap;
    border-radius: 6px;
  }
  /* Override details open/close on desktop */
  .nav-details .nav-menu { display: flex !important; }
}

/* Mobile: collapse nav links */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu { display: none; }
  .nav-details[open] .nav-menu { display: block; }
}

/* CTA buttons */
.header-ctas {
  display: flex; align-items: center; gap: 0.4rem;
  flex-shrink: 0;
}

.cta {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.55rem 0.9rem;
  border-radius: var(--r);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.01em;
  min-height: 44px;
  transition: filter var(--transition), transform var(--transition);
  white-space: nowrap;
}
.cta:hover { filter: brightness(1.12); transform: translateY(-1px); }

.cta-signup {
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  color: #fff;
  border: none;
}

.cta-login {
  background: transparent;
  color: var(--c-secondary);
  border: 1.5px solid var(--c-secondary);
}

/* 5. Hero — home */
.hero--home {
  position: relative; overflow: hidden;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: flex-end;
}

.hero-media {
  position: absolute; inset: 0; z-index: 1;
}
.hero-media .hero-img {
  width: 100%; height: 100%; object-fit: cover; object-position: center;
}

.hero-copy {
  position: relative; z-index: 3;
  max-width: 520px;
  padding: 3rem 2.5rem 5rem 2rem;
  text-align: right;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,20,147,0.18);
  border: 1px solid var(--c-secondary);
  color: var(--c-secondary);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.hero-h1 {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.1;
  color: #fff;
  text-shadow: 0 2px 20px rgba(0,0,0,0.6);
  margin-bottom: 1rem;
}

.hero-sub {
  font-size: 1.05rem;
  color: rgba(245,234,234,0.85);
  margin-bottom: 1.6rem;
}

.hero-cta {
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--r);
  text-decoration: none;
  min-height: 48px;
  box-shadow: 0 4px 24px rgba(255,0,0,0.35);
  transition: filter var(--transition), transform var(--transition);
}
.hero-cta:hover { filter: brightness(1.15); transform: translateY(-2px); }

.hero-curve {
  position: absolute; bottom: -2px; left: 0; right: 0; z-index: 4;
  height: 70px;
  background: var(--c-bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}

/* Ranking / compare hero (compact) */
.ranking-hero, .compare-hero {
  position: relative; overflow: hidden;
  min-height: 340px;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
}

.ranking-hero-copy, .compare-hero-copy {
  position: relative; z-index: 2;
  max-width: 700px;
  padding: 4rem 1.5rem 5rem;
}

/* 6. Layout: main > div.wrap > article > section */
main { padding: 0; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 1.25rem;
}

.inner-section {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--col-gap);
  align-items: start;
}

/* aside to the LEFT of content */
.sidebar {
  position: sticky; top: 80px;
  grid-column: 1;
}

.sidebar-inner {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  padding: 1.25rem;
}

.sidebar-inner h2, .sidebar-inner h3 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0.8rem 0 0.5rem;
  color: var(--c-muted);
}
.sidebar-inner h2:first-child, .sidebar-inner h3:first-child { margin-top: 0; }

.sidebar-links {
  list-style: none; padding: 0; margin: 0 0 1rem;
}
.sidebar-links li { margin: 0; }
.sidebar-links li a {
  display: block;
  padding: 0.45rem 0.5rem;
  font-size: 0.88rem;
  color: var(--c-text);
  text-decoration: none;
  border-radius: 6px;
  min-height: 44px;
  display: flex; align-items: center;
  transition: background var(--transition);
}
.sidebar-links li a:hover { background: rgba(255,20,147,0.1); color: #fff; }

.sidebar-rg {
  font-size: 0.72rem;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border);
  padding-top: 0.75rem;
  margin-top: 0.75rem;
  line-height: 1.4;
}

.sidebar-btn {
  display: block;
  text-align: center;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.6rem 1rem;
  border-radius: var(--r);
  text-decoration: none;
  min-height: 44px;
  display: flex; align-items: center; justify-content: center;
  margin-top: 0.75rem;
}

.sidebar-cta-block p { font-size: 0.83rem; color: var(--c-muted); margin-bottom: 0; }

/* section areas */
.home-body, .review-body, .ranking-body, .compare-body, .about-body, .privacy-body, .data-body {
  grid-column: 2;
  min-width: 0;
}

.inner-section--full { grid-template-columns: 240px 1fr; }

/* 7. Body content */
.body-content { max-width: 760px; }

.body-content h2 { margin-top: 2rem; }
.body-content a { color: var(--c-link); text-decoration: underline; }
.body-content a:hover { color: #fff; }

/* tables */
.body-content table {
  width: 100%; border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1.5rem 0;
}
.body-content th, .body-content td {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--c-border);
  text-align: left;
}
.body-content th { background: var(--c-surface-2); font-weight: 700; color: #fff; }
.body-content tr:nth-child(even) td { background: rgba(255,255,255,0.03); }

/* blockquote */
.body-content blockquote {
  border-left: 3px solid var(--c-primary);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: var(--c-surface);
  border-radius: 0 var(--r) var(--r) 0;
  font-style: italic;
  color: var(--c-muted);
}

/* 8. Byline */
.byline {
  font-size: 0.88rem;
  color: var(--c-muted);
  margin-bottom: 1.5rem;
  display: flex; align-items: center; flex-wrap: wrap; gap: 0.25rem;
}
.byline strong { color: var(--c-text); }
.byline time { color: var(--c-secondary); }

/* Stage badge */
.stage-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  margin-bottom: 0.5rem;
}
.stage-awareness   { background: rgba(255,0,0,0.15); color: var(--c-primary); border: 1px solid var(--c-primary); }
.stage-consideration { background: rgba(255,20,147,0.15); color: var(--c-secondary); border: 1px solid var(--c-secondary); }
.stage-decision    { background: rgba(255,165,0,0.15); color: #ffa500; border: 1px solid #ffa500; }

/* 9. Review hero */
.review-hero-wrap {
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 2rem;
  min-height: 260px;
  background: var(--c-surface);
}
.review-hero-img { width: 100%; height: 280px; object-fit: cover; }
.review-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(14,8,8,0.9) 30%, transparent 80%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.5rem;
}
.review-hero-overlay h1 { margin-bottom: 0.25rem; }

/* 10. Home content article */
.home-content-section {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--col-gap);
  align-items: start;
}

/* Child cards (dl > dt > a + dd) */
.child-cards { margin: 2.5rem 0; }
.card-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.card-list dt {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  padding: 0.85rem 1rem 0;
  font-weight: 700;
}
.card-list dt a {
  color: #fff;
  text-decoration: none;
  font-size: 0.95rem;
  display: block;
  min-height: 44px;
  display: flex; align-items: center;
}
.card-list dt a:hover { color: var(--c-secondary); }
.card-list dd {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: none;
  border-radius: 0 0 var(--r) var(--r);
  padding: 0.5rem 1rem 0.85rem;
  font-size: 0.83rem;
  color: var(--c-muted);
  margin: 0;
}

/* Spotlight cards */
.spotlight-grid { margin-top: 3rem; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.1rem;
  margin-top: 1rem;
}
.spotlight-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  padding: 1.25rem;
  transition: border-color var(--transition), transform var(--transition);
}
.spotlight-card:hover {
  border-color: var(--c-secondary);
  transform: translateY(-2px);
}
.card-eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-secondary);
  margin-bottom: 0.4rem;
}
.spotlight-card h3 { font-size: 1rem; margin: 0 0 0.5rem; }
.spotlight-card h3 a { color: #fff; text-decoration: none; }
.spotlight-card h3 a:hover { color: var(--c-secondary); }
.spotlight-card p { font-size: 0.85rem; color: var(--c-muted); margin-bottom: 0.75rem; }
.read-more {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-secondary);
  text-decoration: none;
}

/* 11. Rank summary */
.rank-summary { margin-top: 1.25rem; }
.rank-toc { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.rank-toc li {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--c-border);
  font-size: 0.85rem;
  color: var(--c-text);
}
.rank-toc li:last-child { border-bottom: none; }
.rank-num {
  font-size: 0.72rem; font-weight: 800;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  min-width: 22px;
}

/* 12. Author article */
.author-section { margin: 2rem 0; }
.author-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  padding: 1.5rem;
  margin-top: 1rem;
}
.author-name { font-size: 1.1rem; font-weight: 800; color: #fff; margin-bottom: 0.25rem; }
.author-credentials {
  font-size: 0.82rem; font-weight: 600;
  color: var(--c-secondary);
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
}
.author-bio { font-size: 0.93rem; color: var(--c-muted); margin: 0; }

/* 13. Footer */
.site-footer {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 3rem 1.25rem 2rem;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 2.5rem;
}

.footer-brand {
  display: flex; align-items: center; gap: 0.5rem;
  font-weight: 800; font-size: 1rem; color: #fff;
  margin-bottom: 0.75rem;
}
.footer-desc { font-size: 0.85rem; color: var(--c-muted); margin-bottom: 1rem; }

.footer-address {
  font-size: 0.82rem;
  color: var(--c-muted);
  font-style: normal;
  line-height: 1.6;
}
.footer-address a { color: var(--c-link); font-size: 0.82rem; }

.footer-heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 0.75rem;
}

.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin: 0; }
.footer-col ul li a {
  display: block;
  padding: 0.35rem 0;
  font-size: 0.87rem;
  color: var(--c-text);
  text-decoration: none;
  min-height: 44px;
  display: flex; align-items: center;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--c-secondary); }

/* Subscribe form */
.footer-subscribe { margin-top: 1.5rem; }
.footer-subscribe-label { font-size: 0.8rem; color: var(--c-muted); margin-bottom: 0.5rem; }
.subscribe-form { display: flex; gap: 0.4rem; }
.subscribe-form input[type="email"] {
  flex: 1;
  padding: 0.55rem 0.75rem;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  color: var(--c-text);
  font-size: 0.85rem;
  min-height: 44px;
}
.subscribe-form input[type="email"]::placeholder { color: var(--c-muted); }
.subscribe-form button {
  padding: 0.55rem 1rem;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 0.82rem;
  border: none;
  border-radius: var(--r);
  cursor: pointer;
  min-height: 44px;
  white-space: nowrap;
  transition: filter var(--transition);
}
.subscribe-form button:hover { filter: brightness(1.12); }

/* Footer bar */
.footer-bar {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--c-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}
.footer-copy { font-size: 0.78rem; color: var(--c-muted); }
.footer-rg {
  font-size: 0.72rem;
  color: var(--c-muted);
  text-align: right;
  max-width: 480px;
  line-height: 1.4;
}

/* 14. Stagger animation */
.card-grid .spotlight-card,
.card-list dt,
.card-list dd {
  animation: fadeUp 0.5s both;
}

.card-grid .spotlight-card:nth-child(1) { animation-delay: 0.05s; }
.card-grid .spotlight-card:nth-child(2) { animation-delay: 0.1s; }
.card-grid .spotlight-card:nth-child(3) { animation-delay: 0.15s; }
.card-grid .spotlight-card:nth-child(4) { animation-delay: 0.2s; }
.card-grid .spotlight-card:nth-child(5) { animation-delay: 0.25s; }
.card-grid .spotlight-card:nth-child(6) { animation-delay: 0.3s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .card-grid .spotlight-card,
  .card-list dt, .card-list dd { animation: none; }
}

/* 15. Responsive */
@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-col--brand { grid-column: 1 / -1; }

  .inner-section,
  .home-content-section { grid-template-columns: 200px 1fr; }
}

@media (max-width: 768px) {
  .inner-section,
  .home-content-section { grid-template-columns: 1fr; }

  .sidebar { position: static; grid-row: 2; }
  .home-body, .review-body, .ranking-body, .compare-body, .about-body, .privacy-body, .data-body {
    grid-column: 1; grid-row: 1;
  }

  .hero-copy { max-width: 100%; text-align: left; padding: 6rem 1.25rem 4rem; }
  .hero--home { min-height: 90vh; }

  .ranking-hero-copy, .compare-hero-copy { padding: 5rem 1.25rem 4rem; }

  .footer-inner { grid-template-columns: 1fr; gap: 1.75rem; }
  .footer-bar { flex-direction: column; align-items: flex-start; }
  .footer-rg { text-align: left; max-width: 100%; }
}

@media (max-width: 480px) {
  .header-inner { gap: 0.5rem; }
  .brand-name { font-size: 0.82rem; }
  .cta { font-size: 0.75rem; padding: 0.5rem 0.65rem; }
  .card-grid { grid-template-columns: 1fr; }
  .card-list { grid-template-columns: 1fr; }
  .subscribe-form { flex-direction: column; }
  h1 { font-size: 1.55rem; }
}

/* 16. Utility */
.visually-hidden { display: none; }

a[data-cta],button[aria-controls]{min-height:44px;min-width:44px;box-sizing:border-box}main p a{text-decoration:underline}