:root {
  --ink: #172033;
  --muted: #607086;
  --red: #d71920;
  --red-dark: #a80f15;
  --gold: #f4b942;
  --paper: #ffffff;
  --surface: #f4f6f9;
  --line: #dce2ea;
  --shadow: 0 14px 35px rgba(15, 28, 47, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}
a { color: inherit; }
.hero {
  position: relative;
  color: white;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(9,18,32,.90), rgba(94,10,15,.90)),
    repeating-linear-gradient(90deg, transparent 0 88px, rgba(255,255,255,.035) 88px 90px),
    #172033;
  border-bottom: 7px solid var(--gold);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 5%, rgba(255,255,255,.16), transparent 42%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 980px;
  margin: 0 auto;
  padding: 76px 24px 82px;
}
.eyebrow {
  margin: 0 0 8px;
  color: var(--red);
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
  font-size: .82rem;
}
.hero .eyebrow { color: #ffd276; }
h1, h2, h3 { line-height: 1.15; }
h1 { margin: 0; font-size: clamp(2.45rem, 7vw, 5.35rem); letter-spacing: -.04em; }
.tagline { margin: 18px auto 30px; max-width: 690px; color: #e8edf5; font-size: clamp(1rem, 2vw, 1.3rem); }
.button {
  display: inline-block;
  margin: 5px;
  padding: 13px 20px;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
  transition: transform .18s ease, background .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary { color: white; background: var(--red); }
.button.primary:hover { background: var(--red-dark); }
.button.secondary { color: white; border: 2px solid rgba(255,255,255,.75); }
.section { max-width: 1240px; margin: 0 auto; padding: 70px 24px; }
.section-heading { text-align: center; max-width: 740px; margin: 0 auto 34px; }
.section-heading h2 { margin: 0 0 12px; font-size: clamp(2rem, 4vw, 3rem); }
.section-heading p:last-child { color: var(--muted); }
.week-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(215px, 1fr));
  gap: 22px;
}
.week-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  box-shadow: 0 7px 20px rgba(20, 34, 55, .07);
  transition: transform .18s ease, box-shadow .18s ease;
}
.week-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.sheet-preview { display: block; background: #e8ecf2; aspect-ratio: 17/22; overflow: hidden; }
.sheet-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.week-card-body { padding: 16px; }
.week-card h3 { margin: 0 0 12px; font-size: 1.3rem; }
.card-actions { display: flex; gap: 10px; }
.card-actions a {
  flex: 1;
  text-align: center;
  padding: 9px 10px;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid var(--line);
}
.card-actions a:last-child { color: white; background: var(--red); border-color: var(--red); }
.rules-section { padding-top: 35px; }
.rules-card {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px;
  text-align: center;
  background: white;
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.rules-card img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
footer { padding: 30px 20px; color: #dce5f0; text-align: center; background: #172033; }
@media (max-width: 560px) {
  .hero-inner { padding: 56px 18px 62px; }
  .section { padding: 54px 16px; }
  .week-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .week-card-body { padding: 12px; }
  .card-actions { flex-direction: column; gap: 7px; }
}