* {
  box-sizing: border-box;
}

:root {
  --blue: #0b56d8;
  --blue-dark: #063a93;
  --red: #d71920;
  --green: #4ea943;
  --aqua: #dff8ff;
  --ink: #172033;
  --muted: #5a667a;
  --line: #d8e4f0;
  --bg: #f6fbff;
  --card: #ffffff;
  --shadow: 0 20px 50px rgba(20, 76, 130, 0.14);
  --radius: 22px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(11, 86, 216, 0.12), transparent 30rem),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
  line-height: 1.5;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--aqua);
  border: 2px solid #b7eaf6;
  font-size: 24px;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 1.05rem;
}

.brand small {
  color: var(--muted);
  font-size: 0.82rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  padding: 10px 12px;
  border-radius: 999px;
}

.site-nav a:hover {
  background: var(--aqua);
}

.menu-btn {
  display: none;
  border: 1px solid var(--line);
  background: white;
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 700;
}

.hero {
  padding: 64px 0 44px;
  background:
    linear-gradient(90deg, rgba(11, 86, 216, 0.08), rgba(78, 169, 67, 0.08)),
    repeating-linear-gradient(0deg, rgba(11, 86, 216, 0.08) 0 12px, transparent 12px 54px);
}

.hero-grid,
.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 28px;
  align-items: start;
}

.eyebrow {
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
  font-size: 0.82rem;
  margin: 0 0 10px;
}

h1,
h2,
h3 {
  line-height: 1.08;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  color: var(--blue);
  letter-spacing: -0.05em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
}

h3 {
  font-size: 1.25rem;
}

.lead {
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  color: var(--muted);
  max-width: 670px;
}

.event-cards,
.details-grid {
  display: grid;
  gap: 16px;
}

.event-cards {
  grid-template-columns: repeat(3, 1fr);
  margin: 28px 0;
}

.mini-card,
.card,
.hero-panel,
.flyer-card,
.admin-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mini-card {
  padding: 18px;
}

.mini-card span {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
}

.mini-card strong {
  display: block;
  color: var(--blue-dark);
  font-size: 1.35rem;
}

.hero-actions,
.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border: 0;
  border-radius: 999px;
  min-height: 46px;
  padding: 12px 18px;
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
}

.btn.primary {
  background: var(--red);
  color: white;
}

.btn.secondary {
  background: white;
  color: var(--blue-dark);
  border: 2px solid var(--blue);
}

.btn.disabled {
  opacity: 0.55;
  pointer-events: none;
}

.hero-panel {
  padding: 28px;
  border-top: 8px solid var(--green);
}

.note {
  color: var(--blue-dark);
  font-weight: 800;
}

.section {
  padding: 58px 0;
}

.form-card,
.flyer-card,
.card,
.admin-card {
  padding: 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  font-weight: 800;
  color: var(--ink);
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid #bdcadd;
  border-radius: 14px;
  padding: 10px 12px;
  font: inherit;
}

input:focus {
  outline: 3px solid rgba(11, 86, 216, 0.18);
  border-color: var(--blue);
}

.submit-btn {
  margin-top: 18px;
}

.form-message {
  min-height: 24px;
  font-weight: 800;
}

.form-message.success {
  color: #157347;
}

.form-message.error {
  color: #b02a37;
}

.flyer-card iframe {
  width: 100%;
  height: 560px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  margin: 12px 0;
}

.details-section {
  background:
    linear-gradient(180deg, rgba(223, 248, 255, 0.6), rgba(255, 255, 255, 0.2));
}

.details-grid {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  box-shadow: 0 12px 34px rgba(20, 76, 130, 0.1);
}

.card h3 {
  color: var(--blue-dark);
}

.admin-card {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.site-footer {
  padding: 30px 0;
  background: var(--blue-dark);
  color: white;
}

.site-footer p {
  margin: 6px 0;
}

@media (max-width: 850px) {
  .menu-btn {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: white;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
  }

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

  .hero-grid,
  .two-col,
  .form-grid,
  .details-grid {
    grid-template-columns: 1fr;
  }

  .event-cards {
    grid-template-columns: 1fr;
  }

  .flyer-card iframe {
    height: 480px;
  }

  .admin-card {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-actions {
    flex-direction: column;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .admin-section,
  .site-footer,
  .btn {
    display: none !important;
  }

  body {
    background: white;
  }

  .card,
  .hero-panel,
  .flyer-card,
  .admin-card,
  .mini-card {
    box-shadow: none;
  }
}