:root {
  --bg-start: #f9fbff;
  --bg-end: #eef6ff;
  --evergreen: #0f3d30;
  --holly: #b31b2c;
  --gold: #d4a017;
  --ink: #0f1b2d;
  --muted: #5a6b7a;
  --card: rgba(255, 255, 255, 0.9);
  --shadow: 0 15px 40px rgba(15, 27, 45, 0.08);
  --radius: 18px;
  --transition: 200ms ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg-start), var(--bg-end));
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(rgba(255, 255, 255, 0.7) 1px, transparent 0),
    radial-gradient(rgba(255, 255, 255, 0.6) 1px, transparent 0);
  background-size: 120px 120px, 180px 180px;
  opacity: 0.35;
  mix-blend-mode: screen;
}

.snow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(2px 2px at 20px 30px, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(2px 2px at 120px 80px, rgba(255, 255, 255, 0.65), transparent),
    radial-gradient(2px 2px at 220px 10px, rgba(255, 255, 255, 0.6), transparent);
  background-size: 300px 300px;
  animation: snowfall 16s linear infinite;
  opacity: 0.45;
}

@media (prefers-reduced-motion: reduce) {
  .snow {
    animation: none;
  }
}

@keyframes snowfall {
  0% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(20px);
  }
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding: 32px 0 64px;
  position: relative;
  z-index: 1;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--evergreen);
  text-decoration: none;
  letter-spacing: 0.4px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(179, 27, 44, 0.08);
  color: var(--holly);
  font-weight: 600;
  font-size: 14px;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  backdrop-filter: blur(6px);
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 12px 0 24px;
}

.hero h1 {
  font-size: clamp(30px, 5vw, 44px);
  margin: 0 0 12px;
  color: var(--evergreen);
}

.hero p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 18px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, #1a6d52, var(--evergreen));
  box-shadow: 0 10px 25px rgba(15, 61, 48, 0.2);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(15, 61, 48, 0.25);
  filter: saturate(1.05);
}

.button.secondary {
  background: transparent;
  color: var(--evergreen);
  border-color: rgba(15, 61, 48, 0.18);
  box-shadow: none;
}

.steps, .trust {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.step {
  border-left: 4px solid rgba(15, 61, 48, 0.15);
}

.step h3 {
  margin: 0 0 8px;
}

.muted {
  color: var(--muted);
  margin: 0;
}

.footer {
  margin-top: 32px;
  font-size: 14px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

input, textarea, select, button {
  font-family: inherit;
}

.form {
  display: grid;
  gap: 12px;
}

label {
  font-weight: 600;
  color: var(--evergreen);
}

input[type="text"], input[type="number"], textarea, select {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(15, 27, 45, 0.12);
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transition: border-color var(--transition), box-shadow var(--transition);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: rgba(26, 109, 82, 0.5);
  box-shadow: 0 0 0 3px rgba(26, 109, 82, 0.12);
}

textarea {
  min-height: 140px;
}

.exclusions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  align-items: end;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: rgba(26, 109, 82, 0.08);
  border-radius: 999px;
  color: var(--evergreen);
  font-weight: 600;
}

.tag button {
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--holly);
}

.participant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.participant-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 4px solid rgba(26, 109, 82, 0.16);
}

.small {
  font-size: 14px;
  color: var(--muted);
}

.banner {
  background: linear-gradient(135deg, rgba(179, 27, 44, 0.1), rgba(15, 61, 48, 0.1));
  border: 1px dashed rgba(15, 61, 48, 0.25);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 27, 45, 0.35);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.modal {
  background: #fff;
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: min(420px, 92%);
}

.modal header {
  margin: 0 0 12px;
}

.modal header h3 {
  margin: 0;
}

.meta {
  font-size: 14px;
  color: var(--muted);
}

.gift-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 560px) {
  .gift-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .gift-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.gift-card {
  border: 1px solid rgba(15, 27, 45, 0.08);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(15, 27, 45, 0.07);
  background: #fff;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}

@media (hover: hover) and (pointer: fine) {
  .gift-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(15, 27, 45, 0.12);
  }
}

.gift-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: linear-gradient(135deg, #eef6ff, #f9fbff);
}

.gift-card-body {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(15, 61, 48, 0.08);
  color: var(--evergreen);
  font-weight: 700;
  font-size: 13px;
}

.gift-card a {
  color: #fff;
  background: linear-gradient(135deg, #1a6d52, var(--evergreen));
  text-decoration: none;
  border-radius: 10px;
  padding: 10px 12px;
  text-align: center;
  font-weight: 700;
  transition: transform var(--transition), box-shadow var(--transition);
}

.gift-card a:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(15, 61, 48, 0.18);
}

.alert {
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(179, 27, 44, 0.08);
  color: var(--holly);
  border: 1px solid rgba(179, 27, 44, 0.25);
}

@media (max-width: 640px) {
  header {
    flex-direction: column;
    align-items: flex-start;
  }
  .banner {
    flex-direction: column;
    align-items: flex-start;
  }
}