* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Fredoka', 'Open Sans', sans-serif;
  color: #1d3a3a;
  overflow: hidden;
}

#world {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-color: #6ecccc;
  z-index: 0;
  overflow: hidden;
}

#world canvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 5%;
  gap: 2rem;
  pointer-events: none;
}

.card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 22px;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(50, 134, 133, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.6);
  pointer-events: auto;
}

.invite-card {
  max-width: 380px;
  text-align: center;
}

.title {
  font-family: 'Fredoka', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  background: linear-gradient(135deg, #328685 0%, #630d15 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.subtitle {
  font-size: 1.2rem;
  font-weight: 600;
  color: #328685;
  margin-bottom: 1rem;
}

.description {
  font-size: 1rem;
  line-height: 1.55;
  color: #1d3a3a;
  margin-bottom: 1.5rem;
}

.details-card {
  background: linear-gradient(135deg, rgba(110, 204, 204, 0.18), rgba(99, 13, 21, 0.06));
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  text-align: right;
}

.details-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #328685;
  margin-bottom: 0.75rem;
}

.details-card p {
  font-size: 0.92rem;
  margin: 0.4rem 0;
  color: #1d3a3a;
}

.details-card strong {
  color: #630d15;
  font-weight: 700;
}

.gift-note {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, rgba(99, 13, 21, 0.08), rgba(110, 204, 204, 0.12));
  border: 1px dashed rgba(99, 13, 21, 0.4);
  border-radius: 12px;
  color: #630d15;
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
}

.gift-note span {
  margin-right: 0.35rem;
}

.rsvp-card {
  width: 100%;
  max-width: 400px;
}

.rsvp-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #328685;
  margin-bottom: 0.5rem;
}

.rsvp-question {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: #1d3a3a;
}

.accent {
  color: #630d15;
  font-weight: 700;
}

.rsvp-hint {
  font-size: 0.9rem;
  color: #5a7878;
  margin-bottom: 1.25rem;
}

.rsvp-box {
  position: relative;
  border: 2px solid rgba(110, 204, 204, 0.45);
  background: rgba(110, 204, 204, 0.06);
  border-radius: 18px;
  padding: 1.5rem;
  height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  overflow: hidden;
}

.btn {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
  user-select: none;
}

.btn .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  font-size: 0.8rem;
}

.btn-yes {
  background: linear-gradient(135deg, #2bd17e, #0fa15a);
}

.btn-yes:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 10px 22px rgba(15, 161, 90, 0.35);
}

.btn-no {
  background: linear-gradient(135deg, #ff5e6c, #d62a2a);
}

.btn-no.dodging {
  position: absolute;
  transition: top 0.18s ease, left 0.18s ease;
  z-index: 5;
}

.status {
  position: absolute;
  bottom: 0.9rem;
  left: 0;
  right: 0;
  text-align: center;
  pointer-events: none;
}

.not-happening {
  color: #d62a2a;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.escape-counter {
  font-size: 0.85rem;
  color: #5a7878;
}

.status-yes p {
  color: #0fa15a;
  font-weight: 700;
  font-size: 1.05rem;
}

.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  text-align: center;
  padding: 0.85rem;
  font-size: 0.85rem;
  color: #ffffff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
  z-index: 5;
  pointer-events: none;
  letter-spacing: 0.02em;
}

@media (max-width: 900px) {
  html, body {
    overflow: auto;
    height: auto;
  }

  #world {
    position: fixed;
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 38vh;
  }

  .overlay {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    bottom: auto;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 1rem;
    padding-bottom: calc(38vh + 2.5rem);
    gap: 1rem;
    height: auto;
    min-height: auto;
    pointer-events: auto;
  }

  .invite-card,
  .rsvp-card {
    max-width: 100%;
    width: 100%;
  }

  .title { font-size: 2.2rem; }
  .rsvp-box { height: 240px; }

  .footer {
    bottom: 0.4rem;
  }
}