/* ══════════════════════════════════════════════════════════════
   Welcome overlay — first visit only
   ══════════════════════════════════════════════════════════════ */
.welcome-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27, 58, 107, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
  padding: 1.5rem;
}
.welcome-overlay.welcome-visible {
  opacity: 1;
  pointer-events: auto;
}
.welcome-overlay.welcome-hiding {
  opacity: 0;
  pointer-events: none;
}
.welcome-card {
  background: var(--color-secondary, #ffffff);
  max-width: 620px;
  width: 100%;
  padding: 2.5rem 2.5rem 2rem;
  border-left: 5px solid var(--color-accent-warm, #FFBD0A);
  box-shadow: 0 8px 40px rgba(0,0,0,0.35);
  text-align: left;
  transform: translateY(12px);
  transition: transform 0.45s ease;
}
.welcome-visible .welcome-card {
  transform: translateY(0);
}
.welcome-hiding .welcome-card {
  transform: translateY(-12px);
}
.welcome-icon {
  margin-bottom: 1rem;
}
.welcome-title {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary, #1B3A6B);
  margin: 0 0 1.2rem;
  line-height: 1.3;
}
.welcome-text {
  font-family: var(--font-body, 'Lexend', sans-serif);
  font-size: 0.95rem;
  color: var(--color-text, #1a1a2e);
  line-height: 1.7;
  margin: 0 0 0.7rem;
}
.welcome-sign {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary, #1B3A6B);
  margin: 1rem 0 1.5rem;
}
.welcome-btn {
  display: inline-block;
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.7rem 2rem;
  background: var(--color-primary, #1B3A6B);
  color: var(--color-secondary, #ffffff);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
}
.welcome-btn:hover {
  background: var(--color-primary-light, #2A5298);
  transform: translateY(-1px);
}
.welcome-btn:focus-visible {
  outline: 2px solid var(--color-accent-warm, #FFBD0A);
  outline-offset: 2px;
}

/* Dark mode */
html[data-theme="dark"] .welcome-overlay {
  background: rgba(15, 23, 42, 0.92);
}
html[data-theme="dark"] .welcome-card {
  background: var(--dm-surface, #1e293b);
  border-left-color: var(--color-accent-warm, #FFBD0A);
}
html[data-theme="dark"] .welcome-title {
  color: var(--dm-text-heading, #e2e8f0);
}
html[data-theme="dark"] .welcome-text {
  color: var(--dm-text-body, #cbd5e1);
}
html[data-theme="dark"] .welcome-sign {
  color: var(--color-accent-warm, #FFBD0A);
}

@media (max-width: 600px) {
  .welcome-card { padding: 1.5rem 1.2rem 1.2rem; }
  .welcome-title { font-size: 1.3rem; }
  .welcome-text { font-size: 0.88rem; }
}

/* ══════════════════════════════════════════════════════════════
   Card weeks badges
   ══════════════════════════════════════════════════════════════ */
.card-weeks {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border, #e5e7eb);
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.card-badge-week {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
  line-height: 1.4;
  background: #f3f1e6;
  color: #6b5d41;
}

/* ══════════════════════════════════════════════════════════════
   Dark mode
   ══════════════════════════════════════════════════════════════ */
html[data-theme="dark"] .card-badge-week {
  background: rgba(148, 163, 184, 0.15);
  color: var(--dm-text-muted);
}