:root {
  --bg: #faf7f2;
  --card-bg: #ffffff;
  --primary: #b5654a;
  --primary-dark: #93503a;
  --accent: #6f8f6a;
  --text: #33302c;
  --muted: #837c72;
  --border: #e8e1d6;
  --danger: #b5453d;
  --milestone: #d4a017;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

h1, h2 { margin: 0 0 8px; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.15rem; margin-top: 28px; color: var(--primary-dark); }

.screen { min-height: 100vh; }

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-card {
  background: var(--card-bg);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  text-align: center;
  width: 320px;
}
.subtitle { color: var(--muted); margin-bottom: 20px; }
.login-card input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 1rem;
}
.login-card button, .primary-btn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  width: 100%;
}
.login-card button:hover, .primary-btn:hover { background: var(--primary-dark); }

.app-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.app-header nav { display: flex; gap: 8px; flex-wrap: wrap; }
.nav-btn {
  background: transparent;
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 20px;
  cursor: pointer;
  color: var(--text);
  font-size: 0.9rem;
}
.nav-btn.active { background: var(--primary); color: white; border-color: var(--primary); }
.nav-btn.logout { color: var(--danger); border-color: var(--danger); }

main { padding: 20px 24px 60px; max-width: 1100px; margin: 0 auto; }
.view { display: none; }
.view.active { display: block; }
.hint { color: var(--muted); font-size: 0.9rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 10px;
}

.event-card, .member-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  position: relative;
}
.event-card .days { font-size: 0.8rem; color: var(--muted); }
.event-card .name { font-weight: 600; margin: 4px 0; }
.event-card .meta { font-size: 0.85rem; color: var(--muted); }
.event-card.milestone { border-color: var(--milestone); background: #fffaf0; }
.event-card .badge {
  position: absolute; top: 10px; right: 10px;
  background: var(--milestone); color: white;
  font-size: 0.7rem; padding: 2px 8px; border-radius: 10px;
}
.event-card.type-birthday .icon::before { content: "🎂"; }
.event-card.type-anniversary .icon::before { content: "💍"; }
.event-card.type-remembrance .icon::before { content: "🕯️"; }

.member-card { cursor: pointer; }
.member-card .name { font-weight: 600; }
.member-card .age { color: var(--muted); font-size: 0.85rem; }
.member-card.deceased { opacity: 0.75; }

.members-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.members-header .primary-btn { width: auto; }

#tree-container {
  height: 640px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-top: 10px;
}

.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center;
  z-index: 50;
  padding: 20px;
}
.modal {
  background: var(--card-bg);
  border-radius: 14px;
  padding: 24px;
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal label { display: block; margin: 10px 0 4px; font-size: 0.85rem; color: var(--muted); }
.modal input, .modal select, .modal textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
}
.checkbox-label { display: flex; align-items: center; gap: 8px; margin-top: 14px; }
.checkbox-label input { width: auto; }
.modal-actions { display: flex; gap: 8px; margin-top: 18px; justify-content: flex-end; flex-wrap: wrap; }
.secondary-btn {
  background: transparent; border: 1px solid var(--border); padding: 10px 16px; border-radius: 8px; cursor: pointer;
}
.danger-btn {
  background: transparent; border: 1px solid var(--danger); color: var(--danger); padding: 10px 16px; border-radius: 8px; cursor: pointer;
  margin-right: auto;
}
.error-text { color: var(--danger); font-size: 0.85rem; min-height: 18px; margin-top: 8px; }

#detail-content .name { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
#detail-content dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 12px; margin-top: 12px; }
#detail-content dt { color: var(--muted); font-size: 0.85rem; }
#detail-content dd { margin: 0; }

@media (max-width: 600px) {
  .app-header { flex-direction: column; align-items: flex-start; }
}