@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=Jost:wght@300;400;500;600&display=swap');

:root {
  --bg: #4a5045;
  --bg-deep: #333829;
  --glass: rgba(240, 240, 228, 0.06);
  --glass-border: rgba(240, 240, 228, 0.14);
  --glass-strong: rgba(240, 240, 228, 0.1);
  --ink: #e9e6da;
  --ink-dim: #a8ab9c;
  --parchment: #f2ede0;

  --copper: #c2b48f;
  --copper-bright: #d8cba8;

  --rose: #cf9fb3;
  --rose-bright: #e0b8c8;
  --slate: #93a6c0;
  --slate-bright: #aabdd4;

  --line-confirmed: #a8b39d;
  --line-uncertain: #cf9fb3;
  --danger: #b8747c;

  --font-display: 'DM Serif Display', serif;
  --font-body: 'Jost', sans-serif;
  --font-mono: 'Jost', sans-serif;

  --radius: 18px;
  --blur: 18px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: radial-gradient(ellipse at 20% 0%, #5c6350 0%, var(--bg) 45%, var(--bg-deep) 100%);
  color: var(--ink);
  font-family: var(--font-body);
  overflow: hidden;
}

/* faint paper-grain texture over everything */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

button {
  font-family: var(--font-body);
  cursor: pointer;
}

/* ---------- Login gate ---------- */
#gate {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
}

.gate-card {
  width: min(380px, 90vw);
  padding: 48px 40px 40px;
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  text-align: center;
}

.gate-card h1 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.03em;
  font-size: 1.75rem;
  margin: 0 0 14px;
  color: var(--ink);
}

.gate-card .divider {
  width: 36px;
  height: 1px;
  margin: 0 auto 16px;
  background: var(--copper);
  opacity: 0.6;
}

.gate-card p.sub {
  font-size: 0.72rem;
  color: var(--ink-dim);
  margin: 0 0 28px;
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
}

.gate-card input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.2);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  margin-bottom: 16px;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.gate-card input::placeholder { color: rgba(233, 230, 218, 0.4); }
.gate-card input:focus {
  outline: none;
  border-color: var(--copper);
  background: rgba(0,0,0,0.3);
}

.gate-card button.primary {
  width: 100%;
  padding: 14px;
  border-radius: 10px;
  border: none;
  background: var(--copper);
  color: #1a1006;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: background 0.15s ease;
}
.gate-card button.primary:hover { background: var(--copper-bright); }

.gate-error {
  color: var(--danger);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  min-height: 18px;
  margin-bottom: 8px;
}

/* ---------- App shell ---------- */
#app { display: none; height: 100%; }
#app.active { display: block; }

#toolbar {
  position: fixed;
  top: 20px;
  left: 20px;
  right: 20px;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  pointer-events: none;
}

.brand {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.6rem;
  color: var(--parchment);
  letter-spacing: 0.04em;
  pointer-events: auto;
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
}
.brand .eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--copper-bright);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.toolbar-actions {
  display: flex;
  gap: 10px;
  pointer-events: auto;
}

.glass-btn {
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  color: var(--ink);
  font-size: 0.85rem;
  font-family: var(--font-body);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.glass-btn:hover { background: var(--glass-strong); border-color: var(--copper); }
.glass-btn.accent { background: rgba(193,122,78,0.18); border-color: var(--copper); color: var(--copper-bright); }

#add-person-btn {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 10px 16px;
  color: var(--parchment);
}
#add-person-btn:hover { background: var(--glass-strong); border-color: var(--copper); color: var(--copper-bright); }

/* ---------- Canvas ---------- */
#viewport {
  position: absolute;
  inset: 0;
  cursor: grab;
  touch-action: none;
}
#viewport.grabbing { cursor: grabbing; }

#canvas-inner {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: 0 0;
  width: 4000px;
  height: 3000px;
}

#lines-svg {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.rel-line {
  fill: none;
  stroke-width: 2;
}
.rel-line.confirmed { stroke: var(--line-confirmed); }
.rel-line.uncertain { stroke: var(--line-uncertain); stroke-dasharray: 6 6; }
.rel-line.spouse { stroke-width: 1.5; opacity: 0.7; }

.person-card {
  position: absolute;
  width: 168px;
  touch-action: none;
  padding: 14px 14px 12px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  box-shadow: 0 8px 30px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.12);
  cursor: pointer;
  user-select: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.person-card:hover {
  border-color: var(--copper);
  transform: translateY(-2px);
}

.person-card.gender-female { border-color: rgba(207, 159, 179, 0.3); }
.person-card.gender-female:hover { border-color: var(--rose-bright); }
.person-card.gender-female .person-dates { color: var(--rose-bright); }
.person-card.gender-female .person-photo { color: var(--rose); }

.person-card.gender-male { border-color: rgba(147, 166, 192, 0.3); }
.person-card.gender-male:hover { border-color: var(--slate-bright); }
.person-card.gender-male .person-dates { color: var(--slate-bright); }
.person-card.gender-male .person-photo { color: var(--slate); }

.person-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 10px;
  background: rgba(0,0,0,0.3) center/cover no-repeat;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--ink-dim);
  border: 1px solid var(--glass-border);
}

.person-name {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  font-size: 1.2rem;
  color: var(--parchment);
  line-height: 1.2;
}

.person-dates {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--copper-bright);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

/* ---------- Modal ---------- */
#modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5,7,12,0.6);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 30px;
}
#modal-backdrop.active { display: flex; }

.modal {
  width: min(720px, 100%);
  max-height: 86vh;
  overflow-y: auto;
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
  padding: 32px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 16px;
}

.modal-header h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.03em;
  font-size: 2.1rem;
  color: var(--parchment);
  margin: 0 0 6px;
}

.modal-header .dates {
  font-family: var(--font-mono);
  color: var(--copper-bright);
  font-size: 0.85rem;
}

.close-btn {
  background: none;
  border: none;
  color: var(--ink-dim);
  font-size: 1.4rem;
  line-height: 1;
  padding: 4px 8px;
}
.close-btn:hover { color: var(--ink); }

.modal-section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-dim);
  margin: 24px 0 12px;
}

.notes-text {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink);
  white-space: pre-wrap;
}

/* timeline */
.timeline {
  position: relative;
  padding-left: 24px;
  border-left: 2px solid var(--glass-border);
}

.timeline-entry {
  position: relative;
  margin-bottom: 22px;
  padding: 14px 16px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
}
.timeline-entry::before {
  content: '';
  position: absolute;
  left: -30px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--copper);
  box-shadow: 0 0 0 3px var(--bg);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--copper-bright);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.timeline-title {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  font-size: 1.2rem;
  color: var(--parchment);
  margin-bottom: 4px;
}

.timeline-img {
  max-width: 100%;
  border-radius: 8px;
  margin-top: 8px;
  display: block;
}

.timeline-body {
  font-size: 0.88rem;
  color: var(--ink);
  line-height: 1.5;
  white-space: pre-wrap;
}

.timeline-source {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  border: 1px solid var(--glass-border);
  padding: 3px 8px;
  border-radius: 20px;
}

/* forms inside modal */
.field-row { display: flex; gap: 10px; margin-bottom: 10px; }
.field-row > * { flex: 1; }

.modal input, .modal select, .modal textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.25);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.88rem;
}
.modal textarea { resize: vertical; min-height: 70px; }
.modal label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  display: block;
  margin-bottom: 4px;
}

.form-actions { display: flex; gap: 10px; margin-top: 14px; }

.zoom-controls {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
}
.zoom-controls .glass-btn { width: 44px; height: 44px; justify-content: center; padding: 0; font-size: 1.2rem; }

@media (max-width: 640px) {
  .modal { padding: 22px; }
  .person-card { width: 140px; }
}