/* ---------------------------------------------------
   Arbre généalogique — design épuré
   Palette : papier / encre / sauge (voir tokens ci-dessous)
--------------------------------------------------- */

:root {
  --paper: #EFEEE8;
  --paper-raised: #FBFAF7;
  --ink: #232A24;
  --ink-soft: #64705F;
  --ink-faint: #9AA394;
  --line: #B7C0AC;
  --line-soft: #DAD9CE;
  --rule: #D6D3C6;
  --accent: #52644E;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --card-w: 240px;
  --col-gap: 88px;
  --row-gap: 40px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

/* -------------------- Header -------------------- */

.page-header {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 32px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-header h1 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 5vw, 48px);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.subtitle {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.6;
}

/* -------------------- Tree layout -------------------- */

.tree-container {
  position: relative;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 24px 64px 96px;
  margin: auto;
  scrollbar-color: var(--line-soft) transparent;
}

/* -------------------- Zoom -------------------- */
 
.zoom-controls {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 500;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 999px;
  box-shadow: 0 4px 16px rgba(35, 42, 36, 0.1);
}
 
.zoom-btn,
.zoom-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease;
}
 
.zoom-btn:hover,
.zoom-icon-btn:hover {
  background: var(--paper);
  color: var(--accent);
}
 
.zoom-icon-btn svg {
  width: 15px;
  height: 15px;
  display: block;
}
 
/* tree-canvas garde toujours sa taille naturelle (non transformée) ;
   tree-canvas-outer est redimensionné en JS pour occuper exactement
   l'espace visuel du contenu zoomé, sinon un transform: scale() seul
   laisserait un vide (transform ne réduit pas l'espace occupé dans
   la page, seulement l'apparence). */
.tree-canvas-outer {
  position: relative;
}
 
.tree-canvas {
  transform-origin: top left;
}

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

.tree-lines path {
  fill: none;
  stroke: var(--line);
  stroke-width: 1.4;
  transition: stroke-width 150ms ease, stroke 150ms ease;
}

.tree-lines path.hl-thick {
  stroke: var(--accent);
  stroke-width: 3;
}

.tree-lines circle.hl-thick {
  stroke: var(--accent);
  stroke-width: 2.6;
}

.tree-lines circle {
  fill: var(--paper);
  stroke: var(--line);
  stroke-width: 1.4;
}

.tree-generations {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--col-gap);
  width: max-content;
  min-width: 100%;
  justify-content: center;
  padding-right: 64px;
}

.generation {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: var(--card-w);
  flex: 0 0 var(--card-w);
}

.generation-label {
  position: sticky;
  top: 0;
  margin-bottom: 28px;
  padding-bottom: 10px;
  width: 100%;
  text-align: center;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  background: var(--paper);
}

.generation-people {
  position: relative;
  width: 100%;
}

.generation-unit {
  position: absolute;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
}

/* -------------------- Person card -------------------- */

.person {
  position: relative;
  width: 100%;
  padding: 20px 20px 18px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 2px;
  text-align: center;
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}

/* Survol : personne pointée = fond le plus marqué,
   fratrie = intermédiaire, ascendance (parents, grands-parents,
   et au-delà) = fond le plus clair, tous dans la même teinte. */

.person.hl-self {
  background: rgb(195, 200, 189);
  border-color: var(--accent);
}

.person.hl-sibling {
  background: rgb(215, 216, 208);
  border-color: var(--accent);
}

.person.hl-ancestor {
  background: rgb(225, 226, 218);
  border-color: var(--accent);
}

/* Verrouillage au clic : léger halo pour signaler que la surbrillance
   est figée sur cette personne tant qu'on ne clique pas ailleurs. */
.person.is-locked {
  box-shadow: 0 0 0 2px rgba(82, 100, 78, 0.4);
}

.person::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 2px;
  background: var(--accent);
}

/* Premier membre d'un couple : un second tiret en bas de carte
   (symétrique du ::before) pour amorcer la ligne d'union. */
.person.is-couple-first::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 2px;
  background: var(--accent);
}

/* -------------------- Connecteur d'union -------------------- */

.union-connector {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  width: 100%;
}

.union-connector::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1.4px;
  background: var(--accent);
}

.union-icon {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid var(--accent);
  border-radius: 12px;
  background: var(--paper);
  color: var(--accent);
  cursor: default;
}

.union-icon svg {
  width: 15px;
  height: 15px;
  display: block;
}

.union-icon.haveDate {
  padding: 0 10px;
}

.union-icon.haveDate svg {
  margin-right: 5px;
}

.union-icon.is-clickable {
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color 150ms ease, color 150ms ease;
}

.union-icon.is-clickable:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* -------------------- Icônes de carte (fratrie, acte) -------------------- */

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color 150ms ease, color 150ms ease;
}

.card-icon:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.card-icon svg {
  width: 13px;
  height: 13px;
  display: block;
}

.siblings-icon-wrapper {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 3;
}

.acte-icon {
  position: absolute;
  bottom: 10px;
  right: 10px;
  z-index: 3;
}

.person.has-acte {
  padding-bottom: 40px;
}

.siblings-popup {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 8px;
  min-width: 220px;
  padding: 14px 16px;
  background: #ebe8de;
  border: 1px solid var(--rule);
  border-radius: 2px;
  box-shadow: 0 8px 24px rgba(35, 42, 36, 0.12);
  text-align: left;
  z-index: 10;
  border-radius: 5px;
}

.siblings-popup.is-open {
  display: block;
}

.siblings-popup-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.siblings-popup-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.siblings-popup-list li {
  font-size: 12px;
  line-height: 1.4;
  color: var(--ink-soft);
  white-space: nowrap;
}

/* -------------------- Overlay image (actes) -------------------- */

.image-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgba(35, 42, 36, 0.78);
}

.image-overlay img {
  max-width: 90vw;
  max-height: 88vh;
  border-radius: 2px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
}

.image-overlay-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(251, 250, 247, 0.3);
  border-radius: 999px;
  background: transparent;
  color: var(--paper-raised);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.image-overlay-close:hover {
  border-color: var(--paper-raised);
}

.person-name {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.25;
  color: var(--ink);
}

.person-age {
  position: absolute;
  top: 0;
  right: 0;
  padding: 3px 5px 3px 8px;
  border: 1px solid var(--rule);
  border-width: 0 0 1px 1px;
  border-radius: 0 0 0 10px;
  background: var(--paper);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.01em;
}

.person-birthname {
  margin: 0 0 12px;
  font-size: 12px;
  font-style: italic;
  color: var(--ink-faint);
}

.person-dates {
  display: flex;
  flex-direction: column;
  font-size: 12.5px;
  color: var(--ink-soft);
}

.person-mention {
  margin: 5px 0 0;
  font-size: 11.5px;
  line-height: 1.25;
  color: var(--ink-soft);
}

.event {
  margin: 0;
}

.event .event-date,
.event .event-place {
  margin: 0;
  line-height: 1.5;
}

.event-date {
  color: var(--ink-soft);
}

.event-place {
  color: var(--ink-faint);
  font-size: 11.5px;
}

.event.deces {
  margin-top: 12px;
}

.person.is-living .person-dates .event.deces {
  display: none;
}

/* -------------------- Empty state -------------------- */

.tree-empty {
  max-width: 480px;
  margin: 0 auto 80px;
  padding: 32px;
  text-align: center;
  color: var(--ink-soft);
  border: 1px dashed var(--rule);
  border-radius: 2px;
}

/* -------------------- Écran de mot de passe -------------------- */
 
.password-gate {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  padding: 24px;
}
 
.password-gate-card {
  width: 100%;
  max-width: 360px;
  padding: 40px 32px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 2px;
  text-align: center;
}
 
.password-gate-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  color: var(--ink);
}
 
.password-gate-subtitle {
  margin: 0 0 24px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
}
 
.password-gate-input {
  width: 100%;
  padding: 10px 14px;
  margin-bottom: 12px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 14px;
  box-sizing: border-box;
}
 
.password-gate-input:focus {
  outline: none;
  border-color: var(--accent);
}
 
.password-gate-error {
  margin: 0 0 12px;
  font-size: 12.5px;
  color: #a3453b;
}
 
.password-gate-submit {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--accent);
  border-radius: 2px;
  background: var(--accent);
  color: var(--paper-raised);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 150ms ease;
}
 
.password-gate-submit:disabled {
  opacity: 0.6;
  cursor: default;
}

.linkEdit {
  text-align: center;
  margin: 15px;
  color: var(--ink-faint);
  font-size: 0.85em;
  line-height: 1.6;
  margin-bottom: 15px;
  border-top: 1px solid var(--rule);
  padding-top: 14px;
}

.linkEdit a {
  color: var(--accent);
}

/* -------------------- Responsive -------------------- */

@media (max-width: 640px) {
  :root {
    --card-w: 200px;
    --col-gap: 56px;
  }
  .page-header {
    padding: 40px 20px 24px;
  }
  .tree-container {
    padding: 16px 24px 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}