/* FRAGMENT — Phase 1 styles */
:root {
  --bg: #232833;
  --line: #8b95a3;
  --text: #eef1f4;
  --colA: #3bd6de;
  --colB: #dee436;
  --font-title: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --panel: #1b202a;
  --panel-line: #333b49;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow: hidden;
}

/* Subtle diagonal sheen like the reference slides */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(115deg, transparent 55%, rgba(255,255,255,0.025) 55%);
  pointer-events: none;
  z-index: 0;
}

/* ---------- Top bar ---------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 58px;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 20px;
  background: color-mix(in srgb, var(--bg) 82%, black);
  border-bottom: 1px solid var(--panel-line);
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand .logo { height: 22px; width: auto; display: block; }
.logo path, .logo polygon { fill: var(--text); }
.logo circle { fill: var(--colA); }
.phase-tag {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--colB);
  border: 1px solid color-mix(in srgb, var(--colB) 55%, transparent);
  padding: 2px 7px;
  border-radius: 999px;
  white-space: nowrap;
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
  font-size: 13px;
}
.crumb {
  background: none;
  border: none;
  color: var(--text);
  opacity: 0.55;
  font: inherit;
  cursor: pointer;
  padding: 4px 2px;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.crumb:hover { opacity: 1; text-decoration: underline; }
.crumb.current { opacity: 1; cursor: default; font-weight: 600; }
.crumb.current:hover { text-decoration: none; }
.crumb-sep { opacity: 0.3; }

.actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.actions button, .dropdown > button {
  background: transparent;
  border: 1px solid var(--panel-line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  border-radius: 8px;
  padding: 7px 13px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  white-space: nowrap;
}
.actions button:hover:not(:disabled), .dropdown > button:hover {
  border-color: var(--colA);
  background: color-mix(in srgb, var(--colA) 10%, transparent);
}
.actions button:disabled { opacity: 0.35; cursor: default; }
#btn-add { border-color: color-mix(in srgb, var(--colB) 60%, transparent); }
#btn-add:hover { border-color: var(--colB); background: color-mix(in srgb, var(--colB) 10%, transparent); }

.save-state { font-size: 11px; opacity: 0.35; width: 44px; text-align: center; transition: opacity .3s, color .3s; }
.save-state.flash { opacity: 1; color: var(--colA); }

/* Dropdowns */
.dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 10px;
  min-width: 210px;
  padding: 6px;
  flex-direction: column;
  box-shadow: 0 12px 30px rgba(0,0,0,0.45);
  z-index: 30;
}
.dropdown.open .dropdown-menu { display: flex; }
.dropdown-menu button {
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  text-align: left;
  padding: 9px 12px;
  border-radius: 7px;
  cursor: pointer;
}
.dropdown-menu button:hover { background: color-mix(in srgb, var(--colA) 14%, transparent); }

/* ---------- Stage & level heading ---------- */
main { position: fixed; inset: 58px 0 0 0; z-index: 1; }

#stage { width: 100%; height: 100%; display: block; }

.level-head {
  position: absolute;
  top: 26px;
  left: 34px;
  z-index: 10;
  max-width: 420px;
  pointer-events: none;
}
.level-head > * { pointer-events: auto; }
.level-depth {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--colA);
  margin-bottom: 4px;
}
.level-title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 34px;
  margin: 0 0 8px;
  color: var(--text);
  cursor: pointer;
  line-height: 1.15;
}
.level-title:hover { text-decoration: underline dotted; text-underline-offset: 5px; }
.level-note {
  font-size: 13.5px;
  line-height: 1.55;
  color: color-mix(in srgb, var(--text) 70%, transparent);
  font-style: italic;
  min-height: 21px;
  max-width: 380px;
  border-left: 2px solid color-mix(in srgb, var(--line) 50%, transparent);
  padding: 2px 0 2px 10px;
  outline: none;
  cursor: text;
}
.level-note:focus { border-left-color: var(--colA); }
.level-note:empty::before {
  content: 'Add a level note so a stranger understands this layer…';
  opacity: 0.45;
}

/* ---------- SVG elements ---------- */
.ring { fill: none; stroke: var(--line); stroke-width: 4; stroke-linecap: round; opacity: 1; }
.link { fill: none; stroke: var(--line); stroke-width: 4.5; stroke-linecap: round; opacity: 1; }

/* Level description sitting in the ring's bottom gap */
.level-desc { cursor: text; }
.desc-hit { fill: transparent; }
.level-desc:hover .desc-hit { fill: color-mix(in srgb, var(--line) 10%, transparent); }
.desc-text {
  font-family: var(--font-body);
  font-size: 20px;
  font-style: italic;
  fill: var(--text);
  opacity: 0.82;
  dominant-baseline: middle;
  pointer-events: none;
}
.level-desc.empty .desc-text { opacity: 0.45; font-style: normal; }
.level-desc:hover .desc-text { opacity: 1; }

.center-circle { cursor: pointer; }
.center-node:hover .center-circle { filter: brightness(1.06); }
.center-title {
  font-family: var(--font-title);
  font-weight: 700;
  dominant-baseline: middle;
  pointer-events: none;
}

.node { cursor: pointer; }
.node-circle { transition: filter .15s; }
.node:hover .node-circle { filter: brightness(1.12) drop-shadow(0 0 14px rgba(255,255,255,0.18)); }
.node-title {
  font-family: var(--font-body);
  font-weight: 600;
  dominant-baseline: middle;
  pointer-events: none;
}
.node-label {
  font-family: var(--font-body);
  font-size: 15px;
  fill: var(--text);
  opacity: 0.82;
  dominant-baseline: middle;
  pointer-events: none;
}
.empty-hint {
  font-family: var(--font-body);
  font-size: 17px;
  fill: var(--text);
  opacity: 0.5;
  font-style: italic;
}

/* ---------- Popover ---------- */
.popover {
  display: none;
  position: fixed;
  z-index: 40;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 10px;
  padding: 6px;
  flex-direction: column;
  min-width: 180px;
  box-shadow: 0 14px 34px rgba(0,0,0,0.5);
}
.popover button {
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  text-align: left;
  padding: 9px 12px;
  border-radius: 7px;
  cursor: pointer;
}
.popover button:hover { background: color-mix(in srgb, var(--colA) 14%, transparent); }
.popover button.danger { color: #ff7b7b; }
.popover button.danger:hover { background: rgba(255,90,90,0.12); }

/* ---------- Modal ---------- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,13,18,0.65);
  z-index: 50;
  align-items: center;
  justify-content: center;
}
.modal {
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 14px;
  width: min(460px, calc(100vw - 40px));
  max-height: calc(100vh - 80px);
  overflow: auto;
  padding: 22px 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.55);
}
.modal h2 {
  font-family: var(--font-title);
  font-size: 22px;
  margin: 0 0 16px;
}
.modal label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
  margin: 14px 0 5px;
}
.modal input[type="text"], .modal textarea {
  width: 100%;
  background: color-mix(in srgb, var(--bg) 70%, black);
  border: 1px solid var(--panel-line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  border-radius: 8px;
  padding: 10px 12px;
  outline: none;
}
.modal input[type="text"]:focus, .modal textarea:focus { border-color: var(--colA); }
.modal textarea { resize: vertical; min-height: 74px; }

/* Rich body editor */
.rich-toolbar { display: flex; gap: 6px; margin-bottom: 6px; }
.rich-toolbar button {
  width: 30px; height: 28px;
  background: color-mix(in srgb, var(--bg) 60%, black);
  border: 1px solid var(--panel-line);
  color: var(--text);
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  display: flex; align-items: center; justify-content: center;
}
.rich-toolbar button:hover { border-color: var(--colA); }
.rich-editor {
  width: 100%;
  min-height: 74px;
  max-height: 220px;
  overflow-y: auto;
  background: color-mix(in srgb, var(--bg) 70%, black);
  border: 1px solid var(--panel-line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  border-radius: 8px;
  padding: 10px 12px;
  outline: none;
}
.rich-editor:focus { border-color: var(--colA); }
.rich-editor:empty::before { content: attr(data-placeholder); opacity: 0.4; }
.rich-editor a { color: var(--colA); }
.color-row { display: flex; align-items: center; gap: 12px; }
.color-row input[type="color"] {
  width: 44px; height: 32px;
  border: 1px solid var(--panel-line);
  border-radius: 7px;
  background: none;
  padding: 2px;
  cursor: pointer;
}
.color-row input[type="color"]:disabled { opacity: 0.3; cursor: default; }
.color-row .check { display: flex; align-items: center; gap: 7px; font-size: 13px; opacity: 0.85; }
.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 22px;
  justify-content: flex-end;
}
.modal-actions button {
  border-radius: 8px;
  padding: 9px 16px;
  font-family: var(--font-body);
  font-size: 13.5px;
  cursor: pointer;
  border: 1px solid var(--panel-line);
  background: transparent;
  color: var(--text);
}
#modal-save {
  background: var(--colA);
  border-color: var(--colA);
  color: #10161d;
  font-weight: 600;
}
#modal-save:hover { filter: brightness(1.1); }
#modal-cancel:hover { border-color: var(--line); }
#modal-delete { color: #ff7b7b; border-color: rgba(255,90,90,0.35); margin-right: auto; }
#modal-delete:hover { background: rgba(255,90,90,0.1); }

/* ---------- Settings panel ---------- */
.settings {
  position: fixed;
  top: 58px;
  right: 0;
  bottom: 0;
  width: 300px;
  background: var(--panel);
  border-left: 1px solid var(--panel-line);
  z-index: 25;
  transform: translateX(100%);
  transition: transform .28s cubic-bezier(.2,.8,.3,1);
  overflow-y: auto;
  padding: 20px 22px 32px;
}
.settings.open { transform: translateX(0); }
.settings h2 {
  font-family: var(--font-title);
  font-size: 20px;
  margin: 0 0 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.settings h2 button {
  background: none;
  border: none;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  opacity: 0.6;
}
.settings h2 button:hover { opacity: 1; }
.settings .hint { font-size: 12px; opacity: 0.5; margin: 0 0 14px; }
.settings label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
  margin: 16px 0 5px;
}
.settings input[type="text"], .settings select {
  width: 100%;
  background: color-mix(in srgb, var(--bg) 70%, black);
  border: 1px solid var(--panel-line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13.5px;
  border-radius: 8px;
  padding: 9px 11px;
  outline: none;
}
.settings input[type="text"]:focus, .settings select:focus { border-color: var(--colA); }

/* Scope toggle (whole map vs this level) */
.scope-toggle {
  display: flex;
  margin: 16px 0 0;
  border: 1px solid var(--panel-line);
  border-radius: 8px;
  overflow: hidden;
}
.scope-toggle button {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 12.5px;
  padding: 8px 6px;
  cursor: pointer;
  opacity: 0.6;
}
.scope-toggle button.active {
  background: color-mix(in srgb, var(--colA) 20%, transparent);
  opacity: 1;
  font-weight: 600;
}
.scope-hint { font-size: 11.5px; opacity: 0.5; margin: 7px 0 0; min-height: 15px; }

.swatch-row { display: flex; align-items: center; gap: 10px; }
.swatch-row input[type="color"] {
  width: 40px; height: 30px;
  border: 1px solid var(--panel-line);
  border-radius: 7px;
  background: none;
  padding: 2px;
  cursor: pointer;
  flex-shrink: 0;
}
.swatch-row span { font-size: 12.5px; opacity: 0.75; }
.settings hr { border: none; border-top: 1px solid var(--panel-line); margin: 22px 0 6px; }
.settings .wide-btn {
  width: 100%;
  margin-top: 10px;
  background: transparent;
  border: 1px solid var(--panel-line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  border-radius: 8px;
  padding: 9px;
  cursor: pointer;
}
.settings .wide-btn:hover { border-color: var(--colA); }
.settings .wide-btn.danger { color: #ff7b7b; border-color: rgba(255,90,90,0.3); }
.settings .wide-btn.danger:hover { background: rgba(255,90,90,0.08); border-color: rgba(255,90,90,0.6); }

/* ---------- Inline editor (click-to-edit level description) ---------- */
.inline-edit {
  position: fixed;
  z-index: 55;
  background: var(--panel);
  border: 1px solid var(--colA);
  color: var(--text);
  font-family: var(--font-body);
  font-style: italic;
  font-size: 15px;
  line-height: 1.45;
  text-align: center;
  border-radius: 10px;
  padding: 10px 12px;
  resize: none;
  outline: none;
  box-shadow: 0 14px 34px rgba(0,0,0,0.5);
}

/* ---------- Reader card (rich body) ---------- */
.reader-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,13,18,0.6);
  z-index: 52;
  align-items: center;
  justify-content: center;
}
.reader-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 14px;
  width: min(520px, calc(100vw - 40px));
  max-height: calc(100vh - 80px);
  overflow: auto;
  padding: 26px 28px 28px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.55);
}
.reader-close {
  position: absolute;
  top: 14px; right: 14px;
  background: none;
  border: none;
  color: var(--text);
  opacity: 0.5;
  font-size: 16px;
  cursor: pointer;
}
.reader-close:hover { opacity: 1; }
.reader-card h2 {
  font-family: var(--font-title);
  font-size: 26px;
  margin: 0 0 14px;
  padding-right: 24px;
}
.reader-body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  color: color-mix(in srgb, var(--text) 88%, transparent);
}
.reader-body a { color: var(--colA); }
.reader-body .reader-empty { opacity: 0.5; font-style: italic; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  background: var(--panel);
  border: 1px solid var(--colA);
  color: var(--text);
  font-size: 13.5px;
  border-radius: 999px;
  padding: 10px 22px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
  z-index: 60;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Print (current level) ---------- */
.print-only { display: none; }

@media print {
  .topbar, .settings, .popover, .modal-overlay, .toast, .level-head { display: none !important; }
  html, body { background: white; overflow: visible; }
  body::before { display: none; }
  main { position: static; inset: auto; }
  .print-only {
    display: block;
    font-family: Georgia, serif;
    color: #1c222c;
    padding: 16px 8px 10px;
    font-size: 15px;
  }
  .print-only em { display: block; font-size: 12.5px; color: #5a6472; margin-top: 4px; }
  #stage {
    width: 100%;
    height: auto;
    max-height: 85vh;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}