:root {
  --black: #111; --dark: #2a2a2a; --ink: #202020; --mid: #666; --muted: #888;
  --line: #d2d2d2; --light: #f5f5f5; --white: #fff;
  --blue: #e7eef8; --blue-ink: #233a57; --green: #e9f2e4; --green-ink: #304b29;
  --red: #fae9e8; --red-ink: #8a2d2a; --amber: #f8eddb; --amber-ink: #6e4c16;
  font-family: Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--white); color: var(--black); }
body { margin: 0; background: var(--white); color: var(--black); font-size: 14px; line-height: 1.45; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }

.app-header { border-bottom: 2px solid var(--black); padding: 26px 34px 22px; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.header-copy { min-width: 0; }
.eyebrow { margin: 0 0 8px; color: var(--mid); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(29px, 4vw, 44px); letter-spacing: -.04em; line-height: 1; }
h2 { margin-bottom: 5px; font-size: 20px; line-height: 1.15; letter-spacing: -.015em; }
.header-subtitle { margin: 6px 0 0; color: var(--mid); }
.project-line { display: flex; gap: 8px; align-items: center; margin-top: 14px; color: var(--mid); font-size: 12px; flex-wrap: wrap; }
.project-line strong { color: var(--black); }
.saved-label { color: var(--green-ink); }
.toolbar { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }
.tool-button { min-height: 36px; border: 1px solid var(--black); background: var(--white); color: var(--black); padding: 8px 12px; font-size: 12px; font-weight: 700; }
.tool-button:hover { background: var(--black); color: var(--white); }
.tool-button:last-child { width: 36px; padding: 0; font-size: 16px; }

.app-shell { max-width: 1500px; margin: 0 auto; padding: 28px 34px 60px; }
.notice-panel { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 18px; padding: 14px 16px; border: 1px solid #d8b6b4; background: var(--red); color: var(--red-ink); }
.notice-panel h2 { color: var(--red-ink); }
.notice-panel p:not(.eyebrow) { margin: 0; font-size: 13px; }
.button { min-height: 36px; border: 1px solid var(--black); padding: 8px 12px; font-size: 12px; font-weight: 700; transition: background .15s, color .15s, border-color .15s; }
.button-primary { background: var(--black); color: var(--white); }
.button-primary:hover { background: var(--dark); }
.button-secondary { background: var(--white); color: var(--black); }
.button-secondary:hover { background: var(--light); }

.setup-section, .map-section, .notes-section, .end-panel { margin-bottom: 18px; border: 1px solid var(--line); background: var(--white); }
.setup-section, .map-section, .notes-section { padding: 22px 24px 26px; }
.section-heading { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px; }
.section-index { min-width: 28px; color: var(--mid); font-size: 12px; font-weight: 700; }
.section-heading p:not(.eyebrow), .map-heading-copy p { margin-bottom: 0; color: var(--mid); font-size: 13px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field-wide { grid-column: 1 / -1; }
.field span { font-size: 12px; font-weight: 700; }
input, textarea { width: 100%; border: 1px solid #aaa; border-radius: 0; background: var(--white); color: var(--ink); padding: 10px 11px; resize: vertical; }
input:focus, textarea:focus, button:focus-visible, .map-scroll:focus-visible { outline: 2px solid var(--black); outline-offset: 2px; }
input::placeholder, textarea::placeholder { color: var(--muted); }

.section-heading-map { margin-bottom: 16px; }
.map-heading-copy { min-width: 0; }
.map-tabs { display: flex; gap: 4px; align-items: flex-end; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; border-bottom: 1px solid var(--black); white-space: nowrap; }
.map-tabs::-webkit-scrollbar { display: none; }
.map-tab { position: relative; flex: 0 0 auto; min-width: 160px; max-width: 260px; border: 1px solid var(--line); border-bottom: 0; background: var(--light); color: var(--mid); padding: 10px 12px; padding-right: 34px; text-align: left; font-size: 12px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.map-tab:hover { background: var(--line); color: var(--blue-ink); }
.map-tab.is-active { margin-bottom: -1px; border-color: var(--black); background: var(--white); color: var(--black); }
.map-tab-close { position: absolute; top: 9px; right: 8px; width: 18px; height: 18px; border: 0; background: transparent; color: currentColor; font-size: 16px; line-height: 1; padding: 2px 3px;}
.map-tab-close:hover { background: var(--red); color: var(--red-ink);}
.map-tab-actions { display: flex; gap: 8px; padding: 12px 0 14px; flex-wrap: wrap; }
.map-scroll { overflow-x: auto; border: 1px solid var(--line); }
.interaction-table { width: 100%; min-width: 1040px; border-collapse: collapse; table-layout: fixed; }
.interaction-table th, .interaction-table td { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 0; vertical-align: top; }
.interaction-table th:last-child, .interaction-table td:last-child { border-right: 0; }
.interaction-table thead th { height: 38px; padding: 8px; text-align: left; font-size: 10px; letter-spacing: .07em; text-transform: uppercase; }
.interaction-table thead tr:first-child th { border-bottom: 1px solid var(--black); }
.moment-column { width: 80px; background: var(--white); }
.human-column { background: var(--green); }
.system-column { background: var(--amber); }
.column-group { display: block; font-size: 11px; }
.human-group { color: var(--green-ink); }
.system-group { color: var(--amber-ink); }
.subhead-row th { height: 34px !important; padding: 8px !important; color: var(--mid); font-size: 10px !important; background: var(--white); }
.subhead-row th:nth-child(n+2):nth-child(-n+4) { background: #f2f7ef; }
.subhead-row th:nth-child(n+5) { background: #fcf6ed; }
.interaction-table td:first-child { padding: 12px 8px; text-align: center; font-size: 11px; color: var(--mid); }
.interaction-table td textarea { min-height: 102px; border: 0; padding: 12px 10px; background: transparent; }
.interaction-table td textarea:focus { outline: 2px solid var(--black); outline-offset: -2px; }
.row-delete { margin: 5px 0 0; border: 0; background: transparent; color: var(--muted); font-size: 10px; text-decoration: underline; }
.row-delete:hover { color: var(--red-ink); }
.add-row-button { width: 100%; margin-top: 10px; border: 1px dashed #aaa; background: var(--white); color: var(--black); padding: 11px; font-weight: 700; font-size: 12px; }
.add-row-button:hover { border-color: var(--black); background: var(--light); color: var(--black);  }
.notes-area { min-height: 130px; }
.end-panel { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 18px; background: var(--light); }
.end-panel p { margin: 0; color: var(--mid); font-size: 12px; }

dialog { border: 1px solid var(--black); padding: 0; background: var(--white); color: var(--black); }
dialog::backdrop { background: rgba(0, 0, 0, .45); }
.tool-dialog { width: min(560px, calc(100% - 32px)); }
.help-dialog { width: min(620px, calc(100% - 32px)); }
.dialog-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding: 20px 22px; background: var(--black); color: var(--white); }
.dialog-header .eyebrow { color: #ccc; }
.dialog-header h2 { margin: 0; color: var(--white); }
.icon-button { width: 32px; height: 32px; border: 1px solid var(--white); background: transparent; color: var(--white); font-size: 22px; line-height: 1; }
.icon-button:hover { background: var(--white); color: var(--black); }
.dialog-content { padding: 22px; }
.dialog-intro { color: var(--mid); font-size: 13px; }
.tool-card { width: 100%; display: flex; flex-direction: column; gap: 3px; margin-top: 8px; border: 1px solid var(--line); background: var(--white); padding: 12px; text-align: left; }
.tool-card:hover { border-color: var(--black); background: var(--light); }
.tool-card span { color: var(--mid); font-size: 12px; }
.dialog-warning { margin: 18px 0 0; padding: 11px; background: var(--amber); color: var(--amber-ink); font-size: 12px; }
.saved-maps-list { border-top: 1px solid var(--line); }
.saved-map { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); }
.saved-map.is-current { background: var(--green); margin: 0 -10px; padding-left: 10px; padding-right: 10px; }
.saved-map-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 700; }
.saved-map-meta { margin-top: 3px; color: var(--mid); font-size: 11px; }
.saved-map-actions { display: flex; gap: 5px; flex-wrap: wrap; justify-content: flex-end; }
.mini-button { border: 1px solid var(--line); background: var(--white); padding: 6px 8px; color: var(--black); font-size: 11px; }
.mini-button:hover { border-color: var(--black); background: var(--light); }
.mini-button.delete:hover { border-color: var(--red-ink); color: var(--red-ink); background: var(--red); }
.dialog-actions { display: flex; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
.help-list { margin: 20px 0; border-top: 1px solid var(--line); }
.help-list div { display: grid; grid-template-columns: 100px 1fr; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.help-list dt { font-weight: 700; }
.help-list dd { margin: 0; color: var(--mid); }
.help-note { margin-bottom: 0; color: var(--mid); font-size: 13px; }
.print-only { display: none; }

@media (max-width: 720px) {
  .app-header, .app-shell { padding-left: 16px; padding-right: 16px; }
  .app-header { align-items: flex-start; flex-direction: column; }
  .toolbar { width: 100%; }
  .toolbar .tool-button:first-child { flex: 1; }
  .notice-panel, .end-panel { align-items: flex-start; flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }
  .field-wide { grid-column: auto; }
  .setup-section, .map-section, .notes-section { padding-left: 16px; padding-right: 16px; }
  .saved-map { grid-template-columns: 1fr; }
  .saved-map-actions { justify-content: flex-start; }
  .help-list div { grid-template-columns: 82px 1fr; gap: 10px; }
}

@media print {
  body { font-size: 10px; }
  .app-header { padding: 0 0 12px; }
  .header-subtitle { font-size: 11px; }
  .toolbar, .app-shell { display: none !important; }
  .print-only { display: block; }
  .print-map { break-after: page; }
  .print-map:last-child { break-after: auto; }
  .print-map h2 { margin-bottom: 4px; font-size: 18px; }
  .print-meta { margin: 0 0 12px; color: var(--mid); }
  .print-context { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
  .print-context div { border: 1px solid var(--line); padding: 8px; }
  .print-context strong { display: block; margin-bottom: 3px; font-size: 9px; text-transform: uppercase; }
  .print-context p { margin: 0; white-space: pre-wrap; }
  .print-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
  .print-table th, .print-table td { border: 1px solid var(--line); padding: 6px; vertical-align: top; text-align: left; white-space: pre-wrap; overflow-wrap: anywhere; }
  .print-table th { background: var(--light); font-size: 9px; text-transform: uppercase; }
  .print-table .human-print { background: var(--green); color: var(--green-ink); }
  .print-table .system-print { background: var(--blue); color: var(--blue-ink); }
  .print-notes { margin-top: 12px; border: 1px solid var(--line); padding: 8px; white-space: pre-wrap; }
  .print-notes strong { display: block; margin-bottom: 4px; font-size: 9px; text-transform: uppercase; }
  @page { size: A4 landscape; margin: 12mm; }
}