/* iyon Routes — app-specific styles (extends styles.css tokens) */

.app-shell {
  padding: 40px 0 100px;
}

.app-header {
  margin-bottom: 36px;
}

.app-header .eyebrow { display: block; margin-bottom: 10px; }

.app-header h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.05;
}

.app-header p {
  margin-top: 12px;
  color: var(--steel);
  font-size: 16px;
  max-width: 60ch;
}

.app-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 940px) {
  .app-grid { grid-template-columns: 1fr; }
}

/* Panels */
.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 26px;
  margin-bottom: 20px;
}

.panel h2 {
  font-size: 18px;
}

.panel .panel-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.panel p.hint {
  margin-top: 8px;
  font-size: 13.5px;
  color: var(--steel);
}

/* Dropzone */
.dropzone {
  margin-top: 16px;
  border: 1.5px dashed var(--steel-light);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  font-size: 14px;
  color: var(--steel);
}
.dropzone:hover, .dropzone.drag-over {
  border-color: var(--teal);
  background: rgba(30,128,116,0.05);
}
.dropzone input[type="file"] { display: none; }
.dropzone .dz-title { font-weight: 600; color: var(--ink); display: block; margin-bottom: 4px; }
.dropzone .dz-sub { font-family: var(--font-mono); font-size: 11.5px; }

.file-status {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  display: none;
  align-items: center;
  gap: 8px;
}
.file-status.show { display: flex; }
.file-status .ok { color: var(--teal-dark); }
.file-status .warn { color: var(--amber-dark); }

.sample-link {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal-dark);
  border-bottom: 1px solid var(--teal);
  cursor: pointer;
}

.panel-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}
.panel-links .sample-link { margin-top: 4px; }

.mini-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 12.5px;
  background: var(--concrete);
  border: 1px solid var(--line);
}
.mini-table th, .mini-table td {
  padding: 6px 10px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
}
.mini-table th {
  color: var(--steel);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 10.5px;
  background: var(--paper);
}
.mini-table tr:last-child td { border-bottom: none; }

/* Start point + options */
.field-row {
  display: flex;
  gap: 12px;
  margin-top: 14px;
}
.field-row .f {
  flex: 1;
}
.field-row label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
  margin-bottom: 6px;
}
.field-row input[type="number"], select.select-input {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--concrete);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink);
}
select.select-input { margin-top: 14px; }

.btn-block { width: 100%; justify-content: center; margin-top: 20px; }

/* Warnings list */
.warning-box {
  margin-top: 14px;
  background: rgba(245,166,35,0.1);
  border: 1px solid var(--amber);
  padding: 12px 14px;
  font-size: 13px;
  color: var(--ink);
}
.warning-box strong { display: block; margin-bottom: 4px; font-family: var(--font-mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--amber-dark); }

/* Results area */
.results-empty {
  border: 1px dashed var(--line);
  padding: 60px 30px;
  text-align: center;
  color: var(--steel);
}
.results-empty svg { margin: 0 auto 18px; opacity: 0.5; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: 20px;
}
@media (max-width: 760px) { .stat-row { grid-template-columns: repeat(2, 1fr); } }
.stat-cell {
  background: var(--paper);
  padding: 20px;
}
.stat-cell .stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
}
.stat-cell .stat-value {
  font-family: var(--font-display);
  font-size: 32px;
  margin-top: 6px;
  color: var(--ink);
}
.stat-cell.highlight .stat-value { color: var(--teal-dark); }

.diagram-panel {
  background: var(--ink);
  padding: 20px;
  margin-bottom: 20px;
}
#route-svg { height: auto; display: block; }
.diagram-panel .legend {
  display: flex;
  gap: 20px;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--steel-light);
}
.legend .swatch { display: inline-block; width: 16px; height: 2px; margin-right: 6px; vertical-align: middle; }
.legend .swatch.base { background: var(--steel-light); }
.legend .swatch.opt { background: var(--amber); }

/* Route table */
.route-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
}
.route-table th, .route-table td {
  text-align: left;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
}
.route-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
  background: var(--concrete);
}
.route-table td.mono { font-family: var(--font-mono); font-size: 13px; }
.route-table tr:last-child td { border-bottom: none; }

.table-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

/* Print */
@media print {
  .site-nav, .app-header, .panel, .diagram-panel, .table-actions, footer { display: none !important; }
  .app-shell { padding: 0; }
  body { background: white; }
  .route-table { border: 1px solid #000; }
}