/* =====================================================
   TinyToolWeb - stair-calculator.css
   Stair Calculator
   ===================================================== */

.tool-stair-calculator .tool-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.tool-stair-calculator .panel {
  background: var(--bg-surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.tool-stair-calculator .panel-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-light);
  border-bottom: 2px solid var(--border);
}

.tool-stair-calculator .panel-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tool-stair-calculator .panel-body { padding: var(--spacing-lg); }

/* Formulaire */
.tool-stair-calculator .form-grid {
  align-items: end;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--spacing-md);
}

.tool-stair-calculator .form-grid,
.tool-stair-calculator .form-grid + .field-hint { margin-top: var(--spacing-md); }
.tool-stair-calculator .panel-body > .form-grid:first-child { margin-top: 0; }

.tool-stair-calculator .field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  min-width: 0;
}

.tool-stair-calculator .field label,
.tool-stair-calculator .field-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.tool-stair-calculator .field-check {
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-sm);
  align-self: end;
  min-height: 2.6rem;
}

.tool-stair-calculator .field-check input { width: auto; }

.tool-stair-calculator input,
.tool-stair-calculator select {
  width: 100%;
  min-width: 0;
  padding: 0.6rem 0.75rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-body);
  color: var(--text-dark);
  font: inherit;
  transition: border-color var(--transition-base);
}

.tool-stair-calculator input:focus,
.tool-stair-calculator select:focus {
  outline: none;
  border-color: var(--primary);
}

.tool-stair-calculator input.is-invalid { border-color: var(--error); }

.tool-stair-calculator .input-unit {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.tool-stair-calculator .input-unit span {
  flex: 0 0 auto;
  font-size: 0.85rem;
  color: var(--text-light);
}

.tool-stair-calculator .field-hint {
  margin: var(--spacing-xs) 0 0;
  font-size: 0.8rem;
  color: var(--text-light);
}

/* Boutons segmentés */
.tool-stair-calculator .seg {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tool-stair-calculator .seg-btn,
.tool-stair-calculator .action-btn,
.tool-stair-calculator .row-remove {
  padding: 0.45rem 0.85rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-dark);
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.tool-stair-calculator .seg-btn:hover,
.tool-stair-calculator .action-btn:hover,
.tool-stair-calculator .row-remove:hover:not(:disabled) {
  border-color: var(--primary);
  background: var(--bg-surface-hover);
}

.tool-stair-calculator .seg-btn.is-active {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
  font-weight: 600;
}

.tool-stair-calculator .row-remove:disabled { opacity: 0.35; cursor: default; }

/* Lignes dynamiques (éléments, zones) */
.tool-stair-calculator .row-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.tool-stair-calculator .dim-row {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(4, minmax(0, 1fr)) auto;
  gap: var(--spacing-sm);
  align-items: end;
  padding-bottom: var(--spacing-md);
  border-bottom: 1px dashed var(--border);
}

.tool-stair-calculator .dim-row .field label { font-size: 0.8rem; }
.tool-stair-calculator .dim-row-sub { grid-column: 1 / -1; margin: 0; font-size: 0.8rem; color: var(--text-light); }

/* Résultats */
.tool-stair-calculator .results-actions { display: flex; gap: var(--spacing-xs); }

.tool-stair-calculator .stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.tool-stair-calculator .stat {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  background: var(--bg-light);
  text-align: center;
}

.tool-stair-calculator .stat-label { font-size: 0.8rem; color: var(--text-light); text-transform: uppercase; }
.tool-stair-calculator .stat-value { font-size: 1.5rem; font-weight: 800; color: var(--primary); overflow-wrap: anywhere; }
.tool-stair-calculator .stat-sub { font-size: 0.85rem; color: var(--text-medium); }

.tool-stair-calculator .table-wrap { overflow-x: auto; margin-bottom: var(--spacing-md); }

.tool-stair-calculator .result-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.tool-stair-calculator .result-table th,
.tool-stair-calculator .result-table td {
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  text-align: right;
  color: var(--text-dark);
}

.tool-stair-calculator .result-table th {
  font-size: 0.8rem;
  color: var(--text-light);
  background: var(--bg-light);
}

.tool-stair-calculator .result-table th:first-child,
.tool-stair-calculator .result-table td:first-child { text-align: left; font-weight: 600; }

.tool-stair-calculator .notes { margin: 0; padding-left: 1.2rem; color: var(--text-medium); font-size: 0.9rem; }
.tool-stair-calculator .notes li + li { margin-top: var(--spacing-xs); }
.tool-stair-calculator .notes .is-warning { color: var(--warning); font-weight: 600; }

.tool-stair-calculator .form-error {
  margin: 0;
  padding: var(--spacing-md);
  border: 1px solid var(--error);
  border-radius: var(--radius-sm);
  color: var(--error);
  background: var(--bg-surface);
}

.tool-stair-calculator .safety-note {
  margin: 0;
  padding: var(--spacing-md);
  border-left: 4px solid var(--warning);
  border-radius: var(--radius-sm);
  background: var(--bg-light);
  color: var(--text-medium);
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .tool-stair-calculator .panel-body { padding: var(--spacing-md); }
  .tool-stair-calculator .panel-header { padding: var(--spacing-sm) var(--spacing-md); }
  .tool-stair-calculator .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-stair-calculator .dim-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-stair-calculator .dim-row > .field:first-child { grid-column: 1 / -1; }
  .tool-stair-calculator .dim-row .row-remove { justify-self: end; align-self: end; }
  .tool-stair-calculator .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-stair-calculator .stat-value { font-size: 1.2rem; }
}

.tool-stair-calculator .form-actions { display: flex; justify-content: flex-end; }
.tool-stair-calculator .dim-fields { display: contents; }
.tool-stair-calculator .dim-row .row-remove { grid-column: -2 / -1; justify-self: end; }
.tool-stair-calculator .field-wide { grid-column: 1 / -1; }
.tool-stair-calculator .result-table td:not(:first-child) { white-space: nowrap; }

/* Verdict */
.tool-stair-calculator .verdict {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  border-left: 5px solid var(--success);
  background: var(--bg-light);
  color: var(--text-dark);
  font-weight: 600;
}
.tool-stair-calculator .verdict.is-ok { border-left-color: var(--warning); }
.tool-stair-calculator .verdict.is-bad { border-left-color: var(--error); color: var(--error); }
.tool-stair-calculator .stat.is-bad { box-shadow: inset 0 0 0 2px var(--error); }
.tool-stair-calculator .stat.is-bad .stat-value { color: var(--error); }

/* Badges et tableau des solutions */
.tool-stair-calculator .badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  color: #ffffff;
  background: var(--success);
}
.tool-stair-calculator .badge.is-ok { background: var(--warning); }
.tool-stair-calculator .badge.is-bad { background: var(--error); }
.tool-stair-calculator .result-table tr.is-current td { background: var(--bg-light); font-weight: 700; }
.tool-stair-calculator .result-table .action-btn { padding: 0.25rem 0.6rem; font-size: 0.8rem; }
.tool-stair-calculator .result-table .action-btn:disabled { opacity: 0.6; cursor: default; }

/* Schéma */
.tool-stair-calculator .diagram {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-body);
}
.tool-stair-calculator .diagram svg { display: block; width: 100%; height: auto; max-height: 520px; }
.tool-stair-calculator .sv-floor { fill: var(--bg-lighter); stroke: var(--border-dark); stroke-width: 1; }
.tool-stair-calculator .sv-slab { fill: var(--bg-lighter); stroke: var(--border-dark); stroke-width: 1; }
.tool-stair-calculator .sv-stair { fill: var(--primary-light); fill-opacity: 0.2; stroke: var(--primary); stroke-width: 1.5; stroke-linejoin: round; }
.tool-stair-calculator .sv-stair.is-bad { fill: var(--error); fill-opacity: 0.15; stroke: var(--error); }
.tool-stair-calculator .sv-pitch { stroke: var(--primary); stroke-width: 1.2; stroke-dasharray: 6 5; }
.tool-stair-calculator .sv-headline { stroke: var(--warning); stroke-width: 1.2; stroke-dasharray: 3 4; }
.tool-stair-calculator .sv-step-hl { fill: none; stroke: var(--success); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.tool-stair-calculator .sv-step-hl.is-bad { stroke: var(--error); }
.tool-stair-calculator .sv-arc { fill: none; stroke: var(--text-medium); stroke-width: 1.2; }
.tool-stair-calculator .sv-label { fill: var(--text-dark); font-weight: 700; }
.tool-stair-calculator .sv-label.is-bad { fill: var(--error); }
.tool-stair-calculator .sv-dim line { stroke: var(--text-light); stroke-width: 1; }
.tool-stair-calculator .sv-dim text { fill: var(--text-medium); }
.tool-stair-calculator .sv-dim-accent line { stroke: var(--warning); stroke-width: 1.2; }
.tool-stair-calculator .sv-dim-accent text { fill: var(--text-dark); font-weight: 600; }
.tool-stair-calculator .sv-person { fill: var(--text-lighter); }
.tool-stair-calculator .sv-person text { fill: var(--text-light); }
.tool-stair-calculator .diagram-legend { display: flex; flex-wrap: wrap; gap: var(--spacing-md); margin: var(--spacing-xs) 0 0; padding: 0; list-style: none; font-size: 0.8rem; color: var(--text-light); }
.tool-stair-calculator .diagram-legend li::before { content: ""; display: inline-block; width: 1.4rem; height: 0; margin-right: 0.35rem; vertical-align: middle; border-top: 2px dashed var(--primary); }
.tool-stair-calculator .diagram-legend li.lg-head::before { border-top-color: var(--warning); }
.tool-stair-calculator .diagram-legend li.lg-step::before { border-top: 3px solid var(--success); }

.tool-stair-calculator .sub-title { margin: 0 0 var(--spacing-sm); font-size: 1rem; color: var(--text-dark); }
.tool-stair-calculator .diagram figcaption { font-size: 0.8rem; color: var(--text-light); }

.tool-stair-calculator .visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.tool-stair-calculator .table-wrap { position: relative; }

/* Étiquettes du schéma : fond opaque pour qu'aucune ligne ne traverse le texte */
.tool-stair-calculator .sv-tag-bg { fill: var(--bg-body); fill-opacity: 0.92; stroke: none; }
.tool-stair-calculator .sv-tag text { fill: var(--text-medium); stroke: none; font-weight: 600; }
.tool-stair-calculator .sv-tag-accent text { fill: var(--text-dark); }
.tool-stair-calculator .sv-tag-accent .sv-tag-bg { stroke: var(--warning); stroke-width: 1; }
.tool-stair-calculator .sv-tag-step text { fill: var(--text-dark); font-weight: 700; }
.tool-stair-calculator .sv-tag-step .sv-tag-bg { stroke: var(--success); stroke-width: 1.2; }
.tool-stair-calculator .sv-tag-step.is-bad text { fill: var(--error); }
.tool-stair-calculator .sv-tag-step.is-bad .sv-tag-bg { stroke: var(--error); }
.tool-stair-calculator .sv-person-tag text { fill: var(--text-light); font-weight: 400; }
.tool-stair-calculator .sv-leader { stroke: var(--success); stroke-width: 1; }
.tool-stair-calculator .sv-leader.is-bad { stroke: var(--error); }
.tool-stair-calculator .sv-headline.is-ghost { stroke-opacity: 0.45; }
.tool-stair-calculator .sv-headtick { stroke: var(--warning); stroke-width: 1; stroke-dasharray: 2 4; stroke-opacity: 0.7; }
.tool-stair-calculator .sv-headdot { fill: var(--warning); }
.tool-stair-calculator .diagram-legend li.is-bad { color: var(--error); font-weight: 600; }
.tool-stair-calculator .diagram-legend li.lg-step.is-bad::before { border-top-color: var(--error); }

/* =====================================================
   End of stair-calculator.css
   ===================================================== */