/* ========================================
   Custom Home Timeline Estimator Styles
   Building Blueprint Design System
   Inherits typography + color from editorial.css
   ======================================== */

:root {
  /* Map editorial palette → local tokens */
  --tl-paper: var(--paper, #f2ede3);
  --tl-paper-2: var(--paper-2, #e9e2d3);
  --tl-ink: var(--ink, #14130f);
  --tl-ink-soft: var(--ink-soft, #3a362e);
  --tl-muted: var(--muted, #6b6558);
  --tl-concrete: var(--concrete, #c9bfae);
  --tl-fir: var(--fir, #8a6a3d);
  --tl-fir-deep: var(--fir-deep, #5a4324);
  --tl-rule: var(--rule, rgba(20, 19, 15, 0.14));
  --tl-rule-strong: var(--rule-strong, rgba(20, 19, 15, 0.32));
  --tl-white: #ffffff;

  /* Severity / critical-path palette (approved in spec) */
  --tl-amber: #a67c00;
  --tl-amber-soft: #c9a048;
  --tl-green: #4a7c59;
  --tl-burgundy: #a65d57;
  --tl-burgundy-dark: #7a3e38;

  /* Phase-group bar fills */
  --tl-group-predev: var(--tl-concrete);
  --tl-group-design: var(--tl-fir);
  --tl-group-permit: var(--tl-fir-deep);
  --tl-group-procurement: var(--tl-ink-soft);
  --tl-group-construction: var(--tl-ink);

  /* Typography */
  --tl-serif: var(--serif, 'Spectral', 'Times New Roman', Georgia, serif);
  --tl-sans: var(--sans, 'Manrope', 'Helvetica Neue', Helvetica, Arial, sans-serif);
  --tl-mono: var(--mono, 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace);

  /* Sizing */
  --tl-radius: 8px;
  --tl-radius-lg: 12px;
  --tl-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --tl-shadow-md: 0 4px 10px rgba(0, 0, 0, 0.07);
  --tl-shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
}

/* ========================================
   Container
   ======================================== */

.tl-root {
  font-family: var(--tl-sans);
  color: var(--tl-ink);
  max-width: 1040px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.tl-section { margin-bottom: 2rem; }

.tl-card {
  background: var(--tl-white);
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius-lg);
  padding: 2rem;
  box-shadow: var(--tl-shadow-sm);
}

@media (max-width: 640px) {
  .tl-card { padding: 1.25rem; }
}

/* ========================================
   Typography utilities
   ======================================== */

.tl-eyebrow {
  font-family: var(--tl-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tl-muted);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.tl-h2 {
  font-family: var(--tl-serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--tl-ink);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

.tl-h3 {
  font-family: var(--tl-serif);
  font-weight: 500;
  font-size: 1.25rem;
  color: var(--tl-ink);
  margin: 0 0 0.75rem;
  line-height: 1.25;
}

.tl-body {
  color: var(--tl-ink-soft);
  line-height: 1.65;
  margin: 0 0 1rem;
}

.tl-helper {
  font-size: 0.8125rem;
  color: var(--tl-muted);
  line-height: 1.5;
  margin: 0.25rem 0 0;
}

/* ========================================
   Progress indicator
   ======================================== */

.tl-steps {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-family: var(--tl-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.tl-step {
  flex: 1;
  text-align: center;
  padding: 0.75rem 0.5rem;
  border-top: 2px solid var(--tl-rule);
  color: var(--tl-muted);
  transition: all 0.2s ease;
}

.tl-step.is-active {
  border-top-color: var(--tl-ink);
  color: var(--tl-ink);
  font-weight: 600;
}

.tl-step.is-done {
  border-top-color: var(--tl-concrete);
  color: var(--tl-ink-soft);
}

/* ========================================
   Form: shared
   ======================================== */

.tl-field {
  display: block;
  margin-bottom: 1.5rem;
}

.tl-label {
  display: block;
  font-family: var(--tl-sans);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--tl-ink);
  margin-bottom: 0.25rem;
}

.tl-label-hint {
  display: block;
  font-weight: 400;
  color: var(--tl-muted);
  font-size: 0.8125rem;
  margin-top: 2px;
}

.tl-input,
.tl-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--tl-sans);
  font-size: 1rem;
  color: var(--tl-ink);
  background: var(--tl-white);
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.tl-input:focus,
.tl-select:focus {
  outline: none;
  border-color: var(--tl-ink);
  box-shadow: 0 0 0 3px rgba(20, 19, 15, 0.08);
}

.tl-input::placeholder { color: var(--tl-muted); }

.tl-select {
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6' fill='none' stroke='%236b6558' stroke-width='1.5'%3E%3Cpolyline points='1 1 5 5 9 1'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.25rem;
}

/* ========================================
   Radio / option cards (starting point, budget tiers, etc.)
   ======================================== */

.tl-option-list {
  display: grid;
  gap: 0.5rem;
}

.tl-option {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 0.875rem 1rem;
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius);
  background: var(--tl-white);
  cursor: pointer;
  transition: all 0.15s ease;
}

.tl-option:hover { border-color: var(--tl-ink); }

.tl-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tl-option.is-selected {
  border-color: var(--tl-ink);
  background: var(--tl-paper);
  box-shadow: inset 0 0 0 1px var(--tl-ink);
}

.tl-option__title {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--tl-ink);
}

.tl-option__desc {
  font-size: 0.8125rem;
  color: var(--tl-muted);
  margin-top: 0.25rem;
  line-height: 1.45;
}

.tl-option-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.5rem;
}

/* ========================================
   Slider (complexity)
   ======================================== */

.tl-slider-field {
  margin-bottom: 1.5rem;
}

.tl-slider-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.tl-slider-value {
  font-family: var(--tl-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tl-fir-deep);
  font-weight: 600;
}

.tl-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--tl-ink) var(--tl-slider-pct, 50%), var(--tl-rule) var(--tl-slider-pct, 50%));
  outline: none;
  cursor: pointer;
}

.tl-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--tl-ink);
  border: 2px solid var(--tl-white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  cursor: pointer;
}

.tl-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--tl-ink);
  border: 2px solid var(--tl-white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  cursor: pointer;
}

.tl-slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.6875rem;
  color: var(--tl-muted);
  font-family: var(--tl-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ========================================
   Buttons
   ======================================== */

.tl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--tl-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  border-radius: 0;
  cursor: pointer;
  transition: all 0.18s ease;
  border: 1px solid var(--tl-ink);
  text-decoration: none;
  line-height: 1;
}

.tl-btn--primary {
  background: var(--tl-ink);
  color: var(--tl-paper);
}

.tl-btn--primary:hover:not(:disabled) {
  background: var(--tl-fir-deep);
  border-color: var(--tl-fir-deep);
}

.tl-btn--secondary {
  background: transparent;
  color: var(--tl-ink);
}

.tl-btn--secondary:hover:not(:disabled) {
  background: var(--tl-ink);
  color: var(--tl-paper);
}

.tl-btn--link {
  background: none;
  border: none;
  padding: 0.25rem 0.5rem;
  color: var(--tl-ink-soft);
  text-decoration: underline;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

.tl-btn--link:hover { color: var(--tl-ink); }

.tl-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.tl-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--tl-rule);
}

.tl-nav > :only-child { margin-left: auto; }

@media (max-width: 560px) {
  .tl-nav { flex-direction: column-reverse; }
  .tl-nav .tl-btn { width: 100%; }
}

/* ========================================
   Teaser (always visible)
   ======================================== */

.tl-teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 720px) {
  .tl-teaser-grid { grid-template-columns: 1fr; }
}

.tl-teaser-tile {
  background: var(--tl-white);
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.tl-teaser-label {
  font-family: var(--tl-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tl-muted);
  margin-bottom: 0.5rem;
}

.tl-teaser-value {
  font-family: var(--tl-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--tl-ink);
  letter-spacing: -0.01em;
}

.tl-teaser-sub {
  font-size: 0.8125rem;
  color: var(--tl-muted);
  margin-top: 0.5rem;
}

/* Signal card (green/yellow/red) */
.tl-signal {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem 1.5rem;
  border-radius: var(--tl-radius-lg);
  border: 1px solid var(--tl-rule);
  background: var(--tl-white);
  margin-bottom: 1.5rem;
}

.tl-signal__icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tl-white);
  font-weight: 700;
}

.tl-signal--green {
  border-color: var(--tl-green);
  background: rgba(74, 124, 89, 0.06);
}
.tl-signal--green .tl-signal__icon { background: var(--tl-green); }

.tl-signal--yellow {
  border-color: var(--tl-amber);
  background: rgba(166, 124, 0, 0.06);
}
.tl-signal--yellow .tl-signal__icon { background: var(--tl-amber); }

.tl-signal--red {
  border-color: var(--tl-burgundy);
  background: rgba(166, 93, 87, 0.06);
}
.tl-signal--red .tl-signal__icon { background: var(--tl-burgundy); }

.tl-signal__title {
  font-family: var(--tl-serif);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--tl-ink);
  margin: 0 0 0.25rem;
}

.tl-signal__text {
  font-size: 0.9375rem;
  color: var(--tl-ink-soft);
  margin: 0;
  line-height: 1.5;
}

/* ========================================
   Email gate
   ======================================== */

.tl-gate {
  position: relative;
  background: var(--tl-white);
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius-lg);
  padding: 2.5rem 2rem 2rem;
  text-align: center;
  box-shadow: var(--tl-shadow-md);
  margin-top: 2rem;
  overflow: hidden;
}

.tl-gate::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--tl-fir-deep), var(--tl-amber));
}

/* Blurred Gantt preview behind the gate */
.tl-gate-preview {
  position: relative;
  margin: -1rem -1rem 1.5rem;
  border-radius: var(--tl-radius);
  overflow: hidden;
  max-height: 260px;
}

.tl-gate-preview__image {
  filter: blur(8px) grayscale(0.6);
  opacity: 0.55;
  pointer-events: none;
  user-select: none;
  transform: scale(1.02);
}

.tl-gate-preview__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(to bottom, rgba(242, 237, 227, 0.1) 0%, rgba(242, 237, 227, 0.75) 100%);
}

.tl-gate-preview__overlay span {
  font-family: var(--tl-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tl-ink);
  background: var(--tl-white);
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--tl-ink);
}

.tl-gate__sub {
  color: var(--tl-muted);
  max-width: 52ch;
  margin: 0 auto 1.5rem;
  line-height: 1.55;
}

.tl-gate-form {
  max-width: 440px;
  margin: 0 auto;
  text-align: left;
}

.tl-error {
  color: var(--tl-burgundy);
  font-size: 0.875rem;
  margin: 0 0 0.75rem;
}

.tl-privacy {
  font-size: 0.75rem;
  color: var(--tl-muted);
  margin: 1rem 0 0;
}

/* ========================================
   Gantt chart
   ======================================== */

.tl-gantt-wrap {
  position: relative;
  background: var(--tl-white);
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.tl-gantt-toolbar {
  display: flex;
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.tl-gantt-toggle {
  background: none;
  border: 1px solid var(--tl-rule);
  color: var(--tl-ink-soft);
  padding: 0.375rem 0.75rem;
  font-family: var(--tl-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--tl-radius);
}

.tl-gantt-toggle:hover { border-color: var(--tl-ink); color: var(--tl-ink); }
.tl-gantt-toggle.is-active { background: var(--tl-ink); color: var(--tl-paper); border-color: var(--tl-ink); }

svg.tl-gantt {
  display: block;
  /* Render at explicit width/height from the JSX — never stretch to container */
  max-width: none;
}

.tl-gantt-label {
  font-family: var(--tl-mono);
  font-size: 10px;
  fill: var(--tl-ink-soft);
}

.tl-gantt-rowlabel {
  font-family: var(--tl-sans);
  font-size: 12px;
  fill: var(--tl-ink);
}

.tl-gantt-monthlabel {
  font-family: var(--tl-mono);
  font-size: 10px;
  fill: var(--tl-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tl-gantt-gridline {
  stroke: var(--tl-rule);
  stroke-width: 1;
}

.tl-gantt-gridline--year {
  stroke: var(--tl-rule-strong);
  stroke-width: 1.5;
}

/* Vertical phase list (mobile fallback) */
.tl-phase-list {
  display: none;
  list-style: none;
  padding: 0;
  margin: 0;
}

.tl-phase-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--tl-rule);
}

.tl-phase-list li:last-child { border-bottom: none; }

.tl-phase-list__name {
  font-size: 0.9375rem;
  color: var(--tl-ink);
  flex: 1;
}

.tl-phase-list__badge {
  display: inline-flex;
  align-items: center;
  padding: 0.1875rem 0.625rem;
  border-radius: 999px;
  font-family: var(--tl-mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--tl-white);
  white-space: nowrap;
}

.tl-phase-list__range {
  font-family: var(--tl-mono);
  font-size: 0.8125rem;
  color: var(--tl-muted);
  white-space: nowrap;
}

.tl-phase-list__critical {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--tl-amber);
  margin-right: 0.375rem;
  vertical-align: middle;
}

/* ≤560px: hide the Gantt SVG, show the vertical list */
@media (max-width: 560px) {
  .tl-gantt-wrap { padding: 1rem; }
  .tl-gantt { display: none; }
  .tl-phase-list { display: block; }
}

/* Legend */
.tl-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--tl-ink-soft);
}

.tl-legend__item { display: inline-flex; align-items: center; gap: 0.4rem; }

.tl-legend__swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 2px;
}

.tl-legend__swatch--critical {
  background: transparent;
  border: 2px solid var(--tl-amber);
}

/* ========================================
   Phase-by-phase table
   ======================================== */

.tl-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.tl-table thead th {
  text-align: left;
  padding: 0.75rem 0.75rem;
  font-family: var(--tl-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--tl-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--tl-rule-strong);
}

.tl-table tbody td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--tl-rule);
  vertical-align: top;
  color: var(--tl-ink-soft);
}

.tl-table__phase-name {
  color: var(--tl-ink);
  font-weight: 500;
}

.tl-table__group {
  display: inline-block;
  font-family: var(--tl-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--tl-white);
  margin-bottom: 0.25rem;
}

.tl-table__critical-chip {
  display: inline-block;
  font-family: var(--tl-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--tl-amber);
  border: 1px solid var(--tl-amber);
  margin-left: 0.375rem;
}

@media (max-width: 640px) {
  .tl-table { display: block; overflow-x: auto; }
}

/* ========================================
   What-if scenario cards
   ======================================== */

.tl-scenarios {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tl-scenario {
  background: var(--tl-paper);
  border: 1px solid var(--tl-rule);
  border-radius: var(--tl-radius);
  padding: 1.25rem;
}

.tl-scenario__label {
  font-family: var(--tl-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tl-muted);
  margin-bottom: 0.5rem;
}

.tl-scenario__delta {
  font-family: var(--tl-serif);
  font-size: 1.5rem;
  color: var(--tl-ink);
  line-height: 1.2;
  margin-bottom: 0.25rem;
}

.tl-scenario__note {
  font-size: 0.8125rem;
  color: var(--tl-ink-soft);
  line-height: 1.5;
}

.tl-scenario__delta--saved { color: var(--tl-green); }
.tl-scenario__delta--added { color: var(--tl-burgundy); }

/* ========================================
   Recommendations
   ======================================== */

.tl-recs {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tl-recs li {
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--tl-rule);
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.tl-recs li:last-child { border-bottom: none; }

.tl-recs__mark {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--tl-fir-deep);
  color: var(--tl-paper);
  font-family: var(--tl-mono);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.tl-recs__text {
  font-size: 0.9375rem;
  color: var(--tl-ink);
  line-height: 1.55;
  margin: 0;
}

/* ========================================
   Misc
   ======================================== */

.tl-critical-banner {
  background: rgba(166, 93, 87, 0.08);
  border: 1px solid var(--tl-burgundy);
  border-radius: var(--tl-radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--tl-burgundy-dark);
  font-size: 0.9375rem;
}

.tl-summary-note {
  background: var(--tl-paper);
  border-left: 3px solid var(--tl-fir-deep);
  padding: 0.875rem 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.9375rem;
  color: var(--tl-ink-soft);
  line-height: 1.55;
}

.tl-fade-in {
  animation: tlFadeIn 0.3s ease;
}

@keyframes tlFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Radio-group label (generic) */
.tl-fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.tl-fieldset-legend {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--tl-ink);
  margin-bottom: 0.5rem;
}

/* Inline number with label */
.tl-inline-number {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.tl-inline-number .tl-input { max-width: 140px; }
.tl-inline-number span { color: var(--tl-muted); font-size: 0.875rem; }