/* ============================================================
   Utilities Bunker — Present Value Calculator (v2.1)
   File: /assets/css/modules/calculators/financialcalculators/present-value.v2.1.css
   Purpose:
   - Tool-only layout and visual styling
   - No edits to ub-toolkit.v2.1.css
   - Mobile-first, accessible, fast, UB-consistent
   ============================================================ */

:root{
  --pv-radius: 16px;
  --pv-gap: 14px;
  --pv-soft: rgba(0,0,0,.06);
  --pv-soft-2: rgba(0,0,0,.04);
  --pv-accent-soft: rgba(249,58,19,.10);
  --pv-accent-mid: rgba(249,58,19,.18);
  --pv-line: linear-gradient(90deg, rgba(249,58,19,.20), rgba(249,58,19,.55), rgba(249,58,19,.20));
}

/* Header */
.pv-head{
  display:flex;
  gap:10px;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
}

.pv-title{
  margin:0;
  font-size:var(--ub-fs-5);
}

.pv-subtitle{
  margin:6px 0 0;
}

/* Utility */
.is-hidden{
  display:none !important;
}

/* How-to list */
.pv-steps{
  margin:0;
  padding-left:18px;
}

.pv-steps li + li{
  margin-top:6px;
}

/* Hero layout */
.pv-hero{
  display:grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap:var(--pv-gap);
  align-items:start;
}

@media (max-width: 980px){
  .pv-hero{
    grid-template-columns:1fr;
  }
}

/* Panels */
.pv-panel{
  background:var(--ub-surface-2);
  border:1px solid var(--ub-border);
  border-radius:var(--pv-radius);
  padding:12px;
}

.pv-panel--summary{
  display:flex;
  flex-direction:column;
  gap:12px;
  min-width:0;
}

.pv-panel--form{
  min-width:0;
}

.pv-formcard{
  margin-bottom:0;
  background:transparent;
  border:none;
  box-shadow:none;
  padding:0;
}

/* Summary top */
.pv-panel-top{
  display:flex;
  gap:12px;
  justify-content:space-between;
  align-items:flex-start;
  flex-wrap:wrap;
}

.pv-eyebrow{
  font-size:12px;
  font-weight:950;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ub-muted);
}

.pv-panel-title{
  margin:4px 0 0;
  font-size:var(--ub-fs-3);
  font-weight:950;
  letter-spacing:-0.01em;
}

.pv-panel-subtitle{
  margin:6px 0 0;
  font-size:13px;
  color:var(--ub-muted);
  max-width:56ch;
}

/* KPI tiles */
.pv-kpis{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:8px;
  min-width:min(100%, 320px);
}

.pv-kpi{
  padding:10px;
  border-radius:14px;
  border:1px solid var(--ub-border);
  background:var(--ub-card-bg);
}

.pv-kpi .k{
  font-size:11px;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.04em;
  color:var(--ub-muted);
}

.pv-kpi .v{
  font-family:var(--ub-mono);
  font-weight:950;
  font-size:14px;
  margin-top:4px;
  overflow-wrap:anywhere;
}

/* Visual timeline */
.pv-visual{
  border-radius:16px;
  border:1px solid var(--ub-border);
  background:
    linear-gradient(180deg, var(--ub-card-bg), var(--ub-surface-2));
  padding:14px;
}

.pv-timeline{
  display:grid;
  grid-template-columns:minmax(110px, 1fr) minmax(44px, auto) minmax(110px, 1fr);
  align-items:center;
  gap:10px;
}

.pv-time-card{
  border:1px solid var(--ub-border);
  background:var(--ub-card-bg);
  border-radius:16px;
  padding:14px 12px;
  text-align:center;
  min-height:88px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:6px;
}

.pv-time-card strong{
  font-family:var(--ub-mono);
  font-size:clamp(14px, 1rem + .15vw, 16px);
  font-weight:950;
  overflow-wrap:anywhere;
}

.pv-time-card--now{
  box-shadow: inset 0 0 0 1px rgba(249,58,19,.08);
}

.pv-time-card--future{
  box-shadow: inset 0 0 0 1px rgba(249,58,19,.14);
}

.pv-time-label{
  font-size:11px;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--ub-muted);
}

.pv-time-line{
  position:relative;
  min-height:14px;
}

.pv-time-line::before{
  content:"";
  display:block;
  height:4px;
  border-radius:999px;
  background:var(--pv-line);
}

.pv-time-line::after{
  content:"";
  position:absolute;
  right:-1px;
  top:50%;
  transform:translateY(-50%);
  width:12px;
  height:12px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--ub-btn-grad-a), var(--ub-btn-grad-b));
  box-shadow:0 0 0 4px rgba(249,58,19,.12);
}

/* Metrics */
.pv-metrics{
  margin-top:12px;
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:8px;
}

.pv-metric{
  padding:10px;
  border:1px solid var(--ub-border);
  border-radius:14px;
  background:var(--ub-card-bg);
}

.pv-metric span{
  display:block;
  font-size:11px;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.04em;
  color:var(--ub-muted);
}

.pv-metric strong{
  display:block;
  margin-top:4px;
  font-family:var(--ub-mono);
  font-weight:950;
  font-size:14px;
  overflow-wrap:anywhere;
}

/* Quick actions */
.pv-quick-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

.pv-quick-actions .ub-chip{
  min-height:44px;
  padding:10px 12px;
}

/* Mode switch */
.pv-mode-switch{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:10px;
  margin:0 0 14px;
}

.pv-mode-switch .ub-chip{
  min-height:44px;
  width:100%;
  padding:10px 12px;
}

.pv-mode-switch .ub-chip[aria-pressed="true"]{
  border-color:rgba(249,58,19,.55);
  box-shadow:0 0 0 4px rgba(249,58,19,.12);
}

/* Divider */
.pv-divider{
  border:none;
  border-top:1px solid var(--ub-border);
  margin:14px 0;
}

/* Toggle row */
.pv-toggles{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

.pv-toggles .ub-chip{
  display:inline-flex;
  gap:8px;
  align-items:center;
}

.pv-toggles .ub-chip input[type="checkbox"]{
  width:18px;
  height:18px;
  margin:0;
}

/* Work area */
.pv-work{
  font-family:var(--ub-mono);
  font-size:13px;
  line-height:1.58;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
}

.pv-work-note{
  margin-top:10px;
  color:var(--ub-muted);
  font-size:12px;
}

/* Formula list */
.pv-formula-list{
  margin:0;
  padding-left:18px;
}

.pv-formula-list li + li{
  margin-top:8px;
}

.pv-formula-note{
  margin-top:10px;
  color:var(--ub-muted);
  font-size:12px;
}

/* FAQ */
.pv-faq-q{
  margin:12px 0 6px;
  font-size:16px;
  line-height:1.35;
}

.pv-faq-a{
  margin:0;
}

/* Tool-specific polish for cards/controls */
.pv-panel .ub-card-title,
.pv-panel .ub-card-subtitle{
  max-width:62ch;
}

.pv-panel .ub-inputrow{
  display:block !important;
}

.pv-panel .ub-inputrow > input,
.pv-panel .ub-inputrow > select{
  width:100% !important;
}

.pv-panel .ub-inline-error{
  min-height:16px;
}

/* Focus support */
.pv-mode-switch .ub-chip:focus,
.pv-quick-actions .ub-chip:focus{
  outline:none;
  box-shadow:0 0 0 4px var(--ub-focus);
}

/* Small screen adjustments */
@media (max-width: 640px){
  .pv-kpis{
    grid-template-columns:1fr 1fr;
    width:100%;
    min-width:0;
  }

  .pv-metrics{
    grid-template-columns:1fr;
  }

  .pv-timeline{
    grid-template-columns:1fr;
    gap:12px;
  }

  .pv-time-line{
    min-height:32px;
  }

  .pv-time-line::before{
    width:4px;
    height:100%;
    margin:0 auto;
    background:linear-gradient(180deg, rgba(249,58,19,.20), rgba(249,58,19,.55), rgba(249,58,19,.20));
  }

  .pv-time-line::after{
    left:50%;
    right:auto;
    top:auto;
    bottom:-1px;
    transform:translateX(-50%);
  }
}

@media (max-width: 520px){
  .pv-kpi .v,
  .pv-metric strong{
    font-size:13px;
  }

  .pv-time-card{
    min-height:76px;
    padding:12px 10px;
  }
}

/* Dark mode refinement */
html.ub-theme-dark .pv-visual{
  background:
    linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
}

html.ub-theme-dark .pv-time-card,
html.ub-theme-dark .pv-metric,
html.ub-theme-dark .pv-kpi{
  background:rgba(255,255,255,.03);
}

html.ub-theme-dark .pv-time-card--future{
  box-shadow: inset 0 0 0 1px rgba(249,58,19,.22);
}

html.ub-theme-dark .pv-time-card--now{
  box-shadow: inset 0 0 0 1px rgba(249,58,19,.14);
}