/* ==============================
   NextMetro - Fare Guide Pages
   Shared components for the /fares/ child cluster:
   /fares/dulles-airport/, /fares/reagan-airport/,
   /fares/cheapest-time-to-ride/, /fares/how-to-pay/,
   /fares/monthly-pass/, /fares/reduced-fare/

   Loaded alongside fares.css, which already supplies the page shell
   (.fares-page, .fares-hero, .fares-section, .fare-table, .fares-disclaimer).
   Everything here uses the core tokens from styles.css: grayscale surfaces,
   amber accent, WMATA line colors, zero border-radius.
   ============================== */

/* ---- Hero banner. Optional: pages without one open on the headline instead.
   The photograph sits behind the headline as an <img> rather than a CSS
   background so it can be preloaded and prioritised, which is what keeps it
   from becoming a slow LCP. It is absolutely positioned, so it contributes no
   layout of its own and cannot shift the page as it loads. ---- */
.fg-hero {
  position: relative;
  display: flex;
  align-items: center;
  /* The band is a window onto the photograph, and a shallow one shows so
     little of the frame that most shots read as an abstract smear. This is
     deep enough to carry a subject, and scales down rather than eating the
     screen on a phone. */
  min-height: clamp(200px, 22vw, 280px);
  padding: var(--nm-space-2xl) var(--nm-space-lg);
  border-bottom: 1px solid var(--nm-border-subtle);
  background-color: var(--nm-surface);
  overflow: hidden;
}

.fg-hero__image {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.fg-hero__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* The band is far wider than it is tall, so the crop is severe and the
     interesting part of a photograph is rarely dead centre. Pages set
     --fg-hero-crop to bring their subject into the band. */
  object-position: var(--fg-hero-crop, center);
}

/* Scrim. Heavier at the top than the elevators hero because these photographs
   include bright skies, and the eyebrow sits high in the band. */
.fg-hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.78) 0%,
    rgba(10, 10, 10, 0.82) 50%,
    rgba(20, 20, 20, 0.94) 100%
  );
}

.fg-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

.fg-hero .fg-eyebrow {
  /* The brightest amber, because this is 12px over a photograph and the
     dim one does not clear 4.5:1 against the lighter parts of these shots. */
  color: var(--nm-amber-bright);
}

.fg-hero .fg-title {
  margin-bottom: 0;
}

/* With a hero band above it, the answer is the first thing in the content
   column and does not need the head's own top padding. */
.fg-head--after-hero {
  padding-top: var(--nm-space-xl);
}

/* ---- Page head: eyebrow, H1, quick answer. All text, so the LCP element is
   the headline rather than a hero image or a widget that loads late. ---- */
.fg-head {
  padding-top: var(--nm-space-lg);
  margin-bottom: var(--nm-space-lg);
}

.fg-eyebrow {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--nm-amber-dim);
  margin-bottom: var(--nm-space-xs);
}

.fg-title {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: clamp(1.875rem, 6vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--nm-text-primary);
  margin: 0 0 var(--nm-space-md);
}

.fg-lede {
  font-family: var(--nm-font);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--nm-text-secondary);
  max-width: 64ch;
  margin: 0 0 var(--nm-space-lg);
}

/* ---- Quick answer: the snippet target, first block under the H1 ---- */
.fg-answer {
  background-color: var(--nm-surface);
  border: 1px solid var(--nm-border);
  border-left: 3px solid var(--nm-amber);
  padding: var(--nm-space-md) var(--nm-space-lg);
  margin-bottom: var(--nm-space-lg);
}

.fg-answer p {
  font-family: var(--nm-font);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--nm-text-primary);
  margin: 0;
}

.fg-answer p + p {
  margin-top: var(--nm-space-sm);
}

.fg-answer strong {
  font-weight: 700;
  color: var(--nm-amber-bright);
}

/* ---- Small dim note under a board or table ---- */
.fg-note {
  font-family: var(--nm-font);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--nm-text-muted);
  margin-top: var(--nm-space-sm);
}

.fg-note a {
  color: var(--nm-amber);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---- Callout ---- */
.fg-callout {
  background-color: var(--nm-surface);
  border: 1px solid var(--nm-border);
  border-left: 3px solid var(--nm-amber);
  padding: var(--nm-space-md) var(--nm-space-lg);
  font-family: var(--nm-font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--nm-text-secondary);
}

.fg-callout strong {
  color: var(--nm-text-primary);
  font-weight: 600;
}

.fg-callout a {
  color: var(--nm-amber);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.fg-callout a:hover {
  color: var(--nm-amber-bright);
}

.fg-callout p {
  margin: 0;
}

.fg-callout p + p {
  margin-top: var(--nm-space-sm);
}

.fg-callout--spaced {
  margin-top: var(--nm-space-md);
}

/* ==============================
   Fare board (airport pages)
   Two figures side by side, PIDS style.
   ============================== */
.fg-board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background-color: var(--nm-bg);
  border: 1px solid var(--nm-border-strong);
  margin-top: var(--nm-space-lg);
}

.fg-board-cell {
  padding: var(--nm-space-lg);
  min-width: 0;
}

.fg-board-cell + .fg-board-cell {
  border-left: 1px solid var(--nm-border-strong);
}

.fg-board-label {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--nm-text-muted);
  margin-bottom: var(--nm-space-sm);
}

.fg-board-figure {
  display: block;
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: clamp(2.25rem, 8vw, 3rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--nm-amber);
}

.fg-board-figure--cap {
  color: var(--nm-text-primary);
}

.fg-board-sub {
  display: block;
  font-family: var(--nm-font);
  font-size: 0.8125rem;
  color: var(--nm-text-muted);
  margin-top: var(--nm-space-sm);
  line-height: 1.5;
}

/* ---- Numeric cells inside .fare-table ----
   min-width holds the column open at the width of a filled value, so the
   cells that ship as "--" and are filled from the API on load cannot widen
   their column and nudge the table. Wide enough for "$6.75" and "55 min". */
.fare-table .fg-num {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  min-width: 5.5rem;
}

.fare-table .fg-num--weekday { color: var(--nm-amber); }
.fare-table .fg-num--offpeak { color: var(--nm-text-primary); }
.fare-table .fg-num--save    { color: var(--nm-line-green); }
.fare-table .fg-num--time    { color: var(--nm-text-secondary); font-weight: 600; }

.fare-table .fg-was {
  color: var(--nm-text-muted);
  text-decoration: line-through;
  text-decoration-color: var(--nm-text-disabled);
  font-weight: 500;
}

/* ==============================
   Fare cliff (cheapest time page)
   Two horizontal bars: weekday range vs the flat off-peak cap.
   ============================== */
.fg-cliff {
  background-color: var(--nm-bg);
  border: 1px solid var(--nm-border-strong);
  padding: var(--nm-space-lg);
  margin-top: var(--nm-space-md);
}

.fg-cliff-row + .fg-cliff-row {
  margin-top: var(--nm-space-lg);
}

.fg-cliff-head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--nm-space-xs) var(--nm-space-md);
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--nm-space-sm);
}

.fg-cliff-name {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--nm-text-primary);
}

.fg-cliff-tag {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--nm-text-muted);
}

.fg-cliff-bar {
  position: relative;
  height: 34px;
  border: 1px solid var(--nm-border-strong);
  background-color: var(--nm-surface);
}

.fg-cliff-fill {
  display: block;
  height: 100%;
}

.fg-cliff-fill--weekday {
  width: 100%;
  background: linear-gradient(90deg, #3A2C10 0%, var(--nm-amber) 100%);
}

.fg-cliff-fill--offpeak {
  width: 33%;
  background-color: var(--nm-line-green);
}

.fg-cliff-scale {
  display: flex;
  justify-content: space-between;
  gap: var(--nm-space-sm);
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  color: var(--nm-text-muted);
  margin-top: var(--nm-space-xs);
}

.fg-cliff-save {
  text-align: center;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--nm-text-secondary);
  margin-top: var(--nm-space-lg);
  padding-top: var(--nm-space-md);
  border-top: 1px solid var(--nm-border-subtle);
}

.fg-cliff-save strong {
  color: var(--nm-line-green);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* ==============================
   Break-even chart + module (monthly pass page)
   ============================== */
.fg-chart {
  background-color: var(--nm-bg);
  border: 1px solid var(--nm-border-strong);
  padding: var(--nm-space-lg);
  margin-top: var(--nm-space-md);
}

.fg-chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.fg-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--nm-space-sm) var(--nm-space-lg);
  margin-top: var(--nm-space-md);
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--nm-text-secondary);
}

.fg-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.fg-swatch {
  width: 16px;
  height: 3px;
  flex-shrink: 0;
}

.fg-swatch--ride { background-color: var(--nm-text-primary); }
.fg-swatch--pass { background-color: var(--nm-amber); }
.fg-swatch--cross {
  width: 9px;
  height: 9px;
  background-color: var(--nm-amber);
}

.fg-calc {
  background-color: var(--nm-surface);
  border: 1px solid var(--nm-border);
  padding: var(--nm-space-lg);
  margin-top: var(--nm-space-md);
}

.fg-calc-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nm-space-md);
}

.fg-calc-field label {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--nm-text-muted);
  margin-bottom: var(--nm-space-xs);
}

.fg-calc-field input,
.fg-calc-field select {
  width: 100%;
  background-color: var(--nm-bg);
  border: 1px solid var(--nm-border);
  color: var(--nm-text-primary);
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  padding: 0.65rem 0.75rem;
}

.fg-calc-field input:focus-visible,
.fg-calc-field select:focus-visible {
  outline: 2px solid var(--nm-amber);
  outline-offset: -2px;
}

.fg-calc-verdict {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--nm-space-md);
  margin-top: var(--nm-space-lg);
  padding-top: var(--nm-space-md);
  border-top: 1px solid var(--nm-border);
  text-align: center;
}

.fg-calc-key {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--nm-text-muted);
  margin-bottom: var(--nm-space-xs);
}

.fg-calc-value {
  display: block;
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.5rem;
  font-variant-numeric: tabular-nums;
  color: var(--nm-text-primary);
}

.fg-calc-value--win { color: var(--nm-line-green); }
.fg-calc-value--lose { color: var(--nm-text-secondary); }

.fg-calc-verdict-line {
  font-family: var(--nm-font);
  font-size: 1rem;
  font-weight: 600;
  color: var(--nm-text-secondary);
  margin-top: var(--nm-space-md);
  padding-top: var(--nm-space-md);
  border-top: 1px solid var(--nm-border-subtle);
}

/* ==============================
   Numbered ride flow (how to pay page)
   ============================== */
.fg-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: var(--nm-border);
  border: 1px solid var(--nm-border);
  margin-top: var(--nm-space-md);
  list-style: none;
  padding: 0;
}

.fg-flow-step {
  background-color: var(--nm-bg);
  padding: var(--nm-space-md);
}

.fg-flow-step--key {
  background-color: var(--nm-surface-elevated);
}

.fg-flow-n {
  display: block;
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--nm-amber);
  margin-bottom: var(--nm-space-sm);
}

.fg-flow-title {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--nm-text-primary);
  margin: 0 0 var(--nm-space-xs);
}

.fg-flow-step--key .fg-flow-title {
  color: var(--nm-amber-bright);
}

.fg-flow-text {
  font-family: var(--nm-font);
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--nm-text-secondary);
  margin: 0;
}

/* ==============================
   Two pay options (how to pay page)
   ============================== */
.fg-opts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nm-space-md);
  margin-top: var(--nm-space-md);
}

.fg-opt {
  background-color: var(--nm-surface);
  border: 1px solid var(--nm-border);
  padding: var(--nm-space-lg);
}

.fg-opt-title {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--nm-text-primary);
  margin: 0 0 var(--nm-space-xs);
}

.fg-opt-price {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
  color: var(--nm-amber);
  margin-bottom: var(--nm-space-md);
}

.fg-opt-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.fg-opt-list li {
  position: relative;
  padding: 0.3rem 0 0.3rem 1.15rem;
  font-family: var(--nm-font);
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--nm-text-secondary);
}

.fg-opt-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 6px;
  height: 1px;
  background-color: var(--nm-amber-dim);
}

/* ==============================
   Question / answer list (question-form headings)
   ============================== */
.fg-qa {
  margin-top: var(--nm-space-md);
  border-top: 1px solid var(--nm-border-subtle);
}

.fg-qa-item {
  padding: var(--nm-space-md) 0;
  border-bottom: 1px solid var(--nm-border-subtle);
}

.fg-qa-q {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--nm-text-primary);
  margin: 0 0 var(--nm-space-xs);
}

.fg-qa-item p {
  font-family: var(--nm-font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--nm-text-secondary);
  margin: 0;
}

.fg-qa-item p + p {
  margin-top: var(--nm-space-sm);
}

.fg-qa-item a {
  color: var(--nm-amber);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ==============================
   Regular vs reduced comparison (reduced fare page)
   ============================== */
.fg-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--nm-space-lg);
  background-color: var(--nm-bg);
  border: 1px solid var(--nm-border-strong);
  padding: var(--nm-space-lg);
  margin-top: var(--nm-space-md);
}

.fg-compare-side {
  text-align: center;
  min-width: 0;
}

.fg-compare-label {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--nm-text-muted);
  margin-bottom: var(--nm-space-sm);
}

.fg-compare-regular {
  display: block;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: clamp(1.5rem, 5vw, 1.875rem);
  font-variant-numeric: tabular-nums;
  color: var(--nm-text-muted);
  text-decoration: line-through;
  text-decoration-color: var(--nm-text-disabled);
}

.fg-compare-reduced {
  display: block;
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: clamp(1.875rem, 7vw, 2.375rem);
  font-variant-numeric: tabular-nums;
  color: var(--nm-amber);
}

.fg-compare-arrow {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--nm-line-green);
}

/* ---- Eligibility / fact grid ---- */
.fg-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background-color: var(--nm-border);
  border: 1px solid var(--nm-border);
  margin-top: var(--nm-space-md);
}

.fg-grid-cell {
  background-color: var(--nm-bg);
  padding: var(--nm-space-md);
}

.fg-grid-key {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--nm-text-primary);
  margin: 0 0 var(--nm-space-xs);
}

.fg-grid-cell--compact .fg-grid-key {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--nm-text-muted);
}

.fg-grid-value {
  font-family: var(--nm-font);
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--nm-text-secondary);
  margin: 0;
}

.fg-grid-cell--compact .fg-grid-value {
  font-size: 1rem;
  color: var(--nm-text-primary);
}

.fg-grid-value a {
  color: var(--nm-amber);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---- Numbered steps ---- */
.fg-steps {
  list-style: none;
  counter-reset: fg-step;
  padding: 0;
  margin: var(--nm-space-md) 0 0;
  border-top: 1px solid var(--nm-border-subtle);
}

.fg-steps li {
  counter-increment: fg-step;
  position: relative;
  padding: var(--nm-space-md) 0 var(--nm-space-md) 2.75rem;
  border-bottom: 1px solid var(--nm-border-subtle);
  font-family: var(--nm-font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--nm-text-secondary);
}

.fg-steps li::before {
  content: counter(fg-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: var(--nm-space-md);
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
  color: var(--nm-amber);
}

.fg-steps a {
  color: var(--nm-amber);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---- CTA button ---- */
.fg-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--nm-amber);
  border: 1px solid var(--nm-amber);
  color: var(--nm-bg);
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.85rem 1.4rem;
  margin-top: var(--nm-space-md);
}

.fg-cta:hover {
  background-color: var(--nm-amber-bright);
  border-color: var(--nm-amber-bright);
  color: var(--nm-bg);
}

.fg-cta:focus-visible {
  outline: 2px solid var(--nm-text-primary);
  outline-offset: 2px;
}

/* ---- Related chips ---- */
.fg-related {
  display: flex;
  flex-wrap: wrap;
  gap: var(--nm-space-sm);
  margin-top: var(--nm-space-md);
}

.fg-related a {
  border: 1px solid var(--nm-border);
  padding: 0.55rem 0.9rem;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--nm-text-secondary);
}

.fg-related a:hover {
  border-color: var(--nm-amber);
  color: var(--nm-text-primary);
}

.fg-related a:focus-visible {
  outline: 2px solid var(--nm-amber);
  outline-offset: -2px;
}

/* ==============================
   Responsive
   ============================== */
@media (max-width: 768px) {
  .fg-flow {
    grid-template-columns: 1fr 1fr;
  }

  .fg-opts,
  .fg-calc-fields {
    grid-template-columns: 1fr;
  }

  .fg-calc-verdict {
    grid-template-columns: 1fr;
    gap: var(--nm-space-sm);
    text-align: left;
  }

  .fg-calc-verdict > div {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--nm-space-sm);
  }

  .fg-calc-key {
    margin-bottom: 0;
  }
}

@media (max-width: 768px) {
  .fg-hero {
    padding: var(--nm-space-xl) var(--nm-space-md);
  }
}

@media (max-width: 560px) {
  .fg-board {
    grid-template-columns: 1fr;
  }

  .fg-board-cell + .fg-board-cell {
    border-left: none;
    border-top: 1px solid var(--nm-border-strong);
  }

  .fg-flow {
    grid-template-columns: 1fr;
  }

  .fg-grid {
    grid-template-columns: 1fr;
  }

  .fg-compare {
    grid-template-columns: 1fr;
    gap: var(--nm-space-md);
  }

  .fg-answer {
    padding: var(--nm-space-md);
  }

  .fg-answer p {
    font-size: 1.0625rem;
  }

  .fg-cliff-scale {
    font-size: 0.6875rem;
  }
}