/* Line Page Styles */
/* ==============================
   Line Page
   ============================== */

/* ---- Line Page Main Tint ---- */
main[data-line] {
  background-color: var(--line-bg, var(--nm-bg));
}

/* ---- Line Hero ---- */
.line-hero {
  background-color: var(--line-surface, var(--nm-surface));
  padding: var(--nm-space-3xl) var(--nm-space-lg) var(--nm-space-2xl);
  border-bottom: 1px solid var(--nm-border-subtle);
  position: relative;
  overflow: hidden;
}

.line-hero-inner {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

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

.line-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  opacity: 0.08;
  mix-blend-mode: luminosity;
}

.line-hero__image img[data-error] {
  opacity: 0;
}

.line-hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--line-surface, var(--nm-surface));
  opacity: 0.7;
}

.line-hero-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--nm-amber-dim);
  letter-spacing: 0.12em;
  margin-bottom: var(--nm-space-sm);
}

.line-hero-label-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--line-color);
  flex-shrink: 0;
}

.line-hero-bar {
  width: 50%;
  max-width: 400px;
  height: 4px;
  background-color: var(--line-color);
  margin-bottom: var(--nm-space-md);
}

.line-hero-title {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: clamp(2.5rem, 8vw, 4rem);
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.1;
  margin-bottom: var(--nm-space-sm);
}

.line-hero-subtitle {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--line-color);
  margin-bottom: var(--nm-space-lg);
}

.line-hero-subtitle .line-hero-separator {
  margin: 0 0.35em;
  opacity: 0.6;
}

/* Legacy: keep for any old markup */
.line-hero-color-bar {
  display: inline-block;
  width: 6px;
  height: 1.8em;
  background-color: var(--line-color);
  flex-shrink: 0;
}

/* ---- Line Status Hero ---- */
.line-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--nm-surface-elevated);
  border: 1px solid var(--nm-border);
  padding: 10px 16px;
}

.line-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50% !important;
  flex-shrink: 0;
}

.line-status-dot--loading {
  background-color: var(--nm-text-muted);
  animation: pulse 2s ease-in-out infinite;
}

.line-status-dot--ok {
  background-color: var(--nm-status-ok);
}

.line-status-dot--alert {
  background-color: var(--nm-status-error);
  animation: pulse 2s ease-in-out infinite;
}

.line-status-dot--caution {
  background-color: var(--nm-status-warn);
  animation: pulse 2s ease-in-out infinite;
}

.line-status-text {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1rem;
  color: var(--nm-text-primary);
}

/* ---- Line Page Container ---- */
.line-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--nm-space-lg) var(--nm-space-3xl);
}

/* ---- Line Alerts ---- */
.line-alerts {
  display: none;
  background-color: var(--line-surface, var(--nm-surface));
  border: 1px solid var(--nm-border);
  border-left: 4px solid var(--nm-status-error);
  margin-top: var(--nm-space-xl);
  overflow: hidden;
}

.line-alerts-header {
  background-color: var(--nm-surface-elevated);
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--nm-border);
}

.line-alerts-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50% !important;
  background-color: var(--nm-status-error);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.line-alerts-badge {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--nm-status-error);
}

.line-alerts-body {
  padding: 0.75rem 1.25rem;
}

.line-alert-item {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--nm-border-subtle);
}

.line-alert-item:last-child {
  border-bottom: none;
}

.line-alert-text {
  font-family: var(--nm-font);
  font-weight: 400;
  font-size: 1rem;
  color: var(--nm-text-secondary);
  line-height: 1.65;
}

.line-alert-time {
  font-family: var(--nm-font);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--nm-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 4px;
  display: inline-block;
}

.line-alerts-more {
  font-family: var(--nm-font);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--nm-text-muted);
  padding-top: 0.5rem;
}

.line-alerts-link {
  display: flex;
  align-items: center;
  padding: 0.6rem 1.25rem;
  min-height: 44px;
  font-family: var(--nm-font);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--nm-amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-top: 1px solid var(--nm-border);
  transition: background-color var(--nm-transition-normal);
}

.line-alerts-link:hover {
  background-color: var(--nm-surface-elevated);
  color: var(--nm-amber-bright);
}

/* ---- Terminus Labels ---- */
.line-termini {
  margin-top: var(--nm-space-xl);
}

.line-termini-inner {
  display: flex;
  align-items: center;
  background-color: var(--line-surface, var(--nm-surface));
  border: 1px solid var(--nm-border);
  padding: var(--nm-space-lg) var(--nm-space-lg);
  gap: var(--nm-space-md);
}

.line-termini-station {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1rem;
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  flex-shrink: 0;
  white-space: nowrap;
}

.line-termini-dot {
  width: 12px;
  height: 12px;
  border-radius: 50% !important;
  background-color: var(--line-color);
  flex-shrink: 0;
}

.line-termini-track {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.line-termini-line {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--line-color);
  opacity: 0.5;
}

.line-termini-count {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--nm-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

@media (max-width: 860px) {
  .line-termini-inner {
    flex-direction: column;
    align-items: center;
    gap: var(--nm-space-sm);
  }

  .line-termini-station {
    font-size: 0.875rem;
    white-space: normal;
    text-align: center;
    justify-content: center;
    flex-shrink: 1;
  }

  .line-termini-track {
    width: 100%;
    flex: 0 0 auto;
  }

  .line-termini-count {
    white-space: normal;
    text-align: center;
  }
}

/* ---- Section Headings ---- */
.line-section-heading {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: var(--nm-space-sm);
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--nm-amber-dim);
  display: inline-flex;
  align-items: center;
}

.line-section-heading i {
  color: var(--nm-amber);
  font-size: 1.25rem;
}

/* ---- All Stations ---- */
.line-stations {
  margin-top: var(--nm-space-2xl);
}

.line-stations-list {
  border: 1px solid var(--nm-border);
  overflow: hidden;
}

.line-station-row {
  display: flex;
  align-items: center;
  gap: var(--nm-space-md);
  padding: 0 1.25rem;
  text-decoration: none;
  transition: background-color var(--nm-transition-fast);
  border-bottom: 1px solid var(--nm-border-subtle);
  min-height: 52px;
}

.line-station-row:last-child {
  border-bottom: none;
}

.line-station-row:hover {
  background-color: var(--line-surface, var(--nm-surface));
}

/* Station dot column with connector line */
.line-station-dot-col {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  flex-shrink: 0;
  align-self: stretch;
}

.line-station-dot {
  width: 12px;
  height: 12px;
  border-radius: 50% !important;
  background-color: var(--line-color);
  border: 2px solid var(--nm-bg);
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.line-station-dot--transfer {
  width: 16px;
  height: 16px;
  background-color: var(--nm-text-primary);
  border: 3px solid var(--nm-bg);
}

.line-station-connector {
  position: absolute;
  top: 50%;
  bottom: -1px;
  left: 50%;
  width: 3px;
  background-color: var(--line-color);
  transform: translateX(-50%);
  z-index: 1;
}

/* Extend connector from top as well (except first) */
.line-station-row:not(:first-child) .line-station-dot-col::before {
  content: '';
  position: absolute;
  top: -1px;
  bottom: 50%;
  left: 50%;
  width: 3px;
  background-color: var(--line-color);
  transform: translateX(-50%);
  z-index: 1;
}

.line-station-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 2px 8px;
  padding: 0.6rem 0;
}

.line-station-name {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1rem;
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.line-station-badges {
  display: flex;
  align-items: center;
  gap: var(--nm-space-sm);
  flex-wrap: wrap;
}

.station-transfer {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.station-transfer-dot {
  width: 8px;
  height: 8px;
  border-radius: 50% !important;
  display: inline-block;
}

.station-transfer-label {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--nm-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.station-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  color: var(--nm-text-muted);
}

.station-badge--parking svg {
  color: var(--nm-text-muted);
}

.station-badge--external {
  gap: 4px;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--nm-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background-color: var(--nm-surface-elevated);
  border: 1px solid var(--nm-border-subtle);
  padding: 2px 6px;
}

.station-badge--external svg {
  color: var(--nm-text-secondary);
  flex-shrink: 0;
}

.station-terminus {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--nm-amber-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---- Outdoor Stations (Ground Level & Elevated) ---- */
.line-station-row--outdoor {
  background-color: rgba(255, 255, 255, 0.018);
}

.line-station-row--outdoor:hover {
  background-color: rgba(255, 255, 255, 0.035);
}

.station-ground-level,
.station-elevated {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.station-ground-level {
  color: #5B9DB8;
}

.station-elevated {
  color: #8B7EC8;
}

.station-ground-level svg,
.station-elevated svg {
  flex-shrink: 0;
}

.line-station-arrow {
  color: var(--nm-text-muted);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  transition: color var(--nm-transition-normal);
}

.line-station-row:hover .line-station-arrow {
  color: var(--nm-amber);
}

.line-station-row:hover .line-station-name {
  color: var(--nm-amber);
}

/* ---- Service Info ---- */
.line-info {
  margin-top: var(--nm-space-2xl);
}

.line-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nm-space-lg);
  margin-top: var(--nm-space-md);
}

.line-info-card {
  background-color: var(--line-surface, var(--nm-surface));
  border: 1px solid var(--nm-border);
  padding: var(--nm-space-lg) 1.25rem;
}

.line-info-card-title {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--nm-space-sm);
}

.line-info-rows {
  display: flex;
  flex-direction: column;
}

.line-info-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--nm-space-md);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--nm-border-subtle);
}

.line-info-row:last-child {
  border-bottom: none;
}

.line-info-label {
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--nm-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.line-info-value {
  font-family: var(--nm-font);
  font-weight: 500;
  font-size: 1rem;
  color: var(--nm-text-secondary);
  text-align: right;
}

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

.line-info-value a:hover {
  color: var(--nm-amber-bright);
}

.line-info-link {
  display: inline-block;
  margin-top: var(--nm-space-md);
  font-family: var(--nm-font);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--nm-amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.line-info-link:hover {
  color: var(--nm-amber-bright);
}

/* ---- Frequency ---- */
.line-frequency {
  background-color: var(--line-surface, var(--nm-surface));
  border: 1px solid var(--nm-border);
  padding: var(--nm-space-md) 1.25rem;
  margin-top: var(--nm-space-lg);
  display: flex;
  align-items: baseline;
  gap: var(--nm-space-md);
  flex-wrap: wrap;
}

.line-frequency-label {
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.line-frequency-value {
  font-family: var(--nm-font);
  font-weight: 500;
  font-size: 1rem;
  color: var(--nm-text-secondary);
}

/* ---- Connections ---- */
.line-connections {
  margin-top: var(--nm-space-2xl);
}

.line-connections-body {
  margin-top: var(--nm-space-md);
}

.line-connections-pills {
  display: flex;
  gap: var(--nm-space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--nm-space-md);
}

.line-connection-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--line-surface, var(--nm-surface));
  border: 1px solid var(--nm-border);
  padding: 10px 14px;
  min-height: 44px;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--nm-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: background-color var(--nm-transition-normal), border-color var(--nm-transition-normal);
}

.line-connection-pill:hover {
  background-color: var(--nm-surface-elevated);
  border-color: var(--nm-border-strong);
  color: var(--nm-text-primary);
}

.line-connection-dot {
  width: 10px;
  height: 10px;
  border-radius: 50% !important;
  background-color: var(--pill-color);
  flex-shrink: 0;
}

/* ---- Line-specific custom properties ---- */
[data-line="red"]    { --line-color: var(--nm-line-red);    --line-bg: var(--nm-line-bg-red);    --line-surface: var(--nm-line-surface-red); }
[data-line="orange"] { --line-color: var(--nm-line-orange); --line-bg: var(--nm-line-bg-orange); --line-surface: var(--nm-line-surface-orange); }
[data-line="blue"]   { --line-color: var(--nm-line-blue);   --line-bg: var(--nm-line-bg-blue);   --line-surface: var(--nm-line-surface-blue); }
[data-line="green"]  { --line-color: var(--nm-line-green);  --line-bg: var(--nm-line-bg-green);  --line-surface: var(--nm-line-surface-green); }
[data-line="yellow"] { --line-color: var(--nm-line-yellow); --line-bg: var(--nm-line-bg-yellow); --line-surface: var(--nm-line-surface-yellow); }
[data-line="silver"] { --line-color: var(--nm-line-silver); --line-bg: var(--nm-line-bg-silver); --line-surface: var(--nm-line-surface-silver); }

/* ---- Transfer dot line colors ---- */
.station-transfer-dot--red    { background-color: var(--nm-line-red); }
.station-transfer-dot--orange { background-color: var(--nm-line-orange); }
.station-transfer-dot--blue   { background-color: var(--nm-line-blue); }
.station-transfer-dot--green  { background-color: var(--nm-line-green); }
.station-transfer-dot--yellow { background-color: var(--nm-line-yellow); }
.station-transfer-dot--silver { background-color: var(--nm-line-silver); }

/* ---- Connection pill line colors ---- */
.line-connection-pill--red    { --pill-color: var(--nm-line-red); }
.line-connection-pill--orange { --pill-color: var(--nm-line-orange); }
.line-connection-pill--blue   { --pill-color: var(--nm-line-blue); }
.line-connection-pill--green  { --pill-color: var(--nm-line-green); }
.line-connection-pill--yellow { --pill-color: var(--nm-line-yellow); }
.line-connection-pill--silver { --pill-color: var(--nm-line-silver); }

.line-connections-detail {
  font-family: var(--nm-font);
  font-size: 1rem;
  font-weight: 400;
  color: var(--nm-text-secondary);
  line-height: 1.6;
}

.line-connections-detail strong {
  color: var(--nm-text-primary);
  font-weight: 600;
}

.line-map-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--nm-space-md);
  min-height: 44px;
  font-family: var(--nm-font);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--nm-amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.line-map-link:hover {
  color: var(--nm-amber-bright);
}

/* ---- Line Disclaimer ---- */
.line-disclaimer {
  background-color: var(--nm-surface-elevated);
  border: 1px solid var(--nm-border);
  padding: 1rem 1.25rem;
  margin-top: var(--nm-space-2xl);
}

.line-disclaimer p {
  font-family: var(--nm-font);
  font-size: 1rem;
  color: var(--nm-text-secondary);
  line-height: 1.7;
}

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

/* ---- Breadcrumb ---- */
.line-breadcrumb {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--nm-space-sm) var(--nm-space-lg);
}

.line-breadcrumb-list {
  display: flex;
  align-items: center;
  gap: var(--nm-space-xs);
  list-style: none;
  font-family: var(--nm-font);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.line-breadcrumb-item a {
  color: var(--nm-text-secondary);
  text-decoration: none;
  transition: color var(--nm-transition-normal);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 8px 4px;
}

.line-breadcrumb-item a:hover {
  color: var(--nm-amber);
}

.line-breadcrumb-separator {
  color: var(--nm-text-secondary);
}

.line-breadcrumb-current {
  color: var(--nm-text-secondary);
}

/* ---- FAQ Section ---- */
.line-faq {
  margin-top: var(--nm-space-2xl);
}

.line-faq-list {
  border: 1px solid var(--nm-border);
  overflow: hidden;
}

.line-faq-item {
  border-bottom: 1px solid var(--nm-border-subtle);
}

.line-faq-item:last-child {
  border-bottom: none;
}

.line-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--nm-space-md) 1.25rem;
  font-family: var(--nm-font);
  font-weight: 600;
  font-size: 1rem;
  color: var(--nm-text-primary);
  cursor: pointer;
  transition: background-color var(--nm-transition-fast), color var(--nm-transition-normal);
  list-style: none;
}

.line-faq-question::-webkit-details-marker {
  display: none;
}

.line-faq-question::after {
  content: '+';
  font-family: var(--nm-font);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--nm-text-muted);
  flex-shrink: 0;
  margin-left: var(--nm-space-md);
  transition: color var(--nm-transition-normal), transform var(--nm-transition-normal);
}

.line-faq-item[open] .line-faq-question::after {
  content: '\2212';
  color: var(--nm-amber);
}

.line-faq-question:hover {
  background-color: var(--line-surface, var(--nm-surface));
  color: var(--nm-amber);
}

.line-faq-answer {
  padding: 0 1.25rem var(--nm-space-md);
}

.line-faq-answer p {
  font-family: var(--nm-font);
  font-size: 1rem;
  font-weight: 400;
  color: var(--nm-text-secondary);
  line-height: 1.7;
}

.line-faq-answer a {
  color: var(--nm-amber);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.line-faq-answer a:hover {
  color: var(--nm-amber-bright);
}

/* ---- Line Page Responsive ---- */
@media (max-width: 768px) {
  .line-hero {
    padding: var(--nm-space-2xl) var(--nm-space-md) var(--nm-space-xl);
  }

  .line-hero-bar {
    width: 65%;
  }

  .line-hero-title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .line-page {
    padding: 0 var(--nm-space-md) var(--nm-space-2xl);
  }

  .line-breadcrumb {
    padding: var(--nm-space-sm) var(--nm-space-md);
  }

  .line-info-grid {
    grid-template-columns: 1fr;
  }

  .line-info-row {
    flex-direction: column;
    gap: 2px;
    align-items: flex-start;
  }

  .line-info-value {
    text-align: left;
  }

  .line-termini-dot {
    width: 10px;
    height: 10px;
  }

  .line-frequency {
    flex-direction: column;
    gap: var(--nm-space-xs);
  }

  .line-faq-question {
    padding: var(--nm-space-sm) var(--nm-space-md);
  }

  .line-faq-answer {
    padding: 0 var(--nm-space-md) var(--nm-space-sm);
  }

}