/* DMV Express Lanes — mobile-first styles */
:root {
  --blue: #2a78d6;
  --blue-dark: #1c5cab;
  --blue-ink: #0d366b;
  --blue-soft: #e4eefb;
  --blue-tint: #f4f8fd;
  --orange: #eb6834;
  --green: #1a9c6a;
  --red: #d94848;
  --bg: #f1f4f9;
  --surface: #ffffff;
  --text: #1b2430;
  --muted: #5e6b7b;
  --border: #e2e7ee;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 6px 20px rgba(16, 24, 40, 0.06);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
}
a { color: var(--blue-dark); }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.skip-link {
  position: absolute; top: -48px; left: 8px; z-index: 100;
  background: var(--blue); color: #fff; padding: 8px 12px; border-radius: 8px; text-decoration: none;
}
.skip-link:focus { top: 8px; }

/* ---------- top bar ---------- */
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar-inner {
  max-width: 1160px; margin: 0 auto; padding: 12px 16px;
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
}
.brand { text-decoration: none; }
.brand h1 { margin: 0; font-size: 1.15rem; font-weight: 800; letter-spacing: -0.01em; color: var(--blue-ink); }
.tagline { color: var(--muted); font-size: 0.85rem; }

/* ---------- layout ---------- */
.page {
  max-width: 1160px; margin: 0 auto; padding: 16px;
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px;
}
.columns { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; align-items: start; }
.sidebar, .content { display: grid; gap: 16px; align-content: start; min-width: 0; }
.facts-section { min-width: 0; }

@media (min-width: 960px) {
  .page { padding: 24px; gap: 24px; }
  /* Route panel and network facts stack in the left column; the chart column runs alongside */
  .columns {
    grid-template-columns: 360px minmax(0, 1fr);
    grid-template-areas: "side main" "facts main";
    gap: 24px;
  }
  .sidebar { grid-area: side; }
  .content { grid-area: main; }
  .facts-section { grid-area: facts; }
  .sidebar, .content { gap: 20px; }
}

/* ---------- cards ---------- */
.card {
  background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 16px; min-width: 0;
}
@media (min-width: 600px) { .card { padding: 20px 22px; } }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.eyebrow {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 4px;
}
.card h2, .welcome h2 { margin: 0 0 4px; font-size: 1.12rem; line-height: 1.3; letter-spacing: -0.005em; }
.muted { color: var(--muted); font-size: 0.88rem; }
.hint { color: var(--muted); font-size: 0.78rem; margin-top: 6px; }
.notice { background: #fff4f2; color: #9a2b2b; border-radius: 10px; padding: 10px 12px; font-size: 0.88rem; margin: 10px 0; }

/* ---------- form ---------- */
.field { margin-top: 12px; }
.field label { display: block; font-size: 0.78rem; font-weight: 600; color: var(--muted); margin-bottom: 5px; }
select, input[type="date"] {
  width: 100%; padding: 11px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: #fafbfd; font: inherit; font-size: 1rem; color: var(--text);
  -webkit-appearance: none; appearance: none; min-height: 44px;
}
select {
  padding-right: 38px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235e6b7b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
select:disabled { opacity: 0.55; }
select:focus, input[type="date"]:focus { border-color: var(--blue); background: #fff; }
input[type="date"]::-webkit-calendar-picker-indicator { cursor: pointer; opacity: 0.7; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: none; border-radius: 10px; font: inherit; font-weight: 600; cursor: pointer;
  padding: 11px 16px; background: var(--blue); color: #fff; min-height: 44px;
  transition: background 0.15s, box-shadow 0.15s;
}
.btn:hover { background: var(--blue-dark); }
.btn-primary { width: 100%; margin-top: 14px; }
.btn-small { padding: 7px 12px; font-size: 0.82rem; min-height: 36px; border-radius: 8px; white-space: nowrap; }
.js .nojs-only { display: none; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font-size: 0.8rem; font-weight: 500; padding: 6px 11px; border-radius: 999px;
  background: var(--blue-soft); color: var(--blue-dark); text-decoration: none; line-height: 1.2;
}
.chip:hover { background: #d2e2f7; }
.chip.current { background: var(--blue); color: #fff; }

.reverse { display: inline-block; margin-top: 14px; font-size: 0.88rem; font-weight: 500; }

/* recent routes */
.recent { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 14px; font-size: 0.8rem; }
.recent[hidden] { display: none; }
.recent .recent-title { color: var(--muted); font-weight: 600; width: 100%; }
.recent .chip { white-space: normal; text-align: left; }
.recent .recent-clear { color: var(--muted); font-size: 0.75rem; margin-left: auto; }

/* ---------- right now ---------- */
.now {
  background: linear-gradient(135deg, #2a78d6 0%, #1c5cab 100%);
  color: #fff; border-radius: var(--radius); padding: 18px 20px;
  box-shadow: 0 10px 28px rgba(42, 120, 214, 0.28);
}
.now-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.85; }
.now-route { font-size: 0.9rem; opacity: 0.95; margin: 2px 0 10px; }
.now-price { font-size: 3rem; font-weight: 800; line-height: 1; letter-spacing: -0.02em; }
.now-price.now-closed { font-size: 1.5rem; line-height: 1.2; }
.now-meta { font-size: 0.85rem; opacity: 0.88; margin-top: 8px; }
.now-compare { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.pill {
  flex: 1 1 140px; background: rgba(255, 255, 255, 0.14); border-radius: 10px; padding: 8px 10px;
}
.pill span { display: block; font-size: 0.74rem; opacity: 0.85; }
.pill b { display: block; font-size: 1.05rem; margin-top: 2px; }
.pill small { font-size: 0.78rem; font-weight: 600; margin-left: 4px; }
.pill.up small { color: #ffd3cf; }
.pill.down small { color: #c8f2dc; }

/* ---------- tip ---------- */
.tip {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: #fff8e7; border: 1px solid #ffe2a6; color: #6b4a0e;
  border-radius: 12px; padding: 10px 12px; font-size: 0.85rem;
}
.tip p { flex: 1 1 180px; }
.tip .btn { background: #b9770e; }
.tip .btn:hover { background: #9c630a; }

/* ---------- KPI tiles ---------- */
.kpis { display: grid; gap: 8px; margin: 12px 0 0; }
.kpis.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kpis.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.kpi { background: var(--blue-tint); border-left: 3px solid var(--blue); border-radius: 10px; padding: 10px 12px; min-width: 0; }
.kpi.good { border-left-color: var(--green); }
.kpi.bad { border-left-color: var(--red); }
.kpi-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.kpi-value { font-size: 1.1rem; font-weight: 700; margin: 2px 0; line-height: 1.2; }
.kpi-sub { font-size: 0.76rem; color: var(--muted); }
@media (max-width: 400px) {
  .kpis.two { grid-template-columns: 1fr; }
  .kpis.three .kpi { padding: 8px 8px; }
  .kpis.three .kpi-value { font-size: 0.98rem; }
}
@media (min-width: 960px) {
  .kpis.two { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .kpi-value { font-size: 1.2rem; }
}

/* ---------- chart card ---------- */
.date-nav { display: inline-flex; align-items: center; gap: 4px; background: var(--blue-tint); border-radius: 999px; padding: 4px; }
.date-nav a, .date-nav .disabled {
  width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; text-decoration: none; color: var(--blue-dark);
}
.date-nav svg { display: block; }
.date-nav a:hover { background: var(--blue-soft); }
.date-nav .disabled { color: #b7c0cc; }
.date-label { font-size: 0.85rem; font-weight: 600; padding: 0 4px; white-space: nowrap; }

.chart-wrap { position: relative; height: 260px; margin-top: 14px; }
@media (min-width: 600px) { .chart-wrap { height: 320px; } }
@media (min-width: 960px) { .chart-wrap { height: 380px; } }

.chart-foot { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.legend-note { font-size: 0.78rem; display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; }
.legend-note .item { display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; }
.sw { display: inline-block; width: 18px; height: 0; border-top: 3px solid var(--blue); vertical-align: middle; border-radius: 2px; }
.sw.closed { border-top: 2px dashed #9e9e9e; }
.sw.dashed { border-top: 2px dashed var(--orange); }

.switch { display: inline-flex; align-items: center; gap: 10px; font-size: 0.88rem; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track { width: 38px; height: 22px; border-radius: 999px; background: #cfd8e3; position: relative; transition: background 0.15s; flex: none; }
.switch .track::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25); transition: transform 0.15s;
}
.switch input:checked + .track { background: var(--blue); }
.switch input:checked + .track::after { transform: translateX(16px); }
.switch input:focus-visible + .track { outline: 2px solid var(--blue); outline-offset: 2px; }

/* ---------- heatmap ---------- */
.heat { position: relative; margin-top: 14px; }
.heat-grid { display: grid; grid-template-columns: 2.2rem repeat(24, minmax(0, 1fr)); gap: 2px; align-items: center; }
.heat-hour { font-size: 0.65rem; color: var(--muted); grid-column: span 3; white-space: nowrap; }
.heat-dow { font-size: 0.78rem; color: var(--text); padding-right: 4px; }
.heat-dow.selected { font-weight: 800; color: var(--blue-dark); }
.heat-cell { aspect-ratio: 1 / 1; min-height: 11px; border-radius: 3px; cursor: default; }
.heat-cell.empty { background: repeating-linear-gradient(45deg, #e7ebf0 0 3px, #f6f8fb 3px 6px); }
.heat-cell:hover, .heat-cell:focus-visible { outline: 2px solid var(--text); outline-offset: -1px; }
.heat-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; font-size: 0.74rem; color: var(--muted); }
.heat-legend .bar { flex: 1 1 120px; height: 10px; border-radius: 5px; background: linear-gradient(90deg, #cde2fb, #3987e5, #0d366b); }
.heat-legend .closed-swatch { width: 14px; height: 10px; border-radius: 3px; margin-left: 8px; flex: none; background: repeating-linear-gradient(45deg, #e7ebf0 0 3px, #f6f8fb 3px 6px); }
.heat-legend .closed-swatch + span { white-space: nowrap; }
.heat-tip {
  position: absolute; z-index: 5; pointer-events: none; transform: translate(-50%, -115%);
  background: var(--text); color: #fff; font-size: 0.78rem; padding: 6px 9px; border-radius: 6px; white-space: nowrap;
}
@media (min-width: 600px) { .heat-grid { gap: 3px; } .heat-cell { border-radius: 4px; } .heat-dow { font-size: 0.82rem; } }

/* ---------- welcome ---------- */
.welcome h2 { font-size: 1.25rem; }
.features { list-style: none; padding: 0; margin: 14px 0; display: grid; gap: 12px; }
.features li { display: flex; gap: 12px; align-items: flex-start; }
.features .ico { flex: none; width: 36px; height: 36px; border-radius: 10px; background: var(--blue-soft); display: inline-flex; align-items: center; justify-content: center; font-size: 1.1rem; }
.features b { display: block; font-size: 0.95rem; }
.features span:not(.ico) { color: var(--muted); font-size: 0.86rem; }
@media (min-width: 960px) { .features { grid-template-columns: repeat(3, 1fr); } }

/* ---------- network facts ---------- */
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 6px; }
.facts-section .eyebrow { margin-top: 4px; }
.fact { background: var(--surface); border-radius: 12px; box-shadow: var(--shadow); padding: 14px; border-top: 3px solid var(--blue); min-width: 0; }
.fact.good { border-top-color: var(--green); }
.fact.bad { border-top-color: var(--red); }
.fact-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.fact-value { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; margin: 2px 0 4px; }
.fact-sub { font-size: 0.78rem; color: var(--muted); line-height: 1.35; }
@media (min-width: 960px) { .facts { gap: 12px; } .fact-value { font-size: 1.4rem; } }

/* ---------- about + footer ---------- */
.about p { font-size: 0.9rem; max-width: 70ch; }
.about p + p { margin-top: 8px; }
.footer { text-align: center; color: var(--muted); font-size: 0.82rem; padding: 8px 16px 32px; }
.footer p + p { margin-top: 4px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* ---------- tabs ---------- */
.tabs { display: flex; gap: 4px; background: var(--blue-tint); border-radius: 10px; padding: 4px; margin-bottom: 14px; }
.tabs [role="tab"] {
  flex: 1; border: none; background: transparent; font: inherit; font-size: 0.86rem; font-weight: 600;
  color: var(--muted); padding: 8px 6px; border-radius: 8px; cursor: pointer; min-height: 38px;
}
.tabs [role="tab"][aria-selected="true"] { background: var(--surface); color: var(--blue-dark); box-shadow: 0 1px 3px rgba(16, 24, 40, 0.1); }
html:not(.js) .tabs { display: none; }
html:not(.js) .tab-panel[hidden] { display: block; }

/* ---------- address estimator ---------- */
input[type="text"] {
  width: 100%; padding: 11px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: #fafbfd; font: inherit; font-size: 1rem; color: var(--text); min-height: 44px;
}
input[type="text"]:focus { border-color: var(--blue); background: #fff; }
input[type="text"].invalid { border-color: var(--red); }
.input-row { display: flex; gap: 6px; }
.input-row input { flex: 1; min-width: 0; }
.btn-icon { width: 44px; padding: 0; flex: none; background: var(--blue-soft); color: var(--blue-dark); font-size: 1.1rem; }
.btn-icon:hover { background: #d2e2f7; }
.btn-icon.busy { opacity: 0.6; }
.btn[disabled] { opacity: 0.6; cursor: wait; }
.estimate { margin-top: 14px; }
.estimate .error { background: #fff4f2; color: #9a2b2b; border-radius: 10px; padding: 10px 12px; font-size: 0.88rem; }
.est-card { background: var(--blue-tint); border-radius: 12px; padding: 14px; }
.est-leg { display: flex; gap: 10px; align-items: flex-start; font-size: 0.88rem; margin-bottom: 8px; }
.est-leg .dot { flex: none; min-width: 34px; height: 22px; padding: 0 7px; border-radius: 999px; background: var(--blue); color: #fff; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em; display: inline-flex; align-items: center; justify-content: center; margin-top: 1px; }
.est-leg .dot.out { background: var(--orange); }
.est-leg b { display: block; }
.est-leg span { color: var(--muted); font-size: 0.8rem; }
.est-price { margin: 10px 0 4px; padding-top: 10px; border-top: 1px solid var(--border); }
.est-price .big { font-size: 2.2rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.est-price .big.closed { font-size: 1.2rem; color: #9a2b2b; }
.est-price .sub { font-size: 0.8rem; color: var(--muted); }
.est-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.est-facts div { background: var(--surface); border-radius: 8px; padding: 8px 10px; font-size: 0.78rem; color: var(--muted); }
.est-facts b { display: block; color: var(--text); font-size: 0.98rem; }
.est-links { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }