:root {
  color-scheme: light;
  --bg: #eef2f7;
  --surface: #ffffff;
  --surface-warm: #fff7d6;
  --ink: #0b1d3a;
  --muted: #475467;
  --line: #b9c2d0;
  --accent: #d62828;
  --accent-dark: #a71818;
  --signal-yellow: #ffc400;
  --ready: #116b35;
  --danger: #dc2626;
  --shadow: 0 12px 32px rgba(11, 29, 58, 0.15);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  padding: max(12px, env(safe-area-inset-top)) 10px max(18px, env(safe-area-inset-bottom));
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body.modal-open {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
  touch-action: manipulation;
}

button:focus-visible,
input:focus {
  outline: 5px solid rgba(255, 196, 0, 0.55);
  outline-offset: 2px;
}

.app-shell {
  width: min(100%, 560px);
  margin: 0 auto;
  display: grid;
  gap: 12px;
}

.hero,
.panel,
.race-card {
  border: 2px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero {
  padding: 14px;
}

.brand-logo {
  display: block;
  width: min(100%, 340px);
  height: auto;
}

.hero-row,
.panel-heading,
.participant-head,
.race-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.race-date,
.mini-status,
.target-date,
.next-callout,
.voice-status,
.eyebrow {
  margin: 0;
  color: var(--muted);
}

.race-date {
  margin-top: 10px;
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
}

.badge {
  flex: 0 0 auto;
  min-width: 80px;
  padding: 9px 12px;
  border: 2px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: #f8fafc;
  font-size: 0.88rem;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
}

.badge.armed {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
}

.panel {
  padding: 14px;
  display: grid;
  gap: 12px;
}

.collapsible-panel {
  padding: 0;
  overflow: hidden;
}

.collapse-summary {
  min-height: 62px;
  padding: 14px;
  cursor: pointer;
  list-style: none;
  background: #fff;
}

.collapse-summary::-webkit-details-marker {
  display: none;
}

.collapse-title {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.collapse-title .mini-status {
  text-align: left;
}

.collapse-cue {
  flex: 0 0 auto;
  min-width: 64px;
  padding: 7px 10px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  color: #fff;
  background: var(--ink);
  font-size: 0.78rem;
  font-weight: 950;
  text-align: center;
  text-transform: uppercase;
}

.collapsible-panel[open] > .collapse-summary {
  border-bottom: 2px solid var(--line);
}

details[open] > summary .collapse-cue::before {
  content: "Hide";
}

details:not([open]) > summary .collapse-cue {
  color: var(--ink);
  background: var(--signal-yellow);
}

details:not([open]) > summary .collapse-cue::before {
  content: "Show";
}

.collapsible-panel > .phrf-grid,
.collapsible-panel > .flag-grid {
  margin: 14px;
}

h2 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.05;
  letter-spacing: 0;
}

.mini-status {
  font-size: 0.92rem;
  font-weight: 800;
  text-align: right;
}

.mini-status.good,
.voice-status.good {
  color: var(--ready);
}

.mini-status.warn,
.voice-status.warn {
  color: var(--danger);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.phrf-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(128px, 0.5fr);
  gap: 10px;
  align-items: end;
}

label {
  display: grid;
  gap: 6px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 900;
  text-transform: uppercase;
}

label:last-child {
  grid-column: 1 / -1;
}

input {
  width: 100%;
  min-height: 58px;
  border: 3px solid #9aa7b8;
  border-radius: 8px;
  padding: 0 13px;
  color: var(--ink);
  background: #fff;
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: 0;
}

#phrf-rating {
  max-width: none;
  font-size: 2rem;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.phrf-result {
  min-height: 78px;
  display: grid;
  align-content: center;
  gap: 3px;
  border: 3px solid var(--ink);
  border-radius: 8px;
  padding: 10px;
  background: var(--surface-warm);
  text-align: center;
}

.phrf-result span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.phrf-result strong {
  color: var(--ink);
  font-size: 2rem;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.primary,
.secondary {
  width: 100%;
  min-height: 68px;
  padding: 12px 14px;
  font-size: 1.2rem;
}

.primary {
  color: #fff;
  background: var(--accent);
  box-shadow: 0 8px 18px rgba(214, 40, 40, 0.25);
}

.secondary {
  color: var(--ink);
  border: 2px solid var(--ink);
  background: var(--signal-yellow);
}

.tiny-button {
  min-height: 38px;
  padding: 8px 10px;
  color: var(--ink);
  border: 2px solid var(--line);
  background: #fff;
  font-size: 0.82rem;
}

.participant-box {
  border: 2px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f8fafc;
}

.participant-list {
  min-height: 34px;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  list-style: none;
}

.participant-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 10px;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-weight: 850;
}

.participant-list small {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
}

.flag-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.flag-button {
  min-height: 78px;
  padding: 7px;
  display: grid;
  place-items: center;
  border: 2px solid var(--ink);
  color: var(--ink);
  background: #fff;
  font-size: 1rem;
  line-height: 1.05;
}

.flag-button.selected {
  border-color: var(--accent);
  background: #fff4f4;
  box-shadow:
    inset 0 0 0 3px var(--accent),
    0 0 0 3px rgba(214, 40, 40, 0.16);
}

.flag-art {
  width: 100%;
  max-width: 96px;
  height: 58px;
  display: block;
  filter: drop-shadow(0 2px 3px rgba(11, 29, 58, 0.18));
}

.pennant-art {
  max-width: 108px;
}

.race-card {
  padding: 16px;
  display: grid;
  gap: 12px;
  background: #fff;
}

.course-flag-heading {
  min-width: 0;
}

.course-flag-name {
  margin-top: 3px;
  font-size: clamp(1.7rem, 7vw, 2.3rem);
  line-height: 1.02;
}

.eyebrow {
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.start-block {
  flex: 0 0 auto;
  display: grid;
  gap: 5px;
  justify-items: end;
  text-align: right;
}

.start-time-display {
  min-width: 128px;
  padding: 9px 10px;
  border: 3px solid var(--ink);
  border-radius: 8px;
  background: var(--surface-warm);
  color: var(--ink);
  font-size: 1.3rem;
  font-weight: 950;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.countdown {
  min-height: 120px;
  display: grid;
  place-items: center;
  border: 4px solid var(--ink);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  font-size: clamp(3.45rem, 16vw, 5.35rem);
  font-weight: 950;
  line-height: 0.95;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
}

.countdown.urgent {
  color: #fff;
  border-color: var(--danger);
  background: var(--danger);
}

.target-date,
.next-callout,
.voice-status {
  font-size: 1rem;
  font-weight: 850;
  text-align: center;
}

.preset-panel {
  border: 2px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
  overflow: hidden;
}

.preset-panel summary {
  min-height: 58px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 950;
  text-transform: uppercase;
}

.preset-panel summary::marker {
  color: var(--accent);
}

.preset-panel summary strong {
  color: var(--accent);
  font-size: 0.9rem;
  text-align: right;
}

.preset-summary-side {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.preset-options,
.preset-callouts {
  display: grid;
  gap: 8px;
  padding: 0 12px 12px;
}

.preset-options {
  grid-template-columns: 1fr 1fr;
}

.preset-button {
  min-height: 74px;
  padding: 10px;
  border: 2px solid var(--line);
  color: var(--ink);
  background: #fff;
  text-align: left;
}

.preset-button.selected {
  border-color: var(--accent);
  background: #fff4f4;
}

.preset-button span,
.preset-button small {
  display: block;
}

.preset-button span {
  font-size: 0.95rem;
  line-height: 1.05;
}

.preset-button small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 850;
  line-height: 1.2;
  text-transform: none;
}

.classic-signal-card {
  margin: 0 12px 12px;
  padding: 12px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--surface-warm);
}

.signal-visual {
  width: 116px;
  min-height: 62px;
  display: flex;
  align-items: center;
  gap: 7px;
}

.signal-flag {
  width: 34px;
  height: 42px;
  display: inline-block;
  border-left: 4px solid var(--ink);
  clip-path: polygon(0 0, 100% 14%, 62% 50%, 100% 86%, 0 100%);
  filter: saturate(0.25);
  opacity: 0.35;
}

.class-flag {
  background: #0b57b7;
}

.prep-flag {
  background: var(--signal-yellow);
}

.classic-signal-card.class-up .class-flag,
.classic-signal-card.prep-up .prep-flag {
  filter: none;
  opacity: 1;
}

.horn-mark {
  min-width: 44px;
  padding: 5px 6px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-size: 0.62rem;
  font-weight: 950;
  text-align: center;
}

.classic-signal-card.horn-now .horn-mark {
  color: #fff;
  border-color: var(--accent);
  background: var(--accent);
}

.classic-signal-card strong,
.classic-signal-card span {
  display: block;
}

.classic-signal-card strong {
  font-size: 1.02rem;
  line-height: 1.1;
}

.classic-signal-card span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 850;
  line-height: 1.25;
}

.preset-callouts {
  margin: 0;
  padding-left: 38px;
}

.preset-callouts li {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 850;
  line-height: 1.35;
}

.preset-callouts strong {
  color: var(--ink);
}

.course-summary {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr 1fr;
  gap: 8px;
}

.course-summary div,
.mark-list {
  border: 2px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #f8fafc;
}

.course-summary span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.course-summary strong {
  display: block;
  margin-top: 3px;
  color: var(--ink);
  font-size: 1.08rem;
  line-height: 1.1;
}

.course-map-panel {
  border: 2px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f8fafc;
}

.course-map-head {
  align-items: flex-start;
}

.course-map-title-wrap {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.course-map-route {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 900;
}

.map-open-button {
  flex: 0 0 auto;
  min-height: 40px;
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
  white-space: nowrap;
}

.course-map {
  margin-top: 10px;
  min-height: 180px;
  border: 2px solid #c7d7e8;
  border-radius: 8px;
  overflow: auto;
  background: #f8fafc;
}

.course-map svg,
.course-map-image {
  width: 100%;
  height: auto;
  display: block;
}

.course-map-image {
  min-width: 460px;
}

.map-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 10px;
  padding: max(10px, env(safe-area-inset-top)) 10px max(10px, env(safe-area-inset-bottom));
  color: #fff;
  background: #071226;
}

.map-modal-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.map-modal-title {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.map-modal-title strong {
  font-size: 1.1rem;
  line-height: 1.1;
}

.map-modal-title span {
  color: #cbd5e1;
  font-size: 0.9rem;
  font-weight: 850;
}

.map-modal-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.map-modal-actions .tiny-button,
.map-close-button {
  min-height: 40px;
  padding: 8px 10px;
  border: 2px solid #fff;
  border-radius: 8px;
  font-size: 0.78rem;
}

.map-modal-actions .tiny-button {
  color: #fff;
  background: transparent;
}

.map-close-button {
  color: #fff;
  background: var(--accent);
}

.map-viewer {
  position: relative;
  min-height: 0;
  overflow: hidden;
  border: 2px solid #334155;
  border-radius: 8px;
  background: #0f172a;
  touch-action: none;
}

.map-viewer.dragging {
  cursor: grabbing;
}

.map-modal-image {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(1200px, 96vw);
  max-width: none;
  height: auto;
  display: block;
  user-select: none;
  cursor: grab;
  transform: translate(-50%, -50%);
  transform-origin: center center;
  will-change: transform;
}

.mark-list {
  display: grid;
  gap: 7px;
}

.mark-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 900;
}

.mark-pill span {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.controls,
.secondary-row {
  display: grid;
  gap: 10px;
}

.secondary-row {
  grid-template-columns: 1fr 1fr;
}

.flash {
  animation: start-flash 0.35s ease-in-out 6 alternate;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes start-flash {
  from {
    background: #fff;
  }

  to {
    background: var(--signal-yellow);
  }
}

@media (max-width: 430px) {
  .form-grid,
  .phrf-grid,
  .secondary-row,
  .course-summary {
    grid-template-columns: 1fr;
  }

  #phrf-rating {
    max-width: none;
  }

  .flag-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .preset-options,
  .classic-signal-card {
    grid-template-columns: 1fr;
  }

  .race-card-top {
    align-items: flex-start;
  }

  .start-block {
    min-width: 132px;
  }

  .map-modal-header {
    grid-template-columns: 1fr;
  }

  .map-modal-actions {
    justify-content: stretch;
  }

  .map-modal-actions .tiny-button,
  .map-close-button {
    flex: 1 1 46%;
  }
}

@media (max-width: 340px) {
  .flag-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}