:root {
  --bg: #050505;
  --panel: #0b0c10;
  --panel-soft: #13151b;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f4f5f8;
  --muted: #9ea4b4;
  --accent: #ffbf00;
  --accent-soft: rgba(255, 191, 0, 0.12);
  --shadow: 0 24px 54px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(255, 191, 0, 0.12), transparent 20rem),
    linear-gradient(180deg, #020202 0%, #090b10 100%);
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
}

body {
  padding: 20px 14px 56px;
}

.page-shell {
  max-width: 1120px;
  margin: 0 auto;
}

.countdown-panel,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.countdown-panel {
  padding: 28px;
}

.countdown-panel__top,
.next-race__meta,
.next-race__footer,
.panel__heading,
.race-accordion__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow,
.panel__eyebrow,
.next-race__label,
.next-race__footer-label {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.76rem;
}

.countdown-panel h1,
.panel__heading h2,
.next-race h2 {
  margin: 0;
  font-family: "Oxanium", sans-serif;
}

.countdown-panel h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.countdown-panel__subtitle {
  margin: 12px 0 0;
  font-size: 1rem;
}

.time-card {
  background: var(--panel-soft);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 18px;
  padding: 16px;
}

.time-card__value {
  display: block;
  font-family: "Oxanium", sans-serif;
  font-size: clamp(1.4rem, 3vw, 2.4rem);
}

.time-card__label,
.next-race__subtitle,
.race-accordion__subtitle,
.panel__hint,
.countdown-panel__subtitle {
  color: var(--muted);
}

.next-race {
  margin-top: 24px;
}

.next-race__tag,
.race-accordion__badge {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: #000;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.next-race h2 {
  margin-top: 18px;
  font-size: clamp(2rem, 4vw, 3rem);
}

.flag-icon {
  display: inline-block;
  width: 1.4em;
  height: 1.05em;
  margin-right: 0.45em;
  border-radius: 0.18em;
  object-fit: cover;
  vertical-align: -0.12em;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.next-race__subtitle {
  margin: 8px 0 0;
  font-size: 1rem;
}

.countdown-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.time-card__label {
  display: block;
  margin-top: 6px;
  font-size: 0.88rem;
}

.next-race__footer {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.next-race__footer-value {
  margin: 6px 0 0;
}

.content-grid {
  margin-top: 24px;
}

.panel {
  padding: 24px;
}

.panel__heading {
  margin-bottom: 20px;
}

.panel__heading h2 {
  font-size: 1.7rem;
}

.panel__hint {
  margin: 0;
  font-size: 0.92rem;
}

.accordion-list {
  display: grid;
  gap: 14px;
}

.race-accordion {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #090b0f;
  overflow: hidden;
  transition:
    border-color 220ms ease,
    transform 220ms ease,
    box-shadow 220ms ease;
}

.race-accordion[open] {
  border-color: rgba(255, 191, 0, 0.22);
  box-shadow: 0 18px 38px rgba(255, 191, 0, 0.08);
}

.race-accordion__summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
  transition: background-color 220ms ease;
}

.race-accordion__summary::-webkit-details-marker {
  display: none;
}

.race-accordion:hover {
  transform: translateY(-2px);
}

.race-accordion[open] .race-accordion__summary {
  background: linear-gradient(180deg, rgba(255, 191, 0, 0.08), rgba(255, 191, 0, 0));
}

.race-accordion__meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.race-accordion__chevron {
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1);
}

.race-accordion[data-expanded="true"] .race-accordion__chevron {
  transform: rotate(225deg);
}

.race-accordion__title {
  margin: 0;
  font-size: 1.08rem;
  color: var(--accent);
}

.race-accordion__subtitle {
  margin: 8px 0 0;
  font-size: 0.92rem;
}

.race-accordion__body {
  height: 0;
  padding: 0 20px;
  opacity: 0;
  overflow: hidden;
  transition:
    height 420ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 260ms ease,
    padding 320ms ease;
}

.race-accordion[data-expanded="true"] .race-accordion__body {
  padding: 0 20px 12px;
  opacity: 1;
}

.race-accordion__content {
  transform: translateY(-14px) scale(0.98);
  transform-origin: top center;
  transition:
    transform 420ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 320ms ease;
  filter: blur(6px);
}

.race-accordion[data-expanded="true"] .race-accordion__content {
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.race-accordion__content--grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.9fr);
  gap: 22px;
  align-items: start;
}

.race-accordion__sessions {
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.session-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  width: 100%;
  background: transparent;
  border-left: 0;
  border-right: 0;
  border-bottom: 0;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  transition: background 0.2s ease, transform 0.2s ease;
}

.session-row--highlight .session-row__name,
.session-row--highlight .session-row__date,
.session-row--highlight .session-row__time {
  color: var(--accent);
  font-weight: 700;
}

.session-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

.session-row:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.session-row--selected {
  background: rgba(255, 204, 0, 0.08);
}

.session-row__name {
  font-size: 1rem;
}

.session-row__date,
.session-row__time {
  color: var(--text);
}

.track-facts {
  margin-top: auto;
  padding: 16px;
  border: 1px solid rgba(255, 191, 0, 0.16);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(255, 191, 0, 0.1), rgba(255, 255, 255, 0.018)),
    rgba(255, 255, 255, 0.012);
}

.track-facts__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.track-facts__eyebrow,
.track-facts__status {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.track-facts__eyebrow {
  color: var(--accent);
}

.track-facts__status {
  color: var(--muted);
  text-align: right;
}

.track-facts__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.track-fact {
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.track-fact--wide {
  grid-column: 1 / -1;
}

.track-fact__label {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
}

.track-fact__value {
  display: block;
  margin-top: 6px;
  color: var(--text);
  font-family: "Oxanium", sans-serif;
  font-size: 1rem;
  font-weight: 700;
}

.track-facts__pending {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.track-map-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015));
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  padding: 16px;
  min-height: 100%;
}

.track-map-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.track-map-card__eyebrow {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.track-map-card__location {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.track-map-card__visual {
  margin-top: 14px;
  min-height: 220px;
  border-radius: 16px;
  background:
    radial-gradient(circle at top right, rgba(255, 191, 0, 0.16), transparent 10rem),
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.track-map-card__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  padding: 18px;
}

.track-map-card__empty {
  display: none;
  width: 100%;
  height: 100%;
  padding: 24px;
  text-align: center;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
}

.track-map-card--empty .track-map-card__empty {
  display: flex;
}

.track-map-card__empty-icon {
  color: var(--accent);
  font-size: 2rem;
  line-height: 1;
}

.track-map-card__empty-title {
  margin: 0;
  font-family: "Oxanium", sans-serif;
  font-size: 1.12rem;
}

.track-map-card__empty-text {
  margin: 0;
  color: var(--muted);
  max-width: 28ch;
}

@media (max-width: 980px) {
  .countdown-panel__top,
  .next-race__meta,
  .next-race__footer,
  .panel__heading,
  .race-accordion__summary {
    flex-direction: column;
    align-items: flex-start;
  }

  .countdown-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .race-accordion__content--grid {
    grid-template-columns: 1fr;
  }

  .track-facts {
    margin-top: 14px;
  }
}

@media (max-width: 640px) {
  body {
    padding: 12px 10px 40px;
  }

  .countdown-panel,
  .panel {
    padding: 18px;
    border-radius: 22px;
  }

  .countdown-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .session-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}