/* KimiFerma — foglio di stile unico del sito statico.
   Palette e token ricalcano il progetto Next.js originale (src/app/globals.css). */

:root {
  --carbon: #0b0d0e;
  --carbon-deep: #050607;
  --graphite: #17191c;
  --graphite-raised: #202327;
  --silver: #c8ccd0;
  --silver-dim: #8a9096;
  --white-soft: #f5f6f7;
  --petronas: #00a19b;
  --petronas-glow: #27f4d2;
  --petronas-pressed: #007a76;
  --ita-green: #009246;
  --ita-red: #ce2b37;

  --bg-primary: var(--carbon);
  --bg-surface: var(--graphite);
  --bg-surface-hover: var(--graphite-raised);
  --bg-overlay: var(--carbon-deep);

  --text-primary: var(--white-soft);
  --text-secondary: var(--silver);
  --text-tertiary: var(--silver-dim);

  --border-subtle: rgba(200, 204, 208, 0.12);
  --border-active: var(--petronas);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 999px;

  --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 24px rgba(39, 244, 210, 0.25);

  --font-display: "Chakra Petch", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Consolas", monospace;

  --duration-fast: 150ms;
  --duration-base: 250ms;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --duration-fast: 0ms;
    --duration-base: 0ms;
  }
}

/* Reset minimo */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  margin: 0;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--petronas);
  outline-offset: 2px;
}

/* Salta al contenuto — accessibilità da tastiera */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--petronas);
  color: var(--carbon-deep);
  padding: 0.75rem 1rem;
  z-index: 100;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
}

.skip-link:focus {
  left: 0;
}

.container {
  max-width: 64rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container--narrow {
  max-width: 48rem;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-overlay);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header__inner {
  max-width: 64rem;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.logo__word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
}

.logo__word span {
  color: var(--petronas);
}

.tricolor {
  display: flex;
  height: 3px;
  width: 3.5rem;
  border-radius: var(--radius-full);
  overflow: hidden;
}

.tricolor span {
  flex: 1;
}

.tricolor span:nth-child(1) {
  background: var(--ita-green);
}

.tricolor span:nth-child(2) {
  background: var(--white-soft);
}

.tricolor span:nth-child(3) {
  background: var(--ita-red);
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.main-nav a {
  transition: color var(--duration-fast) ease;
  padding: 0.25rem 0;
}

.main-nav a:hover {
  color: var(--petronas-glow);
}

.main-nav a[aria-current="page"] {
  color: var(--text-primary);
  border-bottom: 2px solid var(--petronas);
}

.race-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--ita-green);
  border-radius: var(--radius-sm);
  padding: 0.125rem 0.5rem;
  white-space: nowrap;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  margin-top: 6rem;
}

.site-footer__inner {
  max-width: 64rem;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.legal-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.legal-nav a:hover {
  color: var(--petronas-glow);
}

/* ---------- Hero / sezioni ---------- */
.page {
  padding: 4rem 0;
}

.page--wide {
  padding-top: 3rem;
}

.hero {
  padding: 3rem 0 2.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.hero h1 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  max-width: 40rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--petronas);
}

.section-title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

section + section {
  margin-top: 3rem;
}

/* ---------- Countdown ---------- */
.countdown {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  align-items: center;
  text-align: center;
}

.countdown__race {
  font-size: 1.25rem;
}

.countdown__meta {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

.countdown__timer {
  display: flex;
  gap: 1rem;
  font-family: var(--font-mono);
}

.countdown__unit {
  background: var(--bg-surface-hover);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  min-width: 4.5rem;
}

.countdown__unit strong {
  display: block;
  font-size: 1.5rem;
  color: var(--petronas-glow);
}

.countdown__unit span {
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.countdown__note {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* ---------- Card / griglie ---------- */
.grid {
  display: grid;
  gap: 1.25rem;
}

.grid--news {
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
}

.grid--stats {
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
}

.grid--video {
  grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.card--link {
  transition: border-color var(--duration-fast) ease, transform var(--duration-fast) ease;
}

.card--link:hover {
  border-color: var(--border-active);
  transform: translateY(-2px);
}

.card__tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--petronas);
  border: 1px solid var(--petronas-pressed);
  border-radius: var(--radius-sm);
  padding: 0.125rem 0.4375rem;
}

.card__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

.card__excerpt {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.card__meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.card__meta a {
  color: var(--petronas);
}

.card__meta a:hover {
  color: var(--petronas-glow);
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
}

.stat-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--petronas-glow);
}

.stat-card span {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- Tabelle ---------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 32rem;
}

caption {
  text-align: left;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  padding: 0.75rem 1rem 0;
}

th,
td {
  padding: 0.625rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

thead th {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  background: var(--bg-overlay);
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr.is-highlight {
  background: rgba(0, 161, 155, 0.08);
}

td.num,
th.num {
  font-family: var(--font-mono);
  text-align: right;
}

/* ---------- Calendario ---------- */
.race-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.race-row {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.875rem;
}

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

.race-row.is-next {
  background: rgba(0, 161, 155, 0.08);
  border-left: 3px solid var(--petronas);
}

.race-row.is-past {
  color: var(--text-tertiary);
}

.race-row__round {
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

.race-row__name {
  color: var(--text-primary);
}

.race-row__country {
  color: var(--text-tertiary);
  font-size: 0.75rem;
}

.race-row__date {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ---------- Grafico a barre CSS ---------- */
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 10rem;
  padding: 1rem 0.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.bar-chart__col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 0.375rem;
  height: 100%;
}

.bar-chart__bar {
  width: 100%;
  max-width: 1.5rem;
  background: linear-gradient(180deg, var(--petronas-glow), var(--petronas-pressed));
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.bar-chart__bar--zero {
  background: var(--graphite-raised);
  height: 2px !important;
}

.bar-chart__label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-tertiary);
}

.bar-chart-legend {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* ---------- Timeline carriera ---------- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  border-left: 2px solid var(--border-subtle);
  padding-left: 1.5rem;
}

.timeline__item {
  position: relative;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -1.6875rem;
  top: 0.3125rem;
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 50%;
  background: var(--petronas);
  box-shadow: var(--shadow-glow);
}

.timeline__year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--petronas);
}

.timeline__title {
  font-weight: 600;
  color: var(--text-primary);
  margin: 0.125rem 0 0.25rem;
}

.timeline__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ---------- Filtri news ---------- */
.filters {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.filters select {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
}

/* ---------- Testo lungo (bio, legali) ---------- */
.prose {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.prose h2 {
  font-size: 1.125rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.prose section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.prose .sources {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.prose .sources a {
  color: var(--petronas);
}

.prose .sources a:hover {
  color: var(--petronas-glow);
}

.legal p,
.legal section {
  font-size: 0.875rem;
}

.legal section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.legal h2 {
  font-size: 1.125rem;
  color: var(--text-primary);
}

.disclaimer-box {
  background: var(--bg-surface);
  border: 1px solid var(--ita-green);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-size: 0.875rem;
  color: var(--text-primary);
}

/* ---------- Stato vuoto ---------- */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-tertiary);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
}

/* ---------- Video ---------- */
.video-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.video-card__frame {
  aspect-ratio: 16 / 9;
  background: var(--carbon-deep);
}

.video-card__frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card__title {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
}

/* ---------- Pagina 404 ---------- */
.error-page {
  text-align: center;
  padding: 6rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.error-page__code {
  font-family: var(--font-mono);
  font-size: 4rem;
  color: var(--petronas);
}

.btn {
  display: inline-block;
  margin-top: 0.5rem;
  background: var(--petronas);
  color: var(--carbon-deep);
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) ease;
}

.btn:hover {
  background: var(--petronas-glow);
}

@media (max-width: 40rem) {
  .countdown__timer {
    flex-wrap: wrap;
    justify-content: center;
  }

  .race-row {
    grid-template-columns: 2.5rem 1fr;
  }

  .race-row__date {
    grid-column: 2;
  }
}