/* =========================================================
   Rally Città di Bassano — prototipo homepage
   ========================================================= */

:root {
  --asphalt: #101418;
  --carbon: #1a2027;
  --paper: hsl(210 20% 98%);
  --ink: hsl(214 25% 12%);
  --rosso: hsl(356 78% 48%);
  --rosso-hover: hsl(356 78% 40%);
  --giallo: hsl(45 96% 51%);
  --giallo-scuro: hsl(45 96% 43%);
  --grigio: hsl(215 12% 45%);
  --grigio-chiaro: hsl(215 12% 72%);

  --font-display: "Barlow Condensed", sans-serif;
  --font-body: "Barlow", sans-serif;

  --container-max: 1200px;
  --section-space: clamp(4rem, 9vw, 7.5rem);
  --radius: 2px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body, h1, h2, h3, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

body {
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--rosso);
  color: #fff;
  padding: 12px 20px;
  z-index: 999;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Typography helpers ---------- */
h1, h2, h3,
.brand-fallback,
nav a,
.btn,
.countdown-number,
.stat-number,
.eyebrow-tab {
  font-family: var(--font-display);
  text-transform: uppercase;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: 0.01em;
  margin-block: 0.5rem 1.5rem;
}

/* Firma visiva: tab prova speciale — giallo pieno, testo scuro (leggibile su qualsiasi sfondo di sezione) */
.eyebrow-tab {
  display: inline-block;
  background: var(--giallo);
  color: var(--asphalt);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  padding: 4px 18px 4px 12px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

/* Filetto giallo→rosso: marcatore dei titoli di sezione, unico segno grafico che unisce i due accenti */
.section-title::before {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, var(--giallo), var(--rosso));
}

/* ---------- Buttons / links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--rosso);
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  padding: 10px 24px 10px 18px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  border: none;
  white-space: nowrap;
  transition: background-color 0.2s ease;
}
.btn:hover,
.btn:focus-visible {
  background: var(--rosso-hover);
}

.text-link {
  display: inline-block;
  color: var(--rosso);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.text-link:hover,
.text-link:focus-visible {
  border-color: var(--giallo);
}
.text-link--onred {
  color: #fff;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  background: transparent;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: var(--asphalt);
  box-shadow: 0 2px 12px rgb(0 0 0 / 0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  line-height: 1;
}
.brand-year {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--rosso);
  padding: 3px 12px 3px 8px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.main-nav ul {
  display: flex;
  gap: clamp(1rem, 2vw, 2rem);
}
.main-nav a {
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  white-space: nowrap;
  padding-block: 6px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, opacity 0.2s ease;
}
.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a.active {
  border-color: var(--giallo);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: transparent;
  border: none;
  padding: 0;
}
.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--asphalt);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}
.mobile-nav.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mobile-nav nav {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.mobile-nav a {
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.75rem;
  letter-spacing: 0.03em;
}
.mobile-nav a:hover,
.mobile-nav a:focus-visible,
.mobile-nav a.active {
  color: var(--giallo);
}

@media (max-width: 1080px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-actions .btn { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  height: 100svh;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: linear-gradient(160deg, var(--asphalt), var(--carbon));
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media video,
.hero-media .hero-fallback-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-media.hero-media--gradient video,
.hero-media.hero-media--gradient .hero-fallback-img {
  display: none;
}

.hero-fallback-img {
  display: none;
  animation: kenburns 20s ease-in-out infinite alternate;
}
@keyframes kenburns {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-fallback-img { animation: none; }
}

/* Lo stop in alto è a 0.6 (non 0.35) perché l'header è trasparente con link
   bianchi finché non si scrolla: sotto ci può passare un frame chiaro del video
   o la parte alta di hero.jpg, che è uno striscione sponsor quasi bianco.
   A 0.6 il bianco su quel fondo resta sopra 4.5:1; a 0.35 la nav spariva. */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to bottom, rgb(16 20 24 / 0.6), rgb(16 20 24 / 0.9));
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
  color: #fff;
}

/* Data evento: Paolo non la "vedeva" quando era un occhiello sopra il titolo,
   quindi è promossa a elemento di primo livello, letta prima del nome gara.
   Resta bianca come il titolo: il giallo lo porta il chip del luogo accanto,
   che ha fondo pieno e quindi contrasto garantito su qualunque frame del video. */
.hero-date {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
}
.hero-date-value {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: clamp(1.6rem, 4.5vw, 2.75rem);
  line-height: 1;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 12px rgb(16 20 24 / 0.6);
}

.hero-title {
  display: flex;
  flex-direction: column;
  font-weight: 800;
  font-size: clamp(2.6rem, 8vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin-block: 0.75rem 1rem;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  color: var(--grigio-chiaro);
  max-width: 32rem;
  margin-bottom: 2.5rem;
}

.countdown {
  display: flex;
  gap: clamp(1rem, 3vw, 2.5rem);
  flex-wrap: wrap;
}
.countdown-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 4.5rem;
}
.countdown-number {
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.countdown-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grigio-chiaro);
}

/* ---------- Stats strip ---------- */
.stats-strip {
  background: var(--rosso);
}
.stats-strip-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-block: clamp(2rem, 5vw, 3rem);
}
.stat {
  flex: 1 1 200px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: #fff;
}
.stat-number {
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  /* Resta bianco, NON giallo: --giallo su fondo --rosso dà 2.98:1, sotto il
     minimo WCAG di 3:1 per il testo grande. Il giallo su questa striscia lo
     porta il filetto sopra i numeri, che è decorativo e non deve essere letto. */
  color: #fff;
}
.stat-label {
  font-family: var(--font-body);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: rgb(255 255 255 / 0.85);
}

@media (max-width: 640px) {
  .stats-strip-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- Sections generic ---------- */
.section {
  padding-block: var(--section-space);
}
.section-light {
  background: var(--paper);
  color: var(--ink);
}
.section-dark {
  background: var(--asphalt);
  color: #fff;
}
.section-white {
  background: #fff;
  color: var(--ink);
}
.section-dark .section-intro,
.section-light p {
  color: var(--grigio);
}
.section-dark .section-intro {
  color: var(--grigio-chiaro);
}
.section-intro {
  font-size: 1.05rem;
  max-width: 44rem;
  margin-bottom: 2.5rem;
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Il Rally ---------- */
.il-rally-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.il-rally-text p {
  margin-bottom: 1rem;
  max-width: 40rem;
}
/* Il ritaglio 4/5 su una foto orizzontale 3:2 taglia via ~47% della larghezza:
   con object-position centrato l'auto (composta a sinistra) perdeva il muso.
   40% sposta la finestra verso sinistra e tiene dentro sia il numero di gara
   sia il gruppo ottico anteriore. Da rivedere se si cambia la foto. */
.il-rally-image img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 40% center;
  border-radius: var(--radius);
}
.il-rally-image.img-fallback {
  background: var(--carbon);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
}
.il-rally-image.img-fallback img { display: none; }

@media (max-width: 800px) {
  .il-rally-grid {
    grid-template-columns: 1fr;
  }
  .il-rally-image { order: -1; }
}

/* ---------- Percorso ---------- */
.percorso-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.percorso-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--carbon);
  color: #fff;
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid rgb(255 255 255 / 0.06);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.percorso-card:hover,
.percorso-card:focus-visible {
  box-shadow: 0 12px 32px rgb(16 20 24 / 0.4);
  transform: translateY(-4px);
}
.percorso-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.percorso-card p {
  color: var(--grigio-chiaro);
  font-size: 0.95rem;
}
.card-arrow {
  color: var(--giallo);
  font-size: 1.25rem;
  margin-top: auto;
}

@media (max-width: 800px) {
  .percorso-cards { grid-template-columns: 1fr; }
}

/* ---------- News ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.news-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.news-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgb(16 20 24 / 0.14);
}
.news-card-image {
  aspect-ratio: 16 / 9;
  background: var(--carbon);
  overflow: hidden;
}
.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-card-image.img-fallback img { display: none; }
.news-card-body {
  padding: 1.25rem 0.25rem 0;
}
.news-date {
  display: block;
  font-size: 0.8rem;
  color: var(--grigio);
  margin-bottom: 0.5rem;
}
.news-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  text-transform: none;
  line-height: 1.15;
  margin-bottom: 0.5rem;
}
.news-excerpt {
  color: var(--grigio);
  font-size: 0.95rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 800px) {
  .news-grid { grid-template-columns: 1fr; }
}

/* ---------- Gallery / Media ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}
.gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--carbon);
  border: none;
  padding: 0;
  overflow: hidden;
  border-radius: var(--radius);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.gallery-item:hover img,
.gallery-item:focus-visible img {
  transform: scale(1.05);
}

@media (max-width: 800px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

/* ---------- Sponsor ---------- */
/* Separatore fra sponsor commerciali e patrocini istituzionali: sono due cose
   diverse (gli sponsor pagano, gli enti concedono il patrocinio) e vanno lette
   come due blocchi, non come un'unica lista di loghi. */
.section hr {
  border: 0;
  border-top: 1px solid var(--grigio-chiaro);
  margin-block: clamp(2rem, 5vw, 3rem);
}

.sponsor-tier {
  margin-bottom: 2.5rem;
}

/* Slot per i loghi patrocinio non ancora forniti dal cliente. Si vede la
   griglia e quale ente manca; quando i file arrivano, ogni <span> diventa un
   <img class="sponsor-logo"> senza toccare il layout. */
.sponsor-logos span {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 64px;
  max-width: 220px;
  padding: 0.75rem 1rem;
  border: 1px dashed var(--grigio-chiaro);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.15;
  color: var(--grigio);
}
.sponsor-logos span small {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  text-transform: none;
  color: var(--grigio-chiaro);
}
.sponsor-tier-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.06em;
  color: var(--grigio);
  margin-bottom: 1.25rem;
}
.sponsor-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}
.sponsor-logo {
  height: 64px;
  width: auto;
  filter: grayscale(1);
  opacity: 0.75;
  transition: filter 0.25s ease, opacity 0.25s ease;
}
.sponsor-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}
.sponsor-logo--small {
  height: 44px;
}

.sponsor-cta {
  background: var(--rosso);
  margin-top: clamp(2rem, 5vw, 3rem);
  padding-block: 1.75rem;
  text-align: center;
}
.sponsor-cta .text-link {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--asphalt);
  color: var(--grigio-chiaro);
  padding-top: clamp(3rem, 7vw, 5rem);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  padding-bottom: 3rem;
}
.footer-col h3 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}
.footer-col p {
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.6;
}
.footer-col a:hover,
.footer-col a:focus-visible {
  color: var(--rosso);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.footer-links a {
  font-size: 0.9rem;
}

.footer-legal {
  border-top: 1px solid rgb(255 255 255 / 0.08);
  padding-block: 1.25rem;
}
.footer-legal p {
  font-size: 0.8rem;
  color: var(--grigio-chiaro);
}
.footer-legal a:hover,
.footer-legal a:focus-visible {
  color: var(--rosso);
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgb(16 20 24 / 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s;
}
.lightbox.open {
  opacity: 1;
  visibility: visible;
}
.lightbox-image {
  max-width: min(90vw, 1100px);
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
}
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  padding: 0.5rem 1rem;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  color: var(--rosso);
}
.lightbox-close {
  top: 1.5rem;
  right: 1.5rem;
}
.lightbox-prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}