/* Vesuvio Run Club — design tokens (da design_handoff_vesuvio_run_club/README.md) */
:root {
  --color-bg: #0d0d0d;
  --color-surface: #1a1a1a;
  --color-text: #f5f5f2;
  --color-text-dim: rgba(245, 245, 242, 0.82);
  --color-text-dimmer: rgba(245, 245, 242, 0.7);
  --color-accent: #e4ff1a;
  --color-accent-ink: #0d0d0d;

  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-bg-strong: rgba(255, 255, 255, 0.06);
  --glass-bg-hover: rgba(255, 255, 255, 0.09);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-strong: rgba(255, 255, 255, 0.14);
  --glass-blur: blur(18px) saturate(150%);
  --glass-blur-strong: blur(22px) saturate(160%);

  --radius-pill: 999px;
  --radius-lg: 28px;
  --radius-md: 24px;
  --radius-sm: 18px;
  --radius-xs: 16px;

  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.35);
  --shadow-nav: 0 10px 34px rgba(0, 0, 0, 0.35);
  --shadow-nav-scrolled: 0 14px 40px rgba(0, 0, 0, 0.45);

  --container: 1200px;
  --font-heading: "Archivo", system-ui, sans-serif;
  --font-body: "Archivo", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  text-wrap: pretty;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.section {
  padding: clamp(32px, 5vw, 56px) clamp(20px, 5vw, 64px) clamp(56px, 7vw, 88px);
  max-width: var(--container);
  margin: 0 auto;
}

.eyebrow {
  display: block;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 24px;
}
.eyebrow--muted { color: var(--color-text-dimmer); }

/* ── Background ambient blobs ─────────────────────────────────────── */
.vrc-bg {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.vrc-bg span {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
}
.vrc-bg .blob-1 {
  top: -220px; right: -160px; width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(228, 255, 26, 0.38), transparent 70%);
  animation: vrc-drift 16s ease-in-out infinite;
}
.vrc-bg .blob-2 {
  bottom: -260px; left: -200px; width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%);
  filter: blur(90px);
  animation: vrc-drift 20s ease-in-out infinite reverse;
}
.vrc-bg .blob-3 {
  top: 38%; left: 45%; width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(228, 255, 26, 0.14), transparent 70%);
  filter: blur(90px);
}
.vrc-page { position: relative; z-index: 1; }

@keyframes vrc-drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-30px, 25px); }
}
@keyframes vrc-in {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
@keyframes vrc-ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-25%); }
}

/* ── Buttons ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.3s ease;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}
.btn-primary:hover { transform: scale(1.04); }
.btn-glass {
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--color-text);
}
.btn-glass:hover { transform: scale(1.04); background: rgba(255, 255, 255, 0.12); }
.btn-block { width: 100%; }
.btn-dark {
  background: #0d0d0d;
  color: var(--color-accent);
  border: 2px solid #0d0d0d;
  font-weight: 700;
}
.btn-dark:hover { transform: scale(1.05); }

/* ── Nav ───────────────────────────────────────────────────────────── */
.vrc-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 16px clamp(20px, 5vw, 64px) 0;
  padding: 14px 26px;
  position: sticky;
  top: 16px;
  z-index: 50;
  border-radius: var(--radius-pill);
  background: rgba(20, 20, 20, 0.55);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border: 1px solid var(--glass-border-strong);
  box-shadow: var(--shadow-nav);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}
.vrc-nav.is-scrolled {
  background: rgba(15, 15, 15, 0.72);
  box-shadow: var(--shadow-nav-scrolled);
}
.vrc-nav-brand { display: flex; align-items: center; gap: 10px; }
.vrc-nav-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--color-accent); flex: none;
}
.vrc-nav-brand span.name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.vrc-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
}
.vrc-nav-links a[aria-current="page"] { color: var(--color-accent); }

@media (max-width: 1180px) {
  .vrc-nav-links { display: none !important; }
}
@media (max-width: 480px) {
  .vrc-nav { padding: 10px 14px !important; gap: 8px !important; }
  .vrc-nav-brand .name { font-size: 14px !important; }
  .vrc-nav .btn { padding: 8px 16px !important; font-size: 13px !important; }
}

/* ── Hero ──────────────────────────────────────────────────────────── */
.hero {
  padding: clamp(56px, 8vw, 120px) clamp(20px, 5vw, 64px) clamp(40px, 6vw, 80px);
  max-width: var(--container);
  margin: 0 auto;
}
.hero h1 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(40px, 7vw, 92px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0;
}
.hero h1 span { display: block; }
.hero h1 .accent { color: var(--color-accent); }
.hero p {
  font-size: 18px;
  line-height: 1.6;
  max-width: 56ch;
  margin: 32px 0 0;
  color: var(--color-text-dim);
}
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Ogni bottone richiama, con una sfumatura leggera, il colore ufficiale del
   proprio servizio: l'icona prende quel colore, lo sfondo lo accenna appena
   sul glass scuro, e l'hover lo intensifica insieme a un piccolo sollevamento. */
.quick-links .btn[data-brand] {
  --brand: 255, 255, 255;
  position: relative;
  background: linear-gradient(135deg, rgba(var(--brand), 0.16), rgba(255, 255, 255, 0.04));
  border-color: rgba(var(--brand), 0.3);
  transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.2, 1), background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.quick-links .btn[data-brand] svg { color: rgb(var(--brand)); flex: none; }
.quick-links .btn[data-brand]:hover,
.quick-links .btn[data-brand]:focus-visible {
  transform: translateY(-3px) scale(1.03);
  background: linear-gradient(135deg, rgba(var(--brand), 0.3), rgba(255, 255, 255, 0.07));
  border-color: rgba(var(--brand), 0.55);
  box-shadow: 0 12px 28px rgba(var(--brand), 0.22), inset 0 1px rgba(255, 255, 255, 0.15);
}
.quick-links .btn[data-brand]:active { transform: translateY(-1px) scale(1.01); }

.quick-links .btn[data-brand="whatsapp"] { --brand: 37, 211, 102; }
.quick-links .btn[data-brand="strava"]   { --brand: 252, 76, 2; }
.quick-links .btn[data-brand="spotify"]  { --brand: 29, 185, 84; }
.quick-links .btn[data-brand="luma"]     { --brand: 192, 132, 252; }
.quick-links .btn[data-brand="location"] { --brand: 234, 67, 53; }

/* Mobile: griglia ordinata a 2 colonne invece del wrap libero, con l'ultimo
   bottone (dispari) che occupa l'intera riga. */
@media (max-width: 640px) {
  .quick-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .quick-links .btn {
    justify-content: center;
    text-align: center;
    font-size: 13px;
    padding: 12px 10px;
    white-space: normal;
  }
  .quick-links .btn:last-child { grid-column: 1 / -1; }
}
@media (max-width: 380px) {
  .quick-links { grid-template-columns: 1fr; }
  .quick-links .btn:last-child { grid-column: auto; }
}
.hero--compact h1 { font-size: clamp(34px, 5.5vw, 64px); line-height: 1.04; }
.hero--compact p { font-size: 17px; max-width: 60ch; margin-top: 24px; }

.reveal-cascade > * { animation: vrc-in 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.reveal-cascade > *:nth-child(1) { animation-delay: 0s; }
.reveal-cascade > *:nth-child(2) { animation-delay: 0.1s; }
.reveal-cascade > *:nth-child(3) { animation-delay: 0.2s; }
.reveal-cascade > *:nth-child(4) { animation-delay: 0.3s; }
.reveal-cascade > *:nth-child(5) { animation-delay: 0.4s; }

/* ── Ticker ────────────────────────────────────────────────────────── */
.ticker {
  overflow: hidden;
  background: rgba(228, 255, 26, 0.92);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-pill);
  margin: 0 clamp(20px, 5vw, 64px);
  padding: 12px 0;
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: vrc-ticker 22s linear infinite;
  white-space: nowrap;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: #0d0d0d;
}
.ticker-track span { padding: 0 22px; }

/* ── Reveal on scroll ──────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ── Grid helpers ──────────────────────────────────────────────────── */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(24px, 4vw, 56px); align-items: stretch; }
.grid-2-rev { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
@media (max-width: 760px) {
  .grid-2, .grid-2-rev { grid-template-columns: 1fr !important; }
  .grid-4 { grid-template-columns: repeat(2, 1fr) !important; }
  .grid-3 { grid-template-columns: 1fr !important; }
}
@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr 1fr !important; gap: 12px !important; }
}

/* ── Cards ─────────────────────────────────────────────────────────── */
.card-glass {
  border-radius: var(--radius-md);
  padding: 28px 24px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), var(--shadow-card);
}
.card-value p:first-child {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(20px, 2vw, 26px);
  color: var(--color-accent);
  margin: 0;
}
.card-value p:last-child {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-dimmer);
  margin: 10px 0 0;
}

.card-about {
  border-radius: var(--radius-md);
  padding: 30px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  transition: background 0.3s ease, transform 0.3s ease;
}
.card-about:hover { background: var(--glass-bg-hover); transform: translateY(-4px); }
.card-about .badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #0d0d0d;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 18px;
}
.card-about h2, .card-about h3 {
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
}
.card-about h2 { font-size: 23px; }
.card-about h3 { font-size: 19px; margin: 0 0 8px; }
.card-about p {
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
  color: var(--color-text-dim);
}

.card-feature {
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 44px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border: 1px solid var(--glass-border-strong);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), 0 12px 34px rgba(0, 0, 0, 0.3);
}
.card-feature h2 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(28px, 3vw, 38px);
  letter-spacing: -0.01em;
  margin: 0;
}
.info-rows {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 18px;
  font-size: 16px;
}
.info-rows span.label { color: var(--color-accent); font-weight: 700; }

.card-embed {
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 32px);
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border: 1px solid var(--glass-border-strong);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), 0 12px 34px rgba(0, 0, 0, 0.3);
}
.card-embed iframe { width: 100%; border: none; border-radius: var(--radius-sm); display: block; }
.card-embed-fallback {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  padding: clamp(32px, 5vw, 56px) clamp(20px, 4vw, 32px);
  text-align: left;
}
.card-embed-fallback p {
  margin: 0;
  font-size: 15px;
  color: var(--color-text-dim);
  max-width: 46ch;
}

/* ── Figure / map ──────────────────────────────────────────────────── */
figure.media-frame {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #f2f1ef;
  border: 1px solid var(--glass-border-strong);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.3);
}
figure.media-frame iframe { width: 100%; height: 100%; min-height: 280px; border: none; display: block; }

/* ── Placeholder image (sostituire con asset reali) ───────────────── */
.img-placeholder {
  width: 100%;
  height: 100%;
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px;
  background:
    repeating-linear-gradient(45deg, #e9e8e5, #e9e8e5 10px, #f2f1ef 10px, #f2f1ef 20px);
  color: #6e6c66;
  font-size: 12px;
  line-height: 1.4;
}
.img-placeholder.grayscale { filter: grayscale(1); }

/* ── Sponsor tiles ─────────────────────────────────────────────────── */
.sponsor-tile {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-xs);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  transition: opacity 0.3s ease;
}
.sponsor-tile:hover { opacity: 0.8; }

.sponsor-tile--single {
  display: block;
  width: 160px;
  aspect-ratio: 1 / 1;
  background: #fff;
  padding: 16px;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.sponsor-tile--single:hover { transform: translateY(-2px); }
.sponsor-tile--single img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* ── Calendar rows (Eventi page fallback list) ────────────────────── */
.cal-rows { display: flex; flex-direction: column; gap: 12px; }

/* ── CTA banner ────────────────────────────────────────────────────── */
.cta-banner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: center;
  border-radius: 32px;
  padding: clamp(40px, 6vw, 64px);
  background: linear-gradient(135deg, rgba(228, 255, 26, 0.92), rgba(228, 255, 26, 0.75));
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: var(--shadow-lg);
  color: #0d0d0d;
}
.cta-banner h2 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: -0.015em;
  margin: 0;
}

/* ── Footer ────────────────────────────────────────────────────────── */
.site-footer {
  padding: clamp(24px, 4vw, 40px) clamp(20px, 5vw, 64px) clamp(32px, 5vw, 56px);
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  font-size: 14px;
  color: var(--color-text-dimmer);
}
.site-footer .brand {
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--color-text);
  margin: 0 0 8px;
}
.site-footer .social-links { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-footer { padding: 10px 18px; font-size: 13px; }

@media (max-width: 600px) {
  .cal-row { grid-template-columns: 1fr !important; justify-items: start; gap: 8px !important; }
  .ev-row { grid-template-columns: 1fr !important; gap: 12px !important; }
}