/* ==========================================================================
   Nocturno Culto — Design System
   File: css/style.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* Palette */
  --nc-black-deep: #050505;
  --nc-black-coal: #0B0B0B;
  --nc-black-graphite: #111111;
  --nc-gold-antique: #B99245;
  --nc-gold-warm: #D4AF5A;
  --nc-brass-dark: #8A6A2E;
  --nc-blue-night: #061B4A;
  --nc-blue-boca: #092B73;
  --nc-ivory: #E8D9B0;
  --nc-bronze-burnt: #6E4A1F;
  --nc-mahogany: #2A0805;

  /* Semantic */
  --nc-bg: var(--nc-black-deep);
  --nc-bg-elevated: var(--nc-black-graphite);
  --nc-fg: var(--nc-ivory);
  --nc-fg-muted: rgba(232, 217, 176, 0.72);
  --nc-fg-soft: rgba(232, 217, 176, 0.55);
  --nc-accent: var(--nc-gold-warm);
  --nc-accent-strong: var(--nc-gold-antique);
  --nc-border: rgba(185, 146, 69, 0.28);
  --nc-border-strong: rgba(185, 146, 69, 0.55);
  --nc-error: #C8553D;

  /* Typography */
  --nc-font-display: "Cinzel", "Cormorant Garamond", "Playfair Display",
    "Trajan Pro", Georgia, serif;
  --nc-font-body: "Inter", "Montserrat", "Lato", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --nc-fs-xs: 0.75rem;
  --nc-fs-sm: 0.875rem;
  --nc-fs-base: 1rem;
  --nc-fs-md: 1.125rem;
  --nc-fs-lg: 1.375rem;
  --nc-fs-xl: 1.875rem;
  --nc-fs-2xl: 2.5rem;
  --nc-fs-3xl: 3.5rem;
  --nc-fs-4xl: 4.75rem;

  --nc-tracking-wide: 0.08em;
  --nc-tracking-wider: 0.18em;
  --nc-tracking-widest: 0.32em;

  /* Spacing */
  --nc-space-1: 0.25rem;
  --nc-space-2: 0.5rem;
  --nc-space-3: 0.75rem;
  --nc-space-4: 1rem;
  --nc-space-5: 1.5rem;
  --nc-space-6: 2rem;
  --nc-space-7: 3rem;
  --nc-space-8: 4rem;
  --nc-space-9: 6rem;
  --nc-space-10: 8rem;

  /* Radii */
  --nc-radius-sm: 2px;
  --nc-radius-md: 4px;
  --nc-radius-lg: 8px;
  --nc-radius-pill: 999px;

  /* Shadows / Glow */
  --nc-shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.55);
  --nc-shadow-deep: 0 24px 80px rgba(0, 0, 0, 0.7);
  --nc-glow-gold: 0 0 0 1px rgba(212, 175, 90, 0.45),
    0 0 24px rgba(212, 175, 90, 0.35), 0 0 64px rgba(185, 146, 69, 0.2);
  --nc-glow-gold-strong: 0 0 0 1px rgba(212, 175, 90, 0.7),
    0 0 32px rgba(212, 175, 90, 0.55), 0 0 80px rgba(185, 146, 69, 0.35);

  /* Layout */
  --nc-container: 1200px;
  --nc-container-narrow: 880px;
  --nc-header-h: 72px;

  /* Motion */
  --nc-ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --nc-dur-fast: 180ms;
  --nc-dur: 320ms;
  --nc-dur-slow: 700ms;
}

/* --------------------------------------------------------------------------
   2. Reset minimale
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--nc-font-body);
  font-size: var(--nc-fs-base);
  line-height: 1.65;
  color: var(--nc-fg);
  background-color: var(--nc-bg);
  background-image:
    radial-gradient(1200px 600px at 15% -10%, rgba(9, 43, 115, 0.28), transparent 60%),
    radial-gradient(900px 600px at 100% 10%, rgba(185, 146, 69, 0.12), transparent 65%),
    radial-gradient(700px 500px at 50% 110%, rgba(110, 74, 31, 0.18), transparent 70%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.07 0 0 0 0 0.06 0 0 0 0 0.05 0 0 0 0.55 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.45'/></svg>");
  background-attachment: fixed, fixed, fixed, fixed;
  background-size: auto, auto, auto, 240px 240px;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

a {
  color: var(--nc-accent);
  text-decoration: none;
  transition: color var(--nc-dur) var(--nc-ease);
}

a:hover { color: var(--nc-gold-warm); }

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

p { margin: 0 0 var(--nc-space-4); }

hr {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--nc-border-strong), transparent);
  margin: var(--nc-space-7) 0;
}

/* Tipografia titoli */
h1, h2, h3, h4 {
  font-family: var(--nc-font-display);
  font-weight: 600;
  letter-spacing: var(--nc-tracking-wider);
  text-transform: uppercase;
  color: var(--nc-fg);
  margin: 0 0 var(--nc-space-4);
  line-height: 1.15;
}

h1 { font-size: var(--nc-fs-4xl); letter-spacing: var(--nc-tracking-widest); }
h2 { font-size: var(--nc-fs-2xl); }
h3 { font-size: var(--nc-fs-lg); }
h4 { font-size: var(--nc-fs-md); }

::selection {
  background: rgba(212, 175, 90, 0.35);
  color: var(--nc-ivory);
}

/* Focus globale visibile (oro 2px) */
:focus-visible {
  outline: 2px solid var(--nc-gold-warm);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   3. Layout: container & sezioni
   -------------------------------------------------------------------------- */
.nc-container {
  width: 100%;
  max-width: var(--nc-container);
  margin: 0 auto;
  padding: 0 var(--nc-space-5);
}

.nc-container--narrow {
  max-width: var(--nc-container-narrow);
}

.nc-section {
  position: relative;
  padding: var(--nc-space-9) 0;
}

.nc-section--alt {
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6)),
    var(--nc-black-coal);
}

.nc-section__eyebrow {
  display: inline-block;
  font-family: var(--nc-font-body);
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-accent);
  margin-bottom: var(--nc-space-3);
}

.nc-section__title {
  margin-bottom: var(--nc-space-6);
}

.nc-section__lead {
  max-width: 60ch;
  color: var(--nc-fg-muted);
  font-size: var(--nc-fs-md);
}

/* --------------------------------------------------------------------------
   4. Componenti riutilizzabili
   -------------------------------------------------------------------------- */

/* 4.1 Skip link */
.nc-skip {
  position: absolute;
  left: var(--nc-space-3);
  top: -100px;
  z-index: 1000;
  background: var(--nc-black-deep);
  color: var(--nc-gold-warm);
  border: 1px solid var(--nc-border-strong);
  padding: var(--nc-space-3) var(--nc-space-5);
  border-radius: var(--nc-radius-md);
  font-size: var(--nc-fs-sm);
  letter-spacing: var(--nc-tracking-wide);
  transition: top var(--nc-dur) var(--nc-ease);
}

.nc-skip:focus { top: var(--nc-space-3); }

/* 4.2 CTA */
.nc-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--nc-space-2);
  padding: var(--nc-space-4) var(--nc-space-7);
  font-family: var(--nc-font-body);
  font-size: var(--nc-fs-sm);
  font-weight: 600;
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-black-deep);
  background: linear-gradient(180deg, var(--nc-gold-warm), var(--nc-gold-antique));
  border: 1px solid var(--nc-gold-antique);
  border-radius: var(--nc-radius-pill);
  isolation: isolate;
  cursor: pointer;
  transition: transform var(--nc-dur) var(--nc-ease),
    box-shadow var(--nc-dur) var(--nc-ease),
    color var(--nc-dur) var(--nc-ease);
  text-decoration: none;
  overflow: hidden;
}

.nc-cta::after {
  content: "";
  position: absolute;
  inset: -2px;
  z-index: -1;
  border-radius: inherit;
  background: conic-gradient(
    from 0deg,
    rgba(212, 175, 90, 0) 0deg,
    rgba(212, 175, 90, 0.85) 90deg,
    rgba(232, 217, 176, 0.95) 180deg,
    rgba(212, 175, 90, 0.85) 270deg,
    rgba(212, 175, 90, 0) 360deg
  );
  opacity: 0;
  filter: blur(14px);
  transition: opacity var(--nc-dur) var(--nc-ease);
}

.nc-cta:hover,
.nc-cta:focus-visible {
  transform: translateY(-1px);
  color: var(--nc-black-deep);
  box-shadow: var(--nc-glow-gold-strong);
}

.nc-cta:hover::after,
.nc-cta:focus-visible::after { opacity: 1; }

.nc-cta:active { transform: translateY(0); }

.nc-cta[disabled],
.nc-cta:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  filter: grayscale(0.35);
}

.nc-cta--ghost {
  background: transparent;
  color: var(--nc-gold-warm);
  border-color: var(--nc-border-strong);
}

.nc-cta--ghost:hover,
.nc-cta--ghost:focus-visible {
  color: var(--nc-ivory);
  background: rgba(185, 146, 69, 0.08);
}

.nc-cta--block {
  width: 100%;
}

/* 4.3 Card */
.nc-card {
  position: relative;
  padding: var(--nc-space-6);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(0, 0, 0, 0.4)),
    var(--nc-black-graphite);
  border: 1px solid var(--nc-border);
  border-radius: var(--nc-radius-lg);
  box-shadow: var(--nc-shadow-soft);
  transition: transform var(--nc-dur) var(--nc-ease),
    border-color var(--nc-dur) var(--nc-ease),
    box-shadow var(--nc-dur) var(--nc-ease);
}

.nc-card:hover {
  transform: translateY(-4px);
  border-color: var(--nc-border-strong);
  box-shadow: var(--nc-shadow-deep), var(--nc-glow-gold);
}

.nc-card__title {
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-md);
  letter-spacing: var(--nc-tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--nc-space-3);
  color: var(--nc-gold-warm);
}

.nc-card__text {
  color: var(--nc-fg-muted);
  font-size: var(--nc-fs-base);
  margin: 0;
}

/* 4.4 Frame (cornice oro) */
.nc-frame {
  position: relative;
  padding: var(--nc-space-7);
  background: rgba(5, 5, 5, 0.65);
  border: 1px solid var(--nc-border-strong);
  border-radius: var(--nc-radius-md);
  box-shadow: var(--nc-shadow-deep);
}

.nc-frame::before,
.nc-frame::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 1px solid var(--nc-gold-antique);
  pointer-events: none;
}

.nc-frame::before {
  top: 8px;
  left: 8px;
  border-right: 0;
  border-bottom: 0;
}

.nc-frame::after {
  bottom: 8px;
  right: 8px;
  border-left: 0;
  border-top: 0;
}

/* 4.5 Divider ornamentale */
.nc-divider {
  display: flex;
  align-items: center;
  gap: var(--nc-space-3);
  color: var(--nc-accent);
  margin: var(--nc-space-6) 0;
}

.nc-divider::before,
.nc-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--nc-border-strong), transparent);
}

.nc-divider__mark {
  width: 8px;
  height: 8px;
  border: 1px solid var(--nc-gold-antique);
  transform: rotate(45deg);
  background: var(--nc-black-deep);
}

/* 4.6 Badge */
.nc-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--nc-space-2);
  padding: var(--nc-space-1) var(--nc-space-3);
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-gold-warm);
  background: rgba(185, 146, 69, 0.08);
  border: 1px solid var(--nc-border-strong);
  border-radius: var(--nc-radius-pill);
}

/* 4.7 Back to top */
.nc-back-to-top {
  position: fixed;
  right: var(--nc-space-5);
  bottom: var(--nc-space-5);
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--nc-black-coal);
  color: var(--nc-gold-warm);
  border: 1px solid var(--nc-border-strong);
  border-radius: var(--nc-radius-pill);
  box-shadow: var(--nc-shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--nc-dur) var(--nc-ease),
    transform var(--nc-dur) var(--nc-ease),
    visibility var(--nc-dur) var(--nc-ease),
    box-shadow var(--nc-dur) var(--nc-ease);
  z-index: 50;
}

.nc-back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nc-back-to-top:hover { box-shadow: var(--nc-glow-gold); }

/* 4.8 Smoke */
.nc-smoke {
  pointer-events: none;
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.nc-smoke__layer {
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(closest-side at 20% 60%, rgba(232, 217, 176, 0.06), transparent 70%),
    radial-gradient(closest-side at 70% 40%, rgba(9, 43, 115, 0.18), transparent 65%),
    radial-gradient(closest-side at 50% 80%, rgba(185, 146, 69, 0.08), transparent 70%);
  filter: blur(40px);
  animation: nc-smoke-drift 26s ease-in-out infinite alternate;
  will-change: transform, opacity;
  opacity: 0.85;
}

.nc-smoke__layer--slow {
  animation-duration: 42s;
  opacity: 0.55;
  transform: scale(1.15);
}

@keyframes nc-smoke-drift {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  50%  { transform: translate3d(2%, -3%, 0) scale(1.05); }
  100% { transform: translate3d(-3%, 2%, 0) scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
  .nc-smoke__layer { animation: none; }
}

/* --------------------------------------------------------------------------
   5. Navbar
   -------------------------------------------------------------------------- */
.nc-nav {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--nc-header-h);
  display: flex;
  align-items: center;
  background: rgba(5, 5, 5, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--nc-border);
}

.nc-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--nc-container);
  margin: 0 auto;
  padding: 0 var(--nc-space-5);
  gap: var(--nc-space-5);
}

.nc-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--nc-space-3);
  color: var(--nc-ivory);
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-base);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
}

.nc-nav__brand img,
.nc-nav__brand svg {
  height: 38px;
  width: auto;
}

.nc-nav__menu {
  display: flex;
  align-items: center;
  gap: var(--nc-space-6);
}

.nc-nav__menu a {
  color: var(--nc-fg-muted);
  font-size: var(--nc-fs-sm);
  letter-spacing: var(--nc-tracking-wide);
  text-transform: uppercase;
  position: relative;
}

.nc-nav__menu a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 1px;
  background: var(--nc-gold-warm);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--nc-dur) var(--nc-ease);
}

.nc-nav__menu a:hover,
.nc-nav__menu a:focus-visible { color: var(--nc-ivory); }
.nc-nav__menu a:hover::after,
.nc-nav__menu a:focus-visible::after { transform: scaleX(1); }

.nc-nav__cta { display: inline-flex; }

/* --------------------------------------------------------------------------
   6. Hero
   -------------------------------------------------------------------------- */
.nc-hero {
  position: relative;
  min-height: calc(100vh - var(--nc-header-h));
  display: flex;
  align-items: center;
  padding: var(--nc-space-9) 0 var(--nc-space-10);
  overflow: hidden;
  isolation: isolate;
}

.nc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 20%, rgba(9, 43, 115, 0.35), transparent 60%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.85));
  z-index: -1;
}

.nc-hero__inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}

.nc-hero__eyebrow {
  display: inline-block;
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-gold-warm);
  margin-bottom: var(--nc-space-5);
}

.nc-hero__title {
  font-size: clamp(2.8rem, 8vw, var(--nc-fs-4xl));
  letter-spacing: 0.28em;
  margin-bottom: var(--nc-space-4);
  background: linear-gradient(180deg, var(--nc-ivory) 0%, var(--nc-gold-warm) 60%, var(--nc-bronze-burnt) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  text-shadow: 0 0 40px rgba(212, 175, 90, 0.18);
}

.nc-hero__subtitle {
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-lg);
  letter-spacing: var(--nc-tracking-wider);
  text-transform: uppercase;
  color: var(--nc-fg-muted);
  margin-bottom: var(--nc-space-5);
}

.nc-hero__lead {
  font-size: var(--nc-fs-md);
  color: var(--nc-fg-muted);
  max-width: 56ch;
  margin: 0 auto var(--nc-space-6);
  font-style: italic;
}

.nc-hero__details {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--nc-space-4) var(--nc-space-6);
  font-size: var(--nc-fs-sm);
  color: var(--nc-ivory);
  letter-spacing: var(--nc-tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--nc-space-7);
}

.nc-hero__detail {
  display: inline-flex;
  align-items: center;
  gap: var(--nc-space-2);
}

.nc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--nc-space-4);
  margin-bottom: var(--nc-space-5);
}

.nc-hero__microcopy {
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-wide);
  color: var(--nc-fg-soft);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   7. Layout sezioni specifiche
   -------------------------------------------------------------------------- */

/* Esperienza — grid card */
.nc-grid {
  display: grid;
  gap: var(--nc-space-5);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.nc-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.nc-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* Per-chi: bullet eleganti */
.nc-bullet-list {
  display: grid;
  gap: var(--nc-space-3);
  margin: var(--nc-space-5) 0 0;
}

.nc-bullet-list li {
  position: relative;
  padding-left: var(--nc-space-6);
  color: var(--nc-fg-muted);
}

.nc-bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 10px;
  border: 1px solid var(--nc-gold-antique);
  background: var(--nc-black-deep);
  transform: rotate(45deg);
}

/* Biglietti */
.nc-ticket-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: var(--nc-space-7);
  align-items: start;
}

.nc-ticket-box {
  padding: var(--nc-space-7);
  background:
    linear-gradient(180deg, rgba(9, 43, 115, 0.22), rgba(0, 0, 0, 0.65)),
    var(--nc-black-graphite);
  border: 1px solid var(--nc-border-strong);
  border-radius: var(--nc-radius-md);
  box-shadow: var(--nc-shadow-deep);
  position: relative;
}

.nc-ticket-box__price {
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-3xl);
  color: var(--nc-gold-warm);
  letter-spacing: var(--nc-tracking-wider);
  margin: var(--nc-space-3) 0 var(--nc-space-5);
}

.nc-ticket-box__list {
  display: grid;
  gap: var(--nc-space-2);
  margin-bottom: var(--nc-space-5);
}

.nc-ticket-box__list li {
  position: relative;
  padding-left: var(--nc-space-5);
  color: var(--nc-fg-muted);
  font-size: var(--nc-fs-sm);
}

.nc-ticket-box__list li::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--nc-gold-antique);
}

.nc-ticket-box__meta {
  font-size: var(--nc-fs-sm);
  color: var(--nc-fg-soft);
  border-top: 1px solid var(--nc-border);
  padding-top: var(--nc-space-4);
}

/* Sponsor */
.nc-sponsors {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--nc-space-5);
  margin-top: var(--nc-space-6);
}

.nc-sponsor-card {
  padding: var(--nc-space-6);
  background: var(--nc-black-deep);
  border: 1px solid var(--nc-border-strong);
  border-radius: var(--nc-radius-md);
  text-align: center;
  position: relative;
}

.nc-sponsor-card__label {
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-gold-warm);
  margin-bottom: var(--nc-space-3);
}

.nc-sponsor-card__logo {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--nc-fg-soft);
}

.nc-sponsor-card__logo img,
.nc-sponsor-card__logo svg {
  max-height: 80px;
  max-width: 100%;
  filter: grayscale(0.2) brightness(1.05);
}

.nc-sponsor-card__logo--boca img {
  max-height: 100px;
  filter: none;
}

.nc-sponsor-card__logo--fabione img {
  max-height: 90px;
  filter: none;
  border-radius: var(--nc-radius-sm);
}

.nc-sponsor-card__logo--kavallotta img {
  max-height: 110px;
  filter: none;
}

.nc-sponsor-card__logo--seidigital img {
  max-height: 70px;
  filter: none;
  background: var(--nc-ivory);
  padding: 0.5rem 0.75rem;
  border-radius: var(--nc-radius-sm);
}

/* FAQ */
.nc-faq {
  max-width: var(--nc-container-narrow);
  margin: var(--nc-space-6) auto 0;
}

.nc-faq__item {
  border-bottom: 1px solid var(--nc-border);
}

.nc-faq__item:first-child {
  border-top: 1px solid var(--nc-border);
}

.nc-faq__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--nc-space-4);
  padding: var(--nc-space-5) 0;
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-md);
  letter-spacing: var(--nc-tracking-wide);
  text-transform: uppercase;
  color: var(--nc-ivory);
  text-align: left;
}

.nc-faq__icon {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  position: relative;
  transition: transform var(--nc-dur) var(--nc-ease);
}

.nc-faq__icon::before,
.nc-faq__icon::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  background: var(--nc-gold-warm);
}

.nc-faq__icon::before { width: 100%; height: 1px; }
.nc-faq__icon::after  { width: 1px; height: 100%; }

.nc-faq__trigger[aria-expanded="true"] .nc-faq__icon {
  transform: rotate(45deg);
}

.nc-faq__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--nc-dur-slow) var(--nc-ease);
  color: var(--nc-fg-muted);
}

.nc-faq__panel-inner {
  padding: 0 0 var(--nc-space-5);
  font-size: var(--nc-fs-base);
}

.nc-faq__trigger[aria-expanded="true"] + .nc-faq__panel {
  max-height: 600px;
}

@media (prefers-reduced-motion: reduce) {
  .nc-faq__panel { transition: none; }
}

/* Footer */
.nc-footer {
  background: var(--nc-black-deep);
  border-top: 1px solid var(--nc-border);
  padding: var(--nc-space-8) 0 var(--nc-space-6);
  color: var(--nc-fg-soft);
  font-size: var(--nc-fs-sm);
}

.nc-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--nc-space-6);
  margin-bottom: var(--nc-space-7);
}

.nc-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--nc-space-3);
}

.nc-footer__brand img,
.nc-footer__brand svg,
.nc-footer__logo {
  height: 72px;
  width: auto;
  max-width: 100%;
  display: block;
}

.nc-footer__title {
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-sm);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-gold-warm);
  margin-bottom: var(--nc-space-3);
}

.nc-footer__list { display: grid; gap: var(--nc-space-2); }

.nc-footer__list a {
  color: var(--nc-fg-muted);
}

.nc-footer__list a:hover { color: var(--nc-ivory); }

.nc-footer__bottom {
  border-top: 1px solid var(--nc-border);
  padding-top: var(--nc-space-5);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--nc-space-3);
  color: var(--nc-fg-soft);
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-wide);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   8. Form
   -------------------------------------------------------------------------- */
.nc-form {
  display: grid;
  gap: var(--nc-space-5);
}

.nc-form__row {
  display: grid;
  gap: var(--nc-space-4);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.nc-field {
  display: grid;
  gap: var(--nc-space-2);
}

.nc-field__label {
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-fg-muted);
}

.nc-field__label .nc-required {
  color: var(--nc-gold-warm);
  margin-left: 2px;
}

.nc-input,
.nc-select,
.nc-textarea {
  width: 100%;
  padding: var(--nc-space-3) var(--nc-space-4);
  font: inherit;
  color: var(--nc-ivory);
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid var(--nc-border);
  border-radius: var(--nc-radius-sm);
  transition: border-color var(--nc-dur) var(--nc-ease),
    box-shadow var(--nc-dur) var(--nc-ease),
    background-color var(--nc-dur) var(--nc-ease);
}

.nc-input::placeholder,
.nc-textarea::placeholder { color: rgba(232, 217, 176, 0.35); }

.nc-input:hover,
.nc-select:hover,
.nc-textarea:hover { border-color: var(--nc-border-strong); }

.nc-input:focus,
.nc-select:focus,
.nc-textarea:focus {
  outline: none;
  border-color: var(--nc-gold-warm);
  box-shadow: 0 0 0 2px rgba(212, 175, 90, 0.25);
  background: rgba(0, 0, 0, 0.7);
}

.nc-select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--nc-gold-warm) 50%),
    linear-gradient(135deg, var(--nc-gold-warm) 50%, transparent 50%);
  background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: var(--nc-space-7);
}

.nc-field__error {
  display: none;
  font-size: var(--nc-fs-xs);
  color: var(--nc-error);
  letter-spacing: var(--nc-tracking-wide);
}

.nc-field.is-invalid .nc-input,
.nc-field.is-invalid .nc-select,
.nc-field.is-invalid .nc-textarea {
  border-color: var(--nc-error);
  box-shadow: 0 0 0 2px rgba(200, 85, 61, 0.2);
}

.nc-field.is-invalid .nc-field__error { display: block; }

/* Fieldset (fattura, consensi) */
.nc-fieldset {
  margin: 0;
  padding: var(--nc-space-5);
  border: 1px solid var(--nc-border);
  border-radius: var(--nc-radius-md);
  background: rgba(0, 0, 0, 0.35);
}

.nc-fieldset__legend {
  padding: 0 var(--nc-space-3);
  font-size: var(--nc-fs-xs);
  letter-spacing: var(--nc-tracking-widest);
  text-transform: uppercase;
  color: var(--nc-gold-warm);
}

/* Fieldset fattura — animazione collapse */
.nc-collapse {
  display: grid;
  grid-template-rows: 1fr;
  transition: grid-template-rows var(--nc-dur-slow) var(--nc-ease),
    opacity var(--nc-dur) var(--nc-ease),
    margin var(--nc-dur) var(--nc-ease);
  overflow: hidden;
  opacity: 1;
}

.nc-collapse > * {
  min-height: 0;
  overflow: hidden;
}

.nc-collapse[hidden] {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  margin-top: 0;
  margin-bottom: 0;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .nc-collapse { transition: none; }
}

/* Checkbox custom */
.nc-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--nc-space-3);
  padding: var(--nc-space-2) 0;
  font-size: var(--nc-fs-sm);
  color: var(--nc-fg-muted);
  cursor: pointer;
}

.nc-checkbox input[type="checkbox"] {
  appearance: none;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  border: 1px solid var(--nc-border-strong);
  background: rgba(0, 0, 0, 0.6);
  border-radius: 2px;
  display: inline-grid;
  place-content: center;
  cursor: pointer;
  margin-top: 2px;
  transition: border-color var(--nc-dur) var(--nc-ease),
    background-color var(--nc-dur) var(--nc-ease);
}

.nc-checkbox input[type="checkbox"]::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--nc-gold-warm);
  transform: scale(0) rotate(45deg);
  transition: transform var(--nc-dur-fast) var(--nc-ease);
}

.nc-checkbox input[type="checkbox"]:checked {
  border-color: var(--nc-gold-warm);
  background: rgba(212, 175, 90, 0.08);
}

.nc-checkbox input[type="checkbox"]:checked::before {
  transform: scale(1) rotate(45deg);
}

.nc-checkbox input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--nc-gold-warm);
  outline-offset: 3px;
}

.nc-checkbox a { text-decoration: underline; }

/* Riassunto totali */
.nc-summary {
  margin-top: var(--nc-space-5);
  padding: var(--nc-space-5);
  border: 1px solid var(--nc-border-strong);
  border-radius: var(--nc-radius-md);
  background: rgba(5, 5, 5, 0.7);
  display: grid;
  gap: var(--nc-space-2);
}

.nc-summary__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--nc-fs-sm);
  color: var(--nc-fg-muted);
  letter-spacing: var(--nc-tracking-wide);
}

.nc-summary__row--total {
  border-top: 1px solid var(--nc-border);
  padding-top: var(--nc-space-3);
  margin-top: var(--nc-space-2);
  font-family: var(--nc-font-display);
  font-size: var(--nc-fs-lg);
  color: var(--nc-gold-warm);
  letter-spacing: var(--nc-tracking-wider);
  text-transform: uppercase;
}

.nc-summary__row[hidden] { display: none; }

/* Pagamento */
.nc-pay {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--nc-space-4);
  margin-top: var(--nc-space-5);
}

/* --------------------------------------------------------------------------
   9. Reveal-on-scroll
   -------------------------------------------------------------------------- */
.nc-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--nc-dur-slow) var(--nc-ease),
    transform var(--nc-dur-slow) var(--nc-ease);
  will-change: opacity, transform;
}

.nc-reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .nc-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --------------------------------------------------------------------------
   10. Utility
   -------------------------------------------------------------------------- */
.nc-text-center { text-align: center; }
.nc-text-gold { color: var(--nc-gold-warm); }
.nc-text-muted { color: var(--nc-fg-muted); }
.nc-mt-0 { margin-top: 0; }
.nc-mt-4 { margin-top: var(--nc-space-4); }
.nc-mt-6 { margin-top: var(--nc-space-6); }
.nc-mb-0 { margin-bottom: 0; }
.nc-mb-4 { margin-bottom: var(--nc-space-4); }
.nc-mb-6 { margin-bottom: var(--nc-space-6); }

.nc-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}