@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200;300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500&display=swap');

:root {
  --primary: #FAFAFA;
  --secondary: #FAFAFA;
  --success: #16A34A;
  --warning: #D97706;
  --danger: #DC2626;
  --surface: #000000;
  --text: #FFFFFF;
  --neutral: #000000;

  --font-primary: 'Oswald', sans-serif;
  --font-display: 'Oswald', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --spacing-1: 8px;
  --spacing-2: 16px;
  --spacing-3: 24px;
  --spacing-4: 32px;
  --spacing-5: 40px;
  --spacing-6: 48px;
  --spacing-8: 64px;
  --spacing-10: 80px;
  --spacing-12: 96px;
  --spacing-16: 128px;

  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 250ms ease;

  --max-width: 1280px;
  --gutter: var(--spacing-4);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background: var(--surface);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background: var(--primary);
  color: var(--surface);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

a:hover, a:focus-visible {
  opacity: 0.7;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

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

/* ── Typography ── */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(2.5rem, 8vw, 6rem); }
h2 { font-size: clamp(2rem, 5vw, 4rem); }
h3 { font-size: clamp(1.25rem, 3vw, 2rem); }
h4 { font-size: clamp(1rem, 2vw, 1.5rem); }

p { font-weight: 300; font-size: 1.125rem; line-height: 1.7; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  opacity: 0.5;
  margin-bottom: var(--spacing-2);
  display: block;
}

/* ── Header / Nav ── */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-3) var(--spacing-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-base);
}

.site-header.scrolled {
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(12px);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary);
}

.logo span {
  display: block;
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.25em;
  opacity: 0.5;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-1);
}

.nav-list {
  display: flex;
  gap: var(--spacing-5);
  list-style: none;
}

.nav-list a {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--text);
  position: relative;
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary);
  transition: width var(--transition-base);
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
  width: 100%;
}

/* ── Hero ── */

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.3) 0%,
    rgba(0,0,0,0.7) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--spacing-4);
}

.hero-content h1 {
  margin-bottom: var(--spacing-4);
}

.hero-content p {
  font-size: clamp(1rem, 2vw, 1.35rem);
  max-width: 600px;
  margin: 0 auto var(--spacing-6);
  opacity: 0.85;
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-6);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-1);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.5;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* ── Buttons ── */

.btn {
  display: inline-block;
  padding: var(--spacing-2) var(--spacing-6);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--surface);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #e0e0e0;
  color: var(--surface);
  opacity: 1;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--primary);
  color: var(--surface);
  opacity: 1;
}

/* ── Sections ── */

.section {
  padding: var(--spacing-12) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-10);
}

.section-header h2 {
  margin-bottom: var(--spacing-3);
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.7;
}

/* ── Collezione (grid cards) ── */

.collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-1);
}

.collection-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  cursor: pointer;
}

.collection-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.collection-card:hover img {
  transform: scale(1.05);
}

.collection-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--spacing-4);
  transition: opacity var(--transition-base);
}

.collection-card-overlay h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-1);
}

.collection-card-overlay p {
  font-size: 0.85rem;
  opacity: 0.7;
  font-weight: 300;
}

/* ── Atelier ── */

.atelier-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-8);
  align-items: center;
}

.atelier-image {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.atelier-text h2 {
  margin-bottom: var(--spacing-4);
}

.atelier-text p {
  margin-bottom: var(--spacing-4);
  opacity: 0.8;
}

.atelier-text .signature {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--primary);
  opacity: 0.6;
}

/* ── Eventi ── */

.events-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-4);
}

.event-card {
  border: 1px solid rgba(255,255,255,0.1);
  padding: var(--spacing-6);
  transition: border-color var(--transition-base);
}

.event-card:hover {
  border-color: var(--primary);
}

.event-card .event-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  opacity: 0.6;
  margin-bottom: var(--spacing-2);
  display: block;
}

.event-card h3 {
  margin-bottom: var(--spacing-2);
}

.event-card p {
  font-size: 0.95rem;
  opacity: 0.7;
  margin-bottom: var(--spacing-3);
}

/* ── Contatti ── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-8);
}

.contact-info h3 {
  margin-bottom: var(--spacing-3);
}

.contact-info p {
  opacity: 0.75;
  margin-bottom: var(--spacing-2);
}

.contact-detail {
  margin-top: var(--spacing-4);
}

.contact-detail dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  opacity: 0.5;
  margin-bottom: var(--spacing-1);
}

.contact-detail dd {
  font-size: 1rem;
  font-weight: 300;
  margin-bottom: var(--spacing-3);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.6;
}

.form-group input,
.form-group textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.15);
  padding: var(--spacing-2);
  color: var(--text);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 300;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-group input:focus-visible,
.form-group textarea:focus-visible {
  border-color: var(--primary);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* ── Footer ── */

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--spacing-8) 0 var(--spacing-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-6);
}

.footer-brand .logo {
  margin-bottom: var(--spacing-2);
}

.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.5;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-3);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: var(--spacing-1);
}

.footer-col a {
  font-size: 0.9rem;
  font-weight: 300;
  opacity: 0.6;
}

.footer-bottom {
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-4);
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  opacity: 0.35;
  font-family: var(--font-mono);
}

/* ── Responsive ── */

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.98);
    flex-direction: column;
    padding: var(--spacing-4);
    gap: var(--spacing-3);
  }

  .nav-list.is-open {
    display: flex;
  }

  .atelier-content {
    grid-template-columns: 1fr;
  }

  .atelier-image {
    height: 300px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-2);
    text-align: center;
  }

  .collection-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: var(--spacing-8) 0;
  }

  .section-header {
    margin-bottom: var(--spacing-6);
  }

  :root {
    --gutter: var(--spacing-3);
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    letter-spacing: 0;
  }

  .btn {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: 0.8rem;
  }
}