/* ============================================
   SPAZIO VUOTO MATERA — Stylesheet
   Stack: HTML/CSS/JS puro
   ============================================ */

/* ---- CUSTOM PROPERTIES ---- */
:root {
  --color-bg:         #0d0d0d;
  --color-bg-alt:     #111111;
  --color-surface:    #1a1a1a;
  --color-border:     #2a2a2a;
  --color-gold:       #c9a96e;
  --color-gold-light: #e0c898;
  --color-white:      #f5f0e8;
  --color-muted:      #888880;
  --color-text:       #d4cfc5;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Montserrat', system-ui, sans-serif;

  --radius:      4px;
  --transition:  0.3s ease;

  --max-width:   1200px;
  --gap:         2rem;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
address { font-style: normal; }

/* ---- UTILITY ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

.section-dark {
  background: var(--color-bg-alt);
}

.section-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.section-desc {
  max-width: 600px;
  color: var(--color-muted);
  margin: 1rem 0 3rem;
  font-size: 1.05rem;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-bg);
  border-color: var(--color-gold);
}
.btn-primary:hover {
  background: var(--color-gold-light);
  border-color: var(--color-gold-light);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ---- HEADER ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  transition: background var(--transition), backdrop-filter var(--transition);
}
.site-header.scrolled {
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  line-height: 1;
}
.logo img {
  height: 44px;
  width: auto;
  display: block;
}
/* Fallback text (hidden when img loads) */
.logo-main {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--color-white);
  letter-spacing: 0.05em;
}
.logo-sub {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-top: 0.1rem;
}
.footer-brand img {
  height: 38px;
  width: auto;
  display: block;
  margin-bottom: 0.75rem;
}

.main-nav ul {
  display: flex;
  gap: 2.5rem;
}
.main-nav a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--color-gold); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-white);
  transition: var(--transition);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: #0d0d0d;
  background-image:
    linear-gradient(160deg, rgba(26,18,8,0.72) 0%, rgba(13,13,13,0.60) 50%, rgba(10,15,24,0.75) 100%),
    url('../assets/images/sassi-hero.webp');
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;
  background-attachment: scroll;
  overflow: hidden;
}

@media (max-width: 768px) {
  .hero {
    background-image:
      linear-gradient(160deg, rgba(26,18,8,0.78) 0%, rgba(13,13,13,0.68) 50%, rgba(10,15,24,0.80) 100%),
      url('../assets/images/sassi-hero-mobile.webp');
    background-position: center 35%;
  }
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 60%, rgba(201,169,110,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(201,169,110,0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 2rem 1.5rem;
}

.hero-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 300;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--color-gold-light);
}

.hero-desc {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 1;
}
.scroll-line {
  display: block;
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--color-gold));
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50%       { opacity: 1;   transform: scaleY(1); }
}

/* ---- ABOUT ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  color: var(--color-white);
  line-height: 1.25;
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--color-muted);
  margin-bottom: 1rem;
  font-size: 0.97rem;
}
.about-text strong { color: var(--color-text); font-weight: 500; }

.about-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}
.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--color-gold);
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: 0.4rem;
}

/* ---- IMAGE PLACEHOLDER ---- */
.img-placeholder {
  aspect-ratio: 4/5;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

/* ---- REAL IMAGES ---- */
.about-image img,
.gin-visual img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
}

/* ---- MENU CARDS ---- */
.menu-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.menu-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}
.menu-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.menu-card-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.menu-card h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.menu-card p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.menu-highlights {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  margin-bottom: 1.25rem;
}
.menu-highlights li {
  font-size: 0.8rem;
  color: var(--color-muted);
  padding: 0.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.card-link {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  transition: color var(--transition);
}
.card-link:hover { color: var(--color-gold-light); }

/* ---- GIN ---- */
.gin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.gin-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}
.gin-text p {
  color: var(--color-muted);
  font-size: 0.97rem;
  margin-bottom: 1rem;
}
.gin-text strong { color: var(--color-text); font-weight: 500; }

.gin-list {
  margin: 2rem 0;
  border-top: 1px solid var(--color-border);
}
.gin-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
}
.gin-list strong {
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 500;
}
.gin-list span {
  font-size: 0.75rem;
  color: var(--color-gold);
  font-style: italic;
}

/* ---- SPRITZ ---- */
.spritz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.spritz-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition);
}
.spritz-item:hover { border-color: var(--color-gold); }
.spritz-item.highlight { border-color: var(--color-gold); }

.spritz-item h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-white);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.spritz-item p {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.badge {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--color-gold);
  color: var(--color-bg);
  padding: 0.15em 0.5em;
  border-radius: 2px;
}

/* ---- CONTACT ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
  align-items: flex-start;
}
.contact-icon { font-size: 1.2rem; margin-top: 0.1rem; }
.contact-item strong {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.3rem;
}
.contact-item p, .contact-item a {
  font-size: 0.95rem;
  color: var(--color-text);
}
.contact-item a:hover { color: var(--color-gold); }

/* ---- FAQ ---- */
.faq-inner {
  max-width: 800px;
  margin: 0 auto;
}

.faq-inner h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 2.5rem;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  padding: 1.25rem 0;
  font-size: 0.97rem;
  font-weight: 500;
  color: var(--color-white);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--color-gold);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--color-gold); }

.faq-item p {
  padding: 0 0 1.25rem;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.7;
}
.faq-item a { color: var(--color-gold); }

/* ---- FOOTER ---- */
.site-footer {
  background: #080808;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 3rem;
  align-items: start;
  padding: 4rem 1.5rem 3rem;
}

.footer-brand p {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-top: 0.75rem;
  line-height: 1.6;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
}
.footer-nav a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--color-gold); }

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: right;
}
.footer-contact a {
  font-size: 0.88rem;
  color: var(--color-muted);
  transition: color var(--transition);
}
.footer-contact a:hover { color: var(--color-gold); }

.footer-bottom {
  text-align: center;
  padding: 1.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.72rem;
  color: #555;
  letter-spacing: 0.05em;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .menu-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .spritz-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section { padding: 4rem 0; }

  /* Header mobile */
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform 0.4s ease;
    z-index: 99;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul {
    flex-direction: column;
    gap: 2.5rem;
    text-align: center;
  }
  .main-nav a { font-size: 1.2rem; }

  /* Grids → single column */
  .about-grid,
  .gin-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .about-image { display: none; }
  .gin-visual { display: none; }

  .menu-cards { grid-template-columns: 1fr; }
  .spritz-grid { grid-template-columns: 1fr; }

  .about-stats { gap: 1.5rem; }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  .footer-contact { text-align: center; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 280px; text-align: center; }
}