/* ═══════════════════════════════════════════════════════════
   GOLDEN BEEF — Premium Dark Steakhouse UI v3
   Font: Cormorant Garamond (display) + DM Sans (body)
   Palette: Obsidian #0a0805 · Ember #c8602a · Gold #e8b86d
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,600;0,700;1,300;1,600&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ─── Design tokens ─── */
:root {
  --bg:          #0a0805;
  --surface:     #100d09;
  --surface2:    #161108;
  --ember:       #c8602a;
  --ember-soft:  rgba(200, 96, 42, 0.18);
  --ember-glow:  rgba(200, 96, 42, 0.38);
  --gold:        #e8b86d;
  --gold-soft:   rgba(232, 184, 109, 0.14);
  --gold-glow:   rgba(232, 184, 109, 0.32);
  --smoke:       rgba(255,255,255,0.06);
  --border:      rgba(255,255,255,0.08);
  --border-warm: rgba(200, 96, 42, 0.28);
  --text:        #f0e8df;
  --muted:       rgba(240, 232, 223, 0.48);
  --radius:      20px;
  --radius-sm:   12px;
  --ease-smooth: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-back:   cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Animated noise grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.028;
  pointer-events: none;
  z-index: 1;
  animation: grainShift 8s steps(1) infinite;
}

@keyframes grainShift {
  0%   { transform: translate(0,0); }
  10%  { transform: translate(-2%,-3%); }
  20%  { transform: translate(3%,2%); }
  30%  { transform: translate(-1%,4%); }
  40%  { transform: translate(4%,-1%); }
  50%  { transform: translate(-3%,1%); }
  60%  { transform: translate(1%,-4%); }
  70%  { transform: translate(-4%,2%); }
  80%  { transform: translate(2%,-2%); }
  90%  { transform: translate(-2%,3%); }
  100% { transform: translate(0,0); }
}

/* Ambient glow */
body::after {
  content: '';
  position: fixed;
  top: -30vh;
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  height: 60vh;
  background: radial-gradient(ellipse, rgba(200,96,42,0.09) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: ambientPulse 7s ease-in-out infinite alternate;
}

@keyframes ambientPulse {
  from { opacity: 0.6; transform: translateX(-50%) scale(1); }
  to   { opacity: 1; transform: translateX(-50%) scale(1.12); }
}

/* ─── Page Loader ─── */
#page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: grid;
  place-items: center;
  opacity: 1;
  transition: opacity 700ms var(--ease-smooth), visibility 700ms;
}

#page-loader.hide {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-card {
  text-align: center;
  padding: 40px 32px;
  border-radius: 24px;
  border: 1px solid var(--border-warm);
  background: linear-gradient(145deg, rgba(20,14,8,0.9), rgba(10,8,5,0.95));
  box-shadow: 0 0 80px rgba(200,96,42,0.15), 0 40px 80px rgba(0,0,0,0.8);
  width: min(380px, 90vw);
  animation: loaderIn 600ms var(--ease-back) both;
}

@keyframes loaderIn {
  from { opacity: 0; transform: scale(0.88) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.loader-logo {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: 0 0 0 1px var(--border-warm), 0 0 30px var(--ember-glow);
  animation: logoPulse 2s ease-in-out infinite alternate;
}

@keyframes logoPulse {
  from { box-shadow: 0 0 0 1px var(--border-warm), 0 0 20px var(--ember-glow); }
  to   { box-shadow: 0 0 0 1px rgba(200,96,42,0.5), 0 0 50px var(--ember-glow); }
}

.loader-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-top: 14px;
  background: linear-gradient(135deg, var(--gold), var(--ember), var(--gold));
  background-size: 200% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmerText 2.5s ease-in-out infinite;
}

@keyframes shimmerText {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.loader-bar {
  height: 3px;
  margin-top: 20px;
  border-radius: 999px;
  background: var(--smoke);
  overflow: hidden;
}

.loader-bar > span {
  display: block;
  height: 100%;
  width: 35%;
  background: linear-gradient(90deg, transparent, var(--gold), var(--ember), transparent);
  animation: loaderSweep 1.4s ease-in-out infinite;
}

@keyframes loaderSweep {
  from { transform: translateX(-200%); }
  to   { transform: translateX(500%); }
}

/* ─── Back to top ─── */
#toTop {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 100;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid var(--border-warm);
  background: rgba(10,8,5,0.7);
  backdrop-filter: blur(12px);
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px) scale(0.85);
  pointer-events: none;
  transition: opacity 280ms ease, transform 280ms var(--ease-back), box-shadow 280ms ease, background 280ms ease;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
}

#toTop.show {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

#toTop:hover {
  background: rgba(200,96,42,0.15);
  box-shadow: 0 0 24px var(--ember-glow), 0 8px 30px rgba(0,0,0,0.5);
  transform: translateY(-2px) scale(1.06);
}

/* ─── Navbar ─── */
.navbar {
  background: rgba(10,8,5,0.72) !important;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  transition: background 280ms ease, border-color 280ms ease, padding 280ms ease;
  position: relative;
  z-index: 200;
}

.navbar::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ember), var(--gold), var(--ember), transparent);
  transition: width 600ms var(--ease-smooth);
}

.navbar.navbar-compact { background: rgba(6,4,2,0.88) !important; }
.navbar.navbar-compact::after { width: 70%; }

.navbar-brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--gold) 0%, var(--ember) 60%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: filter 220ms ease;
}

.navbar-brand:hover { filter: brightness(1.2); }

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--border-warm);
  box-shadow: 0 0 14px rgba(200,96,42,0.25);
  transition: box-shadow 300ms ease, transform 300ms var(--ease-back);
}

.brand-logo:hover {
  box-shadow: 0 0 28px var(--ember-glow);
  transform: scale(1.06) rotate(-1deg);
}

/* Language select */
#lang-select {
  background: rgba(20,14,8,0.85);
  border: 1px solid var(--border-warm);
  color: var(--text);
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  padding: 5px 10px;
  cursor: pointer;
  transition: border-color 220ms ease, box-shadow 220ms ease;
}

#lang-select:hover, #lang-select:focus {
  border-color: var(--ember);
  box-shadow: 0 0 12px rgba(200,96,42,0.3);
  outline: none;
}

#lang-select option { background: #1a1008; }

/* ─── Hero / Carousel ─── */
.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}

.hero-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,8,5,0.05) 60%, rgba(10,8,5,0.7) 100%);
  z-index: 2;
  pointer-events: none;
}

.carousel img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  filter: contrast(1.08) saturate(1.18) brightness(0.88);
  transform: scale(1.04);
  transition: transform 8s ease, filter 500ms ease;
}

.carousel-item.active img {
  transform: scale(1.12);
}

@media (max-width: 768px) {
  .carousel img { height: 260px; }
}

/* Custom carousel controls */
.carousel-control-prev,
.carousel-control-next {
  width: 48px;
  margin: auto 12px;
  opacity: 0;
  transition: opacity 250ms ease;
}

.hero-card:hover .carousel-control-prev,
.hero-card:hover .carousel-control-next { opacity: 1; }

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(10,8,5,0.6);
  border-radius: 10px;
  border: 1px solid var(--border-warm);
  backdrop-filter: blur(8px);
  padding: 6px;
  background-size: 60%;
}

/* ─── Divider ornament ─── */
.ornament-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 24px;
}

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

.ornament-divider::after {
  background: linear-gradient(90deg, var(--border-warm), transparent);
}

.ornament-divider span {
  color: var(--ember);
  font-size: 1rem;
}

/* ─── Cards ─── */
.section-card {
  background: linear-gradient(145deg, var(--surface2), var(--surface));
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: transform 320ms var(--ease-smooth), box-shadow 320ms ease, border-color 320ms ease;
}

.section-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ember), var(--gold), var(--ember), transparent);
  opacity: 0;
  transition: opacity 320ms ease;
}

.section-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.6), 0 0 0 1px var(--border-warm);
  border-color: rgba(200,96,42,0.22);
}

.section-card:hover::before { opacity: 1; }

/* Section headings */
.section-card h2,
.section-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--gold);
}

/* ─── Accordion ─── */
.accordion-item {
  border-bottom: 1px solid var(--border) !important;
  transition: background 200ms ease;
}

.accordion-item:last-child { border-bottom: none !important; }

.accordion-button {
  background: transparent !important;
  color: var(--text) !important;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 18px 0;
  box-shadow: none !important;
  transition: color 220ms ease, letter-spacing 220ms ease, text-shadow 220ms ease;
}

.accordion-button:not(.collapsed) {
  color: var(--gold) !important;
  letter-spacing: 0.08em;
  text-shadow: 0 0 18px rgba(232,184,109,0.4);
}

.accordion-button::after {
  filter: invert(1) sepia(1) saturate(2) hue-rotate(10deg) brightness(1.2);
  opacity: 0.7;
  transition: opacity 220ms ease;
}

.accordion-button:not(.collapsed)::after { opacity: 1; }

.accordion-collapse { background: transparent; }

.accordion-body { padding: 0; }

/* ─── Menu items ─── */
.list-group-item {
  background: transparent !important;
  color: var(--text) !important;
  border-color: rgba(255,255,255,0.05) !important;
  padding: 14px 0;
  transition: background 220ms ease, transform 220ms var(--ease-smooth), padding-left 220ms var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.list-group-item::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 70%;
  background: linear-gradient(180deg, var(--ember), var(--gold));
  border-radius: 0 2px 2px 0;
  transition: transform 220ms var(--ease-back), opacity 220ms ease;
  opacity: 0;
}

.list-group-item:hover {
  background: rgba(200,96,42,0.06) !important;
  padding-left: 10px;
}

.list-group-item:hover::before {
  transform: translateY(-50%) scaleY(1);
  opacity: 1;
}

.list-group-item .fw-semibold {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: color 200ms ease;
}

.list-group-item:hover .fw-semibold { color: var(--gold); }

.list-group-item .small { color: var(--muted) !important; font-size: 0.8rem; }

.list-group-item .ms-auto {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--ember);
  letter-spacing: 0.02em;
  white-space: nowrap;
  text-shadow: 0 0 10px rgba(200,96,42,0.3);
}

/* Item images */
.menu-item-img {
  width: 72px;
  height: 72px;
  flex: 0 0 72px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border-warm);
  box-shadow: 0 6px 20px rgba(0,0,0,0.5);
  transition: transform 360ms var(--ease-back), box-shadow 360ms ease;
}

.list-group-item:hover .menu-item-img {
  transform: scale(1.1) rotate(-1deg);
  box-shadow: 0 12px 36px rgba(0,0,0,0.6), 0 0 0 1px var(--border-warm);
}

/* ─── Info sidebar ─── */
.section-card h3 {
  font-size: 1.4rem;
}

.map-embed {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-warm);
  box-shadow: 0 8px 28px rgba(0,0,0,0.4);
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Link light */
.link-light { color: var(--text) !important; text-decoration: none !important; }

/* Phone */
.fw-semibold { color: var(--text); }

/* ─── Social icons ─── */
.social-link {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-warm);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(10,8,5,0.5);
  text-decoration: none;
  transition: color 220ms ease, background 220ms ease, transform 220ms var(--ease-back), box-shadow 220ms ease;
  position: relative;
  overflow: hidden;
}

.social-link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--ember-soft), transparent);
  opacity: 0;
  transition: opacity 220ms ease;
}

.social-link:hover {
  color: var(--gold);
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 0 20px var(--ember-glow), 0 8px 20px rgba(0,0,0,0.4);
  border-color: var(--ember);
}

.social-link:hover::before { opacity: 1; }

.social-link i { font-size: 1.2rem; position: relative; z-index: 1; }

/* ─── Footer ─── */
.footer {
  border-top: 1px solid var(--border);
  background: rgba(6,4,2,0.7);
  backdrop-filter: blur(12px);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ember), var(--gold), var(--ember), transparent);
}

.footer img {
  border-radius: 12px;
  border: 1px solid var(--border-warm);
  box-shadow: 0 0 18px rgba(200,96,42,0.2);
}

/* ─── Reveal animations ─── */
.reveal {
  opacity: 0;
  transform: translateY(22px) scale(0.97);
  transition: opacity 700ms var(--ease-smooth), transform 700ms var(--ease-smooth);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }

/* Staggered list items */
.list-group-item {
  opacity: 0;
  transform: translateX(-10px);
  animation: none;
}

.list-group-item.item-visible {
  opacity: 1;
  transform: translateX(0);
  transition: opacity 420ms var(--ease-smooth), transform 420ms var(--ease-smooth),
              background 220ms ease, padding-left 220ms var(--ease-smooth);
}

/* ─── Menu label tags (for category separators in menù) ─── */
.list-group-item.category-label {
  background: var(--smoke) !important;
  border-color: var(--border-warm) !important;
  pointer-events: none;
  padding: 8px 0;
  margin-top: 4px;
  border-radius: 8px;
}

.list-group-item.category-label .fw-semibold {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ember) !important;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: rgba(200,96,42,0.35);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--ember); }

/* ─── Selection ─── */
::selection { background: var(--ember-soft); color: var(--gold); }

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .list-group-item {
    opacity: 1; transform: none;
  }
  #toTop { opacity: 1; transform: none; pointer-events: auto; }
}