/* ============================================
   LUNAVERA TRATTORIA — Основные стили
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Lato:wght@300;400;700&family=Great+Vibes&display=swap');

/* ── CSS-переменные ── */
:root {
  --green-dark:   #0f2a1a;
  --green-mid:    #1a3a2a;
  --green-light:  #3a6b4a;
  --green-sage:   #7aab8a;
  --gold:         #c8941a;
  --gold-light:   #e8b84a;
  --gold-pale:    #f0d080;
  --terra:        #a83220;
  --cream:        #f5f0e8;
  --cream-dark:   #e8e0d0;
  --cream-light:  #faf8f3;
  --white:        #ffffff;
  --text-dark:    #1a1a1a;
  --text-mid:     #4a4a4a;
  --text-light:   #7a7a7a;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Lato', Helvetica, sans-serif;

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg:  0 8px 40px rgba(0,0,0,0.18);
  --radius:     8px;
  --transition: 0.35s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--text-dark);
  background: var(--cream);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   НАВИГАЦИЯ
   ============================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: linear-gradient(to right, var(--green-dark) 0%, var(--green-mid) 100%);
  box-shadow: var(--shadow-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo img {
  height: 62px;
  width: 62px;
  object-fit: contain;
  border-radius: 50%;
  border: 2px solid var(--gold);
  background: #f5f0e8;
  padding: 3px;
  box-shadow: 0 0 0 1px rgba(200,148,26,0.3);
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  gap: 0;
  line-height: 1;
}

.nav-logo-text .logo-name {
  font-family: 'Great Vibes', cursive;
  font-size: 1.9rem;
  color: var(--gold-light);
  letter-spacing: 1px;
  line-height: 1.1;
  text-shadow: 0 1px 8px rgba(200,148,26,0.25);
}

.nav-logo-text .logo-sub {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-top: 1px;
}

.nav-logo-text span {
  display: block;
  font-size: 0.65rem;
  font-family: var(--font-sans);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cream);
  opacity: 0.8;
  font-style: normal;
}

.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--cream);
  opacity: 0.9;
  transition: color var(--transition), opacity var(--transition);
}

.nav-links a:hover {
  color: var(--gold-light);
  opacity: 1;
}

.nav-links .btn-nav {
  background: var(--gold);
  color: var(--green-dark);
  padding: 10px 22px;
  border-radius: 30px;
  font-weight: 700;
  opacity: 1;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  transition: background var(--transition), transform var(--transition);
}

.nav-links .btn-nav:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  width: 26px;
  height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================
   HERO СЕКЦИЯ
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: #0f2a1a;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(15, 42, 26, 0.88) 0%,
    rgba(26, 58, 42, 0.72) 35%,
    rgba(58, 107, 74, 0.45) 65%,
    rgba(15, 42, 26, 0.60) 100%
  );
  z-index: 1;
}

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

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 0 24px;
  margin-left: 8%;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold-light);
  border: 1px solid rgba(245, 208, 110, 0.4);
  padding: 6px 18px;
  border-radius: 30px;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease both;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s 0.15s ease both;
}

.hero h1 em {
  color: var(--gold-light);
  font-style: italic;
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  max-width: 520px;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s 0.3s ease both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s 0.45s ease both;
}

.btn-primary {
  background: var(--gold);
  color: var(--green-dark);
  padding: 16px 36px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 20px rgba(232, 168, 32, 0.35);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(232, 168, 32, 0.5);
}

.btn-secondary {
  border: 2px solid rgba(255,255,255,0.6);
  color: var(--white);
  padding: 14px 34px;
  border-radius: 50px;
  font-weight: 400;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: border-color var(--transition), background var(--transition);
}

.btn-secondary:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: bounceDown 2s infinite;
}

.hero-scroll::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent);
}

/* ============================================
   СЕКЦИЯ: ОПИСАНИЕ / О РЕСТОРАНЕ
   ============================================ */
.about-intro {
  padding: 100px 0;
  background: var(--white);
}

.section-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--terra);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--green-dark);
  line-height: 1.2;
  margin-bottom: 24px;
}

.section-title em {
  color: var(--terra);
  font-style: italic;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-intro-text p {
  color: var(--text-mid);
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.about-intro-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
}

.stat-item {
  border-left: 3px solid var(--gold);
  padding-left: 20px;
}

.stat-item .num {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--green-dark);
  font-weight: 700;
  line-height: 1;
}

.stat-item .label {
  font-size: 0.8rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 4px;
}

.about-intro-image {
  position: relative;
}

.about-intro-image img {
  border-radius: 12px;
  height: 480px;
  width: 100%;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}

.about-intro-image::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--gold);
  border-radius: 12px;
  opacity: 0.3;
  z-index: -1;
}

/* ============================================
   СЕКЦИЯ: ПРЕИМУЩЕСТВА
   ============================================ */
.advantages {
  padding: 100px 0;
  background: linear-gradient(105deg, var(--green-dark) 0%, var(--green-mid) 40%, var(--green-light) 100%);
  position: relative;
  overflow: hidden;
}

.advantages::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232,168,32,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.advantages .section-label { color: var(--gold-light); }
.advantages .section-label::before { background: var(--gold-light); }
.advantages .section-title { color: var(--white); }
.advantages .section-title em { color: var(--gold-light); }

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.advantage-card {
  text-align: center;
  padding: 40px 24px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
  cursor: default;
}

.advantage-card:hover {
  border-color: rgba(232,168,32,0.3);
  transform: translateY(-4px);
}

.advantage-icon {
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid rgba(232, 168, 32, 0.35);
  background: rgba(232, 168, 32, 0.07);
  color: var(--gold-light);
  flex-shrink: 0;
}

.advantage-icon svg {
  width: 22px;
  height: 22px;
}

.advantage-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--gold-light);
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}

/* ============================================
   СЕКЦИЯ: МЕНЮ (КАТЕГОРИИ)
   ============================================ */
.menu-preview {
  padding: 100px 0;
  background: var(--cream);
}

.menu-preview-header {
  text-align: center;
  margin-bottom: 56px;
}

.menu-preview-header .section-label {
  justify-content: center;
}

.menu-preview-header .section-label::before { display: none; }

/* Фильтр категорий */
.menu-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  background: transparent;
  border: 1.5px solid var(--green-dark);
  color: var(--green-dark);
  padding: 10px 24px;
  border-radius: 30px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--green-dark);
  color: var(--white);
}

.filter-btn.active {
  box-shadow: 0 4px 16px rgba(26,58,42,0.25);
}

/* Карточки блюд */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ── Flip Card ── */
.menu-card {
  perspective: 1100px;
  height: 430px;
  background: transparent;
  border-radius: 12px;
  overflow: visible;
  box-shadow: none;
  transition: none;
}

.menu-card:hover { transform: none; box-shadow: none; }

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.72s cubic-bezier(0.4, 0.15, 0.2, 1);
}

.menu-card.flipped .card-inner {
  transform: rotateY(180deg);
}

.card-front,
.card-back {
  position: absolute;
  inset: 0;
  border-radius: 12px;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* ── Front ── */
.card-front {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.card-front:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.menu-card-img {
  height: 220px;
  background: var(--cream-dark);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.menu-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.menu-card-category {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--green-dark);
  color: var(--gold-light);
  font-size: 0.7rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 20px;
}

.menu-card-body {
  padding: 22px 24px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.menu-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--green-dark);
  margin-bottom: 7px;
  line-height: 1.25;
}

.menu-card-body p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.55;
  margin-bottom: 14px;
  flex: 1;
}

.menu-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.menu-card-price {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--terra);
  font-weight: 700;
}

.menu-card-price::before {
  content: '€';
  font-size: 0.9rem;
  margin-right: 2px;
}

.menu-card-btn {
  background: var(--green-dark);
  border: none;
  color: var(--white);
  padding: 9px 18px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}
.menu-card-btn::after { content: '→'; }
.menu-card-btn:hover {
  background: var(--green-light);
  transform: translateX(2px);
}

/* ── Back ── */
.card-back {
  background: linear-gradient(155deg, var(--green-dark) 0%, #163828 60%, #0d2218 100%);
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  padding: 26px 24px 22px;
  color: var(--white);
}

.card-back-cat {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gold-light);
  display: block;
  margin-bottom: 8px;
}

.card-back-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 4px;
}

.card-back-price {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--gold-light);
  font-weight: 700;
  margin-bottom: 12px;
}

.card-back-desc {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.55;
  flex: 1;
  overflow: hidden;
}

.card-back-ingredients {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.74rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.45;
}
.card-back-ingredients strong {
  color: var(--gold-pale);
  font-size: 0.68rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 3px;
}

.card-back-chef {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--gold-pale);
  font-style: italic;
  line-height: 1.4;
}
.card-back-chef::before {
  content: '👨‍🍳 ';
}

.card-back-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  align-items: center;
}

.card-flip-back {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.8);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.25s;
  white-space: nowrap;
}
.card-flip-back:hover { background: rgba(255,255,255,0.18); }

.card-book-btn {
  flex: 1;
  background: var(--gold);
  color: var(--green-dark);
  border: none;
  padding: 9px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s;
}
.card-book-btn:hover { background: var(--gold-light); }

.menu-preview-cta {
  text-align: center;
  margin-top: 56px;
}

/* ============================================
   ФУТЕР
   ============================================ */
.footer {
  background: linear-gradient(105deg, var(--green-dark) 0%, var(--green-mid) 60%, #2a4a36 100%);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand img {
  height: 50px;
  width: auto;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 260px;
}

.footer-col h4 {
  font-family: var(--font-serif);
  color: var(--gold-light);
  font-size: 1rem;
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--gold-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
}

.footer-bottom a { color: var(--gold-light); }

/* ============================================
   КНОПКА НАВЕРХ
   ============================================ */
.btn-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--gold);
  color: var(--green-dark);
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-top.visible {
  opacity: 1;
  pointer-events: all;
}

.btn-top:hover {
  transform: translateY(-3px);
}

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

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }

  .hero-content { margin-left: 0; }
  .hero h1 { font-size: 2.4rem; }

  .about-intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-intro-image { order: -1; }
  .about-intro-image img { height: 300px; }

  .advantages-grid { grid-template-columns: 1fr 1fr; gap: 20px; }

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

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .advantages-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-secondary { text-align: center; }
  .about-intro-stats { grid-template-columns: 1fr 1fr; }
}