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

:root {
  --parchment: #f4e8c1;
  --parchment-dark: #d4c49a;
  --bronze: #8b6914;
  --bronze-light: #c9a84c;
  --bronze-glow: #e8c547;
  --ink: #2c1810;
  --ink-light: #5a3d2b;
  --ink-faded: #8b7355;
  --seal-red: #8b2500;
  --ocean-blue: #1a3a4a;
  --ocean-deep: #0d1f2d;
  --gold-leaf: #daa520;
  --text: #3a2a1a;
  --text-light: #6b5a4a;
  --bg: #e8dcc8;
  --bg-card: #f0e4cc;
  --shadow: 0 4px 20px rgba(44, 24, 16, 0.15);
}

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--bg);
  background-image:
    url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100' height='100' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E"),
    linear-gradient(180deg, #e8dcc8 0%, #ddd0b8 50%, #d4c49a 100%);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

::selection {
  background: rgba(139, 105, 20, 0.3);
  color: var(--ink);
}

nav {
  background: linear-gradient(180deg, var(--ocean-deep), var(--ocean-blue));
  padding: 18px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  border-bottom: 3px solid var(--bronze);
}

nav .logo {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--bronze-light);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-shadow: 0 2px 8px rgba(201, 168, 76, 0.4);
  font-family: 'Georgia', serif;
}

nav .logo .age18 {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: 1px;
  background: var(--seal-red);
  color: var(--parchment);
  padding: 3px 8px;
  border-radius: 4px;
  margin-left: 10px;
  vertical-align: middle;
  border: 1px solid rgba(218, 165, 32, 0.5);
  text-transform: uppercase;
}

.age18-strip {
  text-align: center;
  background: linear-gradient(90deg, rgba(139, 37, 0, 0.15), rgba(218, 165, 32, 0.1));
  border-bottom: 1px solid var(--bronze);
  padding: 10px 20px;
  font-size: .95rem;
  color: var(--ink-light);
}

.age18-strip strong {
  color: var(--seal-red);
}

.age18-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 auto 20px;
  padding: 10px 22px;
  border-radius: 4px;
  background: var(--bg-card);
  border: 2px solid var(--bronze);
  color: var(--ink);
  font-weight: 700;
  font-size: 1rem;
  width: fit-content;
}

.age18-badge .age18-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--seal-red);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--parchment);
  border: 2px solid var(--bronze);
}

nav .nav-links {
  list-style: none;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav .nav-links a {
  color: var(--parchment-dark);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 4px;
  transition: .3s;
  font-size: .92rem;
  border: 1px solid transparent;
}

nav .nav-links a:hover,
nav .nav-links a.active {
  background: rgba(201, 168, 76, 0.2);
  color: var(--bronze-glow);
  border-color: var(--bronze);
}

nav .nav-toggle {
  display: none;
}

nav .nav-toggle-label {
  display: none;
}

nav .nav-links .to-menu a {
  color: var(--gold-leaf);
  border: 1px solid var(--gold-leaf);
  background: rgba(218, 165, 32, 0.1);
}

nav .nav-links .to-menu a:hover {
  background: var(--gold-leaf);
  color: var(--ocean-deep);
}

.hero {
  text-align: center;
  padding: 80px 20px 60px;
  background:
    radial-gradient(ellipse at center, rgba(139, 105, 20, 0.12) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--parchment-dark) 100%);
  border-bottom: 4px double var(--bronze);
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(218, 165, 32, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(139, 37, 0, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 16px;
  color: var(--ink);
  font-family: 'Georgia', serif;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: relative;
}

.hero p {
  font-size: 1.15rem;
  color: var(--ink-light);
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.hero::after {
  content: '⚓';
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 2rem;
  opacity: 0.2;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  padding: 40px;
  max-width: 1300px;
  margin: 0 auto;
}

.card {
  background: var(--bg-card);
  border: 2px solid var(--parchment-dark);
  border-radius: 4px;
  overflow: hidden;
  transition: .35s;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bronze), var(--gold-leaf), var(--bronze));
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(44, 24, 16, 0.25);
  border-color: var(--bronze);
}

.card-icon {
  font-size: 3.5rem;
  text-align: center;
  padding: 30px 0 10px;
}

.card h3 {
  text-align: center;
  color: var(--ink);
  font-size: 1.3rem;
  padding: 10px 20px;
  font-family: 'Georgia', serif;
}

.card p {
  padding: 0 20px 24px;
  color: var(--text-light);
  font-size: .95rem;
  text-align: center;
}

.page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 50px 30px 80px;
}

.page h1 {
  font-size: 2.4rem;
  margin-bottom: 10px;
  padding-bottom: 12px;
  color: var(--ink);
  font-family: 'Georgia', serif;
  border-bottom: 3px double var(--bronze);
}

.page .subtitle {
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 30px;
}

.page h2 {
  font-size: 1.5rem;
  margin: 30px 0 12px;
  color: var(--bronze);
  font-family: 'Georgia', serif;
}

.page h3 {
  color: var(--seal-red);
  font-size: 1.15rem;
  margin: 20px 0 8px;
}

.page p, .page li {
  color: var(--text-light);
  font-size: 1rem;
}

.page ul, .page ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.page li {
  margin-bottom: 6px;
}

.page li::marker {
  color: var(--bronze);
}

.page strong {
  color: var(--ink);
}

.page table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  border: 2px solid var(--bronze);
}

.page th, .page td {
  border: 1px solid var(--parchment-dark);
  padding: 10px 14px;
  text-align: left;
}

.page th {
  background: var(--ocean-deep);
  color: var(--parchment);
}

.page td {
  background: var(--bg-card);
}

.tip, .warning, .note {
  border-radius: 4px;
  padding: 16px 20px;
  margin: 20px 0;
  border: 1px solid;
}

.tip {
  background: rgba(139, 105, 20, 0.08);
  border-color: var(--bronze);
}

.tip::before {
  content: 'Совет: ';
  font-weight: 700;
  color: var(--bronze);
}

.warning {
  background: rgba(139, 37, 0, 0.08);
  border-color: var(--seal-red);
}

.warning::before {
  content: 'Внимание: ';
  font-weight: 700;
  color: var(--seal-red);
}

.note {
  background: rgba(218, 165, 32, 0.08);
  border-color: var(--gold-leaf);
}

.note::before {
  content: 'Примечание: ';
  font-weight: 700;
  color: var(--gold-leaf);
}

.bottles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}

.bottles-bg .bottle {
  position: absolute;
  top: -12%;
  line-height: 1;
  user-select: none;
  will-change: transform;
  animation: bottleFall linear infinite;
  opacity: .25;
}

@keyframes bottleFall {
  0% {
    transform: translateY(-12vh) rotate(0deg);
  }
  100% {
    transform: translateY(115vh) rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .bottles-bg .bottle,
  body {
    animation: none;
  }

  .bottles-bg .bottle {
    display: none;
  }
}

footer {
  text-align: center;
  padding: 30px;
  color: var(--ink-faded);
  border-top: 3px double var(--bronze);
  font-size: .85rem;
  background: var(--parchment-dark);
}

.back-link {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--bronze);
  text-decoration: none;
  font-weight: 600;
}

.back-link:hover {
  text-decoration: underline;
  color: var(--seal-red);
}

.footer-menu-link {
  color: var(--seal-red);
  text-decoration: none;
  font-weight: 600;
}

.footer-menu-link:hover {
  text-decoration: underline;
  color: var(--bronze);
}

@media (max-width: 768px) {
  nav {
    flex-wrap: wrap;
    padding: 12px 16px;
  }

  nav .nav-toggle-label {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 9px;
    cursor: pointer;
    margin-left: auto;
  }

  nav .nav-toggle-label span {
    display: block;
    height: 3px;
    border-radius: 3px;
    transition: .3s;
    background: var(--bronze-light);
  }

  nav .nav-toggle:checked ~ .nav-toggle-label span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  nav .nav-toggle:checked ~ .nav-toggle-label span:nth-child(2) {
    opacity: 0;
  }

  nav .nav-toggle:checked ~ .nav-toggle-label span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  nav .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 6px;
    margin-top: 6px;
  }

  nav .nav-toggle:checked ~ .nav-links {
    display: flex;
  }

  nav .nav-links li {
    width: 100%;
  }

  nav .nav-links a {
    display: block;
    text-align: center;
    padding: 12px 14px;
  }

  .hero {
    padding: 50px 16px 40px;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .cards {
    padding: 20px 16px;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
  }

  .card-icon {
    font-size: 2.4rem;
    padding: 20px 0 6px;
  }

  .card h3 {
    font-size: 1.05rem;
    padding: 8px 12px;
  }

  .card p {
    font-size: .85rem;
    padding: 0 12px 18px;
  }

  .page {
    padding: 24px 14px 50px;
  }

  .page h1 {
    font-size: 1.6rem;
  }

  .page h2 {
    font-size: 1.2rem;
  }

  .page h3 {
    font-size: 1.05rem;
  }

  .page table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
}