/* ============================================
   ОМСКИЙ ПУТЕВОДИТЕЛЬ — ШАПКА (ИСПРАВЛЕННАЯ)
   ============================================ */

/* ---- Базовые стили ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 72px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow);
  height: 64px;
}

/* Оверлей — ВЫНОСИМ ЗА ПРЕДЕЛЫ ШАПКИ */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(30, 30, 30, 0.4);
  backdrop-filter: blur(6px);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.is-visible,
.nav-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

/* ---- Контейнер ---- */
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  position: relative;
}

/* ---- Логотип ---- */
.site-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
  line-height: 1;
  flex-shrink: 0;
  transition: var(--transition);
}

.site-title span {
  color: var(--primary);
  font-weight: 800;
}

.site-title:hover {
  opacity: 0.85;
}

/* ---- Поиск в шапке ---- */
.header-search {
  position: relative;
  flex: 1 1 180px;
  max-width: 280px;
  min-width: 0;
  margin: 0 0.5rem;
}

.header-search-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 40px;
  padding: 0 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9999px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.header-search-wrap:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
  background: var(--surface);
}

.header-search-icon {
  flex-shrink: 0;
  color: var(--muted);
}

.header-search-input {
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 0.875rem;
  outline: none;
  font-family: inherit;
  padding: 0;
}

.header-search-input::placeholder {
  color: var(--muted);
}

.header-search-suggestions {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  min-width: 320px;
  max-width: 420px;
  z-index: 1200;
}

@media (max-width: 1200px) {
  .header-search {
    max-width: 200px;
  }
}

@media (max-width: 1024px) {
  .header-search {
    flex: 1 1 auto;
    max-width: none;
    margin: 0 0.35rem 0 auto;
    order: 0;
  }

  .header-search-suggestions {
    left: auto;
    right: 0;
    min-width: min(360px, calc(100vw - 2rem));
  }
}

@media (max-width: 480px) {
  .header-search {
    max-width: 9.5rem;
  }

  .header-search-input {
    font-size: 0.8125rem;
  }
}

/* ---- Навигация (десктоп) ---- */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1 1 auto;
  min-width: 0;
  justify-content: flex-end;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
  min-width: 0;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
  line-height: 1;
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 3px;
  left: 10px;
  right: 10px;
  height: 2px;
  border-radius: 1px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform 0.25s ease;
  transform-origin: center;
}

.nav-link:hover {
  color: var(--text);
  background: var(--bg);
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}

.nav-link.active::after {
  transform: scaleX(1);
  background: var(--primary);
}

/* ---- Выпадающее «Ещё» ---- */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  gap: 0.35rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font: inherit;
}

.nav-dropdown-chevron {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.nav-dropdown.is-open .nav-dropdown-chevron {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 11rem;
  padding: 0.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.nav-dropdown-menu[hidden] {
  display: none;
}

.nav-dropdown-item {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.nav-dropdown-item:hover {
  background: var(--bg);
  color: var(--text);
}

.nav-dropdown-item.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}

/* ---- Правый блок действий ---- */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  margin-left: auto;
}

.nav-auth-link {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
  transition: var(--transition);
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}

.nav-auth-link--login {
  color: var(--text);
  border-color: var(--border);
}

.nav-auth-link--login:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.nav-auth-link--register {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

.nav-auth-link--register:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.nav-auth-link--user {
  color: var(--primary);
  max-width: 7rem;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-auth-link--logout {
  color: var(--muted);
  border-color: var(--border);
}

.nav-auth-link--logout:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-soft);
}

.nav-logout-form {
  margin: 0;
  display: inline-flex;
}

@media (max-width: 1200px) {
  .site-title {
    font-size: 1.1rem;
  }

  .nav-link {
    padding: 0.5rem 0.55rem;
    font-size: 0.8125rem;
  }

  .nav-auth-link--register {
    display: none;
  }
}

/* ---- Кнопка бургера ---- */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  padding: 0;
  position: relative;
  z-index: 1002;
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--bg);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
  position: absolute;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle .icon-menu {
  opacity: 1;
  transform: rotate(0deg);
}

.nav-toggle .icon-close {
  opacity: 0;
  transform: rotate(-90deg);
}

.nav-toggle[aria-expanded="true"] .icon-menu {
  opacity: 0;
  transform: rotate(90deg);
}

.nav-toggle[aria-expanded="true"] .icon-close {
  opacity: 1;
  transform: rotate(0deg);
}

/* ---- Панель мобильного меню — ВЫНОСИМ ЗА ПРЕДЕЛЫ ШАПКИ ---- */
.nav-panel-head {
  display: none;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  align-items: center;
  justify-content: space-between;
}

.nav-panel-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.nav-panel-title span {
  color: var(--primary);
  font-weight: 800;
}

.nav-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}

.nav-close:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

.nav-close svg {
  width: 22px;
  height: 22px;
}

/* ---- Контроли доступности ---- */
.accessibility-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 0.5rem;
  padding-left: 0.75rem;
  border-left: 1px solid var(--border);
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.theme-toggle .icon-dark {
  position: absolute;
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle .icon-light {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

body.dark-theme .theme-toggle .icon-light {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

body.dark-theme .theme-toggle .icon-dark {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.font-size-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
  font-family: inherit;
}

.font-size-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.font-size-btn[data-size="increase"] {
  font-size: 0.875rem;
}

/* ---- Авторизация ---- */
.nav-links>a[href*="login"],
.nav-links>a[href*="register"],
.nav-links>a[href*="profile"],
.nav-links>form+a {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  line-height: 1;
}

.nav-links>a[href*="login"] {
  color: var(--text);
  border: 1px solid var(--border);
  background: transparent;
}

.nav-links>a[href*="login"]:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.nav-links>a[href*="register"] {
  color: #fff;
  background: var(--primary);
  border: 1px solid var(--primary);
}

.nav-links>a[href*="register"]:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(179, 78, 58, 0.25);
}

.nav-links>a[href*="profile"] {
  color: var(--primary);
  font-weight: 600;
}

.nav-links>a[href*="profile"]:hover {
  background: var(--primary-soft);
}

/* ============================================
   МОБИЛЬНАЯ АДАПТИВНОСТЬ
   ============================================ */

@media (max-width: 1024px) {
  .site-nav {
    /* КЛЮЧЕВОЕ ИЗМЕНЕНИЕ: position: fixed вместо relative */
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 360px;
    background: var(--surface);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 0;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    /* z-index ВЫШЕ шапки */
    z-index: 1001;
    overflow-y: auto;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.1);
    gap: 0;
    /* Убираем влияние шапки */
    height: 100vh;
    height: 100dvh;
  }

  .site-nav[aria-hidden="false"],
  .site-nav.is-open {
    transform: translateX(0);
  }

  .nav-panel-head {
    display: flex;
    /* Фиксируем шапку панели */
    position: sticky;
    top: 0;
    background: var(--surface);
    z-index: 2;
  }

  .nav-links {
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    align-items: stretch;
  }

  .nav-link {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: var(--radius-sm);
    justify-content: space-between;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link.active {
    background: var(--primary-soft);
    border-left: 3px solid var(--primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  }

  /* «Ещё» на мобиле — обычный список */
  .nav-dropdown {
    display: contents;
  }

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

  .nav-dropdown-menu {
    position: static;
    transform: none;
    left: auto;
    top: auto;
    min-width: 0;
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
    border-radius: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .nav-dropdown-menu[hidden] {
    display: flex !important;
  }

  .nav-dropdown-item {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: var(--radius-sm);
  }

  .nav-dropdown-item.active {
    background: var(--primary-soft);
    border-left: 3px solid var(--primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  }

  .nav-actions {
    flex-direction: column;
    align-items: stretch;
    margin: 0;
    padding: 0 16px 16px;
    gap: 8px;
  }

  .nav-auth-link {
    justify-content: center;
    padding: 12px 16px;
    font-size: 0.95rem;
  }

  .nav-auth-link--register {
    display: inline-flex;
  }

  .nav-auth-link--user {
    max-width: none;
  }

  .accessibility-controls {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    padding: 16px;
    justify-content: center;
    gap: 12px;
    border-top: 1px solid var(--border);
    margin-top: auto;
    /* Фиксируем внизу */
    position: sticky;
    bottom: 0;
    background: var(--surface);
  }

  .nav-links>a[href*="login"],
  .nav-links>a[href*="register"] {
    text-align: center;
    padding: 12px 16px;
    margin-top: 8px;
  }

  .nav-links>a[href*="login"] {
    margin-top: 16px;
  }

  .nav-links>a[href*="profile"],
  .nav-links>form+a {
    padding: 14px 16px;
    text-align: center;
    border-radius: var(--radius-sm);
  }

  .nav-links>a[href*="profile"]:hover {
    background: var(--primary-soft);
  }

  .nav-links>form+a {
    color: var(--muted);
  }

  .nav-links>form+a:hover {
    color: var(--primary);
    background: var(--primary-soft);
  }

  .nav-toggle {
    display: flex;
  }

  .site-title {
    font-size: 1.25rem;
  }

  .header-inner {
    padding: 0 16px;
  }
}

@media (max-width: 480px) {
  .site-header {
    height: 64px;
  }

  .site-header.scrolled {
    height: 56px;
  }

  .site-title {
    font-size: 1.125rem;
  }

  .header-inner {
    padding: 0 12px;
  }

  .site-nav {
    max-width: 100%;
  }

  .nav-panel-head {
    padding: 16px 20px;
  }

  .nav-links {
    padding: 12px;
  }

  .nav-link {
    padding: 12px 14px;
    font-size: 0.9375rem;
  }
}

/* ---- Отступ для контента под fixed-шапкой ---- */
body {
  padding-top: 72px;
}

@media (max-width: 480px) {
  body {
    padding-top: 64px;
  }

  .site-header {
    height: 64px;
  }
}

/* ---- Фокус-стили для доступности ---- */
.nav-toggle:focus-visible,
.nav-close:focus-visible,
.theme-toggle:focus-visible,
.font-size-btn:focus-visible,
.nav-link:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ---- Анимация скрытия шапки при скролле ---- */
.site-header.is-hidden {
  transform: translateY(-100%);
}

.site-header.is-hidden.scrolled {
  transform: translateY(-100%);
}