/* ============================================
   Layout: шапка, сайдбар, основная сетка
   ============================================ */

/* --- Общая сетка --- */
.app-layout {
  display: grid;
  grid-template-rows: var(--header-height) 1fr;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-areas:
    "header  header"
    "sidebar content";
  height: 100vh;
  overflow: hidden;
}

/* --- Шапка --- */
.header {
  grid-area: header;
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-lg);
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  z-index: 100;
  height: var(--header-height);
}

.header__logo-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--color-text);
  transition: opacity var(--transition-fast);
}

.header__logo-link:hover {
  opacity: 0.85;
  color: var(--color-text);
}

.header__logo {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.header__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.header__title-accent {
  color: var(--color-primary);
}

/* --- Профиль пользователя в шапке --- */
.header__profile {
  margin-left: auto; /* Прижать к правому краю */
}

.user-profile {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

.user-profile:hover {
  box-shadow: var(--shadow-md);
}

.user-profile__info {
  display: flex;
  flex-direction: column;
  text-align: right;
  line-height: normal;
}

.user-profile__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.user-profile__role {
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-logout {
  background: none;
  border: none;
  padding: var(--spacing-xs);
  color: var(--color-error);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-logout:hover {
  background-color: var(--color-error-bg);
  color: var(--color-error);
}

/* --- Сайдбар --- */
.sidebar {
  grid-area: sidebar;
  background-color: var(--color-bg);
  border-right: 1px solid var(--color-border-light);
  padding: var(--spacing-lg) 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidebar__spacer {
  flex: 1;
}

.sidebar__title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: 0 var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.sidebar__nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: 0 var(--spacing-sm);
}

.sidebar__nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
  user-select: none;
  border: 2px solid transparent;
}

.sidebar__nav-item:hover {
  background-color: var(--color-surface);
  color: var(--color-text);
}

.sidebar__nav-item--active {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  border-color: var(--color-primary);
}

.sidebar__nav-item--active:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.sidebar__nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar__nav-item--active .sidebar__nav-icon {
  opacity: 1;
}

/* --- Контент --- */
.content {
  grid-area: content;
  padding: var(--spacing-2xl);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  overflow-y: auto;
  position: relative;
  background-color: var(--color-surface);
  background-image:
    radial-gradient(ellipse 700px 500px at 5% 15%, rgba(99, 102, 241, 0.12), transparent 70%),
    radial-gradient(ellipse 600px 600px at 95% 85%, rgba(14, 165, 233, 0.10), transparent 70%),
    radial-gradient(ellipse 500px 400px at 50% 50%, rgba(168, 85, 247, 0.06), transparent 70%);
  background-size: 200% 200%;
  animation: bgDrift 60s ease-in-out infinite alternate;
  transition: background-color 0.4s ease;
}

@keyframes bgDrift {
  0%   { background-position: 0% 0%; }
  50%  { background-position: 60% 40%; }
  100% { background-position: 20% 80%; }
}

.content::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle 1px at center, rgba(0,0,0,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: 0;
}

[data-theme="dark"] .content::before {
  background-image:
    radial-gradient(circle 1px at center, rgba(255,255,255,0.03) 1px, transparent 1px);
}

.content__wrapper {
  width: 100%;
  max-width: 640px;
  position: relative;
  z-index: 1;
}

/* БД-вьюшки — на всю ширину */
.content__wrapper:has(.db-view) {
  max-width: 100%;
}

/* Админ-панель — шире стандартного */
.content__wrapper:has(.admin-users) {
  max-width: 900px;
}