/* ============================================
   APP CONTAINER
   ============================================ */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.app-main {
    flex: 1;
    margin-top: var(--header-height);
    padding: var(--space-xl);
    max-width: var(--content-max-width);
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

/* ============================================
   HEADER (Desktop)
   ============================================ */
.bc-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    z-index: var(--z-sticky);
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    padding: 0 var(--space-xl);
}

.bc-header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 800;
    font-size: var(--font-xl);
    letter-spacing: -0.5px;
    color: var(--text);
    text-decoration: none;
}

.bc-header-logo img,
.bc-header-logo i {
    width: 28px;
    height: 28px;
    font-size: 28px;
    color: var(--success);
}

/* ============================================
   DESKTOP NAVIGATION
   ============================================ */
.bc-topbar-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
}

.bc-nav-item {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-size: var(--font-base);
    font-weight: var(--font-medium);
    border-radius: var(--radius);
    transition: var(--transition-fast);
    text-decoration: none;
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.bc-nav-item.active {
    color: var(--success);
    background: var(--success-light);
}

.bc-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 25%;
    right: 25%;
    height: 2px;
    background: var(--success);
    border-radius: 2px 2px 0 0;
}

.bc-nav-item--accent {
    color: var(--success);
    font-weight: var(--font-semibold);
}

.bc-nav-item--accent:hover {
    background: var(--success-light);
    color: var(--success);
}

.bc-nav-item--accent.active {
    color: var(--success);
    background: var(--success-light);
}

.bc-nav-item--accent.active::after {
    background: var(--success);
}

/* Nav badge */
.bc-nav-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ef4444;
    color: #ffffff;
    font-size: 10px;
    font-weight: var(--font-semibold);
    min-width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   HEADER USER MENU
   ============================================ */
.bc-header-user {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-sm);
}

.bc-nav-settings,
.bc-nav-admin {
    width: 36px;
    height: 36px;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.2s ease;
}

.bc-nav-settings {
    color: var(--text-secondary);
    background: transparent;
}

.bc-nav-settings:hover,
.bc-nav-settings.active {
    color: var(--success);
    background: var(--success-light);
}

.bc-nav-admin {
    color: var(--text-secondary);
    background: transparent;
}

.bc-nav-admin:hover,
.bc-nav-admin.active {
    color: var(--text);
    background: var(--surface-hover);
}

.bc-user-dropdown {
    position: relative;
}

.bc-user-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    z-index: var(--z-dropdown);
    padding: var(--space-sm) 0;
}

.bc-user-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-lg);
    color: var(--text);
    text-decoration: none;
    font-size: var(--font-base);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.bc-user-dropdown-item:hover {
    background: var(--surface-hover);
}

.bc-user-dropdown-item.danger {
    color: var(--danger);
}

.bc-user-dropdown-item.danger:hover {
    background: var(--danger-light);
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
}

.page-title {
    font-size: var(--font-2xl);
    font-weight: var(--font-bold);
}

.page-subtitle {
    font-size: var(--font-md);
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}