/* ===== DASHBOARD LAYOUT ===== */

/* Dashboard Container */
.dashboard {
    display: grid;
    grid-template-areas: 
        "header header"
        "sidebar main";
    grid-template-columns: 280px 1fr;
    grid-template-rows: 70px 1fr;
    height: 100vh;
    background-color: var(--light-gray);
}

/* Dashboard Header */
.dashboard-header {
    grid-area: header;
    background: var(--white);
    border-bottom: 1px solid #e9ecef;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    z-index: var(--z-sticky);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.header-logo i {
    font-size: var(--font-size-2xl);
    color: var(--secondary-color);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-nav-item {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    color: var(--dark-gray);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.header-nav-item:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

.header-nav-item.active {
    background-color: var(--secondary-color);
    color: var(--white);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-search {
    position: relative;
    display: flex;
    align-items: center;
}

.header-search input {
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: 2.5rem;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius-lg);
    background-color: var(--light-gray);
    font-size: var(--font-size-sm);
    width: 250px;
    transition: all var(--transition-fast);
}

.header-search input:focus {
    outline: none;
    border-color: var(--secondary-color);
    background-color: var(--white);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.header-search i {
    position: absolute;
    left: var(--spacing-md);
    color: var(--gray);
    font-size: var(--font-size-sm);
}

.header-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.header-user:hover {
    background-color: var(--light-gray);
}

.user-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.user-name {
    font-weight: 600;
    color: var(--primary-color);
    font-size: var(--font-size-sm);
}

.user-role {
    color: var(--gray);
    font-size: var(--font-size-xs);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-action-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: none;
    border-radius: var(--border-radius-md);
    color: var(--gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.header-action-btn:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

.header-action-btn .badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--accent-color);
    color: var(--white);
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: var(--font-size-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

/* Dashboard Sidebar */
.dashboard-sidebar {
    grid-area: sidebar;
    background: var(--white);
    border-right: 1px solid #e9ecef;
    overflow-y: auto;
    z-index: var(--z-sticky);
}

.sidebar-content {
    padding: var(--spacing-lg) 0;
}

.sidebar-section {
    margin-bottom: var(--spacing-xl);
}

.sidebar-section-title {
    padding: 0 var(--spacing-lg) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu-item {
    margin: 0;
}

.sidebar-menu-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--dark-gray);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
    font-size: var(--font-size-sm);
}

.sidebar-menu-link:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
    border-left-color: var(--secondary-color);
}

.sidebar-menu-link.active {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--secondary-color);
    border-left-color: var(--secondary-color);
    font-weight: 600;
}

.sidebar-menu-link i {
    width: 20px;
    text-align: center;
    font-size: var(--font-size-lg);
}

.sidebar-menu-link .menu-badge {
    margin-left: auto;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 2px 6px;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* Main Content Area */
.main-content {
    grid-area: main;
    padding: var(--spacing-xl);
    overflow-y: auto;
    background-color: var(--light-gray);
}

.content-header {
    margin-bottom: var(--spacing-xl);
}

.content-title {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.content-subtitle {
    color: var(--gray);
    font-size: var(--font-size-lg);
}

.content-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    gap: var(--spacing-lg);
}

.content-actions-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.content-actions-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    transition: background-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background-color: var(--light-gray);
}

/* ===== RESPONSIVE DESIGN ===== */

/* Tablet */
@media (max-width: 1024px) {
    .dashboard {
        grid-template-columns: 240px 1fr;
    }
    
    .header-search input {
        width: 200px;
    }
    
    .main-content {
        padding: var(--spacing-lg);
    }
}

/* Mobile */
@media (max-width: 768px) {
    .dashboard {
        grid-template-areas: 
            "header"
            "main";
        grid-template-columns: 1fr;
        grid-template-rows: 70px 1fr;
    }
    
    .dashboard-sidebar {
        position: fixed;
        top: 70px;
        left: -280px;
        width: 280px;
        height: calc(100vh - 70px);
        transition: left var(--transition-normal);
        z-index: var(--z-modal);
    }
    
    .dashboard-sidebar.open {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .header-left {
        gap: var(--spacing-md);
    }
    
    .header-search {
        display: none;
    }
    
    .header-user .user-info {
        display: none;
    }
    
    .main-content {
        padding: var(--spacing-md);
    }
    
    .content-actions {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .content-actions-left,
    .content-actions-right {
        justify-content: center;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .dashboard-header {
        padding: 0 var(--spacing-md);
    }
    
    .header-logo span {
        display: none;
    }
    
    .header-actions {
        gap: var(--spacing-xs);
    }
    
    .header-action-btn {
        width: 35px;
        height: 35px;
    }
    
    .main-content {
        padding: var(--spacing-sm);
    }
    
    .content-title {
        font-size: var(--font-size-2xl);
    }
}

/* ===== SIDEBAR OVERLAY FOR MOBILE ===== */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.sidebar-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* ===== SCROLLBAR STYLING ===== */
.dashboard-sidebar::-webkit-scrollbar,
.main-content::-webkit-scrollbar {
    width: 6px;
}

.dashboard-sidebar::-webkit-scrollbar-track,
.main-content::-webkit-scrollbar-track {
    background: transparent;
}

.dashboard-sidebar::-webkit-scrollbar-thumb,
.main-content::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.dashboard-sidebar::-webkit-scrollbar-thumb:hover,
.main-content::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 0.3);
}

/* ===== PRINT LAYOUT ===== */
@media print {
    .dashboard {
        grid-template-areas: 
            "header"
            "main";
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }
    
    .dashboard-sidebar {
        display: none;
    }
    
    .dashboard-header {
        border-bottom: 2px solid var(--black);
    }
    
    .main-content {
        padding: 0;
    }
}