/* css/layout.css */
@import url('variables.css');

.app-container {
    display: flex;
    min-height: 100vh;
    width: 100vw;
}

/* Sidebar Navigation */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.sidebar-header {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    box-shadow: var(--shadow-cyan-glow);
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
}

.sidebar-menu {
    list-style: none;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
    overflow-y: auto;
}

.menu-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.menu-item a:hover {
    background-color: rgba(99, 102, 241, 0.05);
    color: var(--color-primary);
}

.menu-item.active a {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: #ffffff !important;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.menu-item.active a svg {
    stroke: #ffffff !important;
}

.menu-item svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.menu-item a:hover svg {
    transform: translateX(2px);
}

.sidebar-footer {
    padding: 20px;
    font-size: 0.75rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

/* Main Content Area */
.main-content {
    margin-left: var(--sidebar-width);
    flex-grow: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: calc(100% - var(--sidebar-width));
}

.top-bar {
    height: 70px;
    background-color: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 90;
}

.page-title h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.user-status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--color-success);
}

/* View/Tab Container */
.view-container {
    padding: 40px;
    flex-grow: 1;
    position: relative;
}

.app-view {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.app-view.active {
    display: block;
    opacity: 1;
    animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Grid Utilities */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.asymmetric-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

@media (max-width: 1024px) {
    .split-grid, .asymmetric-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }
    .sidebar .brand-name, .sidebar .sidebar-footer, .sidebar .menu-text {
        display: none;
    }
    .main-content {
        margin-left: 70px;
        width: calc(100% - 70px);
    }
    .top-bar {
        padding: 0 20px;
    }
}