/* Mobile first - base styles are mobile-friendly */

/* Small devices (phones, < 768px) */
@media (max-width: 767px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .topbar-mobile-toggle {
        display: flex;
    }

    .topbar-user-name,
    .topbar-user-role {
        display: none;
    }

    .content {
        padding: 16px;
    }

    .page-header {
        flex-direction: column;
    }

    .page-actions {
        width: 100%;
    }

    .page-actions .btn {
        flex: 1;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .pipeline-board {
        grid-template-columns: 1fr;
        overflow-x: auto;
        display: flex;
        gap: 12px;
        padding-bottom: 12px;
        scroll-snap-type: x mandatory;
    }

    .pipeline-column {
        min-width: 280px;
        scroll-snap-align: start;
    }

    .notif-panel {
        width: 100%;
        right: -100%;
    }

    .auth-card {
        padding: 24px 20px;
    }

    .search-form {
        flex-direction: column;
        align-items: stretch;
    }

    .search-form-input {
        min-width: auto;
    }

    .search-large {
        flex-direction: column;
    }

    .tabs {
        overflow-x: auto;
        width: 100%;
    }

    .tab {
        white-space: nowrap;
    }

    .activity-item {
        flex-direction: column;
    }

    .activity-item-right {
        width: 100%;
        justify-content: flex-start;
    }

    .table {
        font-size: .8rem;
    }

    .table th,
    .table td {
        padding: 8px 10px;
    }
}

/* Medium devices (tablets, 768px - 1024px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .sidebar {
        width: 220px;
    }

    .main-content {
        margin-left: 220px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .pipeline-board {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Large devices (desktops, > 1024px) */
@media (min-width: 1024px) {
    .sidebar {
        width: var(--sidebar-width);
    }

    .main-content {
        margin-left: var(--sidebar-width);
    }

    .pipeline-board {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
}

/* Print styles */
@media print {
    .sidebar,
    .topbar,
    .page-actions,
    .btn,
    .form-actions,
    .pagination {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .content {
        padding: 0 !important;
    }

    .card {
        box-shadow: none !important;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
}

/* Dark mode support (future) */
@media (prefers-color-scheme: dark) {
    /* Placeholder for future dark mode */
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .btn,
    .card,
    .form-input {
        border-width: 2px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .nav-item,
    .btn,
    .topbar-btn,
    .table-link {
        min-height: 44px;
    }

    .form-input,
    select.form-input {
        font-size: 16px;
    }
}

/* Landscape phones */
@media (max-height: 480px) and (orientation: landscape) {
    .sidebar {
        overflow-y: auto;
    }

    .auth-page {
        align-items: flex-start;
        padding-top: 20px;
    }
}