/* Responsive Styles */

/* Desktop Large (1440px+) */
@media (min-width: 1440px) {
    .page-content {
        max-width: 1400px;
        margin: 0 auto;
    }
}

/* Desktop (1024px - 1439px) */
@media (max-width: 1439px) {
    .page-content {
        padding: var(--spacing-lg);
    }
}

/* Tablet (768px - 1023px) */
@media (max-width: 1023px) {
    .sidebar {
        width: var(--sidebar-collapsed-width);
    }

    .sidebar .logo-text,
    .sidebar .nav-text {
        display: none;
    }

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

    .sidebar.expanded {
        width: var(--sidebar-width);
    }

    .sidebar.expanded .logo-text,
    .sidebar.expanded .nav-text {
        display: block;
    }

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

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

/* Mobile (320px - 767px) */
@media (max-width: 767px) {
    :root {
        --header-height: 56px;
        --sidebar-width: 280px;
    }

    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
        transition: transform var(--transition-normal);
    }

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

    .sidebar .logo-text,
    .sidebar .nav-text {
        display: block;
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: calc(var(--z-sticky) - 1);
    }

    .sidebar.open + .sidebar-overlay {
        display: block;
    }

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

    .mobile-menu-btn {
        display: block;
    }

    .header {
        padding: 0 var(--spacing-md);
    }

    .header-title h1 {
        font-size: var(--font-size-lg);
    }

    .header-actions {
        gap: var(--spacing-sm);
    }

    .btn-icon span {
        display: none;
    }

    .page-content {
        padding: var(--spacing-md);
    }

    /* Auth */
    .auth-container {
        padding: var(--spacing-md);
    }

    .auth-form {
        padding: var(--spacing-lg);
    }

    /* Modal */
    .modal-container {
        padding: var(--spacing-md);
        align-items: flex-end;
    }

    .modal {
        max-height: 85vh;
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
    }

    /* Toast */
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: var(--spacing-md);
    }

    .toast {
        min-width: auto;
        width: 100%;
    }

    /* Grid layouts */
    .dashboard-grid,
    .stats-grid,
    .goals-grid,
    .tasks-grid {
        grid-template-columns: 1fr;
    }

    /* Cards */
    .card {
        padding: var(--spacing-md);
    }

    /* Forms */
    .form-row {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    /* Tables */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Progress bars */
    .progress-bar-label {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    /* Goal/Task cards */
    .goal-card-actions,
    .task-card-actions {
        flex-wrap: wrap;
    }

    /* Calendar */
    .calendar-grid {
        font-size: var(--font-size-sm);
    }

    .calendar-day {
        min-height: 60px;
        padding: var(--spacing-xs);
    }

    /* Timeframe tabs */
    .timeframe-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: var(--spacing-sm);
    }

    .timeframe-tab {
        white-space: nowrap;
        flex-shrink: 0;
    }
}

/* Small Mobile (320px - 374px) */
@media (max-width: 374px) {
    :root {
        --font-size-base: 0.875rem;
    }

    .auth-logo {
        font-size: 2.5rem;
    }

    .auth-header h1 {
        font-size: var(--font-size-xl);
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
}

/* Touch Device Enhancements */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .nav-item,
    .card,
    .task-item,
    .goal-item {
        min-height: 44px;
    }

    .checkbox-label {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    /* Larger tap targets */
    .icon-btn {
        min-width: 44px;
        min-height: 44px;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border-light: var(--text-primary);
        --border-medium: var(--text-primary);
    }

    .btn {
        border-width: 2px;
    }

    .card {
        border-width: 2px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .header,
    .mobile-menu-btn,
    .btn,
    .modal-container,
    .toast-container {
        display: none !important;
    }

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

    .page-content {
        padding: 0;
    }

    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }

    body {
        background: white;
        color: black;
    }

    a {
        color: black;
        text-decoration: underline;
    }
}

/* Landscape orientation adjustments for mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .auth-container {
        padding: var(--spacing-sm);
    }

    .auth-form {
        padding: var(--spacing-md);
        max-width: 500px;
    }

    .modal {
        max-height: 95vh;
    }

    .modal-body {
        max-height: 50vh;
    }
}

/* Safe area insets for notched devices */
@supports (padding: max(0px)) {
    .sidebar {
        padding-left: max(var(--spacing-lg), env(safe-area-inset-left));
    }

    .main-content {
        padding-right: max(0px, env(safe-area-inset-right));
    }

    .header {
        padding-left: max(var(--spacing-lg), env(safe-area-inset-left));
        padding-right: max(var(--spacing-lg), env(safe-area-inset-right));
    }

    .toast-container {
        bottom: max(var(--spacing-lg), env(safe-area-inset-bottom));
        right: max(var(--spacing-lg), env(safe-area-inset-right));
    }
}