* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --success-color: #22c55e;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --background-color: #f8fafc;
    --card-color: #ffffff;
    --text-color: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;

    /* Input sizing */
    --input-padding: 0.75rem;
    --input-max-width: 400px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    background-color: var(--card-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.navbar-links a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s;
}

.navbar-links a:hover,
.navbar-links a.active {
    color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.1);
}

/* Hamburger Button - Mobile First: shown by default */
.navbar-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger-line {
    width: 24px;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 2px;
    transition: 0.3s;
}

/* Mobile Navigation - Mobile First: dropdown by default */
.navbar-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--card-color);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.navbar-links--open {
    display: flex;
}

.navbar-links a,
.navbar-links button {
    width: 100%;
    text-align: left;
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
}

.navbar-links a:hover {
    background-color: var(--background-color);
}

.navbar-content {
    position: relative;
}

/* Desktop Navigation */
@media (min-width: 769px) {
    .navbar-toggle {
        display: none;
    }

    .navbar-links {
        display: flex;
        position: static;
        flex-direction: row;
        background-color: transparent;
        border-bottom: none;
        padding: 0;
        box-shadow: none;
        gap: 1rem;
        align-items: center;
    }

    .navbar-links a,
    .navbar-links button {
        width: auto;
        padding: 0.5rem 1rem;
    }

    .navbar-links a:hover {
        background-color: rgba(79, 70, 229, 0.1);
    }

    .navbar-content {
        position: static;
    }
}

/* Household Tabs - Mobile First */
.household-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
    background-color: var(--card-color);
    padding: 0 1rem;
    border-radius: 0.5rem 0.5rem 0 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.household-tabs::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.tab-link {
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    margin-bottom: -1px;
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.875rem;
}

.tab-link:hover {
    color: var(--text-color);
    background-color: var(--background-color);
}

.tab-link.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    font-weight: 500;
}

/* Desktop tabs */
@media (min-width: 769px) {
    .household-tabs {
        overflow-x: visible;
    }

    .tab-link {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* Cards */
.card {
    background-color: var(--card-color);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    touch-action: manipulation;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background-color: var(--background-color);
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: white;
}

/* Alerts */
.alert {
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

.alert-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
}

.alert-success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #16a34a;
}

/* Task list */
.task-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.task-item:last-child {
    border-bottom: none;
}

.task-checkbox {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 1rem;
    cursor: pointer;
}

.task-content {
    flex: 1;
}

.task-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.task-title {
    font-weight: 500;
}

.task-title-clickable {
    cursor: pointer;
    transition: color 0.15s ease;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.task-title-clickable:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.task-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.task-meta .household-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.task-meta .household-link:hover {
    text-decoration: underline;
}

.task-completed {
    text-decoration: line-through;
    opacity: 0.6;
}

/* Task badges */
.task-badge {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 0.25rem;
    margin-left: 0.5rem;
    vertical-align: middle;
}

.task-badge-review {
    background-color: rgba(234, 179, 8, 0.2);
    color: #b45309;
}

.task-badge-pending {
    background-color: rgba(234, 179, 8, 0.2);
    color: #b45309;
}

/* Task actions - Mobile First */
.task-item {
    flex-wrap: wrap;
}

.task-actions {
    width: 100%;
    justify-content: flex-end;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

/* Desktop task actions */
@media (min-width: 769px) {
    .task-item {
        flex-wrap: nowrap;
    }

    .task-actions {
        width: auto;
        margin-top: 0;
        padding-top: 0;
        border-top: none;
    }
}

/* Pending reviews */
.pending-review-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.pending-review-item:last-child {
    border-bottom: none;
}

.pending-review-content {
    flex: 1;
}

.pending-review-task {
    font-weight: 500;
}

.pending-review-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.pending-review-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
    border: none;
}

.btn-success:hover:not(:disabled) {
    background-color: #16a34a;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    border: none;
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
}

/* Points display */
.points-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    background-color: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.875rem;
}

/* Leaderboard */
.leaderboard-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.leaderboard-rank {
    font-size: 1.25rem;
    font-weight: 700;
    width: 2rem;
    text-align: center;
    color: var(--text-muted);
}

.leaderboard-rank.first {
    color: #fbbf24;
}

.leaderboard-rank.second {
    color: #9ca3af;
}

.leaderboard-rank.third {
    color: #b45309;
}

.leaderboard-user {
    flex: 1;
    margin-left: 1rem;
}

.leaderboard-points {
    font-weight: 600;
    color: var(--primary-color);
}

/* Grid - Mobile First */
.grid {
    display: grid;
    gap: 1rem;
}

.grid-2, .grid-3 {
    grid-template-columns: 1fr;
}

/* Desktop grid */
@media (min-width: 769px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Auth pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    width: 100%;
    max-width: 400px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--text-muted);
}

/* Loading */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Dashboard */
.dashboard-header {
    padding: 2rem 0;
}

.dashboard-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.dashboard-subtitle {
    color: var(--text-muted);
}

/* Dashboard Two-Column Layout - Mobile First */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: start;
}

.dashboard-column-left,
.dashboard-column-right {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.dashboard-column-right {
    order: -1;
}

/* Desktop dashboard */
@media (min-width: 769px) {
    .dashboard-grid {
        grid-template-columns: 2fr 1fr;
    }

    .dashboard-column-right {
        order: 0;
    }
}

.stat-card {
    text-align: center;
    padding: 1.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Modal */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    touch-action: manipulation;
}

.modal {
    background-color: var(--card-color);
    border-radius: 0.5rem;
    padding: 1.5rem;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

/* Task modal - responsive sizing */
.modal-task {
    width: 95%;
    max-width: 95%;
}

@media (min-width: 768px) {
    .modal-task {
        width: 90%;
        max-width: 800px;
    }
}

@media (min-width: 1024px) {
    .modal-task {
        max-width: 1000px;
    }
}

@media (min-width: 1400px) {
    .modal-task {
        max-width: 1200px;
    }
}

/* Task Detail Modal */
.task-detail-modal {
    max-height: 60vh;
    overflow-y: auto;
}

.task-detail-modal .detail-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.task-detail-modal .detail-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.task-detail-modal .detail-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.task-detail-modal .detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
}

.task-detail-modal .detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.task-detail-modal .detail-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.task-detail-modal .detail-value {
    font-size: 0.875rem;
    font-weight: 500;
}

.task-detail-modal .stats-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.task-detail-modal .stat-card {
    background-color: var(--bg-secondary);
    border-radius: 0.5rem;
    padding: 0.75rem;
    text-align: center;
}

.task-detail-modal .stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.task-detail-modal .stat-value {
    font-size: 1.125rem;
    font-weight: 600;
}

.task-detail-modal .streak-value {
    color: var(--primary-color);
}

.task-detail-modal .points-display {
    display: flex;
    gap: 2rem;
}

.task-detail-modal .point-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.task-detail-modal .points-positive {
    color: #10b981;
    font-weight: 600;
}

.task-detail-modal .points-negative {
    color: #ef4444;
    font-weight: 600;
}

.task-detail-modal .linked-items {
    list-style: none;
    padding: 0;
    margin: 0;
}

.task-detail-modal .linked-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.task-detail-modal .linked-item:last-child {
    border-bottom: none;
}

.task-detail-modal .item-name {
    font-weight: 500;
}

.task-detail-modal .item-amount {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-owner {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-admin {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-member {
    background-color: #f1f5f9;
    color: #475569;
}

/* Role select dropdown */
.role-select {
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    padding-right: 1.5rem;
}

.role-select-admin {
    background-color: #dbeafe;
    color: #1e40af;
}

.role-select-member {
    background-color: #f1f5f9;
    color: #475569;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* ============================================================================
   Dark Mode Theme
   ============================================================================ */

body.dark-mode {
    --primary-color: #818cf8;
    --primary-hover: #6366f1;
    --success-color: #34d399;
    --danger-color: #f87171;
    --warning-color: #fbbf24;
    --background-color: #0f172a;
    --card-color: #1e293b;
    --text-color: #f1f5f9;
    --text-muted: #94a3b8;
    --border-color: #334155;
}

body.dark-mode .form-input,
body.dark-mode .form-select,
body.dark-mode .form-textarea {
    background-color: var(--card-color);
    color: var(--text-color);
    border-color: var(--border-color);
}

body.dark-mode .form-input:focus,
body.dark-mode .form-select:focus,
body.dark-mode .form-textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.2);
}

body.dark-mode .form-input::placeholder {
    color: var(--text-muted);
}

body.dark-mode .alert-error {
    background-color: rgba(248, 113, 113, 0.1);
    border-color: rgba(248, 113, 113, 0.3);
    color: #f87171;
}

body.dark-mode .alert-success {
    background-color: rgba(52, 211, 153, 0.1);
    border-color: rgba(52, 211, 153, 0.3);
    color: #34d399;
}

body.dark-mode .badge-owner {
    background-color: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

body.dark-mode .badge-admin {
    background-color: rgba(129, 140, 248, 0.2);
    color: #818cf8;
}

body.dark-mode .badge-member {
    background-color: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

body.dark-mode .role-select-admin {
    background-color: rgba(129, 140, 248, 0.2);
    color: #818cf8;
}

body.dark-mode .role-select-member {
    background-color: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

body.dark-mode .modal-backdrop {
    background-color: rgba(0, 0, 0, 0.7);
}

body.dark-mode .btn-outline {
    border-color: var(--border-color);
    color: var(--text-color);
}

body.dark-mode .btn-outline:hover {
    background-color: var(--card-color);
}

body.dark-mode hr {
    border-color: var(--border-color);
}

/* Chat Styles */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 250px);
    min-height: 400px;
    background-color: var(--card-color);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.chat-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
}

.chat-message {
    max-width: 80%;
    padding: 0.75rem 1rem;
    background-color: var(--background-color);
    border-radius: 0.75rem;
    position: relative;
}

.chat-message-own {
    align-self: flex-end;
    background-color: rgba(79, 70, 229, 0.1);
}

.chat-message-header {
    display: flex;
    gap: 0.5rem;
    align-items: baseline;
    margin-bottom: 0.25rem;
}

.chat-message-author {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-color);
}

.chat-message-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.chat-message-content {
    word-wrap: break-word;
    white-space: pre-wrap;
}

.chat-message-deleted {
    color: var(--text-muted);
    font-style: italic;
}

.chat-message-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.chat-message:hover .chat-message-actions {
    opacity: 1;
}

.chat-message-edit {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.chat-edit-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-family: inherit;
    font-size: 0.875rem;
    resize: vertical;
}

.chat-edit-buttons {
    display: flex;
    gap: 0.5rem;
}

.chat-input-area {
    display: flex;
    gap: 0.5rem;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--card-color);
}

.chat-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
    resize: none;
    min-height: 44px;
}

.chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.chat-send-btn {
    align-self: flex-end;
    min-width: 80px;
}

.chat-connection-status {
    font-size: 0.875rem;
}

.status-connected {
    color: var(--success-color);
}

.status-connecting,
.status-reconnecting {
    color: var(--warning-color);
}

.status-disconnected,
.status-error {
    color: var(--danger-color);
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-xs {
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

.btn-icon:hover {
    color: var(--primary-color);
}

.btn-danger-text:hover {
    color: var(--danger-color);
}

/* Dark mode chat styles */
body.dark-mode .chat-container {
    background-color: var(--card-color);
    border-color: var(--border-color);
}

body.dark-mode .chat-message {
    background-color: #1e293b;
}

body.dark-mode .chat-message-own {
    background-color: rgba(99, 102, 241, 0.2);
}

body.dark-mode .chat-input {
    background-color: #1e293b;
    border-color: var(--border-color);
    color: var(--text-color);
}

body.dark-mode .chat-edit-input {
    background-color: #1e293b;
    border-color: var(--border-color);
    color: var(--text-color);
}

body.dark-mode .chat-input-area {
    background-color: var(--card-color);
    border-color: var(--border-color);
}

/* ============================================================================
   Notes Styles
   ============================================================================ */

.notes-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.note-card {
    background-color: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
}

.note-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.note-title {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.note-badges {
    display: flex;
    gap: 0.5rem;
}

.badge-private {
    background-color: var(--warning-color);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-shared {
    background-color: var(--primary-color);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.note-content {
    margin-bottom: 1rem;
    max-height: 300px;
    overflow-y: auto;
}

.note-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.note-meta {
    display: flex;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.note-actions {
    display: flex;
    gap: 0.5rem;
}

/* Markdown Rendering Styles */
.markdown-content {
    line-height: 1.7;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.markdown-content h1 {
    font-size: 1.5rem;
}

.markdown-content h2 {
    font-size: 1.3rem;
}

.markdown-content h3 {
    font-size: 1.1rem;
}

.markdown-content p {
    margin-bottom: 0.75rem;
}

.markdown-content ul,
.markdown-content ol {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
}

.markdown-content li {
    margin-bottom: 0.25rem;
}

.markdown-content code {
    background-color: var(--background-color);
    padding: 0.15rem 0.4rem;
    border-radius: 0.25rem;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
}

.markdown-content pre {
    background-color: var(--background-color);
    padding: 1rem;
    border-radius: 0.375rem;
    overflow-x: auto;
    margin-bottom: 0.75rem;
}

.markdown-content pre code {
    background: none;
    padding: 0;
}

.markdown-content blockquote {
    border-left: 3px solid var(--primary-color);
    padding-left: 1rem;
    margin-left: 0;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.markdown-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

.markdown-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}

.markdown-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0.75rem;
}

.markdown-content th,
.markdown-content td {
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    text-align: left;
}

.markdown-content th {
    background-color: var(--background-color);
    font-weight: 600;
}

/* Note Modal Styles */
.modal-large {
    max-width: 700px;
    width: 90%;
}

.note-textarea {
    min-height: 250px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    resize: vertical;
}

.description-textarea {
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.5;
}

.note-preview {
    min-height: 250px;
    max-height: 400px;
    overflow-y: auto;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: var(--background-color);
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Filter Controls */
.filter-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem 1.5rem;
    margin-bottom: 1rem;
    padding: 0.75rem 1rem;
    background-color: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
}

/* Text Filter Input - Mobile First */
.text-filter-input {
    width: 100%;
    padding: var(--input-padding);
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: var(--card-color);
    color: var(--text-color);
}

.text-filter-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.text-filter-input::placeholder {
    color: var(--text-muted);
}

/* Desktop enhancement */
@media (min-width: 768px) {
    .text-filter-input {
        max-width: var(--input-max-width);
    }
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: var(--text-color);
}

.filter-checkbox input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
}

.filter-label {
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

/* Divider */
.divider {
    margin: 1.5rem 0;
    border: none;
    border-top: 1px solid var(--border-color);
}

/* Card Body and Footer */
.card-body {
    padding: 1rem;
}

.card-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

/* Progress Bar Container */
.progress-bar-container {
    width: 100%;
}

/* Dark mode for notes */
body.dark-mode .note-card {
    background-color: var(--card-color);
    border-color: var(--border-color);
}

body.dark-mode .note-preview {
    background-color: #1e293b;
    border-color: var(--border-color);
}

body.dark-mode .markdown-content code {
    background-color: #1e293b;
}

body.dark-mode .markdown-content pre {
    background-color: #1e293b;
}

body.dark-mode .markdown-content th {
    background-color: #1e293b;
}

body.dark-mode .filter-controls {
    background-color: var(--card-color);
    border-color: var(--border-color);
}

body.dark-mode .text-filter-input {
    background-color: var(--card-color);
    color: var(--text-color);
    border-color: var(--border-color);
}

body.dark-mode .text-filter-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.2);
}

body.dark-mode .text-filter-input::placeholder {
    color: var(--text-muted);
}

/* Assignment Filter Button - Mobile First */
.assignment-filter-btn {
    min-height: 44px;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
}

.assignment-filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.assignment-filter-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Desktop assignment filter */
@media (min-width: 769px) {
    .assignment-filter-btn {
        min-height: auto;
        padding: 0.375rem 0.75rem;
    }
}

/* ============================
   Announcements
   ============================ */

.announcements-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.announcement-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 1rem;
    padding-right: 2.5rem;
    border-radius: 0.5rem;
    position: relative;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.announcement-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.announcement-content {
    font-size: 0.95rem;
    opacity: 0.95;
}

.announcement-content .markdown-content {
    color: inherit;
}

.announcement-content .markdown-content a {
    color: white;
    text-decoration: underline;
}

.announcement-content .markdown-content code {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.announcement-content .markdown-content pre {
    background-color: rgba(0, 0, 0, 0.2);
}

.announcement-dismiss {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: transparent;
    border: none;
    color: white;
    cursor: pointer;
    opacity: 0.7;
    font-size: 1.5rem;
    line-height: 1;
    padding: 0.25rem;
    transition: opacity 0.2s;
}

.announcement-dismiss:hover {
    opacity: 1;
}

.announcement-manage-btn {
    align-self: flex-start;
}

/* Announcement list in modal */
.announcement-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.announcement-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background-color: var(--background-color);
    border-radius: 0.375rem;
    border: 1px solid var(--border-color);
}

.announcement-list-item-content {
    flex: 1;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.announcement-list-item-actions {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
}

/* Form row for datetime inputs - Mobile First */
.form-row {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.form-row .form-group {
    flex: 1;
}

/* Desktop form row */
@media (min-width: 641px) {
    .form-row {
        flex-direction: row;
        gap: 1rem;
    }
}

/* Badge variants */
.badge-info {
    background-color: #0ea5e9;
    color: white;
}

.badge-warning {
    background-color: #f59e0b;
    color: white;
}

.badge-assigned {
    background-color: var(--primary-color);
    color: white;
}

.badge-danger {
    background-color: var(--danger-color);
    color: white;
}

.badge-success {
    background-color: var(--success-color);
    color: white;
}

/* Small badge variant for task cards */
.badge-sm {
    font-size: 0.65rem;
    padding: 0.1rem 0.4rem;
}

/* Dark mode for announcements */
body.dark-mode .announcement-list-item {
    background-color: #1e293b;
    border-color: var(--border-color);
}

/* ============================
   Vacation Banner
   ============================ */

.vacation-banner {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.vacation-banner-icon {
    font-size: 1.5rem;
}

.vacation-banner-text {
    flex: 1;
}

.vacation-banner-title {
    font-weight: 600;
    font-size: 1rem;
}

.vacation-banner-dates {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ============================
   Household List (Dashboard)
   ============================ */

.household-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.household-list li {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.household-list li:last-child {
    border-bottom: none;
}

.household-list a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.household-list a:hover {
    text-decoration: underline;
}

/* ============================
   Context Menu
   ============================ */

.context-menu-container {
    position: relative;
    display: inline-block;
}

.context-menu-trigger {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    padding: 0.25rem 0.5rem;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.2s;
    line-height: 1;
}

.context-menu-trigger:hover {
    background-color: var(--background-color);
    color: var(--text-color);
}

/* Context menu dropdown - Mobile First (opens upward on mobile) */
.context-menu-dropdown {
    position: absolute;
    right: 0;
    bottom: 100%;
    top: auto;
    margin-bottom: 0.25rem;
    min-width: 120px;
    background-color: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    z-index: 50;
    overflow: hidden;
}

/* Desktop: dropdown opens downward */
@media (min-width: 769px) {
    .context-menu-dropdown {
        top: 100%;
        bottom: auto;
        margin-top: 0.25rem;
        margin-bottom: 0;
    }
}

.context-menu-item {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    text-align: left;
    background: none;
    border: none;
    font-size: 0.875rem;
    color: var(--text-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.context-menu-item:hover {
    background-color: var(--background-color);
}

.context-menu-item.danger {
    color: var(--danger-color);
}

.context-menu-item.danger:hover {
    background-color: rgba(239, 68, 68, 0.1);
}

/* Dark mode for context menu */
body.dark-mode .context-menu-dropdown {
    background-color: var(--card-color);
    border-color: var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
}

body.dark-mode .context-menu-item:hover {
    background-color: #334155;
}

body.dark-mode .context-menu-item.danger:hover {
    background-color: rgba(248, 113, 113, 0.2);
}

/* ============================
   Floating Action Button (FAB) - Mobile First
   ============================ */

.fab {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 300;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
    transition: all 0.2s ease;
    touch-action: manipulation;
    z-index: 50;
}

.fab:hover {
    background-color: var(--primary-hover);
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.5);
}

.fab:active {
    transform: scale(0.95);
}

.fab:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.fab-spinner {
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Desktop FAB */
@media (min-width: 769px) {
    .fab {
        bottom: 2rem;
        right: 2rem;
        width: 56px;
        height: 56px;
    }
}

/* Dark mode FAB */
body.dark-mode .fab {
    box-shadow: 0 4px 12px rgba(129, 140, 248, 0.3);
}

body.dark-mode .fab:hover {
    box-shadow: 0 6px 16px rgba(129, 140, 248, 0.4);
}

/* FAB Message (no permission) */
.fab-message {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
}

.fab-message-content {
    background-color: var(--card-color);
    padding: 1.5rem;
    border-radius: 0.5rem;
    max-width: 400px;
    text-align: center;
}

.fab-message-content p {
    margin-bottom: 1rem;
}

body.dark-mode .fab-message-content {
    background-color: var(--card-color);
}

/* ============================
   Household Picker Modal
   ============================ */

.household-picker-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.household-picker-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.household-picker-item:hover {
    background-color: var(--background-color);
}

.household-picker-item:last-child {
    border-bottom: none;
}

.household-picker-name {
    font-weight: 500;
    color: var(--text-color);
}

.household-picker-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.household-picker-role {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: capitalize;
}

.household-picker-action {
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    color: white;
    font-weight: 500;
}

.household-picker-action.create {
    background: var(--success-color, #22c55e);
}

.household-picker-action.suggest {
    background: var(--primary-color, #3b82f6);
}

body.dark-mode .household-picker-item:hover {
    background-color: #334155;
}

/* ============================
   Period Tracker (Habit Tracker Display)
   ============================ */

.period-tracker {
    display: flex;
    gap: 0.25rem;
    align-items: center;
    flex-wrap: nowrap;
    margin: 0.5rem 0;
}

.period-tracker-section {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.period-tracker-section .detail-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.period-tracker-compact {
    gap: 0.15rem;
    margin: 0.25rem 0;
}

.period-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    font-size: 0.75rem;
    font-weight: bold;
    border-radius: 0.25rem;
    cursor: default;
    transition: transform 0.1s;
}

.period-tracker-compact .period-icon {
    width: 1rem;
    height: 1rem;
    font-size: 0.625rem;
}

.period-icon:hover {
    transform: scale(1.2);
}

.period-completed {
    background-color: #10b981;
    color: white;
}

.period-failed {
    background-color: #ef4444;
    color: white;
}

.period-skipped {
    background-color: #9ca3af;
    color: white;
}

.period-in-progress {
    background-color: #3b82f6;
    color: white;
}

/* Dark mode adjustments */
body.dark-mode .period-completed {
    background-color: #059669;
}

body.dark-mode .period-failed {
    background-color: #dc2626;
}

body.dark-mode .period-skipped {
    background-color: #6b7280;
}

body.dark-mode .period-in-progress {
    background-color: #2563eb;
}

/* ==========================================
   Bulk Edit / Multi-Select Styles
   ========================================== */

/* Selection toolbar */
.selection-toolbar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.selection-count {
    font-weight: 500;
    color: var(--text-color);
}

/* Task selection checkbox */
.task-select-checkbox {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 0.75rem;
    cursor: pointer;
    flex-shrink: 0;
}

/* Selected task highlight */
.task-item.selected {
    background-color: var(--primary-light, rgba(59, 130, 246, 0.1));
    border-left: 3px solid var(--primary-color);
}

body.dark-mode .task-item.selected {
    background-color: rgba(59, 130, 246, 0.15);
}

/* Bulk edit apply checkbox row */
.bulk-edit-field {
    margin-bottom: 1rem;
}

.bulk-edit-apply {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.bulk-edit-apply input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
}

.bulk-edit-apply label {
    font-weight: 500;
    color: var(--text-color);
}

/* Disabled field in bulk edit */
.field-disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* Progress indicator */
.bulk-edit-progress {
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.bulk-edit-progress-bar {
    height: 0.5rem;
    background: var(--border-color);
    border-radius: 0.25rem;
    overflow: hidden;
    margin-top: 0.5rem;
}

.bulk-edit-progress-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.2s;
}

/* ============================
   Legal Pages
   ============================ */

.legal-page {
    min-height: 100vh;
    background-color: var(--background-color);
    padding: 1rem;
}

.legal-page-header {
    max-width: 800px;
    margin: 0 auto 1rem;
}

.legal-back-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.legal-back-link:hover {
    text-decoration: underline;
}

.legal-page-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-page-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

/* Legal links in footer */
.legal-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    font-size: 0.875rem;
}

.legal-links a {
    color: var(--text-muted);
    text-decoration: none;
}

.legal-links a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* AGB checkbox on registration */
.agb-checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin: 1rem 0;
}

.agb-checkbox-container input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.agb-checkbox-container label {
    font-size: 0.875rem;
    color: var(--text-color);
    line-height: 1.4;
}

.agb-checkbox-container a {
    color: var(--primary-color);
    text-decoration: underline;
}