/* ==============================================
   UI Enhancements — Toast, Spinners, Validation,
   Tooltips, Focus Trap, Touch Targets, Pagination,
   Accordion, Quick-Access, View Toggle, Inline Edit,
   Mobile Line Items, Segmented Input, etc.
   ============================================== */

/* ---- Toast / Snackbar ---- */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 10001;
    display: flex;
    flex-direction: column-reverse;
    gap: 8px;
    pointer-events: none;
    max-width: 400px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-radius: 10px;
    background: var(--surface);
    border: 1px solid var(--border-2);
    box-shadow: 0 6px 24px rgba(0,0,0,0.18);
    color: var(--text);
    font-size: 0.9rem;
    pointer-events: auto;
    animation: toast-in 0.3s ease;
    position: relative;
    overflow: hidden;
}

.toast.toast-out {
    animation: toast-out 0.25s ease forwards;
}

.toast-icon {
    font-size: 1.15rem;
    flex-shrink: 0;
}

.toast-success .toast-icon { color: var(--success, #22c55e); }
.toast-error .toast-icon { color: var(--danger, #ef4444); }
.toast-info .toast-icon { color: var(--primary, #2563eb); }
.toast-warning .toast-icon { color: var(--warning, #f59e0b); }

.toast-message {
    flex: 1;
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-2);
    cursor: pointer;
    padding: 4px;
    font-size: 1rem;
    line-height: 1;
    flex-shrink: 0;
    border-radius: 4px;
}

.toast-close:hover {
    color: var(--text);
    background: var(--btn-bg);
}

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--primary, #2563eb);
    border-radius: 0 0 10px 10px;
    transition: width linear;
}

.toast-success .toast-progress { background: var(--success, #22c55e); }
.toast-error .toast-progress { background: var(--danger, #ef4444); }
.toast-warning .toast-progress { background: var(--warning, #f59e0b); }

@keyframes toast-in {
    from { opacity: 0; transform: translateY(16px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toast-out {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(16px) scale(0.96); }
}

@media (max-width: 480px) {
    .toast-container {
        right: 12px;
        left: 12px;
        bottom: 12px;
        max-width: 100%;
    }
}

/* ---- Inline Validation Indicators ---- */
.field-wrapper {
    position: relative;
}

.field-wrapper .validation-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.95rem;
    pointer-events: none;
    display: none;
}

.field-wrapper.is-valid .validation-icon.icon-valid { display: block; color: var(--success, #22c55e); }
.field-wrapper.is-invalid .validation-icon.icon-invalid { display: block; color: var(--danger, #ef4444); }

.field-wrapper.is-valid input,
.field-wrapper.is-valid select,
.field-wrapper.is-valid textarea {
    border-color: var(--success, #22c55e);
    padding-right: 36px;
}

.field-wrapper.is-invalid input,
.field-wrapper.is-invalid select,
.field-wrapper.is-invalid textarea {
    border-color: var(--danger, #ef4444);
    padding-right: 36px;
}

.field-error-text {
    display: none;
    color: var(--danger, #ef4444);
    font-size: 0.82rem;
    margin-top: 4px;
}

.field-wrapper.is-invalid .field-error-text {
    display: block;
}

/* ---- Spinner Overlay for Buttons ---- */
.btn-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn-loading .btn-text {
    visibility: hidden;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    top: 50%;
    left: 50%;
    margin-top: -9px;
    margin-left: -9px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: btn-spin 0.6s linear infinite;
}

@keyframes btn-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ---- Focus Trap Visual Indicator ---- */
.focus-trap-active {
    outline: none;
}

/* ---- Universal Touch Targets (44×44px min) ---- */
.btn,
button:not(.ps-rail-btn),
a.nav-icon-button,
.notification-bell,
.theme-switcher-btn,
.nav-more-btn,
.list-card-actions .btn {
    min-height: 44px;
    min-width: 44px;
}

/* ---- Tooltip enhancement for icon-only buttons ---- */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 10px;
    background: var(--text);
    color: var(--surface);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 5px;
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

[data-tooltip]::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--text);
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

[data-tooltip]:hover::after,
[data-tooltip]:hover::before,
[data-tooltip]:focus-visible::after,
[data-tooltip]:focus-visible::before {
    opacity: 1;
}

/* ---- Status Badge Icons (non-color differentiation) ---- */
.status-badge .status-icon {
    font-size: 0.75em;
    margin-right: 2px;
}

/* ---- Auto-Dismiss Flash Messages ---- */
.alert[data-auto-dismiss] {
    position: relative;
    overflow: hidden;
}

.alert[data-auto-dismiss] .alert-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: currentColor;
    opacity: 0.3;
    border-radius: 0 0 10px 10px;
    animation: alert-dismiss-progress linear forwards;
}

@keyframes alert-dismiss-progress {
    from { width: 100%; }
    to { width: 0%; }
}

.alert .alert-close {
    background: none;
    border: none;
    color: inherit;
    opacity: 0.6;
    cursor: pointer;
    padding: 4px 8px;
    font-size: 1.1rem;
    float: right;
    line-height: 1;
    margin: -4px -4px 0 8px;
}

.alert .alert-close:hover {
    opacity: 1;
}

/* ---- Quick-Access Bar (pinned nav items) ---- */
.quick-access-bar {
    display: flex;
    gap: 6px;
    padding: 4px 0;
    margin-bottom: 0;
    flex-wrap: wrap;
    align-items: center;
}

.quick-access-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    background: var(--btn-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--text-2);
    text-decoration: none;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.quick-access-item:hover {
    background: var(--btn-bg-hover);
    color: var(--text);
    border-color: var(--border-2);
}

.quick-access-item.active {
    background: var(--primary-light, rgba(37,99,235,0.07));
    color: var(--primary, #2563eb);
    border-color: var(--primary, #2563eb);
}

.quick-access-pin {
    background: none;
    border: none;
    color: var(--text-2);
    cursor: pointer;
    padding: 2px;
    font-size: 0.85rem;
    opacity: 0.5;
    transition: opacity 0.15s;
}

.quick-access-pin:hover,
.quick-access-pin.pinned {
    opacity: 1;
    color: var(--warning, #f59e0b);
}

/* ---- Accordion Form Sections ---- */
.accordion-section {
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
}

.accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--surface-2);
    border: none;
    width: 100%;
    cursor: pointer;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
    transition: background 0.15s;
}

.accordion-header:hover {
    background: var(--btn-bg-hover);
}

.accordion-header .accordion-chevron {
    transition: transform 0.2s ease;
    font-size: 0.85rem;
    color: var(--text-2);
}

.accordion-section.open .accordion-header .accordion-chevron {
    transform: rotate(180deg);
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-section.open .accordion-body {
    max-height: 5000px;
}

.accordion-body-inner {
    padding: 18px;
}

/* ---- Pagination Controls ---- */
.pagination-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 0;
    margin-top: 16px;
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--text-2);
}

.pagination-controls {
    display: flex;
    gap: 4px;
    align-items: center;
}

.pagination-controls a,
.pagination-controls span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border-radius: 6px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.15s;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
}

.pagination-controls a:hover {
    background: var(--btn-bg-hover);
    border-color: var(--border-2);
}

.pagination-controls span.active {
    background: var(--primary, #2563eb);
    color: #fff;
    border-color: var(--primary, #2563eb);
}

.pagination-controls span.disabled {
    opacity: 0.4;
    pointer-events: none;
}

.pagination-per-page {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-2);
}

.pagination-per-page select {
    padding: 6px 10px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-size: 0.85rem;
}

/* ---- My Items Toggle ---- */
.my-items-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-2);
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.my-items-toggle:hover {
    background: var(--btn-bg);
    color: var(--text);
}

.my-items-toggle.active {
    background: var(--primary-light, rgba(37,99,235,0.07));
    color: var(--primary, #2563eb);
    border-color: var(--primary, #2563eb);
}

.my-items-toggle input[type="checkbox"] {
    accent-color: var(--primary, #2563eb);
}

/* ---- Card / Table View Toggle ---- */
.view-toggle {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}

.view-toggle-btn {
    background: var(--surface);
    border: none;
    padding: 7px 12px;
    cursor: pointer;
    color: var(--text-2);
    font-size: 0.9rem;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    gap: 4px;
}

.view-toggle-btn + .view-toggle-btn {
    border-left: 1px solid var(--border);
}

.view-toggle-btn:hover {
    background: var(--btn-bg);
    color: var(--text);
}

.view-toggle-btn.active {
    background: var(--primary-light, rgba(37,99,235,0.07));
    color: var(--primary, #2563eb);
}

/* View modes: card (default) keeps normal layout, no overrides needed */

/* View mode: table — compact single-line rows */
.list-cards.view-table {
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}
.list-cards.view-table .list-card {
    border-radius: 0;
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
    gap: 12px;
}
.list-cards.view-table .list-card:last-child {
    border-bottom: none;
}
.list-cards.view-table .list-card:hover {
    box-shadow: none;
    background: var(--btn-bg);
}
.list-cards.view-table .list-card-meta {
    flex-direction: row;
    margin-top: 2px;
    gap: 4px 12px;
    font-size: 0.78rem;
}
.list-cards.view-table .list-card-title {
    font-size: 0.88rem;
}
@media (min-width: 769px) {
    .list-cards.view-table .list-card-actions {
        opacity: 1;
    }
}

/* ---- Inline Quick-Edit ---- */
.inline-edit {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: background 0.15s;
}

.inline-edit:hover {
    background: var(--btn-bg);
}

.inline-edit .inline-edit-icon {
    font-size: 0.8rem;
    color: var(--text-2);
    opacity: 0;
    transition: opacity 0.15s;
}

.inline-edit:hover .inline-edit-icon {
    opacity: 1;
}

.inline-edit-field {
    display: none;
    gap: 6px;
    align-items: center;
}

.inline-edit-field.active {
    display: inline-flex;
}

.inline-edit-field input,
.inline-edit-field select,
.inline-edit-field textarea {
    padding: 6px 10px;
    border: 1px solid var(--primary, #2563eb);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font-size: 0.9rem;
}

.inline-edit-field .inline-edit-save,
.inline-edit-field .inline-edit-cancel {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    font-size: 0.9rem;
}

.inline-edit-field .inline-edit-save {
    color: var(--success, #22c55e);
}

.inline-edit-field .inline-edit-cancel {
    color: var(--danger, #ef4444);
}

/* ---- Mobile Line Items → Card Format ---- */
@media (max-width: 768px) {
    .line-items-table.mobile-cards thead {
        display: none;
    }

    .line-items-table.mobile-cards tbody tr {
        display: flex;
        flex-direction: column;
        background: var(--surface-2);
        border: 1px solid var(--border);
        border-radius: 10px;
        padding: 14px;
        margin-bottom: 10px;
    }

    .line-items-table.mobile-cards tbody td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 6px 0;
        border: none;
        font-size: 0.88rem;
    }

    .line-items-table.mobile-cards tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-2);
        font-size: 0.82rem;
        margin-right: 12px;
        flex-shrink: 0;
    }
}

/* ---- Mobile Calendar Agenda View ---- */
@media (max-width: 768px) {
    .fc-custom .fc-grid {
        display: none;
    }

    .fc-custom .fc-day-header {
        display: none;
    }

    .fc-agenda-list {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .fc-agenda-item {
        display: flex;
        gap: 12px;
        padding: 12px 14px;
        background: var(--surface-2);
        border: 1px solid var(--border);
        border-radius: 8px;
        align-items: center;
        text-decoration: none;
        color: var(--text);
        transition: background 0.15s;
    }

    .fc-agenda-item:hover {
        background: var(--surface);
    }

    .fc-agenda-dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        flex-shrink: 0;
    }

    .fc-agenda-date {
        font-weight: 600;
        font-size: 0.85rem;
        min-width: 90px;
        flex-shrink: 0;
        color: var(--text-2);
    }

    .fc-agenda-title {
        flex: 1;
        font-size: 0.9rem;
    }
}

/* Show agenda on desktop too (hidden by default) */
.fc-agenda-list {
    display: none;
}

@media (max-width: 768px) {
    .fc-agenda-list {
        display: flex;
    }
}

/* ---- Mobile Project Tab Labels ---- */
@media (max-width: 768px) {
    .ps-rail-btn .ps-rail-label {
        display: block;
        font-size: 0.6rem;
        margin-top: 2px;
        line-height: 1;
        color: var(--text-2);
        white-space: nowrap;
    }

    .ps-rail-btn {
        flex-direction: column;
        width: auto !important;
        height: auto !important;
        padding: 6px 8px !important;
        min-width: 48px;
    }
}

/* Desktop: hide mobile labels */
@media (min-width: 769px) {
    .ps-rail-btn .ps-rail-label {
        display: none;
    }
}

/* ---- Project Tab Groups ---- */
.ps-rail-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.ps-rail-divider {
    height: 1px;
    background: var(--border);
    margin: 4px 0;
}

@media (max-width: 768px) {
    .ps-rail-group {
        flex-direction: row;
        gap: 2px;
    }

    .ps-rail-divider {
        width: 1px;
        height: 24px;
        margin: 0 4px;
    }
}

/* ---- Segmented Code Input ---- */
.code-input-group {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.code-input-group input,
.code-input-digit {
    width: 52px;
    height: 58px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    border: 2px solid var(--border-2);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text);
    transition: border-color 0.2s ease;
}

.code-input-group input:focus {
    outline: none;
    border-color: var(--primary, #2563eb);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.code-input-group input::selection {
    background: var(--primary-light, rgba(37,99,235,0.15));
}

@media (max-width: 380px) {
    .code-input-group input {
        width: 42px;
        height: 48px;
        font-size: 1.2rem;
    }
}

/* ---- Reports Date Range Picker ---- */
.report-date-range {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    padding: 12px 16px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 20px;
}

.report-date-range label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-2);
}

.report-date-range select,
.report-date-range input[type="date"] {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font-size: 0.85rem;
}

.report-date-range .custom-dates {
    display: none;
    gap: 8px;
    align-items: center;
}

.report-date-range .custom-dates.active {
    display: flex;
}

/* ---- Report Charts Responsive ---- */
@media (max-width: 768px) {
    .report-charts-row {
        grid-template-columns: 1fr !important;
    }
    .report-date-range-form {
        flex-direction: column;
        align-items: stretch !important;
    }
}

/* ---- Admin Collapsible Sidebar ---- */
.admin-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 220px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    z-index: 99;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
    padding-top: 60px;
}

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

.admin-sidebar-toggle {
    position: fixed;
    left: 12px;
    top: 68px;
    z-index: 100;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    color: var(--text);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s;
}

.admin-sidebar-toggle:hover {
    background: var(--btn-bg);
}

.admin-sidebar.open ~ .admin-sidebar-toggle {
    left: 232px;
}

.admin-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px 8px;
}

.admin-sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-2);
    text-decoration: none;
    font-size: 0.88rem;
    transition: all 0.15s;
}

.admin-sidebar-link:hover {
    background: var(--btn-bg);
    color: var(--text);
}

.admin-sidebar-link.active {
    background: var(--primary-light, rgba(37,99,235,0.07));
    color: var(--primary, #2563eb);
    font-weight: 600;
}

.admin-sidebar-link i {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.admin-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.3);
    z-index: 98;
}

.admin-sidebar.open ~ .admin-sidebar-overlay {
    display: block;
}

@media (min-width: 769px) {
    .admin-sidebar.open ~ .content {
        margin-left: 220px;
        transition: margin-left 0.25s ease;
    }

    .admin-sidebar-overlay {
        display: none !important;
    }
}

/* ---- Portal Payment Link Button ---- */
.portal-payment-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--success, #22c55e);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
    text-decoration: none;
}

.portal-payment-btn:hover {
    opacity: 0.9;
    color: #fff;
}