/* style.css - accessible dashboard styles with selectable difficult research fixture */

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --border-color: #cbd5e1;
    --border-subtle: #e2e8f0;
    --color-primary: #1d4ed8;
    --color-primary-hover: #1e40af;
    --color-danger: #b91c1c;
    --color-danger-hover: #991b1b;
    --color-success: #15803d;
    --color-success-bg: #dcfce7;
    --color-warning: #b45309;
    --color-warning-bg: #fef3c7;
    --focus-ring: #2563eb;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --font-base: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
    box-sizing: border-box;
    font-family: var(--font-base);
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
    overflow-x: hidden;
}

/* keyboard visible focus indicator */
:focus-visible {
    outline: 3px solid var(--focus-ring) !important;
    outline-offset: 2px !important;
}

/* dashboard container layout */
.dashboard-container {
    display: flex;
    min-height: 100vh;
    width: 100vw;
}

/* accessible sidebar */
.sidebar {
    width: 250px;
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex-shrink: 0;
}

.sidebar .nav-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar .nav-group-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 4px 8px;
    letter-spacing: 0.05em;
}

.sidebar .nav-item {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    display: block;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.sidebar .nav-item:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.sidebar .nav-item.active {
    background-color: #dbeafe;
    color: var(--color-primary);
    font-weight: 600;
}

/* sidebar status banner */
.sidebar-status-banner {
    margin-top: auto;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background-color: #fee2e2;
    border: 1px solid #fca5a5;
    color: #991b1b;
    font-size: 12px;
    font-weight: 600;
}

/* main content container */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow-y: auto;
}

/* accessible top bar */
.top-bar {
    height: 52px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    gap: 16px;
    flex-shrink: 0;
}

.top-bar-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.top-bar-actions {
    display: flex;
    gap: 12px;
}

.top-bar-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.top-bar-link:hover {
    color: var(--color-primary);
    background-color: var(--bg-tertiary);
}

/* content body */
.content-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

/* task guidance & evaluation header */
.task-guidance-panel {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.task-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 10px;
}

.task-controls,
.mode-controls,
.research-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.task-control-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.task-select-input,
.mode-select-input,
.presentation-select-input {
    padding: 6px 10px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
}

.task-badge {
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-idle {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.badge-in_progress {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

.badge-completed {
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #86efac;
}

/* task instruction details */
.task-instructions-box {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
}

.task-objective,
.task-instructions {
    font-size: 13px;
    color: var(--text-secondary);
}

.task-objective strong,
.task-instructions strong {
    color: var(--text-primary);
}

.task-hint-box {
    background-color: var(--color-warning-bg);
    border: 1px solid #fcd34d;
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 13px;
    color: var(--color-warning);
}

/* task step guidance (active in focused mode) */
.task-step-guidance {
    margin-top: 6px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
}

.step-guidance-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.task-step-list {
    margin: 0;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.step-item {
    font-size: 13px;
    line-height: 1.4;
    color: var(--text-secondary);
}

.step-item.step-complete {
    color: var(--color-success);
}

.step-item.step-current {
    color: var(--color-primary);
    font-weight: 600;
}

.step-item.step-pending {
    color: var(--text-muted);
}

.step-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    margin-left: 8px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.step-tag-complete {
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #86efac;
}

.step-tag-current {
    background-color: #dbeafe;
    color: var(--color-primary);
    border: 1px solid #93c5fd;
}

.step-tag-pending {
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
    border: 1px solid var(--border-subtle);
}

.task-action-row {
    display: flex;
    gap: 10px;
    margin-top: 4px;
}

/* task metrics summary bar */
.task-metrics-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-size: 12px;
}

.metric-item {
    display: flex;
    gap: 6px;
    align-items: center;
}

.metric-label {
    color: var(--text-muted);
    font-weight: 500;
}

.metric-value {
    color: var(--text-primary);
    font-weight: 700;
    font-family: monospace;
}

/* inline feedback system (replaces blocking alerts) */
.inline-feedback {
    border-radius: var(--radius-md);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
    transition: opacity 0.2s ease;
}

.feedback-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.feedback-icon {
    font-size: 18px;
    line-height: 1;
}

.feedback-idle {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.feedback-info {
    background-color: #eff6ff;
    border-color: #93c5fd;
    color: #1e40af;
}

.feedback-success {
    background-color: #f0fdf4;
    border-color: #86efac;
    color: #15803d;
}

.feedback-error {
    background-color: #fef2f2;
    border-color: #fca5a5;
    color: #b91c1c;
}

.feedback-warning {
    background-color: #fffbeb;
    border-color: #fcd34d;
    color: #b45309;
}

.feedback-dismiss {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    padding: 0 4px;
    line-height: 1;
}

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

/* panel cards */
.panel-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.panel-card h3 {
    margin-top: 0;
    margin-bottom: 14px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

/* task workspace panel header and progressive disclosure controls */
.panel-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 14px;
}

.panel-title-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.panel-title-wrap h3 {
    margin: 0;
}

.task-focus-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background-color: #dbeafe;
    color: var(--color-primary);
    border: 1px solid #93c5fd;
}

.secondary-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.secondary-toggle-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

/* sidebar secondary disclosure */
.sidebar-secondary-disclosure {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-secondary-summary {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 4px 8px;
    letter-spacing: 0.05em;
    cursor: pointer;
    border-radius: var(--radius-sm);
    user-select: none;
}

.sidebar-secondary-summary:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

.sidebar-secondary-groups {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 4px;
}

/* accessible data table */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

table.dense-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}

table.dense-table th,
table.dense-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-subtle);
}

table.dense-table th {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

table.dense-table tbody tr:hover {
    background-color: var(--bg-secondary);
}

/* status badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
}

.status-badge.status-healthy {
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #86efac;
}

.status-badge.status-critical {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-healthy .status-dot {
    background-color: var(--color-success);
}

.status-critical .status-dot {
    background-color: #b91c1c;
}

/* button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    line-height: 1.2;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

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

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

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

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

.btn-secondary {
    background-color: #475569;
    color: #ffffff;
}

.btn-secondary:hover {
    background-color: #334155;
}

.btn-outline {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.action-buttons {
    display: flex;
    gap: 8px;
}

/* form layout */
.settings-panel {
    display: flex;
    flex-direction: column;
    gap: 14px;
    max-width: 600px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group select {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.form-group-checkbox {
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.form-group-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-group-checkbox label {
    cursor: pointer;
    font-weight: 500;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.footnote-disclaimer {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-subtle);
}

/* reduced-motion support */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }

    .blinking-alert {
        animation: none !important;
        opacity: 1 !important;
    }
}

/* ==========================================================================
   difficult research fixture overrides (activated only when selected)
   ========================================================================== */

body.fixture-difficult {
    background-color: #fcfcfc;
    color: #b0b0b0;
    /* intentional low contrast */
    font-size: 11px;
    /* intentional tiny font */
}

body.fixture-difficult .sidebar {
    width: 250px;
    background-color: #f0f0f0;
    border-right: 1px solid #e0e0e0;
    padding: 5px;
    gap: 2px;
}

body.fixture-difficult .sidebar .nav-group {
    margin-bottom: 2px;
}

body.fixture-difficult .sidebar .nav-group-title {
    display: none;
}

body.fixture-difficult .sidebar .nav-item {
    padding: 4px 8px;
    color: #999999;
    /* intentional low contrast */
    font-size: 11px;
    border-radius: 0;
}

body.fixture-difficult .sidebar .nav-item:hover {
    background-color: #e5e5e5;
}

body.fixture-difficult .sidebar-status-banner {
    display: none;
}

body.fixture-difficult .blinking-alert {
    display: block;
    animation: blinker 1s linear infinite;
    color: #ff0000;
    font-size: 9px;
    padding: 4px;
}

@keyframes blinker {
    50% {
        opacity: 0;
    }
}

body.fixture-difficult .top-bar {
    height: 40px;
    background-color: #ffffff;
    border-bottom: 1px solid #eaeaea;
    padding: 0 10px;
    font-size: 10px;
    color: #b0b0b0;
}

body.fixture-difficult .content-body {
    padding: 10px;
    gap: 10px;
}

body.fixture-difficult .panel-card {
    background-color: #ffffff;
    border: 1px solid #eee;
    padding: 8px;
    border-radius: 0;
    box-shadow: none;
}

body.fixture-difficult .panel-card h3 {
    font-size: 12px;
    color: #999999;
    margin-bottom: 6px;
}

body.fixture-difficult table.dense-table {
    border-collapse: collapse;
}

body.fixture-difficult table.dense-table th,
body.fixture-difficult table.dense-table td {
    border: 1px solid #dddddd;
    padding: 2px 4px;
    /* cramped table padding */
    font-size: 10px;
    color: #999999;
    white-space: nowrap;
}

body.fixture-difficult table.dense-table th {
    background-color: #fafafa;
    font-weight: normal;
    color: #a0a0a0;
}

/* in difficult fixture, status indicators hide text and show color dot only */
body.fixture-difficult .status-badge {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
}

body.fixture-difficult .status-text {
    display: none !important;
}

body.fixture-difficult .status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

body.fixture-difficult .status-healthy .status-dot {
    background-color: #28a745;
}

body.fixture-difficult .status-critical .status-dot {
    background-color: #dc3545;
}

/* in difficult fixture, action buttons hide text and show blank colored boxes */
body.fixture-difficult .btn-text {
    display: none !important;
}

body.fixture-difficult .action-buttons .btn {
    padding: 4px 10px;
    min-width: 28px;
    min-height: 18px;
    font-size: 10px;
    border: none;
    border-radius: 0;
}

body.fixture-difficult .action-buttons .btn-primary {
    background-color: #28a745;
}

body.fixture-difficult .action-buttons .btn-danger {
    background-color: #dc3545;
}

/* form in difficult fixture */
body.fixture-difficult .settings-panel {
    padding: 8px;
    gap: 4px;
}

body.fixture-difficult .form-group {
    flex-direction: row;
    align-items: center;
    margin-bottom: 4px;
}

body.fixture-difficult .form-group label {
    width: 140px;
    color: #c0c0c0;
    /* low contrast */
    font-size: 10px;
    font-weight: normal;
}

body.fixture-difficult .form-group input,
body.fixture-difficult .form-group select {
    border: 1px solid #cccccc;
    padding: 2px;
    font-size: 10px;
    color: #999999;
    border-radius: 0;
}

body.fixture-difficult .footnote-disclaimer {
    font-size: 8px;
    color: #d0d0d0;
}

/* ==========================================================================
   standard and focused adaptation mode rules
   ========================================================================== */

/* focused adaptation mode highlights active task and groups secondary details */
body.mode-focused .task-workspace-panel.is-primary-task {
    border: 2px solid var(--color-primary);
    box-shadow: 0 4px 14px rgba(29, 78, 216, 0.09);
    background-color: var(--bg-primary);
}

body.mode-focused .task-workspace-panel.is-secondary-task {
    border: 1px dashed var(--border-color);
    background-color: var(--bg-secondary);
}

body.mode-focused .task-workspace-panel.is-secondary-task .panel-header-row {
    margin-bottom: 0;
}

body.mode-focused .task-workspace-panel.is-secondary-task.is-expanded .panel-header-row {
    margin-bottom: 14px;
}