/* HBS Canvas Dashboard */

:root {
    --accent: #A51C30;
    --bg-dark: #0a0a0a;
    --bg-card: #1a1a1a;
    --bg-hover: #252525;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --border: #333333;
    --success: #00c853;
    --warning: #ff9800;
    --danger: #f44336;
}

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

body {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 30px;
}

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

.logo-text {
    font-size: 18px;
    font-weight: bold;
    letter-spacing: -0.5px;
}

.beta-badge {
    background: var(--accent);
    color: var(--bg-dark);
    padding: 2px 8px;
    font-size: 10px;
    font-weight: bold;
    border-radius: 3px;
}

.powered-by {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Dashboard Grid */
.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 20px;
}

.card-title {
    font-size: 14px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.filter-select {
    background: var(--bg-dark);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 5px 10px;
    font-family: inherit;
    font-size: 12px;
    border-radius: 3px;
    cursor: pointer;
}

.filter-select:hover {
    background: var(--bg-hover);
}

/* Content Areas */
.content-area {
    font-size: 13px;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-style: italic;
}

.placeholder {
    color: var(--text-secondary);
    padding: 20px 0;
}

.placeholder p {
    margin-bottom: 15px;
}

.analytics-list {
    list-style: none;
    padding-left: 0;
}

.analytics-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

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

.analytics-list li::before {
    content: "▸ ";
    color: var(--accent);
    margin-right: 8px;
}

/* Assignment List */
.assignment-item {
    padding: 12px;
    margin-bottom: 10px;
    background: var(--bg-dark);
    border-left: 3px solid var(--accent);
    border-radius: 3px;
}

.assignment-item:hover {
    background: var(--bg-hover);
}

.assignment-title {
    font-weight: bold;
    margin-bottom: 5px;
}

.assignment-meta {
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    gap: 15px;
    margin-top: 5px;
}

.assignment-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Grade Display */
.grade-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    margin-bottom: 8px;
    background: var(--bg-dark);
    border-radius: 3px;
}

.grade-course {
    font-weight: bold;
}

.grade-score {
    font-size: 16px;
    font-weight: bold;
    color: var(--success);
}

.grade-score.warning {
    color: var(--warning);
}

.grade-score.danger {
    color: var(--danger);
}

/* Case Studies */
.case-item {
    padding: 12px;
    margin-bottom: 10px;
    background: var(--bg-dark);
    border-left: 3px solid var(--success);
    border-radius: 3px;
}

.case-title {
    font-weight: bold;
    margin-bottom: 5px;
}

.case-meta {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Quick Actions */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.action-btn {
    background: var(--bg-dark);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 15px;
    font-family: inherit;
    font-size: 12px;
    cursor: pointer;
    border-radius: 3px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.action-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.action-btn .icon {
    font-size: 24px;
}

/* Today's Overview */
.today-overview {
    grid-column: span 2;
}

.today-section {
    margin-bottom: 20px;
}

.today-section h3 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.today-item {
    padding: 10px;
    background: var(--bg-dark);
    border-left: 2px solid var(--accent);
    margin-bottom: 8px;
    border-radius: 3px;
}

.today-time {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 3px;
}

.today-title {
    font-weight: bold;
}

/* Footer */
footer {
    text-align: center;
    padding: 30px 0;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 12px;
}

footer a {
    color: var(--accent);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

footer .note {
    margin-top: 10px;
    font-style: italic;
}

/* Responsive */
@media (max-width: 900px) {
    .dashboard {
        grid-template-columns: 1fr;
    }

    .today-overview {
        grid-column: span 1;
    }
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.empty-state p {
    margin-bottom: 10px;
}

/* Status Indicators */
.status-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 8px;
}

.status-indicator.success {
    background: var(--success);
}

.status-indicator.warning {
    background: var(--warning);
}

.status-indicator.danger {
    background: var(--danger);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}