/* =================================================================
   Evochora Analytics Dashboard - Consistent with Visualizer Design
   ================================================================= */

/* --- Base Styles --- */
:root {
    --bg-primary: #0a0a14;
    --bg-secondary: #191923;
    --bg-tertiary: #14141e;
    --bg-card: #000;
    --border-color: #333;
    --border-hover: #444;
    --text-primary: #e0e0e0;
    --text-secondary: #aaa;
    --text-muted: #888;
    --accent-blue: #4a9eff;
    --accent-blue-hover: #6bb3ff;
    --accent-orange: #ffb366;
    --accent-green: #a0e0a0;
    --button-bg: #3a3a5a;
    --button-border: #5a5a7a;
    --button-hover: #4a4a6a;
    --error-bg: #8b1a1a;
    --chart-accent-1: #4a9eff;
    --chart-accent-2: #a0e0a0;
    --chart-accent-3: #ffb366;
    --chart-accent-4: #dda0dd;
    --chart-accent-5: #87ceeb;
    --footer-height: 24px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Monospaced', 'Courier New', Courier, monospace;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-bottom: var(--footer-height);
}

/* --- Header --- */
header {
    background-color: var(--bg-secondary);
    padding: 8px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-color);
}

.header-left, .header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-container {
    display: flex;
    align-items: center;
    position: relative;
}

.logo-text {
    font-family: 'Doto', sans-serif;
    font-weight: 900;
    font-size: 36px;
    color: var(--text-primary);
    letter-spacing: 1px;
    line-height: 1;
    opacity: 0.9;
    white-space: nowrap;
}

/* Loading Indicator */
.loading-indicator {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--accent-blue);
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    margin-top: 2px;
    pointer-events: none;
}

.loading-indicator.active {
    opacity: 1;
    animation: loading-pulse 1.5s ease-in-out infinite;
}

@keyframes loading-pulse {
    0% { width: 0; }
    50% { width: var(--logo-text-width, 280px); }
    100% { width: 0; }
}

/* --- Buttons --- */
button {
    background-color: var(--button-bg);
    border: 1px solid var(--button-border);
    color: var(--text-primary);
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.9em;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--button-hover);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

button.primary {
    background-color: #3c5078;
    border-color: #5a6a9a;
}

button.primary:hover {
    background-color: #4a5f8a;
}

#btn-refresh {
    font-size: 1.1em;
}

/* --- Select / Dropdown --- */
select {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9em;
    min-width: 200px;
}

select:hover {
    border-color: var(--border-hover);
}

select:focus {
    outline: none;
    border-color: #555;
    box-shadow: 0 0 0 2px rgba(85, 85, 85, 0.2);
}

select option {
    background-color: var(--bg-card);
}

/* --- Main Container --- */
main.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    overflow-y: auto;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
}

/* --- Dashboard Grid --- */
.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(600px, 1fr));
    gap: 20px;
}

@media (max-width: 700px) {
    .dashboard {
        grid-template-columns: 1fr;
    }
}


/* --- Metric Card --- */
.metric-card {
    position: relative;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 16px;
    display: flex;
    flex-direction: column;
}

.metric-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.metric-card-title {
    font-size: 1.1em;
    font-weight: bold;
    color: var(--text-primary);
    margin: 0;
}

.metric-card-description {
    font-size: 0.85em;
    color: var(--text-secondary);
    margin: 4px 0 0 0;
}

.metric-card-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.lod-selector {
    min-width: 80px;
    padding: 4px 8px;
    font-size: 0.8em;
}

/* --- Metric Card Chart Container --- */
.metric-card-chart-container {
    position: relative;
    height: 350px;
    width: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 12px;
}

.metric-card-message-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 4px;
    z-index: 10;
    color: var(--text-secondary);
    font-size: 0.9em;
}

.metric-card-message-overlay.visible {
    display: flex;
}

.metric-card-message-overlay.error {
    background-color: rgba(139, 26, 26, 0.2);
    color: #ff6b6b;
}

/* --- Chart Container --- */
.chart-container {
    position: relative;
    height: 350px;
    width: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 12px;
}

.chart-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 4px;
    z-index: 10;
}

.chart-loading-text {
    color: var(--text-secondary);
    font-size: 0.9em;
}

.chart-error {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(139, 26, 26, 0.2);
    border-radius: 4px;
    z-index: 10;
}

.chart-error-text {
    color: #ff6b6b;
    font-size: 0.9em;
    text-align: center;
    padding: 20px;
}

/* "No data yet" state (non-error, just waiting) */
.chart-error.no-data {
    background-color: rgba(100, 100, 100, 0.2);
}

.chart-error.no-data .chart-error-text {
    color: var(--text-secondary);
}

/* --- Status Messages --- */
.status-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 1em;
}

.status-message.error {
    color: #ff6b6b;
}

/* --- Error Bar (global) --- */
.error-bar {
    position: fixed;
    top: 54px;
    left: 0;
    width: 100%;
    background-color: var(--error-bg);
    color: #ffffff;
    padding: 10px 40px 10px 15px;
    display: none;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #aa2a2a;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    z-index: 1001;
}

.error-bar.visible {
    display: flex;
}

.error-bar-message {
    flex: 1;
    font-size: 0.9em;
    line-height: 1.4;
}

.error-bar-close {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    transition: background-color 0.2s;
}

.error-bar-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* --- Empty State --- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.2em;
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.empty-state-description {
    font-size: 0.9em;
    color: var(--text-secondary);
    margin: 0;
}

/* --- Refresh Button Spinner --- */
.btn-refresh.loading {
    pointer-events: none;
}

.btn-refresh.loading::after {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 6px;
    border: 2px solid var(--text-muted);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* --- Tooltips --- */
[data-tooltip] {
    position: relative;
    cursor: pointer;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    top: 115%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #2a2a3a;
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: 4px;
    border: 1px solid #4a4a6a;
    font-size: 12px;
    font-family: sans-serif;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    transition-delay: 0.5s;
    z-index: 1000;
    pointer-events: none;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}