:root {
    --bg-color: #0b0f19;
    --panel-bg: #111827;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --accent: #3b82f6;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --border: #1f2937;
    --success: #10b981;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.5;
    padding: 2rem;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

.header {
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--primary);
    padding-bottom: 1rem;
}

.header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-main);
    text-transform: uppercase;
}

.header p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.panel {
    background-color: var(--panel-bg);
    border: 1px solid var(--border);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 0;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-control {
    width: 100%;
    background-color: var(--bg-color);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    border-radius: 0;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.btn {
    display: inline-block;
    font-family: inherit;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    border: none;
    border-radius: 0;
    background-color: var(--primary);
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
    width: 100%;
}

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

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--primary);
    color: var(--accent);
    margin-top: 0;
}

.btn-secondary:hover {
    background-color: rgba(37, 99, 235, 0.15);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.875rem;
    padding: 0.6rem 1rem;
}

.btn-outline:hover {
    border-color: var(--text-muted);
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.03);
}

/* Dashboard Header & ID Badge */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.dashboard-title {
    text-transform: uppercase;
    color: var(--text-muted);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    margin: 0;
}

.id-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.id-badge code {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent);
    background: var(--bg-color);
    padding: 0.25rem 0.6rem;
    border: 1px solid var(--border);
    font-weight: 600;
}

/* Loading State */
#loading-state {
    display: none;
    text-align: center;
    padding: 3rem 0;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.5rem auto;
}

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

#loading-state h3 {
    color: var(--accent);
    margin-bottom: 0.5rem;
}

/* Dashboard Output */
#dashboard-state {
    display: none;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.kpi-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-left: 4px solid var(--accent);
}

.kpi-card h4 {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.kpi-card .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

.kpi-card.full-width {
    grid-column: 1 / -1;
}

.split-bar-container {
    height: 12px;
    width: 100%;
    background-color: var(--border);
    display: flex;
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.split-segment {
    height: 100%;
}

.split-legend {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.5rem;
    font-size: 0.8rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legend-color {
    width: 12px;
    height: 12px;
    display: inline-block;
}

@media (max-width: 640px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}