/* ========================================
   Lunatech Draftsman — Cyberpunk Terminal UI
   ======================================== */

/* --- CSS Variables --- */
:root {
    /* Backgrounds */
    --bg-deep: #0a0e14;
    --bg-surface: #111827;
    --bg-elevated: #1a2234;
    --bg-input: #0d1117;
    
    /* Accents */
    --accent-primary: #00f2ff;
    --accent-secondary: #00d4c8;
    --accent-glow: rgba(0, 242, 255, 0.15);
    --accent-glow-strong: rgba(0, 242, 255, 0.3);
    
    /* Text */
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-dim: #484f58;
    
    /* States */
    --error: #ff6b6b;
    --error-glow: rgba(255, 107, 107, 0.2);
    --success: #00ff88;
    --success-glow: rgba(0, 255, 136, 0.2);
    --warning: #ffd93d;
    
    /* Borders */
    --border-default: #21262d;
    --border-active: #30363d;
    
    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

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

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

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

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

/* --- Layout --- */
.app-container {
    display: grid;
    grid-template-columns: 260px 1fr;
    grid-template-rows: auto 1fr auto;
    min-height: 100vh;
}

/* --- Header --- */
.app-header {
    grid-column: 1 / -1;
    background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-surface) 100%);
    border-bottom: 1px solid var(--border-default);
    padding: var(--space-md) var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.app-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0.5;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-deep);
    border: 1px solid var(--accent-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.logo-text h1 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo-text span {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.header-status {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-dim);
}

.status-indicator {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* --- Sidebar --- */
.app-sidebar {
    background: var(--bg-surface);
    border-right: 1px solid var(--border-default);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.sidebar-section h3 {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-dim);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-default);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.nav-item:hover, .nav-item.active {
    background: var(--bg-elevated);
    color: var(--accent-primary);
}

.nav-item .icon {
    width: 18px;
    text-align: center;
}

.sidebar-info {
    margin-top: auto;
    padding: var(--space-md);
    background: var(--bg-deep);
    border-radius: 8px;
    border: 1px solid var(--border-default);
}

.sidebar-info p {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-bottom: var(--space-xs);
}

.sidebar-info code {
    font-family: var(--font-mono);
    color: var(--accent-secondary);
    font-size: 0.7rem;
}

/* --- Main Content --- */
.app-main {
    padding: var(--space-xl);
    overflow-y: auto;
}

.content-header {
    margin-bottom: var(--space-xl);
}

.content-header h2 {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.content-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* --- Cards --- */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0;
    transition: var(--transition-normal);
}

.card:hover {
    border-color: var(--border-active);
    box-shadow: 0 0 30px var(--accent-glow);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-default);
}

.card-title {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: var(--space-xs) var(--space-sm);
    background: var(--accent-glow);
    color: var(--accent-primary);
    border-radius: 4px;
    text-transform: uppercase;
}

/* --- Form Elements --- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.form-label .required {
    color: var(--error);
}

.form-input,
.form-select,
.form-textarea {
    background: var(--bg-input);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    padding: var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
    width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-dim);
}

.form-input:hover:not(:focus),
.form-select:hover:not(:focus),
.form-textarea:hover:not(:focus) {
    border-color: var(--border-active);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b949e' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.5;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-dim);
}

/* Input with icon */
.input-wrapper {
    position: relative;
}

.input-wrapper .form-input {
    padding-left: 40px;
}

.input-wrapper .input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* --- Primary Button --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: transparent;
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--accent-glow-strong), transparent);
    transition: var(--transition-slow);
}

.btn-primary:hover:not(:disabled)::before {
    left: 100%;
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-primary);
    color: var(--bg-deep);
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary .spinner {
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* --- Form Actions --- */
.form-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-default);
}

/* --- Status/Output Area --- */
.status-panel {
    background: var(--bg-deep);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    padding: var(--space-lg);
    margin-top: var(--space-xl);
}

.status-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.status-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-content {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
    color: var(--text-secondary);
    min-height: 80px;
    white-space: pre-wrap;
}

.status-content.success {
    color: var(--success);
}

.status-content.error {
    color: var(--error);
}

.status-line {
    display: flex;
    gap: var(--space-sm);
}

.status-line .prefix {
    color: var(--accent-primary);
}

.status-line.error .prefix {
    color: var(--error);
}

.status-line.success .prefix {
    color: var(--success);
}

/* --- Footer --- */
.app-footer {
    grid-column: 1 / -1;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-default);
    padding: var(--space-md) var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
}

.footer-left {
    color: var(--text-dim);
}

.footer-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.branch-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-deep);
    border: 1px solid var(--border-default);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-secondary);
}

.branch-badge .icon {
    opacity: 0.7;
}

.version-badge {
    font-family: var(--font-mono);
    color: var(--text-dim);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: 1fr;
    }
    
    .app-sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .app-header {
        padding: var(--space-md);
    }
    
    .app-main {
        padding: var(--space-md);
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: var(--space-md);
    }
    
    .form-actions {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .btn-primary {
        width: 100%;
    }
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

/* --- Validation States --- */
.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
    border-color: var(--error);
    box-shadow: 0 0 0 3px var(--error-glow);
}

.form-group.error .form-label {
    color: var(--error);
}

.error-message {
    font-size: 0.75rem;
    color: var(--error);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Success state for form */
.form-group.success .form-input,
.form-group.success .form-select,
.form-group.success .form-textarea {
    border-color: var(--success);
}

/* --- Output Section --- */
.output-section {
    margin-top: var(--space-2xl);
}

.output-section h3 {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.output-section h3 .icon {
    color: var(--accent-primary);
}

/* ========================================
   E9.4 / E9.5: Execution Console
   ======================================== */

.execution-console {
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    margin-top: var(--space-xl);
    overflow: hidden;
    transition: var(--transition-normal);
}

.console-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-xl);
    background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-surface) 100%);
    border-bottom: 1px solid var(--border-default);
}

.console-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.console-title .icon {
    color: var(--accent-primary);
    font-size: 1rem;
}

.console-title h3 {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.console-controls {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.console-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-deep);
    color: var(--accent-secondary);
    border: 1px solid var(--border-default);
    border-radius: 4px;
    text-transform: uppercase;
}

.btn-icon {
    background: var(--bg-deep);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    width: 28px;
    height: 28px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn-icon.btn-danger:hover {
    border-color: var(--error);
    color: var(--error);
}

/* Agent Grid */
.agent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-md);
    padding: var(--space-xl);
}

/* Individual Agent Card */
.agent-card {
    background: var(--bg-deep);
    border: 1px solid var(--border-default);
    border-radius: 10px;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.agent-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--border-default);
    transition: var(--transition-normal);
}

.agent-card.running::before {
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

.agent-card.success::before {
    background: var(--success);
}

.agent-card.failed::before {
    background: var(--error);
}

.agent-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.agent-icon {
    width: 32px;
    height: 32px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-active);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.agent-info {
    flex: 1;
    min-width: 0;
}

.agent-name {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.agent-role {
    display: block;
    font-size: 0.65rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.agent-status-indicator {
    flex-shrink: 0;
}

.agent-dot {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-dim);
}

.agent-dot.idle    { background: var(--text-dim); }
.agent-dot.pending { background: var(--warning); animation: pulse 1.5s infinite; }
.agent-dot.running { background: var(--accent-primary); animation: pulse 1s infinite; box-shadow: 0 0 6px var(--accent-primary); }
.agent-dot.success { background: var(--success); box-shadow: 0 0 6px var(--success); }
.agent-dot.failed  { background: var(--error); box-shadow: 0 0 6px var(--error); }
.agent-dot.canceled { background: var(--text-dim); }

.agent-model {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.model-label {
    font-size: 0.6rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.model-name {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--accent-secondary);
    background: var(--bg-surface);
    padding: 2px 6px;
    border-radius: 3px;
    border: 1px solid var(--border-default);
}

/* Agent Progress Bar */
.agent-progress {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.progress-bar {
    height: 4px;
    background: var(--bg-surface);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent-primary);
    border-radius: 2px;
    transition: width 0.5s ease;
}

.agent-card.success .progress-fill { background: var(--success); }
.agent-card.failed .progress-fill  { background: var(--error); width: 100% !important; }
.agent-card.idle .progress-fill   { background: var(--text-dim); }

.progress-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-dim);
    text-transform: uppercase;
}

/* Agent Log */
.agent-log {
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    padding: var(--space-sm);
    height: 60px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-dim);
    line-height: 1.6;
}

.log-entry {
    margin: 0;
}

.log-entry.log-idle    { color: var(--text-dim); }
.log-entry.log-running { color: var(--accent-primary); }
.log-entry.log-success { color: var(--success); }
.log-entry.log-error   { color: var(--error); }
.log-entry.log-warn    { color: var(--warning); }

/* Stage Timeline */
.console-timeline {
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--border-default);
    background: var(--bg-deep);
}

.timeline-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.timeline-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    min-width: 80px;
}

.stage-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bg-surface);
    border: 2px solid var(--border-active);
    transition: var(--transition-normal);
}

.timeline-stage.active .stage-dot {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

.timeline-stage.done .stage-dot {
    background: var(--success);
    border-color: var(--success);
}

.timeline-stage.failed .stage-dot {
    background: var(--error);
    border-color: var(--error);
}

.stage-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timeline-stage.active .stage-label { color: var(--accent-primary); }
.timeline-stage.done .stage-label    { color: var(--success); }
.timeline-stage.failed .stage-label  { color: var(--error); }

.timeline-connector {
    flex: 1;
    height: 2px;
    background: var(--border-default);
    max-width: 60px;
}

.timeline-connector.done {
    background: var(--success);
}

/* Land type badge colours */
.card-badge.INDUSTRIAL { background: rgba(255, 107, 107, 0.15); color: #ff6b6b; }
.card-badge.RESIDENTIAL { background: rgba(0, 242, 255, 0.15); color: #00f2ff; }
.card-badge.COMMERCIAL  { background: rgba(148, 0, 211, 0.15); color: #9400d3; }
.card-badge.AGRICULTURAL { background: rgba(0, 255, 136, 0.15); color: #00ff88; }
.card-badge.MIXED { background: rgba(255, 215, 0, 0.15); color: #ffd700; }