/**
 * Iteration Controller CSS - 334-Project Iterations-1
 * Styling for the reusable iteration navigation component
 * Based on Observatory CSS patterns
 */

/* =================================================================
   CSS VARIABLES (inherits from observatory.css)
   ================================================================= */
:root {
    --iter-bg: var(--obs-bg, #0d1117);
    --iter-surface: var(--obs-surface, #161b22);
    --iter-surface-hover: var(--obs-surface-hover, #1f2937);
    --iter-border: var(--obs-border, #30363d);
    --iter-text: var(--obs-text, #e6edf3);
    --iter-text-muted: var(--obs-text-muted, #8b949e);
    --iter-accent: var(--obs-accent, #22d3ee);
    --iter-accent-dim: var(--obs-accent-dim, rgba(34, 211, 238, 0.15));
    
    /* Status colors */
    --iter-status-pending: var(--status-pending, #8b949e);
    --iter-status-running: var(--status-running, #f59e0b);
    --iter-status-completed: var(--status-completed, #22c55e);
    --iter-status-error: var(--status-error, #ef4444);
    
    /* Loop colors */
    --iter-loop-color: #c084fc;
    --iter-loop-bg: rgba(168, 85, 247, 0.15);
}

/* =================================================================
   BASE CONTAINER
   ================================================================= */
.iter-ctrl {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 13px;
    color: var(--iter-text);
}

/* =================================================================
   COMPACT LAYOUT (for visualizer)
   ================================================================= */
.iter-ctrl--compact {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background: var(--iter-loop-bg);
    border-radius: 4px;
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.iter-ctrl--compact .iter-ctrl-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.iter-ctrl--compact .iter-ctrl-btn--nav {
    width: 24px;
    height: 24px;
    padding: 0;
    font-size: 10px;
    background: var(--iter-surface);
    border: 1px solid var(--iter-border);
    border-radius: 3px;
    color: var(--iter-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.iter-ctrl--compact .iter-ctrl-btn--nav:hover:not(:disabled) {
    background: var(--iter-accent-dim);
    border-color: var(--iter-accent);
}

.iter-ctrl--compact .iter-ctrl-btn--nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.iter-ctrl--compact .iter-ctrl-counter {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 12px;
    font-weight: 500;
    padding: 0 6px;
}

.iter-ctrl--compact .iter-ctrl-current {
    color: var(--iter-loop-color);
    font-weight: 600;
}

.iter-ctrl--compact .iter-ctrl-separator {
    color: var(--iter-text-muted);
}

.iter-ctrl--compact .iter-ctrl-total {
    color: var(--iter-text-muted);
}

.iter-ctrl--compact .iter-ctrl-status {
    font-size: 14px;
    margin-left: 4px;
}

/* =================================================================
   FULL LAYOUT (for details panel)
   ================================================================= */
.iter-ctrl--full {
    background: var(--iter-surface);
    border: 1px solid var(--iter-border);
    border-radius: 8px;
    overflow: hidden;
}

.iter-ctrl-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--iter-loop-bg);
    border-bottom: 1px solid var(--iter-border);
}

.iter-ctrl-icon {
    font-size: 16px;
}

.iter-ctrl-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--iter-loop-color);
    flex: 1;
}

.iter-ctrl-badge {
    font-size: 11px;
    padding: 2px 8px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    color: var(--iter-text-muted);
}

/* Navigation row */
.iter-ctrl-nav-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 14px;
    background: var(--iter-bg);
    border-bottom: 1px solid var(--iter-border);
}

.iter-ctrl--full .iter-ctrl-btn--nav {
    padding: 6px 10px;
    font-size: 11px;
    background: var(--iter-surface);
    border: 1px solid var(--iter-border);
    border-radius: 4px;
    color: var(--iter-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.15s ease;
}

.iter-ctrl--full .iter-ctrl-btn--nav:hover:not(:disabled) {
    background: var(--iter-accent-dim);
    border-color: var(--iter-accent);
    color: var(--iter-accent);
}

.iter-ctrl--full .iter-ctrl-btn--nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.iter-ctrl-counter-full {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 16px;
}

.iter-ctrl-label {
    font-size: 11px;
    color: var(--iter-text-muted);
    text-transform: uppercase;
}

.iter-ctrl-current-full {
    font-size: 18px;
    font-weight: 700;
    color: var(--iter-loop-color);
}

.iter-ctrl-separator-full {
    font-size: 12px;
    color: var(--iter-text-muted);
}

.iter-ctrl-total-full {
    font-size: 14px;
    color: var(--iter-text-muted);
}

/* =================================================================
   ITERATION DETAILS
   ================================================================= */
.iter-ctrl-details {
    padding: 12px 14px;
}

.iter-ctrl-detail-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 12px;
}

.iter-ctrl-detail-row:last-child {
    margin-bottom: 0;
}

.iter-ctrl-detail-label {
    min-width: 70px;
    color: var(--iter-text-muted);
    flex-shrink: 0;
}

.iter-ctrl-detail-value {
    color: var(--iter-text);
    word-break: break-word;
}

.iter-ctrl-detail-value--mono {
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    font-size: 11px;
    background: rgba(0, 0, 0, 0.2);
    padding: 2px 6px;
    border-radius: 3px;
}

.iter-ctrl-detail-value--error {
    color: var(--iter-status-error);
}

/* Status badge */
.iter-ctrl-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
}

.iter-ctrl-status-badge.status-pending {
    background: rgba(139, 148, 158, 0.15);
    color: var(--iter-status-pending);
}

.iter-ctrl-status-badge.status-running {
    background: rgba(245, 158, 11, 0.15);
    color: var(--iter-status-running);
}

.iter-ctrl-status-badge.status-completed {
    background: rgba(34, 197, 94, 0.15);
    color: var(--iter-status-completed);
}

.iter-ctrl-status-badge.status-error,
.iter-ctrl-status-badge.status-failed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--iter-status-error);
}

/* =================================================================
   VARIABLES SECTION
   ================================================================= */
.iter-ctrl-variables {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--iter-border);
}

.iter-ctrl-variables-header {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--iter-text-muted);
    margin-bottom: 8px;
}

.iter-ctrl-variables-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.iter-ctrl-variable {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 11px;
}

.iter-ctrl-var-name {
    color: var(--iter-accent);
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    min-width: 80px;
    flex-shrink: 0;
}

.iter-ctrl-var-value {
    color: var(--iter-text);
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    background: rgba(0, 0, 0, 0.2);
    padding: 2px 6px;
    border-radius: 3px;
    word-break: break-all;
}

/* =================================================================
   CHILDREN SECTION
   ================================================================= */
.iter-ctrl-children {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--iter-border);
}

.iter-ctrl-children-header {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--iter-text-muted);
    margin-bottom: 8px;
}

.iter-ctrl-children-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.iter-ctrl-child {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 4px;
    font-size: 11px;
}

.iter-ctrl-child-icon {
    font-size: 14px;
}

.iter-ctrl-child-type {
    flex: 1;
    color: var(--iter-text);
}

.iter-ctrl-child-status {
    font-size: 10px;
    text-transform: uppercase;
    padding: 1px 6px;
    border-radius: 3px;
}

.iter-ctrl-child-status.status-completed {
    background: rgba(34, 197, 94, 0.15);
    color: var(--iter-status-completed);
}

.iter-ctrl-child-status.status-running {
    background: rgba(245, 158, 11, 0.15);
    color: var(--iter-status-running);
}

.iter-ctrl-child-status.status-error,
.iter-ctrl-child-status.status-failed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--iter-status-error);
}

.iter-ctrl-child-duration {
    color: var(--iter-text-muted);
    font-family: 'SF Mono', Monaco, Consolas, monospace;
}

/* =================================================================
   LOADING / ERROR / EMPTY STATES
   ================================================================= */
.iter-ctrl-loading,
.iter-ctrl-error,
.iter-ctrl-empty {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--iter-text-muted);
    font-size: 12px;
}

.iter-ctrl-spinner {
    animation: iter-spin 1s linear infinite;
    font-size: 14px;
}

@keyframes iter-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.iter-ctrl-retry {
    padding: 4px 10px;
    font-size: 11px;
    background: var(--iter-surface);
    border: 1px solid var(--iter-border);
    border-radius: 4px;
    color: var(--iter-text);
    cursor: pointer;
    margin-left: auto;
}

.iter-ctrl-retry:hover {
    background: var(--iter-surface-hover);
}

/* =================================================================
   INTENT DETAILS PANEL INTEGRATION
   ================================================================= */
.intent-detail-section.iterations-section {
    margin-top: 16px;
}

.intent-detail-section.iterations-section h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    color: var(--iter-loop-color);
}

/* =================================================================
   VISUALIZER INTEGRATION
   ================================================================= */
.iterate-renderer-container .iter-ctrl--compact {
    margin: 8px 0;
}

.iterate-header .iter-ctrl--compact {
    margin-left: auto;
}

/* 334-Project Iterations-1: Iteration-scoped child block indicators */
.iteration-scoped {
    position: relative;
}

.iteration-scoped::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--obs-accent, #00d4ff);
    border-radius: 2px;
    opacity: 0.7;
}

.iteration-indicator {
    font-size: 0.7em;
    color: var(--obs-accent, #00d4ff);
    margin-left: 4px;
    font-weight: 600;
    opacity: 0.9;
}

.execution-status.iteration-scoped .status-text {
    font-size: 0.85em;
}

/* Pulse animation when iteration changes */
@keyframes iterationPulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4); }
    70% { box-shadow: 0 0 0 6px rgba(0, 212, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0); }
}

.iteration-scoped.just-updated {
    animation: iterationPulse 0.6s ease-out;
}