/* Captain Claw Loop Runner */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-hover: #30363d;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --red: #f85149;
    --yellow: #d29922;
    --purple: #bc8cff;
    --orange: #f78166;
    --radius: 8px;
    --radius-sm: 4px;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, monospace;
    --header-height: 48px;
}

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

html, body {
    height: 100%;
    overflow: hidden;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.5;
}

/* ─── Header ──────────────────────────────────────── */

.loop-header {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    flex-shrink: 0;
}

.loop-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.loop-header-left h1 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.loop-logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.loop-header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.loop-nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
}
.loop-nav-link:hover { color: var(--accent); }

.loop-badge {
    font-size: 11px;
    padding: 1px 8px;
    border-radius: 10px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 500;
}
.loop-badge:empty { display: none; }

.loop-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.loop-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}
.loop-status-dot.running { background: var(--accent); animation: pulse 1.5s infinite; }
.loop-status-dot.completed { background: var(--green); }
.loop-status-dot.stopped { background: var(--yellow); }
.loop-status-dot.failed { background: var(--red); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ─── Main ────────────────────────────────────────── */

.loop-main {
    height: calc(100% - var(--header-height));
    overflow-y: auto;
    padding: 20px 24px;
}

/* ─── Setup Section ───────────────────────────────── */

.loop-setup-row {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.loop-label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.loop-select,
.loop-input-number {
    padding: 6px 10px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 13px;
}
.loop-select { min-width: 220px; }
.loop-input-number { width: 80px; }
.loop-select:focus,
.loop-input-number:focus {
    outline: none;
    border-color: var(--accent);
}

/* ─── Buttons ─────────────────────────────────────── */

.loop-btn {
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.loop-btn:hover { background: var(--bg-hover); border-color: var(--text-muted); }
.loop-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.loop-btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.loop-btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.loop-btn-primary:disabled { background: var(--accent); opacity: 0.4; }

.loop-btn-secondary {
    background: var(--bg-tertiary);
    border-color: var(--border);
}

.loop-btn-danger {
    background: transparent;
    color: var(--red);
    border-color: var(--red);
}
.loop-btn-danger:hover { background: rgba(248, 81, 73, 0.15); }
.loop-btn-danger:disabled { opacity: 0.4; }

.loop-btn-small {
    padding: 4px 10px;
    font-size: 12px;
}

.loop-setup-actions {
    margin-top: 16px;
}

/* ─── No-vars info ────────────────────────────────── */

.loop-no-vars {
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 8px;
}

/* ─── Variable Grid ───────────────────────────────── */

.loop-var-grid-wrapper {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 8px;
}

.loop-var-toolbar {
    display: flex;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.loop-var-grid-scroll {
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
}

.loop-var-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
}

.loop-var-table th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.loop-var-table td {
    padding: 4px 6px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.loop-row-num {
    width: 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
}

.loop-var-input {
    width: 100%;
    min-width: 140px;
    padding: 5px 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 13px;
}
.loop-var-input:focus {
    outline: none;
    border-color: var(--accent);
}

.loop-remove-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}
.loop-remove-btn:hover {
    color: var(--red);
    background: rgba(248, 81, 73, 0.1);
}

/* ─── Progress Section ────────────────────────────── */

.loop-progress-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.loop-progress-bar-wrapper {
    flex: 1;
    height: 10px;
    background: var(--bg-tertiary);
    border-radius: 5px;
    overflow: hidden;
}

.loop-progress-bar {
    height: 100%;
    background: var(--accent);
    border-radius: 5px;
    width: 0%;
    transition: width 0.4s ease;
}

.loop-progress-text {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 80px;
    text-align: right;
}

/* Two-column: iterations | event log */

.loop-progress-body {
    display: flex;
    gap: 16px;
    min-height: 0;
}

.loop-iterations-col {
    flex: 1;
    min-width: 0;
    overflow-y: auto;
}

.loop-log-col {
    flex: 0 0 420px;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    max-height: calc(100vh - 160px);
}

.loop-log-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

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

.loop-log-messages {
    flex: 1;
    overflow-y: auto;
    padding: 6px 0;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    background: var(--bg-primary);
}

.loop-log-empty {
    padding: 16px;
    text-align: center;
    color: var(--text-muted);
    font-family: var(--font);
}

.loop-log-entry {
    padding: 1px 10px;
    display: flex;
    gap: 8px;
    align-items: baseline;
    border-bottom: 1px solid rgba(48, 54, 61, 0.4);
}
.loop-log-entry:hover {
    background: rgba(88, 166, 255, 0.04);
}

.loop-log-time {
    color: var(--text-muted);
    font-size: 11px;
    white-space: nowrap;
    flex-shrink: 0;
}

.loop-log-tag {
    font-size: 10px;
    font-weight: 600;
    padding: 0 5px;
    border-radius: 3px;
    text-transform: uppercase;
    white-space: nowrap;
    flex-shrink: 0;
}
.loop-log-tag.progress     { background: rgba(88, 166, 255, 0.12); color: var(--accent); }
.loop-log-tag.task_started { background: rgba(88, 166, 255, 0.12); color: var(--accent); }
.loop-log-tag.task_completed { background: rgba(63, 185, 80, 0.12); color: var(--green); }
.loop-log-tag.task_failed  { background: rgba(248, 81, 73, 0.12); color: var(--red); }
.loop-log-tag.synthesizing { background: rgba(188, 140, 255, 0.12); color: var(--purple); }
.loop-log-tag.completed    { background: rgba(63, 185, 80, 0.12); color: var(--green); }
.loop-log-tag.error        { background: rgba(248, 81, 73, 0.12); color: var(--red); }
.loop-log-tag.iteration    { background: rgba(247, 129, 102, 0.12); color: var(--orange); }

.loop-log-text {
    color: var(--text-secondary);
    word-break: break-word;
    min-width: 0;
}

.loop-iterations {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

@media (max-width: 900px) {
    .loop-progress-body {
        flex-direction: column;
    }
    .loop-log-col {
        flex: none;
        max-height: 300px;
    }
}

/* ─── Iteration Cards ─────────────────────────────── */

.loop-iter-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-left: 3px solid var(--text-muted);
    border-radius: var(--radius);
    padding: 10px 14px;
}
.loop-iter-card.loop-iter-running { border-left-color: var(--accent); }
.loop-iter-card.loop-iter-completed { border-left-color: var(--green); }
.loop-iter-card.loop-iter-failed { border-left-color: var(--red); }
.loop-iter-card.loop-iter-cancelled { border-left-color: var(--yellow); }

.loop-iter-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.loop-iter-num {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
    min-width: 90px;
}

.loop-iter-badge {
    font-size: 11px;
    padding: 1px 8px;
    border-radius: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.loop-iter-badge-pending   { background: var(--bg-tertiary); color: var(--text-muted); }
.loop-iter-badge-running   { background: rgba(88, 166, 255, 0.15); color: var(--accent); }
.loop-iter-badge-completed { background: rgba(63, 185, 80, 0.15); color: var(--green); }
.loop-iter-badge-failed    { background: rgba(248, 81, 73, 0.15); color: var(--red); }
.loop-iter-badge-cancelled { background: rgba(210, 153, 34, 0.15); color: var(--yellow); }

.loop-iter-duration {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.loop-iter-vars {
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.loop-iter-result {
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    background: var(--bg-primary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    max-height: 80px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.loop-iter-error {
    margin-top: 6px;
    font-size: 12px;
    color: var(--red);
    font-family: var(--font-mono);
    background: rgba(248, 81, 73, 0.08);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
}

/* ─── Done Actions ────────────────────────────────── */

.loop-done-actions {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}