/* ============================================================================
   QUEEN BOOKS — Refined UI v2
   Clean, spacious, responsive layout
   ============================================================================ */

.qb-page {
    --qb-accent: var(--mm-accent, #EC7014);
    --qb-accent-soft: color-mix(in srgb, var(--qb-accent) 10%, transparent);
    --qb-surface: var(--mm-surface, #F8F3EB);
    --qb-surface-elevated: color-mix(in srgb, var(--qb-surface) 94%, white);
    --qb-border: color-mix(in srgb, var(--mm-border-subtle, #ddd) 60%, transparent);
    --qb-radius: 14px;
    --qb-radius-sm: 10px;
    --qb-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.03);
    --qb-gap: clamp(1rem, 2vw, 1.5rem);

    display: flex;
    flex-direction: column;
    gap: var(--qb-gap);
    max-width: 960px;
    margin: 0 auto;
    padding: var(--qb-gap) 0;
    animation: qb-fade-in 300ms ease-out;
}

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

.qb-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    border-radius: var(--qb-radius);
    border: 1px solid var(--qb-border);
    border-left: 4px solid var(--qb-accent);
    background: var(--qb-surface-elevated);
    box-shadow: var(--qb-shadow);
}

.qb-title {
    margin: 0;
    font-family: var(--mm-font-heading);
    font-size: clamp(1.15rem, 1vw + 0.9rem, 1.5rem);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qb-title i { color: var(--qb-accent); }

.qb-subtitle {
    margin: 0.25rem 0 0;
    color: var(--mm-text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

.qb-header-badges {
    display: flex;
    gap: 0.4rem;
    flex-shrink: 0;
}

.qb-header .mm-tag {
    font-size: 0.68rem;
    border-radius: 999px;
    white-space: nowrap;
}

/* ── Metrics Row ────────────────────────────────────────────────────────── */

.qb-metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.qb-metric-card {
    padding: 1rem 1.15rem;
    border: 1px solid var(--qb-border);
    border-radius: var(--qb-radius-sm);
    background: var(--qb-surface-elevated);
    box-shadow: var(--qb-shadow);
    transition: transform 200ms ease;
}

.qb-metric-card:hover { transform: translateY(-1px); }

.qb-metric-card h3 {
    margin: 0;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--mm-text-secondary);
    display: flex;
    gap: 0.35rem;
    align-items: center;
}

.qb-metric-card h3 i { color: var(--qb-accent); font-size: 0.72rem; }

.qb-metric-card p {
    margin: 0.4rem 0 0;
    font-family: var(--mm-font-support, monospace);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--mm-text);
}

/* ── Panels (cards) ─────────────────────────────────────────────────────── */

.qb-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--qb-border);
    border-radius: var(--qb-radius);
    background: var(--qb-surface-elevated);
    box-shadow: var(--qb-shadow);
}

.qb-panel-title {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-family: var(--mm-font-heading);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--qb-border);
}

.qb-panel-title i { color: var(--qb-accent); }

/* ── Grid: side-by-side on desktop, stacked on mobile ───────────────────── */

.qb-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--qb-gap);
    align-items: start;
}

/* ── Forms ───────────────────────────────────────────────────────────────── */

.qb-form {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.qb-form.compact { gap: 0.7rem; }

.qb-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.qb-field label {
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--mm-text-secondary);
    font-weight: 600;
}

.qb-field .mm-input {
    border-color: var(--qb-border);
    border-radius: var(--qb-radius-sm);
    padding: 0.55rem 0.75rem;
    font-size: 0.88rem;
    background: var(--qb-surface);
    transition: border-color 150ms ease, box-shadow 150ms ease;
}

.qb-field .mm-input:focus {
    border-color: var(--qb-accent);
    background: #fff;
    box-shadow: 0 0 0 3px var(--qb-accent-soft);
    outline: none;
}

.qb-two-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

/* ── Checkboxes ─────────────────────────────────────────────────────────── */

.qb-checks {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding-top: 0.15rem;
}

.qb-checks label {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--mm-text-secondary);
    cursor: pointer;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid var(--qb-border);
    background: var(--qb-surface);
    transition: background 150ms ease, border-color 150ms ease;
}

.qb-checks label:hover {
    border-color: var(--qb-accent);
    background: var(--qb-accent-soft);
}

.qb-checks input[type="checkbox"] { accent-color: var(--qb-accent); }

/* ── Action buttons ─────────────────────────────────────────────────────── */

.qb-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    flex-wrap: wrap;
    padding-top: 0.25rem;
}

.qb-actions.single { justify-content: flex-start; }

.qb-actions .mm-btn {
    border-radius: var(--qb-radius-sm);
    font-size: 0.82rem;
    padding: 0.55rem 1.1rem;
    transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
}

.qb-actions .mm-btn-primary {
    background: linear-gradient(145deg, #ea7a28, #ff9c56);
    border: none;
    color: #fff;
}

.qb-actions .mm-btn-primary:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(234, 122, 40, 0.25);
}

.qb-actions .mm-btn-secondary {
    border-color: var(--qb-border);
    background: var(--qb-surface);
}

.qb-actions .mm-btn-secondary:hover { transform: translateY(-1px); }

/* ── JSON result block ──────────────────────────────────────────────────── */

.qb-result {
    margin: 0;
    background: #1e293b;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--qb-radius-sm);
    padding: 0.85rem 1rem;
    max-height: 180px;
    overflow: auto;
    font-family: var(--mm-font-mono, 'SF Mono', monospace);
    font-size: 0.72rem;
    line-height: 1.55;
    color: #cbd5e1;
    white-space: pre-wrap;
    word-break: break-word;
}

.qb-result:empty,
.qb-result:empty::before { display: none; }

.qb-result::-webkit-scrollbar { width: 6px; height: 6px; }
.qb-result::-webkit-scrollbar-track { background: transparent; }
.qb-result::-webkit-scrollbar-thumb { background: rgba(255,153,71,0.35); border-radius: 999px; }

/* ── Sync blocks (collapsible) ──────────────────────────────────────────── */

.qb-divider {
    height: 1px;
    background: var(--qb-border);
    margin: 0.25rem 0;
}

.qb-sync-block {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.qb-sync-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
    user-select: none;
    padding: 0.6rem 0.85rem;
    margin: 0 -0.25rem;
    border-radius: var(--qb-radius-sm);
    transition: background 150ms ease;
}

.qb-sync-header:hover { background: var(--qb-accent-soft); }

.qb-sync-header h4 {
    margin: 0;
    font-size: 0.88rem;
    font-family: var(--mm-font-heading);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex: 1;
}

.qb-sync-header h4 i { color: var(--qb-accent); }

.qb-sync-chevron {
    font-size: 0.7rem;
    color: var(--mm-text-secondary);
    transition: transform 200ms ease;
}

.qb-sync-block.collapsed .qb-sync-chevron { transform: rotate(-90deg); }
.qb-sync-block:not(.collapsed) .qb-sync-chevron { transform: rotate(0deg); }

.qb-sync-body {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    padding: 0.75rem;
    border: 1px solid var(--qb-border);
    border-radius: var(--qb-radius-sm);
    background: color-mix(in srgb, var(--qb-surface) 80%, white);
    overflow: hidden;
    transition: max-height 250ms ease, opacity 200ms ease, padding 200ms ease;
}

.qb-sync-block.collapsed .qb-sync-body {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    border-color: transparent;
    overflow: hidden;
}

.qb-sync-block:not(.collapsed) .qb-sync-body {
    max-height: 800px;
    opacity: 1;
}

/* ── Activity panel ─────────────────────────────────────────────────────── */

.qb-activity-panel { gap: 0.75rem; }

.qb-activity-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 320px;
    overflow-y: auto;
}

.qb-activity-list::-webkit-scrollbar { width: 5px; }
.qb-activity-list::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.1); border-radius: 999px; }

.qb-activity-item {
    border: 1px solid var(--qb-border);
    border-radius: var(--qb-radius-sm);
    padding: 0.6rem 0.75rem;
    background: var(--qb-surface);
    transition: background 150ms ease;
}

.qb-activity-item:hover { background: var(--qb-accent-soft); }

.qb-activity-item strong {
    display: block;
    margin-bottom: 0.15rem;
    font-size: 0.85rem;
}

.qb-activity-item p {
    margin: 0;
    color: var(--mm-text-secondary);
    font-size: 0.78rem;
    line-height: 1.4;
}

.qb-activity-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.2rem;
    gap: 0.5rem;
}

.qb-activity-time {
    font-size: 0.7rem;
    color: var(--mm-text-muted);
}

.qb-activity-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.12rem 0.45rem;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    border: 1px solid transparent;
}

.qb-badge-preview {
    background: color-mix(in srgb, var(--mm-info) 12%, transparent);
    color: var(--mm-info);
    border-color: color-mix(in srgb, var(--mm-info) 30%, transparent);
}

.qb-badge-create {
    background: color-mix(in srgb, var(--mm-success) 12%, transparent);
    color: var(--mm-success);
    border-color: color-mix(in srgb, var(--mm-success) 30%, transparent);
}

.qb-badge-stock,
.qb-badge-status {
    background: var(--qb-accent-soft);
    color: var(--qb-accent);
    border-color: color-mix(in srgb, var(--qb-accent) 30%, transparent);
}

.qb-badge-erro {
    background: color-mix(in srgb, var(--mm-error) 12%, transparent);
    color: var(--mm-error);
    border-color: color-mix(in srgb, var(--mm-error) 30%, transparent);
}

.qb-activity-empty {
    color: var(--mm-text-muted);
    font-size: 0.82rem;
    text-align: center;
    border: 1px dashed var(--qb-border);
    border-radius: var(--qb-radius-sm);
    padding: 1.5rem 1rem;
}

/* ── Animation ──────────────────────────────────────────────────────────── */

@keyframes qb-fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 1024px) {
    .qb-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .qb-page { padding: 0.75rem 0; }

    .qb-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 1rem 1.15rem;
    }

    .qb-header-badges { justify-content: flex-start; }

    .qb-metrics-grid { grid-template-columns: 1fr; }

    .qb-two-cols { grid-template-columns: 1fr; }

    .qb-panel { padding: 1.15rem; }

    .qb-actions {
        flex-direction: column;
    }

    .qb-actions .mm-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .qb-header { padding: 0.85rem; }
    .qb-panel { padding: 0.85rem; gap: 0.75rem; }
    .qb-metric-card { padding: 0.75rem; }
    .qb-title { font-size: 1.1rem; }
}