/* QAF App Design System — authenticated product chrome */

:root {
    --qaf-black: #0F0F0F;
    --qaf-black-hover: #1a1a1a;
    --qaf-lime: #C6F135;
    --qaf-lime-hover: #b8e22e;
    --qaf-lime-soft: #eaf5b8;
    --qaf-border: #e8e8e8;
    --qaf-border-strong: #e0e0e0;
    --qaf-surface: #fff;
    --qaf-surface-muted: #fafafa;
    --qaf-page-bg: #f0f0f0;
    --qaf-text: #111;
    --qaf-muted: #888;
    --qaf-muted-dark: #666;
    --qaf-danger: #ef4444;
    --qaf-success: #22c55e;
    --qaf-radius: 14px;
    --qaf-radius-sm: 10px;
    --qaf-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    --qaf-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
    --sidebar-w: 250px;
    --header-h: 60px;
}

/* —— Buttons —— */
.btn-qaf-primary,
.btn-primary {
    background: var(--qaf-black) !important;
    border-color: var(--qaf-black) !important;
    color: #fff !important;
    font-weight: 600;
    border-radius: var(--qaf-radius-sm);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.btn-qaf-primary:hover,
.btn-qaf-primary:focus,
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.btn-primary.active {
    background: var(--qaf-black-hover) !important;
    border-color: var(--qaf-black-hover) !important;
    color: #fff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-qaf-accent,
.btn-info {
    background: var(--qaf-lime) !important;
    border-color: var(--qaf-lime) !important;
    color: var(--qaf-black) !important;
    font-weight: 600;
    border-radius: var(--qaf-radius-sm);
}

.btn-qaf-accent:hover,
.btn-qaf-accent:focus,
.btn-info:hover,
.btn-info:focus {
    background: var(--qaf-lime-hover) !important;
    border-color: var(--qaf-lime-hover) !important;
    color: var(--qaf-black) !important;
}

/* Map Bootstrap success (often used as primary CTA) to brand black */
.app-workspace .btn-success:not(.btn-outline-success) {
    background: var(--qaf-black) !important;
    border-color: var(--qaf-black) !important;
    color: #fff !important;
    font-weight: 600;
}

.app-workspace .btn-success:not(.btn-outline-success):hover {
    background: var(--qaf-black-hover) !important;
    border-color: var(--qaf-black-hover) !important;
    color: #fff !important;
}

.btn-qaf-ghost,
.btn-outline-primary {
    background: #fff;
    color: var(--qaf-text) !important;
    border: 1.5px solid #ccc !important;
    font-weight: 500;
    border-radius: var(--qaf-radius-sm);
}

.btn-qaf-ghost:hover,
.btn-outline-primary:hover {
    background: #f5f5f5 !important;
    border-color: #999 !important;
    color: var(--qaf-text) !important;
}

.btn-check:checked + .btn-outline-primary,
.btn-check:active + .btn-outline-primary,
.btn-outline-primary:active,
.btn-outline-primary.active {
    background: var(--qaf-black) !important;
    border-color: var(--qaf-black) !important;
    color: #fff !important;
}

.bg-primary { background-color: var(--qaf-black) !important; }
.bg-info { background-color: var(--qaf-lime) !important; color: var(--qaf-black) !important; }
.text-primary { color: var(--qaf-text) !important; }
.border-primary { border-color: var(--qaf-lime) !important; }

/* —— Cards —— */
.card {
    border: 1px solid var(--qaf-border);
    border-radius: var(--qaf-radius);
    box-shadow: var(--qaf-shadow);
    margin-bottom: 1rem;
    background: var(--qaf-surface);
    transition: box-shadow 0.2s, border-color 0.2s;
}

.card:hover {
    transform: none;
    box-shadow: var(--qaf-shadow-lg);
}

.app-workspace .card:hover {
    transform: none;
}

.card-header {
    background: var(--qaf-surface-muted);
    border-bottom: 1px solid var(--qaf-border);
    font-weight: 600;
    border-radius: var(--qaf-radius) var(--qaf-radius) 0 0;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--qaf-lime);
    box-shadow: 0 0 0 0.2rem rgba(198, 241, 53, 0.2);
}

.alert { border-radius: var(--qaf-radius-sm); border: none; }

/* —— Page heading —— */
.page-heading-card {
    background: var(--qaf-surface);
    border: 1px solid var(--qaf-border);
    border-left: 4px solid var(--qaf-lime);
    border-radius: var(--qaf-radius);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--qaf-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.page-heading-card h1,
.page-heading-card h2 {
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--qaf-text);
    margin: 0 0 0.25rem 0;
    letter-spacing: -0.02em;
}

.page-heading-card p {
    color: var(--qaf-muted-dark);
    font-size: 0.95rem;
    margin: 0;
}

/* —— Workspace layout —— */
.app-workspace {
    width: 100%;
    max-width: none;
    padding: 0 1.25rem 2rem;
}

.qaf-pane {
    background: var(--qaf-surface);
    border: 1px solid var(--qaf-border);
    border-radius: var(--qaf-radius);
    box-shadow: var(--qaf-shadow);
    overflow: hidden;
    margin-bottom: 1rem;
}

.qaf-pane-header {
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid var(--qaf-border);
    background: var(--qaf-surface-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.qaf-pane-header h5,
.qaf-pane-header h6 {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--qaf-text);
}

.qaf-pane-body { padding: 1rem 1.15rem; }

.qaf-toolbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.qaf-context-bar {
    background: var(--qaf-surface);
    border: 1px solid var(--qaf-border);
    border-radius: var(--qaf-radius);
    padding: 0.85rem 1.15rem;
    margin-bottom: 1rem;
    box-shadow: var(--qaf-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.qaf-workspace-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    align-items: start;
}

@media (max-width: 992px) {
    .qaf-workspace-grid { grid-template-columns: 1fr; }
}

/* Neutral canvas */
.canvas-holder {
    background: #f7f7f7 !important;
    border: 1px solid var(--qaf-border) !important;
    border-radius: var(--qaf-radius);
}

/* —— Empty state —— */
.qaf-empty {
    text-align: center;
    padding: 2.5rem 1.5rem;
    color: var(--qaf-muted);
}

.qaf-empty i {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.75rem;
    opacity: 0.45;
    color: var(--qaf-black);
}

.qaf-empty p {
    margin: 0 0 1rem;
    font-size: 0.95rem;
}

/* —— Stat cards —— */
.qaf-stat-card {
    background: var(--qaf-surface);
    border: 1px solid var(--qaf-border);
    border-radius: var(--qaf-radius);
    padding: 1.2rem 1.3rem;
    box-shadow: var(--qaf-shadow);
    display: flex;
    align-items: center;
    gap: 0.95rem;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.qaf-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--qaf-shadow-lg);
    border-color: var(--qaf-lime);
}

.qaf-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--qaf-black);
    color: var(--qaf-lime);
    flex-shrink: 0;
}

/* —— Study chip (header) —— */
.study-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    max-width: 280px;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    background: rgba(198, 241, 53, 0.12);
    border: 1px solid rgba(198, 241, 53, 0.35);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.study-chip i { color: var(--qaf-lime); flex-shrink: 0; }
.study-chip .study-chip-name {
    overflow: hidden;
    text-overflow: ellipsis;
    color: rgba(255, 255, 255, 0.9);
}
.study-chip.study-chip-empty {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.5);
    font-weight: 500;
}
.study-chip.study-chip-empty i { color: rgba(255, 255, 255, 0.4); }

.app-header-right {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

@media (max-width: 768px) {
    .study-chip { display: none; }
}

/* —— Toast —— */
.qaf-toast-host {
    position: fixed;
    top: calc(var(--header-h) + 12px);
    right: 16px;
    z-index: 11000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: min(380px, calc(100vw - 32px));
    pointer-events: none;
}

.qaf-toast {
    pointer-events: auto;
    background: var(--qaf-black);
    color: #fff;
    border-radius: var(--qaf-radius-sm);
    padding: 0.85rem 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-left: 4px solid var(--qaf-lime);
    animation: qafToastIn 0.25s ease;
}

.qaf-toast.qaf-toast-success { border-left-color: var(--qaf-success); }
.qaf-toast.qaf-toast-error { border-left-color: var(--qaf-danger); }
.qaf-toast.qaf-toast-info { border-left-color: var(--qaf-lime); }

.qaf-toast i { flex-shrink: 0; margin-top: 2px; }
.qaf-toast-msg { flex: 1; line-height: 1.4; }
.qaf-toast-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    padding: 0;
    font-size: 1.1rem;
    line-height: 1;
}
.qaf-toast-close:hover { color: #fff; }

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

/* —— Confirm modal —— */
.qaf-confirm-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 11010;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.qaf-confirm-dialog {
    background: #fff;
    border-radius: var(--qaf-radius);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
    max-width: 420px;
    width: 100%;
    padding: 1.5rem;
    border: 1px solid var(--qaf-border);
}

.qaf-confirm-dialog h5 {
    margin: 0 0 0.5rem;
    font-weight: 800;
    color: var(--qaf-text);
}

.qaf-confirm-dialog p {
    margin: 0 0 1.25rem;
    color: var(--qaf-muted-dark);
    font-size: 0.95rem;
    line-height: 1.45;
}

.qaf-confirm-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

/* —— Database list —— */
.db-folder {
    background: var(--qaf-surface);
    border: 1px solid var(--qaf-border);
    border-radius: var(--qaf-radius);
    margin-bottom: 0.85rem;
    box-shadow: var(--qaf-shadow);
    overflow: hidden;
}

.db-folder-header {
    padding: 1rem 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: var(--qaf-surface-muted);
    border-bottom: 1px solid transparent;
    transition: background 0.15s;
}

.db-folder-header:hover { background: #f4f4f4; }
.db-folder.open .db-folder-header { border-bottom-color: var(--qaf-border); }

.db-folder-title {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-weight: 700;
    color: var(--qaf-text);
    margin: 0;
    font-size: 1rem;
}

.db-folder-title i { color: var(--qaf-black); }
.db-folder-count {
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--qaf-lime-soft);
    color: var(--qaf-black);
    border: 1px solid rgba(198, 241, 53, 0.4);
    padding: 0.2rem 0.55rem;
    border-radius: 20px;
}

.db-scan-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid #f5f5f5;
    flex-wrap: wrap;
}

.db-scan-row:last-child { border-bottom: none; }
.db-scan-row:hover { background: #fafcf0; }

.db-scan-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}

.db-scan-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--qaf-black);
    color: var(--qaf-lime);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.db-scan-name {
    font-weight: 600;
    color: var(--qaf-text);
    margin: 0;
    word-break: break-word;
}

.db-scan-actions {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

/* —— Software / tools heading alignment —— */
.software-header,
.miq-header {
    background: var(--qaf-surface) !important;
    border: 1px solid var(--qaf-border) !important;
    border-left: 4px solid var(--qaf-lime) !important;
    border-radius: var(--qaf-radius) !important;
    box-shadow: var(--qaf-shadow) !important;
}

.software-header::before { display: none !important; }