/* wwwroot/css/composite-editor.css */
/* مشکل ۳۲: --radius-sm تعریف شد | مشکل ۳: inline style → CSS class */

:root {
    --primary: #1a56db; --primary-light: #e8f0fd; --primary-dark: #1341b0;
    --success: #0d9f6e; --success-light: #e3f8f0;
    --warning: #c27803; --warning-light: #fdf3e0;
    --danger:  #c81e1e; --danger-light:  #fde8e8;
    --info:    #0694a2; --info-light:    #e0f7f9;
    --gray-50: #f9fafb; --gray-100: #f3f4f6; --gray-200: #e5e7eb;
    --gray-300: #d1d5db; --gray-400: #9ca3af; --gray-500: #6b7280;
    --gray-600: #4b5563; --gray-700: #374151; --gray-800: #1f2937; --gray-900: #111827;
    --font: 'Vazirmatn', sans-serif;
    --radius-sm: 6px;   /* مشکل ۳۲: تعریف شد */
    --radius-md: 8px; --radius-lg: 12px; --radius-xl: 16px;
    --shadow-lg: 0 8px 32px rgba(0,0,0,.12); --transition: .15s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); background: var(--gray-50); color: var(--gray-800); font-size: 14px; line-height: 1.6; min-height: 100vh; }

.page-wrapper { max-width: 960px; margin: 0 auto; padding: 24px; }

/* مشکل ۳: کلاس‌های مشخص به جای inline style + [style*="..."] */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.header-actions { display: flex; gap: 8px; }
.subq-list-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.footer-actions {
    display: flex; justify-content: flex-end; gap: 8px;
    margin-top: 20px; padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

/* ─── Buttons ─── */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: var(--radius-md); font-family: var(--font); font-size: 13px; font-weight: 500; cursor: pointer; transition: all var(--transition); border: 1px solid transparent; white-space: nowrap; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary   { background: var(--primary);      color: #fff;            border-color: var(--primary); }
.btn-primary:hover:not(:disabled)   { background: var(--primary-dark); }
.btn-secondary { background: #fff;                color: var(--gray-700); border-color: var(--gray-200); }
.btn-secondary:hover:not(:disabled) { background: var(--gray-50); }
.btn-ghost     { background: transparent;         color: var(--gray-500); border-color: transparent; }
.btn-ghost:hover:not(:disabled)     { background: var(--gray-100); color: var(--gray-800); }
.btn-danger    { background: var(--danger-light); color: var(--danger);   border-color: var(--danger); }
.btn-sm   { padding: 4px 10px; font-size: 12px; }
.btn-icon { padding: 6px; }
.btn .ti  { font-size: 14px; }

/* ─── Badges ─── */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 500; }
.badge-primary  { background: var(--primary-light); color: var(--primary); }
.badge-success  { background: var(--success-light); color: var(--success); }
.badge-danger   { background: var(--danger-light);  color: var(--danger); }
.badge-warning  { background: var(--warning-light); color: var(--warning); }
.badge-gray     { background: var(--gray-100);       color: var(--gray-600); }
.badge-info     { background: var(--info-light);     color: var(--info); }
.badge-purple   { background: #ede9fe;               color: #5b21b6; }

/* ─── Cards ─── */
.card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 16px; }
.card-header { padding: 14px 18px; border-bottom: 1px solid var(--gray-200); display: flex; align-items: center; gap: 10px; }
.card-title  { font-size: 13px; font-weight: 600; color: var(--gray-900); }
.card-body   { padding: 18px; }

/* ─── Forms ─── */
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 12px; font-weight: 500; color: var(--gray-600); margin-bottom: 5px; }
.form-label .req { color: var(--danger); }
.form-control { width: 100%; padding: 7px 11px; border: 1px solid var(--gray-300); border-radius: var(--radius-md); font-family: var(--font); font-size: 13px; color: var(--gray-800); background: #fff; transition: border var(--transition); }
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
.form-control:disabled { background: var(--gray-100); color: var(--gray-400); cursor: not-allowed; }
.form-control.border-danger { border-color: var(--danger); }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

.section-title { font-size: 11px; font-weight: 600; color: var(--gray-400); text-transform: uppercase; letter-spacing: .06em; margin: 18px 0 10px; display: flex; align-items: center; gap: 8px; }
.section-title::after { content: ''; flex: 1; height: 1px; background: var(--gray-200); }

/* ─── Info boxes ─── */
.info-box { padding: 9px 12px; border-radius: var(--radius-md); font-size: 12px; display: flex; gap: 8px; align-items: flex-start; }
.info-box.info   { background: var(--info-light);   color: var(--info); }
.info-box.warning{ background: var(--warning-light);color: var(--warning); }
.info-box.locked { background: var(--gray-100);     color: var(--gray-500); }

/* ─── Parent block ─── */
.parent-block { border: 2px solid var(--primary); border-radius: var(--radius-xl); overflow: hidden; margin-bottom: 24px; }
.parent-block-header { padding: 14px 18px; background: var(--primary-light); border-bottom: 2px solid var(--primary); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.parent-label { background: var(--primary); color: #fff; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.parent-block-body { padding: 18px; }

/* ─── Source type selector ─── */
.source-type-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.source-type-option { border: 1.5px solid var(--gray-200); border-radius: var(--radius-md); padding: 12px; cursor: pointer; display: block; transition: all var(--transition); }
.source-type-option.selected { border-color: var(--primary); background: var(--primary-light); }

/* ─── Sub-question list ─── */
.subq-list { display: flex; flex-direction: column; gap: 12px; }

.subq-item { border: 1.5px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; transition: border .2s; }
.subq-item.active    { border-color: var(--primary); }
.subq-item.has-error { border-color: var(--danger); }
.subq-item.valid     { border-color: var(--success); }

/* مشکل Accessibility: button به جای div */
.subq-header {
    width: 100%; text-align: right;
    padding: 10px 14px; background: var(--gray-50);
    display: flex; align-items: center; gap: 8px;
    cursor: pointer; user-select: none;
    border: none; font-family: var(--font); font-size: 14px;
    transition: background var(--transition);
}
.subq-header:hover { background: var(--gray-100); }

.subq-num { width: 26px; height: 26px; border-radius: 50%; background: var(--gray-200); color: var(--gray-600); font-size: 11px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.subq-item.active .subq-num    { background: var(--primary); color: #fff; }
.subq-item.has-error .subq-num { background: var(--danger);  color: #fff; }
.subq-item.valid .subq-num     { background: var(--success); color: #fff; }

.subq-preview { flex: 1; font-size: 13px; color: var(--gray-700); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.subq-preview.text-danger { color: var(--danger); }

.subq-body { padding: 16px; border-top: 1px solid var(--gray-200); }
.subq-errors { background: var(--danger-light); border-radius: var(--radius-md); padding: 8px 12px; margin-bottom: 12px; display: flex; flex-direction: column; gap: 4px; }

/* ─── Answer options ─── */
.answer-option { display: flex; align-items: flex-start; gap: 8px; padding: 8px 10px; border: 1px solid var(--gray-200); border-radius: var(--radius-md); margin-bottom: 6px; transition: border var(--transition); }
.answer-option.correct { border-color: var(--success); background: var(--success-light); }
.option-mark { width: 22px; height: 22px; flex-shrink: 0; border-radius: 50%; background: var(--gray-100); color: var(--gray-500); font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.answer-option.correct .option-mark { background: var(--success); color: #fff; }

/* ─── TrueFalse ─── */
.tf-option { display: flex; align-items: center; gap: 8px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-md); padding: 10px; cursor: pointer; transition: all var(--transition); }
.tf-option.tf-correct { border-color: var(--success); background: var(--success-light); }

/* ─── Inline number inputs ─── */
.inline-num-input { width: 52px; padding: 2px 6px; border: 1px solid var(--gray-300); border-radius: var(--radius-sm); font-family: var(--font); font-size: 12px; }

/* ─── Add sub-question button ─── */
.add-subq-btn { border: 2px dashed var(--gray-200); border-radius: var(--radius-lg); padding: 16px; text-align: center; cursor: pointer; color: var(--gray-400); font-size: 13px; transition: all .15s; margin-top: 12px; }
.add-subq-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

/* مشکل ۳: validation summary — کلاس به جای style* selector */
.validation-summary-box {
    background: var(--danger-light);
    border: 1px solid var(--danger);
    border-radius: var(--radius-lg);
    padding: 14px 16px;
    margin-top: 16px;
}
.val-error-row { cursor: pointer; padding: 4px; border-radius: 4px; display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--danger); }
.val-error-row:hover { background: rgba(200,30,30,.08); }

/* ─── Modal — مشکل ۳۳: استفاده از CSS modal برای ConfirmDialog ─── */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.4); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 0; pointer-events: none; transition: opacity .2s; }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal { background: #fff; border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); width: 560px; max-width: 96vw; max-height: 88vh; display: flex; flex-direction: column; transform: translateY(8px); transition: transform .2s; }
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { padding: 16px 20px; border-bottom: 1px solid var(--gray-200); display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.modal-title  { font-size: 15px; font-weight: 600; color: var(--gray-900); }
.modal-body   { padding: 20px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 14px 20px; border-top: 1px solid var(--gray-200); display: flex; gap: 8px; justify-content: flex-end; flex-shrink: 0; }

/* ─── Toast ─── */
.toast-container { position: fixed; bottom: 24px; left: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 6px; }
.toast { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: var(--gray-900); color: #fff; border-radius: var(--radius-lg); font-size: 12px; box-shadow: var(--shadow-lg); animation: slideUp .2s; min-width: 240px; }
.toast.success { background: var(--success); }
.toast.danger  { background: var(--danger); }

/* ─── Animations ─── */
@keyframes slideUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes spin     { from { transform: rotate(0deg); }               to { transform: rotate(360deg); } }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-200); border-radius: 8px; }

/* ════════════════════════════════════════
   RESPONSIVE PATCH
   مشکل ۴: کلاس‌های پایدار به جای [style*="..."]
   ════════════════════════════════════════ */
@media (max-width: 768px) {
    body { overflow-x: hidden; }
    .page-wrapper { padding: 14px 12px; }

    /* مشکل ۴: page-header کلاس مشخص */
    .page-header   { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 14px; }
    .header-actions{ width: 100%; justify-content: flex-start; }

    .parent-block-header { padding: 10px 14px; }
    .parent-block-body   { padding: 14px; }

    .form-row         { grid-template-columns: 1fr; }
    .form-row-3       { grid-template-columns: 1fr; }
    .source-type-grid { grid-template-columns: 1fr; }

    .subq-header  { flex-wrap: wrap; padding: 8px 10px; }
    .subq-preview { max-width: calc(100vw - 160px); }
    .subq-body    { padding: 12px; }
    .answer-option{ padding: 6px 8px; gap: 6px; }

    /* مشکل ۴: footer-actions کلاس مشخص */
    .footer-actions { flex-wrap: wrap; justify-content: stretch; padding-top: 14px; margin-top: 14px; gap: 6px; }
    .footer-actions .btn { flex: 1; justify-content: center; }

    /* مشکل ۴: validation-summary-box کلاس مشخص */
    .validation-summary-box { padding: 10px 12px; margin-top: 12px; }

    .modal-overlay { align-items: flex-end; }
    .modal { width: 100% !important; max-width: 100% !important; border-radius: var(--radius-xl) var(--radius-xl) 0 0; max-height: 90vh; }

    .toast-container { left: 10px; right: 10px; bottom: 12px; }
    .toast { min-width: unset; width: 100%; }
}

@media (max-width: 480px) {
    .page-wrapper    { padding: 10px; }
    .parent-block-body { padding: 10px; }
    .subq-body       { padding: 10px; }
    .form-row-3      { grid-template-columns: 1fr 1fr; }
}

/* ══════════════════════════════════════════════════════════════
   qb-searchable-select — استایل کامل و حرفه‌ای (۲۹ اوت ۲۰۲۶، طبق
   درخواست کاربر: «آپشن‌ها بدون border، بکگراند و استایل — روی UX
   این قسمت بیشتر کار کن»). این کامپوننت در چند صفحه‌ی مختلف مخزن
   سوالات استفاده می‌شه (منبع محتوا، ورود دستی سوال، ویرایشگر
   ترکیبی) — برای همین این استایل عمداً در چند فایل CSS تکرار شده،
   تا مستقل از اینکه کدوم صفحه‌ی خاص بارگذاری شده، همیشه درست
   نمایش داده بشه.
   ══════════════════════════════════════════════════════════════ */
.qb-searchable-select { position: relative; }
.qb-searchable-select input[type="text"] {
    width: 100%; box-sizing: border-box;
    border: 1px solid var(--gray-200); border-radius: var(--radius-md);
    padding: 8px 12px; font-size: 12.5px; color: var(--gray-700);
    background: #fff; transition: border-color .15s ease, box-shadow .15s ease;
}
.qb-searchable-select input[type="text"]:hover:not(:disabled) { border-color: var(--gray-300, #d1d5db); }
.qb-searchable-select input[type="text"]:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}
.qb-searchable-select input[type="text"]:disabled {
    background: var(--gray-50); color: var(--gray-400, #9ca3af); cursor: not-allowed;
}
.qb-searchable-dropdown {
    position: absolute; top: calc(100% + 4px); right: 0; left: 0; z-index: 200;
    background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(0,0,0,.12));
    max-height: 240px; overflow-y: auto; padding: 4px;
}
.qb-searchable-option {
    padding: 8px 10px; font-size: 12.5px; color: var(--gray-700); cursor: pointer;
    border-radius: var(--radius-sm, 6px); transition: background .12s ease, color .12s ease;
}
.qb-searchable-option + .qb-searchable-option { margin-top: 2px; }
.qb-searchable-option:hover { background: var(--primary-light); color: var(--primary); }
.qb-searchable-option.selected { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.qb-searchable-no-match { padding: 14px 10px; font-size: 12px; color: var(--gray-400, #9ca3af); text-align: center; display: flex; align-items: center; justify-content: center; gap: 6px; }