/**
 * ==============================================================================
 * 🏆 منصة بنك الأسئلة والامتحانات التفاعلية | المكتبة الرياضية الشاملة (ta4a.us)
 * قالب: Blog5 - ملف: css/quiz-style.css
 * متوافق بالكامل مع الهواتف الذكية والوضع الليلي والفاتح
 * ==============================================================================
 */

:root {
  --quiz-primary: #2563eb;
  --quiz-primary-dark: #1d4ed8;
  --quiz-primary-light: #eff6ff;
  --quiz-secondary: #059669;
  --quiz-secondary-light: #ecfdf5;
  --quiz-accent: #f59e0b;
  --quiz-accent-dark: #d97706;
  --quiz-danger: #ef4444;
  --quiz-danger-light: #fef2f2;
  --quiz-success: #10b981;
  --quiz-success-light: #ecfdf5;
  
  --quiz-card-bg: var(--bg-surface, #ffffff);
  --quiz-card-border: var(--border-subtle, #e2e8f0);
  --quiz-text-main: var(--text-primary, #0f172a);
  --quiz-text-muted: var(--text-secondary, #64748b);
  --quiz-bg-subtle: var(--bg-surface-secondary, #f8fafc);
  --quiz-radius: 12px;
  --quiz-radius-sm: 8px;
  --quiz-shadow: 0 4px 16px -2px rgba(15, 23, 42, 0.06);
  --quiz-shadow-hover: 0 10px 25px -4px rgba(15, 23, 42, 0.12);
  --quiz-font: 'Cairo', system-ui, -apple-system, sans-serif;
}

[data-theme="dark"] {
  --quiz-primary: #3b82f6;
  --quiz-primary-dark: #2563eb;
  --quiz-primary-light: rgba(59, 130, 246, 0.15);
  --quiz-secondary: #10b981;
  --quiz-secondary-light: rgba(16, 185, 129, 0.15);
  --quiz-accent: #fbbf24;
  --quiz-danger: #f87171;
  --quiz-danger-light: rgba(239, 68, 68, 0.15);
  --quiz-success: #34d399;
  --quiz-success-light: rgba(16, 185, 129, 0.15);
  
  --quiz-card-bg: var(--bg-surface, #1e293b);
  --quiz-card-border: var(--border-subtle, #334155);
  --quiz-text-main: var(--text-primary, #f8fafc);
  --quiz-text-muted: var(--text-secondary, #94a3b8);
  --quiz-bg-subtle: var(--bg-surface-secondary, #0f172a);
  --quiz-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  --quiz-shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   1. شريط ترويسة الاختبار وتبديل الأنماط (Mode Switcher)
   ========================================================================== */
.sports-quiz-container {
  font-family: var(--quiz-font);
  direction: rtl;
  margin: 15px 0 35px 0;
  position: relative;
}

.quiz-badge-header {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #1e40af, #2563eb);
  color: #ffffff !important;
  font-size: 13px;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 12px;
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.25);
}

.quiz-badge-header .badge-icon {
  font-size: 15px;
}

.quiz-mode-switcher-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--quiz-bg-subtle);
  padding: 5px;
  border-radius: 50px;
  border: 1px solid var(--quiz-card-border);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.04);
}

.btn-quiz-mode {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 50px;
  font-family: var(--quiz-font);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--quiz-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
}

.btn-quiz-mode i {
  font-size: 14px;
  transition: transform 0.2s;
}

.btn-quiz-mode:hover {
  color: var(--quiz-primary);
  background: rgba(37, 99, 235, 0.06);
}

.btn-quiz-mode.active {
  background: #ffffff;
  color: var(--quiz-primary) !important;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
  font-weight: 800;
}

[data-theme="dark"] .btn-quiz-mode.active {
  background: #334155;
  color: #60a5fa !important;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.3);
}

/* بطاقة إرشاد الطالب */
.quiz-intro-box {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.06), rgba(16, 185, 129, 0.06));
  border: 1px solid var(--quiz-card-border);
  border-right: 4px solid var(--quiz-primary);
  border-radius: var(--quiz-radius);
  padding: 16px 20px;
  margin: 18px 0 26px 0;
}

.quiz-intro-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--quiz-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.quiz-intro-text {
  font-size: 14px;
  color: var(--quiz-text-main);
  line-height: 1.7;
}

.quiz-intro-text strong {
  display: block;
  font-size: 15px;
  color: var(--quiz-primary);
  margin-bottom: 4px;
}

.quiz-intro-text p {
  margin: 0;
  color: var(--quiz-text-muted);
}

/* ==========================================================================
   2. نمط الأكورديون والمذاكرة (Study / Accordion Mode)
   ========================================================================== */
.quiz-accordion-container {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin: 20px 0;
}

.quiz-q-card {
  background: var(--quiz-card-bg);
  border: 1px solid var(--quiz-card-border);
  border-radius: var(--quiz-radius);
  box-shadow: var(--quiz-shadow);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.quiz-q-card:hover {
  box-shadow: var(--quiz-shadow-hover);
  border-color: rgba(37, 99, 235, 0.3);
}

.quiz-q-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  user-select: none;
  background: var(--quiz-card-bg);
  transition: background 0.2s;
  border-bottom: 1px solid transparent;
}

.quiz-q-header:hover {
  background: var(--quiz-bg-subtle);
}

.quiz-q-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
}

.quiz-q-number {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--quiz-primary-light);
  color: var(--quiz-primary);
  font-weight: 800;
  font-size: 14.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(37, 99, 235, 0.2);
}

.quiz-q-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--quiz-text-main);
  line-height: 1.6;
}

.quiz-q-arrow {
  color: var(--quiz-text-muted);
  font-size: 14px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  margin-right: 12px;
}

.quiz-q-card.open .quiz-q-arrow {
  transform: rotate(180deg);
  color: var(--quiz-primary);
}

.quiz-q-card.open .quiz-q-header {
  border-bottom-color: var(--quiz-card-border);
}

/* صورة السؤال */
.quiz-q-image-wrap {
  text-align: center;
  padding: 14px 20px 0 20px;
}

.quiz-q-image {
  max-width: 100%;
  max-height: 360px;
  border-radius: var(--quiz-radius-sm);
  border: 1px solid var(--quiz-card-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: transform 0.2s;
}

.quiz-q-image:hover {
  transform: scale(1.01);
}

.quiz-q-card:not(.open) .quiz-q-body,
.quiz-q-card:not(.open) .quiz-q-image-wrap {
  display: none !important;
}

.quiz-q-card.open .quiz-q-body,
.quiz-q-card.open .quiz-q-image-wrap {
  display: block !important;
  animation: ta4aSlideDown 0.25s ease-out;
}

@keyframes ta4aSlideDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.quiz-q-body {
  padding: 20px 24px;
  background: var(--quiz-card-bg);
}

/* مجموعة الخيارات */
.quiz-options-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quiz-opt-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 18px;
  border: 1.5px solid var(--quiz-card-border);
  border-radius: var(--quiz-radius-sm);
  background: var(--quiz-card-bg);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.quiz-opt-row:hover:not(.locked) {
  border-color: var(--quiz-primary);
  background: var(--quiz-primary-light);
  transform: translateX(-4px);
}

.quiz-opt-badge {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--quiz-bg-subtle);
  color: var(--quiz-text-muted);
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--quiz-card-border);
  transition: all 0.2s;
}

.quiz-opt-text {
  font-size: 14.5px;
  color: var(--quiz-text-main);
  line-height: 1.5;
  flex: 1;
}

/* حالات الإجابة التفاعلية */
.quiz-opt-row.correct {
  background: var(--quiz-success-light) !important;
  border-color: var(--quiz-success) !important;
  color: #065f46 !important;
}

[data-theme="dark"] .quiz-opt-row.correct {
  color: #a7f3d0 !important;
}

.quiz-opt-row.correct .quiz-opt-badge {
  background: var(--quiz-success);
  color: #ffffff;
  border-color: var(--quiz-success);
}

.quiz-opt-row.wrong {
  background: var(--quiz-danger-light) !important;
  border-color: var(--quiz-danger) !important;
  color: #991b1b !important;
}

[data-theme="dark"] .quiz-opt-row.wrong {
  color: #fecaca !important;
}

.quiz-opt-row.wrong .quiz-opt-badge {
  background: var(--quiz-danger);
  color: #ffffff;
  border-color: var(--quiz-danger);
}

/* زر إظهار التفسير والشرح */
.quiz-answer-toggle-row {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end;
}

.btn-toggle-answer {
  background: var(--quiz-bg-subtle);
  border: 1px solid var(--quiz-card-border);
  color: var(--quiz-primary);
  font-family: var(--quiz-font);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 50px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.btn-toggle-answer:hover {
  background: var(--quiz-primary-light);
  border-color: var(--quiz-primary);
}

.quiz-answer-details {
  display: none;
  margin-top: 14px;
  padding: 14px 18px;
  border-radius: var(--quiz-radius-sm);
  background: var(--quiz-bg-subtle);
  border-right: 4px solid var(--quiz-accent);
  border-top: 1px solid var(--quiz-card-border);
  border-bottom: 1px solid var(--quiz-card-border);
  border-left: 1px solid var(--quiz-card-border);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--quiz-text-main);
  animation: ta4aFadeIn 0.3s ease;
}

.quiz-ref-tag {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--quiz-text-muted);
  background: rgba(0, 0, 0, 0.04);
  padding: 3px 8px;
  border-radius: 4px;
}

[data-theme="dark"] .quiz-ref-tag {
  background: rgba(255, 255, 255, 0.05);
}

/* نموذج الإجابة والمناقشة للأسئلة المقالية والتحريرية (سؤال وجواب) */
.quiz-q-card--essay .quiz-q-number {
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
  border-color: rgba(16, 185, 129, 0.3);
  font-size: 13px;
  width: auto;
  padding: 0 10px;
  border-radius: 8px;
}

.quiz-essay-answer-box {
  background: #f0fdf4;
  border: 1.5px solid #bbf7d0;
  border-radius: var(--quiz-radius-sm);
  padding: 16px 20px;
  transition: all 0.25s ease;
}

[data-theme="dark"] .quiz-essay-answer-box {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.25);
}

.quiz-essay-answer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px dashed rgba(16, 185, 129, 0.3);
}

.quiz-essay-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #15803d;
  font-weight: 800;
  font-size: 14px;
}

[data-theme="dark"] .quiz-essay-badge {
  color: #34d399;
}

.btn-toggle-essay-ans {
  background: #ffffff;
  border: 1px solid #86efac;
  color: #166534;
  font-family: var(--quiz-font);
  padding: 5px 14px;
  border-radius: 50px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.btn-toggle-essay-ans:hover {
  background: #dcfce7;
  border-color: #4ade80;
}

[data-theme="dark"] .btn-toggle-essay-ans {
  background: #1e293b;
  border-color: #334155;
  color: #6ee7b7;
}

[data-theme="dark"] .btn-toggle-essay-ans:hover {
  background: #334155;
}

.quiz-essay-answer-content {
  font-size: 15px;
  line-height: 1.85;
  color: var(--quiz-text-main);
  animation: ta4aFadeIn 0.3s ease;
}

.quiz-essay-answer-content p {
  margin: 0 0 10px 0;
}

/* القوائم الرقمية والنقطية - إظهار الترقيم والنقاط بوضوح تام مع إزاحة RTL */
.quiz-accordion-container ol,
#ta4a-accordion-view ol,
.sports-quiz-container ol,
.quiz-essay-answer-content ol,
.content-article-full ol {
  list-style-type: decimal !important;
  list-style-position: outside !important;
  padding-right: 28px !important;
  padding-left: 0 !important;
  margin: 10px 0 14px 0 !important;
}

.quiz-accordion-container ol li,
#ta4a-accordion-view ol li,
.sports-quiz-container ol li,
.quiz-essay-answer-content ol li,
.content-article-full ol li {
  list-style-type: decimal !important;
  display: list-item !important;
  margin-bottom: 8px !important;
  line-height: 1.8 !important;
  color: var(--quiz-text-main);
}

.quiz-accordion-container ul,
#ta4a-accordion-view ul,
.sports-quiz-container ul,
.quiz-essay-answer-content ul,
.content-article-full ul {
  list-style-type: disc !important;
  list-style-position: outside !important;
  padding-right: 28px !important;
  padding-left: 0 !important;
  margin: 10px 0 14px 0 !important;
}

.quiz-accordion-container ul li,
#ta4a-accordion-view ul li,
.sports-quiz-container ul li,
.quiz-essay-answer-content ul li,
.content-article-full ul li {
  list-style-type: disc !important;
  display: list-item !important;
  margin-bottom: 8px !important;
  line-height: 1.8 !important;
  color: var(--quiz-text-main);
}

/* بطاقة تنبيه الامتحان التحريري في المحاكي الموقوت */
.iq-essay-notice-card {
  text-align: center;
  padding: 40px 20px;
}

.iq-essay-icon {
  width: 70px;
  height: 70px;
  background: var(--quiz-primary-light);
  color: var(--quiz-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 18px auto;
  border: 1px solid rgba(37, 99, 235, 0.2);
}

/* ==========================================================================
   3. نمط الامتحان الإلكتروني الموقوت (Timed Exam Simulator)
   ========================================================================== */
.quiz-interactive-container {
  background: var(--quiz-card-bg);
  border: 1px solid var(--quiz-card-border);
  border-radius: var(--quiz-radius);
  box-shadow: var(--quiz-shadow-hover);
  padding: 24px 28px;
  margin: 20px 0;
  position: relative;
  overflow: hidden;
}

.interactive-quiz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--quiz-card-border);
  margin-bottom: 24px;
}

.iq-progress-info {
  flex: 1;
}

.iq-progress-info span {
  font-size: 14px;
  font-weight: 800;
  color: var(--quiz-text-main);
  margin-bottom: 8px;
  display: block;
}

.iq-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--quiz-bg-subtle);
  border-radius: 50px;
  overflow: hidden;
  border: 1px solid var(--quiz-card-border);
}

.iq-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #10b981, #2563eb);
  border-radius: 50px;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.iq-timer-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--quiz-bg-subtle);
  border: 1.5px solid var(--quiz-card-border);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 800;
  color: var(--quiz-primary);
  letter-spacing: 1px;
}

.iq-timer-box i {
  font-size: 16px;
}

.iq-timer-box.warning {
  border-color: var(--quiz-danger);
  color: var(--quiz-danger);
  background: var(--quiz-danger-light);
  animation: ta4aPulse 1s infinite alternate;
}

@keyframes ta4aPulse {
  from { transform: scale(1); }
  to { transform: scale(1.05); }
}

/* بطاقة السؤال المعروض في الامتحان */
.iq-question-card {
  min-height: 220px;
  animation: ta4aFadeIn 0.25s ease;
}

.iq-q-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--quiz-text-main);
  line-height: 1.6;
  margin-bottom: 20px;
}

.iq-options-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.iq-opt-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  border: 1.5px solid var(--quiz-card-border);
  border-radius: var(--quiz-radius-sm);
  background: var(--quiz-card-bg);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--quiz-font);
  font-size: 15px;
  color: var(--quiz-text-main);
  text-align: right;
  width: 100%;
}

.iq-opt-btn:hover {
  border-color: var(--quiz-primary);
  background: var(--quiz-primary-light);
  transform: translateX(-4px);
}

.iq-opt-btn.selected {
  border-color: var(--quiz-primary);
  background: var(--quiz-primary-light);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
  font-weight: 700;
}

.iq-opt-btn.selected .quiz-opt-badge {
  background: var(--quiz-primary);
  color: #ffffff;
  border-color: var(--quiz-primary);
}

/* شريط أزرار التنقل */
.iq-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--quiz-card-border);
}

.btn-iq-nav {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--quiz-radius-sm);
  font-family: var(--quiz-font);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--quiz-card-border);
  background: var(--quiz-bg-subtle);
  color: var(--quiz-text-main);
  transition: all 0.2s;
}

.btn-iq-nav:hover:not(:disabled) {
  background: var(--quiz-card-border);
}

.btn-iq-nav:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-iq-primary {
  background: var(--quiz-primary);
  color: #ffffff;
  border-color: var(--quiz-primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-iq-primary:hover:not(:disabled) {
  background: var(--quiz-primary-dark);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
}

.btn-iq-finish {
  background: linear-gradient(135deg, #059669, #10b981);
  color: #ffffff;
  border-color: #059669;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-iq-finish:hover {
  background: linear-gradient(135deg, #047857, #059669);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.4);
}

/* ==========================================================================
   4. شاشة النتيجة والتسويق الفيروسي (Scorecard & Viral Sharing)
   ========================================================================== */
.iq-result-card {
  text-align: center;
  padding: 30px 20px;
  animation: ta4aFadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.iq-result-score-circle {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--quiz-primary-light), var(--quiz-secondary-light));
  border: 4px solid var(--quiz-primary);
  margin: 0 auto 20px auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.2);
}

.iq-res-pct {
  font-size: 32px;
  font-weight: 900;
  color: var(--quiz-primary);
  line-height: 1.1;
}

.iq-res-sub {
  font-size: 13px;
  font-weight: 700;
  color: var(--quiz-text-muted);
}

.iq-result-card h3 {
  font-size: 24px;
  font-weight: 900;
  margin: 0 0 10px 0;
  color: var(--quiz-text-main);
}

.iq-result-card p {
  font-size: 15px;
  color: var(--quiz-text-muted);
  max-width: 480px;
  margin: 0 auto 25px auto;
  line-height: 1.6;
}

.iq-result-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 500px;
  margin: 0 auto 25px auto;
}

.iq-stat-box {
  background: var(--quiz-bg-subtle);
  border: 1px solid var(--quiz-card-border);
  padding: 12px 8px;
  border-radius: var(--quiz-radius-sm);
}

.iq-stat-box .stat-val {
  font-size: 20px;
  font-weight: 900;
  display: block;
}

.iq-stat-box .stat-lbl {
  font-size: 12px;
  color: var(--quiz-text-muted);
  font-weight: 700;
}

.iq-stat-correct { color: var(--quiz-success); }
.iq-stat-wrong { color: var(--quiz-danger); }
.iq-stat-unanswered { color: var(--quiz-text-muted); }

/* زر التحدي والمشاركة الفيروسية على واتساب */
.btn-whatsapp-viral {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #25d366;
  color: #ffffff !important;
  font-size: 15px;
  font-weight: 800;
  padding: 13px 26px;
  border-radius: 50px;
  margin-bottom: 20px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transition: all 0.25s ease;
  width: 100%;
  max-width: 440px;
  text-decoration: none !important;
}

.btn-whatsapp-viral:hover {
  background: #1eb956;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transform: translateY(-2px);
}

.btn-whatsapp-viral i {
  font-size: 20px;
}

.iq-result-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* كانفاس الاحتفال */
#ta4a-confetti-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 100;
}

/* ==========================================================================
   5. صندوق الـ PDF المتكامل (معاينة + تحميل)
   ========================================================================== */
.ta4a-exam-pdf-section {
  background: var(--quiz-card-bg);
  border: 1px solid var(--quiz-card-border);
  border-radius: var(--quiz-radius);
  padding: 22px 26px;
  margin: 30px 0;
  box-shadow: var(--quiz-shadow);
}

.ta4a-exam-pdf-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

.ta4a-exam-pdf-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 800;
  color: var(--quiz-text-main);
}

.ta4a-exam-pdf-title i {
  color: #dc2626;
  font-size: 20px;
}

.ta4a-exam-pdf-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-pdf-preview {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 50px;
  font-family: var(--quiz-font);
  font-size: 13.5px;
  font-weight: 700;
  background: var(--quiz-primary-light);
  color: var(--quiz-primary);
  border: 1px solid rgba(37, 99, 235, 0.2);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-pdf-preview:hover {
  background: var(--quiz-primary);
  color: #ffffff;
}

.ta4a-pdf-iframe-container {
  display: none;
  margin-top: 18px;
  border-radius: var(--quiz-radius-sm);
  overflow: hidden;
  border: 1px solid var(--quiz-card-border);
  background: #f1f5f9;
}

.ta4a-pdf-iframe-container iframe {
  width: 100%;
  height: 520px;
  border: none;
  display: block;
}

/* ==========================================================================
   6. بطاقة القوائم (shortstory-quiz) وتنسيق الأقسام بوضوح
   ========================================================================== */
.short-card__thumb-wrap {
  position: relative !important;
}

/* شارة القسم في أعلى يمين الكرت */
.short-card__category-badge {
  position: absolute !important;
  top: 10px !important;
  right: 10px !important;
  left: auto !important;
  background: rgba(15, 23, 42, 0.88) !important;
  backdrop-filter: blur(4px) !important;
  color: #ffffff !important;
  padding: 4px 10px !important;
  border-radius: 20px !important;
  z-index: 5 !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25) !important;
}

.short-card__category-badge a {
  color: #ffffff !important;
  font-weight: 700 !important;
  font-size: 11.5px !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
}

.short-card__category-badge a:hover {
  color: #60a5fa !important;
}

/* شارة نوع الامتحان في أعلى يسار الكرت لمنع الاصطدام تماماً */
.short-card__quiz-badge {
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
  color: #ffffff !important;
  font-size: 11px !important;
  font-weight: 800 !important;
  padding: 4px 10px !important;
  border-radius: 20px !important;
  position: absolute !important;
  top: 10px !important;
  left: 10px !important;
  right: auto !important;
  z-index: 5 !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25) !important;
}

.short-card__quiz-badge.quiz-badge--academic {
  background: linear-gradient(135deg, #059669, #047857) !important;
}

.short-card__quiz-badge.quiz-badge--interactive {
  background: linear-gradient(135deg, #10b981, #059669) !important;
}

.short-card__quiz-badge.quiz-badge--pdf {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8) !important;
}

.short-card__meta-item.meta-university {
  color: #2563eb;
  font-weight: 700;
}

.short-card__meta-item.meta-university a {
  color: inherit;
  text-decoration: none;
}

.short-card__meta-item.meta-university a:hover {
  text-decoration: underline;
}

[data-theme="dark"] .short-card__meta-item.meta-university {
  color: #60a5fa;
}

/* إخفاء الـ Textarea المزدوج عند وجود محرر التعليقات Froala */
.ac-form__editor:has(.fr-box) textarea,
.ac-form__editor:has(.fr-wrapper) textarea,
.ac-form__editor .fr-box ~ textarea,
.ac-form__editor textarea:not(:only-child),
.ac-form__editor textarea.fr-hidden,
.ac-form__editor textarea[style*="none"] {
  display: none !important;
}

@keyframes ta4aFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   7. تجاوب الهواتف الذكية (Responsive Mobile Design)
   ========================================================================== */
@media (max-width: 640px) {
  .quiz-mode-switcher-bar {
    width: 100%;
  }
  
  .btn-quiz-mode {
    flex: 1;
    justify-content: center;
    padding: 8px 10px;
    font-size: 12.5px;
  }
  
  .quiz-q-header {
    padding: 14px 16px;
  }
  
  .quiz-q-title {
    font-size: 14.5px;
  }
  
  .quiz-q-body {
    padding: 16px 14px;
  }
  
  .quiz-opt-row {
    padding: 10px 14px;
    gap: 10px;
  }
  
  .quiz-opt-text {
    font-size: 13.5px;
  }
  
  .quiz-interactive-container {
    padding: 18px 14px;
  }
  
  .iq-q-title {
    font-size: 16px;
  }
  
  .iq-actions-bar {
    flex-wrap: wrap;
    gap: 10px;
  }
  
  .btn-iq-nav {
    flex: 1;
    justify-content: center;
  }
  
  .iq-result-stats-grid {
    grid-template-columns: 1fr;
  }
  
  .ta4a-exam-pdf-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .ta4a-exam-pdf-actions {
    width: 100%;
  }
  
  .btn-pdf-preview {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   تنسيقات صور المقال والامتحانات - تأطير وحماية من التمدد العريض
   ========================================================================== */
.ta4a-article-featured-img {
  text-align: center;
  margin: 15px auto 25px auto !important;
  padding: 10px !important;
  background: var(--quiz-card-bg, #ffffff) !important;
  border-radius: var(--quiz-radius, 14px) !important;
  border: 1px solid var(--quiz-card-border, #e2e8f0) !important;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.05) !important;
  max-width: 680px !important;
  width: 100% !important;
  box-sizing: border-box !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
}

.ta4a-article-featured-img img {
  max-width: 100% !important;
  max-height: 380px !important;
  width: auto !important;
  height: auto !important;
  object-fit: contain !important;
  border-radius: var(--quiz-radius-sm, 10px) !important;
  display: block !important;
  margin: 0 auto !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
  border: 1px solid var(--quiz-card-border, #e2e8f0) !important;
}

/* صور المحتوى وأسئلة الامتحان (منع التمدد وإضافة حدود وشادو أنيق) */
.sports-quiz-container img,
.quiz-accordion-container img,
#ta4a-accordion-view img,
.quiz-interactive-container img,
.content-article-full img {
  max-width: 100% !important;
  max-height: 450px !important;
  width: auto !important;
  height: auto !important;
  display: block !important;
  margin: 20px auto !important;
  border-radius: var(--quiz-radius, 12px) !important;
  border: 1px solid var(--quiz-card-border, #e2e8f0) !important;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.06) !important;
  box-sizing: border-box !important;
  object-fit: contain !important;
}

img[src*="download.gif"],
.ta4a-logo-wrap img,
.avatar {
  border: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  display: inline-block !important;
}

@media (max-width: 768px) {
  .ta4a-article-featured-img {
    max-width: 100% !important;
    padding: 6px !important;
    margin: 10px auto 18px auto !important;
  }
  .ta4a-article-featured-img img {
    max-height: 250px !important;
  }
  .sports-quiz-container img,
  .quiz-accordion-container img,
  #ta4a-accordion-view img {
    max-height: 280px !important;
    border-radius: 8px !important;
    margin: 14px auto !important;
  }
}

/* ==========================================================================
   المظهر الكلاسيكي للمقالات الأرشيفية وجداول التنزيل (بدون أسئلة تفاعلية)
   ========================================================================== */
.ta4a-classic-exam-view {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  font-size: 16px !important;
  line-height: 1.85 !important;
  color: var(--quiz-text-main, #0f172a) !important;
}

.ta4a-classic-exam-view table {
  width: 100% !important;
  max-width: 100% !important;
  border-collapse: collapse !important;
  margin: 20px 0 !important;
  background: var(--quiz-card-bg, #ffffff) !important;
  border: 1px solid var(--quiz-card-border, #e2e8f0) !important;
  border-radius: var(--quiz-radius-sm, 8px) !important;
}

.ta4a-classic-exam-view table th,
.ta4a-classic-exam-view table td {
  padding: 12px 16px !important;
  border: 1px solid var(--quiz-card-border, #e2e8f0) !important;
  text-align: right !important;
  vertical-align: middle !important;
  font-size: 14px !important;
}

.ta4a-classic-exam-view table tr:first-child td,
.ta4a-classic-exam-view table tr:first-child th {
  background: var(--quiz-bg-subtle, #f8fafc) !important;
  font-weight: 800 !important;
  color: var(--quiz-text-main, #0f172a) !important;
}

.ta4a-classic-exam-view table tr:hover td {
  background: var(--quiz-bg-subtle, #f8fafc) !important;
}

.ta4a-classic-exam-view table a {
  color: var(--quiz-primary, #2563eb) !important;
  font-weight: 700 !important;
  text-decoration: underline !important;
}

@media (max-width: 768px) {
  .ta4a-classic-exam-view table {
    display: block !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
  .ta4a-classic-exam-view table th,
  .ta4a-classic-exam-view table td {
    padding: 8px 10px !important;
    font-size: 12.5px !important;
    white-space: nowrap !important;
  }
}