/* Studies pages */

/* Welcome banner */
.welcome-banner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.welcome-banner a {
  color: var(--accent);
  font-weight: 500;
}

.welcome-banner a:hover {
  text-decoration: underline;
}

.studies-hero {
  margin: 1.2rem 0 1rem;
}

.studies-hero h1 {
  margin: 0 0 0.35rem;
  font-size: 2rem;
  line-height: 1.15;
}

.studies-hero p {
  margin: 0;
  color: var(--text-secondary);
  max-width: 70ch;
}

.studies-intro {
  margin: 1rem 0 0;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--bg-secondary);
  padding: 1rem;
}

.studies-intro h2 {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
}

.studies-steps {
  margin: 0;
  padding-inline-start: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.studies-intro-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
}

.studies-controls {
  margin-top: 1rem;
}

.studies-toolbar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--bg-secondary);
  padding: 0.85rem 1rem;
}

.studies-toolbar label {
  font-weight: 800;
}

.studies-toolbar select {
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: 700;
}

.studies-toolbar select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.15);
}

.studies-toolbar .toolbar-note {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.studies-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
  margin-top: 1.1rem;
}

.study-card {
  grid-column: span 12;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--bg-secondary);
  padding: 1rem;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.study-card[role="link"] {
  cursor: pointer;
}

.study-card:focus-visible {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.15);
}

.study-card:hover {
  transform: translateY(-1px);
  border-color: var(--accent-primary);
  background: var(--bg-card);
}

.study-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.study-header .study-meta {
  margin: 0.35rem 0 0.75rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: var(--bg-card);
}

.pill.pill-verse-ref {
  color: var(--accent-primary);
  font-weight: 600;
}

.study-card h2 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.25;
}

.study-card h2 a {
  color: inherit;
  text-decoration: none;
}

.study-card h2 a:hover {
  text-decoration: underline;
}

.study-card .study-question {
  margin: 0;
  color: var(--text-secondary);
}

.study-card .study-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.2rem;
}

.study-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.study-stats .pill {
  background: var(--bg-card);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-weight: 700;
}

.btn:hover {
  border-color: var(--accent-primary);
}

.btn-primary {
  border-color: transparent;
  background: var(--accent-primary);
  color: #0b0c0f;
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-ghost {
  background: transparent;
}

.study-root {
  margin-top: 1rem;
}

.study-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.study-top-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}

.study-top .back-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 800;
}

.study-top .back-link:hover {
  text-decoration: underline;
}

.study-header h1 {
  margin: 0.65rem 0 0.25rem;
}

.study-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.study-header-row h1 {
  margin: 0.65rem 0 0.25rem;
  flex: 1;
}

.like-btn {
  gap: 0.45rem;
}

.like-btn-compact {
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 999px;
  min-width: 42px;
  min-height: 42px;
}

.study-meta .like-btn {
  margin-inline-start: auto;
}

.like-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  font-size: 1.25rem;
  line-height: 1;
  color: var(--text-muted);
  transition: transform 0.15s ease, color 0.15s ease;
}

.like-icon.liked {
  color: #ff5c7a;
  transform: scale(1.1);
}

.like-btn:hover .like-icon {
  transform: scale(1.15);
}

.like-btn:active .like-icon {
  transform: scale(0.95);
}

.like-label {
  font-weight: 800;
}

.study-header .study-summary {
  margin: 0;
  color: var(--text-secondary);
  max-width: 80ch;
}

.study-section {
  margin-top: 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--bg-secondary);
  padding: 1rem;
}

.study-section h2 {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
}

.study-actions-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
}

.anchor-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.anchor {
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--bg-card);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.anchor .anchor-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.anchor .anchor-title strong {
  font-size: 1rem;
}

.anchor .anchor-ref {
  color: var(--text-muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.anchor .anchor-phrase {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
}

.anchor .anchor-subtitle {
  font-size: 0.85rem;
  letter-spacing: 0.01em;
}

.anchor .anchor-value {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.anchor .anchor-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.muted {
  color: var(--text-muted);
}

.error-box {
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--bg-secondary);
  padding: 1rem;
}

/* Toast (reused from Quran browser) */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 12px 24px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 1000;
  font-weight: 700;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(-10px);
}

@media (min-width: 720px) {
  .study-card {
    grid-column: span 6;
  }
}

@media (min-width: 1000px) {
  .study-card {
    grid-column: span 4;
  }
}

/* Factor highlighting (7, 19, repeated factors) */
.factor-7 {
  color: #2ecc71;
  font-weight: 600;
}

.factor-19 {
  color: #f59e0b;
  font-weight: 600;
}

.factor-highlight {
  color: #a78bfa;
  font-weight: 600;
}

/* Light mode adjustments */
[data-theme="light"] .factor-7 {
  color: #16a34a;
}

[data-theme="light"] .factor-19 {
  color: #d97706;
}

[data-theme="light"] .factor-highlight {
  color: #7c3aed;
}

/* Relation cards with sequential steps */
.relation-card {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-card);
  margin-bottom: 1rem;
  overflow: hidden;
}

.relation-header {
  background: var(--bg-secondary);
  padding: 0.75rem 1rem;
  font-weight: 700;
  border-bottom: 1px solid var(--border-color);
}

.relation-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step-counter;
}

.relation-step {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border-color);
  line-height: 1.5;
}

.relation-step:last-child {
  border-bottom: none;
}

.relation-step::before {
  counter-increment: step-counter;
  content: counter(step-counter);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.5rem;
  height: 1.5rem;
  background: var(--accent-primary);
  color: #0b0c0f;
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* RTL support for steps */
[dir="rtl"] .relation-step::before,
html[lang="ar"] .relation-step::before {
  order: -1;
}

/* ═══════════════════════════════════════════════════════════════
   التحسينات الجديدة - فورمات الدراسات المحسنة
   ═══════════════════════════════════════════════════════════════ */

/* 1. صندوق الآية القرآنية */
.quran-verse-box {
  border: 2px solid var(--accent-primary);
  border-radius: 16px;
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
  padding: 1.25rem 1.5rem;
  margin: 1rem 0;
  text-align: center;
  position: relative;
}

.quran-verse-box::before,
.quran-verse-box::after {
  content: '﴾';
  position: absolute;
  font-size: 1.5rem;
  color: var(--accent-primary);
  opacity: 0.6;
}

.quran-verse-box::before {
  content: '﴿';
  top: 0.5rem;
  right: 1rem;
}

.quran-verse-box::after {
  bottom: 0.5rem;
  left: 1rem;
}

.quran-verse-text {
  font-size: 1.35rem;
  line-height: 2;
  font-weight: 500;
  color: var(--text-primary);
  margin: 0;
}

.quran-verse-ref {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--accent-primary);
  font-weight: 600;
}

/* 2. صندوق القيمة/المعادلة المميز */
.value-highlight-box {
  border: 2px solid var(--factor-7, #2ecc71);
  border-radius: 14px;
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  margin: 1rem 0;
  text-align: center;
}

.value-highlight-box.signature-7-19 {
  border-color: transparent;
  background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
              linear-gradient(135deg, #2ecc71 0%, #f59e0b 100%) border-box;
  border: 2px solid transparent;
}

.value-highlight-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.value-highlight-main {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0.25rem 0;
  font-family: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
}

.value-highlight-factors {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

.value-highlight-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  font-style: italic;
}

/* 3. قسم الاستنتاج */
.study-conclusion {
  margin-top: 1.5rem;
  border: 2px solid var(--accent-primary);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, var(--bg-secondary) 100%);
  padding: 1.25rem;
  position: relative;
}

.study-conclusion::before {
  content: '⭐';
  position: absolute;
  top: -0.75rem;
  right: 1rem;
  background: var(--bg-secondary);
  padding: 0 0.5rem;
  font-size: 1.25rem;
}

[dir="ltr"] .study-conclusion::before {
  right: auto;
  left: 1rem;
}

.study-conclusion h2 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
  color: var(--accent-primary);
}

.study-conclusion-text {
  margin: 0 0 1rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.study-conclusion-meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

.conclusion-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.conclusion-badge-icon {
  font-size: 1.1rem;
}

.conclusion-badge-label {
  color: var(--text-muted);
}

.conclusion-badge-value {
  font-weight: 700;
  color: var(--text-primary);
}

/* نجوم قوة الدليل */
.evidence-stars {
  color: #f59e0b;
  letter-spacing: 2px;
}

/* 4. تحسين العلاقات - عنوان مميز */
.relation-card.discovery {
  border-color: var(--accent-primary);
}

.relation-card.discovery .relation-header {
  background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, var(--bg-secondary) 100%);
  color: var(--accent-primary);
}

/* 5. صندوق الملاحظة */
.note-box {
  border-radius: 12px;
  background: var(--bg-card);
  border-left: 4px solid var(--accent-primary);
  padding: 0.85rem 1rem;
  margin: 1rem 0;
}

[dir="rtl"] .note-box {
  border-left: none;
  border-right: 4px solid var(--accent-primary);
}

.note-box-title {
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.note-box-content {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* 6. تحسين الأرقام في النص */
.num-primary {
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'SF Mono', 'Monaco', monospace;
}

.num-equation {
  background: var(--bg-card);
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
  font-family: 'SF Mono', 'Monaco', monospace;
  font-weight: 600;
}

/* Light mode adjustments for new styles */
[data-theme="light"] .quran-verse-box {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

[data-theme="light"] .study-conclusion {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, #f8fafc 100%);
}

[data-theme="light"] .value-highlight-box.signature-7-19 {
  background: linear-gradient(#ffffff, #ffffff) padding-box,
              linear-gradient(135deg, #16a34a 0%, #d97706 100%) border-box;
}