/* ==========================================================================
   Safaqat System ERP - Institutional Monochrome Edition v2.0 (Light & Dark)
   Palette: Pure Monochrome (Black/White/Zinc) + Emerald (+) & Crimson (-)
   ========================================================================== */

:root {
  /* الوضع النهاري (Monochrome Light) */
  --bg-app: #f8f9fa;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f3f5;
  --bg-elevated: #e9ecef;
  --bg-glass: rgba(255, 255, 255, 0.94);
  --bg-invert: #09090b;

  --text-main: #09090b;
  --text-secondary: #3f3f46;
  --text-muted: #71717a;
  --text-invert: #fafafa;

  --border: #e4e4e7;
  --border-strong: #d4d4d8;
  --border-focus: #09090b;

  /* الألوان المسموحة حصرياً للماليات والحالات (أخضر للإيجابي / أحمر للسلبي) */
  --pos: #059669;
  --pos-bg: rgba(5, 150, 105, 0.1);
  --pos-border: rgba(5, 150, 105, 0.28);

  --neg: #dc2626;
  --neg-bg: rgba(220, 38, 38, 0.1);
  --neg-border: rgba(220, 38, 38, 0.28);

  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.11);
  --shadow-dock: 0 16px 36px rgba(0, 0, 0, 0.28);

  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* الوضع الليلي (Monochrome Dark - انعكاس كامل 100%) */
[data-theme="dark"] {
  --bg-app: #09090b;
  --bg-surface: #121215;
  --bg-subtle: #18181b;
  --bg-elevated: #27272a;
  --bg-glass: rgba(18, 18, 21, 0.94);
  --bg-invert: #fafafa;

  --text-main: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-invert: #09090b;

  --border: #27272a;
  --border-strong: #3f3f46;
  --border-focus: #fafafa;

  --pos: #10b981;
  --pos-bg: rgba(16, 185, 129, 0.14);
  --pos-border: rgba(16, 185, 129, 0.35);

  --neg: #ef4444;
  --neg-bg: rgba(239, 68, 68, 0.14);
  --neg-border: rgba(239, 68, 68, 0.35);

  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.65);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  font-family: 'Tajawal', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-app);
  color: var(--text-main);
  direction: rtl;
  line-height: 1.55;
  font-size: 15px;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ==========================================================================
   1. شاشة التحميل الصامتة (Boot Screen - تمنع وميض تسجيل الدخول نهائياً)
   ========================================================================== */
.boot-screen {
  position: fixed;
  inset: 0;
  z-index: 5000;
  background: var(--bg-app);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  transition: opacity 0.22s ease;
}

.boot-mark {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 30px;
  border: 2px solid var(--text-main);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
}

.boot-mark .ar {
  font-size: 24px;
  font-weight: 900;
  color: var(--text-main);
}

.boot-mark .en {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 2px;
}

.boot-spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid var(--border-strong);
  border-top-color: var(--text-main);
  border-radius: 50%;
  animation: safaqatSpin 0.65s linear infinite;
}

@keyframes safaqatSpin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   2. الهوية النصية الخالصة وشاشة تسجيل الدخول
   ========================================================================== */
.brand-typo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  user-select: none;
  cursor: pointer;
}

.brand-typo-ar {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: var(--text-main);
}

.brand-typo-en {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-family: monospace, sans-serif;
  margin-top: 2px;
}

.auth-screen {
  min-height: 100vh;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--bg-app);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 40px 28px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.auth-typo-mark {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 28px;
  border: 2px solid var(--text-main);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.auth-typo-mark .ar {
  font-size: 26px;
  font-weight: 900;
  color: var(--text-main);
}

.auth-typo-mark .en {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 2px;
}

.btn-google-login {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--bg-invert);
  color: var(--text-invert);
  border: 1.5px solid var(--bg-invert);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 24px;
}

.btn-google-login:hover {
  opacity: 0.92;
  transform: translateY(-2px);
}

/* ==========================================================================
   3. الهيدر العلوي والقائمة الجانبية المنزلقة (Topbar & Right Drawer ☰)
   ========================================================================== */
.top-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 11px 16px;
}

.header-inner {
  max-width: 1220px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.header-right, .header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  flex-shrink: 0;
}

.icon-btn:hover {
  background: var(--bg-subtle);
  border-color: var(--text-main);
}

.icon-btn.danger {
  color: var(--neg);
  border-color: var(--neg-border);
}

.notif-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--neg);
  border-radius: 50%;
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(3px);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.side-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 315px;
  max-width: 86vw;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-strong);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transform: translateX(102%);
  transition: transform 0.26s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -12px 0 36px rgba(0, 0, 0, 0.25);
}

.side-drawer.open {
  transform: translateX(0);
}

.drawer-head {
  padding: 18px 16px;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.drawer-user-box {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.user-initials-circle,
.avatar-circle-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-invert);
  color: var(--text-invert);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  flex-shrink: 0;
  object-fit: cover;
  border: 1.5px solid var(--border-strong);
}

.drawer-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.drawer-section-label {
  font-size: 11px;
  font-weight: 800;
  color: var(--text-muted);
  padding: 8px 12px 4px;
  text-transform: uppercase;
}

.drawer-link {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  text-align: right;
  transition: var(--transition);
}

.drawer-link i {
  font-size: 19px;
  color: var(--text-secondary);
}

.drawer-link:hover {
  background: var(--bg-subtle);
}

.drawer-link.active {
  background: var(--bg-invert);
  color: var(--text-invert);
}

.drawer-link.active i {
  color: var(--text-invert);
}

.drawer-counter {
  margin-right: auto;
  background: var(--neg);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 1px 7px;
  border-radius: var(--radius-full);
}

.drawer-foot {
  padding: 12px;
  border-top: 1px solid var(--border);
  background: var(--bg-subtle);
}

/* ==========================================================================
   4. محرك البحث الذكي البديل للقوائم المنسدلة (Smart Auto-Complete Picker)
   ========================================================================== */
.smart-picker-wrap {
  position: relative;
  width: 100%;
}

.smart-picker-input-box {
  position: relative;
  display: flex;
  align-items: center;
}

.smart-picker-input-box i.search-ico {
  position: absolute;
  right: 12px;
  font-size: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.smart-picker-input-box .input-ctrl {
  padding-right: 36px;
  padding-left: 34px;
}

.smart-picker-clear {
  position: absolute;
  left: 8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: var(--bg-elevated);
  color: var(--text-main);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
}

.smart-picker-wrap.has-val .smart-picker-clear {
  display: inline-flex;
}

.smart-picker-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 230px;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1.5px solid var(--text-main);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 650;
  display: none;
}

.smart-picker-dropdown.open {
  display: block;
}

.smart-picker-item {
  padding: 10px 13px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  transition: background 0.15s ease;
}

.smart-picker-item:last-child {
  border-bottom: none;
}

.smart-picker-item:hover,
.smart-picker-item.selected {
  background: var(--bg-subtle);
  font-weight: 800;
}

.smart-picker-empty {
  padding: 12px;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-muted);
}

/* ==========================================================================
   5. الحاوية الرئيسية، شريط البحث العام، وكبسولات الفلترة
   ========================================================================== */
.main-container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 16px 14px 120px;
}

.search-bar-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.search-field {
  flex: 1;
  position: relative;
}

.search-field i {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--text-muted);
}

.search-field input {
  width: 100%;
  padding: 12px 44px 12px 16px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
  transition: var(--transition);
}

.search-field input:focus {
  outline: none;
  border-color: var(--text-main);
}

.pills-scroll {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 2px 14px;
  scrollbar-width: none;
}

.pills-scroll::-webkit-scrollbar {
  display: none;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 15px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-main);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.filter-pill .count {
  background: var(--bg-subtle);
  color: var(--text-secondary);
  padding: 1px 7px;
  border-radius: var(--radius-full);
  font-size: 11px;
}

.filter-pill.active {
  background: var(--bg-invert);
  border-color: var(--bg-invert);
  color: var(--text-invert);
}

.filter-pill.active .count {
  background: rgba(128, 128, 128, 0.28);
  color: var(--text-invert);
}

.date-filter-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.date-inputs-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.date-inputs-group input[type="date"] {
  padding: 7px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-strong);
  background: var(--bg-subtle);
  color: var(--text-main);
  font-family: inherit;
  font-size: 12.5px;
}

/* ==========================================================================
   6. المحافظ المالية والإحصائيات (Wallets & Positive/Negative Numbers)
   ========================================================================== */
.money-pos { color: var(--pos) !important; font-weight: 800; }
.money-neg { color: var(--neg) !important; font-weight: 800; }

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

@media (min-width: 768px) {
  .metrics-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.metric-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 15px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  box-shadow: var(--shadow-xs);
}

.metric-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.metric-val {
  font-size: 18.5px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

.metric-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.metric-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
}

.metric-icon.pos { background: var(--pos-bg); color: var(--pos); border-color: var(--pos-border); }
.metric-icon.neg { background: var(--neg-bg); color: var(--neg); border-color: var(--neg-border); }

/* ==========================================================================
   7. شبكة الكتب العمودية والأغلفة المتعددة (Front / Back / Spread)
   ========================================================================== */
.books-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (min-width: 768px) {
  .books-grid {
    grid-template-columns: repeat(auto-fill, minmax(225px, 1fr));
    gap: 16px;
  }
}

.book-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.book-card:hover {
  transform: translateY(-3px);
  border-color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.book-cover-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4.1;
  background: var(--bg-subtle);
  overflow: hidden;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
}

.book-cover-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.book-typo-cover {
  width: 100%;
  height: 100%;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--bg-subtle);
  color: var(--text-main);
}

.book-typo-cover i {
  font-size: 30px;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.book-typo-cover h4 {
  font-size: 14.5px;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 4px;
}

.book-typo-cover span {
  font-size: 11px;
  color: var(--text-secondary);
}

.cover-badges {
  position: absolute;
  top: 8px;
  left: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 2;
}

.book-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.book-title-link {
  font-size: 14.5px;
  font-weight: 800;
  color: var(--text-main);
  cursor: pointer;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.book-author-link {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
}

.book-mini-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: var(--bg-subtle);
  padding: 8px;
  border-radius: var(--radius-xs);
  font-size: 11.5px;
}

.book-mini-stats span {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
}

/* شبكة استعراض الأغلفة الثلاثة (الأمامي، الخلفي، المزدوج الكامل) في الأرشيف وتفاصيل الكتاب */
.covers-showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 10px;
}

.cover-slot-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cover-slot-card img {
  width: 100%;
  height: 170px;
  object-fit: contain;
  background: var(--bg-surface);
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
}

/* ==========================================================================
   8. البطاقات العامة، الصفوف، التنبيه الذكي للتكرار، وصفحات الإدخال
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.surface-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-xs);
}

.page-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  margin-bottom: 16px;
}

.panel-head {
  padding: 15px 18px;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.panel-body {
  padding: 18px;
}

.form-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 15px;
  margin-bottom: 14px;
}

.form-box-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 7px;
}

/* شريط التنبيه الذكي عند تشابه أسماء الكتب أو المعارض (لا يمنع الحفظ بل ينبه) */
.dup-warning-box {
  display: none;
  background: var(--neg-bg);
  border: 1.5px solid var(--neg-border);
  color: var(--neg);
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  font-size: 12.5px;
  font-weight: 800;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.dup-warning-box.show {
  display: flex;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

@media (max-width: 680px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.field { margin-bottom: 12px; }
.field label {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  margin-bottom: 5px;
  color: var(--text-main);
}

.input-ctrl {
  width: 100%;
  padding: 10px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
}

.input-ctrl:focus {
  outline: none;
  border-color: var(--text-main);
}

.multi-select-list {
  max-height: 210px;
  overflow-y: auto;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  padding: 8px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 6px;
}

.check-tile {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
}

.check-tile input {
  width: 16px;
  height: 16px;
  accent-color: var(--text-main);
}

.list-row {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 13px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

/* ==========================================================================
   9. الأزرار، قفل النقر المزدوج (Anti-Double-Click)، والشارات
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 9px 15px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn[disabled],
.btn.is-busy {
  opacity: 0.55 !important;
  pointer-events: none !important;
  cursor: not-allowed !important;
}

.btn-primary {
  background: var(--bg-invert);
  color: var(--text-invert);
}

.btn-pos {
  background: var(--pos);
  color: #ffffff;
}

.btn-neg {
  background: var(--neg);
  color: #ffffff;
}

.btn-outline {
  background: var(--bg-surface);
  border-color: var(--border-strong);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--text-main);
  background: var(--bg-subtle);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 800;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  color: var(--text-main);
}

.badge.pos { background: var(--pos-bg); color: var(--pos); border-color: var(--pos-border); }
.badge.neg { background: var(--neg-bg); color: var(--neg); border-color: var(--neg-border); }
.badge.invert { background: var(--bg-invert); color: var(--text-invert); }

/* ==========================================================================
   10. الشريط السفلي العائم بـ 5 أزرار (Floating Bottom Dock)
   ========================================================================== */
.floating-dock-wrap {
  position: fixed;
  bottom: 14px;
  left: 12px;
  right: 12px;
  z-index: 500;
  display: flex;
  justify-content: center;
  pointer-events: none;
}

.floating-dock {
  pointer-events: auto;
  width: 100%;
  max-width: 470px;
  background: #09090b;
  color: #fafafa;
  border: 1px solid #27272a;
  border-radius: var(--radius-full);
  padding: 7px 10px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  box-shadow: var(--shadow-dock);
}

[data-theme="dark"] .floating-dock {
  background: #18181b;
  border-color: #3f3f46;
}

.dock-btn {
  border: none;
  background: transparent;
  color: #a1a1aa;
  font-family: inherit;
  font-size: 10.5px;
  font-weight: 700;
  padding: 6px 4px;
  border-radius: var(--radius-full);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  transition: var(--transition);
}

.dock-btn i { font-size: 19px; }

.dock-btn.active {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
}

.dock-add-center {
  width: 48px;
  height: 48px;
  margin: 0 auto;
  border-radius: 50%;
  border: 2px solid #fafafa;
  background: #fafafa;
  color: #09090b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  transition: var(--transition);
}

.dock-add-center:hover {
  transform: scale(1.06);
}

.sheet-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 950;
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 16px 14px 86px;
}

.sheet-overlay.show { display: flex; }

.sheet-box {
  width: 100%;
  max-width: 480px;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 20px;
  box-shadow: var(--shadow-dock);
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.quick-tile {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 13px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 800;
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition);
}

.quick-tile i { font-size: 22px; }
.quick-tile:hover { border-color: var(--text-main); }

/* ==========================================================================
   11. الآلة الحاسبة الذكية فائقة الوضوح + كرت التعليمات المنسدل
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-overlay.show { display: flex; }

.modal-card {
  width: 100%;
  max-width: 460px;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 22px 18px;
  box-shadow: var(--shadow-dock);
}

.calc-guide-details {
  background: var(--bg-subtle);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.calc-guide-details summary {
  padding: 10px 14px;
  font-size: 12.5px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
}

.calc-guide-details summary::-webkit-details-marker {
  display: none;
}

.calc-guide-body {
  padding: 10px 14px 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.calc-results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
}

.calc-res-box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 9px 10px;
}

.calc-res-box span {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
}

.calc-res-box strong {
  font-size: 15px;
  font-weight: 900;
}

.calc-keypad {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  margin-top: 8px;
}

.calc-key {
  padding: 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-subtle);
  color: var(--text-main);
  font-family: monospace, sans-serif;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
}

.calc-key.op {
  background: var(--bg-invert);
  color: var(--text-invert);
}

.toast-stack {
  position: fixed;
  top: 72px;
  left: 16px;
  right: 16px;
  z-index: 2500;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.toast-item {
  background: var(--bg-invert);
  color: var(--text-invert);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   12. الترويسة والختم الإلكتروني الرسمي للطباعة وكشوف الحسابات PDF
   ========================================================================== */
.print-official-header,
.print-official-footer {
  display: none;
}

@media print {
  .top-header, .floating-dock-wrap, .side-drawer, .drawer-backdrop, .btn, .icon-btn, .search-bar-wrap, .pills-scroll, .date-filter-bar, .no-print {
    display: none !important;
  }

  body, .main-container, .page-panel, .surface-card {
    background: #ffffff !important;
    color: #000000 !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .print-official-header {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    border-bottom: 2.5px solid #000000;
    padding-bottom: 14px;
    margin-bottom: 20px;
  }

  .print-official-footer {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    border-top: 1.5px solid #000000;
    padding-top: 12px;
    margin-top: 28px;
    font-size: 12px;
  }
}