/* ═══════════════════════════════════════════════════
   NexusSell — Core  (Variables · Reset · Layout · Header · Sidebar)
   ═══════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────── */
:root {
  /* Premium Vibrant Light Mode Palette */
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --primary-soft: #EFF6FF;
  --primary-ring: rgba(37, 99, 235, .15);

  --success: #10B981;
  --success-soft: #ECFDF5;
  --danger: #EF4444;
  --danger-soft: #FEF2F2;
  --warning: #F59E0B;
  --warning-soft: #FFFBEB;
  --purple: #8B5CF6;
  --purple-soft: #F5F3FF;

  --text: #0F172A;
  /* Deep Slate for max readability */
  --text-muted: #64748B;

  /* Soft Mesh Background Base */
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(255, 255, 255, 0.5);

  --border: #E2E8F0;
  --border-dark: #CBD5E1;

  /* Premium Soft Shadow System */
  --shadow-sm: 0 2px 4px -1px rgba(15, 23, 42, .03);
  --shadow: 0 4px 12px -2px rgba(15, 23, 42, .05), 0 2px 6px -1px rgba(15, 23, 42, .03);
  --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, .08), 0 8px 10px -6px rgba(15, 23, 42, .04);
  --shadow-lg: 0 20px 40px -8px rgba(15, 23, 42, .1), 0 12px 14px -8px rgba(15, 23, 42, .05);

  /* Accent Shadows */
  --shadow-blue: 0 10px 30px -5px rgba(37, 99, 235, .25);
  --shadow-green: 0 10px 30px -5px rgba(16, 185, 129, .25);
  --shadow-orange: 0 10px 30px -5px rgba(245, 158, 11, .25);
  --shadow-red: 0 10px 30px -5px rgba(239, 68, 68, .25);
  --shadow-purple: 0 10px 30px -5px rgba(139, 92, 246, .25);

  --sidebar-w: 260px;
  /* Slightly wider for premium breathing room */
  --sidebar-mini: 72px;
  --header-h: 70px;
  --radius: 16px;
  /* rounder components */
  --radius-lg: 24px;
}

/* ── Reset / Base ──────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Cairo', 'Inter', system-ui, sans-serif;
  background: var(--bg);
  /* Optional: Very subtle background pattern if desired, sticking to clean for now */
  color: var(--text);
  direction: rtl;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

/* ── App Shell ─────────────────────────────────── */
.has-sidebar {
  display: flex;
  min-height: 100vh;
  /* Premium App Background wrapper */
  background:
    radial-gradient(circle at 0% 0%, #F1F5F9 0%, transparent 40%),
    radial-gradient(circle at 100% 100%, #E2E8F0 0%, transparent 40%),
    var(--bg);
}

.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-right: var(--sidebar-w);
  transition: margin-right .4s cubic-bezier(0.16, 1, 0.3, 1);
  min-width: 0;
}

body.sidebar-collapsed .main-wrapper {
  margin-right: var(--sidebar-mini);
}

/* ── Premium Floating Sidebar ──────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 0 10px 40px -10px rgba(15, 23, 42, 0.08);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 1rem;
  right: 1rem;
  bottom: 1rem;
  border-radius: 24px;
  z-index: 100;
  overflow: hidden;
  transition: width .4s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar.collapsed {
  width: var(--sidebar-mini);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 1.25rem 1rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: white;
  box-shadow: 0 8px 16px rgba(37, 99, 235, 0.25);
  cursor: pointer;
  transition: transform 0.3s;
}

.brand-icon:hover {
  transform: scale(1.05) rotate(-5deg);
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.02em;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0.75rem;
  scrollbar-width: none;
  /* Hide scrollbar for a cleaner look */
}

.sidebar-nav::-webkit-scrollbar {
  display: none;
}

.nav-section {
  font-size: .65rem;
  font-weight: 800;
  color: #94A3B8;
  text-transform: uppercase;
  letter-spacing: .15em;
  padding: 1.25rem 1rem 0.5rem;
  white-space: nowrap;
  overflow: hidden;
}

.sidebar.collapsed .nav-section {
  visibility: hidden;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .75rem 1rem;
  color: var(--text-muted);
  font-size: .92rem;
  font-weight: 600;
  transition: all .25s ease;
  text-decoration: none;
  white-space: nowrap;
  margin-bottom: 0.2rem;
  border-radius: 14px;
}

.nav-item:hover {
  color: var(--primary-dark);
  background: var(--primary-soft);
  transform: translateX(-4px);
}

.nav-item.active {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
  font-weight: 700;
}

.nav-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.nav-item:hover .nav-icon {
  transform: scale(1.15);
}

.nav-item.active .nav-icon {
  transform: scale(1.1) translateY(-1px);
}

.sidebar-collapse-btn {
  position: absolute;
  top: 1.5rem;
  left: -14px;
  width: 28px;
  height: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 1.2rem;
  z-index: 101;
  transition: all .2s;
}

.sidebar-collapse-btn:hover {
  color: var(--primary);
  transform: scale(1.1);
  box-shadow: var(--shadow);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, .3);
  backdrop-filter: blur(4px);
  z-index: 99;
}

/* ── Floating App Header ───────────────────────── */
.top-header {
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 50;
  /* Soft floating shadow */
  box-shadow: 0 4px 20px -5px rgba(15, 23, 42, 0.05);
}

.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--text-muted);
  padding: .25rem .4rem;
  border-radius: 7px;
  transition: background .15s;
}

.sidebar-toggle:hover {
  background: var(--bg);
}

.header-title {
  font-size: .94rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}

.header-start {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.header-end {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-right: auto;
}

.branch-badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .28rem .85rem;
  border-radius: 20px;
  font-size: .78rem;
  font-weight: 700;
  background: #DBEAFE;
  color: #1D4ED8;
  border: 1px solid #BFDBFE;
  cursor: pointer;
  transition: background .18s, box-shadow .18s;
  user-select: none;
}

.branch-badge:hover {
  background: #BFDBFE;
  box-shadow: 0 2px 8px var(--primary-ring);
}

/* ── User Dropdown ─────────────────────────────── */
.user-dropdown {
  position: relative;
}

.user-avatar-btn {
  display: flex;
  align-items: center;
  gap: .55rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: .28rem .75rem .28rem .35rem;
  cursor: pointer;
  font-family: inherit;
  transition: background .18s, border-color .18s, box-shadow .18s;
}

.user-avatar-btn:hover {
  background: var(--bg);
  border-color: var(--primary);
  box-shadow: 0 2px 10px var(--primary-ring);
}

.user-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.user-avatar-name {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text);
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-avatar-caret {
  font-size: .65rem;
  color: var(--text-muted);
  transition: transform .2s;
}

.user-dropdown.open .user-avatar-caret {
  transform: rotate(180deg);
}

.user-dropdown-menu {
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 240px;
  z-index: 300;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-6px) scale(.97);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}

.user-dropdown.open .user-dropdown-menu {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.user-dropdown-header {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem;
  background: linear-gradient(135deg, var(--primary-soft), #F5F3FF);
}

.udh-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  box-shadow: 0 4px 12px var(--primary-ring);
}

.udh-name {
  font-size: .88rem;
  font-weight: 700;
  color: var(--text);
}

.udh-branch {
  font-size: .74rem;
  color: var(--text-muted);
  margin-top: .15rem;
}

.user-dropdown-divider {
  height: 1px;
  background: var(--border);
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: .6rem;
  width: 100%;
  padding: .72rem 1rem;
  background: none;
  border: none;
  font-family: inherit;
  font-size: .85rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  text-align: right;
  text-decoration: none;
  transition: background .15s, color .15s;
}

.user-dropdown-item:hover {
  background: var(--bg);
  color: var(--primary);
}

.user-dropdown-item.danger:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

/* ── Branch Picker Modal ───────────────────────── */
.bp-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, .55);
  backdrop-filter: blur(4px);
  z-index: 400;
  animation: bpFadeIn .18s ease;
}

.bp-overlay.open {
  display: block;
}

.bp-modal {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -44%) scale(.96);
  width: min(680px, 95vw);
  max-height: 80vh;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 401;
  overflow: hidden;
  flex-direction: column;
  transition: transform .22s cubic-bezier(.34, 1.56, .64, 1), opacity .18s;
  opacity: 0;
}

.bp-modal.open {
  display: flex;
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}

/* ── Change Password Modal ────────────────────── */
.cp-modal { width: min(420px, 92vw); }
.cp-body { padding: 1.2rem 1.5rem 1.5rem; }

.bp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, var(--primary-soft) 0%, var(--surface) 100%);
  flex-shrink: 0;
}

.bp-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.bp-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-muted);
  padding: .2rem .4rem;
  border-radius: 6px;
  transition: background .15s, color .15s;
}

.bp-close:hover {
  background: var(--bg);
  color: var(--danger);
}

.bp-search-wrap {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .875rem 1.2rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.bp-search-icon {
  font-size: 1rem;
  color: var(--text-muted);
}

.bp-search-input {
  flex: 1;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: .95rem;
  color: var(--text);
  background: none;
}

.bp-search-input::placeholder {
  color: var(--text-muted);
}

.bp-grid {
  padding: 1.1rem 1.2rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: .75rem;
  overflow-y: auto;
  flex: 1;
}

.bp-loading,
.bp-no-results {
  grid-column: 1/-1;
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: .875rem;
}

.bp-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: 1.1rem .75rem;
  background: var(--bg);
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  font-family: inherit;
  transition: border-color .15s, background .15s, box-shadow .15s, transform .12s;
}

.bp-card:hover,
.bp-card.active {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 0 4px 14px var(--primary-ring);
}

.bp-card:hover {
  transform: translateY(-2px);
}

.bp-card-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.bp-card-name {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  word-break: break-word;
}

.bp-card.active .bp-card-name {
  color: var(--primary);
}

.bp-card-check {
  font-size: .75rem;
  color: var(--primary);
  font-weight: 700;
  opacity: 0;
  transition: opacity .12s;
}

.bp-card.active .bp-card-check {
  opacity: 1;
}

/* ── Page Content ──────────────────────────────── */
.page-content {
  padding: 1.5rem;
  flex: 1;
}

/* ── Alerts ────────────────────────────────────── */
.alert-success-bar,
.alert-error-bar {
  border-radius: var(--radius);
  padding: .8rem 1rem;
  margin-bottom: 1.25rem;
  font-size: .875rem;
  font-weight: 500;
  animation: slideDown .25s ease;
}

.alert-success-bar {
  background: var(--success-soft);
  border: 1px solid #A7F3D0;
  border-right: 4px solid var(--success);
  color: #065F46;
}

.alert-error-bar {
  background: var(--danger-soft);
  border: 1px solid #FECACA;
  border-right: 4px solid var(--danger);
  color: #991B1B;
}

/* ── Animations ────────────────────────────────── */
@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes bpFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* ── Print ─────────────────────────────────────── */
@media print {

  .sidebar,
  .top-header,
  .form-actions,
  .filter-row,
  .btn,
  .page-header a,
  .alert-success-bar,
  .alert-error-bar {
    display: none !important;
  }

  .has-sidebar .main-wrapper {
    margin-right: 0 !important;
  }

  .page-content {
    padding: 0 !important;
  }

  body {
    background: #fff !important;
  }

  .table-card {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
  }

  .kpi-card {
    color: var(--text) !important;
    background: #fff !important;
    border: 1px solid #ccc !important;
    box-shadow: none !important;
  }

  .kpi-card::before,
  .kpi-card::after,
  .kpi-icon {
    display: none;
  }
}

/* ── Responsive ────────────────────────────────── */
@media (max-width: 1024px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .header-search {
    max-width: 200px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(120%);
    width: 280px !important;
    z-index: 200;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-overlay.active {
    display: block;
  }

  .has-sidebar .main-wrapper,
  body.sidebar-collapsed .main-wrapper {
    margin-right: 0 !important;
  }

  .sidebar-toggle {
    display: block !important;
  }

  .sidebar-collapse-btn {
    display: none !important;
  }

  .kpi-grid {
    grid-template-columns: 1fr 1fr;
  }

  .form-grid-2,
  .form-grid-3 {
    grid-template-columns: 1fr;
  }

  .page-content {
    padding: 1rem;
  }

  .top-header {
    padding: 0 1rem;
    gap: .5rem;
  }

  .header-search {
    display: none;
  }

  .header-title {
    font-size: .85rem;
  }

  .table-card {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .table-card table,
  .lines-table {
    min-width: 560px;
  }

  .form-actions {
    flex-direction: column;
    gap: .5rem;
  }

  .form-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .quick-action-btn {
    flex: 1 1 calc(50% - .25rem);
    min-width: 0;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: .5rem;
  }

  .filter-row {
    flex-wrap: wrap;
    gap: .5rem;
  }

  .branch-badge {
    font-size: .72rem;
    padding: .25rem .65rem;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .quick-action-btn {
    flex: 1 1 100%;
  }

  .page-content {
    padding: .75rem;
  }

  .filter-row {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-row>* {
    width: 100%;
  }

  .lines-table th,
  .lines-table td {
    padding: .4rem .5rem;
    font-size: .8rem;
  }
}