/* ═══════════════════════════════════════════════════════════════
   SaaS CRM — Global Design System
   Applies to ALL pages. Dark/light mode, components, animations.
═══════════════════════════════════════════════════════════════ */

/* ── 1. CSS Custom Properties ───────────────────────────────── */
:root {
  --ds-bg:           #F8FAFC;
  --ds-card:         #FFFFFF;
  --ds-border:       #E2E8F0;
  --ds-text:         #1E293B;
  --ds-muted:        #64748B;
  --ds-sidebar:      #FFFFFF;
  --ds-nav-hover:    #EEF2FF;
  --ds-nav-active:   #4F46E5;
  --ds-primary:      #4F46E5;
  --ds-primary-h:    #4338CA;
  --ds-shadow:       0 1px 3px 0 rgb(0 0 0/.08),0 1px 2px -1px rgb(0 0 0/.06);
  --ds-shadow-lift:  0 10px 25px -5px rgb(0 0 0/.12),0 8px 10px -6px rgb(0 0 0/.08);
  --ds-radius:       16px;
  --ds-radius-sm:    10px;
  --ds-transition:   .2s cubic-bezier(.4,0,.2,1);
}
html.dark {
  --ds-bg:           #0F172A;
  --ds-card:         #1E293B;
  --ds-border:       #334155;
  --ds-text:         #F1F5F9;
  --ds-muted:        #94A3B8;
  --ds-sidebar:      #1E293B;
  --ds-nav-hover:    #1e2d4a;
  --ds-nav-active:   #4F46E5;
}

/* ── 2. Global base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Cairo', sans-serif;
  background: var(--ds-bg);
  color: var(--ds-text);
  transition: background .3s ease, color .3s ease;
  min-height: 100vh;
}
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 99px; }
html.dark ::-webkit-scrollbar-thumb { background: #475569; }

/* ── 3. Dark mode: automatic Tailwind class overrides ───────── */
html.dark .bg-white            { background-color: var(--ds-card)  !important; }
html.dark .bg-slate-50,
html.dark .bg-gray-50          { background-color: var(--ds-bg)    !important; }
html.dark .bg-gray-100         { background-color: #283548         !important; }
html.dark .bg-gray-200         { background-color: #2d3f55         !important; }
html.dark .bg-gray-800         { background-color: #0e1a2b         !important; }
html.dark .text-gray-900       { color: var(--ds-text)   !important; }
html.dark .text-gray-800       { color: var(--ds-text)   !important; }
html.dark .text-gray-700       { color: #CBD5E1          !important; }
html.dark .text-gray-600       { color: var(--ds-muted)  !important; }
html.dark .text-gray-500       { color: #94A3B8          !important; }
html.dark .text-gray-400       { color: #64748B          !important; }
html.dark .text-gray-300       { color: #475569          !important; }
html.dark .border-white        { border-color: var(--ds-border) !important; }
html.dark .border-gray-50      { border-color: #1e2d3e   !important; }
html.dark .border-gray-100     { border-color: var(--ds-border) !important; }
html.dark .border-gray-200     { border-color: var(--ds-border) !important; }
html.dark .border-gray-300     { border-color: var(--ds-border) !important; }
html.dark .divide-gray-50  > * + * { border-color: #1e2d3e !important; }
html.dark .divide-gray-100 > * + * { border-color: var(--ds-border) !important; }
html.dark .divide-gray-200 > * + * { border-color: var(--ds-border) !important; }
html.dark .hover\:bg-gray-50:hover  { background-color: #1e2d3e !important; }
html.dark .hover\:bg-gray-100:hover { background-color: #283548 !important; }
html.dark .hover\:bg-gray-200:hover { background-color: #2d3f55 !important; }
html.dark input,
html.dark textarea,
html.dark select {
  background-color: var(--ds-bg)     !important;
  color:            var(--ds-text)   !important;
  border-color:     var(--ds-border) !important;
}
html.dark input::placeholder,
html.dark textarea::placeholder { color: var(--ds-muted) !important; }
html.dark .shadow-sm  { box-shadow: 0 1px 4px rgb(0 0 0/.35) !important; }
html.dark .shadow     { box-shadow: 0 2px 8px rgb(0 0 0/.45) !important; }
html.dark .shadow-md  { box-shadow: 0 4px 14px rgb(0 0 0/.5) !important; }
html.dark .shadow-xl  { box-shadow: 0 10px 30px rgb(0 0 0/.6) !important; }
html.dark .shadow-2xl { box-shadow: 0 20px 50px rgb(0 0 0/.7) !important; }

/* Layout / shell */
html.dark #sidebar {
  background: var(--ds-sidebar) !important;
  border-left-color: var(--ds-border) !important;
  background-image: none !important;
}
html.dark header,
html.dark #topnav {
  background: rgba(30,41,59,.92) !important;
  border-bottom-color: var(--ds-border) !important;
}
html.dark main { background: var(--ds-bg) !important; }

/* Sidebar nav items in dark mode */
html.dark .nav-link { color: var(--ds-muted) !important; }
html.dark .nav-link:hover {
  background: var(--ds-nav-hover) !important;
  color: #818cf8 !important;
}
html.dark .nav-link.active {
  background: #4F46E5 !important;
  color: #fff !important;
  box-shadow: none !important;
}
html.dark .nav-link.active::after { display: none !important; }
html.dark .acc-header { color: var(--ds-muted) !important; }
html.dark .acc-header:hover { background: var(--ds-nav-hover) !important; color: #818cf8 !important; }

/* Flash bars in dark mode */
html.dark .flash-bar { border-color: var(--ds-border) !important; }

/* Modals in dark mode */
html.dark [id$="-modal"] > div > div,
html.dark [id$="Modal"] > div,
html.dark .modal-box {
  background: var(--ds-card) !important;
  border-color: var(--ds-border) !important;
}

/* Profile dropdown in dark mode */
html.dark #profile-menu {
  background: var(--ds-card) !important;
  border-color: var(--ds-border) !important;
}
html.dark #profile-menu a,
html.dark #profile-menu button { color: var(--ds-text) !important; }

/* Notification dropdown */
html.dark #notif-menu {
  background: var(--ds-card) !important;
  border-color: var(--ds-border) !important;
}

/* ── 4. Component classes ────────────────────────────────────── */

/* ds-card */
.ds-card {
  background: var(--ds-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  transition: background var(--ds-transition), border-color var(--ds-transition);
}

/* kpi-card */
.kpi-card {
  background: var(--ds-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  padding: 20px;
  transition: background var(--ds-transition), border-color var(--ds-transition),
              transform .2s ease, box-shadow .2s ease;
  cursor: default;
  position: relative;
  overflow: hidden;
}
.kpi-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ds-shadow-lift);
}
.kpi-card::before {
  content: '';
  position: absolute; inset: 0; opacity: 0;
  transition: opacity .3s ease;
  background: radial-gradient(circle at 80% 20%, rgb(79 70 229/.06), transparent 60%);
}
.kpi-card:hover::before { opacity: 1; }

/* order-card */
.order-card {
  background: var(--ds-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  padding: 16px;
  transition: background var(--ds-transition), border-color var(--ds-transition),
              transform .18s ease, box-shadow .18s ease;
  position: relative;
  overflow: hidden;
}
.order-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -4px rgb(0 0 0/.14);
  border-color: #c7d2fe;
}
html.dark .order-card:hover { border-color: #4338CA; }

/* ds-input */
.ds-input {
  width: 100%;
  background: var(--ds-bg);
  border: 1.5px solid var(--ds-border);
  color: var(--ds-text);
  border-radius: var(--ds-radius-sm);
  padding: 9px 14px;
  font-size: .875rem;
  font-family: 'Cairo', sans-serif;
  transition: border-color .2s ease, box-shadow .2s ease, background .3s ease;
  outline: none;
}
.ds-input:focus {
  border-color: #4F46E5;
  box-shadow: 0 0 0 3px rgb(79 70 229/.15);
}
.ds-input::placeholder { color: var(--ds-muted); }

/* ds-btn */
.ds-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--ds-radius-sm);
  font-size: .875rem;
  font-weight: 600;
  font-family: 'Cairo', sans-serif;
  cursor: pointer;
  border: none;
  outline: none;
  text-decoration: none;
  transition: transform .12s ease, box-shadow .15s ease, background .15s ease;
}
.ds-btn:active { transform: scale(.97); }
.ds-btn-primary { background: var(--ds-primary); color: #fff; }
.ds-btn-primary:hover { background: var(--ds-primary-h); box-shadow: 0 4px 12px rgb(79 70 229/.35); color: #fff; }
.ds-btn-ghost {
  background: transparent;
  color: var(--ds-muted);
  border: 1.5px solid var(--ds-border);
}
.ds-btn-ghost:hover { background: var(--ds-nav-hover); color: #4F46E5; border-color: #4F46E5; }
.ds-btn-danger { background: #EF4444; color: #fff; }
.ds-btn-danger:hover { background: #DC2626; box-shadow: 0 4px 12px rgb(239 68 68/.3); }
.ds-btn-success { background: #10B981; color: #fff; }
.ds-btn-success:hover { background: #059669; box-shadow: 0 4px 12px rgb(16 185 129/.3); }

/* ds-badge */
.ds-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 600;
  white-space: nowrap;
}

/* ds-table-wrap */
.ds-table-wrap {
  background: var(--ds-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  overflow: hidden;
  transition: background var(--ds-transition), border-color var(--ds-transition);
}
.ds-table-wrap table { width: 100%; border-collapse: collapse; }
.ds-table-wrap thead th {
  background: var(--ds-bg);
  color: var(--ds-muted);
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 12px 16px;
  text-align: right;
  border-bottom: 1px solid var(--ds-border);
}
.ds-table-wrap tbody tr {
  border-bottom: 1px solid var(--ds-border);
  transition: background .15s ease;
}
.ds-table-wrap tbody tr:last-child { border-bottom: none; }
.ds-table-wrap tbody tr:hover { background: var(--ds-nav-hover); }
.ds-table-wrap tbody td { padding: 12px 16px; font-size: .875rem; color: var(--ds-text); }

/* ── 5. Sidebar collapse support ────────────────────────────── */
#sidebar {
  transition: width .3s cubic-bezier(.4,0,.2,1),
              transform .3s cubic-bezier(.4,0,.2,1),
              background .3s ease !important;
}
#sidebar.ds-collapsed { width: 72px !important; }
#sidebar.ds-collapsed .nav-label,
#sidebar.ds-collapsed .acc-header span,
#sidebar.ds-collapsed .sidebar-logo-text,
#sidebar.ds-collapsed .sidebar-user-info {
  opacity: 0 !important;
  pointer-events: none !important;
  width: 0 !important;
  overflow: hidden !important;
}
#sidebar.ds-collapsed .nav-link { justify-content: center !important; padding: 10px !important; }
#sidebar.ds-collapsed .acc-header { justify-content: center !important; }
#main-wrap { transition: margin-right .3s cubic-bezier(.4,0,.2,1); }
#main-wrap.ds-sidebar-collapsed { margin-right: 72px !important; }

/* ── 6. Animations ──────────────────────────────────────────── */
@keyframes ds-fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes ds-slide-in {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes ds-modal-in {
  from { opacity: 0; transform: scale(.95) translateY(-8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes ds-counter {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes ds-progress {
  from { width: 0 !important; }
}

.ds-fade-up   { animation: ds-fade-up   .5s cubic-bezier(.4,0,.2,1) both; }
.ds-slide-in  { animation: ds-slide-in  .35s cubic-bezier(.4,0,.2,1) both; }
.ds-modal-in  { animation: ds-modal-in  .25s cubic-bezier(.4,0,.2,1) both; }

/* Dark mode toggle button */
#ds-dark-toggle {
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1.5px solid var(--ds-border);
  background: transparent;
  color: var(--ds-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ds-transition), border-color var(--ds-transition),
              color var(--ds-transition);
  flex-shrink: 0;
}
#ds-dark-toggle:hover { background: var(--ds-nav-hover); color: #4F46E5; border-color: #4F46E5; }

/* ── 7. Auth pages dark support ─────────────────────────────── */
html.dark .auth-card {
  background: var(--ds-card) !important;
  border-color: var(--ds-border) !important;
}
html.dark .input-field {
  background: var(--ds-bg) !important;
  border-color: var(--ds-border) !important;
  color: var(--ds-text) !important;
}
html.dark .input-field:focus {
  background: var(--ds-card) !important;
  border-color: #6366f1 !important;
}

/* ── 8. Page header standard ────────────────────────────────── */
.ds-page-header {
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.ds-page-title {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--ds-text);
  line-height: 1.2;
}
.ds-page-subtitle {
  font-size: .8125rem;
  color: var(--ds-muted);
  margin-top: 3px;
}

/* ── 9. Filter bar ──────────────────────────────────────────── */
.ds-filter-bar {
  background: var(--ds-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  padding: 16px;
  margin-bottom: 20px;
  transition: background var(--ds-transition), border-color var(--ds-transition);
}

/* ── 10. Pagination ─────────────────────────────────────────── */
.ds-page-btn {
  padding: 6px 12px;
  border-radius: 8px;
  font-size: .8125rem;
  font-weight: 500;
  transition: background var(--ds-transition), color var(--ds-transition);
  text-decoration: none;
  color: var(--ds-text);
  border: 1px solid var(--ds-border);
}
.ds-page-btn:hover { background: var(--ds-nav-hover); color: #4F46E5; border-color: #4F46E5; }
.ds-page-btn.active { background: #4F46E5; color: #fff; border-color: #4F46E5; }
.ds-page-btn.disabled { opacity: .4; pointer-events: none; }

/* ── 11. Status bar scroll ──────────────────────────────────── */
.ds-status-bar { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px; margin-bottom: 16px; }
.ds-status-bar::-webkit-scrollbar { height: 4px; }
.ds-status-bar::-webkit-scrollbar-thumb { background: var(--ds-border); border-radius: 99px; }