/* ================================================================
   ProCRM — Custom Design System
   Font: Inter | Palette: Deep Navy + Electric Blue + Neutral Slate
   ================================================================ */

/* ── Google Font ────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Variables ──────────────────────────────────────────────── */
:root {
  /* Primary Palette */
  --primary:       #4361ee;
  --primary-dark:  #3451d1;
  --primary-light: #eef1ff;
  --primary-glow:  rgba(67, 97, 238, 0.18);

  /* Sidebar */
  --sidebar-bg:    #0f1728;
  --sidebar-w:     260px;
  --sidebar-w-sm:  70px;

  /* Surfaces */
  --bg-body:       #f0f2f8;
  --bg-card:       #ffffff;
  --bg-card-hover: #f8f9ff;

  /* Text */
  --text-primary:  #1a1f36;
  --text-secondary:#5a6072;
  --text-muted:    #9aa0b4;
  --text-sidebar:  #c8cfe8;
  --text-sidebar-active: #ffffff;

  /* Borders */
  --border:        #e4e7f0;
  --border-light:  #f0f2f8;

  /* Status Colors */
  --success:       #10b981;
  --success-bg:    #ecfdf5;
  --warning:       #f59e0b;
  --warning-bg:    #fffbeb;
  --danger:        #ef4444;
  --danger-bg:     #fef2f2;
  --info:          #3b82f6;
  --info-bg:       #eff6ff;

  /* Topbar */
  --topbar-h:      64px;

  /* Transitions */
  --transition:    all 0.22s cubic-bezier(0.4,0,0.2,1);

  /* Shadows */
  --shadow-sm:     0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:     0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.05);
  --shadow-lg:     0 10px 30px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.06);

  /* Radius */
  --radius-sm:     6px;
  --radius-md:     10px;
  --radius-lg:     16px;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: var(--primary); transition: var(--transition); }
a:hover { color: var(--primary-dark); }

/* ── Sidebar ─────────────────────────────────────────────────────── */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: var(--transition);
  overflow: hidden;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  flex-shrink: 0;
}
.brand-icon { font-size: 22px; color: var(--primary); }
.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
  white-space: nowrap;
}

.sidebar-nav {
  padding: 12px 8px;
  overflow-y: auto;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}
.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 4px; }

.nav-item, .nav-group-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-sidebar);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 2px;
}
.nav-item:hover, .nav-group-header:hover {
  background: rgba(255,255,255,.07);
  color: #fff;
}
.nav-item.active, .nav-item:hover {
  background: rgba(255,255,255,.08);
  color: var(--text-sidebar-active);
}
.nav-item i, .nav-group-header i { font-size: 16px; flex-shrink: 0; }

/* Nav Groups (collapsible) */
.nav-group { margin-bottom: 2px; }
.nav-group-header { margin-bottom: 0; }
.nav-arrow { margin-left: auto !important; font-size: 11px !important; transition: transform .2s; }
.nav-group.open .nav-arrow { transform: rotate(180deg); }

.nav-group-items {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding-left: 14px;
}
.nav-group.open .nav-group-items { max-height: 400px; }

.nav-sub {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: rgba(200,207,232,.7);
  font-size: 13px;
  font-weight: 400;
  transition: var(--transition);
  margin-bottom: 2px;
}
.nav-sub i { font-size: 13px; }
.nav-sub:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-sub.active { background: var(--primary-glow); color: var(--primary); font-weight: 600; }
.nav-sub.active i { color: var(--primary); }

.sidebar-divider {
  height: 1px;
  background: rgba(255,255,255,.07);
  margin: 8px 12px;
}
.text-danger-soft { color: #f87171 !important; }
.text-danger-soft:hover { background: rgba(248,113,113,.1) !important; color: #f87171 !important; }

/* ── Collapsed Sidebar ────────────────────────────────────────────── */
body.sidebar-collapsed .sidebar { width: var(--sidebar-w-sm); }
body.sidebar-collapsed .brand-text,
body.sidebar-collapsed .nav-group-header span,
body.sidebar-collapsed .nav-item span,
body.sidebar-collapsed .nav-arrow { display: none; }
body.sidebar-collapsed .nav-group-items { max-height: 0 !important; }
body.sidebar-collapsed .nav-group-header { justify-content: center; padding: 10px; }
body.sidebar-collapsed .nav-item { justify-content: center; padding: 10px; }
body.sidebar-collapsed .main-wrapper { margin-left: var(--sidebar-w-sm); }

/* ── Main Wrapper ───────────────────────────────────────────────── */
.main-wrapper {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

/* ── Topbar ─────────────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  height: var(--topbar-h);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  z-index: 900;
  box-shadow: var(--shadow-sm);
}
.btn-sidebar-toggle {
  background: none; border: none;
  font-size: 20px; color: var(--text-secondary);
  cursor: pointer; padding: 6px; border-radius: var(--radius-sm);
  transition: var(--transition);
}
.btn-sidebar-toggle:hover { background: var(--bg-body); color: var(--primary); }

.topbar-breadcrumb { flex: 1; display: flex; align-items: center; gap: 6px; }
.breadcrumb-module { font-weight: 600; color: var(--text-primary); font-size: 14px; }
.breadcrumb-sep { font-size: 10px; color: var(--text-muted); }
.breadcrumb-page { color: var(--text-secondary); font-size: 13px; }

.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-user { display: flex; align-items: center; gap: 10px; }
.user-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff; font-size: 14px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.user-name { display: block; font-size: 13px; font-weight: 600; color: var(--text-primary); }
.user-role { display: block; font-size: 11px; color: var(--text-muted); }

/* ── Page Content ───────────────────────────────────────────────── */
.page-content { padding: 24px; flex: 1; }

/* ── Cards ──────────────────────────────────────────────────────── */
.crm-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}
.crm-card:hover { box-shadow: var(--shadow-md); }
.crm-card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-light);
}
.crm-card-title { font-size: 15px; font-weight: 700; color: var(--text-primary); margin: 0; }
.crm-card-body { padding: 20px 22px; }

/* Stat Cards */
.stat-card {
  background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.stat-card::before {
  content: '';
  position: absolute; top: -20px; right: -20px;
  width: 120px; height: 120px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
}
.stat-card-label { font-size: 12px; font-weight: 500; opacity: .8; letter-spacing: .5px; text-transform: uppercase; }
.stat-card-value { font-size: 32px; font-weight: 800; margin: 6px 0 0; letter-spacing: -1px; }
.stat-card-icon {
  position: absolute; right: 24px; top: 24px;
  font-size: 36px; opacity: .2;
}

/* ── Tables ─────────────────────────────────────────────────────── */
.crm-table-wrap { overflow-x: auto; }
.crm-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
}
.crm-table thead th {
  background: var(--bg-body);
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .6px;
  padding: 11px 14px;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
.crm-table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
  vertical-align: middle;
}
.crm-table tbody tr:last-child td { border-bottom: none; }
.crm-table tbody tr { transition: background .15s; }
.crm-table tbody tr:hover { background: var(--bg-card-hover); }
.crm-table tbody tr.row-disabled { opacity: .55; }

/* Overdue alert row */
.crm-table tbody tr.row-overdue { background: #fff8f0 !important; }
.crm-table tbody tr.row-overdue td { border-left: 3px solid var(--warning); }
.row-overdue td:first-child { padding-left: 11px; }

/* ── Badges ─────────────────────────────────────────────────────── */
.badge-status {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
}
.badge-active      { background: var(--success-bg); color: var(--success); }
.badge-disabled    { background: #f1f5f9; color: var(--text-muted); }
.badge-new         { background: var(--info-bg); color: var(--info); }
.badge-warning     { background: var(--warning-bg); color: var(--warning); }
.badge-danger      { background: var(--danger-bg); color: var(--danger); }
.badge-completed   { background: var(--success-bg); color: var(--success); }
.badge-cancelled   { background: var(--danger-bg); color: var(--danger); }
.badge-overdue     { background: #fef3c7; color: #92400e; }

/* ── Buttons ────────────────────────────────────────────────────── */
.btn-crm-primary {
  background: var(--primary);
  border: none; color: #fff;
  padding: 8px 18px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600;
  cursor: pointer; transition: var(--transition);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-crm-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  box-shadow: 0 4px 12px rgba(67,97,238,.3);
  transform: translateY(-1px);
}
.btn-crm-outline {
  background: transparent;
  border: 1.5px solid var(--border); color: var(--text-secondary);
  padding: 7px 16px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500; cursor: pointer;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-crm-outline:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

.btn-crm-sm { padding: 5px 12px; font-size: 12px; border-radius: 5px; }
.btn-action-dots {
  background: none; border: 1px solid var(--border);
  width: 30px; height: 30px; border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); font-size: 15px; color: var(--text-secondary);
}
.btn-action-dots:hover { background: var(--bg-body); border-color: var(--primary); color: var(--primary); }

/* ── Forms ──────────────────────────────────────────────────────── */
.form-section {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  margin-bottom: 20px;
  overflow: hidden;
}
.form-section-header {
  background: var(--bg-body);
  padding: 12px 20px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.form-section-body { padding: 20px; }

.form-label {
  font-size: 12px; font-weight: 600;
  color: var(--text-secondary); margin-bottom: 5px;
  text-transform: uppercase; letter-spacing: .4px;
}
.form-control, .form-select {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13.5px; color: var(--text-primary);
  padding: 9px 12px;
  transition: var(--transition);
  background: var(--bg-card);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
  outline: none;
}
.form-check-input:checked { background-color: var(--primary); border-color: var(--primary); }

/* ── Search Bar ─────────────────────────────────────────────────── */
.search-wrapper { position: relative; }
.search-wrapper .bi-search {
  position: absolute; left: 12px; top: 50%;
  transform: translateY(-50%); color: var(--text-muted); font-size: 14px;
  pointer-events: none;
}
.search-input {
  padding-left: 36px !important;
  border-radius: 999px !important;
  font-size: 13px;
}

/* ── Table Toolbar ──────────────────────────────────────────────── */
.table-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; padding: 14px 22px;
  border-bottom: 1px solid var(--border-light);
}
.entries-selector { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-secondary); }
.entries-selector select { width: 70px; font-size: 13px; }

/* ── Pagination ─────────────────────────────────────────────────── */
.page-link {
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  border-radius: var(--radius-sm) !important;
  margin: 0 2px;
  padding: 5px 11px;
}
.page-item.active .page-link { background: var(--primary); border-color: var(--primary); }
.page-link:hover { background: var(--primary-light); color: var(--primary); border-color: var(--primary); }

/* ── Page Header ────────────────────────────────────────────────── */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; gap: 12px; flex-wrap: wrap;
}
.page-header h1 { font-size: 20px; font-weight: 700; color: var(--text-primary); margin: 0; }

/* ── Login Page ─────────────────────────────────────────────────── */
.login-bg {
  min-height: 100vh;
  background: linear-gradient(135deg, #0f1728 0%, #1a2540 60%, #1e3a5f 100%);
  display: flex; align-items: center; justify-content: center;
}
.login-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 48px 44px;
  width: 100%; max-width: 420px;
  box-shadow: var(--shadow-lg);
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .logo-icon { font-size: 42px; color: var(--primary); }
.login-logo h1 { font-size: 22px; font-weight: 800; color: var(--text-primary); margin: 6px 0 2px; }
.login-logo p { font-size: 13px; color: var(--text-muted); }

/* ── Dropdown Action Menu ───────────────────────────────────────── */
.dropdown-menu {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: 13px;
  padding: 6px;
}
.dropdown-item { border-radius: var(--radius-sm); padding: 7px 12px; color: var(--text-primary); }
.dropdown-item:hover { background: var(--primary-light); color: var(--primary); }
.dropdown-item.text-danger:hover { background: var(--danger-bg); }
.dropdown-divider { border-color: var(--border-light); }

/* ── Dashboard stat grid ────────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 24px; }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 992px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.mobile-open { transform: translateX(0); }
  .main-wrapper { margin-left: 0; }
  body.sidebar-collapsed .main-wrapper { margin-left: 0; }
}
@media (max-width: 576px) {
  .page-content { padding: 16px; }
  .login-card { padding: 32px 24px; }
  .stat-card-value { font-size: 26px; }
}

/* ── Animations ─────────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.crm-card, .stat-card, .form-section { animation: fadeInUp .3s ease both; }

/* ── Toasts (AJAX feedback) ─────────────────────────────────────── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; }

/* ── Misc ────────────────────────────────────────────────────────── */
.text-link { color: var(--primary); font-weight: 500; }
.text-link:hover { color: var(--primary-dark); text-decoration: underline; }
.icon-overdue { color: var(--warning); font-size: 14px; }
hr { border-color: var(--border-light); }

/* ── Messaging (Inbox) ──────────────────────────────────────────── */
.chat-container {
  display: flex;
  height: calc(100vh - var(--topbar-h) - 48px);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  overflow: hidden;
}
.chat-sidebar {
  width: 320px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  background: #fdfdfd;
}
.chat-sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-card);
}
.chat-list {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
}
.chat-contact {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 4px;
  position: relative;
}
.chat-contact:hover {
  background: var(--bg-card-hover);
}
.chat-contact.active {
  background: var(--primary-glow);
}
.chat-contact.active .contact-name { color: var(--primary); font-weight: 700; }
.contact-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px; flex-shrink: 0;
}
.contact-info {
  flex: 1; min-width: 0;
}
.contact-name {
  font-size: 14px; font-weight: 600; color: var(--text-primary);
  margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.contact-role {
  font-size: 11px; color: var(--text-muted);
}
.unread-badge {
  background: var(--danger);
  color: #fff;
  font-size: 10px; font-weight: 800;
  padding: 2px 7px; border-radius: 20px;
}

.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #f8f9fc;
}
.chat-header {
  height: 70px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}
.chat-messages {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.msg-bubble {
  max-width: 70%;
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 13.5px;
  line-height: 1.5;
  position: relative;
  word-wrap: break-word;
}
.msg-incoming {
  align-self: flex-start;
  background: #fff;
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}
.msg-outgoing {
  align-self: flex-end;
  background: var(--primary);
  color: #fff;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 10px rgba(67, 97, 238, 0.2);
}
.msg-time {
  font-size: 10px;
  margin-top: 4px;
  opacity: 0.7;
  text-align: right;
  display: block;
}
.msg-incoming .msg-time { text-align: left; color: var(--text-muted); }

.chat-input-area {
  padding: 16px 24px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px;
  align-items: center;
}
.chat-input {
  flex: 1;
  padding: 12px 18px;
  border-radius: 24px;
  border: 1px solid var(--border);
  font-size: 14px;
  background: #f8f9fa;
  transition: var(--transition);
}
.chat-input:focus {
  outline: none;
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px var(--primary-glow);
}
.btn-send {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition);
}
.btn-send:hover {
  background: var(--primary-dark);
  transform: scale(1.05);
}
.msg-delete-btn {
  position: absolute; top: 4px; right: 6px;
  background: none; border: none; cursor: pointer;
  color: rgba(0,0,0,0.25); font-size: 12px; padding: 2px 4px;
  border-radius: 4px; opacity: 0; transition: all .2s ease;
}
.msg-bubble:hover .msg-delete-btn { opacity: 1; }
.msg-delete-btn:hover { color: var(--danger); background: rgba(239,68,68,0.1); }
.msg-outgoing .msg-delete-btn { color: rgba(255,255,255,0.4); }
.msg-outgoing .msg-delete-btn:hover { color: #fff; background: rgba(255,255,255,0.2); }