/* ============================================================
   SimplyBills — Premium UI Design System v2.0
   World-Class Billing Software UI/UX
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,300;0,14..32,400;0,14..32,500;0,14..32,600;0,14..32,700;0,14..32,800;0,14..32,900&display=swap');

/* ═══════════════════════════════════════════════════════════
   DESIGN TOKENS
   ═══════════════════════════════════════════════════════════ */
:root {
  /* Brand */
  --brand-50:   #eff6ff;
  --brand-100:  #dbeafe;
  --brand-200:  #bfdbfe;
  --brand-400:  #60a5fa;
  --brand-500:  #3b82f6;
  --brand-600:  #2563eb;
  --brand-700:  #1d4ed8;
  --brand-800:  #1e40af;
  --brand-900:  #1e3a8a;
  --brand-950:  #172554;

  /* Semantic */
  --primary:        var(--brand-900);
  --primary-hover:  var(--brand-950);
  --primary-light:  var(--brand-500);
  --primary-glow:   rgba(59,130,246,0.15);

  /* Accent */
  --accent:       #f59e0b;
  --accent-hover: #d97706;
  --accent-soft:  #fffbeb;

  /* Status */
  --success:      #10b981;
  --success-soft: #f0fdf4;
  --success-border:#bbf7d0;
  --danger:       #ef4444;
  --danger-soft:  #fef2f2;
  --danger-border:#fecaca;
  --warning:      #f59e0b;
  --warning-soft: #fffbeb;
  --warning-border:#fde68a;
  --info:         #06b6d4;
  --info-soft:    #ecfeff;
  --info-border:  #a5f3fc;
  --purple:       #8b5cf6;
  --purple-soft:  #f5f3ff;
  --purple-border:#ddd6fe;

  /* Neutrals */
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Surfaces */
  --bg:            #f0f4f8;
  --bg-card:       #ffffff;
  --bg-input:      #f8fafc;
  --bg-sidebar:    #0d1b3e;
  --bg-header:     rgba(255,255,255,0.95);

  /* Text */
  --text-primary:   #1e293b;
  --text-secondary: #64748b;
  --text-muted:     #94a3b8;
  --text-disabled:  #cbd5e1;

  /* Borders */
  --border:       #e2e8f0;
  --border-focus: var(--brand-500);
  --border-hover: var(--gray-300);

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
  --shadow-sm:  0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:  0 10px 40px rgba(0,0,0,.12);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.18);
  --shadow-brand: 0 4px 14px rgba(30,58,138,0.25);

  /* Layout */
  --sidebar-w:    250px;
  --header-h:     58px;
  --footer-h:     40px;

  /* Shape */
  --r-xs:  4px;
  --r-sm:  8px;
  --r-md:  12px;
  --r-lg:  16px;
  --r-xl:  20px;
  --r-2xl: 24px;
  --r-full: 9999px;

  /* Motion */
  --ease:       cubic-bezier(.16,1,.3,1);
  --ease-in:    cubic-bezier(.4,0,1,1);
  --ease-out:   cubic-bezier(0,0,.2,1);
  --dur-fast:   0.15s;
  --dur-base:   0.22s;
  --dur-slow:   0.35s;
  --transition: all var(--dur-base) var(--ease-out);
}

/* Dark Mode */
[data-theme="dark"] {
  --bg:           #0c1526;
  --bg-card:      #111f3a;
  --bg-input:     #0d1b35;
  --bg-header:    rgba(13,27,61,0.97);
  --text-primary: #e2e8f0;
  --text-secondary:#94a3b8;
  --text-muted:   #64748b;
  --border:       #1e3a5f;
  --border-hover: #2d5282;
  --gray-50:      #111f3a;
  --gray-100:     #162035;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.3);
  --shadow-md:    0 4px 16px rgba(0,0,0,.4);
}

/* ═══════════════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 15px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }

/* Selection */
::selection { background: var(--brand-100); color: var(--brand-900); }

/* ═══════════════════════════════════════════════════════════
   ██████╗ LOGIN PAGE
   ═══════════════════════════════════════════════════════════ */
.login-page {
  min-height: 100vh;
  display: grid;
  grid-template-rows: 1fr auto;
  background: linear-gradient(145deg, #06122b 0%, #0d2060 35%, #1346a8 65%, #1d5ed8 100%);
  position: relative;
  overflow: hidden;
}

/* Mesh gradient overlay */
.login-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 40%, rgba(99,102,241,.18) 0%, transparent 55%),
    radial-gradient(ellipse 50% 50% at 85% 15%, rgba(245,158,11,.12) 0%, transparent 50%),
    radial-gradient(ellipse 40% 40% at 70% 80%, rgba(16,185,129,.08) 0%, transparent 50%);
  pointer-events: none;
}

/* Grid dots pattern */
.login-page::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

/* Floating orbs */
.bg-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}
.bg-circle-1 { width: 500px; height: 500px; background: rgba(99,102,241,.12); top: -150px; left: -150px; animation: orb1 10s ease-in-out infinite; }
.bg-circle-2 { width: 350px; height: 350px; background: rgba(245,158,11,.1);  bottom: -80px; right: -80px; animation: orb2 14s ease-in-out infinite; }
.bg-circle-3 { width: 250px; height: 250px; background: rgba(16,185,129,.08); top: 45%; right: 12%; animation: orb3 18s ease-in-out infinite; }

@keyframes orb1 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(30px,-30px) scale(1.08)} }
@keyframes orb2 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(-25px,20px) scale(1.05)} }
@keyframes orb3 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(20px,-25px) scale(0.95)} }

.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  position: relative;
  z-index: 1;
}

/* Two-column layout on desktop */
.login-container {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 4rem;
  width: 100%;
  max-width: 900px;
  align-items: center;
}

.login-brand-side {
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.login-brand-side .brand-logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.login-brand-side .brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  background: #ffffff;
  border-radius: 12px;
  padding: 5px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}

.login-brand-side h1 {
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.1;
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,.75) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-brand-side p {
  font-size: 1rem;
  color: rgba(255,255,255,.65);
  line-height: 1.6;
  max-width: 360px;
}

.login-features {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.login-feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,.7);
}

.login-feature-item .feat-icon {
  width: 30px; height: 30px;
  background: rgba(255,255,255,.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
  backdrop-filter: blur(4px);
}

/* Login Card */
.login-box {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(24px) saturate(1.6);
  border-radius: var(--r-2xl);
  box-shadow: 0 30px 80px rgba(0,0,0,.3), 0 0 0 1px rgba(255,255,255,.15), inset 0 1px 0 rgba(255,255,255,.8);
  padding: 2.25rem;
  animation: slideUp var(--dur-slow) var(--ease);
}

@keyframes slideUp {
  from { opacity:0; transform:translateY(28px) scale(.98); }
  to   { opacity:1; transform:translateY(0) scale(1); }
}

.login-box-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.login-box-header img {
  height: 56px;
  margin: 0 auto 1rem;
  filter: drop-shadow(0 4px 8px rgba(30,58,138,.15));
}

.login-box-header h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.4px;
  margin-bottom: 0.2rem;
}

.login-box-header p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════
   FORM CONTROLS (Global)
   ═══════════════════════════════════════════════════════════ */
.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

.form-control,
.form-select {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.58rem 0.85rem;
  font-size: 0.875rem;
  font-family: 'Inter', sans-serif;
  color: var(--text-primary);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast), background var(--dur-fast);
  line-height: 1.5;
  -webkit-appearance: none;
  appearance: none;
}

.form-control:focus,
.form-select:focus {
  outline: none;
  border-color: var(--brand-500);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-control::placeholder { color: var(--text-disabled); }

.form-control:disabled,
.form-select:disabled {
  opacity: .65;
  cursor: not-allowed;
  background: var(--gray-100);
}

/* Textarea */
textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

/* Select arrow */
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.7rem center;
  background-size: 1rem;
  padding-right: 2.25rem;
  cursor: pointer;
}

/* Input Group with Icon */
.input-icon-wrap {
  position: relative;
}
.input-icon-wrap .i-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.875rem;
  pointer-events: none;
  z-index: 1;
}
.input-icon-wrap .form-control { padding-left: 2.5rem; }
.input-icon-wrap .i-icon-right {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.15rem;
  transition: color var(--dur-fast);
}
.input-icon-wrap .i-icon-right:hover { color: var(--primary); }
.input-icon-wrap .form-control.has-right { padding-right: 2.5rem; }

/* Bootstrap input-group compat */
.input-group-text {
  background: var(--gray-100);
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-family: 'Inter', sans-serif;
  padding: 0.58rem 0.75rem;
  border-radius: var(--r-sm);
  line-height: 1.5;
}

/* Form group */
.form-group { margin-bottom: 0.9rem; }
.form-group:last-child { margin-bottom: 0; }

/* Form helper text */
.form-help {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}
.form-help.error { color: var(--danger); }

/* Checkbox & Radio */
.form-check-input {
  width: 1rem; height: 1rem;
  border: 1.5px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  accent-color: var(--brand-600);
  transition: var(--transition);
}
.form-check-label { font-size: 0.875rem; color: var(--text-primary); cursor: pointer; }

/* ═══════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.52rem 1rem;
  border-radius: var(--r-sm);
  font-size: 0.82rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  letter-spacing: 0.1px;
  position: relative;
  overflow: hidden;
}

.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .55; cursor: not-allowed; pointer-events: none; }

/* Ripple */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.15);
  opacity: 0;
  transition: opacity var(--dur-fast);
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--brand-800) 0%, var(--brand-600) 100%);
  color: #fff;
  border-color: var(--brand-700);
  box-shadow: var(--shadow-brand), inset 0 1px 0 rgba(255,255,255,.15);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--brand-900) 0%, var(--brand-700) 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(30,58,138,.35), inset 0 1px 0 rgba(255,255,255,.1);
  color: #fff;
}

.btn-success {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  color: #fff;
  border-color: #059669;
  box-shadow: 0 2px 8px rgba(16,185,129,.25);
}
.btn-success:hover { background: linear-gradient(135deg, #047857 0%, #059669 100%); transform: translateY(-1px); color:#fff; }

.btn-danger {
  background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
  color: #fff;
  border-color: #dc2626;
  box-shadow: 0 2px 8px rgba(239,68,68,.25);
}
.btn-danger:hover { background: linear-gradient(135deg, #b91c1c 0%, #dc2626 100%); transform: translateY(-1px); color:#fff; }

.btn-warning {
  background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  color: #fff;
  border-color: #d97706;
}
.btn-warning:hover { background: linear-gradient(135deg, #b45309 0%, #d97706 100%); transform: translateY(-1px); color:#fff; }

.btn-info {
  background: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%);
  color: #fff;
  border-color: #0891b2;
}
.btn-info:hover { transform: translateY(-1px); color:#fff; }

.btn-light {
  background: var(--bg-card);
  color: var(--text-secondary);
  border-color: var(--border);
  box-shadow: var(--shadow-xs);
}
.btn-light:hover { background: var(--gray-50); color: var(--text-primary); border-color: var(--border-hover); }

.btn-outline-primary {
  background: transparent;
  color: var(--brand-600);
  border-color: var(--brand-300);
}
.btn-outline-primary:hover { background: var(--brand-50); border-color: var(--brand-400); }

.btn-outline-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger-border);
}
.btn-outline-danger:hover { background: var(--danger-soft); }

/* Sizes */
.btn-xs  { padding: 0.28rem 0.6rem;  font-size: 0.72rem; border-radius: var(--r-xs); }
.btn-sm  { padding: 0.4rem  0.75rem; font-size: 0.78rem; }
.btn-lg  { padding: 0.7rem  1.4rem;  font-size: 0.95rem; }
.btn-xl  { padding: 0.85rem 1.75rem; font-size: 1rem;    }
.btn-block { width: 100%; }

/* Icon buttons */
.btn-icon {
  width: 32px; height: 32px;
  padding: 0;
  border-radius: var(--r-sm);
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.btn-icon:hover { background: var(--gray-100); color: var(--primary); border-color: var(--border-hover); }
.btn-icon.edit:hover   { color: var(--brand-600); border-color: var(--brand-200); background: var(--brand-50); }
.btn-icon.delete:hover { color: var(--danger);    border-color: var(--danger-border); background: var(--danger-soft); }
.btn-icon.view:hover   { color: var(--success);   border-color: var(--success-border); background: var(--success-soft); }
.btn-icon.print:hover  { color: var(--warning);   border-color: var(--warning-border); background: var(--warning-soft); }
.btn-icon.copy:hover   { color: var(--purple);    border-color: var(--purple-border); background: var(--purple-soft); }
.btn-icon-sm { width: 26px; height: 26px; font-size: 0.72rem; }
.btn-icon-lg { width: 38px; height: 38px; font-size: 0.9rem; }

/* Login submit button */
.btn-login {
  background: linear-gradient(135deg, var(--brand-900) 0%, var(--brand-600) 100%);
  color: #fff;
  border: none;
  border-radius: var(--r-sm);
  padding: 0.72rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  width: 100%;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 16px rgba(30,58,138,.35);
  letter-spacing: 0.2px;
}
.btn-login:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(30,58,138,.45); }
.btn-login:active { transform: translateY(0); }

.btn-login .btn-spinner {
  display: none;
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .65s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ═══════════════════════════════════════════════════════════
   ALERTS & FLASH
   ═══════════════════════════════════════════════════════════ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  border-radius: var(--r-sm);
  font-size: 0.845rem;
  font-weight: 500;
  border-width: 1px;
  border-style: solid;
  animation: alertIn var(--dur-base) var(--ease);
  margin-bottom: 1rem;
}
@keyframes alertIn { from{opacity:0;transform:translateY(-6px)} to{opacity:1;transform:translateY(0)} }

.alert .alert-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.alert .alert-body { flex: 1; }
.alert .alert-close { background:none;border:none;cursor:pointer;padding:.1rem;color:inherit;opacity:.6;transition:opacity var(--dur-fast);line-height:1;margin-left:auto;font-size:.8rem; }
.alert .alert-close:hover { opacity:1; }

.alert-success { background: var(--success-soft); color: #15803d; border-color: var(--success-border); }
.alert-danger  { background: var(--danger-soft);  color: #dc2626; border-color: var(--danger-border); }
.alert-warning { background: var(--warning-soft); color: #92400e; border-color: var(--warning-border); }
.alert-info    { background: var(--info-soft);    color: #0e7490; border-color: var(--info-border); }

/* ═══════════════════════════════════════════════════════════
   BADGES
   ═══════════════════════════════════════════════════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.55rem;
  border-radius: var(--r-full);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  line-height: 1;
  border: 1px solid transparent;
  text-transform: capitalize;
  white-space: nowrap;
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }

.badge-success { background: var(--success-soft); color: #15803d; border-color: var(--success-border); }
.badge-danger  { background: var(--danger-soft);  color: #dc2626; border-color: var(--danger-border); }
.badge-warning { background: var(--warning-soft); color: #92400e; border-color: var(--warning-border); }
.badge-info    { background: var(--info-soft);    color: #0e7490; border-color: var(--info-border); }
.badge-primary { background: var(--brand-50);     color: var(--brand-700); border-color: var(--brand-200); }
.badge-purple  { background: var(--purple-soft);  color: #6d28d9; border-color: var(--purple-border); }
.badge-gray    { background: var(--gray-100);     color: var(--gray-600); border-color: var(--gray-200); }
.badge-dark    { background: var(--gray-800);     color: #fff; }

/* Status dots */
.badge-success .badge-dot { background: var(--success); }
.badge-danger  .badge-dot { background: var(--danger); }
.badge-warning .badge-dot { background: var(--warning); }
.badge-info    .badge-dot { background: var(--info); }
.badge-primary .badge-dot { background: var(--brand-500); }

/* ═══════════════════════════════════════════════════════════
   FIXED FOOTER
   ═══════════════════════════════════════════════════════════ */
.app-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--footer-h);
  background: rgba(6, 18, 43, 0.97);
  backdrop-filter: blur(12px);
  color: rgba(255,255,255,.45);
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  z-index: 1050;
  border-top: 1px solid rgba(255,255,255,.05);
  flex-wrap: wrap;
  padding: 0 1rem;
  letter-spacing: 0.1px;
}
.app-footer a { color: rgba(255,255,255,.65); font-weight: 600; }
.app-footer a:hover { color: var(--accent); }
.app-footer .sep { color: rgba(255,255,255,.15); }

/* ═══════════════════════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════════════════════ */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 1030;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--footer-h) + 0.5rem);
  transition: transform var(--dur-slow) var(--ease);
}

/* Sidebar scrollbar */
.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); }

/* Brand */
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0 1.25rem;
  height: var(--header-h);
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
}

.sidebar-brand img {
  height: 32px;
  width: 32px;
  object-fit: contain;
  background: #ffffff;
  padding: 3px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
  flex-shrink: 0;
}

.sidebar-brand-text { display: flex; flex-direction: column; gap: 1px; }
.sb-name { color: #fff; font-size: .95rem; font-weight: 800; letter-spacing: -.3px; line-height: 1.1; }
.sb-tagline { color: rgba(255,255,255,.35); font-size: .62rem; font-weight: 500; text-transform: uppercase; letter-spacing: .7px; }

/* Nav */
.sidebar-nav { padding: 0.6rem 0; flex: 1; }

.sidebar-section {
  padding: 1rem 1.25rem 0.3rem;
  font-size: 0.6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: rgba(255,255,255,.2);
}

.sidebar-item { padding: 0.08rem 0.65rem; }

.sidebar-link,
.sidebar-group-btn {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.52rem 0.8rem;
  border-radius: var(--r-sm);
  color: rgba(255,255,255,.55);
  font-size: .82rem;
  font-weight: 500;
  transition: all var(--dur-fast) var(--ease-out);
  cursor: pointer;
  position: relative;
  text-decoration: none;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-family: 'Inter', sans-serif;
  line-height: 1.4;
}

.sidebar-link:hover,
.sidebar-group-btn:hover {
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.88);
}

.sidebar-link.active {
  background: linear-gradient(135deg, rgba(59,130,246,.22) 0%, rgba(99,102,241,.15) 100%);
  color: #fff;
  font-weight: 600;
}

.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: -0.65rem;
  top: 15%;
  height: 70%;
  width: 3px;
  background: var(--brand-400);
  border-radius: 0 3px 3px 0;
}

.sidebar-icon { font-size: .88rem; width: 18px; text-align: center; flex-shrink: 0; opacity: .8; }
.sidebar-link.active .sidebar-icon { opacity: 1; }

.sidebar-badge {
  margin-left: auto;
  font-size: .62rem;
  font-weight: 800;
  padding: .1rem .38rem;
  border-radius: var(--r-full);
  line-height: 1.4;
  flex-shrink: 0;
}

.sidebar-arrow {
  margin-left: auto;
  font-size: .65rem;
  transition: transform var(--dur-base) var(--ease);
  flex-shrink: 0;
  color: rgba(255,255,255,.3);
}

.sidebar-group-btn[aria-expanded="true"] .sidebar-arrow { transform: rotate(180deg); }
.sidebar-group-btn[aria-expanded="true"] { color: rgba(255,255,255,.85); background: rgba(255,255,255,.06); }

/* Submenu */
.sidebar-sub {
  padding-left: 1.1rem;
  margin-top: 0.1rem;
}

.sidebar-sub .sidebar-link {
  font-size: .78rem;
  padding: .4rem .75rem;
  color: rgba(255,255,255,.42);
}

.sidebar-sub .sidebar-link::before { display: none; }

.sidebar-sub .sidebar-link:hover,
.sidebar-sub .sidebar-link.active {
  color: rgba(255,255,255,.82);
}

/* ═══════════════════════════════════════════════════════════
   TOP HEADER BAR
   ═══════════════════════════════════════════════════════════ */
.app-header {
  position: fixed;
  top: 0;
  left: var(--sidebar-w);
  right: 0;
  height: var(--header-h);
  background: var(--bg-header);
  backdrop-filter: blur(12px) saturate(1.4);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1.25rem;
  z-index: 1020;
  gap: 0.75rem;
  box-shadow: 0 1px 0 rgba(0,0,0,.04), var(--shadow-xs);
  transition: left var(--dur-slow) var(--ease);
}

.header-left { display: flex; align-items: center; gap: 0.65rem; flex: 1; min-width: 0; }

.toggle-sidebar-btn {
  display: none;
  background: none;
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--r-sm);
  width: 34px; height: 34px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: .9rem;
  transition: var(--transition);
  flex-shrink: 0;
}
.toggle-sidebar-btn:hover { background: var(--gray-100); color: var(--primary); }

.header-page-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Breadcrumb */
.header-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: .72rem;
  color: var(--text-muted);
}
.header-breadcrumb a { color: var(--brand-500); }
.header-breadcrumb .bc-sep { color: var(--border-hover); }

.header-right { display: flex; align-items: center; gap: 0.55rem; }

/* Quick action button */
.btn-header-action {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.38rem 0.8rem;
  background: linear-gradient(135deg, var(--brand-800), var(--brand-600));
  color: #fff;
  border: none;
  border-radius: var(--r-sm);
  font-size: 0.78rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  box-shadow: var(--shadow-brand);
  white-space: nowrap;
}
.btn-header-action:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(30,58,138,.35); color:#fff; }

/* Dark mode toggle */
.btn-theme-toggle {
  width: 32px; height: 32px;
  background: var(--gray-100);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: .85rem;
  transition: var(--transition);
  color: var(--text-secondary);
}
.btn-theme-toggle:hover { background: var(--gray-200); color: var(--accent); border-color: var(--accent); }

/* Notification bell */
.btn-notif {
  position: relative;
  width: 32px; height: 32px;
  background: var(--gray-100);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: .85rem;
  transition: var(--transition);
  color: var(--text-secondary);
}
.btn-notif:hover { background: var(--gray-200); color: var(--primary); }
.notif-dot {
  position: absolute;
  top: 5px; right: 5px;
  width: 7px; height: 7px;
  background: var(--danger);
  border-radius: 50%;
  border: 1.5px solid var(--bg-card);
}

/* User avatar */
.user-avatar-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.2rem 0.5rem 0.2rem 0.2rem;
  border-radius: var(--r-full);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  transition: var(--transition);
}
.user-avatar-btn:hover { border-color: var(--brand-300); background: var(--brand-50); }

.user-avatar {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--brand-800), var(--brand-500));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 0.72rem;
  flex-shrink: 0;
  letter-spacing: .5px;
}

.user-meta { display: flex; flex-direction: column; line-height: 1.15; }
.u-name { font-size: .78rem; font-weight: 700; color: var(--text-primary); }
.u-role { font-size: .65rem; color: var(--text-muted); text-transform: capitalize; }
.u-chevron { font-size: .6rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════
   MAIN CONTENT AREA
   ═══════════════════════════════════════════════════════════ */
.main-content {
  margin-left: var(--sidebar-w);
  margin-top: var(--header-h);
  min-height: calc(100vh - var(--header-h) - var(--footer-h));
  padding: 1.25rem;
  transition: margin-left var(--dur-slow) var(--ease);
}

/* Mobile overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(6,18,43,.6);
  z-index: 1025;
  backdrop-filter: blur(3px);
  animation: fadeIn var(--dur-base) ease;
}
.sidebar-overlay.show { display: block; }

/* ═══════════════════════════════════════════════════════════
   PAGE HEADER
   ═══════════════════════════════════════════════════════════ */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.1rem;
  flex-wrap: wrap;
}

.page-header-left {}
.page-title-main {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -.3px;
  line-height: 1.2;
}
.page-subtitle {
  font-size: .75rem;
  color: var(--text-muted);
  margin-top: .15rem;
  display: flex;
  align-items: center;
  gap: .35rem;
}

.page-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ═══════════════════════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════════════════════ */
.card {
  background: var(--bg-card);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-header {
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.card-title {
  font-size: .875rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.card-title .card-icon {
  width: 28px; height: 28px;
  border-radius: var(--r-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
}

.card-body { padding: 1.1rem; }
.card-footer { padding: 0.9rem 1.1rem; border-top: 1px solid var(--border); background: var(--gray-50); }

/* Card hover effect */
.card-hover { transition: var(--transition); }
.card-hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

/* Stat Card */
.stat-card {
  background: var(--bg-card);
  border-radius: var(--r-md);
  padding: 1.1rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: default;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

/* Accent bar */
.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}
.stat-card.blue::after   { background: linear-gradient(90deg, var(--brand-500), var(--info)); }
.stat-card.green::after  { background: linear-gradient(90deg, var(--success), #34d399); }
.stat-card.orange::after { background: linear-gradient(90deg, var(--accent), #fb923c); }
.stat-card.red::after    { background: linear-gradient(90deg, var(--danger), #f87171); }
.stat-card.purple::after { background: linear-gradient(90deg, var(--purple), #c084fc); }
.stat-card.teal::after   { background: linear-gradient(90deg, var(--info), #67e8f9); }

.stat-card-inner { display: flex; align-items: flex-start; gap: 0.85rem; }

.stat-icon-box {
  width: 42px; height: 42px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.stat-icon-box.blue   { background: #dbeafe; color: var(--brand-600); }
.stat-icon-box.green  { background: #d1fae5; color: #059669; }
.stat-icon-box.orange { background: #fef3c7; color: var(--accent-hover); }
.stat-icon-box.red    { background: #fee2e2; color: #dc2626; }
.stat-icon-box.purple { background: #ede9fe; color: #7c3aed; }
.stat-icon-box.teal   { background: #cffafe; color: #0891b2; }

.stat-info { flex: 1; min-width: 0; }
.stat-value { font-size: 1.45rem; font-weight: 900; color: var(--text-primary); line-height: 1; margin-bottom: .2rem; letter-spacing: -.5px; }
.stat-label { font-size: .7rem; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .5px; }
.stat-sub { font-size: .7rem; color: var(--text-muted); margin-top: .35rem; display: flex; align-items: center; gap: .25rem; }
.stat-sub.up   { color: #059669; }
.stat-sub.down { color: var(--danger); }

/* ═══════════════════════════════════════════════════════════
   TABLES
   ═══════════════════════════════════════════════════════════ */
.table-wrap { overflow-x: auto; border-radius: var(--r-sm); }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .82rem;
}

.data-table thead th {
  background: var(--gray-50);
  color: var(--text-secondary);
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .6px;
  padding: .65rem .9rem;
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
  position: sticky;
  top: 0;
}

.data-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--dur-fast);
}
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: var(--gray-50); }

.data-table tbody td {
  padding: .65rem .9rem;
  color: var(--text-primary);
  vertical-align: middle;
  white-space: nowrap;
}

.data-table tbody td.wrap { white-space: normal; }

/* ═══════════════════════════════════════════════════════════
   SEARCH & FILTER BAR
   ═══════════════════════════════════════════════════════════ */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding: 0.85rem 1.1rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}

.search-input-wrap {
  position: relative;
  flex: 1;
  min-width: 180px;
  max-width: 300px;
}
.search-input-wrap .search-icon {
  position: absolute;
  left: .7rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: .8rem;
  pointer-events: none;
}
.search-input-wrap .form-control { padding-left: 2.1rem; }

/* ═══════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
   ═══════════════════════════════════════════════════════════ */
.toast-stack {
  position: fixed;
  top: calc(var(--header-h) + .75rem);
  right: 1rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: .45rem;
  width: 320px;
  max-width: calc(100vw - 2rem);
}

.toast-item {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  background: var(--bg-card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--border);
  padding: .85rem 1rem;
  animation: toastSlideIn var(--dur-base) var(--ease);
  position: relative;
  overflow: hidden;
}

@keyframes toastSlideIn {
  from { opacity:0; transform:translateX(32px) scale(.96); }
  to   { opacity:1; transform:translateX(0) scale(1); }
}

.toast-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
}
.toast-item.success::before { background: var(--success); }
.toast-item.error::before   { background: var(--danger); }
.toast-item.warning::before { background: var(--warning); }
.toast-item.info::before    { background: var(--info); }

.toast-icon { font-size: 1.05rem; flex-shrink: 0; margin-top: 1px; }
.toast-item.success .toast-icon { color: var(--success); }
.toast-item.error   .toast-icon { color: var(--danger); }
.toast-item.warning .toast-icon { color: var(--warning); }
.toast-item.info    .toast-icon { color: var(--info); }

.toast-body { flex: 1; min-width: 0; }
.toast-title { font-size: .8rem; font-weight: 700; color: var(--text-primary); line-height: 1.2; }
.toast-msg   { font-size: .75rem; color: var(--text-secondary); margin-top: .1rem; }
.toast-close { background:none;border:none;cursor:pointer;color:var(--text-muted);padding:.1rem;line-height:1;font-size:.75rem;flex-shrink:0; }
.toast-close:hover { color: var(--text-primary); }

/* ═══════════════════════════════════════════════════════════
   MODALS
   ═══════════════════════════════════════════════════════════ */
.modal-content {
  border-radius: var(--r-lg) !important;
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow-xl) !important;
  overflow: hidden;
}
.modal-header {
  padding: 1rem 1.25rem !important;
  border-bottom: 1px solid var(--border) !important;
  background: var(--gray-50);
}
.modal-title { font-size: .95rem !important; font-weight: 800 !important; }
.modal-body { padding: 1.25rem !important; }
.modal-footer {
  padding: .85rem 1.25rem !important;
  border-top: 1px solid var(--border) !important;
  background: var(--gray-50);
  gap: .5rem !important;
}
.btn-close { filter: none !important; opacity: .5; transition: var(--transition); }
.btn-close:hover { opacity: 1; transform: rotate(90deg); }

/* ═══════════════════════════════════════════════════════════
   DROPDOWN MENU
   ═══════════════════════════════════════════════════════════ */
.dropdown-menu {
  border-radius: var(--r-md) !important;
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow-lg) !important;
  padding: 0.3rem !important;
  font-size: .82rem !important;
  min-width: 190px;
  animation: dropIn var(--dur-fast) var(--ease);
}
@keyframes dropIn {
  from { opacity:0; transform:translateY(-6px) scale(.97); }
  to   { opacity:1; transform:translateY(0) scale(1); }
}

.dropdown-item {
  border-radius: var(--r-xs) !important;
  padding: 0.48rem 0.75rem !important;
  font-size: .82rem !important;
  font-weight: 500 !important;
  color: var(--text-primary) !important;
  display: flex !important;
  align-items: center !important;
  gap: .5rem !important;
  transition: background var(--dur-fast) !important;
}
.dropdown-item:hover { background: var(--gray-100) !important; }
.dropdown-item.text-danger { color: var(--danger) !important; }
.dropdown-item.text-danger:hover { background: var(--danger-soft) !important; }
.dropdown-divider { border-color: var(--border) !important; margin: .25rem 0 !important; }
.dropdown-header { font-size: .68rem !important; font-weight: 700 !important; text-transform: uppercase; letter-spacing: .5px; padding: .5rem .75rem .25rem !important; color: var(--text-muted) !important; }

/* ═══════════════════════════════════════════════════════════
   TABS
   ═══════════════════════════════════════════════════════════ */
.nav-tabs {
  border-bottom: 1.5px solid var(--border) !important;
  gap: 0.1rem;
}
.nav-tabs .nav-link {
  border: none !important;
  padding: .55rem .9rem !important;
  font-size: .8rem !important;
  font-weight: 600 !important;
  color: var(--text-muted) !important;
  border-radius: var(--r-sm) var(--r-sm) 0 0 !important;
  transition: var(--transition) !important;
}
.nav-tabs .nav-link:hover { color: var(--text-primary) !important; background: var(--gray-100) !important; }
.nav-tabs .nav-link.active {
  color: var(--brand-700) !important;
  background: var(--bg-card) !important;
  border-bottom: 2px solid var(--brand-500) !important;
}

/* Pill tabs */
.nav-pills .nav-link {
  padding: .4rem .85rem !important;
  font-size: .8rem !important;
  font-weight: 600 !important;
  border-radius: var(--r-full) !important;
  color: var(--text-secondary) !important;
  transition: var(--transition) !important;
}
.nav-pills .nav-link.active {
  background: var(--brand-700) !important;
  color: #fff !important;
}

/* ═══════════════════════════════════════════════════════════
   SECTION DIVIDER
   ═══════════════════════════════════════════════════════════ */
.divider-line { border: none; border-top: 1px solid var(--border); margin: .9rem 0; }

.section-label {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text-muted);
  margin: 1rem 0 .65rem;
}
.section-label::after { content:''; flex:1; height:1px; background:var(--border); }

/* ═══════════════════════════════════════════════════════════
   INVOICE / BILLING TABLE
   ═══════════════════════════════════════════════════════════ */
.bill-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .82rem;
}
.bill-table th {
  background: var(--gray-50);
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: .55rem .75rem;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.bill-table td {
  padding: .5rem .75rem;
  border: 1px solid var(--border);
  vertical-align: middle;
}
.bill-table tbody tr:hover { background: var(--gray-50); }
.bill-table tfoot td { background: var(--gray-50); font-weight: 700; }

/* ═══════════════════════════════════════════════════════════
   SUMMARY BOX
   ═══════════════════════════════════════════════════════════ */
.summary-box {
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: .9rem 1rem;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .3rem 0;
  font-size: .82rem;
  color: var(--text-secondary);
}
.summary-row + .summary-row { border-top: 1px dashed var(--border); }
.summary-row.total {
  border-top: 1.5px solid var(--border-hover);
  margin-top: .3rem;
  padding-top: .55rem;
  font-size: .95rem;
  font-weight: 800;
  color: var(--text-primary);
}
.summary-row .s-label { font-weight: 500; }
.summary-row .s-value { font-weight: 700; }

/* ═══════════════════════════════════════════════════════════
   PAGE LOADER
   ═══════════════════════════════════════════════════════════ */
.page-loader {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}
.loader-ring {
  width: 40px; height: 40px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--brand-600);
  border-radius: 50%;
  animation: spin .65s linear infinite;
}

/* ═══════════════════════════════════════════════════════════
   UTILITY CLASSES
   ═══════════════════════════════════════════════════════════ */
.text-primary-c { color: var(--primary) !important; }
.text-success   { color: var(--success) !important; }
.text-danger    { color: var(--danger) !important; }
.text-warning   { color: var(--warning) !important; }
.text-muted-c   { color: var(--text-muted) !important; }
.text-sm  { font-size: .8rem !important; }
.text-xs  { font-size: .72rem !important; }
.text-xxs { font-size: .65rem !important; }

.fw-500 { font-weight: 500 !important; }
.fw-600 { font-weight: 600 !important; }
.fw-700 { font-weight: 700 !important; }
.fw-800 { font-weight: 800 !important; }
.fw-900 { font-weight: 900 !important; }

.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cursor-pointer { cursor: pointer; }
.no-print { /* handled by @media print */ }

/* ═══════════════════════════════════════════════════════════
   CHART WRAPPER
   ═══════════════════════════════════════════════════════════ */
.chart-wrap { position: relative; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 3rem; opacity: .25; margin-bottom: .75rem; }
.empty-state p { font-size: .875rem; }
.empty-state a { color: var(--brand-500); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ═══════════════════════════════════════════════════════════ */

/* ── Large Tablets / Small Desktops ── */
@media (max-width: 1100px) {
  :root {
    --sidebar-w: 230px;
  }
}

/* ── Tablets (≤991px) ── */
@media (max-width: 991px) {
  :root {
    --sidebar-w: 250px;
    --header-h:  54px;
    --footer-h:  36px;
  }

  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 40px rgba(0,0,0,.25);
  }

  .app-header { left: 0; }
  .main-content { margin-left: 0; }
  .toggle-sidebar-btn { display: flex; }

  .login-container {
    grid-template-columns: 1fr;
    max-width: 440px;
  }
  .login-brand-side { display: none; }
  .login-box { padding: 2rem; }

  .stat-value { font-size: 1.25rem; }
  .header-page-title { font-size: .875rem; }
}

/* ── Phones (≤575px) ── */
@media (max-width: 575px) {
  :root {
    --header-h: 52px;
    --footer-h: 34px;
  }

  .main-content { padding: .9rem; }

  .page-header { flex-direction: column; align-items: flex-start; gap: .65rem; }
  .page-header-actions { width: 100%; }
  .page-header-actions .btn { flex: 1; justify-content: center; }

  .stat-value { font-size: 1.1rem; }
  .card-header { flex-direction: column; align-items: flex-start; gap: .5rem; }

  .user-meta { display: none; }
  .u-chevron { display: none; }
  .user-avatar-btn { padding: .2rem; border-radius: 50%; border: none; background: none; }

  .btn-header-action .btn-text { display: none; }
  .btn-header-action { padding: .38rem .6rem; }

  /* Make tables scrollable */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

  .filter-bar { padding: .6rem .75rem; }
  .search-input-wrap { max-width: 100%; }

  /* Footer compact */
  .app-footer {
    height: 36px;
    font-size: 0.72rem;
    gap: 0.35rem;
    padding: 0 0.5rem;
    white-space: nowrap;
    overflow-x: auto;
  }
}

/* ── Very small phones (≤375px) ── */
@media (max-width: 375px) {
  html { font-size: 14px; }
  .login-box { padding: 1.5rem 1.25rem; }
  .stat-card { padding: .85rem; }
}

/* ═══════════════════════════════════════════════════════════
   FIXED FOOTER
   ═══════════════════════════════════════════════════════════ */
.brand-top-logo {
  height: 32px;
  width: 32px;
  object-fit: contain;
  background: #ffffff;
  padding: 3px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.app-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  min-height: var(--footer-h, 42px);
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  z-index: 1040;
  padding: 0.35rem 1rem;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.04);
  backdrop-filter: blur(8px);
}

.app-footer a {
  color: var(--brand-600);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--dur-fast) ease;
}

.app-footer a:hover {
  color: var(--brand-700);
  text-decoration: underline;
}

.app-footer .sep {
  color: var(--border);
  font-weight: 400;
  opacity: 0.7;
}

/* ═══════════════════════════════════════════════════════════
   LOGIN PAGE STYLES
   ═══════════════════════════════════════════════════════════ */
.login-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #0d1b3e 0%, #1e3a8a 50%, #0f172a 100%);
  position: relative;
  overflow: hidden;
  padding: 2rem 1rem 4rem 1rem;
}

.bg-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.25;
}
.bg-circle-1 {
  width: 450px;
  height: 450px;
  background: #3b82f6;
  top: -100px;
  left: -100px;
}
.bg-circle-2 {
  width: 500px;
  height: 500px;
  background: #10b981;
  bottom: -150px;
  right: -100px;
}
.bg-circle-3 {
  width: 300px;
  height: 300px;
  background: #8b5cf6;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.login-wrapper {
  width: 100%;
  max-width: 960px;
  z-index: 10;
  margin: auto;
}

.login-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.45);
}

.login-brand-side {
  padding: 3.5rem 3rem;
  background: linear-gradient(145deg, rgba(30, 58, 138, 0.7), rgba(15, 23, 42, 0.8));
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  background: #ffffff;
  border-radius: 12px;
  padding: 5px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}

.login-brand-side h1 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1rem;
  color: #ffffff;
}

.login-brand-side p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.login-features {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.login-feature-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

.login-feature-item .feat-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #60a5fa;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.login-box {
  padding: 3.5rem 3rem;
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-box-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-box-header img {
  height: 58px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1rem;
  background: #ffffff;
  border-radius: 14px;
  padding: 6px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}

.login-box-header h2 {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.login-box-header p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.input-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon-wrap .i-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  pointer-events: none;
  z-index: 2;
}

.input-icon-wrap .form-control {
  padding-left: 2.75rem;
}

.input-icon-wrap .form-control.has-right {
  padding-right: 2.75rem;
}

.input-icon-wrap .i-icon-right {
  position: absolute;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  z-index: 2;
  transition: color var(--dur-fast) ease;
}

.input-icon-wrap .i-icon-right:hover {
  color: var(--text-primary);
}

.btn-login {
  width: 100%;
  padding: 0.85rem 1.5rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, var(--brand-600), var(--brand-800));
  border: none;
  border-radius: var(--r-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
  transition: all var(--dur-base) var(--ease-out);
}

.btn-login:hover {
  background: linear-gradient(135deg, var(--brand-700), var(--brand-900));
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.btn-login:active {
  transform: translateY(0);
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ═══════════════════════════════════════════════════════════
   PRINT STYLES
   ═══════════════════════════════════════════════════════════ */
@media print {
  /* 1. Hide all non-printable UI elements */
  .sidebar, .app-header, .app-footer,
  .no-print, .btn-icon, .filter-bar, .btn,
  .page-header-actions, .dropdown-menu,
  form, input, select, textarea { display: none !important; }

  /* 2. Page & Layout Containers */
  @page { size: portrait; margin: 8mm 10mm; }
  body { background: #fff !important; color: #000 !important; font-size: 9.5px !important; line-height: 1.2 !important; padding: 0 !important; margin: 0 !important; }
  .main-content { margin: 0 !important; padding: 0 !important; width: 100% !important; max-width: 100% !important; }
  .page-wrapper { margin: 0 !important; padding: 0 !important; }

  /* 3. Page Header */
  .page-header { margin-bottom: 6px !important; padding-bottom: 4px !important; border-bottom: 1.5px solid #000 !important; }
  .page-title-main { font-size: 13px !important; font-weight: 800 !important; color: #000 !important; }
  .page-subtitle { font-size: 8.5px !important; color: #333 !important; }

  /* 4. Cards & Section Containers */
  .card { box-shadow: none !important; border: 1px solid #ccc !important; margin-bottom: 6px !important; background: #fff !important; page-break-inside: avoid; }
  .card-header { padding: 3px 6px !important; background: #f8fafc !important; border-bottom: 1px solid #ddd !important; }
  .card-title { font-size: 10px !important; font-weight: 700 !important; color: #000 !important; }
  .card-body { padding: 4px 6px !important; }

  /* 5. Horizontal 6-Column Flex Grid for Summary Tiles */
  .row.g-3, .row.g-2 { display: flex !important; flex-direction: row !important; flex-wrap: nowrap !important; gap: 4px !important; margin: 0 0 6px 0 !important; width: 100% !important; }
  .col-md-2, .col-md-3, .col-md-4, .col-6, .col-xl-3 { flex: 1 1 0% !important; max-width: 100% !important; min-width: 0 !important; width: auto !important; padding: 0 !important; margin: 0 !important; }

  /* Compact Tile Items */
  .card.text-center.py-3 { padding: 3px 2px !important; border-top-width: 2px !important; }
  .card.text-center.py-3 div[style*="font-size:1.4rem"] { font-size: 0.75rem !important; margin-bottom: 1px !important; }
  .fw-800.text-sm { font-size: 9.5px !important; font-weight: 700 !important; color: #000 !important; }
  .text-muted[style*="font-size:0.68rem"] { font-size: 7.5px !important; color: #444 !important; }

  /* 6. Tables Print Optimization */
  .table-wrap { overflow: visible !important; margin-bottom: 0 !important; border: none !important; }
  table.data-table, table { width: 100% !important; border-collapse: collapse !important; margin: 0 !important; }
  table.data-table th, table.data-table td, table th, table td {
    padding: 2.5px 4px !important;
    font-size: 8.5px !important;
    border: 1px solid #999 !important;
    color: #000 !important;
  }
  table.data-table th, table th { background: #f1f5f9 !important; font-weight: 700 !important; text-transform: uppercase !important; font-size: 8px !important; }
  tr { page-break-inside: avoid !important; }
  .badge { border: 1px solid #777 !important; color: #000 !important; background: transparent !important; padding: 1px 3px !important; font-size: 7.5px !important; }
  .badge-dot { display: none !important; }
}

/* ═══════════════════════════════════════════════════════════
   DARK MODE OVERRIDES
   ═══════════════════════════════════════════════════════════ */
[data-theme="dark"] .app-header { border-bottom-color: var(--border); }
[data-theme="dark"] .card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .data-table thead th { background: #162035; }
[data-theme="dark"] .data-table tbody tr:hover { background: #162035; }
[data-theme="dark"] .stat-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select { background: var(--bg-input); border-color: var(--border); color: var(--text-primary); }
[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus { background: var(--bg-card); }
[data-theme="dark"] .input-group-text { background: #162035; border-color: var(--border); color: var(--text-secondary); }
[data-theme="dark"] .dropdown-menu { background: var(--bg-card) !important; border-color: var(--border) !important; }
[data-theme="dark"] .dropdown-item:hover { background: #162035 !important; }
[data-theme="dark"] .modal-content { background: var(--bg-card) !important; }
[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer { background: #162035 !important; }
[data-theme="dark"] .summary-box { background: #162035; border-color: var(--border); }
[data-theme="dark"] .page-loader { background: rgba(12,21,38,.88); }
[data-theme="dark"] .card-footer { background: #162035; }
[data-theme="dark"] .filter-bar { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .btn-light { background: #162035; border-color: var(--border); color: var(--text-secondary); }
[data-theme="dark"] .btn-light:hover { background: #1e3a5f; }
[data-theme="dark"] .btn-theme-toggle,
[data-theme="dark"] .btn-notif { background: #162035; border-color: var(--border); color: var(--text-secondary); }
[data-theme="dark"] .user-avatar-btn { background: #162035; border-color: var(--border); }
[data-theme="dark"] .toggle-sidebar-btn { background: #162035; border-color: var(--border); color: var(--text-secondary); }