:root,
html.theme-dark {
  --bg-dark: #090d16;
  --bg-dark-40: rgba(9, 13, 22, 0.4);
  --bg-dark-60: rgba(9, 13, 22, 0.6);
  --bg-card: #0f172a;
  --bg-card-60: rgba(15, 23, 42, 0.6);
  --bg-card-80: rgba(15, 23, 42, 0.8);
  --bg-card-alt: #131d36;
  --bg-input: #070b12;
  --border: #1e293b;
  --border-60: rgba(30, 41, 59, 0.6);
  --border-light: #334155;
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-faint: #64748b;
  --brand-300: #c4b5fd;
  --brand-400: #a78bfa;
  --brand-500: #8b5cf6;
  --brand-600: #7c3aed;
  --emerald-400: #34d399;
  --amber-400: #fbbf24;
  --rose-400: #f87171;
  --cyan-400: #22d3ee;
  --chart-track: #1e293b;
  --card-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
  --table-hover: rgba(19, 29, 54, 0.5);
  --urgency-bg: linear-gradient(to right, rgba(69, 26, 3, 0.6), rgba(69, 26, 3, 0.3), #131d36);
  --urgency-border: rgba(251, 191, 36, 0.3);
  --urgency-text: #fde68a;
  --badge-bg: #0f172a;
  --badge-active-bg: #17213b;
  --badge-active-text: #ffffff;
}

html.theme-light {
  --bg-dark: #f8fafc;
  --bg-dark-40: rgba(241, 245, 249, 0.6);
  --bg-dark-60: rgba(241, 245, 249, 0.85);
  --bg-card: #ffffff;
  --bg-card-60: rgba(255, 255, 255, 0.85);
  --bg-card-80: rgba(255, 255, 255, 0.95);
  --bg-card-alt: #f1f5f9;
  --bg-input: #ffffff;
  --border: #e2e8f0;
  --border-60: rgba(226, 232, 240, 0.8);
  --border-light: #cbd5e1;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-faint: #94a3b8;
  --brand-300: #6d28d9;
  --brand-400: #7c3aed;
  --brand-500: #8b5cf6;
  --brand-600: #6d28d9;
  --emerald-400: #059669;
  --amber-400: #d97706;
  --rose-400: #e11d48;
  --cyan-400: #0284c7;
  --chart-track: #e2e8f0;
  --card-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.05);
  --table-hover: #f1f5f9;
  --urgency-bg: linear-gradient(to right, #fef3c7, #fffbeb, #f1f5f9);
  --urgency-border: #fde68a;
  --urgency-text: #92400e;
  --badge-bg: #ffffff;
  --badge-active-bg: #ede9fe;
  --badge-active-text: #6d28d9;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden !important;
  -webkit-text-size-adjust: 100%;
}

body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden !important;
  position: relative;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-secondary);
  transition: background-color 0.2s ease, color 0.2s ease;
}

/* Custom Card & Containers */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: var(--card-shadow);
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
}

.input {
  background-color: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text-primary);
  padding: 0.5rem 0.75rem;
  outline: none;
  transition: all 0.2s ease;
}

.input:focus {
  border-color: var(--brand-500);
  box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  color: #ffffff;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 0.5rem;
  border: 1px solid var(--brand-600);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 10px rgba(139, 92, 246, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.35);
}

.btn-secondary {
  background-color: var(--bg-card-alt);
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.45rem 0.85rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background-color: var(--border);
  border-color: var(--border-light);
  color: var(--text-primary);
}

.btn-icon {
  background-color: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
  border-radius: 0.375rem;
  width: 1.75rem;
  height: 1.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-icon:hover {
  background-color: var(--bg-card-alt);
  color: var(--text-primary);
}

/* Theme Switcher Segmented Control */
.theme-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  background-color: var(--bg-card-alt);
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  padding: 0.2rem;
}

.theme-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 0.45rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.15s ease;
}

.theme-btn:hover {
  color: var(--text-primary);
}

.theme-btn.active {
  background-color: var(--bg-card);
  color: var(--brand-400);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border);
}

html.theme-light .theme-btn.active {
  background-color: #ffffff;
  color: var(--brand-600);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  border-color: var(--border);
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 9999px;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.status-badge:hover {
  border-color: var(--brand-500);
  color: var(--text-primary);
}

.status-badge.active {
  background-color: var(--badge-active-bg);
  border-color: var(--brand-500);
  color: var(--badge-active-text);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.2);
}

/* Ledger tabs */
.ledger-tab {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.35rem 0.7rem;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: all 0.15s;
}

.ledger-tab.active {
  background-color: var(--bg-card-alt);
  color: var(--text-primary);
  font-weight: 600;
  border: 1px solid var(--border);
}

/* Table inline inputs */
.table-input {
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: 0.25rem;
  color: inherit;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  padding: 0.2rem 0.4rem;
  width: 100%;
  text-align: right;
  transition: all 0.15s ease;
}

.table-input:hover {
  background-color: var(--bg-card-alt);
  border-color: var(--border);
}

.table-input:focus {
  background-color: var(--bg-card);
  border-color: var(--brand-500);
  outline: none;
  box-shadow: 0 0 0 1px var(--brand-500);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  padding: 0.65rem 1.1rem;
  border-radius: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all 0.25s ease;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
}

.toast.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.toast.success {
  background-color: #064e3b;
  color: #6ee7b7;
  border: 1px solid #059669;
}

.toast.error {
  background-color: #7f1d1d;
  color: #fca5a5;
  border: 1px solid #dc2626;
}

/* Modals */
.hidden {
  display: none !important;
}

.modal-backdrop.hidden {
  display: none !important;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(5, 8, 15, 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  padding: 0.75rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}

html.theme-light .modal-backdrop {
  background-color: rgba(15, 23, 42, 0.55);
}

.modal-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  width: 100%;
  max-width: 28rem;
  max-height: calc(100vh - 1.5rem);
  overflow-y: auto;
  padding: 1.25rem 1rem;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
  animation: modalFadeIn 0.2s ease-out;
  box-sizing: border-box;
  margin: auto;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Layout Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-baseline { align-items: baseline; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-2\.5 { gap: 0.625rem; }
.gap-3 { gap: 0.75rem; }
.gap-3\.5 { gap: 0.875rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

@media (min-width: 768px) {
  .md\:flex-row { flex-direction: row; }
  .md\:items-center { align-items: center; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:col-span-2 { grid-column: span 2 / span 2; }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .lg\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .lg\:col-span-4 { grid-column: span 4 / span 4; }
  .lg\:col-span-6 { grid-column: span 6 / span 6; }
  .lg\:col-span-8 { grid-column: span 8 / span 8; }
}

.max-w-7xl { max-width: 80rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.p-1 { padding: 0.25rem; }
.p-1\.5 { padding: 0.375rem; }
.p-2 { padding: 0.5rem; }
.p-2\.5 { padding: 0.625rem; }
.p-3 { padding: 0.75rem; }
.p-3\.5 { padding: 0.875rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2\.5 { padding-left: 0.625rem; padding-right: 0.625rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-3\.5 { padding-top: 0.875rem; padding-bottom: 0.875rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 0.75rem; }
.pb-4 { padding-bottom: 1rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.mt-0\.5 { margin-top: 0.125rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-1\.5 { margin-bottom: 0.375rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }

.font-mono { font-family: 'JetBrains Mono', monospace; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.text-[10px] { font-size: 10px; }
.text-[11px] { font-size: 11px; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.uppercase { text-transform: uppercase; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-tight { letter-spacing: -0.025em; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-white { color: var(--text-primary); }
.text-slate-100 { color: var(--text-primary); }
.text-slate-300 { color: var(--text-secondary); }
.text-slate-400 { color: var(--text-muted); }
.text-slate-500 { color: var(--text-faint); }
.text-slate-600 { color: var(--text-faint); }
.text-brand-300 { color: var(--brand-300); }
.text-brand-400 { color: var(--brand-400); }
.text-cyan-300 { color: var(--cyan-400); }
.text-cyan-400 { color: var(--cyan-400); }
.text-emerald-400 { color: var(--emerald-400); }
.text-amber-200 { color: var(--amber-400); }
.text-amber-300 { color: var(--amber-400); }
.text-amber-400 { color: var(--amber-400); }
.text-rose-300 { color: var(--rose-400); }
.text-rose-400 { color: var(--rose-400); }

.border { border-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-t { border-top-width: 1px; }
.border-border { border-color: var(--border); }
.border-border\/60 { border-color: var(--border-60); }
.border-border\/70 { border-color: var(--border-60); }
.border-border\/80 { border-color: var(--border); }
.divide-border\/60 > * + * { border-color: var(--border-60); }

.border-brand-500\/20 { border-color: rgba(139, 92, 246, 0.2); }
.border-brand-500\/30 { border-color: rgba(139, 92, 246, 0.3); }
.border-emerald-500\/30 { border-color: rgba(52, 211, 153, 0.3); }
.border-amber-500\/20 { border-color: rgba(251, 191, 36, 0.2); }
.border-amber-500\/30 { border-color: rgba(251, 191, 36, 0.3); }
.border-rose-500\/20 { border-color: rgba(248, 113, 113, 0.2); }

.bg-dark { background-color: var(--bg-dark); }
.bg-dark\/40 { background-color: var(--bg-dark-40); }
.bg-dark\/60 { background-color: var(--bg-dark-60); }
.bg-card { background-color: var(--bg-card); }
.bg-card\/60 { background-color: var(--bg-card-60); }
.bg-card\/80 { background-color: var(--bg-card-80); }
.bg-card-alt { background-color: var(--bg-card-alt); }
.bg-brand-500\/10 { background-color: rgba(139, 92, 246, 0.1); }
.bg-brand-500\/20 { background-color: rgba(139, 92, 246, 0.2); }
.bg-emerald-950\/40 { background-color: var(--bg-card-alt); }
.bg-amber-950\/20 { background-color: var(--bg-card-alt); }
.bg-rose-950\/20 { background-color: var(--bg-card-alt); }

.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

.w-full { width: 100%; }
.w-2 { width: 0.5rem; }
.w-2\.5 { width: 0.625rem; }
.w-3 { width: 0.75rem; }
.w-3\.5 { width: 0.875rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-10 { width: 2.5rem; }
.w-16 { width: 4rem; }
.w-20 { width: 5rem; }
.w-24 { width: 6rem; }
.w-28 { width: 7rem; }
.w-44 { width: 11rem; }
.w-60 { width: 15rem; }

.h-2 { height: 0.5rem; }
.h-2\.5 { height: 0.625rem; }
.h-3 { height: 0.75rem; }
.h-3\.5 { height: 0.875rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-10 { height: 2.5rem; }
.h-20 { height: 5rem; }
.h-44 { height: 11rem; }

.relative { position: relative; }
.absolute { position: absolute; }
.inset-0 { inset: 0; }
.top-0 { top: 0; }
.sticky { position: sticky; }
.z-40 { z-index: 40; }
.overflow-hidden { overflow: hidden; }
.overflow-x-auto { overflow-x: auto; }
.backdrop-blur { backdrop-filter: blur(8px); }
.shadow-inner { box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.1); }

/* SVG Gauge and Circles */
circle {
  transition: stroke-dashoffset 0.8s ease-in-out;
}
.gauge-track {
  stroke: var(--chart-track);
}

/* Action 3-dot Dropdown */
.sites-table-container,
.overflow-x-auto {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
  display: block !important;
}

.sites-table-container {
  min-height: 280px;
}

.action-dropdown-container {
  position: relative;
  display: inline-block;
}

.action-menu-btn {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 1.1rem;
  line-height: 1;
}

.action-menu-btn:hover,
.action-menu-btn.active {
  color: var(--text-primary);
  background-color: var(--bg-card-alt);
  border-color: var(--border);
}

.action-dropdown-menu {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.45), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  min-width: 10.5rem;
  text-align: left;
  position: absolute;
  right: 0;
  z-index: 50;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.55rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
  text-decoration: none;
  box-sizing: border-box;
  text-align: left;
}

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

.dropdown-item.text-rose-400 {
  color: var(--rose-400);
}

.dropdown-item.text-rose-400:hover {
  background-color: rgba(244, 63, 94, 0.15);
  color: var(--rose-400);
}

.dropdown-divider {
  border-top: 1px solid var(--border);
  margin: 0.25rem 0;
}

/* ====================================================
   HIGH-SECURITY ADMIN LOGIN SCREEN
==================================================== */
.login-wrapper {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: radial-gradient(circle at 50% 25%, rgba(124, 58, 237, 0.15) 0%, transparent 60%), var(--bg-dark);
}

.login-card {
  max-width: 440px;
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 2.5rem 2.25rem;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.login-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #7c3aed, #a855f7, #6366f1);
}

.login-logo-glow {
  width: 4rem;
  height: 4rem;
  border-radius: 1.15rem;
  background: linear-gradient(135deg, #7c3aed, #4f46e5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 12px 30px -5px rgba(124, 58, 237, 0.55);
  margin: 0 auto 1.5rem;
  animation: logoPulse 3s infinite ease-in-out;
}

@keyframes logoPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 12px 30px -5px rgba(124, 58, 237, 0.55); }
  50% { transform: scale(1.04); box-shadow: 0 15px 40px -3px rgba(124, 58, 237, 0.75); }
}

.login-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.login-subtitle {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  line-height: 1.4;
}

.login-input-group {
  position: relative;
  margin-bottom: 1.15rem;
  text-align: left;
}

.login-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.login-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.login-input-icon {
  position: absolute;
  left: 0.95rem;
  color: var(--text-muted);
  pointer-events: none;
  width: 1.15rem;
  height: 1.15rem;
}

.login-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}

.login-input:focus {
  outline: none;
  border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.login-password-toggle {
  position: absolute;
  right: 0.85rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-password-toggle:hover {
  color: var(--text-primary);
}

.login-btn {
  width: 100%;
  padding: 0.85rem 1rem;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  border: none;
  border-radius: 0.65rem;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.35);
  transition: opacity 0.2s, transform 0.1s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.login-btn:hover {
  opacity: 0.95;
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.45);
}

.login-btn:active {
  transform: translateY(1px);
}

.login-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.login-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  padding: 0.65rem 0.85rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-align: left;
}

.login-footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.75rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

/* ====================================================
   APP LAYOUT & RESPONSIVE SIDEBAR
==================================================== */
.app-layout {
  display: flex;
  min-height: 100vh;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  background-color: var(--bg-dark);
  position: relative;
}

.app-sidebar {
  width: 260px;
  min-width: 260px;
  background-color: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 50;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.app-main-wrapper {
  flex: 1;
  width: 100%;
  max-width: 100%;
  margin-left: 260px;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100vh;
  overflow-x: hidden;
  transition: margin-left 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Sidebar Collapsed State (Desktop & Tablet) */
body.sidebar-collapsed .app-sidebar {
  transform: translateX(-100%);
  box-shadow: none;
}

body.sidebar-collapsed .app-main-wrapper {
  margin-left: 0;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--bg-card-80);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

.app-content-body {
  flex: 1;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow-x: hidden;
  box-sizing: border-box;
}

/* Sidebar Brand */
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.15rem 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #7c3aed, #4f46e5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.35);
  flex-shrink: 0;
}

.sidebar-brand-text h2 {
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  line-height: 1.1;
}

.sidebar-brand-text span {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--brand-400);
  letter-spacing: 0.08em;
}

.sidebar-close-btn {
  margin-left: auto;
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text-muted);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
}

.sidebar-close-btn:hover {
  background: rgba(244, 63, 94, 0.15);
  border-color: rgba(244, 63, 94, 0.4);
  color: var(--rose-400);
  transform: scale(1.08);
}

.sidebar-close-btn:active {
  transform: scale(0.92);
}

/* Sidebar Month Navigator */
.sidebar-month-widget {
  padding: 0.9rem 1.15rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card-alt);
}

.sidebar-month-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.sidebar-today-pill {
  padding: 0.15rem 0.5rem;
  border-radius: 0.375rem;
  font-size: 0.68rem;
  font-weight: 700;
  background: rgba(139, 92, 246, 0.15);
  color: var(--brand-400);
  border: 1px solid rgba(139, 92, 246, 0.3);
  cursor: pointer;
  transition: all 0.15s ease;
}

.sidebar-today-pill:hover {
  background: rgba(139, 92, 246, 0.25);
}

.sidebar-month-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.3rem 0.5rem;
}

.sidebar-month-nav {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  transition: all 0.15s ease;
}

.sidebar-month-nav:hover {
  color: var(--text-primary);
  background: var(--bg-card-alt);
}

.sidebar-month-label {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.825rem;
  color: var(--brand-300);
}

/* Sidebar Navigation */
.sidebar-nav {
  padding: 0.9rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: 0.625rem;
  color: var(--text-secondary);
  font-size: 0.825rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
  position: relative;
  cursor: pointer;
}

.sidebar-nav-item:hover {
  background-color: var(--bg-card-alt);
  color: var(--text-primary);
}

.sidebar-nav-item.active {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.18), rgba(79, 70, 229, 0.12));
  color: var(--brand-300);
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.sidebar-nav-icon {
  font-size: 1.05rem;
  line-height: 1;
}

.sidebar-nav-badge {
  margin-left: auto;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  background: rgba(139, 92, 246, 0.2);
  color: var(--brand-400);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Sidebar Tools Section */
.sidebar-actions-section {
  padding: 0.75rem 0.75rem 0.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.sidebar-section-title {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  padding: 0 0.5rem 0.25rem;
}

.sidebar-action-btn {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.85rem;
  border-radius: 0.5rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
  width: 100%;
}

.sidebar-action-btn:hover {
  background-color: var(--bg-card-alt);
  color: var(--text-primary);
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 0.9rem 0.75rem 1.15rem;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar-status-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border-radius: 0.5rem;
  background: rgba(5, 150, 105, 0.1);
  border: 1px solid rgba(5, 150, 105, 0.25);
  color: var(--emerald-400);
  font-size: 0.72rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}

.sidebar-user-card {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 0.65rem;
  border-radius: 0.625rem;
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
}

.sidebar-user-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, #7c3aed, #4f46e5);
  color: #fff;
  font-weight: 800;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar-user-info {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.sidebar-user-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-email {
  font-size: 0.68rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-logout-btn {
  background: transparent;
  border: none;
  color: var(--rose-400);
  cursor: pointer;
  padding: 0.45rem;
  border-radius: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  min-width: 32px;
  min-height: 32px;
}

.sidebar-logout-btn:hover {
  background: rgba(244, 63, 94, 0.15);
}

/* Topbar Styles */
.topbar-menu-btn {
  display: flex;
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text-primary);
  width: 2.35rem;
  height: 2.35rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.topbar-menu-btn:hover {
  background: var(--border);
  border-color: var(--brand-500);
  color: var(--brand-400);
  transform: scale(1.05);
}

.topbar-menu-btn:active {
  transform: scale(0.95);
}

.topbar-month-pill {
  padding: 0.35rem 0.65rem;
  border-radius: 0.5rem;
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
}

/* Mobile & Tablet Responsive Media Query */
@media (max-width: 1023px) {
  .app-sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: 280px;
    max-width: 85vw;
    transform: translateX(-100%);
    visibility: hidden;
    pointer-events: none;
    box-shadow: none !important;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s ease;
    z-index: 9999;
  }

  .app-sidebar.open {
    transform: translateX(0) !important;
    visibility: visible !important;
    pointer-events: auto !important;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.7) !important;
  }

  .app-main-wrapper {
    margin-left: 0 !important;
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }

  .topbar-menu-btn {
    display: flex;
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .sidebar-backdrop.active {
    opacity: 1;
    pointer-events: auto;
  }
}

/* Mobile Touch Optimization (320px - 640px) */
@media (max-width: 640px) {
  .login-card {
    padding: 1.75rem 1.25rem;
    border-radius: 1rem;
  }

  .login-input {
    font-size: 16px !important; /* Prevents iOS auto-zoom */
    padding: 0.85rem 1rem 0.85rem 2.6rem;
  }

  .login-btn {
    padding: 0.95rem;
    font-size: 0.95rem;
  }

  .card {
    padding: 1rem !important;
    border-radius: 0.875rem !important;
  }

  .app-topbar {
    padding: 0.5rem 0.65rem !important;
  }

  /* Donut chart sizing */
  #incomeMixSvg {
    width: 140px !important;
    height: 140px !important;
  }

  /* Tables touch horizontal scroll */
  .table-responsive,
  .sites-table-container,
  .overflow-x-auto {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    border-radius: 0.75rem;
    display: block !important;
  }

  .table-responsive table,
  .sites-table-container table,
  .overflow-x-auto table {
    min-width: 680px !important;
  }
}