:root {
  /* Light Theme variables by default */
  --bg: #f8fafc;
  --card-bg: #ffffff;
  --card-border: #e2e8f0;
  --card-hover-border: #cbd5e1;
  
  --text-main: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  
  --accent: #4f46e5;
  --accent-hover: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.15);
  
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.06);
  --success-border: rgba(16, 185, 129, 0.16);
  
  --input-bg: #f8fafc;
  --table-bg: #f8fafc;
  --table-header-bg: #f1f5f9;
  --donut-center-bg: #ffffff;
  --guide-container-bg: linear-gradient(135deg, rgba(79, 70, 229, 0.04) 0%, rgba(6, 182, 212, 0.02) 100%);
  --guide-inner-bg: #ffffff;
  
  /* Vendor Profile Colors */
  --badge-grandstream: #10b981;
  --badge-yealink: #06b6d4;
  --badge-fanvil: #f97316;
  --badge-cisco: #8b5cf6;
  --badge-polycom: #3b82f6;
  --badge-generic: #64748b;
}

body.dark-mode {
  /* Dark Theme overrides */
  --bg: #090d16;
  --card-bg: #111827;
  --card-border: #1f2937;
  --card-hover-border: #374151;
  
  --text-main: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.35);
  
  --danger: #f43f5e;
  --danger-hover: #fb7185;
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.08);
  --success-border: rgba(16, 185, 129, 0.18);
  
  --input-bg: #090d16;
  --table-bg: rgba(2, 6, 23, 0.3);
  --table-header-bg: rgba(2, 6, 23, 0.5);
  --donut-center-bg: #111827;
  --guide-container-bg: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(6, 182, 212, 0.03) 100%);
  --guide-inner-bg: rgba(2, 6, 23, 0.55);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  background-image: 
    radial-gradient(at 0% 0%, rgba(79, 70, 229, 0.06) 0px, transparent 40%),
    radial-gradient(at 100% 100%, rgba(6, 182, 212, 0.03) 0px, transparent 40%);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  -webkit-font-smoothing: antialiased;
  /* Smooth theme transitions */
  transition: background-color 0.3s ease, color 0.3s ease, background-image 0.3s ease;
}

body.dark-mode {
  background-image: 
    radial-gradient(at 0% 0%, rgba(79, 70, 229, 0.14) 0px, transparent 40%),
    radial-gradient(at 100% 100%, rgba(6, 182, 212, 0.06) 0px, transparent 40%);
}

/* Page Container */
.container {
  width: 96%;
  max-width: 1720px;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

/* Typography */
h1, h2, h3, .nav-logo {
  font-family: 'Outfit', 'Inter', sans-serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  transition: color 0.3s ease;
}

h1 {
  font-size: 2.1rem;
  background: linear-gradient(135deg, var(--text-main) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
  font-weight: 600;
}

/* Header Banner */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--card-border);
  transition: border-color 0.3s ease;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-logo {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--accent-glow);
  transition: all 0.3s ease;
}

.topbar-logo:hover {
  transform: rotate(10deg) scale(1.05);
}

/* Dashboard Statistics Cards */
.stats-banner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  width: 100%;
}

@media (max-width: 900px) {
  .stats-banner {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .stats-banner {
    grid-template-columns: 1fr;
  }
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

body.dark-mode .stat-card {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--card-hover-border);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(99, 102, 241, 0.05);
  border: 1px solid rgba(99, 102, 241, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: all 0.3s ease;
}

.stat-card:hover .stat-icon {
  background: rgba(99, 102, 241, 0.12);
  color: var(--accent-hover);
}

.stat-icon i, .stat-icon svg {
  width: 22px;
  height: 22px;
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.65rem;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  color: var(--text-main);
  transition: color 0.3s ease;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-top: 0.15rem;
}

/* Quick Start Stepper Guide */
.guide-container {
  background: var(--guide-container-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.guide-header {
  margin-bottom: 1.75rem;
}

.step-slider-container {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.stepper-bar-wrapper {
  position: relative;
  margin: 1.5rem 0;
  width: 100%;
}

.stepper-progress-line {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 100%;
  height: 4px;
  background: rgba(0, 0, 0, 0.04);
  z-index: 1;
  border-radius: 10px;
}

body.dark-mode .stepper-progress-line {
  background: rgba(255, 255, 255, 0.06);
}

.stepper-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-hover) 100%);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 10px;
  box-shadow: 0 0 12px var(--accent-glow);
}

.stepper-points {
  position: relative;
  display: flex;
  justify-content: space-between;
  z-index: 2;
  width: 100%;
}

.stepper-point {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  width: 90px;
}

.stepper-point .point-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2.5px solid var(--card-border);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.stepper-point .point-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 0.65rem;
  transition: color 0.3s ease;
  white-space: nowrap;
}

.stepper-point.active .point-dot {
  border-color: var(--accent);
  background: var(--accent);
  color: white;
  box-shadow: 0 0 15px var(--accent-glow);
  transform: scale(1.1);
}

.stepper-point.active .point-label {
  color: var(--text-main);
}

.range-slider-wrapper {
  display: none;
}

/* Step Slides layout */
.step-slides-wrapper {
  background: var(--guide-inner-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 1.75rem;
  min-height: 150px;
  position: relative;
  transition: all 0.3s ease;
}

.step-slide-item {
  display: none;
  width: 100%;
  animation: slideFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.step-slide-item.active {
  display: block;
}

@keyframes slideFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.slide-content-layout {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.slide-info {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
}

.slide-info h3 {
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-main);
}

.slide-info h3 i, .slide-info h3 svg {
  color: var(--accent);
}

.slide-info p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.slide-action-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: #0284c7;
  background: rgba(14, 165, 233, 0.05);
  padding: 0.4rem 0.85rem;
  border-radius: 10px;
  border: 1px solid rgba(14, 165, 233, 0.12);
  margin-top: 0.35rem;
  align-self: flex-start;
}

body.dark-mode .slide-action-hint {
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.06);
  border-color: rgba(56, 189, 248, 0.15);
}

.slide-icon-large {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 18px;
  background: rgba(99, 102, 241, 0.05);
  color: var(--accent);
  border: 1px solid rgba(99, 102, 241, 0.12);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.slide-icon-large i, .slide-icon-large svg {
  width: 32px;
  height: 32px;
}

.slider-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
}

.slider-controls button {
  margin-top: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  padding: 0.6rem 1.25rem;
}

/* Tab Layout Grid */
.dashboard-layout {
  display: flex;
  gap: 1.5rem;
  width: 100%;
  align-items: flex-start;
}

.dashboard-sidebar {
  width: 235px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 1.25rem;
  flex-shrink: 0;
  position: sticky;
  top: 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

body.dark-mode .dashboard-sidebar {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.sidebar-nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  width: 100%;
  padding: 0.9rem 1.2rem;
  border-radius: 14px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.25s ease;
  margin-top: 0;
}

.sidebar-nav-item i, .sidebar-nav-item svg {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: color 0.25s ease;
}

.sidebar-nav-item:hover {
  background: rgba(0, 0, 0, 0.02);
  color: var(--text-main);
  transform: translateX(3px);
}

body.dark-mode .sidebar-nav-item:hover {
  background: rgba(255, 255, 255, 0.02);
}

.sidebar-nav-item.active {
  background: rgba(79, 70, 229, 0.08);
  color: var(--accent);
  border-color: rgba(79, 70, 229, 0.12);
  font-weight: 600;
}

body.dark-mode .sidebar-nav-item.active {
  background: rgba(99, 102, 241, 0.12);
  color: #a5b4fc;
  border-color: rgba(99, 102, 241, 0.2);
}

.sidebar-nav-item.active i, .sidebar-nav-item.active svg {
  color: var(--accent);
}

body.dark-mode .sidebar-nav-item.active i, body.dark-mode .sidebar-nav-item.active svg {
  color: #a5b4fc;
}

.dashboard-main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  min-width: 0;
}

/* Tab sections animation */
.tab-content-section {
  display: none;
  flex-direction: column;
  gap: 2rem;
  animation: fadeInTab 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.tab-content-section.active {
  display: flex;
}

@keyframes fadeInTab {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-grid-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  width: 100%;
}

@media (min-width: 1100px) {
  .tab-grid-layout {
    grid-template-columns: 1.5fr 1fr;
  }
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.02);
  transition: all 0.3s ease;
}

body.dark-mode .card {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.card:hover {
  border-color: var(--card-hover-border);
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.04);
}

body.dark-mode .card:hover {
  box-shadow: 0 16px 48px rgba(99, 102, 241, 0.08);
}

.full-width {
  grid-column: 1 / -1;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  width: 100%;
  border-radius: 16px;
  border: 1px solid var(--card-border);
  background: var(--table-bg);
  transition: all 0.3s ease;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--card-border);
  transition: all 0.3s ease;
}

th {
  background: var(--table-header-bg);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

td {
  font-size: 0.92rem;
  color: var(--text-secondary);
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tr {
  transition: background-color 0.2s ease;
}

tr:hover td {
  background-color: rgba(0, 0, 0, 0.01);
}

body.dark-mode tr:hover td {
  background-color: rgba(255, 255, 255, 0.015);
}

code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', Courier, monospace;
  font-weight: 600;
  background: rgba(0, 0, 0, 0.03);
  padding: 0.25rem 0.55rem;
  border-radius: 8px;
  color: var(--accent);
  font-size: 0.85rem;
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
}

body.dark-mode code {
  background: rgba(255, 255, 255, 0.06);
  color: #a5b4fc;
  border-color: rgba(255, 255, 255, 0.04);
}

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 12px;
  background: var(--text-muted);
  vertical-align: middle;
  transition: all 0.3s ease;
}

.status-dot.ok {
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
}

/* Form Controls */
label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 1.35rem;
  margin-bottom: 0.5rem;
}

input[type=text], input[type=password], input[type=number], select, textarea {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: var(--input-bg);
  color: var(--text-main);
  font-size: 0.98rem;
  font-family: inherit;
  transition: all 0.25s ease;
  outline: none;
}

input[type=text]:focus, input[type=password]:focus, input[type=number]:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  background: var(--card-bg);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* Helper Tooltips */
.field-help {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.45rem;
  margin-bottom: 1.35rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  line-height: 1.4;
}

.field-help svg, .field-help i {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Actions Buttons & Row Controls */
.row-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.row-actions button, .row-actions .btn {
  margin-top: 0;
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem;
  border-radius: 10px;
}

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  cursor: pointer;
  border: none;
  border-radius: 14px;
  padding: 0.8rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: white;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px var(--accent-glow);
  outline: none;
}

button:hover, .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px var(--accent-glow);
}

button:active, .btn:active {
  transform: translateY(0);
}

button.danger, .btn.danger {
  background: linear-gradient(135deg, var(--danger) 0%, #e11d48 100%);
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.15);
}

body.dark-mode button.danger, body.dark-mode .btn.danger {
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.25);
}

button.danger:hover, .btn.danger:hover {
  background: linear-gradient(135deg, var(--danger-hover) 0%, #fda4af 100%);
}

button.secondary, .btn.secondary {
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-secondary);
  border: 1px solid var(--card-border);
  box-shadow: none;
}

body.dark-mode button.secondary, body.dark-mode .btn.secondary {
  background: rgba(255, 255, 255, 0.04);
}

button.secondary:hover, .btn.secondary:hover {
  background: rgba(0, 0, 0, 0.07);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

body.dark-mode button.secondary:hover, body.dark-mode .btn.secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.8rem;
  border-radius: 30px;
  border: 1px solid transparent;
}

.badge svg, .badge i {
  width: 12px;
  height: 12px;
}

.badge.grandstream {
  background: rgba(16, 185, 129, 0.08);
  color: var(--badge-grandstream);
  border-color: rgba(16, 185, 129, 0.18);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.05);
}

.badge.yealink {
  background: rgba(6, 182, 212, 0.08);
  color: var(--badge-yealink);
  border-color: rgba(6, 182, 212, 0.18);
  box-shadow: 0 0 8px rgba(6, 182, 212, 0.05);
}

.badge.fanvil {
  background: rgba(249, 115, 22, 0.08);
  color: var(--badge-fanvil);
  border-color: rgba(249, 115, 22, 0.18);
  box-shadow: 0 0 8px rgba(249, 115, 22, 0.05);
}

.badge.cisco {
  background: rgba(139, 92, 246, 0.08);
  color: var(--badge-cisco);
  border-color: rgba(139, 92, 246, 0.18);
  box-shadow: 0 0 8px rgba(139, 92, 246, 0.05);
}

.badge.polycom {
  background: rgba(59, 130, 246, 0.08);
  color: var(--badge-polycom);
  border-color: rgba(59, 130, 246, 0.18);
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.05);
}

.badge.generic {
  background: rgba(100, 116, 139, 0.08);
  color: var(--badge-generic);
  border-color: rgba(100, 116, 139, 0.18);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.8rem;
  border-radius: 30px;
  border: 1px solid transparent;
}

.status-badge.online {
  background: rgba(16, 185, 129, 0.08);
  color: var(--success);
  border-color: rgba(16, 185, 129, 0.18);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.08);
}

.status-badge.offline {
  background: rgba(244, 63, 94, 0.08);
  color: var(--danger);
  border-color: rgba(244, 63, 94, 0.18);
  box-shadow: 0 0 8px rgba(244, 63, 94, 0.08);
}

/* Notifications alerts */
.error, .success {
  padding: 1.15rem 1.5rem;
  border-radius: 18px;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  width: 100%;
  animation: slideFadeIn 0.3s ease-out;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  transition: all 0.3s ease;
}

.error {
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.15);
  color: #dc2626;
}

body.dark-mode .error {
  background: rgba(244, 63, 94, 0.1);
  border: 1px solid rgba(244, 63, 94, 0.2);
  color: #fda4af;
}

.success {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  color: #059669;
}

body.dark-mode .success {
  color: #a7f3d0;
}

/* Edit configuration forms */
.config-section {
  border-top: 1px solid var(--card-border);
  margin-top: 2.25rem;
  padding-top: 2rem;
}

.config-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  margin-bottom: 1.75rem;
  background: rgba(0, 0, 0, 0.01);
  padding: 0.95rem 1.25rem;
  border-radius: 14px;
  border: 1px solid var(--card-border);
}

body.dark-mode .toggle-row {
  background: rgba(255, 255, 255, 0.015);
}

.toggle-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* Audio Player */
audio {
  background-color: var(--table-header-bg);
  border-radius: 30px;
  border: 1px solid var(--card-border);
}

/* Float Input Icons Styling */
.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.input-with-icon i, .input-with-icon svg {
  position: absolute;
  left: 1.15rem;
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color 0.2s ease;
  z-index: 2;
}

.input-with-icon input, .input-with-icon select {
  padding-left: 2.75rem !important;
}

.input-with-icon input:focus ~ i,
.input-with-icon input:focus ~ svg,
.input-with-icon select:focus ~ i,
.input-with-icon select:focus ~ svg {
  color: var(--accent);
}

/* Drawer Slide-Over Panel Styling */
.drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.15);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

body.dark-mode .drawer-backdrop {
  background: rgba(2, 6, 23, 0.55);
  backdrop-filter: blur(8px);
}

.drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 460px;
  height: 100vh;
  background: #ffffff;
  border-left: 1px solid var(--card-border);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.05);
  padding: 2.5rem 2.25rem;
  z-index: 1001;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  overflow-y: auto;
}

body.dark-mode .drawer {
  background: #0f172a;
  box-shadow: -15px 0 45px rgba(0, 0, 0, 0.5);
}

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

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 1.5rem;
  margin-bottom: 0.5rem;
}

.drawer-header h2 {
  font-size: 1.45rem;
  font-weight: 600;
}

.drawer-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  transition: all 0.2s ease;
  box-shadow: none;
  padding: 0;
}

.drawer-close:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-main);
  transform: none;
  box-shadow: none;
}

body.dark-mode .drawer-close:hover {
  background: rgba(255, 255, 255, 0.06);
}

.drawer-close i, .drawer-close svg {
  width: 20px;
  height: 20px;
}

/* Donut chart overrides */
.donut-segment {
  transition: stroke-dashoffset 0.4s ease;
}

/* Weekly graph overrides */
.trend-svg text {
  font-family: inherit;
  transition: fill 0.3s ease;
}

.trend-svg line {
  transition: stroke 0.3s ease;
}

/* Responsive sidebar collapse */
@media (max-width: 768px) {
  body {
    padding: 1.5rem 1rem;
  }
  .dashboard-layout {
    flex-direction: column;
    gap: 1.5rem;
  }
  .dashboard-sidebar {
    width: 100%;
    position: static;
    padding: 1rem;
    border-radius: 16px;
  }
  .sidebar-nav-menu {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .sidebar-nav-item {
    width: auto;
    flex: 1;
    min-width: 140px;
    padding: 0.75rem 1rem;
    font-size: 0.88rem;
    justify-content: center;
  }
}

/* Password Eye Toggle & Validation Styling */
.toggle-pass-btn {
  position: absolute;
  right: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: color 0.2s ease;
  outline: none;
  border-radius: 6px;
}

.toggle-pass-btn:hover {
  color: var(--accent);
  background: rgba(79, 70, 229, 0.08);
}

.input-with-icon input.has-right-toggle {
  padding-right: 2.75rem !important;
}

.pass-match-msg {
  font-size: 0.78rem;
  margin-top: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.pass-match-msg.error {
  color: var(--danger);
}

.pass-match-msg.success {
  color: var(--success);
}