:root {
  /* Pure Neumorphic Light Theme (Soft White + Blue) */
  --bg: #e8ecf4;
  --surface: #e8ecf4;
  --surface-raised: #e8ecf4;
  --surface-soft: #dfe5f0;
  --surface-card: #e8ecf4;
  --surface-inset: #dfe5f0;
  
  --primary-blue: #2563eb;
  --primary-blue-hover: #1d4ed8;
  --primary-blue-light: rgba(37, 99, 235, 0.12);
  --primary-blue-soft: #eff6ff;
  --primary-dark: #1e40af;
  --accent-cyan: #0284c7;

  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --status-green: #059669;
  --status-green-bg: #ecfdf5;
  --status-green-border: #a7f3d0;
  
  --status-orange: #d97706;
  --status-orange-bg: #fffbeb;
  --status-orange-border: #fde68a;

  --status-red: #e11d48;
  --status-red-bg: #fff1f2;
  --status-red-border: #fecdd3;

  --status-purple: #7c3aed;
  --status-purple-bg: #f5f3ff;
  --status-purple-border: #ddd6fe;

  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 9999px;

  /* Neumorphic Dual Shadows (Extruded Surfaces) - Compact, Crisp & Less Scattered */
  --shadow-raised-lg: 4px 6px 14px rgba(150, 165, 185, 0.35), -3px -3px 9px rgba(255, 255, 255, 0.85);
  --shadow-raised: 3px 4px 9px rgba(150, 165, 185, 0.32), -2px -2px 7px rgba(255, 255, 255, 0.8);
  --shadow-raised-sm: 2px 2px 5px rgba(150, 165, 185, 0.25), -1px -1px 4px rgba(255, 255, 255, 0.75);
  --shadow-raised-hover: 4px 6px 12px rgba(150, 165, 185, 0.38), -3px -3px 9px rgba(255, 255, 255, 0.9);
  
  /* Inward / Inset Neumorphism for Input Fields & Recessed Surfaces */
  --shadow-inset: inset 2px 2px 4px rgba(150, 165, 185, 0.26), inset -2px -2px 4px rgba(255, 255, 255, 0.75);
  --shadow-inset-focus: inset 2px 2px 4px rgba(150, 165, 185, 0.35), inset -2px -2px 4px rgba(255, 255, 255, 0.85), 0 0 0 3px rgba(37, 99, 235, 0.2);
  --shadow-pressed: inset 2px 2px 5px rgba(150, 165, 185, 0.32), inset -2px -2px 5px rgba(255, 255, 255, 0.8);

  --btn-primary-shadow: 3px 4px 10px rgba(37, 99, 235, 0.28), -2px -2px 6px rgba(255, 255, 255, 0.7);
  --btn-primary-pressed: inset 2px 2px 5px rgba(15, 23, 42, 0.35), inset -1px -1px 4px rgba(255, 255, 255, 0.2);
  --btn-secondary-shadow: 2px 3px 7px rgba(150, 165, 185, 0.3), -2px -2px 6px rgba(255, 255, 255, 0.8);

  /* Micro-Border Boundary for crisp geometric definition */
  --panel-border: 1px solid rgba(0, 0, 0, 0.05);
  --card-border: 1px solid rgba(0, 0, 0, 0.04);

  /* Compatibility & Semantic Aliases */
  --primary: var(--primary-blue);
  --primary-2: var(--accent-cyan);
  --primary-light: #60a5fa;
  --green: var(--status-green);
  --orange: var(--status-orange);
  --red: var(--status-red);
  --purple: var(--status-purple);
  --ink: var(--text-main);
  --line: rgba(0, 0, 0, 0.08);
  --border-light: rgba(255, 255, 255, 0.6);
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  /* Dedicated Pitch-Dark Navy Neumorphic Theme */
  --bg: #0b1120;
  --surface: #0f172a;
  --surface-raised: #111b33;
  --surface-soft: #15223e;
  --surface-card: #0f172a;
  --surface-inset: #090e1a;

  --primary-blue: #38bdf8;
  --primary-blue-hover: #0ea5e9;
  --primary-blue-light: rgba(56, 189, 248, 0.15);
  --primary-blue-soft: #082f49;
  --primary-dark: #0284c7;
  --accent-cyan: #38bdf8;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-light: #64748b;

  --status-green: #34d399;
  --status-green-bg: rgba(52, 211, 153, 0.12);
  --status-green-border: rgba(52, 211, 153, 0.25);

  --status-orange: #fbbf24;
  --status-orange-bg: rgba(251, 191, 36, 0.12);
  --status-orange-border: rgba(251, 191, 36, 0.25);

  --status-red: #f43f5e;
  --status-red-bg: rgba(244, 63, 94, 0.12);
  --status-red-border: rgba(244, 63, 94, 0.25);

  --status-purple: #a78bfa;
  --status-purple-bg: rgba(167, 139, 250, 0.12);
  --status-purple-border: rgba(167, 139, 250, 0.25);

  --shadow-raised-lg: 4px 5px 14px rgba(0, 0, 0, 0.55), -2px -2px 8px rgba(255, 255, 255, 0.04);
  --shadow-raised: 3px 3px 8px rgba(0, 0, 0, 0.45), -2px -2px 6px rgba(255, 255, 255, 0.03);
  --shadow-raised-sm: 2px 2px 5px rgba(0, 0, 0, 0.4), -1px -1px 4px rgba(255, 255, 255, 0.02);
  --shadow-raised-hover: 4px 5px 12px rgba(0, 0, 0, 0.55), -2px -2px 8px rgba(255, 255, 255, 0.05);

  --shadow-inset: inset 2px 2px 4px rgba(0, 0, 0, 0.5), inset -1px -1px 4px rgba(255, 255, 255, 0.03);
  --shadow-inset-focus: inset 2px 2px 4px rgba(0, 0, 0, 0.6), inset -1px -1px 4px rgba(255, 255, 255, 0.04), 0 0 0 3px rgba(56, 189, 248, 0.25);
  --shadow-pressed: inset 3px 3px 6px rgba(0, 0, 0, 0.55), inset -2px -2px 6px rgba(255, 255, 255, 0.04);

  --btn-primary-shadow: 3px 4px 12px rgba(0, 0, 0, 0.5), -2px -2px 8px rgba(56, 189, 248, 0.15);
  --btn-primary-pressed: inset 2px 2px 5px rgba(0, 0, 0, 0.5), inset -1px -1px 4px rgba(56, 189, 248, 0.2);
  --btn-secondary-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4), -2px -2px 6px rgba(30, 41, 59, 0.3);

  /* Micro-Border Boundary for dark mode */
  --panel-border: 1px solid rgba(255, 255, 255, 0.07);
  --card-border: 1px solid rgba(255, 255, 255, 0.06);

  /* Compatibility & Semantic Aliases */
  --primary: var(--primary-blue);
  --primary-2: var(--accent-cyan);
  --primary-light: #38bdf8;
  --green: var(--status-green);
  --orange: var(--status-orange);
  --red: var(--status-red);
  --purple: var(--status-purple);
  --ink: var(--text-main);
  --line: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.08);
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text-main);
  font-family: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

button, input, select, textarea {
  font: inherit;
}

/* Micro-interaction and tactile transitions */
button, .nav-btn, .primary-btn, .btn, .book, .slot, .logout, .icon-btn, .close, .action-card, .doctor-card, .hospital-card, .history-card {
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

.hidden {
  display: none !important;
}

/* ============================================================
   NEUMORPHIC BUTTONS (Tactile Raised -> Inset Press Effect)
   ============================================================ */

.primary-btn {
  background: var(--primary-blue);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 22px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--btn-primary-shadow);
  user-select: none;
  text-decoration: none;
}

.primary-btn:hover {
  background: var(--primary-blue-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-raised-hover);
}

.primary-btn:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: var(--btn-primary-pressed);
}

.btn-secondary-neumorphic, .btn-outline-primary, .btn-outline-secondary {
  background: var(--surface);
  color: var(--text-main);
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 16px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--btn-secondary-shadow);
}

.btn-secondary-neumorphic:hover, .btn-outline-primary:hover, .btn-outline-secondary:hover {
  background: var(--surface);
  color: var(--primary-blue);
  transform: translateY(-1px);
  box-shadow: var(--shadow-raised-hover);
}

.btn-secondary-neumorphic:active, .btn-outline-primary:active, .btn-outline-secondary:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: var(--shadow-pressed);
}

.btn-teal, .btn-success {
  background: var(--primary-blue);
  color: #fff !important;
  border: none !important;
  border-radius: var(--radius-sm);
  box-shadow: var(--btn-primary-shadow);
}

.btn-teal:hover, .btn-success:hover {
  background: var(--primary-blue-hover);
  color: #fff !important;
  transform: translateY(-1px);
}

.btn-teal:active, .btn-success:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: var(--btn-primary-pressed);
}

.btn-outline-danger {
  background: var(--surface);
  color: var(--status-red);
  border: none;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-raised-sm);
}

.btn-outline-danger:hover {
  background: var(--status-red);
  color: #fff;
  transform: translateY(-1px);
}

.btn-outline-danger:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: var(--shadow-pressed);
}

.text-teal {
  color: var(--primary-blue) !important;
}

/* ============================================================
   INWARD / INSET NEUMORPHISM FOR INPUT FIELDS
   (Pressed into the surface)
   ============================================================ */

input, select, textarea, .form-control, .form-select-custom {
  background: var(--surface-inset) !important;
  color: var(--text-main) !important;
  border: none !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow-inset) !important;
  padding: 12px 16px;
  font-size: 13.5px;
  outline: none !important;
  transition: all 0.2s ease;
}

input:hover, select:hover, textarea:hover, .form-control:hover, .form-select-custom:hover {
  box-shadow: var(--shadow-pressed) !important;
}

input:focus, select:focus, textarea:focus, .form-control:focus, .form-select-custom:focus {
  box-shadow: var(--shadow-inset-focus) !important;
}

input::placeholder, textarea::placeholder {
  color: var(--text-light);
}

/* ============================================================
   NEUMORPHIC PANELS & BOXES (Grouping Data)
   ============================================================ */

.panel {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: var(--panel-border);
  padding: 26px;
  box-shadow: var(--shadow-raised);
  margin-bottom: 24px;
}

/* ============================================================
   SMOOTH TRANSITIONS & KEYFRAME ANIMATIONS
   ============================================================ */
@keyframes smoothViewFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes smoothViewFadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-6px);
  }
}

@keyframes smoothPageEnter {
  from {
    opacity: 0;
    transform: scale(0.994) translateY(6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes modalFadeOut {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  to {
    opacity: 0;
    transform: scale(0.96) translateY(10px);
  }
}

.view-transition-enter {
  animation: smoothViewFadeIn 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.view-transition-exit {
  animation: smoothViewFadeOut 0.16s cubic-bezier(0.4, 0, 1, 1) forwards;
}

.page-smooth-enter {
  animation: smoothPageEnter 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Responsive Neumorphism adaptations for mobile devices */
@media (max-width: 768px) {
  :root {
    --shadow-raised-lg: 3px 4px 10px rgba(150, 165, 185, 0.3), -2px -2px 6px rgba(255, 255, 255, 0.8);
    --shadow-raised: 2px 3px 6px rgba(150, 165, 185, 0.28), -1px -1px 4px rgba(255, 255, 255, 0.75);
    --shadow-raised-hover: 3px 4px 8px rgba(150, 165, 185, 0.35), -2px -2px 6px rgba(255, 255, 255, 0.85);
    --shadow-inset: inset 2px 2px 3px rgba(150, 165, 185, 0.25), inset -1px -1px 3px rgba(255, 255, 255, 0.7);
    --shadow-pressed: inset 2px 2px 4px rgba(150, 165, 185, 0.3), inset -1px -1px 4px rgba(255, 255, 255, 0.75);
  }

  [data-theme="dark"] {
    --shadow-raised-lg: 3px 4px 10px rgba(0, 0, 0, 0.45), -2px -2px 6px rgba(255, 255, 255, 0.03);
    --shadow-raised: 2px 3px 6px rgba(0, 0, 0, 0.4), -1px -1px 4px rgba(255, 255, 255, 0.02);
    --shadow-raised-hover: 3px 4px 8px rgba(0, 0, 0, 0.48), -2px -2px 6px rgba(255, 255, 255, 0.04);
    --shadow-inset: inset 2px 2px 3px rgba(0, 0, 0, 0.45), inset -1px -1px 3px rgba(255, 255, 255, 0.02);
    --shadow-pressed: inset 2px 2px 4px rgba(0, 0, 0, 0.5), inset -1px -1px 4px rgba(255, 255, 255, 0.03);
  }

  .panel {
    padding: 20px 16px;
    border-radius: var(--radius-md);
  }
}

@media (max-width: 480px) {
  .panel {
    padding: 16px 12px;
  }
  
  .table th {
    padding: 10px 12px;
    font-size: 10px;
  }
  
  .table td {
    padding: 12px 12px;
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.empty {
  text-align: center;
  padding: 48px 16px;
  color: var(--text-muted);
  font-size: 14px;
}

.section-title {
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 800;
  color: var(--text-main);
  margin: 28px 0 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-wrap: break-word;
}

.section-title i {
  color: var(--primary-blue);
  font-size: 21px;
  flex-shrink: 0;
}

.eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--primary-blue);
  margin-bottom: 6px;
}

/* ============================================================
   PILLS & STATUS BADGES (Soft Inset / Tactile)
   ============================================================ */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  text-transform: capitalize;
  white-space: nowrap;
}

.pill.green {
  background: var(--status-green-bg);
  color: var(--status-green);
  box-shadow: var(--shadow-raised-sm);
}

.pill.orange {
  background: var(--status-orange-bg);
  color: var(--status-orange);
  box-shadow: var(--shadow-raised-sm);
}

.pill.purple {
  background: var(--status-purple-bg);
  color: var(--status-purple);
  box-shadow: var(--shadow-raised-sm);
}

.pill.blinking {
  animation: pulse-soft 2s infinite ease-in-out;
}

@keyframes pulse-soft {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(0.97); }
}

.token-pill {
  font-family: 'SF Mono', Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  background: var(--surface-soft);
  color: var(--primary-blue);
  padding: 4px 10px;
  border-radius: 8px;
  box-shadow: var(--shadow-inset);
  letter-spacing: 0.5px;
  display: inline-block;
  white-space: nowrap;
}

/* ============================================================
   NEUMORPHIC DATA TABLES
   ============================================================ */

.table-responsive {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-inset);
  padding: 6px;
  background: var(--surface-inset);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 6px;
  font-size: 13px;
  background: transparent;
  margin-bottom: 0;
  min-width: 580px;
}

.table th {
  background: transparent;
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  padding: 12px 18px;
  border: none;
  white-space: nowrap;
}

.table td {
  padding: 16px 18px;
  background: var(--surface);
  color: var(--text-main);
  vertical-align: middle;
  border: none;
  box-shadow: var(--shadow-raised-sm);
  transition: transform 0.15s ease;
}

.table tbody tr td:first-child {
  border-top-left-radius: 12px;
  border-bottom-left-radius: 12px;
}

.table tbody tr td:last-child {
  border-top-right-radius: 12px;
  border-bottom-right-radius: 12px;
}

@media (hover: hover) and (pointer: fine) {
  .table tbody tr:hover td {
    background: var(--surface-card);
    transform: translateY(-1px);
  }
}

.table-active-row td {
  background: var(--primary-blue-light) !important;
}

.appointment-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Responsive Neumorphism adaptations for mobile devices */
@media (max-width: 768px) {
  :root {
    --shadow-raised-lg: 6px 6px 14px rgba(166, 178, 197, 0.5), -6px -6px 14px rgba(255, 255, 255, 0.9);
    --shadow-raised: 4px 4px 10px rgba(166, 178, 197, 0.45), -4px -4px 10px rgba(255, 255, 255, 0.85);
    --shadow-raised-hover: 5px 5px 12px rgba(166, 178, 197, 0.55), -5px -5px 12px rgba(255, 255, 255, 0.95);
    --shadow-inset: inset 2px 2px 4px rgba(166, 178, 197, 0.45), inset -2px -2px 4px rgba(255, 255, 255, 0.8);
    --shadow-pressed: inset 3px 3px 6px rgba(166, 178, 197, 0.55), inset -3px -3px 6px rgba(255, 255, 255, 0.85);
  }

  [data-theme="dark"] {
    --shadow-raised-lg: 6px 6px 14px rgba(0, 0, 0, 0.5), -4px -4px 12px rgba(30, 41, 59, 0.22);
    --shadow-raised: 4px 4px 10px rgba(0, 0, 0, 0.45), -3px -3px 8px rgba(30, 41, 59, 0.2);
    --shadow-raised-hover: 5px 5px 12px rgba(0, 0, 0, 0.55), -4px -4px 10px rgba(30, 41, 59, 0.25);
    --shadow-inset: inset 2px 2px 4px rgba(0, 0, 0, 0.6), inset -2px -2px 4px rgba(30, 41, 59, 0.15);
    --shadow-pressed: inset 3px 3px 6px rgba(0, 0, 0, 0.65), inset -3px -3px 6px rgba(30, 41, 59, 0.2);
  }

  .panel {
    padding: 20px 16px;
    border-radius: var(--radius-md);
  }
}

@media (max-width: 480px) {
  .panel {
    padding: 16px 12px;
  }
  
  .table th {
    padding: 10px 12px;
    font-size: 10px;
  }
  
  .table td {
    padding: 12px 12px;
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}