/* ======================
   DASHBOARD COMPONENT SYSTEM
   ====================== */

/* Font Loading */
@font-face {
  font-family: 'SUIT-Regular';
  src: url('../SUIT-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ======================
   DESIGN TOKENS
   ====================== */

:root {
  /* Typography */
  --font-primary: 'SUIT-Regular', -apple-system, BlinkMacSystemFont, 'Segoe UI',
    Roboto, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;

  /* Spacing */
  --space-1: 0.25rem; /* 4px */
  --space-2: 0.5rem; /* 8px */
  --space-3: 0.75rem; /* 12px */
  --space-4: 1rem; /* 16px */
  --space-5: 1.25rem; /* 20px */
  --space-6: 1.5rem; /* 24px */
  --space-8: 2rem; /* 32px */
  --space-10: 2.5rem; /* 40px */

  /* Layout */
  --sidebar-width: 280px;
  --header-height: 64px;
  --nav-item-height: 48px;
  --widget-padding: var(--space-6);

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-base: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Z-Index */
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-fixed: 30;
  --z-modal-backdrop: 40;
  --z-modal: 50;
}

/* Theme Variables */
[data-theme='default'] {
  --primary: #0075ff;
  --primary-light: #e5f1ff;
  --primary-dark: #0056cc;
  --accent: #00d4ff;

  --bg-primary: #ffffff;
  --bg-secondary: #f8f8f8;
  --bg-tertiary: #f1f3f5;

  --text-primary: #212529;
  --text-secondary: #495057;
  --text-muted: #868e96;

  --border-color: #e9ecef;
  --border-color-light: #f1f3f5;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

[data-theme='dark'] {
  --primary: #0075ff;
  --primary-light: #1a365d;
  --primary-dark: #4299e1;
  --accent: #00d4ff;

  --bg-primary: #1e1e1e;
  --bg-secondary: #121212;
  --bg-tertiary: #2a2a2a;

  --text-primary: #ffffff;
  --text-secondary: #e0e0e0;
  --text-muted: #adb5bd;

  --border-color: #424242;
  --border-color-light: #333333;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.4);
}

/* Industrial Theme */
[data-theme='industrial'] {
  --primary: #26c6da;
  --primary-light: #b2ebf2;
  --primary-dark: #00acc1;
  --accent: #ffab40;
}

/* Medical Theme */
[data-theme='medical'] {
  --primary: #4caf50;
  --primary-light: #e8f5e8;
  --primary-dark: #388e3c;
  --accent: #ff9800;
}

/* Security Theme */
[data-theme='security'] {
  --primary: #f44336;
  --primary-light: #ffebee;
  --primary-dark: #d32f2f;
  --accent: #ffc107;
}

/* ======================
   BASE STYLES
   ====================== */

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
  padding: 0;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-base);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ======================
   LAYOUT COMPONENTS
   ====================== */

.dashboard-layout {
  min-height: 100vh;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

/* Header Component */
.dashboard-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  z-index: var(--z-fixed);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--space-5);
  max-width: none;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

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

/* Sidebar Toggle */
.sidebar-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-base);
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.sidebar-toggle-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar-icon {
  width: 20px;
  height: 20px;
}

/* Logo */
.logo-link {
  display: block;
}

.logo-image {
  height: 40px;
  width: auto;
}

/* Dashboard Title */
.dashboard-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 768px) {
  .dashboard-title {
    display: none;
  }
}

/* Header Navigation */
.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-base);
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.nav-button:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.theme-icon,
.user-icon {
  width: 20px;
  height: 20px;
}

/* User Info */
.user-info {
  margin-left: var(--space-4);
}

.user-button {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-base);
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.user-button:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.user-name {
  font-weight: 500;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .user-name {
    display: none;
  }
}

/* Dashboard Body */
.dashboard-body {
  display: flex;
  padding-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
}

/* ======================
   SIDEBAR COMPONENT
   ====================== */

.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-primary);
  border-radius: var(--radius-xl);
  margin: var(--space-5);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base);
  flex-shrink: 0;
  z-index: var(--z-sticky);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar.collapsed {
  transform: translateX(-100%);
  margin-left: calc(-1 * var(--sidebar-width));
}

.sidebar-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-item-container {
  position: relative;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-base);
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  font-weight: 500;
  min-height: var(--nav-item-height);
  font-size: 0.95rem;
}

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

.nav-item.active {
  background-color: var(--primary-light);
  color: var(--primary);
}

.nav-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-icon svg {
  width: 20px;
  height: 20px;
}

.nav-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Accordion Styles */
.accordion-arrow {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-base);
  flex-shrink: 0;
  margin-left: auto;
}

.accordion-arrow.expanded {
  transform: rotate(180deg);
}

.accordion-content {
  overflow: hidden;
  transition: max-height var(--transition-base);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-base);
  margin: var(--space-1) 0;
}

.submenu-list {
  list-style: none;
  margin: 0;
  padding: var(--space-2);
}

.submenu .nav-item {
  font-size: 0.875rem;
  min-height: 40px;
  padding: var(--space-2) var(--space-3);
  margin-left: var(--space-6);
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-tertiary);
}

/* ======================
   MAIN CONTENT
   ====================== */

.main-content {
  flex: 1;
  padding: var(--space-6);
  transition: margin-left var(--transition-base);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Page Header */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
}

.page-title-section {
  flex: 1;
  min-width: 0;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-2) 0;
  line-height: 1.2;
}

.page-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.page-actions {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Content Grid */
.content-grid {
  flex: 1;
  display: grid;
  gap: var(--space-6);
  overflow-y: auto;
}

/* ======================
   WIDGET COMPONENTS
   ====================== */

.widget {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: var(--widget-padding);
  box-shadow: var(--shadow-base);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.widget:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-color);
}

.widget-title {
  font-size: var(--space-5);
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}

.widget-icon {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

.widget-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.widget-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.widget-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-color);
}

/* KPI Widget */
.kpi-widget {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-base);
}

.kpi-icon-container {
  flex-shrink: 0;
}

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-icon.blue {
  background-color: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
}
.kpi-icon.green {
  background-color: rgba(16, 185, 129, 0.1);
  color: #10b981;
}
.kpi-icon.orange {
  background-color: rgba(245, 158, 11, 0.1);
  color: #f59e0b;
}
.kpi-icon.red {
  background-color: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.kpi-content {
  flex: 1;
  min-width: 0;
}

.kpi-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0 0 var(--space-1) 0;
}

.kpi-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.2;
}

.kpi-unit {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.kpi-trend {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-1);
  font-size: 0.8rem;
}

/* Chart Widget */
.chart-container {
  position: relative;
  height: 100%;
  min-height: 200px;
}

.chart-canvas {
  width: 100% !important;
  height: 100% !important;
}

/* ======================
   BUTTON COMPONENTS
   ====================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-base);
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.25;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

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

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

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: 0.8rem;
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: 1rem;
}

/* ======================
   MODAL COMPONENTS
   ====================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: var(--space-4);
}

.modal-overlay.hidden {
  display: none;
}

.modal-content {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 90vw;
  max-height: 90vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-base);
  transition: all var(--transition-fast);
  color: var(--text-muted);
}

.modal-close:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-close svg {
  width: 16px;
  height: 16px;
}

.modal-body {
  flex: 1;
  padding: var(--space-6);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-6);
  border-top: 1px solid var(--border-color);
}

/* ======================
   RESPONSIVE DESIGN
   ====================== */

@media (max-width: 1024px) {
  .page-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }

  .page-actions {
    align-self: flex-start;
  }
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    z-index: var(--z-modal-backdrop);
    transform: translateX(-100%);
    margin: 0;
    border-radius: 0;
    width: var(--sidebar-width);
  }

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

  .main-content {
    margin-left: 0 !important;
    padding: var(--space-4);
  }

  .content-grid {
    gap: var(--space-4);
  }

  .widget {
    padding: var(--space-4);
  }

  .page-title {
    font-size: 1.5rem;
  }

  .kpi-widget {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3);
  }
}

@media (max-width: 640px) {
  .main-content {
    padding: var(--space-3);
  }

  .page-header {
    margin-bottom: var(--space-4);
  }

  .widget-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .widget-actions {
    align-self: stretch;
    justify-content: flex-end;
  }
}

/* ======================
   UTILITY CLASSES
   ====================== */

.hidden {
  display: none !important;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Status Colors */
.status-normal {
  color: #10b981;
}
.status-warning {
  color: #f59e0b;
}
.status-error {
  color: #ef4444;
}
.status-info {
  color: #3b82f6;
}

/* Text Utilities */
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-left {
  text-align: left;
}

/* Flex Utilities */
.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}

/* Grid Utilities */
.grid {
  display: grid;
}
.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}
.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (min-width: 640px) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .sm\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .sm\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .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\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .lg\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .lg\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

/* Gap Utilities */
.gap-2 {
  gap: var(--space-2);
}
.gap-3 {
  gap: var(--space-3);
}
.gap-4 {
  gap: var(--space-4);
}
.gap-5 {
  gap: var(--space-5);
}
.gap-6 {
  gap: var(--space-6);
}