/* ============================================
   RedactPrompt Admin Dashboard - Global Styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;450;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

/* --- CSS Variables --- */
:root {
  /* Brand Colors */
  --brand-primary: #155EEF;
  --brand-primary-rgb: 21, 94, 239;
  --brand-secondary: #2F76FF;
  --brand-accent: #3B82F6;
  --brand-glow: rgba(21, 94, 239, 0.08);

  /* Backgrounds - Light Theme */
  --bg-body: #ECEEF2;
  --bg-sidebar: #FBFBFC;
  --bg-sidebar-hover: rgba(21, 94, 239, 0.05);
  --bg-sidebar-active: rgba(21, 94, 239, 0.07);
  --bg-main: #F3F4F7;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FAFBFC;
  --bg-card-elevated: #FFFFFF;
  --bg-input: #F3F4F7;
  --bg-modal-overlay: rgba(15, 23, 42, 0.45);
  --bg-tooltip: #1E293B;

  /* Borders */
  --border-subtle: #E8ECF1;
  --border-default: #DFE3E8;
  --border-hover: rgba(21, 94, 239, 0.35);
  --border-active: rgba(21, 94, 239, 0.5);
  --border-card: #E2E8F0;

  /* Text */
  --text-primary: #0F172A;
  --text-secondary: #64748B;
  --text-tertiary: #94A3B8;
  --text-inverse: #FFFFFF;
  --text-link: #155EEF;

  /* Semantic */
  --color-success: #16A34A;
  --color-success-bg: #F0FDF4;
  --color-success-border: #BBF7D0;
  --color-warning: #D97706;
  --color-warning-bg: #FFFBEB;
  --color-warning-border: #FDE68A;
  --color-danger: #DC2626;
  --color-danger-bg: #FEF2F2;
  --color-danger-border: #FECACA;
  --color-info: #2563EB;
  --color-info-bg: #EFF6FF;
  --color-info-border: #BFDBFE;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 48px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 10px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 20px rgba(21, 94, 239, 0.1);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 0 0 1px var(--border-card);

  /* Sidebar */
  --sidebar-width: 272px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Typography */
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', monospace;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  overflow: hidden;
  height: 100vh;
}

/* No decorative overlays - clean background */

a {
  color: var(--text-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--brand-primary);
}

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  outline: none;
  font-size: inherit;
}

input, select, textarea {
  font-family: var(--font-sans);
  font-size: inherit;
}

/* --- Layout --- */
.app-layout {
  display: flex;
  height: 100vh;
  position: relative;
  z-index: 1;
}

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: relative;
  z-index: 100;
  overflow: hidden;
}

/* Clean sidebar - no decorative elements */

.sidebar-header {
  padding: var(--space-xl) var(--space-xl) var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sidebar-logo .logo-icon {
  width: 36px;
  height: 36px;
  position: relative;
}

.sidebar-logo .logo-icon svg {
  width: 100%;
  height: 100%;
}

.sidebar-logo .logo-text {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.sidebar-logo .logo-text span {
  font-weight: 400;
  color: var(--text-secondary);
}

.sidebar-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  font-size: 0.78rem;
  color: var(--color-success);
}

.sidebar-status .status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
}

/* Navigation */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg) var(--space-md);
}

.sidebar-nav::-webkit-scrollbar {
  width: 3px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: var(--border-default);
  border-radius: var(--radius-full);
}

.nav-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-tertiary);
  padding: var(--space-lg) var(--space-md) var(--space-sm);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 450;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  margin-bottom: 2px;
  user-select: none;
}

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

.nav-item.active {
  background: var(--bg-sidebar-active);
  color: var(--brand-secondary);
  font-weight: 550;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.nav-item .nav-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-tertiary);
}

.nav-item:hover .nav-icon,
.nav-item.active .nav-icon {
  color: var(--brand-primary);
}

.nav-item .nav-badge {
  margin-left: auto;
  background: var(--color-danger);
  color: white;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
  line-height: 16px;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--border-subtle);
}

.sidebar-org {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.sidebar-org .org-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.sidebar-org .org-info {
  flex: 1;
  min-width: 0;
}

.sidebar-org .org-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-org .org-plan {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--color-warning);
  background: var(--color-warning-bg);
  padding: 1px 8px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-warning-border);
  margin-top: 2px;
}

.sidebar-logout {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.82rem;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-sm) 0;
  transition: color var(--transition-fast);
}

.sidebar-logout:hover {
  color: var(--text-secondary);
}

/* --- Main Content --- */
.main-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--bg-main);
  position: relative;
}

.main-content::-webkit-scrollbar {
  width: 6px;
}

.main-content::-webkit-scrollbar-track {
  background: transparent;
}

.main-content::-webkit-scrollbar-thumb {
  background: var(--border-default);
  border-radius: var(--radius-full);
}

.main-content::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.2);
}

/* Top Bar */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-2xl);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.top-bar-left .page-title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.3px;
}

.top-bar-left .breadcrumb {
  font-size: 0.82rem;
  color: var(--text-tertiary);
}

.top-bar-left .breadcrumb span {
  color: var(--text-secondary);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.top-bar-right .last-updated {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

/* --- Page Content --- */
.page-content {
  padding: var(--space-2xl);
  animation: fadeIn 0.3s ease;
}

.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

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

/* --- Section Headers --- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.section-title {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.2px;
}

.section-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* --- Grid Layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

/* --- Utility Classes --- */
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-info { color: var(--color-info); }
.text-muted { color: var(--text-secondary); }
.text-mono { font-family: var(--font-mono); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* --- Toast Notification --- */
.toast-container {
  position: fixed;
  bottom: var(--space-2xl);
  right: var(--space-2xl);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.88rem;
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
  min-width: 280px;
}

.toast.toast-success {
  border-left: 3px solid var(--color-success);
}

.toast.toast-warning {
  border-left: 3px solid var(--color-warning);
}

.toast.toast-error {
  border-left: 3px solid var(--color-danger);
}

.toast.toast-info {
  border-left: 3px solid var(--color-info);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(40px); }
}

/* --- Responsive --- */
@media (max-width: 1400px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1100px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* --- Login Page --- */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg-body);
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
}

.login-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.login-card .form-input {
  width: 100%;
  box-sizing: border-box;
}