/* ==========================================================================
   AveLynx - Hours Platform Design System (main.css)
   ========================================================================== */

:root {
  /* Color Palette - Premium Dark / Glassmorphism */
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-tertiary: #1f293d;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 61, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-bright: rgba(255, 255, 255, 0.15);

  /* Accents */
  --accent-primary: #6366f1;       /* Indigo */
  --accent-primary-hover: #4f46e5;
  --accent-primary-glow: rgba(99, 102, 241, 0.25);
  --accent-cyan: #06b6d4;          /* Cyan */
  --accent-cyan-glow: rgba(6, 182, 212, 0.25);
  --accent-emerald: #10b981;       /* Success / Clocked In */
  --accent-emerald-glow: rgba(16, 185, 129, 0.25);
  --accent-amber: #f59e0b;         /* Warning / Break / Pending */
  --accent-amber-glow: rgba(245, 158, 11, 0.25);
  --accent-rose: #f43f5e;          /* Danger / Overtime */
  --accent-purple: #a855f7;        /* AI summaries */

  /* Text Colors */
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --text-inverse: #0b0f19;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Elevations & Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 10px 30px -3px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px var(--accent-primary-glow);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f3f4f6;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e5e7eb;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --bg-glass: rgba(0, 0, 0, 0.02);
  --border-glass: rgba(0, 0, 0, 0.08);
  --border-glass-bright: rgba(0, 0, 0, 0.15);

  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  --text-inverse: #ffffff;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* App Shell Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
  width: 260px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  transition: transform var(--transition-normal);
}

.brand {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-glass);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  box-shadow: var(--shadow-glow);
}

.brand-logo-img {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  object-fit: cover;
  box-shadow: 0 0 15px var(--accent-primary-glow);
  border: 1px solid var(--border-glass-bright);
}

.brand-text h1 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #fff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .brand-text h1 {
  background: linear-gradient(90deg, #0f172a, #334155);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text span {
  font-size: 11px;
  color: var(--accent-cyan);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links {
  list-style: none;
  padding: 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

.nav-item.active {
  color: #fff;
  background: linear-gradient(90deg, var(--accent-primary), rgba(99, 102, 241, 0.6));
  box-shadow: 0 2px 10px var(--accent-primary-glow);
}

.nav-item .badge {
  margin-left: auto;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-glass);
}

.user-profile-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  cursor: pointer;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: #fff;
  font-size: 13px;
}

.user-info {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.user-role {
  font-size: 11px;
  color: var(--text-muted);
}

/* Main Content Area */
.main-content {
  margin-left: 260px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Top Header */
.top-header {
  height: 70px;
  border-bottom: 1px solid var(--border-glass);
  background: rgba(17, 24, 39, 0.6);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
}

[data-theme="light"] .top-header {
  background: rgba(255, 255, 255, 0.8);
}

.page-title h2 {
  font-size: 18px;
  font-weight: 700;
}

.page-title p {
  font-size: 12px;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Live Timer Quick Status Widget in Header */
.header-timer-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  border-radius: 999px;
  font-size: 13px;
  font-family: var(--font-mono);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.status-dot.active {
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse 2s infinite;
}

.status-dot.paused {
  background: var(--accent-amber);
  box-shadow: 0 0 10px var(--accent-amber);
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
  100% { transform: scale(1); opacity: 1; }
}

/* Role Selector / Toggle Switch */
.role-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  cursor: pointer;
  transition: var(--transition-fast);
}

.role-badge:hover {
  border-color: var(--accent-primary);
}

.role-badge.manager {
  color: var(--accent-purple);
  background: rgba(168, 85, 247, 0.1);
  border-color: rgba(168, 85, 247, 0.3);
}

.role-badge.admin {
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
}

.role-badge.employee {
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border-color: rgba(6, 182, 212, 0.3);
}

/* Viewport Content */
.content-body {
  padding: 32px;
  flex: 1;
}

/* Tab Views */
.tab-pane {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-pane.active {
  display: block;
}

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

/* UI Card Primitives */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-header h3 {
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-primary-hover));
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--accent-primary-glow);
}

.btn-emerald {
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-emerald-glow);
}

.btn-emerald:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--accent-emerald-glow);
}

.btn-amber {
  background: linear-gradient(135deg, var(--accent-amber), #d97706);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-amber-glow);
}

.btn-rose {
  background: linear-gradient(135deg, var(--accent-rose), #e11d48);
  color: #fff;
}

.btn-purple {
  background: linear-gradient(135deg, var(--accent-purple), #9333ea);
  color: #fff;
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.25);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glass-bright);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
  border-radius: var(--radius-lg);
}

/* Badges & Tags */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tag-emerald { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.tag-amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.tag-rose { background: rgba(244, 63, 94, 0.15); color: #fb7185; }
.tag-cyan { background: rgba(6, 182, 212, 0.15); color: #38bdf8; }
.tag-purple { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.tag-neutral { background: rgba(156, 163, 175, 0.15); color: #9ca3af; }

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass-bright);
  border-radius: var(--radius-xl);
  max-width: 650px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  animation: modalPop 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

/* Forms */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass-bright);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  animation: slideToast 0.3s ease;
}

@keyframes slideToast {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Responsive adjustments */
@media (max-width: 960px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .top-header {
    padding: 0 16px;
  }
  .content-body {
    padding: 16px;
  }
}