/* 
   SISTEMA DE MONITOREO DE ENTREGAS LTG (SEV)
   SISTEMA DE ESTILOS CSS - CORE DESIGN SYSTEM
*/

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Palette - HSL sleek dark mode & royal accents */
  --bg-main: #0b0f19;
  --bg-card: rgba(20, 26, 46, 0.6);
  --bg-input: #151c2e;
  --border-color: rgba(255, 255, 255, 0.08);
  
  --color-primary: #3b82f6; /* Royal Blue */
  --color-primary-hover: #2563eb;
  --color-accent: #8b5cf6; /* Violet */
  --color-success: #10b981; /* Emerald */
  --color-success-bg: rgba(16, 185, 129, 0.1);
  --color-danger: #ef4444; /* Rose */
  --color-danger-bg: rgba(239, 68, 68, 0.1);
  --color-warning: #f59e0b; /* Amber */
  --color-warning-bg: rgba(245, 158, 11, 0.1);
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-inverse: #ffffff;
  
  --glass-blur: blur(12px);
  --border-radius: 12px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(139, 92, 246, 0.1) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(59, 130, 246, 0.1) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: #1f2937;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #374151;
}

/* Utility Layouts */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem;
}

.hidden {
  display: none !important;
}

/* Glassmorphism Cards */
.card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  transition: var(--transition-smooth);
}

.card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  box-shadow: 0 15px 35px -10px rgba(59, 130, 246, 0.1);
}

/* Header & SEV Branding */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-circle {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-inverse);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.brand-title h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, #ffffff, #9ca3af);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-title p {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Auth / User Info Badge */
.user-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.5rem 1rem;
  border-radius: 30px;
  border: 1px solid var(--border-color);
}

.user-avatar {
  width: 32px;
  height: 32px;
  background: #1f2937;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
}

.user-details {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 0.85rem;
  font-weight: 600;
}

.user-role {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.btn-logout {
  background: none;
  border: none;
  color: var(--color-danger);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  margin-left: 0.5rem;
  transition: var(--transition-smooth);
}

.btn-logout:hover {
  text-decoration: underline;
  opacity: 0.8;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.input-field {
  width: 100%;
  padding: 0.85rem 1rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.input-field:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.input-field[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: 100%;
  gap: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--text-inverse);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Login Screen specific */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 200px);
}

.login-card {
  width: 100%;
  max-width: 420px;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.login-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Form Autocomplete Info Box */
.info-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  animation: fadeIn 0.3s ease-out;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

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

.info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.info-val {
  font-size: 0.9rem;
  font-weight: 600;
}

.info-full {
  grid-column: span 2;
}

/* File Upload Zone */
.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.upload-zone {
  border: 2px dashed var(--border-color);
  border-radius: 10px;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-smooth);
  background: rgba(255, 255, 255, 0.01);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  position: relative;
}

.upload-zone:hover {
  border-color: var(--color-primary);
  background: rgba(59, 130, 246, 0.03);
}

.upload-zone input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.upload-icon {
  font-size: 2rem;
  color: var(--text-muted);
}

.upload-label {
  font-size: 0.85rem;
  font-weight: 500;
}

.upload-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.preview-container {
  width: 100%;
  height: 100px;
  border-radius: 6px;
  overflow: hidden;
  margin-top: 0.5rem;
  border: 1px solid var(--border-color);
  display: none;
}

.preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Checkbox Toggle */
.toggle-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
  background: rgba(255, 255, 255, 0.02);
  padding: 0.85rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
  transition: var(--transition-smooth);
}

.toggle-container:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.15);
}

.toggle-checkbox {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
}

.toggle-label {
  font-size: 0.95rem;
  font-weight: 500;
}

/* Alertas y Notificaciones */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  animation: slideDown 0.3s ease-out;
}

.alert-danger {
  background-color: var(--color-danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #fca5a5;
}

.alert-success {
  background-color: var(--color-success-bg);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #a7f3d0;
}

.alert-warning {
  background-color: var(--color-warning-bg);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: #fde68a;
}

/* KPIs Dashboard Layout */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-primary);
}

.kpi-card.kpi-delivered::before { background: var(--color-success); }
.kpi-card.kpi-warning::before { background: var(--color-warning); }
.kpi-card.kpi-danger::before { background: var(--color-danger); }

.kpi-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.kpi-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.kpi-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* Dashboard Filter Bar */
.filter-bar {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  padding: 1rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  align-items: center;
}

.filter-select {
  flex: 1;
  padding: 0.6rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.9rem;
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* Data Tables */
.table-container {
  overflow-x: auto;
  margin-top: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.01);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

th {
  background: rgba(255, 255, 255, 0.03);
  padding: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 4px;
}

.badge-success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.badge-pending {
  background-color: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
}

.discrepancy-badge {
  background-color: var(--color-danger-bg);
  color: var(--color-danger);
}

/* Tab systems */
.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.tab-btn.active {
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-primary);
}

.tab-btn:hover:not(.active) {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.02);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

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

/* Responsive Grid and styles */
@media (max-width: 1024px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .upload-grid {
    grid-template-columns: 1fr;
  }
}