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

:root {
  --primary: #dc2626; /* Rojo intenso */
  --primary-hover: #b91c1c;
  --bg-dark: #000000; /* Fondo negro puro */
  --card-bg: rgba(20, 20, 20, 0.8); /* Gris casi negro para tarjetas */
  --text-main: #ffffff; /* Texto blanco puro */
  --text-muted: #a1a1aa;
  --border-color: rgba(255, 0, 0, 0.2); /* Bordes con sutil toque rojo */
  --accent: #ef4444;
  --danger: #991b1b;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Outfit", sans-serif;
}

body {
  background-color: var(--bg-dark);
  background-image:
    radial-gradient(at 0% 0%, rgba(220, 38, 38, 0.1) 0, transparent 50%),
    radial-gradient(at 100% 100%, rgba(0, 0, 0, 0.1) 0, transparent 50%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}


/* Glassmorphism Sidebar */
.sidebar {
  width: 260px;
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border-right: 1px solid var(--border-color);
  position: fixed;
  height: 100vh;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  z-index: 100;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  background: linear-gradient(to right, #ff0000, #991b1b);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  list-style: none;
  flex-grow: 1;
}

.nav-links li {
  margin-bottom: 0.5rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(220, 38, 38, 0.1);
  color: var(--primary);
  border-left: 3px solid var(--primary);
}

.nav-links a i {
  font-size: 1.25rem;
}

/* Main Content */
.main-content {
  margin-left: 260px;
  padding: 2rem;
  flex-grow: 1;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card-bg);
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  border: 1px solid var(--border-color);
}

/* Cards & Tables */
.card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.data-table th {
  text-align: left;
  padding: 1rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
}

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

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

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

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

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.3s ease;
}

.form-control:focus {
  border-color: var(--primary);
}

/* Buttons */
.btn {
  padding: 0.6rem 1.2rem;
  border-radius: 0.75rem;
  border: none;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
  background: var(--danger);
  color: white;
}

/* Login Page */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-card {
  width: 100%;
  max-width: 400px;
}

/* Utility */
.mb-4 {
  margin-bottom: 1rem;
}
.mr-2 {
  margin-right: 0.5rem;
}
.text-right {
  text-align: right;
}

/* Transitions */
.page-fade {
  animation: fadeIn 0.5s ease;
}

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