/* ============================================
   RESET Y VARIABLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #667eea;
  --primary-dark: #5a67d8;
  --secondary: #764ba2;
  --success: #48bb78;
  --error: #f56565;
  --text: #2d3748;
  --text-light: #718096;
  --bg-light: #f7fafc;
  --border: #e2e8f0;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  line-height: 1.6;
}

/* ============================================
   PÁGINA DE LOGIN
   ============================================ */
.login-container {
  width: 100%;
  max-width: 700px;
  padding: 2rem;
}

.login-box {
  background: white;
  padding: 3rem 2.5rem;
  border-radius: 1.5rem;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo {
  width: 128px;
  height: 128px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin: 0 auto 2rem;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.subtitle {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

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

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
}

input[type="email"],
input[type="text"] {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--border);
  border-radius: 0.75rem;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-family: inherit;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

input::placeholder {
  color: #cbd5e0;
}

/* ============================================
   BOTONES
   ============================================ */
.btn-primary {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border: none;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Spinner del botón */
.spinner {
  animation: rotate 2s linear infinite;
  width: 20px;
  height: 20px;
}

.spinner .path {
  stroke: white;
  stroke-linecap: round;
  animation: dash 1.5s ease-in-out infinite;
}

@keyframes rotate {
  100% { transform: rotate(360deg); }
}

@keyframes dash {
  0% {
    stroke-dasharray: 1, 150;
    stroke-dashoffset: 0;
  }
  50% {
    stroke-dasharray: 90, 150;
    stroke-dashoffset: -35;
  }
  100% {
    stroke-dasharray: 90, 150;
    stroke-dashoffset: -124;
  }
}

/* ============================================
   MENSAJES
   ============================================ */
.message {
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: 0.75rem;
  font-size: 0.9rem;
  animation: slideDown 0.3s ease-out;
}

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

.message.success {
  background: #f0fff4;
  border: 2px solid var(--success);
  color: #22543d;
}

.message.error {
  background: #fff5f5;
  border: 2px solid var(--error);
  color: #742a2a;
}

.message strong {
  display: block;
  margin-bottom: 0.5rem;
}

.message p {
  margin: 0.5rem 0;
  line-height: 1.5;
}

.magic-link-btn {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.625rem 1.25rem;
  background: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.magic-link-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* ============================================
   INFO BOX
   ============================================ */
.info-box {
  margin-top: 2rem;
  padding: 1rem;
  background: var(--bg-light);
  border-radius: 0.75rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.info-box svg {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.info-box p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  text-align: center;
  margin-top: 2rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
}

/* ============================================
   PÁGINAS PROTEGIDAS (DASHBOARD, PERFIL, ETC.)
   ============================================ */
.protected-page {
  min-height: 100vh;
  background: var(--bg-light);
}

.navbar {
  background: white;
  box-shadow: var(--shadow);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
}

.navbar-brand .icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.navbar-menu {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(102, 126, 234, 0.1);
}

.nav-link.active {
  color: var(--primary);
  font-weight: 600;
}

.btn-logout {
  padding: 0.5rem 1.25rem;
  background: var(--error);
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
}

.btn-logout:hover {
  background: #e53e3e;
  transform: translateY(-1px);
}

/* ============================================
   CONTENIDO PRINCIPAL
   ============================================ */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  text-align: left;
}

.page-header p {
  color: var(--text-light);
  font-size: 1.125rem;
}

/* ============================================
   TARJETAS (CARDS)
   ============================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(102, 126, 234, 0.1);
  color: var(--primary);
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge.success {
  background: rgba(72, 187, 120, 0.1);
  color: var(--success);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }

  .navbar-menu {
    flex-direction: column;
    width: 100%;
    gap: 0.5rem;
  }

  .nav-link {
    width: 100%;
    text-align: center;
  }

  .main-content {
    padding: 2rem 1rem;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }
}