/* 
 * CORE MH LOGIN SYSTEM
 * Estilos para páginas de autenticación
 */

/* ===== LOGIN PAGE LAYOUT ===== */
.core-login-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-burgundy) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  position: relative;
  overflow: hidden;
}

.core-login-page::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23F8F0E2' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  opacity: 0.1;
}

/* ===== LOGIN CARD ===== */
.core-login-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 1;
  backdrop-filter: blur(10px);
}

@media (max-width: 640px) {
  .core-login-card {
    padding: var(--space-6);
    margin: var(--space-4);
  }
}

/* ===== LOGIN HEADER ===== */
.core-login-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.core-login-logo {
  margin-bottom: var(--space-6);
}

.core-login-logo img {
  max-width: 200px;
  height: auto;
}

.core-login-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
  letter-spacing: -0.025em;
}

.core-login-subtitle {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 300px;
  margin: 0 auto;
}

/* ===== LOGIN FORM ===== */
.core-login-form {
  space-y: var(--space-5);
}

.core-form-group {
  margin-bottom: var(--space-5);
}

.core-form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: 0.025em;
}

.core-form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--color-white);
  transition: all var(--duration-normal) var(--ease-out);
  font-family: var(--font-family);
}

.core-form-input:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(7, 41, 91, 0.1);
  background: var(--color-white);
}

.core-form-input::placeholder {
  color: var(--text-muted);
}

.core-form-input.error {
  border-color: var(--color-error);
  background: rgba(154, 29, 49, 0.02);
}

.core-form-input.error:focus {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(154, 29, 49, 0.1);
}

/* ===== CHECKBOX Y REMEMBER ME ===== */
.core-checkbox-group {
  display: flex;
  align-items: center;
  margin: var(--space-5) 0;
}

.core-checkbox {
  width: 18px;
  height: 18px;
  margin-right: var(--space-3);
  accent-color: var(--color-navy);
  cursor: pointer;
}

.core-checkbox-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

/* ===== BOTONES ===== */
.core-btn-primary {
  width: 100%;
  background: var(--color-navy);
  color: var(--color-white);
  border: 2px solid var(--color-navy);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.core-btn-primary:hover {
  background: var(--color-burgundy);
  border-color: var(--color-burgundy);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.core-btn-primary:active {
  transform: translateY(0);
}

.core-btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(7, 41, 91, 0.2);
}

.core-btn-primary:disabled {
  background: var(--text-muted);
  border-color: var(--text-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ===== FORGOT PASSWORD LINK ===== */
.core-forgot-link {
  display: block;
  text-align: center;
  margin-top: var(--space-6);
  color: var(--color-navy);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: all var(--duration-fast) var(--ease-out);
}

.core-forgot-link:hover {
  color: var(--color-burgundy);
  text-decoration: underline;
}

/* ===== ALERTS Y MENSAJES ===== */
.core-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-bottom: var(--space-5);
  border-left: 4px solid;
}

.core-alert-error {
  background: rgba(154, 29, 49, 0.05);
  border-color: var(--color-error);
  color: var(--color-error);
}

.core-alert-success {
  background: rgba(34, 197, 94, 0.05);
  border-color: var(--color-success);
  color: var(--color-success);
}

.core-alert-info {
  background: rgba(7, 41, 91, 0.05);
  border-color: var(--color-info);
  color: var(--color-info);
}

/* ===== LOADING STATE ===== */
.core-btn-loading {
  pointer-events: none;
  position: relative;
}

.core-btn-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin-left: -10px;
  margin-top: -10px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: var(--radius-full);
  animation: core-spin 1s linear infinite;
}

@keyframes core-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* ===== FOOTER DE LOGIN ===== */
.core-login-footer {
  text-align: center;
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-light);
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.core-login-footer a {
  color: var(--color-navy);
  text-decoration: none;
  font-weight: var(--font-medium);
}

.core-login-footer a:hover {
  color: var(--color-burgundy);
  text-decoration: underline;
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 640px) {
  .core-login-title {
    font-size: var(--text-2xl);
  }
  
  .core-login-subtitle {
    font-size: var(--text-sm);
  }
  
  .core-form-input {
    padding: var(--space-3);
  }
}

/* ===== FORGOT PASSWORD & RESET PAGES ===== */
.core-auth-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-burgundy) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.core-auth-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 420px;
}

.core-auth-back-link {
  display: inline-flex;
  align-items: center;
  color: var(--color-navy);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  margin-bottom: var(--space-6);
  transition: all var(--duration-fast) var(--ease-out);
}

.core-auth-back-link:hover {
  color: var(--color-burgundy);
}

.core-auth-back-link i {
  margin-right: var(--space-2);
}

/* ===== VALIDATION STATES ===== */
.core-form-group.has-error .core-form-label {
  color: var(--color-error);
}

.core-form-error {
  color: var(--color-error);
  font-size: var(--text-xs);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
}

.core-form-error i {
  margin-right: var(--space-1);
}