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

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* Layout principal de dos columnas */
.login-layout {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 420px 1fr;
  font-family: sans-serif;
}

/* Sidebar izquierdo */
.login-sidebar {
  background: linear-gradient(
    55deg,
    rgb(218, 81, 81) 8%,
    rgba(252, 176, 69, 1) 40%,
    rgba(252, 176, 69, 1) 43%
  );
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px;
  position: relative;
}

.sidebar-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.sidebar-logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.company-name {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

.company-subtitle {
  opacity: 0.9;
  font-size: 16px;
}

.sidebar-description {
  opacity: 0.9;
  font-size: 16px;
  line-height: 1.5;
}

.btn-manual {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 10 !important;
}

.btn-manual:hover {
  background-color: rgba(255,255,255,0.35) !important;
  border-color: rgba(255,255,255,0.5) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2) !important;
}

/* Asegurar que el botón sea visible en todos los tamaños */
@media (max-width: 768px) {
  .btn-manual {
    width: 100% !important;
    max-width: 280px !important;
    margin: 0 auto !important;
  }
}

/* Área principal del formulario */
.login-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: #f8f9fa;
}

.login-form-container {
  width: clamp(300px, 90vw, 360px);
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  padding: 24px;
}

.login-title {
  margin-bottom: 16px;
  color: #1a1a1a;
  font-size: 24px;
  font-weight: 600;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: #333;
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 14px;
  transition: border-color 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: #da5151;
  box-shadow: 0 0 0 2px rgba(218, 81, 81, 0.1);
}

.password-container {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  user-select: none;
  font-size: 18px;
  color: #333;
  display: none;
}

.password-container:hover .password-toggle,
.password-container:focus-within .password-toggle {
  display: inline;
}

.login-btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: linear-gradient(
    15deg,
    #880088,
    #aa2068,
    #cc3f47,
    #de6f3d,
    #f09f33,
    #de6f3d,
    #cc3f47,
    #aa2068,
    #880088
  );
  background-size: 300%;
  background-position: left center;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-shadow: 2px 2px 3px rgba(136, 0, 136, 0.5);
}

.login-btn:hover {
  background-size: 320%;
  background-position: right center;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.error-msg {
  color: #c0392b;
  font-size: 14px;
  text-align: center;
  font-weight: 500;
  margin-top: 8px;
}

/* ===== RESPONSIVE DESIGN MEJORADO ===== */

/* Tablet horizontal (769px - 1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
  .login-layout {
    grid-template-columns: 320px 1fr;
  }

  .login-sidebar {
    padding: 24px;
  }

  .company-name {
    font-size: 19px;
  }

  .company-subtitle {
    font-size: 15px;
  }

  .sidebar-description {
    font-size: 15px;
  }

  .login-form-container {
    width: clamp(300px, 80vw, 340px);
  }
}

/* Tablet vertical (481px - 768px) */
@media (max-width: 768px) and (min-width: 481px) {
  .login-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    min-height: 100vh;
  }
  
  .login-sidebar {
    padding: 20px;
    text-align: center;
  }
  
  .logo-section {
    justify-content: center;
    flex-direction: column;
    gap: 8px;
  }
  
  .sidebar-logo {
    width: 56px;
    height: 56px;
  }
  
  .company-name {
    font-size: 18px;
  }
  
  .company-subtitle {
    font-size: 14px;
  }
  
  .sidebar-description {
    font-size: 14px;
  }
  
  .login-main {
    padding: 20px;
  }
  
  .login-form-container {
    width: min(100%, 420px);
    margin: 0 auto;
  }
}

/* Móvil grande (376px - 480px) */
@media (max-width: 480px) and (min-width: 376px) {
  .login-sidebar {
    padding: 16px;
  }
  
  .sidebar-logo {
    width: 48px;
    height: 48px;
  }
  
  .company-name {
    font-size: 16px;
  }
  
  .company-subtitle {
    font-size: 13px;
  }
  
  .sidebar-description {
    font-size: 13px;
  }
  
  .login-form-container {
    padding: 16px;
  }
  
  .login-title {
    font-size: 20px;
  }
  
  .form-input {
    padding: 10px 12px;
    font-size: 14px;
  }
  
  .login-btn {
    padding: 12px;
  }
}

/* Móvil pequeño (≤375px) */
@media (max-width: 375px) {
  .login-sidebar {
    padding: 12px;
  }
  
  .sidebar-logo {
    width: 44px;
    height: 44px;
  }
  
  .company-name {
    font-size: 15px;
  }
  
  .company-subtitle {
    font-size: 12px;
  }
  
  .sidebar-description {
    font-size: 12px;
  }
  
  .login-main {
    padding: 12px;
  }
  
  .login-form-container {
    padding: 12px;
  }
  
  .login-title {
    font-size: 18px;
    margin-bottom: 12px;
  }
  
  .form-input {
    padding: 8px 10px;
    font-size: 13px;
  }
  
  .login-btn {
    padding: 10px;
    font-size: 14px;
  }
  
  .form-group {
    gap: 3px;
  }
  
  .login-form {
    gap: 12px;
  }
}

/* Pantallas muy pequeñas (≤320px) */
@media (max-width: 320px) {
  .login-sidebar {
    padding: 8px;
  }
  
  .sidebar-logo {
    width: 40px;
    height: 40px;
  }
  
  .company-name {
    font-size: 14px;
  }
  
  .company-subtitle {
    font-size: 11px;
  }
  
  .sidebar-description {
    font-size: 11px;
  }
  
  .login-main {
    padding: 8px;
  }
  
  .login-form-container {
    padding: 10px;
  }
  
  .login-title {
    font-size: 16px;
  }
  
  .form-input {
    padding: 6px 8px;
    font-size: 12px;
  }
  
  .login-btn {
    padding: 8px;
    font-size: 13px;
  }
}

/* Animaciones suaves */
.login-form-container {
  animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.sidebar-content {
  animation: fadeInLeft 0.6s ease-out;
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}