/* static/css/auth.css */
body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #f8fafc;
  margin: 0;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
}

.auth-container {
  background: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  width: 100%;
  max-width: 400px;
}

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

.auth-header h1 {
  margin: 0;
  color: #1e293b;
  font-size: 1.8rem;
  transition: opacity 0.2s;
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: #475569;
  font-weight: 500;
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  font-size: 1rem;
  box-sizing: border-box;
  transition: border-color 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.btn-submit {
  width: 100%;
  padding: 0.75rem;
  background-color: #3b82f6;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-submit:hover {
  background-color: #2563eb;
}

.error-msg {
  background-color: #fef2f2;
  color: #ef4444;
  padding: 0.75rem;
  border-radius: 6px;
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  display: none; /* Скрыто по умолчанию, показывается JS или сервером */
}

.error-msg.visible {
  display: block;
}

.auth-switch {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: #64748b;
}

.auth-link {
  color: #3b82f6;
  text-decoration: none;
  font-weight: 500;
  cursor: pointer;
}

.auth-link:hover {
  text-decoration: underline;
}

.back-home {
  display: block;
  text-align: center;
  margin-top: 1rem;
  color: #64748b;
  text-decoration: none;
  font-size: 0.9rem;
}

/* Стили для ошибок валидации полей */
.form-input {
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
  border: 2px solid #e0e0e0;
}

.form-input:focus {
  outline: none;
  border-color: #4a90e2;
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* Состояние ошибки */
.form-input.input-error {
  border-color: #e74c3c;
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-input.input-error:focus {
  border-color: #e74c3c;
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

/* Контейнер для текста ошибки */
.field-error {
  min-height: 20px;
  margin-top: 4px;
  font-size: 0.85rem;
  color: #e74c3c;
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transform: translateY(-5px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.field-error.visible {
  opacity: 1;
  transform: translateY(0);
}

.field-error::before {
  content: "️";
  font-size: 0.9rem;
}

/* Анимация появления ошибки */
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}

.form-input.input-error {
  animation: shake 0.4s ease;
}

/* Стили для ошибок валидации полей */
.form-input {
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
  border: 2px solid #e0e0e0;
}

.form-input:focus {
  outline: none;
  border-color: #4a90e2;
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* Состояние ошибки */
.form-input.input-error {
  border-color: #e74c3c;
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-input.input-error:focus {
  border-color: #e74c3c;
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

/* Контейнер для текста ошибки - БЕЗ min-height */
.field-error {
  margin-top: 4px;
  font-size: 0.85rem;
  color: #e74c3c;
  display: none;
  align-items: center;
  gap: 4px;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition:
    opacity 0.3s ease,
    max-height 0.3s ease,
    margin 0.3s ease;
}

.field-error.visible {
  display: flex;
  opacity: 1;
  max-height: 30px;
  margin-bottom: 8px;
}

.field-error::before {
  content: "⚠️";
  font-size: 0.9rem;
}

/* Анимация появления ошибки */
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}

.form-input.input-error {
  animation: shake 0.4s ease;
}

/* Уменьшаем отступы между полями */
.form-group {
  margin-bottom: 16px;
}

.form-group:last-of-type {
  margin-bottom: 24px;
}

/* Flash сообщения */
.flash-message {
  padding: 12px 16px;
  margin-bottom: 20px;
  border-radius: 8px;
  font-size: 0.95rem;
  text-align: center;
  animation: slideDown 0.3s ease;
}

.flash-error {
  background-color: #fee;
  color: #e74c3c;
  border: 1px solid #f5c6cb;
}

.flash-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

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