/* Импорт централизованных переменных */
@import url("variables.css");

/* === Глобальные стили === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  min-height: 100vh;
  box-sizing: border-box;
}

/* === Центрующий контейнер === */
.flex-center {
  width: 100%;
  /* max-width: 600px; */
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  box-sizing: border-box;
}

/* === Заголовки === */
header {
  width: 100%;
  text-align: center;
  margin: 1.5rem 0;
}

h1 {
  color: var(--color-text-primary);
  font-size: 2rem;
  text-align: center;
}

h2 {
  color: var(--color-text-secondary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  text-align: center;
}

/* === Формы === */
.flex-center form {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  background: var(--color-bg-secondary);
  padding: 2rem;
  border-radius: var(--border-radius-medium);
  box-shadow: var(--shadow-medium);
  box-sizing: border-box;
}

/* === Метки полей === */
.flex-center label {
  width: 100%;
  max-width: 400px;
  text-align: left;
  font-size: 1rem;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

/* === Поля ввода === */
.flex-center .form_input,
.flex-center .form_type {
  width: 100%;
  max-width: 400px;
  height: 2.5em;
  padding: 0.75em;
  font-size: 16px; /* Предотвращает зум на iOS */
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-input);
  border-radius: var(--border-radius-medium);
  box-sizing: border-box;
  transition: border-color 0.2s, box-shadow 0.2s;
}

/* === Группа телефона === */
.phone-group {
  display: flex;
  width: 100%;
  max-width: 400px;
  gap: 0.5rem;
  align-items: stretch;
}

.phone-group select.form_type {
  flex: 0 0 160px;
  cursor: pointer;
  margin: 0;
  /* ensure inner text fully visible */
  padding-top: 0.25em;
  padding-bottom: 0.25em;
}

.phone-group .form_type {
  flex: 1;
  max-width: none;
  margin: 0;
}

.flex-center .form_input:focus,
.flex-center .form_type:focus {
  outline: none;
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-accent);
}

/* phone-group использует стандартные стили form_type */

/* === Кнопки === */
.flex-center > button,
.flex-center > input.button_form,
.flex-center .button_form {
    width: 100%;
    max-width: 400px;
    height: 48px;
    background: var(--color-accent-primary);
    border: 1px solid var(--color-accent-primary);
    border-radius: var(--border-radius-medium);
    color: var(--color-text-dark);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s, background-color 0.2s;
    text-align: center;
    text-decoration: none;
    box-sizing: border-box;
}

/* Глобальное применение той же кнопки — понадобится за пределами .flex-center */
.button_form,
button.button_form,
input.button_form {
    background: var(--color-accent-primary);
    border: 1px solid var(--color-accent-primary);
    border-radius: var(--border-radius-medium);
    color: var(--color-text-dark);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    transition: opacity 0.2s, background-color 0.2s;
    text-decoration: none;
    box-sizing: border-box;
}

.button_form:hover,
button.button_form:hover,
input.button_form:hover {
    opacity: 0.9;
    background: var(--color-accent-primary);
}

.button_form:active,
button.button_form:active,
input.button_form:active {
    opacity: 0.8;
    background: var(--color-accent-primary);
}

.button_form i {
  margin-right: 0.5em;
}

/* === Вторичные кнопки === */
.button_secondary {
  background: var(--color-bg-tertiary) !important;
  color: var(--color-text-primary) !important;
  border: 1px solid var(--color-border-primary) !important;
}

.button_secondary:hover {
  background: var(--color-bg-hover) !important;
}

/* === Ссылки === */
.auth-link {
  color: var(--color-accent-primary);
  text-decoration: none;
  margin-top: 1rem;
  transition: color 0.2s;
}

.auth-link:hover {
  color: var(--color-accent-primary);
  opacity: 0.8;
}

/* === Сообщения === */
.message {
  width: 100%;
  max-width: 400px;
  padding: 1rem;
  border-radius: var(--border-radius-medium);
  text-align: center;
  margin: 1rem 0;
}

.message.success {
  background: var(--color-accent-primary-alpha-10);
  color: var(--color-accent-primary);
  border: 1px solid var(--color-accent-primary-alpha-20);
}

.message.error {
  background: var(--color-accent-negative);
  color: var(--color-text-dark);
  border: 1px solid var(--color-accent-negative);
}

.message.warning {
  background: var(--color-accent-warning);
  color: var(--color-text-dark);
  border: 1px solid var(--color-accent-warning);
}

/* === Адаптивность === */
@media (max-width: 768px) {
  .flex-center {
    padding: 0 0.5rem;
  }
  
  .flex-center form {
    padding: 1.5rem;
  }
  
  h1 {
    font-size: 1.5rem;
  }
  
  h2 {
    font-size: 1.25rem;
  }
  
  .phone-group {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .phone-group select.form_type {
    flex: none;
    width: 100%;
  }
}

/* === Стили для Remember Me === */
.remember-me-container {
  width: 100%;
  margin: 1rem 0;
  display: flex;
  justify-content: center;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  user-select: none;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkbox-custom {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border-primary);
  border-radius: 3px;
  background: var(--color-bg-primary);
  position: relative;
  transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
  background: var(--color-accent-primary);
  border-color: var(--color-accent-primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
  content: "✓";
  position: absolute;
  top: -2px;
  left: 2px;
  color: white;
  font-size: 14px;
  font-weight: bold;
}

.checkbox-label:hover .checkbox-custom {
  border-color: var(--color-accent-primary);
}

@media (max-width: 768px) {
  .remember-me-container {
    margin: 0.75rem 0;
  }
  
  .checkbox-label {
    font-size: 0.85rem;
  }
  
  .checkbox-custom {
    width: 16px;
    height: 16px;
  }
}