/* ========================================
   AUTH PAGES - Minimalist Centered Layout
   ======================================== */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: 2rem;
}

.auth-container {
  width: 100%;
  max-width: 400px;
}

.auth-card {
  width: 100%;
}

/* ========================================
   LOGO
   ======================================== */

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

.auth-logo-img {
  height: 36px;
  width: auto;
}

/* ========================================
   TITLE & SUBTITLE
   ======================================== */

.auth-title {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
  font-weight: 700;
  color: #1a1a1a;
  text-align: center;
  letter-spacing: -0.03em;
}

.auth-subtitle {
  margin: 0 0 2rem;
  font-size: 0.95rem;
  color: #6b7280;
  text-align: center;
}

/* ========================================
   FORM STYLES
   ======================================== */

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.auth-form label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
}

.auth-form input {
  padding: 0.875rem 1rem;
  border-radius: 16px;
  border: 1px solid #ccd3db;
  font-size: 1rem;
  background: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  color: #111827;
}

.auth-form input::placeholder {
  color: #9ca3af;
}

.auth-form input:hover {
  border-color: #5D6C7B;
}

.auth-form input:focus {
  outline: none;
  border-color: #5D6C7B;
}

/* ========================================
   SUBMIT BUTTON
   ======================================== */

.auth-btn {
  margin-top: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: 22px;
  background: #2B8FFF;
  color: #ffffff;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}

.auth-btn:hover {
  background: #1A7FEF;
}

.auth-btn:active {
  transform: scale(0.98);
}

/* ========================================
   ERROR MESSAGE
   ======================================== */

.auth-error {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: #dc2626;
  text-align: center;
}

.auth-error:empty {
  display: none;
}

/* ========================================
   PASSWORD HINT
   ======================================== */

.auth-hint {
  font-size: 0.75rem;
  color: #9ca3af;
  font-weight: 400;
  margin-top: 0.25rem;
}

/* ========================================
   AGREEMENT TEXT
   ======================================== */

.auth-agreement {
  margin-top: 1.25rem;
  font-size: 0.75rem;
  color: #9ca3af;
  text-align: center;
  line-height: 1.5;
}

.auth-agreement a {
  color: #2B8FFF;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.auth-agreement a:hover {
  color: #1A7FEF;
  text-decoration: underline;
}

/* ========================================
   DIVIDER
   ======================================== */

.auth-divider {
  margin: 1.5rem 0;
  height: 1px;
  background: #f0f0f0;
}

/* ========================================
   SWITCH LINK
   ======================================== */

.auth-switch {
  margin: 0;
  font-size: 0.9rem;
  color: #6b7280;
  text-align: center;
}

.auth-switch a {
  color: #2B8FFF;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}

.auth-switch a:hover {
  color: #1A7FEF;
  text-decoration: underline;
}

/* ========================================
   TAGLINE (Meta-style)
   ======================================== */

.auth-tagline {
  margin-top: 2.5rem;
  font-size: 0.875rem;
  color: #6b7280;
  text-align: center;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.01em;
  line-height: 1.5;
}

/* ========================================
   USERNAME INPUT WITH REFRESH BUTTON
   ======================================== */

.username-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.username-input-wrapper input {
  flex: 1;
  padding-right: 2.5rem;
}

.username-refresh-btn {
  position: absolute;
  right: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: background 0.2s ease;
}

.username-refresh-btn:hover {
  background: #f3f4f6;
}

.username-refresh-btn img {
  width: 18px;
  height: 18px;
  opacity: 0.5;
}

.username-refresh-btn:hover img {
  opacity: 0.8;
}

/* ========================================
   RESPONSIVE - Мобильная адаптация
   ======================================== */

@media (max-width: 480px) {
  .auth-page {
    /* Прижимаем контент к верху, чтобы при открытии клавиатуры карточка не уезжала */
    align-items: flex-start;
    padding: 3rem 1.25rem 1.5rem;
    /* Гарантируем что страница не зумится при фокусе на input */
    min-height: 100dvh;
    overflow-y: auto;
  }

  .auth-container {
    max-width: 100%;
  }

  .auth-card {
    /* Добавляем возможность сдвига вверх при необходимости */
    transition: transform 0.3s ease;
  }

  .auth-logo {
    margin-bottom: 1.5rem;
  }

  .auth-logo-img {
    height: 32px;
  }

  .auth-title {
    font-size: 1.5rem;
    margin-bottom: 0.375rem;
  }

  .auth-subtitle {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
  }

  .auth-form {
    gap: 1rem;
  }

  .auth-form label {
    gap: 0.375rem;
    font-size: 0.813rem;
  }

  .auth-form input {
    /* Размер шрифта 16px предотвращает автоматический зум на iOS */
    font-size: 16px;
    padding: 0.75rem 0.875rem;
    border-radius: 12px;
  }

  .auth-btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.938rem;
    border-radius: 18px;
    margin-top: 0.25rem;
  }

  .auth-divider {
    margin: 1.25rem 0;
  }

  .auth-switch {
    font-size: 0.85rem;
  }

  .auth-tagline {
    margin-top: 2rem;
    font-size: 0.813rem;
  }

  .auth-hint {
    font-size: 0.688rem;
  }

  .auth-agreement {
    margin-top: 1rem;
    font-size: 0.688rem;
  }

  /* Username refresh button на мобильных */
  .username-refresh-btn {
    width: 28px;
    height: 28px;
  }

  .username-refresh-btn img {
    width: 16px;
    height: 16px;
  }
}

/* Дополнительные стили для очень маленьких экранов */
@media (max-width: 360px) {
  .auth-page {
    padding: 2rem 1rem 1rem;
  }

  .auth-title {
    font-size: 1.375rem;
  }

  .auth-form input {
    padding: 0.625rem 0.75rem;
  }

  .auth-btn {
    padding: 0.625rem 1rem;
  }
}

/* Улучшение поведения при открытой виртуальной клавиатуре */
@media (max-height: 600px) and (max-width: 480px) {
  .auth-page {
    padding-top: 1.5rem;
  }

  .auth-logo {
    margin-bottom: 1rem;
  }

  .auth-logo-img {
    height: 28px;
  }

  .auth-title {
    font-size: 1.25rem;
  }

  .auth-subtitle {
    margin-bottom: 1rem;
  }

  .auth-tagline {
    display: none;
  }
}