/**
 * Login Page Styles
 * 피그마 디자인 기반 로그인 페이지 스타일
 * Foundation CSS 변수 활용
 */

/* Login Page */
.login-page {
  min-height: calc(100vh - 68px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl) 0;
  background: var(--color-bg-primary);
}

/* Login Container */
.login-container {
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-container-md);
}

/* Header Section */
.login-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.login-title {
  font-family: var(--title-1-font-family);
  font-size: var(--title-1-font-size);
  font-weight: var(--title-1-font-weight);
  line-height: var(--title-1-line-height);
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-md);
}

.login-subtitle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  font-family: var(--body-2-font-family);
  font-size: var(--body-2-font-size);
  font-weight: var(--body-2-font-weight);
  line-height: var(--body-2-line-height);
  color: var(--color-text-primary);
}

.login-subtitle__link {
  color: var(--color-text-primary);
  text-decoration: none;
  cursor: pointer;
}

.login-subtitle__link:hover {
  text-decoration: underline;
}

/* Input Fields */
.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.input-field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.input-label {
  font-family: var(--label-m-font-family);
  font-size: var(--label-m-font-size);
  font-weight: var(--label-m-font-weight);
  line-height: var(--label-m-line-height);
  color: var(--color-text-secondary);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  height: 44px;
  transition: border-color 0.2s ease;
}

.input-wrapper:focus-within {
  border-color: var(--color-primary);
  outline: none;
}

.input-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.input-field input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--body-2-font-family);
  font-size: var(--body-2-font-size);
  font-weight: var(--body-2-font-weight);
  line-height: var(--body-2-line-height);
  color: var(--color-text-primary);
  padding: 0 var(--spacing-sm);
}

.input-field input::placeholder {
  color: var(--color-text-tertiary);
}

.input-toggle {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
  border: none;
  background: transparent;
  padding: 0;
}

.input-helper {
  font-family: var(--caption-s-font-family);
  font-size: var(--caption-s-font-size);
  font-weight: var(--caption-s-font-weight);
  line-height: var(--caption-s-line-height);
  color: var(--color-text-footer-quaternary);
  margin-top: var(--spacing-xs);
}

/* Options Row */
.login-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: var(--spacing-md) 0;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.checkbox-input {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: transparent;
  position: relative;
  flex-shrink: 0;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  transition: all 0.2s ease;
}

.checkbox-input:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox-input:checked::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M13.3333 4L6 11.3333L2.66667 8' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.checkbox-label {
  font-family: var(--label-m-font-family);
  font-size: var(--label-m-font-size);
  font-weight: var(--label-m-font-weight);
  line-height: var(--label-m-line-height);
  color: var(--color-text-secondary);
  user-select: none;
}

.forgot-password {
  font-family: var(--label-m-font-family);
  font-size: var(--label-m-font-size);
  font-weight: var(--label-m-font-weight);
  line-height: var(--label-m-line-height);
  color: var(--color-text-primary);
  text-decoration: none;
  cursor: pointer;
}

.forgot-password:hover {
  text-decoration: underline;
}

/* Login Button */
.login-button {
  width: 100%;
  height: 56px;
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--button-2-font-family);
  font-size: var(--button-2-font-size);
  font-weight: var(--button-2-font-weight);
  line-height: var(--button-2-line-height);
  cursor: pointer;
  transition: background-color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.login-button:hover {
  background: var(--color-primary-dark);
}

.login-button:active {
  opacity: var(--opacity-pressed);
}

/* Divider */
.login-divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-2xl) 0;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.divider-text {
  font-family: var(--caption-m-font-family);
  font-size: var(--caption-m-font-size);
  font-weight: var(--caption-m-font-weight);
  line-height: var(--caption-m-line-height);
  color: var(--color-text-footer-quaternary);
  padding: 0 var(--spacing-sm);
  background: var(--color-bg-primary);
}

/* Social Login (Figma: icon left, title centered) */
.social-login {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

.social-button {
  width: 100%;
  height: 56px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 16px;
  text-decoration: none;
  font-family: var(--font-family-primary), var(--font-family-fallback);
  font-size: 18px;
  font-weight: 700;
  line-height: 24px;
  color: #17191a;
  text-align: center;
}

.social-button__icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  justify-self: start;
}

.social-button__icon img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  display: block;
}

.social-button__text {
  white-space: nowrap;
}

/* Kakao: #fae100 (Figma) */
.social-button--kakao {
  background: #fae100;
  border-color: #fae100;
  color: #17191a;
}

.social-button--kakao:hover {
  background: #f5d800;
  border-color: #f5d800;
}

/* Google: #ffffff, stroke #e8eef2 (Figma) */
.social-button--google {
  background: #ffffff;
  border-color: #e8eef2;
  color: #17191a;
}

.social-button--google:hover {
  border-color: #d0d7de;
  background: var(--color-bg-secondary, #f6f8fa);
}

/* Sign Up Link */
.signup-button {
  width: 100%;
  height: 56px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  font-family: var(--button-2-font-family);
  font-size: var(--button-2-font-size);
  font-weight: var(--button-2-font-weight);
  line-height: var(--button-2-line-height);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  text-decoration: none;
}

.signup-button:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* Mobile Header */
.login-mobile-header {
  display: none;
  height: 60px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-primary);
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-container-md);
}

.login-mobile-header__button {
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-primary);
  transition: background-color 0.2s ease;
}

.login-mobile-header__button:hover {
  background: var(--color-bg-secondary);
}

.login-mobile-header__logo {
  height: 20px;
  display: flex;
  align-items: center;
}

/* Responsive */
@media (max-width: 640px) {
  .login-page {
    min-height: calc(100vh - 60px);
    padding: var(--spacing-md) 0;
    align-items: flex-start;
  }

  .login-container {
    max-width: 100%;
    padding: var(--spacing-lg) var(--spacing-container-sm);
  }

  .login-mobile-header {
    display: flex;
  }

  .login-header {
    margin-bottom: var(--spacing-2xl);
  }

  .login-title {
    font-size: 24px;
    line-height: 33.6px;
    margin-bottom: var(--spacing-sm);
  }

  .login-subtitle {
    font-size: 12px;
    line-height: 20px;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }

  .input-label {
    font-size: 12px;
  }

  .input-field input {
    font-size: 12px;
  }

  .input-helper {
    font-size: 11px;
    line-height: 16px;
  }

  .checkbox-label,
  .forgot-password {
    font-size: 14px;
  }

  .login-button,
  .social-button,
  .signup-button {
    font-size: 16px;
    height: 56px;
  }

  .login-options {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }
}

@media (min-width: 641px) {
  .login-container {
    padding: var(--spacing-3xl) var(--spacing-container-md);
  }
}