/* login-screen.css - ログイン画面のスタイル */

.login-screen-container {
    display: flex;
    min-height: 100vh;
    background-color: var(--gray-50);
}

/* ブランディングエリア */
.login-screen-brand {
    flex: 1;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: white;
}

.login-brand-content {
    max-width: 700px;
}

.login-brand-logo {
    height: 64px;
    margin-bottom: 1.5rem;
}

.login-brand-title {
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
}

.login-brand-tagline {
    font-size: 1.25rem;
    margin: 0 0 3rem 0;
    opacity: 0.95;
    line-height: 1.7;
}

.login-brand-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.login-feature-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.login-feature-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.login-feature-text h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
}

.login-feature-text p {
    font-size: 1rem;
    margin: 0;
    opacity: 0.9;
    line-height: 1.6;
}

/* ログインフォームエリア */
.login-screen-form {
    width: 540px;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    flex-shrink: 0;
}

.login-form-container {
    width: 100%;
    max-width: 420px;
}

.login-form-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.5rem 0;
}

.login-form-description {
    font-size: 1rem;
    color: var(--gray-600);
    margin: 0 0 2rem 0;
}

/* ユーザータイプ選択 */
.login-user-type {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 2rem;
}

/* radioボタンを非表示 */
.login-user-type input[type="radio"] {
    display: none;
}

.login-type-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    background-color: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-duration) ease;
}

.login-type-button:hover {
    background-color: var(--gray-100);
    border-color: var(--gray-300);
}

/* チェックされたradioに対応するlabel */
.login-user-type input[type="radio"]:checked + .login-type-button {
    background-color: var(--primary-50);
    border-color: var(--primary-500);
    color: var(--primary-700);
}

.login-type-button svg {
    flex-shrink: 0;
}

/* フォーム */
.login-form {
    margin-bottom: 2rem;
}

.login-form-group {
    margin-bottom: 1.25rem;
}

.login-form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.login-form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 1rem;
    color: var(--gray-900);
    transition: all var(--transition-duration) ease;
}

.login-form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.login-form-input::placeholder {
    color: var(--gray-500);
}

/* フォームオプション */
.login-form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.login-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-700);
    cursor: pointer;
}

.login-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.login-forgot-link {
    font-size: 0.875rem;
    color: var(--primary-600);
    text-decoration: none;
    font-weight: 500;
}

.login-forgot-link:hover {
    text-decoration: underline;
}

/* 送信ボタン */
.login-submit-button {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-duration) ease;
    box-shadow: 0 4px 12px rgba(7, 136, 163, 0.3);
}

.login-submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(7, 136, 163, 0.4);
}

.login-submit-button:active {
    transform: translateY(0);
}

/* 区切り線 */
.login-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 2rem 0;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--gray-300);
}

.login-divider span {
    padding: 0 1rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* ソーシャルログイン */
.login-social-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.login-social-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background-color: white;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-duration) ease;
}

.login-social-button:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
}

.login-social-button svg {
    flex-shrink: 0;
}

/* サインアップリンク */
.login-signup-link {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.login-signup-link a {
    color: var(--primary-600);
    text-decoration: none;
    font-weight: 600;
}

.login-signup-link a:hover {
    text-decoration: underline;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
    .login-screen-brand {
        display: none;
    }

    .login-screen-form {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .login-screen-form {
        padding: 2rem 1rem;
    }

    .login-form-container {
        max-width: 100%;
    }

    .login-form-title {
        font-size: 1.75rem;
    }

    .login-user-type {
        grid-template-columns: 1fr;
    }
}