/* 認証ページ共通スタイル */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700&display=swap');

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Sora', 'Segoe UI', sans-serif;
    color: #0f172a;
    background: radial-gradient(circle at top left, #dbeafe 0%, #eff6ff 40%, #eef2ff 100%);
    min-height: 100vh;
}

.page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

/* アラート */
.alert-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.alert {
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.5;
}

.alert-danger {
    background: #fee2e2;
    color: #991b1b;
}

.alert-success {
    background: #dcfce7;
    color: #166534;
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
}

.alert-info,
.alert-secondary {
    background: #e0f2fe;
    color: #1e3a8a;
}

/* フッター */
.card-footer {
    border-top: 1px solid #e2e8f0;
    text-align: center;
    font-size: 13px;
    color: #64748b;
}

.footer-link {
    color: #2563eb;
    font-weight: 600;
    text-decoration: underline;
}