/* ログインの画面（login.html。docs/cloud/auth_and_roles.md §2.8・§2.8.1a）と、設定タブのアカウントの欄（§2.8.7a）。
 * 色は五行喜学のカラーテーマの変数（css/variables.css の --color-*）を使う。変数が読めないときのために既定のテーマの色を添える */
.auth-page {
    margin: 0;
    background: var(--color-bg-page, #FAF8F6);
    color: var(--color-text, #333);
    font-family: system-ui, sans-serif;
    line-height: 1.8;
}
.auth-wrap { max-width: 30rem; margin: 0 auto; padding: 3rem 1rem; box-sizing: border-box; }
.auth-brand { font-size: 1.3rem; margin: 0 0 1.2rem; letter-spacing: 0.05em; color: var(--color-heading, #561912); }

#auth-screens [hidden], #auth-screens[hidden] { display: none !important; }
#auth-screens section {
    background: var(--color-bg-card, #fff);
    border: 1px solid var(--color-border, #E5D5D0);
    border-radius: 8px;
    padding: 1.5rem 1.25rem;
}
#auth-screens h2 { font-size: 1.1rem; margin: 0 0 0.8rem; color: var(--color-heading, #561912); }
#auth-screens .auth-lead { color: var(--color-text-secondary, #666); margin: 0 0 1rem; font-size: 0.93rem; }
#auth-screens .auth-note { color: var(--color-text-secondary, #666); font-size: 0.85rem; margin: 0.5rem 0 0; text-align: center; }

#auth-screens .auth-form { display: flex; flex-direction: column; gap: 0.35rem; }
#auth-screens label { font-size: 0.9rem; color: var(--color-text-muted, #555); margin-top: 0.4rem; }
#auth-screens input[type="email"], #auth-screens input[type="password"] {
    font: inherit; font-size: 1rem; /* 16px 未満だと iOS で拡大される */
    width: 100%; box-sizing: border-box;
    padding: 0.55rem 0.7rem; border: 1px solid var(--color-border, #E5D5D0); border-radius: 5px;
    background: var(--color-bg-card, #fff); color: inherit;
}
#auth-screens input:focus { outline: 2px solid var(--color-primary, #A6140E); outline-offset: 1px; border-color: var(--color-primary, #A6140E); }

#auth-screens button {
    font: inherit; padding: 0.6rem 1.1rem; border: 1px solid var(--color-primary, #A6140E); border-radius: 5px;
    background: var(--color-primary, #A6140E); color: var(--color-on-primary, #fff); cursor: pointer; width: 100%;
}
#auth-screens .auth-form button { margin-top: 0.9rem; }
/* パスキーでログイン（主の操作）。大きく、先頭に置く */
#auth-screens button.auth-primary { padding: 0.9rem 1.1rem; font-size: 1.05rem; font-weight: 600; }
#auth-screens button.auth-secondary { background: var(--color-bg-card, #fff); color: var(--color-primary, #A6140E); }
/* パスワードでログインする・別の方法でログイン（おまけ）。文字だけの控えめな見た目 */
#auth-screens .auth-link-button {
    display: block; width: auto; margin: 1rem auto 0; text-align: center; padding: 0.2rem 0.4rem; border: 0;
    background: transparent; color: var(--color-link, #A6140E); font-size: 0.9rem; text-decoration: underline; cursor: pointer;
}
#auth-screens button:hover { filter: brightness(1.06); }
#auth-screens button:disabled { opacity: 0.6; cursor: wait; }
#auth-screens #login-form { margin-top: 0.6rem; border-top: 1px solid var(--color-border, #E5D5D0); padding-top: 0.6rem; }

#auth-screens .auth-or { text-align: center; color: var(--color-text-secondary, #666); font-size: 0.85rem; margin: 0.9rem 0 0.5rem; }
#auth-screens .auth-actions { display: flex; flex-direction: column; gap: 0.6rem; }
#auth-screens .auth-links { list-style: none; padding: 0; margin: 1.2rem 0 0; font-size: 0.9rem; }
#auth-screens .auth-links li + li { margin-top: 0.3rem; }
#auth-screens a { color: var(--color-link, #A6140E); }
/* ログインできない場合のヘルプ。症状ごとに開く */
#auth-screens .auth-help { border-top: 1px solid var(--color-border, #E5D5D0); padding: 0.6rem 0; }
#auth-screens .auth-help:last-of-type { border-bottom: 1px solid var(--color-border, #E5D5D0); }
#auth-screens .auth-help > summary { cursor: pointer; font-weight: 600; font-size: 0.95rem; }
#auth-screens .auth-help ul { margin: 0.5rem 0 0.2rem; padding-left: 1.2rem; font-size: 0.88rem; line-height: 1.7; }
#auth-screens .auth-help li + li { margin-top: 0.35rem; }
#auth-screens .auth-turnstile-slot:empty { display: none; }
#auth-turnstile { margin-top: 0.6rem; }

.auth-wrap .auth-msg { margin: 1rem 0 0; max-width: none; }
.auth-msg { margin: 0.5rem auto 0; max-width: 52rem; color: var(--color-text-secondary, #666); }
.auth-msg:empty { display: none; }
.auth-msg--error { color: var(--color-danger, #c0392b); }
.auth-msg--ok { color: var(--color-success, #27ae60); }
.auth-msg--warn { color: var(--color-warning, #ff9800); }

/* ログインの画面の下の、案内と法務のページへのリンク（billing.md §11.1） */
.auth-footer { margin-top: 2rem; font-size: 0.85rem; }
.auth-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 0.2rem 1rem; }
.auth-footer a { color: var(--color-link, #A6140E); }

/* メールを送った後の枠（入力欄と入れ替える） */
.auth-sent { border: 1px solid var(--color-border, #E5D5D0); background: var(--color-bg-info, #F5EDEC); border-radius: 8px; padding: 1.1rem 1.2rem; margin: .5rem 0 1rem; }
.auth-sent[hidden] { display: none !important; }
.auth-sent-title { font-size: 1.15rem; font-weight: 700; margin: 0 0 .4rem; color: var(--color-heading, #561912); }
.auth-sent-to { margin: 0 0 .6rem; }
.auth-sent-to strong { word-break: break-all; }
.auth-sent p { margin: 0 0 .6rem; line-height: 1.8; }
.auth-sent button { margin-top: .3rem; }

/* 設定タブのアカウントの欄（§2.8.7a） */
.account-section { border: 1px solid var(--color-border, #E5D5D0); border-radius: 8px; padding: 1rem 1.2rem; margin: .5rem 0 1.5rem; background: var(--color-bg-card, #fff); }
.account-section > summary { cursor: pointer; margin: 0; font-size: 1.1rem; font-weight: 600; color: var(--color-heading, #561912); list-style-position: inside; }
.account-section > summary::-webkit-details-marker { color: var(--color-text-secondary, #666); }
.account-section[open] > summary { margin-bottom: .8rem; }
.account-section h4 { margin: 0 0 .5rem; font-size: 1rem; }
.account-line { margin: 0 0 .5rem; word-break: break-all; }
.account-block { border-top: 1px solid var(--color-border, #E5D5D0); padding-top: .9rem; margin-top: .9rem; }
.account-form { display: flex; flex-direction: column; gap: .4rem; max-width: 26rem; }
.account-form input { font: inherit; padding: .5rem .6rem; border: 1px solid var(--color-border, #E5D5D0); border-radius: 6px; }
.account-section button { font: inherit; padding: .55rem 1rem; border-radius: 6px; border: 0; background: var(--color-primary, #A6140E); color: var(--color-on-primary, #fff); cursor: pointer; align-self: flex-start; }
.account-section button.secondary { background: var(--color-bg-card, #fff); color: var(--color-primary, #A6140E); border: 1px solid var(--color-border, #E5D5D0); }
.account-section button:disabled { opacity: .6; cursor: default; }
.account-note { color: var(--color-text-secondary, #666); font-size: .9em; margin: .2rem 0 .5rem; }
.account-passkey-list { list-style: none; padding: 0; margin: 0 0 .6rem; }
.account-passkey-list li { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem; padding: .45rem 0; border-bottom: 1px dashed var(--color-border, #E5D5D0); }
.account-passkey-label { word-break: break-all; }
.account-msg { min-height: 1.2em; margin: .2rem 0; }
.account-msg--ok { color: var(--color-success, #27ae60); }
.account-msg--error { color: var(--color-danger, #c0392b); }
.account-section [hidden] { display: none !important; }
.account-legal-links { margin: 0; padding-left: 1.2em; }