.auth-screen{min-height:100vh;display:grid;place-items:center;padding:28px 16px;background:var(--bg)}.auth-panel{width:min(100%,470px);padding:32px}.auth-panel h1{font-size:29px}.auth-panel .field,.auth-panel .check,#account-content .field,#admin-content .field{margin-bottom:16px}.auth-panel .btn.wide{width:100%;margin-top:18px}.auth-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.recovery-code{font-family:monospace;overflow-wrap:anywhere;padding:18px;background:var(--bg);border:1px solid var(--line);border-radius:10px;font-size:16px;user-select:all}.admin-user{padding:16px 0;border-bottom:1px solid var(--line)}.admin-user summary{cursor:pointer;font-weight:600;overflow-wrap:anywhere}.admin-user-form{padding-top:12px}#account-content small{font-size:11px;display:block}#account-content .deleted-row span{overflow-wrap:anywhere;min-width:0}#admin-content .field input,#account-content .field input{min-width:0}.account-nav{margin-top:8px}@media(max-width:600px){.auth-panel{padding:22px}.auth-panel h1{font-size:26px}.auth-links{gap:5px}.admin-user-form .form-grid{grid-template-columns:1fr}}
.sidebar{overflow-y:auto}@media(max-width:650px){.sidebar{overflow:visible}body:has(.nav [data-page="account"]) .main{padding-bottom:calc(175px + env(safe-area-inset-bottom))}body:has(.nav [data-page="account"]) #toast{bottom:calc(175px + env(safe-area-inset-bottom))}}

/* AI settings: generous field rhythm, clear groups, and comfortable mobile targets. */
.ai-settings{max-width:1060px;margin-inline:auto;min-width:0}
.ai-settings .panel{padding:30px;margin-bottom:24px;border-radius:16px;min-width:0}
.ai-settings .panel h2{font-size:20px;line-height:1.5;margin:0 0 8px}
.ai-section-label{font-size:10px;letter-spacing:1.8px;color:var(--muted);margin:0 0 10px;line-height:1.5}
.ai-settings .section-row{align-items:flex-start;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.ai-settings .subtitle{margin:0;line-height:1.9}
.ai-settings .form-grid{gap:24px 28px;grid-template-columns:repeat(2,minmax(0,1fr))}
.ai-settings .field{gap:10px;line-height:1.6;min-width:0;font-size:13px;margin:0}
.ai-settings .field input,.ai-settings .field select{min-height:46px;padding:11px 13px;border-radius:9px}
.ai-settings .field small{font-size:12px;line-height:1.8}
.ai-settings .key-help{font-size:12px;line-height:1.9;margin:16px 0 0;overflow-wrap:anywhere}
.ai-settings .form-grid>.key-help{margin:0;padding:13px 16px;background:var(--bg);border-radius:9px}
.ai-settings .switch-row{padding:18px;margin:26px 0 0;border:1px solid var(--line);border-radius:10px;line-height:1.8;gap:12px;align-items:flex-start}
.ai-settings .switch-row input{width:18px;height:18px;flex-shrink:0;margin:2px 0 0}
.ai-settings .notice{line-height:1.9;margin:22px 0;padding:15px 18px;border-radius:0 9px 9px 0}
.ai-settings .settings-actions{gap:12px;flex-wrap:wrap;margin-top:24px}
.ai-settings .btn{min-height:44px;padding:11px 18px;white-space:normal;line-height:1.6}
.ai-settings #ai-test-status:empty{display:none}
.ai-settings .status,.ai-mode-badge{padding:8px 12px;background:var(--bg);border:1px solid var(--line);border-radius:30px;font-size:11px;line-height:1.6;max-width:100%;overflow-wrap:anywhere}
.ai-mode-badge{color:var(--green);white-space:nowrap}
.ai-inline-form{display:flex;gap:16px;align-items:flex-end;flex-wrap:wrap}
.ai-inline-form>.field{flex:1 1 260px}
.ai-inline-form>.btn{flex:0 0 auto}
.ai-platform-overview{display:grid;grid-template-columns:1fr 1fr;gap:24px;background:var(--bg);border:1px solid var(--line);border-radius:12px;margin-top:24px;padding:22px}
.ai-platform-overview>div{display:flex;flex-direction:column;gap:9px;min-width:0}
.ai-metric-label{color:var(--muted);font-size:12px}
.ai-platform-overview strong{font-size:14px;line-height:1.8;color:var(--green);overflow-wrap:anywhere}
.ai-platform-overview small{font-size:11px;color:var(--muted);line-height:1.8;overflow-wrap:anywhere}
.ai-settings .ai-invite-form{margin-top:24px;padding-top:24px;border-top:1px solid var(--line)}
.ai-settings .prompt-fold{margin-top:20px;padding:20px;border-radius:12px}
.ai-settings .prompt-fold>summary{align-items:center;line-height:1.7;gap:16px}
.ai-settings .prompt-fold>summary span{white-space:nowrap}
.ai-settings .prompt-fold[open]>summary{margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.ai-settings .prompt-fold textarea{padding:16px;line-height:1.9}
.ai-settings details:not(.prompt-fold){margin-top:24px;font-size:12px;line-height:1.9}
.ai-settings details>summary{cursor:pointer;color:var(--green)}
.ai-settings .ai-platform-details{padding-top:22px;border-top:1px solid var(--line)}
.ai-platform-details>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;line-height:1.8;list-style:none}
.ai-platform-details>summary::-webkit-details-marker{display:none}
.ai-platform-details>summary span{color:var(--muted);font-size:11px}
.ai-platform-details>summary span:after{content:' ＋';color:var(--green)}
.ai-platform-details[open]>summary span:after{content:' −'}
@media(max-width:650px){
  .ai-settings .panel{padding:23px 18px;margin-bottom:20px;border-radius:13px}
  .ai-settings .panel h2{font-size:19px}
  .ai-settings .section-row{gap:16px;margin-bottom:24px}
  .ai-settings .form-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .ai-settings .field input,.ai-settings .field select{font-size:16px;min-height:48px}
  .ai-settings .field small,.ai-settings .key-help{font-size:12px}
  .ai-settings .settings-actions{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}
  .ai-inline-form{gap:18px;align-items:stretch}
  .ai-inline-form>.field,.ai-inline-form>.btn{flex-basis:100%;width:100%}
  .ai-platform-overview{grid-template-columns:minmax(0,1fr);gap:20px;padding:18px}
  .ai-platform-overview>div+div{border-top:1px solid var(--line);padding-top:20px}
  .ai-settings .switch-row{padding:16px;font-size:13px}
  .ai-settings .prompt-fold{padding:16px}
  .ai-settings .prompt-fold>summary{align-items:flex-start;flex-wrap:wrap;gap:6px}
  .ai-settings .prompt-fold textarea{font-size:16px;padding:12px}
}