:root{font-family:"Segoe UI","Microsoft JhengHei","PingFang TC",sans-serif;font-size:15px;line-height:1.65;color-scheme:light;--bg:#faf9f6;--panel:#f0efeb;--elevated:#fffefa;--text:#2d302e;--muted:#677064;--line:#dedfd7;--accent:#465e4c;--accent-text:#fff;--hover:#e5e7df;--soft:#eff2ec;--danger:#a24937;--shadow:0 16px 60px #20282020}
:root[data-theme=dark]{color-scheme:dark;--bg:#000;--panel:#0a0a0a;--elevated:#161616;--text:#f5f5f5;--muted:#b3b3b3;--line:#383838;--accent:#f5f5f5;--accent-text:#0a0a0a;--hover:#262626;--soft:#1c1c1c;--danger:#ffb4a5;--shadow:0 20px 60px #0008}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit;color:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;background:none;border:0}button:disabled{cursor:not-allowed;opacity:.48}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:3px}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:550;line-height:1.4}p{overflow-wrap:anywhere}input,textarea,select{border:1px solid var(--line);border-radius:8px;background:var(--bg);padding:11px 12px;max-width:100%}textarea{resize:vertical;line-height:1.7}input,select,button,a.button{min-height:44px}small{font-size:12px}hr{border:0;border-top:1px solid var(--line);width:100%;margin:24px 0}[hidden]{display:none!important}.muted{color:var(--muted);font-size:14px}.eyebrow{color:var(--muted);font-size:12px;letter-spacing:.14em}.button{display:inline-flex;gap:8px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;min-height:44px;padding:9px 16px;background:var(--elevated)}.button:hover:not(:disabled){background:var(--hover)}.primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.primary:hover:not(:disabled){filter:brightness(.94);background:var(--accent)}.small{font-size:13px;padding:6px 12px}.wide{width:100%}.text-button{min-height:44px;color:var(--muted);text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--line);padding:6px}.text-button:hover{color:var(--text)}.icon-button{width:44px;height:44px;font-size:21px;border-radius:8px;flex-shrink:0}.icon-button:hover{background:var(--hover)}.brand{display:flex;align-items:center;gap:9px;font-size:17px;font-weight:600;letter-spacing:.03em}.signal-mark{font-size:40px;font-family:Georgia,serif;line-height:1;color:var(--accent);font-weight:400;transform:rotate(-18deg)}.boot{display:grid;place-items:center;height:100dvh;color:var(--muted)}
.auth-page{min-height:100dvh;display:flex;flex-direction:column}.auth-header{display:flex;justify-content:space-between;align-items:center;padding:26px 40px}.auth-header select{background:transparent;border:0;font-size:13px}.auth-main{display:grid;place-items:center;flex:1;padding:32px 24px 80px}.auth-card{width:100%;max-width:400px;display:flex;flex-direction:column;gap:18px}.auth-card h1{font-size:32px;letter-spacing:-.045em;line-height:1.5;margin:0 0 4px}.auth-card form{display:flex;flex-direction:column;gap:16px}.auth-card .eyebrow{margin-bottom:2px}.auth-status:empty{display:none}.auth-status{padding:12px 14px;border-left:2px solid var(--accent);background:var(--soft);font-size:14px}.auth-links{display:flex;justify-content:center;gap:26px;font-size:13px;color:var(--muted)}.auth-links button,.back-link{min-height:44px;text-decoration:underline;text-underline-offset:5px}.divider{display:flex;align-items:center;gap:16px;color:var(--muted);font-size:12px}.divider:before,.divider:after{content:"";height:1px;background:var(--line);flex:1}.auth-footer{display:flex;justify-content:space-between;padding:22px 40px;color:var(--muted);font-size:12px;gap:16px}.field{display:flex;flex-direction:column;gap:7px;font-size:13px}.field input,.field textarea{width:100%}.mail-symbol{font-size:42px;color:var(--accent)}
.shell{display:grid;grid-template-columns:216px minmax(0,1fr);height:100dvh;overflow:hidden}.sidebar{background:var(--panel);display:flex;flex-direction:column;padding:18px 14px 12px;min-height:0;border-right:1px solid var(--line);gap:10px}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:3px 10px 12px}.drawer-close{display:none}.sidebar input[type=search]{font-size:12px;background:transparent;border-color:transparent;padding-left:12px}.sidebar input[type=search]:focus{border-color:var(--line);background:var(--bg)}.new-chat{display:block;text-align:left;min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--bg);padding:8px 12px;font-size:14px}.conversation-groups{flex:1;overflow:auto;overscroll-behavior:contain;min-height:40px;margin-top:8px}.group-label{font-size:11px;letter-spacing:.06em;color:var(--muted);padding:14px 12px 7px;font-weight:500}.conversation-row{display:flex;align-items:center;border-radius:7px;min-width:0;margin:1px 0}.conversation-row:hover,.conversation-row.selected{background:var(--hover)}.conversation-name{font-size:13px;min-width:0;flex:1;text-align:left;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;padding:10px 12px;min-height:44px}.row-menu{width:44px;height:44px;font-size:18px;color:var(--muted);flex-shrink:0}.empty-small{padding:10px 12px;color:var(--muted);font-size:12px}.sidebar-bottom{border-top:1px solid var(--line);padding-top:8px}.nav-link{width:100%;padding:6px 12px;text-align:left;min-height:44px;font-size:12px;border-radius:7px}.nav-link:hover{background:var(--hover)}.account-row{border-top:1px solid var(--line);margin-top:6px;padding-top:8px;display:flex;align-items:center;gap:6px}.account-link{min-height:44px;font-size:13px;padding:8px 12px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}.account-row select{width:94px;border:0;font-size:11px;background:transparent;padding:4px}.workspace{min-width:0;display:flex;flex-direction:column;min-height:0;background:var(--bg)}.topbar{display:flex;align-items:center;min-height:72px;padding:10px 26px;border-bottom:1px solid transparent;gap:12px}.page-title{font-size:14px;font-weight:500;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.toolbar{display:flex;align-items:center;gap:10px}.content{position:relative;flex:1;min-height:0;display:flex;flex-direction:column}.feed{flex:1;overflow:auto;overscroll-behavior:contain;padding:16px max(32px,calc((100% - 790px)/2));scrollbar-gutter:stable}.feed:has(>.welcome){display:flex;flex-direction:column}.welcome{flex:1;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:clamp(8px,2dvh,20px) 0;gap:clamp(8px,2dvh,18px)}.welcome h2{font-size:30px;letter-spacing:-.025em}.welcome-symbol{color:var(--accent);font:clamp(32px,7dvh,64px)/1 Georgia,serif;transform:rotate(-18deg);margin-bottom:6px}.starter-row{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:clamp(0px,2dvh,18px)}.starter{border:1px solid var(--line);border-radius:8px;min-height:44px;padding:8px 16px;font-size:12px;color:var(--muted)}.starter:hover{background:var(--soft)}.composer-wrap{flex-shrink:0;width:100%;max-width:854px;padding:12px 32px max(10px,env(safe-area-inset-bottom));margin:auto}.composer{border:1px solid var(--line);border-radius:16px;background:var(--elevated);padding:8px;box-shadow:0 3px 12px #20282004}.composer:focus-within{border-color:var(--muted)}.composer textarea{display:block;width:100%;border:0;background:none;outline:none!important;resize:none;min-height:74px;max-height:180px;padding:12px 14px;font-size:15px}.composer-bottom{display:flex;align-items:center;justify-content:space-between;padding:0 4px 2px 14px;gap:12px}.composer-hint{font-size:11px;color:var(--muted)}.send-button{width:44px;height:44px;min-height:44px;border-radius:10px;font-size:23px;background:var(--accent);color:var(--accent-text);flex-shrink:0}.composer-caption{text-align:center;color:var(--muted);font-size:10px;margin-top:10px}.run-notice{font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:8px;padding-bottom:8px}.run-notice:empty{display:none}.failure-note{background:var(--soft);border-left:2px solid var(--accent);padding:12px 16px}.failure-note strong{color:var(--text)}.failure-note p{margin:4px 0 8px}.jump-latest{position:absolute;bottom:210px;right:34px;min-height:44px;padding:8px 16px;border:1px solid var(--line);background:var(--elevated);border-radius:24px;box-shadow:var(--shadow);font-size:12px}.message{margin:10px 0 30px;min-width:0;overflow-wrap:anywhere}.message.user{margin-left:auto;background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:16px 20px;max-width:90%}.message-label{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--muted);display:flex;align-items:center;gap:8px;margin-bottom:8px}.prose{font-size:15px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.prose p+p{margin-top:1em}.prose pre{white-space:pre;max-width:100%;overflow:auto;background:var(--panel);padding:16px;border-radius:8px;font:13px/1.6 Consolas,monospace}.message-actions{display:flex;gap:12px;margin-top:5px}.message-actions button{font-size:11px}.invalidated{opacity:.6;border-left:2px dashed var(--line);padding-left:16px}.badge{font-size:10px;font-weight:400;border:1px solid var(--line);border-radius:3px;padding:1px 5px}.pulse{width:6px;height:6px;background:var(--accent);border-radius:50%;animation:breathe 1.4s ease-in-out infinite}.thread-tools{text-align:right;margin-bottom:24px}.thread-tools button{font-size:11px}.more-link{font-size:12px;color:var(--muted);padding:8px 12px;min-height:44px;width:100%}.more-link:hover{background:var(--hover)}.page-panel{overflow:auto;padding:32px max(32px,calc((100% - 800px)/2)) 60px;flex:1;display:flex;flex-direction:column;gap:20px;min-height:0}.page-panel>h2{font-size:28px;letter-spacing:-.03em}.page-panel>.button{align-self:flex-start}.page-panel .field{max-width:440px}.credit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:8px 0}.credit-stat{background:var(--bg);padding:24px;display:flex;flex-direction:column;gap:8px}.credit-stat span{font-size:12px;color:var(--muted)}.credit-stat strong{font-size:26px;font-weight:450;letter-spacing:-.03em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.info-note{font-size:13px;border-left:2px solid var(--accent);padding:4px 16px;color:var(--muted)}.record{padding:18px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;min-width:0}.record>div{min-width:0;display:flex;flex-direction:column;gap:4px}.record small{display:block;color:var(--muted);font-size:11px}.record-amount{text-align:right;font-size:12px;font-variant-numeric:tabular-nums}.record .button{flex-shrink:0}.more-page{margin-top:16px}.loading{display:grid;place-items:center;flex:1;color:var(--muted);font-size:13px}.toasts{position:fixed;right:24px;top:18px;z-index:100;display:flex;flex-direction:column;gap:8px;max-width:min(420px,calc(100vw - 32px));pointer-events:none}.toast{border:1px solid var(--line);background:var(--elevated);padding:14px 18px;border-radius:8px;box-shadow:var(--shadow);font-size:13px}.toast[role=alert]{border-left:3px solid var(--danger)}dialog{border:1px solid var(--line);border-radius:12px;padding:22px;background:var(--elevated);color:var(--text);box-shadow:var(--shadow);width:min(540px,calc(100vw - 32px));max-height:85dvh;overflow:auto}dialog::backdrop{background:#10181066;backdrop-filter:blur(2px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.dialog-head h2{font-size:19px;overflow-wrap:anywhere;min-width:0}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.menu-actions{display:flex;flex-direction:column;gap:6px}.menu-item{text-align:left;padding:10px 12px;min-height:44px;border-radius:6px}.menu-item:hover{background:var(--hover)}.form-error{font-size:12px;color:var(--danger);margin-top:12px}.form-error:empty{display:none}.revision-list{display:flex;flex-direction:column;gap:24px}.revision-list h3{font-size:14px}.referral-secret{width:100%;font:13px Consolas,monospace;margin:18px 0;min-width:0}.scrim{display:none}.sidebar-collapsed{grid-template-columns:0 minmax(0,1fr)}.sidebar-collapsed .sidebar{visibility:hidden;overflow:hidden;padding:0;border:0}
.prose{font-size:16px}.credit-grid,.record-list{flex-shrink:0}.invalidated{opacity:1;color:var(--muted)}
@keyframes breathe{50%{opacity:.25}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(max-width:760px){.shell{display:flex}.sidebar{position:fixed;left:0;top:0;bottom:0;width:min(300px,calc(100vw - 44px));height:100dvh;z-index:40;transform:translateX(-100%);visibility:hidden;padding-bottom:max(12px,env(safe-area-inset-bottom));transition:transform .18s ease,visibility .18s}.drawer-open .sidebar{transform:none;visibility:visible}.drawer-open .scrim{display:block;position:fixed;inset:0;background:#10181066;z-index:35}.drawer-close{display:block}.workspace{width:100%;height:100%}.topbar{min-height:64px;padding:8px 12px;gap:8px}.toolbar{gap:4px}.toolbar .button{padding:7px 10px}.page-title{font-size:13px}.feed{padding:12px 16px;scrollbar-gutter:auto}.welcome h2{font-size:24px}.welcome-symbol{font-size:clamp(32px,7dvh,54px)}.starter-row{flex-direction:column;width:100%;max-width:280px}.composer-wrap{padding:8px 12px max(8px,env(safe-area-inset-bottom))}.composer textarea{font-size:16px;min-height:70px;padding:9px}.composer-bottom{padding-left:8px}.composer-hint{font-size:10px}.composer-caption{font-size:9px;margin-top:6px}.message.user{max-width:95%;padding:12px 14px}.prose{font-size:15px}.jump-latest{right:18px;bottom:220px}.auth-header{padding:20px 24px}.auth-main{padding:24px 24px 48px}.auth-card h1{font-size:29px}.auth-footer{flex-direction:column;gap:4px;padding:20px 24px;font-size:11px}.page-panel{padding:20px 20px 40px}.credit-stat{padding:18px 14px}.credit-stat strong{font-size:21px}.record{font-size:12px;gap:10px}.record-amount{font-size:11px}.toasts{right:16px;top:10px}.dialog-head h2{font-size:17px}dialog{padding:18px}.sidebar-collapsed .sidebar{visibility:hidden}.drawer-open.sidebar-collapsed .sidebar{padding:18px 14px 12px;visibility:visible}}
.admin-entry{color:var(--accent);font-weight:600}.admin-tabs{display:flex;gap:4px;overflow:auto;flex-shrink:0;padding:0 26px 10px;border-bottom:1px solid var(--line)}.admin-tabs button{white-space:nowrap;padding:9px 13px;min-height:44px;border-radius:7px;font-size:12px;color:var(--muted)}.admin-tabs button[aria-current=page]{background:var(--soft);color:var(--text);font-weight:600}.admin-page{gap:18px}.admin-page>h2{margin-bottom:0}.admin-page>form,.admin-page>nav,.admin-page>.ai-state{flex-shrink:0}.admin-table-wrap{width:100%;overflow:auto;flex-shrink:0;border:1px solid var(--line);border-radius:8px}.admin-table{border-collapse:collapse;width:100%;min-width:700px;font-size:12px;text-align:left}.admin-table th{padding:13px 14px;background:var(--panel);color:var(--muted);font-size:11px;font-weight:500;vertical-align:top}.admin-table td{padding:14px;border-top:1px solid var(--line);vertical-align:top;overflow-wrap:anywhere;max-width:320px}.admin-table td>small{display:block;margin-top:5px;color:var(--muted)}.admin-table td>strong{display:block}.admin-actions{display:flex;gap:6px;flex-wrap:wrap;align-items:center}.admin-actions button{flex-shrink:0}.admin-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.admin-form>.field:has(textarea),.admin-form>.form-error{grid-column:1/-1}.admin-form .field{max-width:100%}.admin-form>button{justify-self:start}.field:has(input[type=checkbox]){min-height:70px}.field input[type=checkbox]{width:22px;min-height:22px;height:22px;align-self:flex-start;accent-color:var(--accent)}dialog form{display:flex;flex-direction:column;gap:16px;margin-top:18px}dialog .info-note{margin-bottom:14px}.ai-state{display:flex;gap:16px;align-items:center;flex-wrap:wrap;border:1px solid var(--line);padding:16px;border-radius:8px;background:var(--soft)}.ai-state>span{font-size:12px;color:var(--muted)}.danger{color:var(--danger);border-color:var(--danger)}.mono{font-family:Consolas,monospace;font-size:11px;word-break:break-all}.account-numbers{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:8px 0}.account-numbers dd{margin:0;font-variant-numeric:tabular-nums;text-align:right}.audit-metadata{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;font:11px/1.7 Consolas,monospace;max-width:320px}.prompt-diff{max-height:360px;overflow:auto;margin-top:12px}.prompt-diff h3{font-size:14px;margin-bottom:12px}.diff-add,.diff-remove,.diff-same{margin:0;padding:4px 8px;white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.7 Consolas,monospace}.diff-add{background:var(--soft);border-left:2px solid var(--accent)}.diff-remove{color:var(--danger);border-left:2px solid var(--danger)}.diff-columns{display:grid;grid-template-columns:1fr 1fr;gap:16px}.diff-columns pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.preview-output{white-space:pre-wrap;overflow-wrap:anywhere;max-height:35dvh;overflow:auto;font-size:14px;margin-top:18px;padding:14px;background:var(--soft);border-radius:8px}.preview-output:empty{display:none}
@media(max-width:760px){.admin-tabs{padding:0 12px 8px}.admin-tabs button{padding:8px 10px}.admin-form{grid-template-columns:1fr}.admin-table{min-width:620px}.admin-page .record{align-items:flex-start;flex-direction:column}.admin-page .credit-grid{grid-template-columns:1fr 1fr}.diff-columns{grid-template-columns:1fr}.admin-table th,.admin-table td{padding:12px}.admin-page>.info-note{font-size:12px}}
.model-picker{display:flex;align-items:center;gap:14px;margin-bottom:10px}.model-picker:empty{display:none}.model-picker .field{min-width:0;flex:0 1 260px;font-size:11px}.model-picker select{width:100%;min-width:0;font-size:12px}.model-picker p{flex:1;font-size:10px;line-height:1.5}@media(max-width:760px){.model-picker{gap:8px}.model-picker .field{flex-basis:55%}.model-picker p{font-size:9px}}
.composer-bottom{justify-content:flex-end;gap:8px;padding:0 4px 2px 8px;flex-wrap:wrap}
.composer-bottom .composer-hint{margin-right:auto;flex:1 1 120px}
.composer-bottom .model-picker{display:flex;flex:0 1 auto;min-width:0;max-width:min(260px,calc(100% - 52px));margin:0}
.composer-bottom .model-picker select{width:100%;min-width:0;max-width:100%;min-height:44px;padding:8px 28px 8px 10px;border:0;background:transparent;font-size:12px;cursor:pointer;text-overflow:ellipsis}
.composer-bottom .model-picker select:hover{background:var(--hover)}
.response-actions{gap:2px;margin-top:8px}
.message-actions .response-action{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:11px;border-radius:8px;color:var(--muted)}
.response-action svg{width:20px;height:20px;flex-shrink:0}
.response-action:hover:not(:disabled){color:var(--text);background:var(--hover)}
/* Fit the welcome screen around the composer on shorter viewports. */
@media(max-height:740px){.welcome{gap:8px;padding:8px 0}.welcome-symbol{font-size:36px;margin-bottom:0}.starter-row{margin-top:4px}}
/* Explicit option colors keep native popups readable on Windows in both themes. */
select option,select optgroup{color:var(--text);background-color:var(--elevated)}
select option:disabled{color:var(--muted)}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}
/* Keep native keyboard/option behavior while avoiding clipped native text at zoom. */
.theme-control{position:relative;display:inline-flex;flex-shrink:0;align-items:center;line-height:normal}
.theme-control select{appearance:none;-webkit-appearance:none;width:auto;min-width:124px;min-height:44px;height:auto;font-size:13px;line-height:1.5;padding:10px 34px 10px 12px;white-space:nowrap;color:var(--text);background:var(--elevated);border:1px solid var(--line)}
.theme-control::after{content:"";position:absolute;right:13px;top:50%;width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-70%) rotate(45deg);pointer-events:none}
/* Workspace refinement: warm surfaces, readable type and deliberate grouping. */
:root{font-size:16px}
.ui-icon{width:20px;height:20px;flex-shrink:0;display:block}
.icon-button,.row-menu{display:inline-flex;align-items:center;justify-content:center}
.sidebar .drawer-close{display:none}
.new-chat{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:550;background:var(--elevated)}
.sidebar input[type=search]{font-size:13px}
.group-label{font-size:12px;letter-spacing:.02em;padding-top:18px}
.conversation-name{font-size:14px}
.empty-small{font-size:13px}
.nav-link{display:flex;align-items:center;gap:12px;font-size:14px;padding:9px 12px;margin:2px 0;color:var(--muted)}
.nav-link .ui-icon{width:18px;height:18px}
.nav-link:hover,.nav-link[aria-current=page]{background:var(--hover);color:var(--text)}
.nav-link[aria-current=page]{font-weight:600}
.account-row{gap:4px;padding-top:12px;margin-top:10px}
.account-link{display:flex;align-items:center;gap:10px;min-width:0;padding:6px;border-radius:8px}
.account-link:hover,.account-link[aria-current=page]{background:var(--hover)}
.account-avatar{display:grid;place-items:center;flex-shrink:0;width:34px;height:34px;background:var(--soft);border:1px solid var(--line);border-radius:50%;color:var(--accent);font-size:14px}
.account-identity{display:flex;flex-direction:column;min-width:0;gap:1px}
.account-identity strong{font-size:14px;font-weight:550;overflow:hidden;text-overflow:ellipsis}
.account-identity small{font-size:12px;color:var(--muted)}
.account-settings{color:var(--muted)}
.page-title{font-size:15px}.field{font-size:14px}.eyebrow{letter-spacing:.08em}
.prose{font-size:16px;line-height:1.85}.message-label{font-size:12px;letter-spacing:0}
.starter{font-size:13px;background:var(--elevated)}
.welcome{gap:12px;padding:20px 0}.welcome h2{font-size:32px;font-weight:600;letter-spacing:-.02em}
.welcome-symbol{font-size:48px;margin:0 0 2px}.starter-row{margin-top:12px}
.content.chat-empty{justify-content:safe center;overflow:auto;padding:24px 0 48px}
.chat-empty .feed{flex:0 0 auto;overflow:visible;padding-top:0;padding-bottom:12px}
.chat-empty .composer-wrap{margin:8px auto 0}
.composer-wrap{margin:0 auto}
.composer{padding:8px;border-radius:16px;box-shadow:0 3px 14px #20282006;transition:border-color .15s,box-shadow .15s}
.composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 12%,transparent)}
.composer textarea{min-height:44px;height:44px;max-height:180px;padding:8px 12px;font-size:16px;line-height:1.65;overflow-y:auto}
.composer-caption{font-size:12px;line-height:1.5;margin-top:8px}
.composer-hint{font-size:12px}.send-button{display:grid;place-items:center;border-radius:12px}
.send-button .ui-icon{width:22px;height:22px}
.send-button:disabled{opacity:1;background:var(--soft);color:var(--muted);border:1px solid var(--line)}
.message.user{padding:12px 18px;border:0;max-width:88%;border-radius:14px 14px 4px 14px}
.thread-tools{position:relative;align-self:flex-end;text-align:right;margin:0 0 16px;font-size:12px;color:var(--muted)}
.thread-tools summary{display:inline-flex;align-items:center;min-height:44px;cursor:pointer;padding:4px 10px;border-radius:8px}
.thread-tools[open]{padding-bottom:8px}.thread-tools summary:hover{background:var(--hover)}
.thread-tools button{display:block;margin-left:auto;font-size:13px}
.message-options{display:block;margin-top:4px;font-size:13px}
.message-options summary{display:flex;align-items:center;justify-content:center;cursor:pointer;width:44px;min-height:44px;border-radius:8px;color:var(--muted);list-style:none}
.message-options summary::-webkit-details-marker{display:none}
.message-options summary:hover,.message-options[open] summary{background:var(--hover)}
.message-options .text-button{font-size:13px;text-decoration:none;padding:8px 12px;border-radius:8px}
.message-options .text-button:hover{background:var(--hover)}
.message-options .response-action{vertical-align:middle}
@media(hover:hover) and (pointer:fine){.message-options:not([open]) summary{opacity:.35}.message:hover .message-options summary,.message:focus-within .message-options summary{opacity:1}}
summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.personal-credit-grid{grid-template-columns:repeat(3,minmax(0,1fr));background:transparent;gap:0;border:0;border-radius:0;overflow:visible}
.personal-credit-grid .credit-stat{padding:20px 24px 20px 0;border-bottom:1px solid var(--line)}
.personal-credit-grid .credit-primary{grid-column:1/-1;padding:4px 0 24px}
.personal-credit-grid .credit-primary strong{font-size:44px;font-weight:500;letter-spacing:-.04em;color:var(--accent)}
.personal-credit-grid .credit-stat:not(.credit-primary) strong{font-size:22px}
.credit-stat span{font-size:13px}.credit-precision{font-size:13px;color:var(--muted)}
.credit-precision summary{cursor:pointer;min-height:44px;display:flex;align-items:center;gap:8px}
.credit-precision dl{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:8px 0 0;padding:16px;background:var(--soft);border-radius:8px}
.credit-precision dd{margin:0;text-align:right;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.record{font-size:14px}.record small{font-size:12px}.record-amount{font-size:13px}
.admin-page{padding-left:max(32px,calc((100% - 1120px)/2));padding-right:max(32px,calc((100% - 1120px)/2))}
.admin-tabs{gap:2px;scrollbar-width:thin}.admin-tabs button{font-size:13px}
.admin-table{font-size:14px;min-width:760px}.admin-table th{font-size:12px;font-weight:550}.admin-table td>small{font-size:12px}
.admin-page .credit-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.admin-actions{gap:8px}.admin-actions .button{font-size:13px}
.account-id{margin-top:8px;color:var(--muted);font-size:12px}.account-id summary{cursor:pointer;min-height:32px;display:flex;align-items:center}.account-id .mono{display:block;max-width:240px}
.user-actions{position:relative}.user-actions summary{cursor:pointer;list-style:none}.user-actions summary::-webkit-details-marker{display:none}
.user-actions[open]{padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--elevated)}
.user-actions .button{display:flex;width:100%;justify-content:flex-start;border:0;background:transparent;margin-top:4px}
.settings-page{gap:12px}.settings-page>h2{font-size:30px}
.settings-section{display:grid;grid-template-columns:180px minmax(0,1fr);gap:32px;padding:32px 0;border-bottom:1px solid var(--line);flex-shrink:0}
.settings-section:last-child{border:0}.settings-section-heading h3{font-size:17px;margin-bottom:8px}.settings-section-heading .muted{font-size:13px}
.settings-section-body{min-width:0;display:flex;flex-direction:column;align-items:flex-start;gap:16px}
.profile-form{display:flex;flex-direction:column;gap:10px;width:100%;max-width:460px}
.profile-form .field{max-width:none}.profile-form .field:not(:first-child){margin-top:12px}
.field-help{font-size:13px;line-height:1.7;color:var(--muted);overflow-wrap:anywhere}
.profile-form input[aria-invalid=true]{border-color:var(--danger)}
.settings-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:12px}
.settings-feedback{flex-basis:100%;font-size:13px;color:var(--accent);min-height:22px}
.setting-row{display:flex;justify-content:space-between;align-items:center;gap:24px;width:100%}.setting-row h4{font-size:14px;font-weight:550;margin:0 0 6px}
.account-details{display:flex;flex-direction:column;gap:6px;margin:0;max-width:100%}.account-details dt{font-size:13px;color:var(--muted)}.account-details dd{margin:0;overflow-wrap:anywhere;font-size:15px}
.privacy-note{padding:16px;background:var(--soft);border-radius:8px}.privacy-note strong{display:block;font-size:14px;font-weight:550;margin-bottom:6px}
@media(max-width:1000px){.settings-section{grid-template-columns:1fr;gap:20px}}
@media(max-width:760px){
 .sidebar .drawer-close{display:inline-flex}.sidebar-head{padding-bottom:8px}.sidebar-bottom{padding-top:6px}
 .nav-link{margin:0}.account-row{padding-top:8px;margin-top:6px}.page-title{font-size:14px}
 .content.chat-empty{padding:16px 0 20px}.chat-empty .feed{padding:0 20px 12px}
 .welcome{padding:8px 0;gap:10px}.welcome h2{font-size:25px}.welcome-symbol{font-size:40px}.welcome .muted{font-size:14px}
 .starter-row{flex-direction:row;max-width:100%;gap:8px;margin-top:8px}.starter{font-size:12px;padding:8px 12px}
 .chat-empty .composer-wrap{margin-top:4px}.composer textarea{min-height:44px;padding:8px 10px}.composer-caption{font-size:11px}
 .prose{font-size:16px}.message.user{padding:10px 14px;max-width:94%}.message-options summary{opacity:1}
 .page-panel{padding:24px 20px 40px}.page-panel>h2{font-size:26px}
 .personal-credit-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.personal-credit-grid .credit-primary strong{font-size:36px}
 .personal-credit-grid .credit-stat{padding:16px 12px 16px 0}.personal-credit-grid .credit-primary{padding:0 0 20px}
 .personal-credit-grid .credit-stat:not(.credit-primary) strong{font-size:20px}.record-amount{font-size:12px}
 .admin-page .credit-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-tabs{padding-left:12px;padding-right:12px}
 .admin-table{min-width:700px}.settings-section{padding:26px 0;gap:18px}.setting-row{align-items:flex-start;flex-direction:column;gap:12px}
 .settings-actions .button{flex:1}.settings-section-heading h3{font-size:17px}
}
@media(max-height:600px){.content.chat-empty{justify-content:flex-start;padding-top:0}.chat-empty .welcome{padding:4px 0;gap:8px}.chat-empty .welcome-symbol,.chat-empty .welcome>.eyebrow{display:none}.chat-empty .welcome h2{font-size:23px}}
/* On short screens the navigation itself scrolls, keeping account actions reachable. */
@media(max-width:760px) and (max-height:640px){.sidebar{overflow-y:auto}.sidebar-head,.sidebar>.new-chat,.sidebar>input,.sidebar-bottom{flex-shrink:0}.conversation-groups{flex:0 0 auto;min-height:44px;overflow:visible}}
/* Keep desktop navigation fixed; only a long conversation list needs to scroll. */
@media(min-width:761px){.sidebar-head,.sidebar>.new-chat,.sidebar>input,.sidebar-bottom{flex-shrink:0}.conversation-groups{min-height:0}}
@media(min-width:761px) and (max-height:800px){.sidebar{padding:10px 12px 8px;gap:6px}.sidebar-head{padding:0 10px 4px}.sidebar-bottom{padding-top:6px}.nav-link{min-height:36px;padding:6px 12px;margin:0}.account-row{padding-top:6px;margin-top:6px}.group-label{padding-top:8px}}
@media(min-width:761px) and (max-height:600px){.sidebar{padding-top:6px;padding-bottom:6px;gap:2px}.sidebar-head{padding-bottom:0}.conversation-groups{margin-top:4px}.group-label{padding-top:2px;padding-bottom:4px}.empty-small{padding-top:4px;padding-bottom:4px}}
.brand{min-height:44px;border-radius:8px}.brand:hover{color:var(--accent)}
.clipboard-fallback{position:fixed;left:-9999px;top:0;width:1px;height:1px;opacity:0}

.auth-signup{display:flex;flex-direction:column;gap:8px;text-align:center}.auth-signup .button{border-color:var(--accent);color:var(--accent)}.auth-links a{display:inline-flex;align-items:center;min-height:44px;text-decoration:underline;text-underline-offset:5px}
.search-result{display:flex;flex-direction:column;gap:.35rem;width:100%;padding:.75rem;text-align:left;border:0;border-radius:.65rem;background:transparent;color:inherit;cursor:pointer;overflow-wrap:anywhere}
.search-result:hover,.search-result:focus-visible{background:color-mix(in srgb,currentColor 8%,transparent)}
.search-result small{font-size:.78rem;line-height:1.5;opacity:.75;white-space:pre-wrap}
.search-match{outline:2px solid currentColor;outline-offset:4px;border-radius:.5rem}
.knowledge-citations{margin-top:.75rem;font-size:.82rem;line-height:1.6;overflow-wrap:anywhere}
.preferences-preview{max-width:100%;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font-size:.85rem;padding:.75rem;border:1px solid currentColor;border-radius:.5rem}
.preferences-form{display:flex;flex-direction:column;gap:1rem}.preferences-form input[type=checkbox]{width:1.3rem;height:1.3rem;min-height:1.3rem;accent-color:var(--accent)}
.answer-book-page{--book-paper:#f8f3e8;--book-ink:#364239;--book-rule:#d8d0bb;display:flex;flex-direction:column;align-items:center;width:100%;max-width:940px;flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;margin:0 auto;padding:clamp(16px,3dvh,36px) clamp(16px,4vw,32px) max(20px,env(safe-area-inset-bottom));text-align:center;gap:clamp(10px,2dvh,22px)}
.answer-book-page>*{flex-shrink:0;max-width:100%}.book-intro{display:flex;flex-direction:column;gap:clamp(4px,1dvh,10px)}.book-eyebrow{font-size:11px;letter-spacing:.22em;color:var(--muted)}.book-intro h2{font:500 clamp(30px,5dvh,46px)/1.35 "Noto Serif TC","PMingLiU","Songti TC",serif;letter-spacing:.12em}.book-description{font-size:14px;color:var(--muted)}.book-instruction{font-size:13px;color:var(--muted);min-height:22px}
.book-stage{display:grid;place-items:center;position:relative;isolation:isolate;width:100%;max-width:620px;flex:1 1 0;min-height:0;container-type:size;padding:0;perspective:1200px}.book-cover{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(6px,5cqh,20px);width:min(244px,calc((100cqh - 32px)*.7),calc(100cqw - 40px));aspect-ratio:244/326;padding:clamp(14px,6cqh,30px);color:#e8d9ae;background:#334a3d;border:1px solid #263c30;border-radius:3px 13px 13px 3px;box-shadow:inset 9px 0 8px #0003,inset -3px 0 2px #ffffff12,10px 11px 0 -5px #e5ddc9,12px 13px 0 -5px #bfb79f,13px 20px 30px -10px #24352844;transform:rotate(-5deg);transition:transform .25s ease}.book-cover{grid-area:1/1;z-index:3;transform-origin:left center;transform-style:preserve-3d}.book-cover>span{backface-visibility:hidden;transform:translateZ(1px)}.book-cover:after{content:"";position:absolute;inset:0;border:1px solid var(--book-rule);border-radius:inherit;background:linear-gradient(90deg,#00000018,transparent 16%),var(--book-paper);backface-visibility:hidden;transform:rotateY(180deg) translateZ(1px)}.book-cover:hover:not(:disabled){transform:rotate(-2deg) translateY(-4px)}.book-cover-border{position:absolute;inset:16px 15px 16px 23px;border:1px solid #bcaa7659;pointer-events:none}.book-cover-kicker{font-size:10px;letter-spacing:.3em}.book-cover-title{white-space:pre-line;font:400 clamp(22px,11cqh,39px)/1.55 "Noto Serif TC","PMingLiU","Songti TC",serif;letter-spacing:.22em;margin-left:.22em}.book-cover-symbol{font-size:clamp(20px,10cqh,36px);line-height:1}.book-cover-bottom{font-size:10px;letter-spacing:.2em}
.book-leaf{grid-area:1/1;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(8px,5cqh,30px);width:calc(100% - 24px);max-width:540px;height:min(326px,calc(100cqh - 24px));min-height:0;padding:clamp(16px,7cqh,42px) clamp(22px,5cqw,56px);background:var(--book-paper);color:var(--book-ink);border:1px solid var(--book-rule);border-radius:2px 9px 9px 2px;box-shadow:inset 10px 0 12px -12px #3336,5px 6px 0 -2px var(--book-paper),5px 6px 0 -1px var(--book-rule),0 18px 35px -24px #0007}.book-leaf:before{content:"";position:absolute;inset:22px;border:1px solid var(--book-rule);pointer-events:none}.book-leaf-mark{font-size:clamp(18px,8cqh,28px);line-height:1;color:var(--muted)}.book-answer{position:relative;font:400 clamp(16px,8cqh,28px)/1.65 "Noto Serif TC","PMingLiU","Songti TC",serif;letter-spacing:.06em;text-wrap:balance}.book-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;width:100%}.book-actions .button{min-width:0;max-width:100%}.book-open{min-width:156px;letter-spacing:.1em}.book-footer{display:flex;flex-direction:column;gap:4px;font-size:11px;line-height:1.8;color:var(--muted);margin-top:auto}.book-announcement{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
/* Keep both surfaces in the same grid cell so the cover reveals the paper underneath. */
.book-stage[data-state=opening][data-turn=cover]{perspective-origin:25% center}
.book-stage[data-state=opening] .book-cover{animation:book-cover-open 1s cubic-bezier(.3,.05,.2,1) both;pointer-events:none;box-shadow:inset 9px 0 8px #0003,0 12px 24px -12px #0006}
.book-stage[data-state=opening][data-turn=cover] .book-leaf{animation:book-unfold 1s cubic-bezier(.3,.05,.2,1) both}
.book-stage[data-state=opening] .book-leaf>*{visibility:hidden}
.book-stage[data-state=opening][data-turn=page]{perspective-origin:50% center;overflow:clip}
.book-stage[data-state=opening] .book-turning-page{z-index:2;transform-origin:left center;transform-style:preserve-3d;animation:book-page-turn 1s linear both;will-change:transform;pointer-events:none;background:transparent;border-color:transparent;box-shadow:none}
.book-turning-page:before{display:none}
.book-stage[data-state=opening] .book-turning-page *{visibility:visible}
.book-stage[data-state=opening][data-turn=page]>.book-leaf:not(.book-turning-page)>*{visibility:visible}
.book-sheet-segment{position:absolute;left:100%;top:0;width:100%;height:100%;transform-origin:left center;transform-style:preserve-3d;animation:book-sheet-bend 1s linear both;will-change:transform}
.book-turning-page>.book-sheet-segment{left:0;width:10%}
.book-sheet-window,.book-sheet-back{position:absolute;inset:0;backface-visibility:hidden}
.book-sheet-window{right:-.5px;overflow:hidden;contain:paint;transform:translateZ(.2px)}
.book-sheet-back{right:-.5px;background:var(--book-paper);transform:rotateY(180deg)}
.answer-book-page .book-leaf.book-sheet-face{position:absolute;top:0;margin:0;min-height:0;max-width:none;aspect-ratio:auto;transform:none;box-shadow:none;animation:none}
.book-sheet-face:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 5%,#0002 30%,#ffffff18 65%,#0001);pointer-events:none;opacity:.65}

.book-stage[data-state=revealed] .book-leaf>*{animation:book-ink-arrive .3s ease-out both}
/* Hold the spine in place and swing the rigid cover upright. No zoom-out. */
@keyframes book-cover-open{0%{transform:rotate(-5deg) rotateY(0);opacity:1}18%{transform:rotate(0) rotateY(-12deg);opacity:1}72%{transform:rotate(0) rotateY(-82deg);opacity:1}100%{transform:rotate(0) rotateY(-90deg);opacity:0}}
@keyframes book-unfold{0%{opacity:.35}45%,100%{opacity:1}}
@keyframes book-page-turn{0%{transform:rotateY(0) rotateZ(0)}18%{transform:rotateY(-10deg) rotateZ(-.6deg)}48%{transform:rotateY(-88deg) rotateZ(-1deg)}80%{transform:rotateY(-160deg) rotateZ(-.3deg)}100%{transform:rotateY(-180deg) rotateZ(0)}}
@keyframes book-sheet-bend{0%,100%{transform:rotateY(0)}18%{transform:rotateY(-4deg)}48%{transform:rotateY(3deg)}80%{transform:rotateY(1deg)}}
@keyframes book-page-curl{0%{opacity:0}35%,70%{opacity:1}100%{opacity:0}}
@media(prefers-reduced-motion:reduce){.book-sheet-segment,.book-sheet-face:after{animation:none!important}}
@keyframes book-ink-arrive{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.book-stage[data-state=revealed][data-turn=page]>.book-leaf>*{animation:none}
:root[data-theme=dark] .answer-book-page{--book-paper:#1b231e;--book-ink:#ede8db;--book-rule:#445247}
@media(max-width:760px){.book-description{font-size:12px}.book-leaf{gap:clamp(8px,5cqh,20px)}.book-leaf:before{inset:14px}.book-instruction{font-size:12px}.book-footer{margin-top:0}.book-actions{gap:10px}.book-actions .button{flex:1 1 130px;max-width:220px}}
@media(max-height:700px){.answer-book-page{padding-top:10px;padding-bottom:max(12px,env(safe-area-inset-bottom));gap:8px}.book-intro{gap:3px}.book-intro h2{font-size:28px}.book-description{font-size:12px}.book-footer{font-size:10px;line-height:1.5;gap:2px}.book-actions{gap:8px}.book-actions .button{font-size:13px;padding:8px 12px}}
@media(min-width:480px) and (max-height:540px){.answer-book-page{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);grid-template-rows:auto auto auto minmax(0,1fr);align-items:center;align-content:start;column-gap:24px;row-gap:12px}.book-intro{grid-column:1;grid-row:1}.book-instruction{grid-column:1;grid-row:2}.book-stage{grid-column:2;grid-row:1/5;align-self:stretch}.book-actions{grid-column:1;grid-row:3}.book-footer{grid-column:1;grid-row:4;margin-top:0}.book-cover{max-width:190px}.book-leaf{padding:clamp(16px,7cqh,28px) 24px;gap:clamp(8px,5cqh,16px)}.book-leaf:before{inset:14px}}
@media(min-width:480px) and (max-height:380px){.book-intro .book-eyebrow,.book-description{display:none}.answer-book-page{column-gap:16px;row-gap:8px}.book-instruction{font-size:12px}}
@media(prefers-reduced-motion:reduce){.book-cover{transition:none}.book-stage .book-cover,.book-stage .book-leaf,.book-stage .book-leaf:after,.book-stage .book-leaf>*{animation:none!important}}

/* Four clothbound volumes with original foil illustrations on both cover sizes. */
[data-book=emotion]{--book-cloth:#75444d;--book-cloth-edge:#59313a}
[data-book=choice]{--book-cloth:#334a3d;--book-cloth-edge:#263c30}
[data-book=dream]{--book-cloth:#3e536c;--book-cloth-edge:#2b3d53}
[data-book=healing]{--book-cloth:#826b4c;--book-cloth-edge:#645036}
.answer-book-library{display:flex;flex-direction:column;align-items:center;gap:clamp(16px,3dvh,32px);width:100%;max-width:980px;flex:1;min-height:0;overflow:auto;margin:0 auto;padding:clamp(20px,4dvh,44px) 24px max(20px,env(safe-area-inset-bottom));text-align:center}
.answer-book-library>*{flex-shrink:0;max-width:100%}.answer-book-library .book-footer{margin-top:auto}
.book-shelf{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,2vw,28px);width:100%;margin:auto 0}
.book-choice{display:flex;flex-direction:column;align-items:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:20px 10px;background:transparent;color:var(--text);transition:background .2s,border-color .2s}
.book-choice:hover{background:var(--elevated);border-color:var(--line)}.book-choice:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.book-mini{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;width:156px;aspect-ratio:3/4;height:auto;max-width:85%;margin-bottom:12px;background:var(--book-cloth);color:#e8d9ae;border:1px solid var(--book-cloth-edge);border-radius:3px 9px 9px 3px;box-shadow:inset 7px 0 7px #0003,5px 5px 0 -2px #e5ddc9,6px 6px 0 -2px #bfb79f,0 16px 22px -17px #0008;transform:rotate(-4deg);transition:transform .25s}
.book-mini:before{content:"";position:absolute;inset:10px 9px 10px 15px;border:1px solid #bcaa7659}.book-mini-name{position:absolute;top:12%;white-space:pre-line;font:400 27px/1.4 "Noto Serif TC","PMingLiU",serif;letter-spacing:.15em}.book-cover-art{position:absolute;bottom:9%;left:17%;width:66%;height:40%;pointer-events:none;backface-visibility:hidden}.book-cover .book-cover-art{bottom:13%;height:32%;transform:translateZ(1px)}.book-cover .book-cover-title{position:absolute;top:15%;font-size:clamp(22px,9cqh,34px);line-height:1.4}.book-cover .book-cover-kicker{position:absolute;top:8%}.book-cover .book-cover-bottom{position:absolute;bottom:8%}.book-choice:hover .book-mini{transform:rotate(0) translateY(-5px)}
.book-choice-name{font:500 20px/1.4 "Noto Serif TC","PMingLiU",serif;letter-spacing:.08em}.book-choice-en{font:400 11px/1.5 Georgia,serif;color:var(--muted)}.book-choice-description{font-size:12px;line-height:1.7;color:var(--muted);text-wrap:balance}
.answer-book-page .book-actions .book-copy{flex:0 0 44px;width:44px;min-width:44px;max-width:44px;height:44px;padding:12px;align-self:center;border:0;background:transparent;color:var(--muted)}
.answer-book-page .book-actions .book-copy:hover:not(:disabled){background:var(--book-wash);color:var(--book-accent)}
.book-copy svg{display:block;flex-shrink:0}
.book-back{align-self:center;padding:4px 10px;font-size:12px;line-height:1.5;color:var(--muted);background:transparent;border:0;border-radius:4px}.book-back:hover{color:var(--text);background:var(--elevated)}
.answer-book-page .book-cover{background:var(--book-cloth);border-color:var(--book-cloth-edge)}
.answer-book-page .book-leaf{height:min(400px,calc(100cqh - 24px));gap:clamp(6px,3cqh,18px);padding:clamp(12px,5cqh,30px) clamp(20px,5cqw,46px)}
.answer-book-page .book-answer{font-size:clamp(15px,6.5cqh,26px);line-height:1.55}.book-answer-en{position:relative;max-width:400px;font:400 clamp(11px,3.8cqh,16px)/1.6 Georgia,"Times New Roman",serif;color:var(--book-ink);opacity:.78;text-wrap:balance;overflow-wrap:anywhere}
.answer-book-page .book-leaf-mark{font-size:clamp(16px,5cqh,24px)}
@media(max-width:760px){.answer-book-library{padding:20px 16px;gap:12px}.book-shelf{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 12px}.book-choice{padding:12px 6px;gap:5px}.book-mini{width:144px;height:auto;gap:8px;margin-bottom:10px}.book-mini-name{font-size:clamp(22px,6.4vw,27px)}.book-choice-name{font-size:18px}.book-choice-description{font-size:11px}.book-choice-en{font-size:10px}.answer-book-library .book-intro h2{font-size:32px}}
@media(min-width:480px) and (max-height:540px){.answer-book-library{padding:12px 20px;gap:8px}.answer-book-library .book-intro{gap:2px}.answer-book-library .book-eyebrow,.answer-book-library .book-description,.answer-book-library .book-footer{display:none}.answer-book-library .book-intro h2{font-size:26px}.book-shelf{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.book-choice{padding:5px 3px}.book-mini{width:86px;height:auto;margin-bottom:4px;gap:2px}.book-mini-name{font-size:17px}.book-choice-name{font-size:15px}.book-choice-en{font-size:9px}.book-choice-description{font-size:10px}.answer-book-page .book-stage{min-height:238px}.answer-book-page .book-leaf{min-height:214px;padding:12px 20px}.answer-book-page .book-answer{font-size:15px}.book-answer-en{font-size:11px;line-height:1.45}.answer-book-page .book-leaf-mark{font-size:16px}.answer-book-page .book-leaf:before{inset:10px}}
@media(prefers-reduced-motion:reduce){.book-choice,.book-mini{transition:none}}
/* Allocate the desktop shelf the remaining height, then size covers to fit it. */
@media(min-width:761px){
 .answer-book-library{display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;justify-items:center;gap:clamp(8px,2dvh,20px);padding:clamp(10px,2dvh,24px) 24px;max-width:1100px}
 .answer-book-library .book-footer{display:flex;margin-top:0}
 .answer-book-library .book-eyebrow,.answer-book-library .book-description{display:block}
 .book-shelf{height:100%;min-height:0;margin:0;align-items:center;container-type:size}
 .book-choice{min-width:0;padding:10px 6px;gap:6px;width:100%}
 .book-mini{width:min(156px,calc((100cqh - 148px)*.7));margin-bottom:8px;flex-shrink:0}
 .book-mini-name{font-size:clamp(16px,6cqh,27px)}
}

@media(min-width:480px) and (max-height:380px){.answer-book-page{padding-top:8px;padding-bottom:8px}.answer-book-page .book-footer{display:none}}

/* Reading rooms inherit their volume's palette, without affecting the app shell. */
.answer-book-page[data-book=emotion]{--book-paper:#fcf0ef;--book-ink:#57343e;--book-rule:#dcb9bf;--book-accent:#854753;--book-muted:#805b63;--book-wash:#f5e5e6;--book-room:#fdf8f7}
.answer-book-page[data-book=choice]{--book-paper:#edf4ec;--book-ink:#2e4636;--book-rule:#b6cbb6;--book-accent:#3d614b;--book-muted:#59715d;--book-wash:#e0ecdf;--book-room:#f7faf5}
.answer-book-page[data-book=dream]{--book-paper:#edf2fb;--book-ink:#30415f;--book-rule:#b7c7df;--book-accent:#435f8a;--book-muted:#5e708c;--book-wash:#e1e8f5;--book-room:#f7f9fd}
.answer-book-page[data-book=healing]{--book-paper:#fbf2e1;--book-ink:#58452d;--book-rule:#d8c29c;--book-accent:#7b5d34;--book-muted:#7b684a;--book-wash:#f0e5ce;--book-room:#fcf9f2}
:root[data-theme=dark] .answer-book-page[data-book=emotion]{--book-paper:#302027;--book-ink:#f6e4e7;--book-rule:#71505c;--book-accent:#e4a8b5;--book-muted:#c4a1ac;--book-wash:#2b181f;--book-room:#120d10}
:root[data-theme=dark] .answer-book-page[data-book=choice]{--book-paper:#1d2c23;--book-ink:#e2eddf;--book-rule:#4d6c55;--book-accent:#b0cba7;--book-muted:#a7bca7;--book-wash:#1b2c21;--book-room:#0c120e}
:root[data-theme=dark] .answer-book-page[data-book=dream]{--book-paper:#1d283c;--book-ink:#e2eafa;--book-rule:#4e6486;--book-accent:#aec7ed;--book-muted:#a3b5d2;--book-wash:#19253c;--book-room:#0c1019}
:root[data-theme=dark] .answer-book-page[data-book=healing]{--book-paper:#30281d;--book-ink:#f3e7cf;--book-rule:#756044;--book-accent:#dfc08c;--book-muted:#c5b08e;--book-wash:#2d2519;--book-room:#14110c}
.answer-book-page{--accent:var(--book-accent);--accent-text:var(--book-room);--muted:var(--book-muted);--text:var(--book-ink);--line:var(--book-rule);--elevated:var(--book-paper);--hover:var(--book-wash);color:var(--book-ink);background:radial-gradient(ellipse at 50% 42%,var(--book-wash),transparent 72%),var(--book-room)}
.answer-book-page .book-intro h2{color:var(--book-accent)}
.answer-book-page .book-leaf{background:linear-gradient(90deg,color-mix(in srgb,var(--book-rule) 20%,transparent),transparent 9%),var(--book-paper)}
.answer-book-page .book-leaf-mark{display:block;position:relative;flex-shrink:0;width:clamp(44px,9cqh,64px);height:clamp(44px,9cqh,64px);color:var(--book-accent)}
.book-leaf-mark .book-cover-art{position:static;display:block;width:100%;height:100%;stroke-width:1.6}

.answer-book-page[data-book=emotion] .book-leaf:before{border-radius:24px 3px 24px 3px}
.answer-book-page[data-book=choice] .book-leaf:before{border-style:double;border-width:3px}
.answer-book-page[data-book=dream] .book-leaf:before{border-radius:20px 0 20px 0;border-style:dashed}
.answer-book-page[data-book=healing] .book-leaf:before{border-radius:40px 40px 6px 6px}

/* Equal side slots keep the turn button centered below the page. */
.answer-book-page .book-stage:has(.book-reading-leaf){min-height:456px;align-items:end;padding-bottom:12px}
@media(max-width:760px){.answer-book-page .book-stage:has(.book-reading-leaf){flex:0 0 456px}}
.answer-book-page .book-leaf.book-reading-leaf{min-height:420px}

.answer-book-page>.book-page-actions{display:grid;grid-template-columns:44px minmax(0,auto) 44px;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:4px}
.book-page-actions>.book-open{grid-column:2;grid-row:1;white-space:nowrap}
.book-page-actions>.book-copy{grid-column:3;grid-row:1}
.book-page-actions>.button:not(.book-open):not(.book-copy){grid-column:1/-1;grid-row:2}

.book-titles{display:flex;flex-direction:column;gap:4px;align-items:center}
@media(min-width:480px) and (max-width:760px) and (max-height:540px){
 .answer-book-page{display:flex;flex-direction:column;gap:12px}
 .answer-book-page>.book-stage{flex:0 0 456px;min-height:456px;width:100%}
}
/* Desktop reading: reserve the viewport for a portrait page, like a real book. */
@media(min-width:761px){
 .answer-book-page{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(440px,1fr) auto;justify-items:center;align-items:center;align-content:stretch;max-width:none;padding:12px 24px 16px;gap:8px}
 .answer-book-page>.book-intro{grid-column:1;grid-row:1;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;width:100%;gap:20px}
 .answer-book-page .book-titles{grid-column:3;grid-row:1;justify-self:end;align-items:flex-end;text-align:right}
 .answer-book-page .book-back{grid-column:1;grid-row:1;justify-self:start;align-self:center}
 .answer-book-page .book-intro h2{grid-column:2;grid-row:1;font-size:24px;line-height:1.4}
 .answer-book-page .book-eyebrow{grid-column:3;grid-row:1;justify-self:end;font-size:10px;letter-spacing:.12em;text-align:right}
 .answer-book-page .book-intro>.book-instruction{grid-column:2;grid-row:1;align-self:start;margin-top:6px;min-height:20px;font-size:12px}
 .answer-book-page>.book-stage{grid-column:1;grid-row:2;width:100%;height:100%;min-height:0;max-width:none;align-self:stretch}
 .answer-book-page .book-leaf{width:min(640px,calc((100cqh - 24px)*.7),calc(100cqw - 40px));height:auto;min-height:0;max-width:none;aspect-ratio:7/10;gap:clamp(12px,3cqh,24px);padding:clamp(24px,5cqh,44px) clamp(24px,6cqh,52px)}
 .answer-book-page .book-leaf:before{inset:clamp(14px,3cqh,26px)}
 .answer-book-page .book-answer{font-size:clamp(17px,3.5cqh,28px);line-height:1.7}
 .answer-book-page .book-answer-en{font-size:clamp(12px,2.2cqh,17px);line-height:1.7}
 .answer-book-page .book-leaf-mark{width:clamp(56px,10cqh,84px);height:clamp(56px,10cqh,84px)}

 .answer-book-page>.book-actions{grid-column:1;grid-row:3;gap:8px}
 .answer-book-page>.book-footer{display:none}
}
/* Fit the reading room to the actual workspace, including browser zoom. */
.answer-book-page{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;justify-items:center;align-content:stretch;max-width:none;overflow:visible;scrollbar-gutter:auto;padding:12px 24px 16px;gap:8px}
.answer-book-page>.book-intro{grid-column:1;grid-row:1;width:100%}
.answer-book-page>.book-stage,.answer-book-page .book-stage:has(.book-reading-leaf){grid-column:1;grid-row:2;align-self:stretch;align-items:end;width:100%;height:100%;max-width:none;min-height:0;flex:1 1 0;padding-bottom:12px;--book-page-width:min(640px,calc((100cqh - 24px)*.7),calc(100cqw - 32px))}
.answer-book-page .book-leaf,.answer-book-page .book-leaf.book-reading-leaf{width:var(--book-page-width);height:auto;min-height:0;max-width:none;aspect-ratio:7/10;gap:clamp(4px,calc(var(--book-page-width)*.045),24px);padding:calc(var(--book-page-width)*.075);}
.answer-book-page .book-leaf:before{inset:calc(var(--book-page-width)*.045)}
.answer-book-page .book-answer{font-size:clamp(6px,calc(var(--book-page-width)*.062),28px);line-height:1.55}
.answer-book-page .book-answer-en{font-size:clamp(4px,calc(var(--book-page-width)*.039),17px);line-height:1.6}
.book-answer-content{display:flex;flex-direction:column;align-items:center;gap:inherit;width:100%;min-width:0}
.answer-book-page .book-leaf-mark{position:absolute;left:0;right:0;bottom:10%;margin-inline:auto;width:clamp(12px,calc(var(--book-page-width)*.17),84px);height:clamp(12px,calc(var(--book-page-width)*.17),84px)}
.book-stage[data-state=revealed] .book-leaf>.book-leaf-mark{animation:none}
.answer-book-page .book-cover{--book-cover-width:min(440px,calc((100cqh - 32px)*.7),calc(100cqw - 40px));width:var(--book-cover-width);min-height:0;max-width:none;padding:calc(var(--book-cover-width)*.08)}
.answer-book-page .book-cover-title{font-size:clamp(7px,calc(var(--book-cover-width)*.11),39px)}
.answer-book-page .book-cover-kicker,.answer-book-page .book-cover-bottom{font-size:clamp(3px,calc(var(--book-cover-width)*.035),10px)}
.answer-book-page .book-cover-border{inset:7% 6% 7% 9%}
.answer-book-page .book-stage[data-state=opening][data-turn=cover]{perspective-origin:left center}
.answer-book-page>.book-page-actions{grid-column:1;grid-row:3;margin-top:4px}
.answer-book-page>.book-footer{display:none}
@media(max-height:440px){.answer-book-page .book-leaf-mark{bottom:6%}}
@media(max-width:760px){
 .answer-book-page{padding:8px 16px max(12px,env(safe-area-inset-bottom));gap:6px}
 .answer-book-page>.book-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:4px 12px}
 .answer-book-page .book-back{grid-column:1;grid-row:1;justify-self:start}
 .answer-book-page .book-titles{grid-column:2;grid-row:1;align-items:flex-end;text-align:right;gap:2px}
 .answer-book-page .book-intro h2{font-size:20px}
 .answer-book-page .book-eyebrow{font-size:9px;letter-spacing:.08em}
 .answer-book-page .book-intro>.book-instruction{grid-column:1/-1;grid-row:2;font-size:11px;min-height:0}
}
@media(max-width:760px) and (max-height:440px){
 .answer-book-page{padding:4px 16px 8px;gap:4px}
 .answer-book-page .book-intro>.book-instruction{display:none}
 .answer-book-page>.book-stage,.answer-book-page .book-stage:has(.book-reading-leaf){--book-page-width:min(540px,calc(100cqw - 32px))}
 .answer-book-page .book-leaf,.answer-book-page .book-leaf.book-reading-leaf{height:calc(100cqh - 24px);aspect-ratio:auto;gap:4px;padding:8px 20px}
 .answer-book-page .book-answer{font-size:11px}
 .answer-book-page .book-answer-en{font-size:9px;line-height:1.4}
 .answer-book-page .book-leaf-mark{width:12px;height:12px;bottom:6%}
}
/* Management workspace: grouped navigation and compact, task-focused content. */
.admin-workspace{display:grid;grid-template-columns:184px minmax(0,1fr);flex:1;min-height:0;overflow:hidden;border-top:1px solid var(--line)}
.admin-menu{min-height:0;overflow:auto;border-right:1px solid var(--line);background:var(--panel);padding:16px 10px}
.admin-menu>summary{display:none}
.admin-menu>.admin-navigation{display:flex;flex-direction:column;gap:16px}
.admin-nav-group>h3{display:flex;align-items:center;gap:8px;padding:0 6px 8px;font-size:12px;font-weight:650;letter-spacing:.06em;color:var(--text);cursor:default}
.admin-nav-group>h3:after{content:'';flex:1;min-width:12px;height:1px;background:var(--line)}
.admin-nav-group button{display:flex;align-items:center;justify-content:space-between;gap:4px;width:calc(100% - 6px);margin-left:6px;min-height:36px;padding:7px 10px;text-align:left;border-radius:6px;font-size:12px;color:var(--text);border-left:2px solid transparent}
.admin-nav-chevron{font-size:16px;line-height:1;color:var(--muted);flex-shrink:0}
.admin-nav-group button:hover,.admin-nav-group button:focus-visible{background:var(--hover);color:var(--text)}
.admin-nav-group button:hover .admin-nav-chevron,.admin-nav-group button[aria-current=page] .admin-nav-chevron{color:var(--text)}
.admin-nav-group button[aria-current=page]{border-left-color:var(--accent);background:var(--hover);color:var(--text);font-weight:600}
.admin-workspace .admin-page{padding:22px clamp(18px,2.5vw,40px) 28px;gap:14px;scrollbar-gutter:stable}
.admin-page>.eyebrow{font-size:10px;letter-spacing:.06em}
.admin-workspace .admin-page>h2{font-size:25px;line-height:1.2}
.admin-privacy{font-size:11px;color:var(--muted);margin-top:-6px}
.admin-workspace .admin-page>.credit-grid{margin:2px 0;grid-template-columns:repeat(3,minmax(0,1fr));border-radius:8px}
.admin-page .credit-stat{padding:14px 18px;gap:3px}
.admin-page .credit-stat strong{font-size:26px;line-height:1.3}
.admin-page .credit-stat span{font-size:11px}
.admin-page>.info-note{font-size:12px;line-height:1.6;padding:2px 12px}
.admin-page>.muted{font-size:12px}
.admin-page .ai-state{padding:10px 14px;gap:12px;font-size:13px}
.admin-page .ai-state>.button{margin-left:auto;font-size:12px;min-height:36px;padding:6px 12px}
.admin-page>h3{font-size:14px}
.admin-page .admin-table th,.admin-page .admin-table td{padding:10px 12px}
.admin-page .record{padding:12px 0}
.admin-page .admin-form{gap:12px 20px}
.admin-page .admin-form .field{gap:4px;font-size:12px}
.admin-page .admin-form input:not([type=checkbox]),.admin-page .admin-form select{padding:8px 10px;min-height:40px}
.admin-page .field:has(input[type=checkbox]){min-height:44px;flex-direction:row;align-items:center;justify-content:space-between;gap:12px}
.admin-page .field input[type=checkbox]{flex-shrink:0;align-self:center}
.admin-page .admin-settings-form{display:flex;flex-direction:column;gap:14px}
.admin-section-switch{display:flex;flex-wrap:wrap;gap:4px;padding:4px;border:1px solid var(--line);border-radius:8px;align-self:flex-start;background:var(--panel)}
.admin-section-switch button{padding:6px 14px;min-height:36px;font-size:12px;border-radius:5px;color:var(--muted)}
.admin-section-switch button[aria-pressed=true]{background:var(--elevated);color:var(--text);box-shadow:0 1px 4px #0001}
.admin-settings-section{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px;border:0;padding:0;margin:0;min-width:0}
.admin-settings-section legend{font-size:13px;font-weight:600;padding:0 0 12px}
.admin-settings-section>div{min-width:0;padding-bottom:10px;border-bottom:1px solid var(--line)}
.admin-settings-section small{display:block;font-size:11px;margin-top:4px}
.admin-settings-form>.field{max-width:none}
.admin-settings-form>.button{align-self:flex-start}
.admin-settings-form>.form-error:empty{display:none}
.admin-settings-save{display:grid;grid-template-columns:minmax(120px,1fr) auto auto;gap:10px;align-items:end;border-top:1px solid var(--line);padding:12px 0;background:var(--bg);position:sticky;bottom:-28px;z-index:1}
.admin-settings-save>.field{max-width:none}
.admin-settings-save>.button{font-size:12px;min-height:40px;padding:8px 12px}
.admin-settings-save>.form-error{grid-column:1/-1}
.admin-settings-section .field:has(input[type=checkbox]){min-height:32px}
@media(min-width:761px){.admin-menu:not([open])>.admin-navigation{display:flex}}
@media(max-width:1050px) and (min-width:761px){.admin-workspace{grid-template-columns:160px minmax(0,1fr)}.admin-nav-group button{font-size:11px;padding-left:8px}.admin-workspace .admin-page{padding:18px}.admin-settings-section{gap:12px}}
@media(max-width:760px){
 .admin-workspace{display:flex;flex-direction:column}
 .admin-menu{flex-shrink:0;padding:0 16px;border-right:0;border-bottom:1px solid var(--line);max-height:55dvh}
 .admin-menu>summary{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:48px;cursor:pointer;list-style:none;font-size:12px}
 .admin-menu>summary::-webkit-details-marker{display:none}
 .admin-menu>summary>span{color:var(--muted)}
 .admin-menu>summary>strong:after{content:' ＋';color:var(--muted)}
 .admin-menu[open]>summary>strong:after{content:' −'}
 .admin-menu>.admin-navigation{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 8px;padding:6px 0 16px}
 .admin-nav-group button{min-height:44px}
 .admin-workspace .admin-page{padding:18px 16px 24px;gap:12px}
 .admin-workspace .admin-page>.credit-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .admin-page .credit-stat{padding:12px}
 .admin-page .credit-stat strong{font-size:23px}
 .admin-page .ai-state{gap:8px}
 .admin-settings-section{grid-template-columns:1fr;gap:12px}
 .admin-section-switch{align-self:stretch;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
 .admin-section-switch button{min-height:44px;padding:6px}
 .admin-settings-save{grid-template-columns:1fr 1fr;bottom:-24px;padding-bottom:max(12px,env(safe-area-inset-bottom))}
 .admin-settings-save>.field{grid-column:1/-1}
}
/* Personal center: one task at a time, with shared account context. */
.profile-page{padding:24px clamp(20px,4vw,56px) 28px;gap:14px}
.profile-identity{display:flex;align-items:center;gap:12px;padding:14px 0 4px;flex-shrink:0}
.profile-avatar{display:grid;place-items:center;width:44px;height:44px;flex-shrink:0;background:var(--soft);border:1px solid var(--line);border-radius:50%;font-size:18px}
.profile-identity>div{display:flex;flex-direction:column;min-width:0;gap:2px}
.profile-identity strong{font-size:15px;overflow-wrap:anywhere}.profile-identity span:not(.profile-avatar){font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.profile-identity>.button{margin-left:auto;min-height:36px;padding:6px 12px;font-size:12px;flex-shrink:0}
.profile-navigation{display:flex;gap:6px;border-bottom:1px solid var(--line);flex-shrink:0}
.profile-navigation button{font-size:13px;min-height:44px;padding:8px 16px;border-bottom:2px solid transparent;color:var(--muted);white-space:nowrap}
.profile-navigation button:hover{background:var(--soft);color:var(--text)}
.profile-navigation button[aria-current=page]{border-bottom-color:var(--accent);color:var(--text);font-weight:600}
.profile-mobile-chooser{display:none}
.profile-category{min-width:0;flex-shrink:0}
.profile-category .settings-section{grid-template-columns:150px minmax(0,1fr);gap:24px;padding:18px 0}
.profile-category .settings-section-heading h3{font-size:15px;margin-bottom:5px}
.profile-category .settings-section-heading .muted{font-size:12px;line-height:1.6}
.profile-category .settings-section-body{gap:10px;align-items:stretch}
.profile-category .profile-form{max-width:640px;display:grid;grid-template-columns:1fr 1fr;gap:6px 20px}
.profile-category .profile-form .field:not(:first-child){margin-top:0}
.profile-category .profile-form>.field:first-child{grid-column:1/-1;grid-row:1}
.profile-category .profile-form>#profile-name-help{grid-column:1/-1;grid-row:2}
.profile-category .profile-form>.field:nth-of-type(2){grid-column:1;grid-row:3}
.profile-category .profile-form>#own-mbti-help{grid-column:1;grid-row:4}
.profile-category .profile-form>.field:nth-of-type(3){grid-column:2;grid-row:3}
.profile-category .profile-form>#partner-mbti-help{grid-column:2;grid-row:4}
.profile-category .profile-form>.form-error,.profile-category .profile-form>.settings-actions{grid-column:1/-1}
.profile-category .field{font-size:12px;gap:5px}
.profile-category .field-help{font-size:11px;line-height:1.6}
.profile-category .settings-actions{gap:8px;flex-wrap:wrap}
.profile-category .settings-actions .button{font-size:12px;padding:7px 12px;min-height:38px}
.profile-category .settings-feedback{font-size:12px}
.profile-category .settings-section-body>.setting-row{gap:20px}
.profile-category .setting-row h4{font-size:13px}
.profile-category .setting-row .field{flex-shrink:0}
.profile-category .privacy-note{padding:12px 14px}
.profile-category .preferences-form{gap:12px;max-width:680px}
.profile-category .preferences-form .field:has(input[type=checkbox]){display:flex;flex-direction:row-reverse;align-items:center;justify-content:flex-end;gap:10px;min-height:44px}
.profile-category .preferences-form .field input[type=checkbox]{align-self:center;flex-shrink:0;margin:0}
.profile-category .preferences-form .field:has(input[type=checkbox])>span{flex:1;min-width:0}
.profile-category .preferences-preview{font-size:11px;padding:10px 12px;max-height:140px;overflow:auto}
.profile-category>.page-panel{padding:4px 0 0;overflow:visible;gap:12px}
.profile-category>.page-panel>.eyebrow{display:none}
.profile-category>.page-panel>h2{font-size:17px}
.profile-category>.page-panel>.muted{font-size:12px}
.profile-category .personal-credit-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:0;padding:12px 0}
.profile-category .personal-credit-grid .credit-stat{padding:4px 0;gap:4px}
.profile-category .personal-credit-grid .credit-primary strong{font-size:30px}
.profile-category .personal-credit-grid .credit-primary{grid-column:auto}
.profile-category .personal-credit-grid .credit-stat:not(.credit-primary) strong{font-size:24px}
.profile-category .record{padding:10px 0}
.profile-category .info-note{font-size:12px}
@media(max-width:1000px){.profile-category .settings-section{grid-template-columns:1fr;gap:12px}.profile-navigation button{padding:8px 10px}}
@media(max-width:760px){
 .profile-page{padding:18px 16px 24px;gap:12px}
 .profile-identity{padding-top:4px}
 .profile-navigation{display:none}
 .profile-mobile-chooser{display:flex;flex-direction:column;gap:5px;font-size:11px;color:var(--muted);flex-shrink:0}
 .profile-mobile-chooser select{width:100%;font-size:14px;color:var(--text)}
 .profile-category .settings-section{padding:14px 0;gap:10px}
 .profile-category .profile-form{display:flex;flex-direction:column;gap:8px}
 .profile-category .profile-form>.field:nth-of-type(2){margin-top:4px}
 .profile-category .setting-row{flex-direction:row;align-items:center;gap:12px}
 .profile-category .personal-credit-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
}

.model-test{display:grid;gap:16px;min-width:0}.model-test>.button{justify-self:start;max-width:100%;white-space:normal}.model-test-result{display:grid;gap:8px;min-width:0;padding:16px;border:1px solid var(--line);border-radius:12px;overflow-wrap:anywhere}.model-test-result p{margin:0}.model-test-output{margin:0;max-height:200px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}
.private-settings{display:grid;gap:14px;margin-block:20px}.private-settings .field:has(input[type=checkbox]),.private-composer .field:has(input[type=checkbox]){display:flex;flex-direction:row-reverse;justify-content:flex-end;align-items:center;gap:10px}.private-settings input[type=checkbox],.private-composer input[type=checkbox]{flex:0 0 auto;width:18px;height:18px;min-height:18px;padding:0;margin:0;align-self:center;accent-color:var(--accent)}.private-source-list,.private-imports{display:grid;gap:14px;margin-block:20px}.private-source{border:1px solid var(--border,#d7d7d7);border-radius:12px;padding:16px;min-width:0;overflow-wrap:anywhere}.private-source summary{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;cursor:pointer}.private-source summary span{min-width:0;overflow-wrap:anywhere}.private-source small{font-size:12px}.private-editor{display:grid;gap:14px;margin-block:16px}.private-editor textarea,.private-editor input,.private-composer select{width:100%;min-width:0;box-sizing:border-box}.private-source .preferences-preview,.private-composer pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:260px;overflow:auto}.private-capacity{font-variant-numeric:tabular-nums;font-size:13px;line-height:1.7}.private-composer{font-size:13px;margin:6px 0;max-height:40vh;overflow:auto}.private-composer>summary{cursor:pointer;padding:8px 4px}.private-composer[open]{padding:12px;border:1px solid var(--border,#d7d7d7);border-radius:12px}.private-composer .field{margin-block:10px}.private-source .settings-actions{flex-wrap:wrap}.private-source button{margin:4px}.private-source-list:empty::after{content:'尚未保存私人來源。';font-size:14px}@media(max-width:760px){.private-source{padding:12px}.private-settings .field{line-height:1.7}.private-source summary{align-items:flex-start;flex-direction:column}.private-editor .settings-actions{display:flex;gap:8px;flex-wrap:wrap}}

.private-memory-page,.private-settings,.private-imports,.private-source-list{min-width:0;max-width:100%}.private-settings{grid-template-columns:minmax(0,1fr)}.private-memory-page .field-help{white-space:normal;overflow-wrap:anywhere}.private-settings>.button{justify-self:start}.private-memory-page>.settings-actions{align-items:flex-end;flex-wrap:wrap}.private-settings .field>span,.private-composer .field>span{min-width:0}
.chat-empty .private-composer{margin-top:0}
.attachment-preview{display:flex;gap:12px;align-items:flex-start;margin:6px 8px 12px;padding:10px;border:1px solid var(--line);border-radius:12px;min-width:0}.attachment-preview[hidden]{display:none}.attachment-preview img{display:block;width:68px;height:68px;object-fit:cover;border:1px solid var(--line);border-radius:8px;flex:none}.attachment-options{display:flex;flex-wrap:wrap;align-items:center;gap:8px;min-width:0}.attachment-options strong,.attachment-options small{flex:1 1 100%;overflow-wrap:anywhere}.attachment-options select{min-height:44px;max-width:100%}.attachment-options .button,.attachment-button{min-height:44px}.recognition-confirm{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.recognition-confirm p{margin:0;flex:1 1 220px}@media(max-width:760px){.attachment-preview{margin-inline:2px;gap:8px}.attachment-preview img{width:56px;height:56px}.attachment-options{flex:1}.attachment-options select{flex:1 1 130px}.composer-bottom .model-picker{flex:1 1 80px;max-width:none}.attachment-button{flex:none}}

/* Relationship tools inherit the existing quiet, warm workspace palette. */
.analysis-controls {max-height:42vh;overflow:auto;border-top:1px solid var(--line);padding:10px 4px;}
.feature-check {display:flex;align-items:center;gap:10px;line-height:1.6;cursor:pointer;}
.feature-check input[type=checkbox] {width:18px;height:18px;min-height:18px;flex:0 0 18px;margin:0;}
.analysis-fields {padding:8px 0;display:grid;gap:10px;}
.analysis-fields[hidden] {display:none;}
.analysis-selects {display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.analysis-fields textarea,.analysis-fields select {width:100%;min-width:0;}
.analysis-preview {white-space:pre-wrap;overflow-wrap:anywhere;max-height:160px;overflow:auto;font:inherit;}
.relationship-report {max-width:100%;overflow-wrap:anywhere;}
.relationship-report h2 {font-size:1.15rem;line-height:1.7;}
.relationship-report h3 {font-size:1rem;margin:18px 0 8px;}
.report-item {margin:8px 0;}
.report-item p {white-space:pre-wrap;line-height:1.8;}
@media(max-width:760px){.analysis-selects{grid-template-columns:1fr;gap:8px}.analysis-controls{max-height:32vh}.analysis-fields .field-help{font-size:.85rem}}

.analysis-empty .feed{flex:0 0 auto;max-height:140px;padding-top:18px;padding-bottom:8px}
.analysis-intro{display:grid;gap:8px}.analysis-intro h2{font-size:1.3rem}
.analysis-empty .composer-wrap{flex-shrink:1;min-height:0;overflow:auto;margin:0 auto auto}
.analysis-empty .analysis-controls{max-height:56dvh}

.quiz-page{width:100%;margin:0 auto;max-width:960px}
.quiz-page progress{width:100%;height:6px;accent-color:var(--accent);flex-shrink:0}
.quiz-page form{display:grid;gap:18px}.quiz-options{border:0;padding:0;margin:0;display:grid;gap:12px;min-width:0}
.quiz-option{display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:10px;padding:16px;background:var(--elevated);cursor:pointer;line-height:1.7}
.quiz-option:has(input:checked){border-color:var(--accent);background:var(--soft)}
.quiz-option input[type=radio]{flex:0 0 20px;width:20px;height:20px;min-height:20px;margin:0;accent-color:var(--accent)}
.quiz-option span{min-width:0;overflow-wrap:anywhere}.quiz-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:space-between;align-items:center}
.quiz-actions .button{flex:0 1 auto}.quiz-profile{display:grid;gap:12px;padding:20px 0;border-bottom:1px solid var(--line)}

.quiz-options .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* All navigation remains reachable when the added tools exceed a short drawer. */
.sidebar{overflow-y:auto;overscroll-behavior:contain}

.scenario-page{max-width:960px;width:100%;margin:auto}.scenario-setup,.scenario-chat{display:flex;flex-direction:column;gap:16px}.scenario-setup[hidden],.scenario-chat[hidden],.scenario-setup [hidden],.scenario-chat [hidden]{display:none}.scenario-setup .field,.scenario-chat .field{max-width:640px}.scenario-picker select{max-width:100%}.scenario-transcript{display:flex;flex-direction:column;gap:16px}.scenario-message{border:1px solid var(--line);border-radius:12px;padding:16px;overflow-wrap:anywhere}.scenario-message.user{background:var(--soft)}.scenario-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.scenario-error{color:var(--danger)}.scenario-status{min-height:1.5em}.scenario-setup button{align-self:flex-start}

.module-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.module-tabs button{min-height:44px;display:inline-flex;align-items:center;justify-content:center}.module-tabs [aria-selected="true"]{border-color:var(--accent);font-weight:700}.module-editor{min-width:0}.module-editor textarea{width:100%;box-sizing:border-box}.module-editor pre{white-space:pre-wrap;overflow-wrap:anywhere}

.module-editor .field{max-width:none;width:100%}.module-editor input:not([type="checkbox"]),.module-editor select{max-width:100%;width:100%;box-sizing:border-box}.module-editor fieldset{min-width:0;box-sizing:border-box;margin:12px 0}

/* Conversation settings share one layout across chat, decoder and practice. */
.mbti-controls{flex:0 0 auto;align-self:stretch;margin:0 auto;padding:10px 20px;width:100%;max-width:960px;box-sizing:border-box;border-bottom:1px solid var(--line);background:var(--bg);font-size:14px;overflow-wrap:anywhere;min-width:0}
.mbti-current{margin:0 0 6px;line-height:1.6}.mbti-controls summary{cursor:pointer;min-height:28px;line-height:28px}.mbti-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:12px 0}.mbti-fields .field{margin:0;gap:6px;min-width:0}.mbti-fields select{width:100%;min-height:44px;box-sizing:border-box}.mbti-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.mbti-actions .button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;margin:0}.mbti-controls [role=alert]:empty,.mbti-controls [role=status]:empty{display:none}.mbti-confirmation{margin-top:12px;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--soft)}.mbti-confirmation[hidden]{display:none}.mbti-event{padding:12px 16px;margin:12px 0;border-left:3px solid var(--accent);font-size:13px;background:var(--soft);overflow-wrap:anywhere}.mbti-event p{margin:6px 0}.mbti-event small{line-height:1.6}.mbti-snapshot summary{line-height:1.6}.scenario-page>.mbti-controls{margin-bottom:18px;padding:12px 0}.mbti-controls details[open]{max-height:45vh;overflow-y:auto;padding-bottom:6px}
@media(max-width:760px){.mbti-controls{padding:10px 14px}.mbti-fields{gap:8px}.mbti-fields .field>span{font-size:12px}.mbti-fields select{padding-left:8px;padding-right:22px}.mbti-actions .button{flex:1 1 auto}.mbti-event{padding:10px 12px}}

.knowledge-quality-editor,.knowledge-role-search{display:grid;gap:12px;padding:16px 0;border-top:1px solid var(--line);min-width:0}.knowledge-meta-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.knowledge-meta-grid .field{margin:0;min-width:0}.knowledge-meta-grid select{width:100%;min-height:44px}.knowledge-topic-options{display:flex;flex-wrap:wrap;gap:8px 16px;min-width:0;border:1px solid var(--line);border-radius:8px;padding:12px}.knowledge-topic-options label{display:flex;align-items:center;gap:8px;min-height:36px;margin:0}.knowledge-topic-options input{width:18px;height:18px;min-height:18px;flex-shrink:0;margin:0}.knowledge-clean-result{min-width:0}.knowledge-clean-result pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:260px;overflow-y:auto;padding:12px;background:var(--soft);border-radius:8px}.knowledge-quality-editor>[role=alert]:empty,.knowledge-quality-editor>[role=status]:empty{display:none}.knowledge-quality-editor>.button,.knowledge-role-search>.button{justify-self:start;display:inline-flex;align-items:center;justify-content:center}.knowledge-role-search .record{overflow-wrap:anywhere;min-width:0}
@media(max-width:760px){.knowledge-meta-grid{gap:10px}.knowledge-topic-options{gap:6px 12px}.knowledge-meta-grid .field>span{font-size:13px}}

@media(max-width:760px){.mbti-fields{grid-template-columns:repeat(2,minmax(0,1fr))}}

.companions-manager{width:100%;min-width:0;overflow-wrap:anywhere}
.companions-manager form{display:grid;gap:12px;max-width:640px}
.companions-manager .field{min-width:0;margin:0}
.companions-manager .field input,.companions-manager .field select{width:100%;min-width:0;min-height:44px;box-sizing:border-box}
.companions-manager .record{flex-wrap:wrap}
.companions-manager .record>div:first-child{flex:1 1 180px;min-width:0;overflow-wrap:anywhere}
.companions-manager .record>.settings-actions{flex:0 0 auto}
.companions-manager .settings-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.companions-manager .settings-actions button{min-height:44px;display:inline-flex;align-items:center;justify-content:center}

/* Anchor the jump control to the feed edge as the composer changes height. */
.jump-latest{position:relative;right:auto;bottom:auto;align-self:flex-end;flex:0 0 auto;margin:-52px 18px 8px 0;z-index:2}
.communication-dialog { width: min(850px, calc(100vw - 2rem)); max-height: 90vh; overflow: auto; }
.communication-form { display: grid; gap: 1rem; }
.communication-questions { display: grid; gap: 1rem; }
.communication-question { min-width: 0; padding: 1rem; border: 1px solid var(--border, #ddd); border-radius: .75rem; }
.communication-question legend { padding: 0 .35rem; line-height: 1.5; }
.communication-choices { display: flex; flex-wrap: wrap; gap: .5rem; margin: .75rem 0; }
.communication-choices label { display: inline-flex; align-items: center; gap: .35rem; padding: .45rem .6rem; border: 1px solid var(--border, #ddd); border-radius: .5rem; cursor: pointer; }
.communication-choices input { width: 18px; height: 18px; min-height: 18px; margin: 0; padding: 0; flex: none; accent-color: var(--accent); }
.communication-choices label:has(input:checked) { border-color: var(--accent, #745bb6); background: color-mix(in srgb, var(--accent, #745bb6) 12%, transparent); }
.communication-choices label:has(input:focus-visible) { outline: 2px solid var(--accent, #745bb6); outline-offset: 2px; }
.communication-review, .partner-summary { overflow-wrap: anywhere; }
.communication-results:not(:empty) { display: grid; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 10px; }
.communication-results section { display: grid; gap: 6px; overflow-wrap: anywhere; }
.legacy-partner-review:not(:empty) { padding: 16px; border: 1px solid var(--line); border-radius: 10px; display: grid; gap: 12px; overflow-wrap: anywhere; min-width: 0; }
.legacy-partner-review > .button { justify-self: start; max-width: 100%; }
@media (max-width: 600px) { .communication-choices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); } .communication-choices label { min-width: 0; } .communication-form > .settings-actions { flex-wrap: wrap; } .communication-form > .settings-actions > .button { flex: 1 1 100%; } }