/* 茶馆论生涯：共享视觉语言。最后加载，覆盖早期独立页面样式。 */
:root{--cth-paper:#faf8f2;--cth-white:#fffefb;--cth-ink:#30291f;--cth-brown:#514330;--cth-gold:#a27b38;--cth-line:#e6e0d4;--cth-muted:#817463;--cth-serif:'Noto Serif SC','Source Han Serif SC','Songti SC','SimSun',serif;--cth-font:system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif}
body:not([data-page=home]){background:var(--cth-paper);color:var(--cth-ink);font-family:var(--cth-font);line-height:1.75;-webkit-font-smoothing:antialiased}body:not([data-page=home]) .header{background:var(--cth-white);border-color:var(--cth-line);padding-top:18px;padding-bottom:18px;min-height:96px}body:not([data-page=home]) .header nav{align-items:center;font-size:14px;gap:28px}body:not([data-page=home]) .button{background:var(--cth-gold);border-color:var(--cth-gold);border-radius:8px;min-height:46px;padding:10px 21px;font-weight:550;font-size:14px;line-height:1.6;display:inline-flex;align-items:center;justify-content:center;text-align:center}body:not([data-page=home]) .button:hover{background:#896428}body:not([data-page=home]) .button.secondary{background:transparent;border-color:#d4c8b1;color:#755b32}body:not([data-page=home]) .button.secondary:hover{background:#f2ecdf}body:not([data-page=home]) .button:disabled{background:#efede6;border-color:#e4dfd4;color:#9a907f;opacity:1;cursor:not-allowed}body:not([data-page=home]) .card{background:var(--cth-white);border-color:var(--cth-line);box-shadow:0 10px 30px #4f3d1908;border-radius:14px}body:not([data-page=home]) .form-card h1,body:not([data-page=home]) .legal h1,.cth-admin-main>h1{font-family:var(--cth-serif);font-weight:600;letter-spacing:.035em}body:not([data-page=home]) .form-card input:not([type=checkbox]),body:not([data-page=home]) .form-card select{background:var(--cth-white);border:1px solid #dcd6ca;border-radius:7px;min-height:48px;color:var(--cth-ink);font-size:14px}body:not([data-page=home]) .form-card input::placeholder{color:#aaa092}body:not([data-page=home]) input:focus-visible,body:not([data-page=home]) select:focus-visible,body:not([data-page=home]) textarea:focus-visible{outline:2px solid #ad8a4f;outline-offset:3px}.cth-login-nav{display:inline-flex!important;align-items:center;gap:7px}.cth-avatar-icon{flex:none;vertical-align:middle}.cth-crumb{font-size:12px;color:#8c7d66;margin-bottom:25px}.cth-auth-title{display:flex;align-items:center;gap:12px}.cth-auth-title .cth-avatar-icon{width:30px;height:30px}.cth-auth-title h1{margin:0!important}.cth-auth-welcome{font-size:14px;color:var(--cth-muted);margin:9px 0 0 42px}.cth-login-layout{display:grid;grid-template-columns:1fr 460px;gap:96px;align-items:center;max-width:1080px;margin:52px auto 70px;min-height:560px}.cth-login-layout .login-card{width:100%;margin:0;padding:34px 36px 30px;position:relative;border-radius:18px;box-shadow:0 16px 48px #4f3d1910}.cth-login-layout .login-card:before{content:'';height:2px;width:44px;position:absolute;top:-1px;left:36px;background:#b28c4d}.cth-brand-editorial{padding-left:8px}.cth-editorial-kicker{display:flex;align-items:center;gap:14px;font-size:11px;letter-spacing:.2em;color:#93784a}.cth-editorial-kicker i{height:1px;width:34px;background:#b99a61}.cth-brand-editorial h2{font:600 42px/1.65 var(--cth-serif);letter-spacing:.06em;margin:20px 0 22px}.cth-brand-editorial h2 span{color:#99743a}.cth-brand-editorial>p{font-size:14px;color:#817563;line-height:1.9}.cth-path-art{display:block;max-width:360px;width:100%;height:112px;margin:29px 0 18px}.cth-editorial-topics{display:flex;gap:24px;font-size:12px;color:#93836a}.cth-editorial-topics span:before{content:'·';margin-right:6px}body[data-page=login] main{max-width:1200px;margin:32px auto;padding:0 32px}.login-card h1{font-family:var(--cth-serif);font-size:27px!important;font-weight:600;letter-spacing:.03em}.cth-login-tabs{display:flex!important;gap:28px!important;border-bottom:1px solid var(--cth-line);margin:26px 0 25px!important}.cth-login-tabs button{background:none!important;border:0!important;border-radius:0!important;flex:initial!important;padding:0 0 13px!important;color:#8d8375!important;font-size:14px;min-height:36px;position:relative}.cth-login-tabs .selected{color:#71542a!important;font-weight:600}.cth-login-tabs .selected:after{content:'';position:absolute;height:2px;bottom:-1px;left:0;right:0;background:var(--cth-gold)}.login-card>p.field-hint{font-size:12px;color:#88775b;line-height:1.9;margin:16px 0 20px}.login-card form>label:not(.check){font-size:14px;font-weight:500;margin:19px 0 8px}.login-card .login-phone-row input{width:100%;padding:10px 13px;min-height:48px}.login-card .login-phone-row #send-code{background:#f6f1e6;border:1px solid #e6dcc7;color:#886830;font-size:12px;padding:8px 12px;border-radius:7px;min-width:98px}.login-card form>label.check{font-size:11px;color:#847661;line-height:1.9;font-weight:400;margin:20px 0}.login-card .check input{min-height:0;accent-color:var(--cth-gold);width:14px;height:14px;flex:none;margin-top:4px}.login-card form>button[type=submit]{width:100%;margin-top:0}.login-card .notice:empty{display:none}.cth-password-settings{border-color:var(--cth-line)}.cth-password-settings h2{font-family:var(--cth-serif);font-weight:600}.cth-auth-open{overflow:hidden}.cth-auth-overlay{width:min(480px,calc(100% - 32px));max-height:calc(100dvh - 40px);padding:0;border:0;border-radius:18px;background:var(--cth-white);overflow:auto;color:var(--cth-ink);box-shadow:0 24px 90px #3f301c29}.cth-auth-overlay::backdrop{background:rgba(250,248,242,.42);backdrop-filter:blur(1.5px)}.cth-auth-overlay .form-card{margin:0;max-width:none;border:1px solid #dcd2bf;padding:33px 35px 30px;box-shadow:none;border-radius:18px}.cth-auth-overlay .form-card h1{font-size:26px}.cth-auth-exit{position:absolute;right:10px;top:8px;width:30px;min-height:30px;padding:0;border:0;background:none;font-size:23px;line-height:1;color:#a2937c;z-index:1}.cth-auth-exit:hover{color:#59452b}.cth-auth-content>.form-card:not(.login-card)>p{font-size:13px;color:#84745d}.cth-auth-content>.form-card:not(.login-card) h1{margin:0 0 15px}.cth-auth-overlay label{font-size:13px}.cth-auth-overlay .form-card input,.cth-auth-overlay .form-card select{min-height:46px}
/* Assessment: shared type, open layout and restrained panels. */
body[data-page=assessment] main,body[data-page=book] main{max-width:1200px;padding:40px 32px 64px;margin:auto}body[data-page=assessment] .assessment-card,body[data-page=book] .assessment-card{padding:0;background:transparent;border:0;border-radius:0;box-shadow:none}.module-heading{border-color:var(--cth-line);padding-bottom:24px;margin-bottom:28px}.assessment-card .module-heading h1{font:600 34px/1.5 var(--cth-serif);letter-spacing:.035em}.assessment-card .page-title{font-size:19px;color:#8a795d}.assessment-content{font-size:15px}.assessment-card h3{font-size:20px}.assessment-card h4{font-size:18px}.cth-assessment-hero{display:flex;justify-content:space-between;gap:36px;align-items:flex-end;margin:28px 0 34px}.cth-assessment-hero h1{font:600 36px/1.5 var(--cth-serif);letter-spacing:.035em;margin:7px 0 12px}.cth-assessment-hero p{font-size:14px;color:#817463;line-height:1.9}.cth-assessment-hero .eyebrow{font-size:11px;letter-spacing:.2em;color:var(--cth-gold)}.cth-assessment-meta{display:flex;gap:28px;padding-bottom:5px;white-space:nowrap}.cth-assessment-meta>div{border-left:1px solid #dcd2bf;padding-left:22px}.cth-assessment-meta strong{display:block;font:400 25px/1.4 Georgia,serif;color:#79603b}.cth-assessment-meta strong small{font:12px var(--cth-font);margin-left:5px;color:#8b806d}.cth-assessment-meta span{font-size:11px;color:#968971}.cth-assessment-columns{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:32px;border-top:1px solid var(--cth-line);padding-top:28px}.cth-assessment-overview .stage-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0}.cth-assessment-overview .stage-card,.cth-guide-entry .stage-card{position:relative;border:1px solid var(--cth-line);border-radius:14px;background:var(--cth-white);padding:27px;display:flex;flex-direction:column;min-height:295px}.cth-assessment-overview .stage-card.recommended,.cth-guide-entry .stage-card.recommended{border-color:#cbb68b;background:linear-gradient(130deg,#fffefa,#faf5e8)}.stage-card.recommended:before{content:'';position:absolute;left:26px;top:-1px;width:36px;height:2px;background:#ae8748}.cth-stage-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.cth-stage-number{font:29px/1 Georgia,serif;color:#c8bda7}.cth-stage-tag{font-size:10px;color:#92713c;background:#eee4cc;padding:4px 8px;border-radius:4px}.cth-assessment-overview .stage-card h2,.cth-guide-entry .stage-card h2{font:600 23px/1.5 var(--cth-serif);letter-spacing:.04em;margin:19px 0 10px}.cth-assessment-overview .stage-card p,.cth-guide-entry .stage-card p{font-size:14px;color:#81725c;line-height:1.9;flex:1;margin:0}.cth-assessment-overview .stage-card .recent-score{flex:0;margin-top:14px}.cth-assessment-overview .stage-card .button,.cth-guide-entry .stage-card .button{margin-top:24px;width:100%;font-size:13px;padding:10px 14px}.cth-assessment-overview .stage-card .text-link{font-size:12px;margin:12px 0 0}.cth-learning-path{display:flex;align-items:center;justify-content:space-between;color:#9a8b74;font-size:11px;margin:24px 0}.cth-learning-path i{height:1px;width:26px;background:#ded4c1;margin:0 8px}.cth-reading-note{border-top:1px solid var(--cth-line);padding-top:20px;font-size:13px;color:#897657;line-height:1.9;margin:0}.cth-dimension-panel{padding:7px 0 0 27px;border-left:1px solid var(--cth-line)}.cth-dimension-panel h2{font:600 14px/1.6 var(--cth-font);margin:0 0 18px}.cth-dimension-panel ul{list-style:none;padding:0;margin:0}.cth-dimension-panel li{display:flex;gap:12px;align-items:center;font-size:13px;color:#796b56;margin:17px 0}.cth-dimension-panel b{font:14px Georgia,serif;color:#a58b5e;border:1px solid #e2d8c6;border-radius:50%;width:27px;height:27px;display:flex;align-items:center;justify-content:center;flex:none}.cth-dimension-panel>p{font-size:11px;color:#91816b;border-top:1px solid var(--cth-line);padding-top:17px;margin-top:24px;line-height:1.9}.cth-guide-options{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:28px 0}.cth-guide-entry .cth-stage-tag{align-self:flex-start}.cth-guide-entry .stage-card{min-height:275px}.cth-assessment-overview .secondary-links{gap:22px;font-size:12px;margin:22px 0 0}.cth-assessment-overview .secondary-links .text-button{min-height:32px;padding:0;font-size:12px;text-decoration:none}.test-main{background:var(--cth-white);border:1px solid var(--cth-line);border-radius:14px;padding:28px 30px}.test-sidebar{border-color:var(--cth-line)}.test-sidebar-sticky{background:transparent}.test-sidebar-sticky .save-exit{background:transparent;border-color:var(--cth-line)}.test-progress{color:#958164;font-size:12px}progress{height:4px!important;accent-color:#ac8950;border:0;border-radius:4px;background:#eee8db}progress::-webkit-progress-bar{background:#eee8db;border-radius:4px}progress::-webkit-progress-value{background:#ac8950;border-radius:4px}.question-type{border-radius:4px;font-size:11px;padding:4px 8px;background:#f1e9d8}.question legend{font-size:19px!important;font-weight:550;line-height:1.9}.answer-option{background:var(--cth-white);border:1px solid #e5dfd3!important;border-radius:8px;padding:14px 16px!important;font-size:14px;line-height:1.8}.answer-option:has(input:checked){background:#f7f0e0;border-color:#b79a65!important}.answer-option input{accent-color:var(--cth-gold)}.question-nav button.answered{background:#eae1cd;color:#967541;border-color:#eae1cd}.question-nav button.current{background:#5b4930;color:white;border-color:#5b4930;outline:none}.test-bottom{border-color:var(--cth-line)}.report-summary>div{background:linear-gradient(135deg,#f2ead8,#f9f6ec);border:1px solid #dfd2b7;border-radius:14px;padding:26px;text-align:center}.score-hero strong{font:76px/1.2 Georgia,serif;color:#8c6a32;letter-spacing:-3px}.score-hero span{color:#a1947c;font-size:14px}.report-summary>div .field-hint{white-space:normal;font-size:11px}.report-summary{grid-template-columns:265px 1fr;gap:34px}.report-section,.report-tools,.test-bottom{border-color:var(--cth-line)}.report-section h3,.report-next h3{font-family:var(--cth-serif);font-weight:600}.dimension-row{font-size:14px;color:#7f715c}.dimension-row strong{font-family:Georgia,serif;font-weight:400;color:#947340}.dimension-row meter{height:6px}.dimension-row meter::-webkit-meter-optimum-value{background:#b29a6d}.diagnosis-card{border-color:var(--cth-line);background:var(--cth-white)}.report-next{background:#f3eddf}.assessment-dialog{background:var(--cth-white);border-color:#d9cbb1;color:var(--cth-ink);box-shadow:0 20px 70px #3f301c21}.assessment-dialog h2{font-family:var(--cth-serif)}.assessment-dialog::backdrop{background:#30291f55}.video-howto i:empty{display:none}.cth-admin-brand,.cth-tabs,.cth-table-wrap{border-color:var(--cth-line)}body:not([data-page=home]) footer{font-size:12px;color:#8c8171}body:not([data-page=home]) footer a{color:#8d7550}
@media(max-width:1000px){.cth-login-layout{gap:40px;grid-template-columns:1fr 420px}.cth-brand-editorial h2{font-size:34px}.cth-assessment-columns{grid-template-columns:1fr 245px;gap:24px}.cth-dimension-panel{padding-left:22px}.cth-assessment-overview .stage-card{padding:22px}.cth-assessment-meta{gap:20px}.cth-assessment-meta>div{padding-left:16px}}
@media(max-width:760px){body:not([data-page=home]) .header{flex-direction:row;align-items:center;padding:14px 20px;min-height:82px;gap:18px}body:not([data-page=home]) .header .brand-lockup{width:178px;height:auto;max-width:46vw}body:not([data-page=home]) .header nav{font-size:12px;gap:16px}body:not([data-page=home]) .header nav>a:nth-child(-n+3){display:none}.cth-account-trigger{font-size:12px}.cth-login-nav{font-size:12px;gap:5px}.cth-login-nav .cth-avatar-icon{width:25px;height:25px}body[data-page=login] main{padding:0 20px;margin:32px auto 40px}.cth-login-layout{display:block;margin:0 auto;min-height:0;max-width:440px}.cth-brand-editorial{display:none}.cth-login-layout .login-card{padding:29px 25px 25px}.cth-login-layout .login-card:before{left:25px}.cth-auth-title{gap:10px}.cth-auth-title h1{font-size:26px!important}.cth-auth-welcome{margin-left:40px;font-size:13px}.cth-auth-overlay{max-height:calc(100dvh - 24px);width:calc(100% - 24px);border-radius:14px}.cth-auth-overlay .form-card{padding:29px 24px 25px;border-radius:14px}.cth-auth-overlay::backdrop{background:rgba(250,248,242,.46);backdrop-filter:blur(1px)}.login-card .login-phone-row input{min-width:0;width:0}.login-card form>label.check{font-size:11px}.login-card .login-phone-row #send-code{min-width:92px;padding:8px 10px}.cth-login-tabs{gap:25px!important}body[data-page=assessment] main,body[data-page=book] main{padding:25px 20px 42px}body[data-page=assessment] .assessment-card,body[data-page=book] .assessment-card{padding:0}.module-heading{padding-bottom:21px;margin-bottom:24px}.assessment-card .module-heading h1{font-size:28px}.assessment-card .page-title{font-size:18px}.cth-assessment-hero{display:block;margin:23px 0 27px}.cth-assessment-hero h1{font-size:29px}.cth-assessment-hero p{font-size:13px}.cth-assessment-meta{margin-top:23px;gap:27px}.cth-assessment-meta>div{border:0;padding:0}.cth-assessment-meta strong{font-size:22px}.cth-assessment-columns{display:block;padding-top:24px}.cth-dimension-panel{border-left:0;border-top:1px solid var(--cth-line);padding:24px 0 0;margin-top:28px}.cth-dimension-panel ul{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px}.cth-dimension-panel li{margin:0;font-size:12px;gap:8px}.cth-dimension-panel b{width:23px;height:23px}.cth-assessment-overview .stage-grid{gap:16px}.cth-reading-note{font-size:12px}.cth-learning-path{font-size:10px;margin:20px 0}.cth-learning-path i{width:14px;margin:0 4px}.cth-dimension-panel>p{font-size:12px}.test-main{padding:22px 19px}.test-sidebar{border:0}.question legend{font-size:17px!important}.answer-option{font-size:14px;padding:13px!important}.question-nav{grid-template-columns:repeat(5,1fr)}.question-index{background:var(--cth-white)}.test-bottom .button{font-size:13px}.report-summary{grid-template-columns:1fr;gap:16px}.score-hero strong{font-size:64px}.dimension-row{font-size:13px}.cth-guide-options{gap:16px}.cth-guide-entry .stage-card{padding:22px}.cth-guide-entry .stage-card h2{font-size:23px}.assessment-content{font-size:15px}.cth-auth-overlay .tea-loading{min-height:240px}}
@media(max-width:600px){.cth-assessment-overview .stage-grid,.cth-guide-options{grid-template-columns:1fr}.cth-assessment-overview .stage-card,.cth-guide-entry .stage-card{padding:24px;min-height:245px}.cth-assessment-overview .stage-card .button,.cth-guide-entry .stage-card .button{font-size:14px}.cth-stage-tag{font-size:11px}.cth-assessment-overview .stage-card h2{font-size:24px}}
@media(prefers-reduced-motion:reduce){.cth-auth-overlay::backdrop{backdrop-filter:none}body:not([data-page=home]) *{scroll-behavior:auto!important}}
.cth-auth-overlay .form-card input[type=checkbox]{min-height:0;width:14px;height:14px;flex:0 0 14px;margin-top:4px}.login-card form>p.field-hint{font-size:12px;color:#88775b;line-height:1.9;margin:15px 0 2px}.login-card form>p.field-hint+label.check{margin-top:16px}.cth-auth-overlay .login-card{line-height:1.75}
.report-summary>.cth-report-dimensions{padding:4px 0;background:transparent;border:0;text-align:left;border-radius:0}.cth-report-dimensions>h3{font-size:16px;font-family:var(--cth-serif);margin:0 0 20px}.cth-report-dimensions .dimension-chart{margin:0 0 18px}.cth-report-dimensions .dimension-row{grid-template-columns:210px minmax(60px,1fr) 70px;font-size:13px}.cth-report-dimensions .score-explanation{font-size:12px;color:#8b7b63;max-width:none;margin:18px 0 0}.cth-report-dimensions .dimension-help{font-size:12px}.dimension-row meter::-webkit-meter-bar{background:#ede7da;border:0;border-radius:4px;height:6px}summary{list-style:none}summary::-webkit-details-marker{display:none}summary::before{content:'+';display:inline-block;margin-right:8px;color:#9b8054;font:18px/1 Georgia,serif}details[open]>summary::before{content:'−'}@media(max-width:760px){.cth-report-dimensions .dimension-row{grid-template-columns:1fr 65px}.cth-report-dimensions .dimension-row span{grid-column:1/-1}.report-summary>.cth-report-dimensions{padding:0}.cth-report-dimensions>h3{margin-top:9px}}
.video-heading h1{font-family:var(--cth-serif);font-weight:600;letter-spacing:.03em}.reader .chapter h1,.reader .chapter h2{font-family:var(--cth-serif);font-weight:600}.reader .toc{border-color:var(--cth-line);background:var(--cth-white)}.cth-action,.cth-primary{border-radius:7px}.cth-action{border-color:#d8ccb6}.cth-dialog{background:var(--cth-white);border-color:#d8ccb6}.cth-dialog h2{font-family:var(--cth-serif);font-weight:600}

.cth-account-trigger .cth-account-chevron{display:block;flex:none;align-self:center;margin:0 0 0 2px}.cth-account-trigger>span{line-height:1.4}

/* Account navigation is shared by the home page and every inner page. */
.cth-account-menu{position:relative}.cth-account-trigger{display:flex;align-items:center;gap:8px;border:0;background:none;color:#594b38;padding:0;font:inherit;min-height:36px}.cth-account-options{display:none;position:absolute;right:0;top:100%;z-index:20;min-width:130px;background:#fffdf8;border:1px solid #e2d8c4;border-radius:8px;padding:8px;box-shadow:0 10px 25px #49391b15}.cth-account-menu.open .cth-account-options{display:grid}.cth-account-options a{padding:10px 12px}.cth-account-options a:hover{background:#f0e8d8}
.cth-account-trigger{cursor:pointer;white-space:nowrap;flex-wrap:nowrap;font-size:14px;font-weight:500;line-height:1.4;appearance:none}.cth-account-trigger:focus-visible{outline:2px solid #ad8a4f;outline-offset:5px;border-radius:4px}.cth-account-options a{display:block;white-space:nowrap;text-decoration:none;font-size:14px;font-weight:400;color:#594b38;border:0;border-radius:4px}.cth-account-options a:focus-visible{outline:2px solid #ad8a4f;outline-offset:-2px}.site-nav .cth-account-options a{padding:10px 12px;border:0}

/* Account settings: independent forms and navigation. */
.cth-settings-layout{display:grid;grid-template-columns:210px minmax(0,640px);gap:36px;justify-content:center;align-items:start}.cth-settings-sidebar h1{font:600 24px/1.5 var(--cth-serif);margin:0 0 24px}.cth-settings-sidebar nav{display:grid;gap:8px}.cth-settings-sidebar nav button{border:0;background:transparent;border-radius:7px;text-align:left;padding:12px 16px;font:inherit;color:var(--cth-brown);cursor:pointer}.cth-settings-sidebar nav button[aria-current]{background:#eee5d3;color:#805e28;font-weight:600}.cth-settings-content{min-width:0}.cth-settings-content>.form-card{max-width:none;width:100%;margin:0}.cth-settings-content [hidden]{display:none!important}.cth-settings-sidebar .account-actions{margin-top:28px;padding-top:14px}.cth-settings-sidebar .account-actions .field-hint{font-size:12px;overflow-wrap:anywhere}.cth-settings-sidebar #sign-out{width:100%;background:transparent;color:#765b37;border-color:#d8cbb4}.cth-settings-password .cth-password-settings{margin:0;padding:0;border:0}.cth-settings-password h2{font:600 28px/1.4 var(--cth-serif);margin:0 0 20px}.cth-password-settings .login-phone-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:stretch}.cth-password-settings .login-phone-row input{width:100%;min-width:0;height:48px;margin:0}.cth-password-settings #send-password-code{min-width:116px;white-space:nowrap;height:48px;min-height:48px;margin:0;padding:10px 14px;font-size:13px}.form-card select{appearance:none;padding-right:44px!important;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%237b6a50' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")!important;background-repeat:no-repeat!important;background-position:right 16px center!important;background-size:16px!important}
@media(max-width:760px){.cth-settings-layout{display:block}.cth-settings-sidebar{margin-bottom:24px}.cth-settings-sidebar nav{display:flex;gap:8px}.cth-settings-sidebar .account-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:16px;padding-top:0;border:0}.cth-settings-sidebar #sign-out{width:auto;margin:0;min-height:38px;padding:6px 14px}.cth-settings-sidebar .field-hint{display:none}.cth-settings-sidebar #masked-phone{margin:0}.cth-settings-content>.form-card{padding:24px 20px}.cth-password-settings #send-password-code{min-width:102px;padding:10px;font-size:12px}.cth-settings-content h1{font-size:28px}}

.cth-settings-logout h2{font:600 28px/1.4 var(--cth-serif);margin:22px 0}.cth-settings-logout .account-actions{padding-top:20px}.cth-settings-logout .field-hint{line-height:1.9}.cth-settings-logout #sign-out{min-width:150px}.cth-settings-sidebar nav{flex-wrap:wrap}

/* One typeface across all authored UI; logo artwork remains unchanged. */
:root{--cth-font:"Microsoft YaHei","PingFang SC",sans-serif;--cth-serif:var(--cth-font)}
html,body,body *,body *::before,body *::after{font-family:var(--cth-font)!important}

.cth-admin-contact{border-top:1px solid var(--cth-line);margin-top:20px;padding-top:16px;font-size:13px}.cth-admin-contact summary{cursor:pointer;color:#886120}.cth-admin-contact>div{padding:14px 0;text-align:center}.cth-admin-contact img{display:block;margin:14px auto;max-width:100%;height:auto}.cth-admin-contact a{display:inline-block;padding:8px}.cth-register-entry{display:block;margin:14px auto 0}.cth-login-tabs[hidden]{display:none!important}

/* Keep registration fields, errors and actions visually separated. */
.login-card form{display:grid;gap:12px}.login-card form>button[type=submit]{margin-top:12px}.login-card form>.notice:not(:empty){margin:6px 0;padding:10px 12px;line-height:1.7;font-size:13px;border-radius:6px}.login-card .notice[data-type=error]{color:#b42318;background:#fff0ed;border:1px solid #f2cec8}.login-card .notice[data-type=note]{color:#6d603f;background:#f5efdf}.login-card form>.text-button{margin:4px 0 0}.login-card .notice:empty{display:none}

/* Chapter reader keeps each book unit separate. */
.cth-book-reader{grid-template-columns:260px minmax(0,1fr);align-items:start}.cth-book-body{min-width:0}.cth-book-reader .chapter{padding:40px 38px;overflow-wrap:anywhere}.cth-book-toc summary{cursor:pointer;font-size:17px;font-weight:600;margin:0 0 18px}.cth-book-toc summary::before{display:none}.cth-toc-entry>a{display:block;padding:8px 10px;border-radius:5px;font-size:13px;line-height:1.7}.cth-toc-entry>a[aria-current]{background:#eee5d3;color:#795b29;font-weight:600}.cth-toc-part{border-top:1px solid #e5dccb;margin-top:16px;padding-top:10px}.cth-toc-part>a{font-weight:600}.cth-toc-subsections{display:none;padding:4px 0 10px 12px}.cth-toc-entry.current .cth-toc-subsections{display:grid;gap:6px}.cth-toc-subsections a{font-size:12px;line-height:1.7;padding:4px;color:#897454}.cth-book-pagination{display:flex;justify-content:space-between;gap:18px;margin:22px 0}.cth-book-pagination a{margin:0}.cth-book-reader .toc{max-height:calc(100dvh - 40px)}
@media(max-width:760px){.cth-book-reader{display:block}.cth-book-reader .toc{position:static;max-height:none;padding:16px;margin-bottom:20px}.cth-book-toc summary{margin:8px 0}.cth-book-toc summary::before{display:inline-block}.cth-book-toc[open] nav{max-height:55dvh;overflow:auto}.cth-book-reader .chapter{padding:25px 20px}.cth-book-pagination a{font-size:12px}}
@media print{.cth-book-reader .toc,.cth-book-pagination{display:none}.cth-book-reader{display:block}.cth-book-reader .chapter{border:0;box-shadow:none;padding:0}.book-v2 .page{break-before:page}.book-v2 .part-page{break-after:page}}

/* Shared full-page empty and unavailable states. */
.cth-state{min-height:calc(100dvh - 245px);max-width:680px;margin:0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:48px 24px}.cth-state-brand{display:block;margin-bottom:32px}.cth-state-brand img{width:210px;height:auto;max-width:70vw}.cth-state-rule{width:38px;height:2px;background:#b18b4a;margin-bottom:24px}.cth-state h1{font-size:clamp(23px,3vw,30px);line-height:1.6;font-weight:600;margin:0 0 16px;color:var(--cth-brown)}.cth-state>p{font-size:14px;line-height:1.9;color:var(--cth-muted);margin:0;max-width:480px;overflow-wrap:anywhere}.cth-state-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:30px}.cth-state-actions .button{margin:0;min-width:130px}.cth-state-compact{min-height:280px;padding:32px 20px}.cth-table td.cth-table-empty{white-space:normal;text-align:center;padding:48px 24px;color:#7e705b}.cth-table-empty strong{font-weight:500;display:block}.cth-table-empty p{font-size:13px;color:#978872;margin:12px 0 0}.cth-state button{cursor:pointer}@media(max-width:600px){.cth-state{min-height:calc(100dvh - 230px);padding:36px 16px}.cth-state-actions{gap:12px}.cth-state-compact{min-height:260px}}

body.cth-state-page main{min-height:100dvh;margin:0 auto;display:grid;place-items:center}body.cth-state-page .cth-state{min-height:0;width:100%}

/* Video prompts and content editing share the site's reading typography. */
.video-editor-grid[hidden]{display:none}
.video-editor.video-editor-prompt-only{width:760px}.video-editor-prompt-only .video-editor-prompts{margin:0;padding:0}.video-editor-prompt-only textarea{height:36dvh;min-height:180px}
.video-item{grid-template-columns:34px minmax(0,1fr)}.video-action{grid-column:2;max-width:none;display:flex;align-items:center;flex-wrap:wrap;gap:6px 22px;text-align:left}.video-copy{padding:5px 0}.video-feedback{flex-basis:100%;margin:0}
.video-prompt-dialog{font:inherit;color:var(--cth-brown);width:720px;max-width:calc(100vw - 32px);max-height:86dvh;padding:0;border:1px solid #dfd3bf;border-radius:14px;background:#fffdf8;overflow:hidden;box-shadow:0 24px 90px #34271533}.video-prompt-dialog[open]{display:flex;flex-direction:column}.video-prompt-dialog::backdrop{background:#30271c75;backdrop-filter:blur(3px)}.video-prompt-header{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;padding:26px 30px 20px;border-bottom:1px solid #e7dfd1;flex-shrink:0}.video-prompt-header h2{font-size:23px;line-height:1.6;margin:6px 0 0;overflow-wrap:anywhere}.video-prompt-header .video-kicker{margin:0}.video-prompt-header button{flex-shrink:0}.video-prompt-scroll{overflow-y:auto;min-height:0;padding:24px 30px}.video-prompt-text{font:inherit;font-size:15px;line-height:1.95;white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;background:#f5f0e5;border:1px solid #e9dfce;border-radius:8px;padding:22px;user-select:text}.video-prompt-footer{padding:16px 30px;margin:0;border-top:1px solid #e7dfd1;display:flex;align-items:center;justify-content:flex-end;gap:16px;flex-shrink:0}.video-prompt-status{margin:0;font-size:13px;color:#a12518;line-height:1.7}.video-prompt-dialog button:focus-visible,.video-copy:focus-visible{outline:2px solid #aa823f;outline-offset:3px}
.video-admin-intro p{font-size:14px;color:#857457;line-height:1.8}.video-admin-table td:first-child{min-width:240px;max-width:360px;white-space:normal;overflow-wrap:anywhere}.video-admin-table td:last-child{min-width:220px;max-width:290px;white-space:normal}.video-admin-table .cth-row-actions{display:table-cell}.video-admin-table .cth-row-actions button{margin:4px}.video-admin-error{color:#a12518;font-size:14px;line-height:1.7;overflow-wrap:anywhere;margin:18px 0}.video-editor{width:820px;max-height:90dvh;padding:28px 32px}.video-editor-heading h2{margin:10px 0 20px;font-size:25px}.video-editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.video-editor-wide{grid-column:1 / -1}.video-editor label{margin:12px 0;font-size:14px}.video-editor select,.video-editor textarea{width:100%;min-width:0;font:inherit;color:inherit;background:#fff;border:1px solid #ddcfb6;border-radius:6px;padding:12px;line-height:1.8}.video-editor textarea{white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;resize:vertical;min-height:240px}.video-editor select{min-height:45px}.video-editor-prompts{border-top:1px solid #e7dfd1;margin-top:20px;padding-top:12px}.video-editor-footer{border-top:1px solid #e7dfd1;padding-top:18px;margin-top:22px}.video-editor-footer>span{font-size:13px;color:#8c7857}.video-history{width:680px}.video-history-item{padding:14px 0;border-top:1px solid #e7dfd1}.video-history-item p{font-size:14px;line-height:1.8}.video-history-item button{margin:0 8px 6px 0}
@media(max-width:600px){.video-prompt-dialog{width:100%;height:100dvh;max-height:100dvh;max-width:100%;margin:0;border:0;border-radius:0}.video-prompt-header{padding:22px 20px 18px}.video-prompt-header h2{font-size:20px}.video-prompt-scroll{padding:20px;flex:1}.video-prompt-text{padding:18px;font-size:14px}.video-prompt-footer{padding:16px 20px calc(16px + env(safe-area-inset-bottom))}.video-editor{padding:22px 20px;max-width:calc(100vw - 16px)}.video-editor-grid{gap:0 12px}.video-editor label{min-width:0}.video-editor input{width:100%}.video-editor select{padding:10px}.video-editor .cth-dialog-actions{justify-content:flex-start}.video-action{gap:4px 22px}}

.header nav a[aria-current="page"]{background:#f2e7d1;color:#7d5e29;border-radius:8px;box-shadow:inset 0 -2px #a5813d}.cth-after-reading{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;margin-bottom:24px;background:#f4eddf;border-radius:12px}

/* 20261020 type2: comfortable shared typography */
body{font-size:16px!important;line-height:1.85!important}
body .header nav,body .site-nav{gap:20px!important;align-items:center}
body .header nav>a,body .site-nav>a{font-size:16px!important;line-height:1.5!important;padding:12px 15px!important;border-radius:8px;font-weight:500}
body .header nav>a[aria-current="page"],body .site-nav>a[aria-current="page"]{background:#f2e7d1;color:#7d5e29;font-weight:600;box-shadow:inset 0 -2px #a5813d}
body .button{font-size:16px!important;line-height:1.7!important}
body .cth-assessment-hero p{font-size:17px;line-height:1.85}
body .cth-guide-entry .stage-card h2,body .cth-assessment-overview .stage-card h2{font-size:26px}
body .cth-guide-entry .stage-card p,body .cth-assessment-overview .stage-card p{font-size:16px;line-height:1.85}
body .eyebrow,body .cth-assessment-hero .eyebrow,body .cth-stage-tag,body .cth-crumb,body .field-hint,body .notice{font-size:14px}
body .hero-note,body .signal-item span,body .topic-card span,body .book-point span,body .content-card p,body .video-item p,body .principle p{font-size:16px;line-height:1.85}
body .signal-item b,body .topic-card b,body .book-point b{font-size:18px}
body .visual-label,body .section-kicker,body .book-series,body .book-status,body .video-label,body .topic-tags span,body .community-list b,body .community-caption,body .footer-copy,body .footer-links a,body .copyright{font-size:14px}
body .cth-toc-entry>a{font-size:16px;line-height:1.8}
body .video-item h3{font-size:18px}body .video-item p{font-size:16px}
body .login-card form>label:not(.check),body .form-card input:not([type=checkbox]),body .form-card select,body .cth-login-tabs button{font-size:16px}
body .login-card form>label.check{font-size:14px}
@media(max-width:760px){body .header nav,body .site-nav{gap:4px!important;flex-wrap:wrap}body .header nav>a,body .site-nav>a{padding:9px 10px!important}body .cth-guide-entry .stage-card h2{font-size:24px}}

body .cth-account-trigger,body .cth-account-options a,body .cth-account-options button{font-size:16px!important}

@media(max-width:760px){body .header{flex-direction:column!important;align-items:flex-start!important;gap:12px}body .header nav,body .site-nav{width:100%;justify-content:flex-start!important;gap:3px!important;flex-wrap:wrap!important}body .header nav>a,body .site-nav>a{display:inline-flex!important;font-size:16px!important;padding:8px!important}}

/* 20261020 reader3 */
:root{--cth-paper:#fbfaf8;--cth-cream:#fcfbf8}body:not([data-page=home]),body[data-page=home]{background:#fbfaf8!important}
body[data-page=home] .hero{background:radial-gradient(ellipse at 10% 20%,#f9f5e9aa,transparent 65%),#fbfaf8}
.cth-toc-row{display:flex;align-items:flex-start;gap:8px}.cth-toc-row>a{flex:1;min-width:0;font-size:16px;line-height:1.8;padding:9px 8px;text-decoration:none;border-radius:6px}.cth-toc-row>a[aria-current=page]{background:#f0e9d9;font-weight:600}.cth-toc-toggle{flex:0 0 32px;width:32px;height:32px;margin-top:7px;border:1px solid #ddd6c8;border-radius:6px;background:#fff;color:#88703e;font-size:21px;line-height:1;display:grid;place-items:center}.cth-toc-children{padding-left:12px}.cth-toc-children[hidden]{display:none!important}.cth-book-toc h2{font-size:18px;margin:12px 0 20px}.cth-toc-entry.cth-toc-part{border-top:1px solid #e9e4da;padding-top:12px;margin-top:12px}.cth-toc-entry.current>.cth-toc-children{display:block}.cth-toc-entry.current>.cth-toc-children[hidden]{display:none!important}
.book-v2.cth-paper-page{min-height:max(900px,calc(var(--paper-width,780px)*1.414));display:flex;flex-direction:column}.book-v2.cth-paper-page>.page{flex:1;min-height:0!important}.book-v2.cth-paper-page .cover{display:flex;flex-direction:column}.book-v2.cth-paper-page .authors{margin-top:auto;padding-top:100px}.book-v2 .back-cover{display:flex;flex-direction:column;justify-content:flex-start!important;align-items:center;padding-top:80px!important}.book-v2 .back-cover-brand{margin:0 auto;text-align:center}.book-admin-qr{margin:36px auto 0;text-align:center}.book-admin-qr img{width:190px!important;height:190px!important;object-fit:contain}.book-admin-qr p{font-size:16px;text-align:center;margin:18px 0}.book-last-invite{margin-top:auto;padding:80px 0 40px;text-align:center}.book-last-invite p{text-align:center;font-size:18px}.book-v2 .part-page{justify-content:center}
@media(max-width:760px){.book-v2.cth-paper-page{min-height:max(650px,calc(var(--paper-width,350px)*1.414))}.book-v2 .back-cover{padding-top:40px!important}.book-admin-qr img{width:160px!important;height:160px!important}.cth-toc-children{padding-left:9px}}

.book-v2 .back-cover-brand{transform:none}.book-v2 .book-admin-qr img{margin:0 auto}.book-v2 .book-last-invite{width:100%}

/* 20261020 overlay4: approved full width reader with overlay catalog */
main.cth-wide-reader{max-width:1416px;width:100%;padding:0 48px;margin:32px auto}.cth-wide-reader .cth-book-reader{display:block!important;grid-template-columns:none!important}.cth-wide-reader .cth-book-body{width:100%;min-width:0}.cth-wide-reader #chapter-content{width:100%;padding:60px clamp(30px,5vw,80px);font-size:18px;line-height:1.95}.cth-wide-reader .cth-book-pagination{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-top:24px}.cth-wide-reader .cth-book-pagination>*{text-align:center}.cth-wide-reader .book-v2.cth-paper-page{min-height:1050px}.cth-catalog-dialog[open]{display:flex;flex-direction:column;height:min(86vh,900px);overflow:hidden}.cth-catalog-dialog .catalog-heading{flex-shrink:0}.cth-catalog-dialog .catalog-scroll{flex:1;min-height:0;max-height:none}
.floating-catalog{position:fixed;right:9px;top:45vh;z-index:5;display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 8px;border:1px solid #e2dacb;border-radius:9px;background:#fffefcf2;color:#7b6849;font-size:13px;box-shadow:0 3px 15px #3025140b}.floating-catalog svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}.cth-wide-reader .cth-book-pagination{display:grid;grid-template-columns:1fr 1fr 1fr;max-width:1320px;width:calc(100% - 96px);margin:24px auto 60px;gap:12px}.cth-wide-reader .cth-book-pagination a,.cth-wide-reader .cth-book-pagination button{text-align:center;padding:16px;background:#f3efe7;border:1px solid #e8e1d5;border-radius:9px;color:#80683d;text-decoration:none}.cth-wide-reader .cth-book-pagination [hidden]{visibility:hidden;display:block}.cth-wide-reader .cth-book-pagination button{grid-column:2}.cth-catalog-dialog{position:fixed;inset:0;margin:auto;border:1px solid #e3dccf;border-radius:15px;width:min(1120px,calc(100vw - 64px));max-height:86vh;padding:0;background:#fffefb;color:#40382e;box-shadow:0 20px 80px #34291b33}.cth-catalog-dialog::backdrop{background:#302b2260}.catalog-heading{display:flex;justify-content:space-between;align-items:center;padding:25px 32px 20px;border-bottom:1px solid #ece6dc}.catalog-heading h2{font-size:26px;margin:0}.catalog-heading p{font-size:14px;color:#9b8b72;margin:2px 0 0}.catalog-heading button{align-self:flex-start;border:0;background:#f2eee6;border-radius:50%;width:35px;height:35px;font-size:26px;color:#897b65;line-height:1}.catalog-scroll{max-height:calc(86vh - 110px);overflow:auto;overscroll-behavior:contain;padding:10px 32px 30px}#toc-list{display:grid;grid-template-columns:1fr 1fr;gap:0 32px}.catalog-entry{border-bottom:1px solid #eee8de;padding:14px 0}.catalog-entry>a{display:block;color:#514632;text-decoration:none;line-height:1.75;padding:6px 9px;border-radius:5px}.catalog-part{grid-column:1/-1;border-bottom:1px solid #dbcba9;margin-top:14px}.catalog-part>a{font-weight:600;color:#967330}.catalog-sections{display:grid;gap:6px;padding:6px 9px 6px 22px}.catalog-sections a{color:#94846c;font-size:14px;text-decoration:none;line-height:1.8;padding:3px 6px;border-radius:5px}#toc-list a:hover{background:#f5f0e6}#toc-list a.current{background:#f1e6ce;color:#805e26;font-weight:600}body:has(.cth-catalog-dialog[open]){overflow:hidden}
.cth-catalog-dialog[open]{display:flex;flex-direction:column;height:min(86vh,900px);overflow:hidden}.cth-catalog-dialog .catalog-heading{flex-shrink:0}.cth-catalog-dialog .catalog-scroll{flex:1;min-height:0;max-height:none}
@media(max-width:700px){main.cth-wide-reader{padding:0 16px;margin:20px auto}.cth-wide-reader #chapter-content{padding:32px 22px;font-size:17px}.cth-wide-reader .book-v2.cth-paper-page{min-height:720px}.floating-catalog{right:8px;top:auto;bottom:22px;box-shadow:0 3px 15px #30251420}.cth-wide-reader .cth-book-pagination{padding-right:35px;gap:7px}.cth-catalog-dialog{width:calc(100% - 24px)}.cth-catalog-dialog[open]{height:88vh}.cth-catalog-dialog .catalog-heading{padding:20px}.cth-catalog-dialog .catalog-scroll{padding:8px 20px 25px}#toc-list{grid-template-columns:1fr}#toc-list .catalog-part{grid-column:1}}

/* overlay5: viewport-fixed launcher follows the actual reading card edge */
body[data-page=book] #reader-catalog-launcher{position:fixed!important;top:45vh!important;bottom:auto!important;width:52px;min-width:52px;height:76px;min-height:76px;margin:0!important;padding:10px 6px!important;display:flex!important;visibility:visible!important;opacity:1!important;z-index:100;transform:none!important;box-sizing:border-box;align-items:center;justify-content:center;line-height:1.4}
body[data-page=book] .cth-wide-reader .cth-book-pagination{width:100%;margin:24px 0 48px;padding:0;align-items:stretch;grid-auto-rows:56px}
body[data-page=book] .cth-wide-reader .cth-book-pagination>.button{display:flex!important;align-items:center;justify-content:center;align-self:stretch;box-sizing:border-box;width:100%!important;height:56px!important;min-height:56px!important;max-height:56px!important;margin:0!important;padding:12px 16px!important;line-height:1.5!important;font-size:16px!important;vertical-align:middle}
@media(max-width:700px){body[data-page=book] #reader-catalog-launcher{top:auto!important;bottom:24px!important}body[data-page=book] .cth-wide-reader .cth-book-pagination{padding-right:0;gap:8px}}
body[data-page=book] .book-v2 .book-last-invite a.button,body[data-page=book] .book-v2 .book-last-invite a.button:visited,body[data-page=book] .book-v2 .book-last-invite a.button:hover{color:#fff!important;background:#a5813d}

/* Activity instrumentation dashboard */
.cth-trend i{position:relative;overflow:hidden}.cth-trend i em{position:absolute;bottom:0;left:0;right:0;background:#8e6d30}.cth-activity-help{border:1px solid #e7dfd1;border-radius:9px;padding:12px 18px;margin:18px 0;background:#fffefb;font-size:14px}.cth-activity-help p{line-height:1.9;color:#887960}.cth-activity-legend{font-size:14px;color:#8b795b}.cth-activity-dialog{width:min(960px,calc(100vw - 32px));max-width:960px}.cth-activity-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:20px 0}.cth-activity-metrics>div{padding:12px;background:#f6f3ed;border-radius:7px;display:flex;justify-content:space-between;gap:12px}.cth-activity-metrics span{font-size:14px}.cth-event-row{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid #ece6db;padding:10px 0}.cth-event-row small{display:block;color:#9b8b70}.cth-event-row time{font-size:13px;color:#9b8b70;white-space:nowrap}.cth-table td{white-space:nowrap}.cth-table th{min-width:100px}@media(max-width:700px){.cth-activity-metrics{grid-template-columns:1fr}.cth-event-row{flex-wrap:wrap;gap:5px}}

.cth-activity-stats{grid-template-columns:repeat(5,minmax(0,1fr))!important}@media(max-width:900px){.cth-activity-stats{grid-template-columns:repeat(2,minmax(0,1fr))!important}}