:root{--ink:#243832;--muted:#6b7772;--green:#176b56;--green-dark:#0d503e;--line:#dce4dc;--paper:#f6f6ef;--white:#fff;--tint:#edf4ed;--accent:#efe1b2}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft JhengHei","PingFang TC",system-ui,sans-serif;font-size:16px;line-height:1.65}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #b28d2a;outline-offset:4px}input:focus,select:focus{outline:3px solid #aacdbd;outline-offset:1px}button{border:0}button:disabled{cursor:wait;opacity:.7}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{max-width:1100px;min-height:90px;padding:18px 32px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:23px;font-weight:750}.brand:hover{text-decoration:none}.brand-symbol{display:grid;place-items:center;background:var(--green);color:#fff;width:43px;height:43px;border-radius:12px;font-family:serif;font-size:25px}.brand small{display:block;font-size:11px;font-weight:400;letter-spacing:.18em;color:var(--muted);line-height:1.2}nav{display:flex;align-items:center;gap:25px;font-size:14px}nav a{color:var(--muted);padding:10px 0}nav [aria-current=page]{color:var(--green);font-weight:700;border-bottom:2px solid var(--green)}.main-shell{max-width:1030px;margin:0 auto;padding:52px 32px 60px}.intro .eyebrow{font-size:11px;letter-spacing:.15em;color:var(--green);font-weight:750;margin:0 0 10px}.intro h1{font-size:42px;letter-spacing:.04em;line-height:1.25;margin:0 0 13px;font-weight:700}.intro>p:last-child{margin:0 0 30px;color:var(--muted);font-size:17px}#general-search{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 30px 0;box-shadow:0 12px 32px #28453806}.query-label{display:block;font-size:14px;font-weight:650;margin-bottom:9px}.query-row{display:flex;gap:12px}.query-row input{min-width:0;flex:1;border:1px solid #c3cec4;border-radius:9px;padding:14px 17px;color:var(--ink);background:#fcfdfa;font-size:19px;min-height:59px}.query-row input::placeholder{color:#9aa39c}.primary{display:flex;justify-content:center;align-items:center;gap:24px;white-space:nowrap;min-width:146px;padding:13px 22px;border-radius:9px;background:var(--green);color:#fff;font-weight:650}.primary:hover{background:var(--green-dark)}.primary span{font-size:23px;font-weight:400}.mode-line{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted);margin:11px 0 20px}.status-dot{height:5px;width:5px;border-radius:50%;background:var(--green)}.examples{display:flex;align-items:center;flex-wrap:wrap;gap:9px;padding-bottom:25px;font-size:13px}.examples>span{margin-right:4px;color:var(--muted)}.examples button{background:var(--tint);border:1px solid #dfe8dd;color:var(--green);padding:6px 13px;border-radius:24px}.examples button:hover{background:#dfeade}.advanced{border-top:1px solid var(--line)}.advanced>summary{padding:18px 0;display:flex;align-items:center;gap:10px;list-style:none;font-size:14px;font-weight:650}.advanced>summary::-webkit-details-marker{display:none}.advanced>summary:before{content:"＋";font-size:20px;color:var(--green);font-weight:400}.advanced[open]>summary:before{content:"−"}.summary-note{margin-left:auto;color:var(--muted);font-size:11px;font-weight:400;background:#f5f6f2;border-radius:4px;padding:1px 7px}.advanced-body{padding:1px 0 25px}.advanced-controls{display:flex;align-items:center;gap:35px;padding:17px;background:#f8faf6;border-radius:9px;font-size:14px}.checkbox-label{display:flex;align-items:center;gap:8px}.checkbox-label input{width:18px;height:18px;accent-color:var(--green)}.field-label{display:flex;align-items:center;gap:13px}.field-label select{max-width:100%;padding:8px 12px;border:1px solid #cfd9cf;background:#fff;color:var(--ink);border-radius:6px;font-size:13px}.advanced-intro{font-size:13px;color:var(--muted);margin:22px 0 14px}.tips{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.tip{border:1px solid var(--line);border-radius:9px;padding:17px 16px;display:flex;flex-direction:column;align-items:flex-start}.tip h2{font-size:14px;margin:0 0 8px}.tip p{font-size:12px;color:var(--muted);margin:0 0 13px}.tip code{font-size:13px;background:var(--tint);padding:5px 8px;border-radius:4px;color:var(--green);white-space:pre-wrap;word-break:break-word}.tip small{font-size:10px;color:var(--muted);display:block;margin:10px 0 16px}.tip button{margin-top:auto;padding:0;background:none;font-size:12px;color:var(--green);font-weight:650}.tip button:hover{text-decoration:underline}.expert-help{font-size:12px;margin-top:18px;color:var(--muted)}.expert-help summary{color:var(--green)}.expert-help p{margin:8px 0}.example-feedback{font-size:12px;color:var(--green);margin:0;padding:0 0 18px}.example-feedback:empty{padding:0}.start-note{display:flex;align-items:center;justify-content:center;gap:15px;color:var(--muted);padding:40px 0 10px;font-size:14px}.book-icon{font-family:serif;color:#8fa493;border:1px solid #bdcdbd;border-radius:8px;width:40px;height:40px;display:inline-grid;place-items:center;font-size:22px}.site-footer{max-width:966px;margin:0 auto;padding:25px 0 32px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px}.site-footer p{margin:0}.site-footer summary{color:var(--muted)}.credits{max-width:630px;font-size:12px}.credits img{max-width:100%;height:auto}.empty-state{text-align:center;padding:40px 20px}.empty-state h2{font-size:20px;margin:16px 0 7px}.empty-state p{font-size:14px;color:var(--muted);margin:0 0 20px}.secondary{border:1px solid var(--line);background:#fff;padding:9px 16px;border-radius:7px;color:var(--green);font-size:13px}.secondary:hover{border-color:var(--green)}.results-section{margin-top:34px}.results-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}.results-head h2{font-size:23px;font-weight:650;margin:0 0 4px;overflow-wrap:anywhere}.results-head p{margin:0;color:var(--muted);font-size:13px}.results-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.results-actions button{white-space:nowrap}.search-provenance{font-size:13px;color:var(--green);padding:12px 16px;background:var(--tint);border-left:3px solid #aec9b7;border-radius:6px;margin-bottom:16px}.search-details{font-size:12px;color:var(--muted);margin-bottom:15px}.search-details summary{color:var(--muted)}.search-details p{margin:7px 0}.pagination{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;margin:20px 0}.pagination a,.pagination span{padding:7px 12px;border-radius:5px;background:#fff;border:1px solid var(--line)}.pagination a:hover{background:var(--tint);text-decoration:none}.pagination strong{padding:0 12px;color:var(--muted);font-weight:500}.pagination [aria-disabled=true]{color:#a6ada7;background:transparent}.results-table{display:block;width:100%;border:0;border-spacing:0}.results-table thead{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}.results-table tbody{display:flex;flex-direction:column;gap:12px}.results-table tr{display:grid;grid-template-columns:36px minmax(0,1fr);gap:12px;padding:23px 25px;background:#fff;border:1px solid var(--line);border-radius:11px}.results-table td{padding:0;vertical-align:top}.result-number{background:#eff3eb;color:#72917e;width:29px;height:29px;border-radius:50%;font-size:12px;text-align:center;line-height:29px;display:block;margin-top:1px}.corpus-text{font-size:18px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.corpus-text mark{background:var(--accent);color:inherit;border-radius:3px;padding:1px 2px}.pos-info,.matched-source p{font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;font-family:monospace;color:var(--muted)}.score-cell{display:none;color:var(--muted);font-size:11px;grid-column:2}.show-pos .score-cell{display:block}.matched-source{margin-top:13px;font-size:12px;color:var(--muted)}.matched-source p{background:#f6f8f3;padding:11px;border-radius:5px}.matched-source mark{background:var(--accent);color:inherit}.match-note{font-size:12px;color:var(--muted)}[role=alert]{border:1px solid #e8c9bd;color:#873e2e;background:#fff3ec;border-radius:10px;padding:18px;margin:25px 0}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}
@media(max-width:700px){.header-inner{padding:17px 20px;min-height:75px;flex-wrap:wrap;gap:16px}.brand{font-size:20px}.brand-symbol{width:35px;height:35px;font-size:20px}.brand small{font-size:10px}nav{width:100%;justify-content:space-between;gap:10px;font-size:12px}nav a{padding:3px 0 8px}.main-shell{padding:32px 18px 38px}.intro h1{font-size:30px}.intro>p:last-child{font-size:14px;margin-bottom:23px}.intro .eyebrow{font-size:10px}#general-search{padding:22px 18px 0;border-radius:13px}.query-row{flex-direction:column;gap:11px}.query-row input{font-size:17px;min-height:54px;padding:12px}.primary{min-height:50px;gap:13px;width:100%;padding:10px 18px}.mode-line{margin:11px 0 19px}.examples{gap:7px;font-size:12px;padding-bottom:20px}.examples>span{width:100%;margin-bottom:3px}.examples button{font-size:12px;padding:5px 10px}.advanced>summary{font-size:13px;padding:17px 0}.advanced-controls{flex-direction:column;align-items:stretch;gap:16px;padding:14px}.field-label{flex-direction:column;align-items:flex-start;gap:7px}.field-label select{width:100%}.tips{grid-template-columns:1fr}.tip h2{font-size:14px}.tip{padding:17px}.tip p{font-size:13px}.tip small{font-size:11px}.tip button{font-size:13px}.start-note{padding:28px 3px 0;font-size:12px;gap:12px}.book-icon{width:33px;height:33px;font-size:18px;flex-shrink:0}.site-footer{margin:0 18px;padding:20px 0;flex-direction:column;gap:10px}.results-section{margin-top:27px}.results-head{flex-direction:column;gap:12px}.results-head h2{font-size:21px}.results-actions{justify-content:flex-start}.results-actions button{font-size:12px}.results-table tr{grid-template-columns:26px minmax(0,1fr);gap:10px;padding:18px 15px}.result-number{width:24px;height:24px;line-height:24px;font-size:11px}.corpus-text{font-size:16px;line-height:1.85}.pagination{gap:5px;flex-wrap:wrap}.pagination a,.pagination span{padding:6px 8px}.pagination strong{padding:0 7px}.search-provenance{font-size:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.query-page{padding-top:30px}.query-page .intro .eyebrow,.query-page .intro>p:last-child,.query-page .examples{display:none}.query-page .intro h1{font-size:27px;margin-bottom:19px}.query-page #general-search{padding-top:20px}.query-page .mode-line{margin-bottom:14px}.query-page .advanced>summary{padding:14px 0}@media(max-width:700px){.query-page{padding-top:23px}.query-page .intro h1{font-size:23px;margin-bottom:17px}.query-page #general-search{padding-top:17px}.query-page .query-label{font-size:12px}.query-page .query-row input{min-height:48px;font-size:16px}.query-page .primary{min-height:45px}.query-page .results-section{margin-top:24px}.query-page .results-head h2{font-size:20px}.query-page .pagination{margin:14px 0}}

.header-inner{gap:20px}.brand{font-size:21px;flex-shrink:0}.brand small{font-size:11px;letter-spacing:.01em;line-height:1.5;margin-top:3px}.citation-link{order:3;border:1px solid #bad0be;background:var(--tint);border-radius:7px;padding:8px 12px;font-size:12px;font-weight:650;white-space:nowrap}.citation-link span{margin-left:4px}.citation-link:hover{background:#dfeade;text-decoration:none}.citation-section{margin-top:38px;padding:23px 27px;background:#fff;border:1px solid #cbdccc;border-left:4px solid var(--green);border-radius:10px;scroll-margin-top:24px}.citation-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.citation-heading h2{font-size:18px;margin:0;color:var(--green)}.citation-heading>span{font-size:11px;color:var(--muted)}.citation-intro{font-size:13px;color:var(--muted);margin:13px 0 7px}.citation-text{font-size:14px;line-height:1.85;max-width:780px;margin:0 0 13px;overflow-wrap:anywhere}.citation-paper{font-size:12px;font-weight:650;text-decoration:underline;text-underline-offset:3px}.main-shell{padding-bottom:36px}@media(max-width:700px){.header-inner{gap:14px}.brand{font-size:19px;gap:9px}.brand small{font-size:10px;letter-spacing:0}.citation-link{order:0;font-size:11px;padding:7px 9px;margin-left:auto}.citation-section{margin-top:28px;padding:20px 18px;scroll-margin-top:16px}.citation-heading{gap:4px}.citation-heading h2{font-size:17px}.citation-heading>span{width:100%;font-size:10px}.citation-text{font-size:13px}.main-shell{padding-bottom:28px}}

/* General guidance only */
.mode-line{font-size:14px;align-items:flex-start;line-height:1.6}.mode-line .status-dot{margin-top:9px;flex-shrink:0}
.cec-guide-feedback{font-size:14px;line-height:1.7;color:var(--green-dark);margin:0 0 18px;padding:11px 14px;background:var(--tint);border-radius:8px;overflow-wrap:anywhere}.cec-guide-feedback:empty{display:none}
.cec-guide{border-top:1px solid var(--line);padding:23px 0 8px}.cec-guide-heading{display:flex;justify-content:space-between;align-items:baseline;gap:16px}.cec-guide-heading h2{font-size:20px;margin:0}.cec-guide-heading a{font-size:13px;white-space:nowrap;text-decoration:underline}.cec-guide-intro{font-size:15px;color:var(--muted);margin:10px 0 21px;max-width:780px}.cec-guide-intro strong{color:var(--ink)}
.cec-guide-intent,.cec-guide-options{border-top:1px solid var(--line);padding:0 0 5px}.cec-guide-intent>summary,.cec-guide-options>summary{padding:17px 2px;font-weight:700;font-size:17px;line-height:1.6}.cec-guide-intent>summary span{display:block;font-size:14px;font-weight:400;color:var(--muted);margin-left:20px}.cec-guide-options>summary span{display:block;font-size:13px;font-weight:400;color:var(--green);margin-left:20px;overflow-wrap:anywhere}.cec-guide-intent>p,.cec-guide-options>p,.cec-guide-more>p{font-size:15px;max-width:820px;margin:8px 0 17px}.cec-guide [hidden]{display:none!important}
.cec-guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:8px 0 18px}.cec-guide-card{min-width:0;border:1px solid var(--line);border-radius:12px;padding:19px 20px;background:#fcfdfa;display:flex;flex-direction:column}.cec-guide-card h3{font-size:17px;line-height:1.6;margin:0 0 9px}.cec-guide-card p{font-size:15px;line-height:1.8;margin:0 0 10px;overflow-wrap:anywhere}.cec-guide-card .cec-guide-match{color:#145d4c}.cec-guide-card .cec-guide-miss{color:#655b42}.cec-guide-card .cec-guide-setting{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:11px;margin-top:auto}.cec-guide-card button{display:flex;flex-direction:column;align-items:flex-start;gap:5px;text-align:left;width:100%;padding:12px 14px;background:var(--tint);border:1px solid #b9d3c4;border-radius:8px;color:var(--green-dark)}.cec-guide-card button:hover{background:#e0ece2;border-color:var(--green)}.cec-guide-card button code{font-size:17px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.cec-guide-card button span{font-size:13px}.cec-guide-more{margin:12px 0 18px}.cec-guide-more>summary{font-size:15px;font-weight:650;padding:8px 2px;color:var(--green-dark)}.cec-guide-more>.cec-guide-grid{margin-top:12px}.cec-guide-note{padding:12px 15px;background:#f4f5ef;border-radius:8px;color:var(--muted)}.cec-guide-mode-warning{border-left:3px solid #b38e2f;background:#fbf7e9;padding:11px 14px}.cec-guide-options .advanced-controls{flex-wrap:wrap;gap:16px 24px;margin:8px 0 16px}.cec-guide-options .field-label select{font-size:15px}.query-page .cec-guide{padding-top:16px}.query-page .cec-guide-intro{margin-bottom:12px}
@media(max-width:700px){.cec-guide{padding-top:18px}.cec-guide-heading{align-items:flex-start;gap:10px;flex-wrap:wrap}.cec-guide-heading h2{font-size:19px}.cec-guide-heading a{font-size:13px}.cec-guide-grid{grid-template-columns:minmax(0,1fr);gap:12px}.cec-guide-card{padding:17px 16px}.cec-guide-intent>summary,.cec-guide-options>summary{font-size:16px;padding:16px 1px}.cec-guide-options .advanced-controls{align-items:flex-start;flex-direction:column;padding:14px}.cec-guide-options .field-label{flex-direction:column;align-items:flex-start;gap:6px;width:100%}.cec-guide-options .field-label select{width:100%;min-height:44px}.cec-guide-intro{font-size:15px}.mode-line{font-size:13px}.cec-guide-card button{min-height:70px}}

/* Overall help disclosure; reference link remains outside its hidden content. */
.cec-guide.cec-guide-compact{position:relative;padding:0}
.cec-guide-disclosure>summary{display:flex;align-items:center;gap:9px;list-style:none;min-height:52px;padding:13px 145px 13px 2px;color:var(--ink)}
.cec-guide-disclosure>summary::-webkit-details-marker{display:none}
.cec-guide-disclosure>summary:before{content:"▸";color:var(--green);font-size:18px;line-height:1;flex-shrink:0}
.cec-guide-disclosure[open]>summary:before{transform:rotate(90deg)}
.cec-guide-disclosure>summary h2{font-size:17px;line-height:1.5;margin:0;font-weight:700}
.cec-guide-pos-reference{position:absolute;right:0;top:0;display:flex;align-items:center;min-height:52px;font-size:13px;white-space:nowrap;text-decoration:underline;z-index:1}
.cec-guide-content{padding:0 0 8px}
.cec-guide-content>.cec-guide-intro{margin-top:0}
.query-page .cec-guide.cec-guide-compact{padding-top:0}
@media(max-width:700px){.cec-guide-disclosure>summary{min-height:48px;padding:12px 114px 12px 1px;gap:7px}.cec-guide-disclosure>summary h2{font-size:16px}.cec-guide-disclosure>summary:before{font-size:16px}.cec-guide-pos-reference{min-height:48px;font-size:12px}}