:root{--paper:var(--qa-bg);--surface:var(--qa-surface);--ink:var(--qa-text);--muted:var(--qa-muted);--line:var(--qa-line);--blue:var(--qa-blue);--soft:var(--qa-surface-2);color-scheme:light}html[data-mode=dark]{color-scheme:dark}
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.app-bar{background:var(--surface);border-top:4px solid var(--qa-blue);border-bottom:1px solid var(--line)}.app-bar__inner{max-width:1450px;padding:20px 24px;margin:auto;display:flex;gap:22px;align-items:center}.app-brand{display:flex;gap:10px;align-items:center;font-size:24px;white-space:nowrap;font-weight:850;color:var(--qa-text)}.app-brand__mark{display:grid;place-items:center;background:var(--qa-blue);color:#fff;width:39px;height:39px;border-radius:4px}.brand-en{font-size:8px;letter-spacing:1.5px;display:block}.header-slogan{margin-left:auto;color:var(--muted);font-size:12px}.header-actions{display:flex;gap:8px}.header-actions button{font-size:12px}.menu-button{display:none}.top-nav{border-top:1px solid var(--line);display:flex;justify-content:center;gap:35px;padding:12px 22px;font-size:13px}.top-nav a:hover{color:var(--blue)}.edition{max-width:1430px;margin:0 auto;padding:15px 0;font-size:10px;letter-spacing:.8px;display:flex;justify-content:space-between;color:var(--muted)}
.portal{display:grid;grid-template-columns:180px minmax(0,1fr) 248px;gap:22px;max-width:1430px;margin:auto;padding-bottom:55px}.portal>*{min-width:0}.rail-label,.eyebrow{font-size:10px;letter-spacing:1.3px;color:var(--blue);font-weight:750}.section-index a{display:grid;grid-template-columns:32px 1fr;gap:0 9px;padding:15px 0;border-bottom:1px solid var(--line);align-items:center}.section-index span{grid-row:span 2;font-size:16px;background:var(--qa-panel-3);color:var(--qa-blue);text-align:center;border-radius:5px;padding:5px}.section-index strong{font-size:14px}.section-index small{font-size:8px;letter-spacing:1px;color:var(--muted)}.rail-box{background:var(--surface);border:1px solid var(--line);padding:18px;margin-bottom:19px;border-radius:4px}.left-rail .rail-box{border:0;border-bottom:1px solid var(--line);background:transparent;padding:20px 0;border-radius:0}.rail-box h2{font-size:16px;margin:0 0 12px}.rail-box p,.rail-box small{font-size:12px;color:var(--muted)}.rail-box>a,.tool-nav a{display:block;color:var(--blue);font-size:12px;margin-top:13px}.chips{display:flex;flex-wrap:wrap;gap:7px}.chips a,.pill{padding:5px 8px;font-size:10px;background:var(--qa-panel-3);color:var(--qa-blue);border-radius:4px}.briefing{border-top:4px solid var(--qa-red)}.agenda{padding:0;list-style:none}.agenda li{border-bottom:1px solid var(--line);padding:11px 0}.agenda time{display:block;font-size:10px;color:var(--blue)}.agenda strong{display:block;font-size:13px}.agenda p{font-size:11px}.reader-order{padding-left:20px;font-size:12px}.reader-order li{padding:10px 0}.reader-order li::marker{color:var(--qa-red);font-weight:bold}
.show-cover{position:relative;min-height:455px;overflow:hidden;border-radius:4px;background:#17182b;box-shadow:var(--qa-shadow)}.show-cover>img{position:absolute;width:100%;height:100%;inset:0}.show-cover:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,11,26,.98),rgba(10,11,26,.65) 45%,rgba(10,11,26,.08))}.cover-copy{position:relative;z-index:1;padding:115px 32px 30px;color:#e8eaf6}.cover-copy h1{font-size:42px;color:#fff;margin:12px 0}.cover-copy p{font-size:14px;max-width:590px}.stage-badge{background:#b91b42;color:#fff;border-radius:4px;padding:6px 9px;font-size:10px;letter-spacing:1px}.primary{display:inline-block;background:var(--qa-blue);color:#fff;font-weight:700;border:1px solid var(--qa-line);border-radius:999px;padding:11px 20px;font-size:13px}.cover-copy .primary{margin-top:10px;background:#22d3ee;border:0;color:#141523}.edition-links{display:flex;gap:0;overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:4px;margin:16px 0}.edition-links a{flex:1;text-align:center;font-size:12px;white-space:nowrap;padding:12px 10px;border-right:1px solid var(--line)}.edition-links a:first-child{color:var(--blue);border-bottom:3px solid var(--blue)}.section-title{display:flex;align-items:baseline;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:27px;padding:15px 0}.section-title h2{font-size:20px;margin:0}.section-title h2:before{content:'';display:inline-block;width:5px;height:18px;background:var(--qa-red);vertical-align:-2px;margin-right:8px}.section-title>a{font-size:11px;color:var(--blue)}
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.tool-panel{background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--qa-red);padding:24px;border-radius:4px;margin-bottom:23px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid label{min-width:0;font-size:13px;display:flex;flex-direction:column;gap:8px}input,select{width:100%;min-width:0;background:var(--paper);color:var(--ink);padding:11px;border:1px solid var(--line);border-radius:4px}.input-hint{font-size:12px;color:var(--muted);margin:17px 0}.tool-results{border-top:1px solid var(--line);padding-top:21px;margin-top:24px;overflow-wrap:anywhere}.result-big{font-size:25px;color:var(--qa-text);line-height:1.4;display:block}.result-label{display:inline-block;background:var(--qa-panel-3);color:var(--qa-blue);padding:6px 12px;border-radius:4px}.demo-card{width:140px;height:195px;border-radius:4px;background:#fff;position:relative;overflow:hidden;border:3px solid #c4b5fd;display:grid;place-items:center;margin:15px 0}.demo-card span{font-size:88px;color:#17182b;font-weight:800}.demo-card i{position:absolute;top:0;left:0;right:0;background:repeating-linear-gradient(45deg,#332a5e 0 8px,#7c3aed 8px 16px);border-bottom:2px solid #22d3ee}.contrast-sample{font-size:18px;padding:20px;border:1px solid var(--line);margin:17px 0}.archive-list{display:grid;gap:8px}.archive-list a{padding:12px 15px;border:1px solid var(--line);background:var(--surface);font-size:13px;border-radius:5px}
.footer{border-top:4px solid var(--qa-blue);background:var(--surface);display:flex;justify-content:space-between;gap:50px;padding:35px max(24px,calc((100vw - 1400px)/2)) 100px;font-size:13px}.footer p,.footer small{color:var(--muted)}.footer nav{display:flex;flex-wrap:wrap;gap:13px 23px;max-width:660px;align-content:flex-start}dialog{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;width:min(500px,calc(100% - 30px));padding:23px}dialog::backdrop{background:#0a0b20cc}dialog header{display:flex;align-items:center;justify-content:space-between}dialog nav{display:grid;margin-top:15px}dialog nav a{padding:10px;border-bottom:1px solid var(--line)}
@media(max-width:1480px){.portal,.edition{margin-left:22px;margin-right:22px}}@media(max-width:1100px){.portal{grid-template-columns:minmax(0,1fr) 235px}.left-rail{display:none}.header-slogan{display:none}.header-actions{margin-left:auto}}
@media(max-width:760px){.portal{display:block;margin:0 15px}.right-rail{display:none}.app-bar__inner{padding:16px 15px;gap:8px}.app-brand{font-size:19px;gap:7px}.app-brand__mark{width:31px;height:31px;font-size:19px}.brand-en{font-size:5px;letter-spacing:.4px}.header-actions{gap:5px}.header-actions button{font-size:10px;padding:7px 6px}.menu-button{display:block}.top-nav{display:none}.edition{margin:0 15px;font-size:8px;padding:12px 0;gap:10px}.show-cover{min-height:405px}.cover-copy{padding:100px 20px 25px}.cover-copy h1{font-size:32px}.cover-copy p{font-size:13px}.stage-badge{font-size:8px}.edition-links a{font-size:10px;padding:12px 8px}.story-grid{display:block}.story,.story-grid .story{display:grid;grid-template-columns:88px minmax(0,1fr);gap:12px;padding:12px}.story-image img,.story-grid .story-image img{aspect-ratio:1;border-radius:4px}.story-grid .story-copy{padding:0}.story-copy h2,.story-grid h2{font-size:17px}.story-copy p{font-size:12px}.section-title h2{font-size:17px}.section-title>a{font-size:10px}.topic-grid{grid-template-columns:1fr}.page-heading h1{font-size:29px}.page-heading>p:last-child{font-size:14px}.article-body{padding:20px 18px}.article-body h2{font-size:23px}.table-scroll table{min-width:470px}.tool-panel{padding:18px}.form-grid{grid-template-columns:1fr}.result-big{font-size:22px}.footer{display:block;padding:30px 20px 105px}.footer nav{margin-top:25px;font-size:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}







/* v14 editorial Q-and-A language, not fabricated community participation. */
.portal{grid-template-columns:188px minmax(0,1fr) 248px;gap:24px}.app-bar{background:var(--qa-topbar);border-top:0;border-bottom:3px solid var(--qa-blue)}.app-brand{color:#fff}.app-brand__mark{background:var(--qa-blue);color:var(--qa-btn-text);border-radius:2px}.header-slogan{color:#c3c7cf}.header-actions button{background:transparent;border-color:#626675;color:#fff}.top-nav{border-color:#42454f;gap:29px}.top-nav a{color:#d6d9df}.top-nav a:hover{color:#fff}.edition{border-bottom:1px solid var(--line);margin-bottom:18px}
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@media(max-width:1100px){.portal{grid-template-columns:minmax(0,1fr) 235px}}
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