:root{--paper:#f7f5f0;--ink:#242823;--red:#b7432d;--green:#65715f;--muted:#64675f;--line:#d3d0c6;--sage:#e8ebe3;--dark:#262c27;--serif:Georgia,"Times New Roman","Songti SC",SimSun,serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.85 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;vertical-align:middle}
a{color:inherit;text-decoration:none;text-underline-offset:5px}
button,input,select{font:inherit}
button,a,input,select,summary{-webkit-tap-highlight-color:transparent}
button,summary{cursor:pointer}
button{color:inherit}
button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--red);outline-offset:5px}
button:disabled{cursor:default}
h1,h2,h3,p,blockquote{margin:0}
h1,h2{font-family:var(--serif);font-weight:500;line-height:1.35;letter-spacing:-.045em}
h2{font-size:clamp(30px,3vw,45px);max-width:1100px}
h3{font-size:21px;line-height:1.5;font-weight:600;letter-spacing:-.035em}
h3+p{margin-top:12px}
p{color:var(--muted)}
p+p{margin-top:16px}
em{font-style:normal;color:var(--red)}
.wrap{width:min(1248px,calc(100% - 96px));margin-inline:auto}
.module{padding-block:88px;border-bottom:1px solid var(--line);scroll-margin-top:20px}
.eyebrow{font-size:13px;letter-spacing:.16em;color:var(--green);margin-bottom:20px}
.section-intro{max-width:880px;margin-top:18px;line-height:1.9}
.small{font-size:14px}
.micro{font-size:12px;line-height:1.8;color:var(--muted)}
.accent{color:var(--red)}
.skip-link{position:fixed;top:10px;left:10px;transform:translateY(-180%);background:var(--dark);color:white;padding:12px 20px;z-index:20}
.skip-link:focus{transform:translateY(0)}
.site-header{min-height:96px;display:flex;gap:28px;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:18px;flex-shrink:0}
.brand img{width:132px;height:auto;mix-blend-mode:multiply}
.brand span{font-size:13px;color:var(--muted);padding-left:18px;border-left:1px solid #a7a89d;letter-spacing:.06em}
.header-nav{display:flex;gap:28px;align-items:center;margin-left:auto;font-size:14px;white-space:nowrap}
.header-nav a{padding:12px 0}
.header-nav a:hover{color:var(--red)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:50px;padding:12px 26px;border:1px solid var(--red);border-radius:2px;background:var(--red);color:#fffdf8;line-height:1.5;font-weight:500;font-size:15px;letter-spacing:.025em;transition:background .2s,transform .2s,box-shadow .2s}
.button:hover{background:#963925;box-shadow:0 4px 12px #6e3b2214;transform:translateY(-2px)}
.button span{font-size:21px;line-height:1}
.button-outline{background:transparent;color:var(--red)}
.button-outline:hover{background:#eee6dc}
.button-small{min-height:42px;font-size:13px;padding:9px 22px}
.button-light{color:var(--red);background:var(--paper);border-color:var(--paper)}
.button-light:hover{background:white}
.actions{display:flex;flex-wrap:wrap;gap:14px}
.hero{display:grid;grid-template-columns:1.06fr 1fr;gap:44px;padding-top:20px;padding-bottom:36px;align-items:center}
.hero-copy{padding-block:20px}
.hero .eyebrow{font-size:15px;letter-spacing:.14em;margin-bottom:17px}
.hero h1{font-size:clamp(40px,4.2vw,61px);line-height:1.35;letter-spacing:-.065em}
.hero h1 span{display:block}
.hero .english{font-size:clamp(68px,7.4vw,108px);letter-spacing:-.055em;line-height:1.1;margin-bottom:6px}
.hero-description{font-size:16px;line-height:1.9;max-width:485px;margin-top:23px;margin-bottom:28px}
.hero-versions{font-size:13px;letter-spacing:.07em;color:var(--green);border-top:1px solid #aaa99e;margin-top:32px;padding-top:17px;max-width:455px}
.hero-versions span{padding-inline:12px}
.hero .micro{font-size:11px;margin-top:10px}
.hero-media{position:relative;min-width:0;align-self:stretch;min-height:535px}
.hero-photo{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}
.hero-report{position:absolute;left:8%;bottom:9%;width:44%;height:auto;transform:rotate(-6deg);box-shadow:0 10px 34px #171a156b}
.intro-strip{display:grid;grid-template-columns:repeat(3,1fr);padding-block:27px;border-top:1px solid #b9b9ad;border-bottom:1px solid var(--line)}
.intro-strip a{display:grid;grid-template-columns:54px 1fr;column-gap:16px;padding-inline:30px;border-right:1px solid var(--line);align-content:start}
.intro-strip a:first-child{padding-left:0}
.intro-strip a:last-child{border-right:0;padding-right:0}
.intro-strip b{font:46px/1 var(--serif);color:var(--red);grid-row:span 2;letter-spacing:-.06em}
.intro-strip strong{font-size:16px;line-height:1.4;font-weight:600}
.intro-strip span{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.7}
.intro-strip a:hover strong{color:var(--red)}
.contents{padding-block:18px;border-bottom:1px solid var(--line);font-size:13px}
.contents summary{padding-block:5px;color:var(--ink);list-style-position:inside}
.contents summary span{color:var(--muted);margin-left:16px;font-size:12px}
.contents details div{display:flex;flex-wrap:wrap;gap:6px 26px;padding-top:18px;padding-bottom:8px}
.contents a{padding:4px 0;color:var(--muted)}
.contents a:hover{color:var(--red);text-decoration:underline}
.columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:42px;margin-top:38px}
.columns>article{min-width:0;padding-right:38px;border-right:1px solid var(--line)}
.columns>article:last-child{padding-right:0;border-right:0}
.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.four{grid-template-columns:repeat(4,minmax(0,1fr));gap:30px}
.columns p{font-size:14px;line-height:1.9}
.number{font:64px/1 var(--serif);color:var(--red);letter-spacing:-.06em;display:block;margin-bottom:20px}
.entry-columns h3{font-size:26px}
.entry-columns .number{float:left;margin-right:24px;margin-bottom:8px;font-size:70px}
.entry-columns h3+p{margin-top:18px;clear:both}
.domain{font:clamp(25px,3vw,40px)/1.3 var(--serif);color:var(--ink);padding:24px 0;border-bottom:1px solid var(--line);margin-bottom:16px}
.entry-traits{color:var(--green);padding-block:24px;font-size:13px!important}
.entry-traits span{color:#b0b1a6;padding-inline:10px}
.entry-columns .button{margin-top:4px}
.note{margin-top:32px;border-left:2px solid var(--red);background:#eeeae24f;padding:16px 22px;color:var(--muted);font-size:13px;line-height:1.9}
.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px 56px;align-items:start}
.about-layout>div:first-child p:not(.eyebrow){margin-top:22px;font-size:15px}
.about-image{width:100%;height:340px;object-fit:cover}
.definition{border-top:1px solid var(--line);padding-top:24px}
.definition h3{color:var(--green);font-size:21px}
.definition p{font-size:14px}
.line-icon{width:45px;height:45px;margin-bottom:22px}
.principle-grid{padding-top:25px;border-top:1px solid var(--line)}
.principle-grid h3{font-size:20px}
.steps .number{padding-bottom:20px;border-bottom:1px solid var(--line)}
.steps h3{font-size:21px}
.action-strip{margin-top:38px;background:var(--red);padding:22px 26px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.action-strip p{color:#fff5e8;font-size:14px}
.action-strip .button{flex-shrink:0}
.report-layout{display:grid;grid-template-columns:.85fr 1.1fr;gap:24px 72px;align-items:start}
.report-paper{grid-row:span 4;width:min(100%,390px);justify-self:center;transform:rotate(-3deg);box-shadow:0 6px 24px #282d2420;margin-top:30px}
.report-layout>div p:not(.eyebrow){margin-top:20px;font-size:15px}
.report-layout article{border-top:1px solid var(--line);padding-top:22px}
.report-layout article h3{font-size:20px}
.report-layout article p{font-size:14px}
.report-layout .note{grid-column:1/-1;margin-top:14px}
.dark-section{background:var(--dark);padding-inline:max(48px,calc((100% - 1248px)/2));border:0;color:var(--paper)}
.dark-section .eyebrow{color:#c3ceb6}
.dark-section h2 em{color:#ec937b}
.dark-section p{color:#d4d9cc}
.dark-section .section-intro{max-width:820px}
.ai-display{font:clamp(60px,8vw,120px)/1.2 var(--serif);letter-spacing:-.045em;margin-top:34px;padding-bottom:30px;border-bottom:1px solid #596051}
.ai-display span{color:#ed8060;padding-inline:20px}
.ai-columns{margin-top:34px;gap:56px}
.ai-columns>article{border-color:#596051}
.ai-columns h3{font-family:var(--serif);font-weight:500;font-size:27px;color:var(--paper)}
.ai-columns .eyebrow{font:12px/1.8 var(--serif);letter-spacing:.2em;margin-bottom:12px}
.dark-note{border-top:1px solid #596051;margin-top:34px;padding-top:25px;color:#e2e7d9;font-size:14px}
.dark-section>.micro{margin-top:16px;color:#aeb9a2}
.pricing-grid{gap:0;border-top:1px solid var(--line)}
.pricing-grid>article{padding:28px 32px 24px}
.pricing-grid>article:first-child{padding-left:0}
.pricing-grid>article:last-child{padding-right:26px}
.pricing-grid h3{font:30px/1.3 var(--serif);letter-spacing:-.04em}
.pricing-grid h3+p{font-size:13px;min-height:50px}
.price{font:82px/1.3 var(--serif)!important;color:var(--red);letter-spacing:-.07em;margin-top:18px}
.price small{font:13px/1.7 var(--sans);letter-spacing:0;color:var(--muted)}
.pricing-grid ul{list-style-type:'—  ';padding-left:18px;font-size:13px;color:var(--muted);margin-block:18px 28px;min-height:100px;line-height:2}
.pricing-grid .button{width:100%;font-size:14px;justify-content:space-between;padding-inline:20px}
.price-featured{background:var(--sage)}
.calculator{display:grid;grid-template-columns:1.15fr 1fr 1fr .7fr;gap:24px;align-items:center;border-block:1px solid var(--line);padding:28px 0;margin-top:34px}
.calculator h3{font-size:23px}
.calculator div p{font-size:12px;max-width:210px;margin-top:6px}
.calculator label{font-size:12px;display:block;color:var(--muted)}
.calculator input,.calculator select{width:100%;background:transparent;border:1px solid #a9ac9f;padding:11px 12px;border-radius:2px;color:var(--ink);font-size:16px;margin-top:8px;height:48px}
.calculator input:invalid{border-color:var(--red)}
.calculator output{font:52px/1.3 var(--serif);letter-spacing:-.055em;color:var(--red);text-align:right;overflow-wrap:anywhere}
.calculator>.micro{grid-column:2/-1;margin-top:-8px}
.table-shell{overflow-x:auto}
.comparison{border-collapse:collapse;width:100%;min-width:630px;text-align:left;font-size:14px;scroll-margin-top:100px}
.comparison caption{text-align:left;caption-side:top;margin-bottom:32px}
.comparison caption p{margin-top:18px;max-width:890px;font-size:16px}
.comparison th,.comparison td{padding:24px 26px;border-bottom:1px solid var(--line);vertical-align:top;font-weight:400;border-right:1px solid #dfdcd4;line-height:1.9}
.comparison tr>*:last-child{border-right:0}
.comparison thead th{border-top:2px solid var(--red);background:#eeece5;color:var(--green);font-size:14px}
.comparison tbody th{font:24px/1.7 var(--serif);width:21%}
.comparison tbody tr:nth-child(even){background:#ffffff69}
.comparison td{color:var(--muted)}
.table-note{font-size:12px;padding-top:18px;min-width:0}
.accuracy-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:24px 74px}
.accuracy-layout>div{grid-row:span 3}
.accuracy-layout>div>p:not(.eyebrow){margin-top:24px;font-size:15px}
.accuracy-layout>div>img{margin-top:26px;height:190px;width:100%;object-fit:cover}
.accuracy-layout>article{display:grid;grid-template-columns:70px 1fr;gap:0 20px;border-bottom:1px solid var(--line);padding-bottom:24px}
.accuracy-layout>article .number{grid-row:span 2;font-size:58px;margin-bottom:0}
.accuracy-layout>article p{font-size:14px;margin-top:10px}
.accuracy-conclusion{grid-column:1/-1;border-top:1px solid var(--line);padding-top:25px;margin-top:8px;font:29px/1.5 var(--serif);color:var(--green)}
.privacy-section{display:grid;grid-template-columns:1.05fr 1fr;gap:24px 90px;background:var(--sage);padding-inline:max(48px,calc((100% - 1248px)/2));border:0}
.privacy-section>div{grid-row:span 4;align-self:center}
.privacy-icon{width:90px;height:90px;margin-bottom:30px}
.privacy-section>div>p:not(.eyebrow){max-width:470px;margin-top:24px;font-size:15px}
.privacy-section article{border-bottom:1px solid #c0c7b9;padding-bottom:22px}
.privacy-section article p{font-size:14px}
.privacy-section article h3{font-size:20px}
.revision-grid .number{margin-bottom:24px}
.editorial-quote{display:grid;grid-template-columns:1.5fr 1fr;gap:44px;align-items:center;margin-top:40px}
.editorial-quote img{width:100%;height:260px;object-fit:cover}
.editorial-quote blockquote{font:30px/1.7 var(--serif);letter-spacing:-.04em;border-left:1px solid var(--line);padding-left:35px}
.editorial-quote em{display:block}
.scenario-grid{gap:28px}
.scenario-grid>article{border:0;padding:0}
.scenario-grid img{width:100%;height:230px;object-fit:cover}
.scenario-grid h3{font:23px/1.6 var(--serif);margin-top:24px}
.scenario-grid p{font-size:14px}
.perspectives-grid article{padding-top:15px}
.perspectives-grid h3{font-size:19px}
.perspectives-grid h3+p{font-size:13px}
.perspectives-grid blockquote{font:22px/1.9 var(--serif);margin-top:28px;padding-top:22px;border-top:1px solid var(--line);color:var(--ink)}
.faq-layout{display:grid;grid-template-columns:.8fr 1.25fr;gap:0 90px;align-items:start}
.faq-heading{grid-row:span 12;position:sticky;top:40px}
.faq-heading h2{font-size:43px}
.faq-heading>p:last-child{font-size:14px;margin-top:24px;max-width:340px}
.faq-layout>details{border-top:1px solid var(--line);padding-block:20px}
.faq-layout>details:last-child{border-bottom:1px solid var(--line)}
.faq-layout summary{position:relative;list-style-type:'';font-size:17px;padding-right:32px;color:var(--ink);line-height:1.65;min-height:28px}
.faq-layout summary::-webkit-details-marker{color:var(--red)}
.faq-layout summary:after{content:'+';font:26px/1 var(--serif);color:var(--red);position:absolute;right:0;top:0}
.faq-layout details[open] summary:after{content:'−'}
.faq-layout details p{font-size:14px;line-height:1.95;padding-top:18px;padding-bottom:4px;max-width:650px}
.final-layout{display:grid;grid-template-columns:1.05fr 1fr;column-gap:68px;align-items:start;border-bottom:0}
.final-layout>.eyebrow{grid-column:1}
.final-layout h2{font-size:50px;grid-column:1}
.final-layout>p:not(.eyebrow){grid-column:1;font-size:14px;margin-top:22px}
.checklist{grid-column:1;padding-block:24px 30px}
.checklist label{display:flex;gap:12px;align-items:center;margin-top:12px;font-size:15px;cursor:pointer}
.checklist input{width:20px;height:20px;accent-color:var(--green);flex-shrink:0}
.final-layout>.actions{grid-column:1;margin-top:4px}
.final-image{grid-column:2;grid-row:1/7;align-self:stretch;width:100%;height:100%;max-height:530px;min-height:420px;object-fit:cover}
.sources{font-size:12px;border-top:1px solid var(--line);padding-block:20px 28px}
.sources summary{color:var(--green)}
.sources summary span{float:right;color:var(--muted)}
.sources p{padding-top:18px;line-height:1.9}
.site-footer{background:var(--dark);color:var(--paper);padding:48px max(48px,calc((100% - 1248px)/2)) 24px;display:grid;grid-template-columns:1.1fr 1.8fr 1fr;gap:28px 44px;font-size:12px}
.site-footer p{color:#c4ccbb}
.wordmark{font:38px/1 var(--serif);color:var(--paper)!important;letter-spacing:-.04em}
.wordmark span{display:block;font:12px/2.5 var(--sans);letter-spacing:.1em}
.site-footer .footer-label{font-size:13px;color:var(--paper);margin-bottom:14px}
.site-footer p+p{margin-top:10px}
.service-time{font:27px/1.4 var(--serif);color:#f4f2e9!important;white-space:nowrap}
.footer-controls{grid-column:1/-1;display:flex;gap:12px;flex-wrap:wrap;padding-block:18px;border-block:1px solid #50574b}
.footer-controls button{background:transparent;color:#d5dccb;border:1px solid #727a68;padding:7px 18px;border-radius:2px;font-size:12px}
.footer-controls button:hover{background:#363e33}
.footer-bottom{grid-column:1/-1;font-size:11px}
.footer-bottom span{float:right;color:#acb59f}
.back-top{position:fixed;right:22px;bottom:24px;width:42px;height:42px;border:1px solid var(--line);background:#f7f5f0eb;color:var(--red);font-size:22px;border-radius:50%;box-shadow:0 2px 10px #282d2410;z-index:5}
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