/* ClutterLearn core · UK-241 */
@font-face{font-family:'Radley';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/radley-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Radley';font-style:italic;font-weight:400;font-display:swap;src:url(fonts/radley-latin-400-italic.woff2) format('woff2')}
@font-face{font-family:'Aileron';font-style:normal;font-weight:300;font-display:swap;src:url(fonts/aileron-latin-300-normal.woff2) format('woff2')}
@font-face{font-family:'Aileron';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/aileron-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Aileron';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/aileron-latin-700-normal.woff2) format('woff2')}
:root{
 --cream:#F4F1E8;--cream2:#FBF9F3;--sage:#BFCCC4;--sage-soft:#E3E9E2;--sage-deep:#8FA496;
 --green:#153828;--green-deep:#0F2A1D;--ink:#23392C;--mut:#5C6E62;
 --rasp:#CD104D;--rasp-deep:#AD0C3F;
 --serif:'Radley',Georgia,serif;--sans:'Aileron',-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
 --w:1200px;--pad:28px;
 --sp-s:56px;--sp-m:72px;--sp-l:88px;--sp-xl:104px;
 --r-card:14px;--r-btn:10px;
 --sh-1:0 1px 2px rgba(21,56,40,.06),0 3px 10px rgba(21,56,40,.06);
}
/* ===== Astra 压制 ===== */
body.cl-body #masthead,body.cl-body #colophon,body.cl-body .ast-breadcrumbs-wrapper,
body.cl-body .entry-header,body.cl-body .ast-single-post .entry-header,
body.cl-body #ast-scroll-top,body.cl-body .ast-scroll-top-icon{display:none!important}
body.cl-body .site{margin:0}
body.cl-body .ast-container{max-width:none;padding:0;margin:0}
body.cl-body .site-content .ast-container{max-width:none}
body.cl-body .entry-content{margin:0;padding:0}
body.cl-body{margin:0;padding:0;background:var(--cream)}
body.cl-body,.cl-root,body.cl-body p,body.cl-body li{color:var(--ink);font-family:var(--sans)}
body.cl-body .cl-root :where(h1,h2,h3,h4,h5,p,ul,ol){margin:0;padding:0}
body.cl-body a{color:inherit;text-decoration:none}
body.cl-body .cl-root a{text-decoration:none;color:inherit}
body.cl-body .cl-root ul,body.cl-body .cl-root ol{list-style:none}
body.cl-body [hidden]{display:none!important}
img{max-width:100%;height:auto;display:block}
/* ===== 基元 ===== */
.cl-root{font-family:var(--sans);font-weight:400;font-size:16.5px;line-height:1.72;
 -webkit-font-smoothing:antialiased;overflow-x:clip;background:var(--cream)}
.wrap{width:100%;max-width:calc(var(--w) + var(--pad)*2);margin:0 auto;padding:0 var(--pad)}
.serif{font-family:var(--serif)}
.kicker{display:inline-flex;align-items:center;gap:10px;font-size:11px;font-weight:700;
 letter-spacing:.22em;text-transform:uppercase;color:var(--rasp)}
.kicker::before{content:"";width:22px;height:1.5px;background:currentColor;opacity:.8}
.cl-root h1{font-family:var(--serif);font-weight:400;font-size:clamp(40px,4.6vw,62px);
 line-height:1.06;color:var(--green);letter-spacing:-.005em}
.cl-root h2{font-family:var(--serif);font-weight:400;font-size:clamp(30px,3.2vw,44px);
 line-height:1.12;color:var(--green)}
.cl-root h3{font-family:var(--serif);font-weight:400;font-size:23px;line-height:1.25;color:var(--green)}
.cl-root h4{font-family:var(--sans);font-weight:700;font-size:13px;letter-spacing:.1em;
 text-transform:uppercase;color:var(--green)}
.cl-root p{margin:0}
.lead{font-size:18px;line-height:1.68;color:var(--mut);max-width:30em}
.muted{color:var(--mut)}
/* ===== 按钮（≥0,2,1 + 显式 hover）===== */
body.cl-body .cl-root .cl-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
 min-height:50px;padding:0 26px;border-radius:var(--r-btn);border:1.5px solid transparent;
 font-family:var(--sans);font-size:14px;font-weight:700;letter-spacing:.02em;cursor:pointer;
 transition:background .2s ease,color .2s ease,border-color .2s ease,transform .15s ease;text-align:center}
body.cl-body .cl-root .cl-btn svg{width:17px;height:17px;flex:none}
body.cl-body .cl-root .cl-btn:active{transform:translateY(1px)}
body.cl-body .cl-root .cl-btn.pri{background:var(--rasp);border-color:var(--rasp);color:#FFF9F4}
body.cl-body .cl-root .cl-btn.pri:hover{background:var(--rasp-deep);border-color:var(--rasp-deep)}
body.cl-body .cl-root .cl-btn.grn{background:var(--green);border-color:var(--green);color:#F2EFE6}
body.cl-body .cl-root .cl-btn.grn:hover{background:var(--green-deep);border-color:var(--green-deep)}
body.cl-body .cl-root .cl-btn.ghost{background:transparent;border-color:var(--green);color:var(--green)}
body.cl-body .cl-root .cl-btn.ghost:hover{background:var(--green);color:#F2EFE6}
body.cl-body .cl-root .cl-btn.ghostw{background:transparent;border-color:rgba(244,241,232,.55);color:var(--cream)}
body.cl-body .cl-root .cl-btn.ghostw:hover{background:var(--cream);color:var(--green);border-color:var(--cream)}
body.cl-body .cl-root .cl-btn.sm{min-height:42px;padding:0 18px;font-size:13px}
.tlink{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;
 color:var(--green);border-bottom:1.5px solid var(--sage-deep);padding-bottom:3px;transition:border-color .2s,color .2s}
.tlink svg{width:15px;height:15px}
.tlink:hover{color:var(--rasp);border-color:var(--rasp)}
/* ===== 页眉 ===== */
.cl-head{position:sticky;top:0;z-index:80;background:rgba(244,241,232,.94);
 -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
 border-bottom:1px solid rgba(21,56,40,.08);transition:box-shadow .2s}
.cl-head.scrolled{box-shadow:0 2px 14px rgba(21,56,40,.09)}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:22px;height:76px}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--green);flex:none}
.brand .cl-mark{width:30px;height:30px}
.brand .word{font-family:var(--serif);font-size:23px;letter-spacing:.005em;line-height:1}
.brand .word em{font-style:italic;color:var(--rasp)}
.nav{display:flex;align-items:center;gap:26px;font-size:14.5px;font-weight:400;color:var(--ink)}
.nav a{position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--rasp);transition:width .24s ease}
.nav a:hover::after,.nav a[aria-current="page"]::after{width:100%}
.nav a[aria-current="page"]{color:var(--green);font-weight:700}
.head-cta{flex:none}
.burger{display:none;width:44px;height:44px;border:0;background:none;color:var(--green);
 cursor:pointer;padding:0;flex:none;border-radius:8px}
.burger span{display:block;width:20px;height:2px;background:currentColor;margin:5px auto;border-radius:2px;
 transition:transform .2s,opacity .2s}
.drawer{position:fixed;inset:0;z-index:120;background:var(--cream);padding:22px 26px 40px;
 display:none;flex-direction:column;overflow-y:auto}
.drawer.open{display:flex}
.drawer-top{display:flex;justify-content:space-between;align-items:center;height:56px;margin-bottom:18px}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{font-family:var(--serif);font-size:26px;color:var(--green);padding:14px 2px;
 border-bottom:1px solid rgba(21,56,40,.1)}
.drawer .d-cta{margin-top:26px;display:flex;flex-direction:column;gap:12px}
/* ===== 段落骨架 ===== */
.sec{padding:var(--sp-xl) 0}
.sec.tight{padding:var(--sp-l) 0}
.sec-head{max-width:545px;margin-bottom:44px}
.sec-head .kicker{margin-bottom:16px}
.sec-head h2{margin-bottom:14px}
.sec-head p{color:var(--mut);font-size:17px}
/* ===== hero（内页通用）===== */
.phero{padding:64px 0 8px}
.crumb{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--mut);margin-bottom:22px}
.crumb a{color:var(--mut)}
.crumb a:hover{color:var(--rasp)}
.crumb .sep{margin:0 8px;color:var(--sage-deep)}
/* ===== 首页 hero ===== */
.cl-hero{position:relative;overflow:hidden;padding:72px 0 84px}
.cl-hero .grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.cl-hero .kicker{margin-bottom:20px}
.cl-hero h1{max-width:11em;margin-bottom:22px}
.cl-hero .lead{margin-bottom:30px}
.cl-hero .acts{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.cl-hero .note{font-size:13.5px;color:var(--mut);display:flex;gap:8px;align-items:center}
.cl-hero .note svg{width:15px;height:15px;color:var(--sage-deep)}
.cl-hero .media{position:relative}
.cl-hero .media::before{content:"";position:absolute;right:-16px;top:-16px;width:58%;height:58%;
 background:var(--sage-soft);border-radius:var(--r-card);z-index:0}
.cl-hero .media img{position:relative;z-index:1;border-radius:var(--r-card);
 aspect-ratio:5/4;object-fit:cover;width:100%;box-shadow:var(--sh-1)}
.cl-hero .media .tagchip{position:absolute;z-index:2;left:22px;bottom:22px;background:rgba(251,249,243,.95);
 border:1px solid rgba(21,56,40,.12);border-radius:10px;padding:12px 16px;display:flex;gap:11px;align-items:center}
.cl-hero .tagchip .cl-mark{width:26px;height:26px;color:var(--green)}
.cl-hero .tagchip b{display:block;font-size:13.5px;color:var(--green)}
.cl-hero .tagchip span{font-size:12px;color:var(--mut)}
/* ===== 信任带 ===== */
.trust{border-top:1px solid rgba(21,56,40,.08);border-bottom:1px solid rgba(21,56,40,.08)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-cell{padding:26px 24px;border-left:1px solid rgba(21,56,40,.08);display:flex;gap:14px;align-items:flex-start}
.trust-cell:first-child{border-left:0}
.trust-cell svg{width:24px;height:24px;color:var(--rasp);flex:none;margin-top:2px}
.trust-cell b{display:block;font-size:14.5px;color:var(--green);margin-bottom:3px}
.trust-cell span{font-size:13px;color:var(--mut);line-height:1.55}
/* ===== 方法带（深绿）===== */
.method{background:var(--green);color:var(--cream)}
.method .kicker{color:var(--sage)}
.method .sec-head h2{color:var(--cream)}
.method .sec-head p{color:#C9D4C9}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px}
.method-step{border-top:1px solid rgba(244,241,232,.22);padding-top:20px}
.method-step .n{font-family:var(--serif);font-size:34px;color:var(--sage);line-height:1}
.method-step h3{color:var(--cream);margin:10px 0 8px;font-size:22px}
.method-step p{font-size:14.5px;color:#C9D4C9;line-height:1.66}
/* ===== 课程卡 ===== */
.cgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.ccard{display:flex;flex-direction:column;background:var(--cream2);border:1px solid rgba(21,56,40,.1);
 border-radius:var(--r-card);overflow:hidden;transition:border-color .2s,box-shadow .2s,transform .2s}
.ccard:hover{border-color:var(--sage-deep);box-shadow:var(--sh-1);transform:translateY(-3px)}
.ccard .ph{position:relative;overflow:hidden;aspect-ratio:4/5;background:var(--sage-soft)}
.ccard .ph img{width:100%;height:100%;object-fit:cover;transition:transform .3s cubic-bezier(.2,.6,.2,1)}
.ccard:hover .ph img{transform:scale(1.04)}
.ccard .chip{position:absolute;top:12px;left:12px;background:rgba(21,56,40,.85);color:var(--cream);
 font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:6px 10px;border-radius:8px}
.ccard .bd{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.ccard h3{font-size:21px}
.ccard .desc{font-size:14px;color:var(--mut);line-height:1.6;flex:1}
.ccard .meta{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--sage-deep);font-weight:700}
.ccard .row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:4px;flex-wrap:wrap}
.ccard .price{font-size:15px;font-weight:700;color:var(--green)}
.ccard .price small{font-weight:400;color:var(--mut);font-size:12px}
/* ===== 服务行 ===== */
.svc-bg{background:var(--sage-soft)}
.srow{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.srow+.srow{margin-top:64px}
.srow p{max-width:545px}
.srow .media img{border-radius:var(--r-card);aspect-ratio:4/3;object-fit:cover;width:100%;box-shadow:var(--sh-1)}
.srow.rev .media{order:2}
.srow .kicker{margin-bottom:14px}
.srow h3{font-size:clamp(24px,2.4vw,32px);margin-bottom:12px}
.srow p{color:var(--mut);margin-bottom:16px}
.srow ul{margin:0 0 20px}
.srow li{position:relative;padding-left:24px;margin-bottom:8px;font-size:16px;max-width:490px}
.srow li::before{content:"";position:absolute;left:2px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--rasp)}
.srow .from{font-size:13.5px;color:var(--mut);margin-bottom:18px}
.srow .from b{color:var(--green);font-size:15px}
/* ===== 期刊卡 ===== */
.jgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.jcard{display:flex;flex-direction:column;border-radius:var(--r-card);overflow:hidden;
 background:var(--cream2);border:1px solid rgba(21,56,40,.1);transition:border-color .2s,transform .2s,box-shadow .2s}
.jcard:hover{border-color:var(--sage-deep);transform:translateY(-3px);box-shadow:var(--sh-1)}
.jcard .ph{aspect-ratio:16/10;overflow:hidden;background:var(--sage-soft)}
.jcard .ph img{width:100%;height:100%;object-fit:cover;transition:transform .3s cubic-bezier(.2,.6,.2,1)}
.jcard:hover .ph img{transform:scale(1.04)}
.jcard .bd{padding:20px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.jcard .cat{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--rasp)}
.jcard h3{font-size:20px;line-height:1.28}
.jcard p{font-size:14px;color:var(--mut);flex:1}
.jcard .t{font-size:12px;color:var(--sage-deep);letter-spacing:.08em;text-transform:uppercase;font-weight:700}
/* ===== 引言带 ===== */
.quoteband{background:var(--sage-soft)}
.quoteband .q{font-family:var(--serif);font-style:italic;font-size:clamp(24px,2.9vw,36px);
 line-height:1.35;color:var(--green);max-width:24em;margin:0 auto;text-align:center}
.quoteband .a{margin-top:18px;text-align:center;font-size:12px;letter-spacing:.2em;
 text-transform:uppercase;color:var(--sage-deep);font-weight:700}
/* ===== FAQ ===== */
.faq{max-width:820px}
.faq details{border-bottom:1px solid rgba(21,56,40,.14);background:transparent}
.faq summary{cursor:pointer;list-style:none;position:relative;padding:20px 44px 20px 0;
 font-size:16.5px;font-weight:700;color:var(--green);font-family:var(--sans)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after,.faq summary::before{content:"";position:absolute;right:8px;top:50%;background:var(--green);transition:transform .2s,opacity .2s}
.faq summary::after{width:12px;height:2px;transform:translateY(-1px)}
.faq summary::before{width:2px;height:12px;transform:translateY(-6px)}
.faq details[open] summary::before{opacity:0}
.faq .ans{padding:0 44px 22px 0;color:var(--mut);font-size:16px;line-height:1.7;max-width:505px}
.faq .ans a{color:var(--rasp);border-bottom:1px solid currentColor}
/* ===== CTA 带 ===== */
.ctaband{background:var(--green);color:var(--cream);text-align:center}
.ctaband h2{color:var(--cream);max-width:16em;margin:0 auto 14px}
.ctaband p{color:#C9D4C9;max-width:30em;margin:0 auto 30px}
.ctaband .acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.ctaband .line{margin-top:26px;font-size:14px;color:#C9D4C9;display:flex;gap:22px;justify-content:center;flex-wrap:wrap}
.ctaband .line a{display:inline-flex;gap:8px;align-items:center;color:var(--cream)}
.ctaband .line a:hover{color:var(--sage)}
.ctaband .line svg{width:15px;height:15px}
/* ===== 页脚 ===== */
.cl-foot{background:var(--green-deep);color:#BECDC0;font-size:14.5px}
.cl-foot .top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding:64px 0 48px}
.cl-foot .fbrand{display:inline-flex;align-items:center;gap:11px;color:var(--cream);margin-bottom:14px}
.cl-foot .fbrand .cl-mark{width:28px;height:28px}
.cl-foot .fbrand .word{font-family:var(--serif);font-size:21px}
.cl-foot .fbrand .word em{font-style:italic;color:var(--rasp)}
.cl-foot .about{max-width:30ch;line-height:1.7;color:#9FB4A3}
.cl-foot h5{font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;
 color:var(--cream);margin:0 0 16px}
.cl-foot a{display:inline-block;padding:4px 0;color:#BECDC0;transition:color .2s}
.cl-foot a:hover{color:var(--cream)}
.cl-foot .contactline{display:flex;gap:9px;align-items:flex-start;margin-bottom:9px;color:#BECDC0}
.cl-foot .contactline svg{width:15px;height:15px;flex:none;margin-top:3px;color:var(--sage)}
.cl-foot .bar{border-top:1px solid rgba(244,241,232,.14);padding:20px 0;display:flex;
 justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#8CA391}
.cl-foot .bar .r{display:flex;gap:20px;flex-wrap:wrap}
.cl-foot .bar button{background:none;border:0;color:#8CA391;font:inherit;cursor:pointer;padding:4px 0}
.cl-foot .bar button:hover{color:var(--cream)}
/* ===== Cookie 条 ===== */
#ck-bar{position:fixed;left:22px;bottom:22px;z-index:150;max-width:460px;background:var(--cream2);
 color:var(--ink);border:1px solid rgba(21,56,40,.16);border-radius:var(--r-card);
 box-shadow:0 16px 44px rgba(15,42,29,.22);padding:22px 24px;font-size:13.5px;line-height:1.6}
#ck-bar p{margin:0 0 14px;color:var(--ink)}
#ck-bar .prefs{display:none;margin:0 0 14px}
#ck-bar .prefs.open{display:block}
#ck-bar .prefs label{display:flex;gap:9px;align-items:flex-start;font-size:13px;margin-bottom:8px;color:var(--mut)}
#ck-bar .acts{display:flex;gap:9px;flex-wrap:wrap}
#ck-bar button{font-family:var(--sans);font-size:12px;font-weight:700;letter-spacing:.04em;
 padding:9px 15px;border-radius:9px;cursor:pointer;border:1.5px solid var(--green);
 background:transparent;color:var(--green);transition:background .2s,color .2s}
#ck-bar button.pri{background:var(--green);color:var(--cream)}
#ck-bar button.pri:hover{background:var(--green-deep);border-color:var(--green-deep)}
#ck-bar button:not(.pri):hover{background:rgba(21,56,40,.08)}
/* ===== 表单 ===== */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--green)}
.field input,.field select,.field textarea{font-family:var(--sans);font-size:15.5px;color:var(--ink);
 background:var(--cream2);border:1.5px solid rgba(21,56,40,.18);border-radius:10px;
 padding:12px 14px;outline:none;transition:border-color .2s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green)}
.field textarea{min-height:130px;resize:vertical}
.consent{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--mut)}
.consent input{width:17px;height:17px;margin-top:2px;accent-color:var(--rasp)}
.consent a{color:var(--rasp);border-bottom:1px solid currentColor}
.form-msg{display:none;grid-column:1/-1;font-size:14px;padding:13px 16px;border-radius:10px;border:1.5px solid}
.form-msg.ok{display:block;border-color:var(--sage-deep);background:var(--sage-soft);color:var(--green)}
.form-msg.err{display:block;border-color:#C56A5B;background:#F7E9E4;color:#8A3A2C}
/* ===== 课程页 ===== */
.chip-row{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:18px}
.pchip{font-size:11.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
 color:var(--green);background:var(--sage-soft);border:1px solid rgba(21,56,40,.1);
 padding:7px 12px;border-radius:8px}
.cpage{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start;padding:30px 0 20px}
.cpage h1{font-size:clamp(36px,3.9vw,52px);margin-bottom:14px}
.cpage .tag{font-size:18px;color:var(--mut);margin-bottom:24px;max-width:30em}
.pricebox{background:var(--cream2);border:1px solid rgba(21,56,40,.12);border-radius:var(--r-card);
 padding:22px 24px;margin-bottom:22px}
.pricebox .p{font-family:var(--serif);font-size:34px;color:var(--green);line-height:1}
.pricebox .p small{font-family:var(--sans);font-size:14px;color:var(--mut);font-weight:400}
.pricebox .cool{display:flex;gap:9px;align-items:center;margin-top:12px;font-size:13px;color:var(--mut)}
.pricebox .cool svg{width:16px;height:16px;color:var(--rasp);flex:none}
.cpage .acts{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.cpage .media img{border-radius:var(--r-card);aspect-ratio:4/3.4;object-fit:cover;width:100%;box-shadow:var(--sh-1)}
.gallery3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
.gallery3 img{border-radius:12px;aspect-ratio:4/4.6;object-fit:cover;width:100%;min-width:0}
.cpage .media>img{min-width:0}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:12px 30px;margin-top:8px}
.checks li{position:relative;padding-left:30px;font-size:15px;margin-bottom:6px}
.checks li svg{position:absolute;left:0;top:3px;width:17px;height:17px;color:var(--rasp)}
.steps{counter-reset:st;display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.step{background:var(--cream2);border:1px solid rgba(21,56,40,.1);border-radius:var(--r-card);padding:24px}
.step .n{font-family:var(--serif);font-size:30px;color:var(--sage-deep);line-height:1}
.step h4{margin:10px 0 7px;font-size:14px;letter-spacing:.08em}
.step p{font-size:16px;color:var(--mut);max-width:500px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:44px}
.prose{max-width:480px}
.prose h2{margin:1.9em 0 .5em;font-size:clamp(26px,2.6vw,36px)}
.prose h3{margin:1.5em 0 .4em;font-size:21px}
.prose p{margin-bottom:1.05em}
.prose ul{margin:0 0 1.1em;padding-left:0}
.prose ul li{position:relative;padding-left:24px;margin-bottom:.55em}
.prose ul li::before{content:"";position:absolute;left:2px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--rasp)}
.prose strong{font-weight:700;color:var(--green)}
.prose blockquote{margin:1.6em 0;padding:6px 0 6px 26px;border-left:3px solid var(--rasp);
 font-family:var(--serif);font-style:italic;font-size:22px;line-height:1.45;color:var(--green)}
.prose .tbl{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0}
.prose .tbl th{text-align:left;font-size:12px;letter-spacing:.12em;text-transform:uppercase;
 color:var(--green);padding:12px 14px;border-bottom:2px solid var(--green)}
.prose .tbl td{padding:13px 14px;border-bottom:1px solid rgba(21,56,40,.14);vertical-align:top}
.prose .tbl td:first-child{font-weight:700;color:var(--green)}
.spec{width:100%;border-collapse:collapse;font-size:15px;margin:8px 0 4px}
.spec th{text-align:left;font-weight:400;color:var(--mut);padding:11px 16px 11px 0;
 border-bottom:1px solid rgba(21,56,40,.14);vertical-align:top;width:42%;font-size:13.5px;
 letter-spacing:.06em;text-transform:uppercase}
.spec td{padding:11px 0;border-bottom:1px solid rgba(21,56,40,.14);vertical-align:top;font-weight:700;color:var(--green)}
/* 内页分栏头图 */
.pagehead{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:26px 0 10px}
.pagehead .rv p{max-width:505px}
.pagehead .media img{border-radius:var(--r-card);aspect-ratio:4/3;object-fit:cover;width:100%;box-shadow:var(--sh-1)}
.pagehead h1{margin-bottom:16px}
/* 长文 */
.guide{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin:44px 0}
.guide img{border-radius:var(--r-card);aspect-ratio:16/10;object-fit:cover;width:100%}
.guide p{max-width:520px}
/* 相关课程 */
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
/* ===== reveal ===== */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
html.no-js .rv{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}
 .ccard .ph img,.jcard .ph img{transition:none}}
/* ===== 响应式 ===== */
/* grid 列断链护甲：防 img(broken/长alt) 以 min-content 撑破 1fr 轨道 */
.cl-hero .media,.srow .media,.pagehead .media,.cpage .media,.ccard,.jcard,.guide,.gallery3{min-width:0}
@media (max-width:1080px){
 .cgrid{grid-template-columns:repeat(2,1fr)}
 .method-grid{grid-template-columns:repeat(2,1fr);gap:26px}
 .trust-grid{grid-template-columns:repeat(2,1fr)}
 .trust-cell{border-top:1px solid rgba(21,56,40,.08)}
 .trust-cell:nth-child(-n+2){border-top:0}
 .trust-cell:nth-child(odd){border-left:0}
 .cl-foot .top{grid-template-columns:1fr 1fr;gap:34px}
 .jgrid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
 :root{--sp-xl:72px;--sp-l:56px}
 .cl-hero .grid,.srow,.cpage,.pagehead,.guide{grid-template-columns:1fr;gap:34px}
 .srow.rev .media{order:0}
 .nav{display:none}
 .burger{display:block}
 .head-cta{display:none}
 .sec{padding:var(--sp-l) 0}
 .cl-hero{padding:44px 0 60px}
 .steps{grid-template-columns:1fr}
 .two-col{grid-template-columns:1fr;gap:26px}
 .form-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
 :root{--pad:20px}
 .cgrid,.jgrid,.trust-grid,.method-grid{grid-template-columns:1fr}
 .trust-cell{border-left:0;border-top:1px solid rgba(21,56,40,.08)}
 .trust-cell:first-child{border-top:0}
 .gallery3{grid-template-columns:1fr 1fr}
 .related{grid-template-columns:1fr}
 .cl-foot .top{grid-template-columns:1fr;gap:30px}
 #ck-bar{left:12px;right:12px;bottom:12px;max-width:none}
 .brand .word{font-size:20px}
 .checks{grid-template-columns:1fr}
 .cl-hero .media::before{right:-8px;top:-8px}
}