@charset "UTF-8";
:root{--accent:#0b78c5;--ink:#1c1c1c;--muted:#60656d;--paper:#e7e0d4;--white:#fff;--line:#1c1c1c;--soft:#f6f3ed;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}img{max-width:100%;height:auto}.wrap{width:min(calc(100% - 48px),var(--max));margin-inline:auto}.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 14px;z-index:99}.skip:focus{left:8px}.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;margin:0 0 16px}.section{padding:82px 0}.section-head{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);gap:48px;align-items:end;margin-bottom:36px}.section-head h2{font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.035em;margin:0}.section-head p{margin:0;color:var(--muted)}.site-header{position:sticky;top:0;z-index:20;background:rgba(231,224,212,.96);border-bottom:2px solid var(--line);backdrop-filter:blur(10px)}.header-inner{min-height:76px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}.brand-mark{width:38px;height:38px;border:2px solid var(--ink);border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#fff;font-weight:800}.brand-text{line-height:1.2}.brand-text strong{display:block;font-size:17px}.brand-text small{font-size:11px;color:var(--muted)}.main-nav{display:flex;justify-content:center;gap:20px;margin-left:auto}.main-nav a{font-size:14px;text-decoration:none;white-space:nowrap}.main-nav a:hover{color:var(--accent)}.header-action{margin-left:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:2px solid var(--line);border-radius:999px;padding:11px 21px;background:#fff;color:var(--ink);font-weight:700;line-height:1.35;text-decoration:none;cursor:pointer;min-height:46px;transition:background .2s,color .2s,transform .2s}.btn:hover{background:var(--accent);color:#fff;transform:translateY(-2px)}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--ink)}.btn-dark{background:var(--ink);color:#fff}.btn-dark:hover{background:var(--accent)}.btn-small{padding:8px 15px;min-height:40px;font-size:13px}.text-link{font-weight:700}.hero{min-height:680px;display:grid;align-items:center;padding:74px 0 64px;border-bottom:2px solid var(--line)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);gap:64px;align-items:center}.hero h1{font-size:clamp(42px,5.6vw,70px);line-height:1.12;letter-spacing:-.055em;margin:0 0 26px;max-width:850px}.hero-intro{font-size:18px;line-height:1.9;max-width:740px;margin:0 0 32px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-note{font-size:13px;margin:18px 0 0;color:var(--muted)}.path-board{background:#fff;border:2px solid var(--line);border-radius:24px;padding:26px;box-shadow:10px 10px 0 var(--accent);transform:rotate(1deg)}.path-board h2{font-size:20px;margin:0 0 6px}.path-board>p{font-size:13px;color:var(--muted);margin:0 0 20px}.path-list{list-style:none;margin:0;padding:0;counter-reset:path}.path-list li{counter-increment:path;display:grid;grid-template-columns:36px 1fr;gap:12px;position:relative;padding:0 0 20px}.path-list li:last-child{padding-bottom:0}.path-list li:before{content:counter(path,decimal-leading-zero);width:34px;height:34px;display:grid;place-items:center;border:2px solid var(--ink);border-radius:50%;font-size:11px;font-weight:800;background:var(--paper);z-index:1}.path-list li:not(:last-child):after{content:"";position:absolute;left:16px;top:34px;bottom:0;border-left:2px solid var(--ink)}.path-list strong{display:block;line-height:1.45}.path-list span{display:block;font-size:12px;color:var(--muted);line-height:1.5;margin-top:2px}.dark-hero{background:#17191d;color:#fff}.dark-hero .hero-intro,.dark-hero .hero-note{color:#d4d7dc}.dark-hero .path-board{color:var(--ink)}.marquee{overflow:hidden;background:var(--accent);color:#fff;border-bottom:2px solid var(--line);white-space:nowrap}.marquee-track{display:flex;width:max-content;animation:marquee 28s linear infinite}.marquee-track span{padding:12px 28px;font-weight:800;font-size:13px;letter-spacing:.08em}.marquee-track span:after{content:"✦";margin-left:56px}@keyframes marquee{to{transform:translateX(-50%)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.marquee-track{animation:none}.btn{transition:none}}
.audience-grid{display:grid;grid-template-columns:repeat(12,1fr);border-top:2px solid var(--line);border-left:2px solid var(--line)}.audience-item{grid-column:span 6;padding:28px;background:#fff;border-right:2px solid var(--line);border-bottom:2px solid var(--line)}.audience-item:nth-child(2),.audience-item:nth-child(3){background:var(--soft)}.audience-item .num{font-size:12px;font-weight:800;color:var(--accent)}.audience-item h3{font-size:23px;margin:8px 0}.audience-item p{margin:0;color:var(--muted)}.service-section{background:#fff;border-block:2px solid var(--line)}.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 50px}.service-row{display:grid;grid-template-columns:50px 1fr;gap:16px;padding:25px 0;border-top:1px solid #a8a8a8}.service-row .index{font-size:13px;font-weight:800;color:var(--accent)}.service-row h3{font-size:20px;line-height:1.4;margin:0 0 7px}.service-row p{margin:0;color:var(--muted);font-size:15px}.process{background:var(--ink);color:#fff}.process .section-head p{color:#c8c8c8}.process-list{display:grid;grid-template-columns:repeat(5,1fr);list-style:none;padding:0;margin:0;counter-reset:steps}.process-list li{padding:24px 20px 0 0;border-top:2px solid #fff;counter-increment:steps;position:relative}.process-list li:before{content:"0" counter(steps);display:block;color:var(--accent);font-size:30px;font-weight:800;margin-bottom:38px}.process-list h3{font-size:18px;margin:0 0 10px}.process-list p{font-size:14px;color:#d0d0d0;margin:0}.price-list{border-top:2px solid var(--line)}.price-item{background:#fff;border-bottom:2px solid var(--line)}.price-item summary{cursor:pointer;list-style:none;display:grid;grid-template-columns:1fr auto 34px;gap:22px;align-items:center;padding:25px 4px}.price-item summary::-webkit-details-marker{display:none}.price-item summary:after{content:"＋";font-size:26px;line-height:1}.price-item[open] summary:after{content:"−"}.price-item h3{font-size:20px;margin:0}.price-value{font-size:22px;font-weight:800;color:var(--accent);white-space:nowrap}.price-detail{display:grid;grid-template-columns:1fr 220px;gap:24px;padding:0 4px 26px}.price-detail p{margin:0;color:var(--muted)}.price-cycle{font-weight:700}.price-boundary{background:var(--soft);border-left:3px solid var(--accent);padding:16px 20px;margin-top:24px;font-size:14px}.articles-section{background:#fff;border-block:2px solid var(--line)}.article-list{border-top:2px solid var(--line)}.article-link{display:grid;grid-template-columns:42px 1fr auto;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid #a8a8a8;text-decoration:none}.article-link:hover .article-title{color:var(--accent)}.article-no{font-size:12px;font-weight:800}.article-title{font-size:19px;font-weight:750;line-height:1.5}.article-arrow{font-size:25px}.faq-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.faq-item{border-top:2px solid var(--line);padding-top:20px}.faq-item h3{font-size:19px;line-height:1.55;margin:0 0 14px}.faq-item p{font-size:15px;color:var(--muted);margin:0}.sources{display:flex;flex-wrap:wrap;gap:10px}.source-link{display:inline-flex;border:1px solid #777;border-radius:999px;padding:6px 13px;background:#fff;font-size:13px;text-decoration:none}.source-link:hover{border-color:var(--accent);color:var(--accent)}.source-note{font-size:13px;color:var(--muted);margin-top:16px}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.related-card{border:2px solid var(--line);background:#fff;border-radius:16px;padding:22px;text-decoration:none;transition:transform .2s}.related-card:hover{transform:translateY(-3px)}.related-card strong{display:block;font-size:20px}.related-card span{color:var(--muted);font-size:14px}.contact-section{background:var(--accent);color:#fff;border-top:2px solid var(--line)}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px}.contact-section h2{font-size:clamp(34px,4.6vw,56px);line-height:1.15;letter-spacing:-.04em;margin:0 0 24px}.contact-section p{max-width:580px}.wechat-line{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:28px 0}.wechat-code{font-size:28px;font-weight:850;letter-spacing:.04em}.contact-section .btn{border-color:#fff}.contact-section .btn:hover{background:#fff;color:var(--ink)}.contact-direct{font-size:14px}.contact-direct a{color:#fff}.consult-form{background:#fff;color:var(--ink);border:2px solid var(--line);border-radius:20px;padding:26px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field-full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.field input,.field select,.field textarea{width:100%;border:1.5px solid #555;border-radius:8px;background:#fff;padding:10px 12px;color:var(--ink)}.field textarea{min-height:96px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid rgba(11,120,197,.25);border-color:var(--accent)}.form-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.form-note{font-size:12px!important;color:var(--muted);margin:14px 0 0!important}.inquiry-output{margin-top:18px}.inquiry-output label{font-size:13px;font-weight:700}.inquiry-output textarea{width:100%;min-height:170px;margin-top:6px;border:1.5px solid #555;border-radius:8px;padding:12px;resize:vertical}.copy-status{min-height:25px;font-size:13px;font-weight:700;margin:8px 0 0}.site-footer{background:var(--ink);color:#fff;padding:48px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:40px}.footer-grid h2,.footer-grid h3{margin:0 0 12px}.footer-grid h2{font-size:24px}.footer-grid h3{font-size:14px}.footer-grid p,.footer-grid a{font-size:13px;color:#d2d2d2}.footer-grid a{display:block;margin:7px 0}.footer-bottom{border-top:1px solid #666;margin-top:34px;padding-top:20px;font-size:12px;color:#aaa;display:flex;justify-content:space-between;gap:20px}.legacy-links{margin-top:20px}.legacy-links summary{cursor:pointer;font-size:13px}.legacy-links a{display:inline-block;margin-right:14px}.mobile-contact{display:none}
/* article */
.article-hero{padding:66px 0 48px;border-bottom:2px solid var(--line);background:#fff}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:30px}.breadcrumbs a{color:var(--muted)}.article-hero h1{font-size:clamp(35px,5vw,58px);line-height:1.25;letter-spacing:-.04em;max-width:980px;margin:0 0 22px}.article-meta{display:flex;flex-wrap:wrap;gap:18px;color:var(--muted);font-size:13px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(240px,1fr);gap:70px;align-items:start}.article-body{background:#fff;border:2px solid var(--line);border-radius:18px;padding:clamp(24px,4vw,50px)}.direct-answer{border-left:5px solid var(--accent);padding:4px 0 4px 22px;margin-bottom:42px}.direct-answer h2{font-size:15px;color:var(--accent);margin:0 0 8px}.direct-answer p{font-size:19px;line-height:1.9;margin:0;font-weight:600}.article-body h2{font-size:29px;line-height:1.35;margin:44px 0 20px;letter-spacing:-.025em}.article-body h3{font-size:20px;line-height:1.5;margin:28px 0 10px}.article-body p{color:#3f444b}.analysis-point{padding:0 0 20px;margin-bottom:20px;border-bottom:1px solid #ccc}.analysis-point p{margin:0}.steps-list{padding-left:26px}.steps-list li{padding:0 0 16px 7px}.mistake-box{background:var(--paper);border:2px solid var(--line);border-radius:12px;padding:22px;margin-top:30px}.mistake-box h2{font-size:21px;margin:0 0 10px}.mistake-box p{margin:0}.article-sources ul{padding-left:20px}.article-sources li{margin-bottom:10px}.article-aside{position:sticky;top:105px}.aside-box{border-top:2px solid var(--line);padding:20px 0;margin-bottom:25px}.aside-box h2{font-size:17px;margin:0 0 12px}.aside-box p{font-size:14px;color:var(--muted)}.aside-box .btn{width:100%;margin-top:8px}.article-next{display:flex;justify-content:space-between;gap:20px;margin-top:34px}.article-next a{font-weight:700}.legal-content h1{font-size:clamp(36px,5vw,58px);line-height:1.25;margin:0 0 20px}.legal-content h2{font-size:25px;margin-top:36px}.legal-content p,.legal-content li{color:#3f444b}.legal-content{background:#fff;border:2px solid var(--line);border-radius:18px;padding:clamp(26px,5vw,60px);max-width:900px}.not-found{min-height:65vh;display:grid;place-items:center;text-align:center}.not-found h1{font-size:clamp(60px,12vw,140px);line-height:1;margin:0;color:var(--accent)}.not-found p{font-size:20px}.noscript{background:#fff3cd;border:2px solid #806000;padding:14px;text-align:center}
@media(max-width:1000px){.main-nav{gap:12px}.main-nav a:nth-child(3),.main-nav a:nth-child(4){display:none}.hero-grid{grid-template-columns:1fr .72fr;gap:35px}.hero h1{font-size:48px}.process-list{grid-template-columns:repeat(3,1fr);gap:30px 0}.contact-grid{gap:35px}.article-layout{gap:35px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:760px){.wrap{width:min(calc(100% - 30px),var(--max))}.section{padding:58px 0}.section-head{grid-template-columns:1fr;gap:15px;margin-bottom:26px}.site-header{position:relative}.header-inner{min-height:68px;flex-wrap:wrap;padding:12px 0;gap:12px}.brand{margin-right:auto}.brand-mark{width:34px;height:34px}.brand-text strong{font-size:16px}.header-action{margin:0}.main-nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto;padding:2px 0 4px;gap:20px}.main-nav a:nth-child(3),.main-nav a:nth-child(4){display:block}.hero{min-height:auto;padding:50px 0}.hero-grid{grid-template-columns:1fr;gap:42px}.hero h1{font-size:clamp(38px,11vw,52px);letter-spacing:-.045em}.hero-intro{font-size:16px}.path-board{transform:none;box-shadow:6px 6px 0 var(--accent);padding:22px}.marquee-track span{padding:10px 18px}.audience-item{grid-column:span 12;padding:23px}.service-grid{grid-template-columns:1fr}.process-list{grid-template-columns:1fr;gap:0}.process-list li{display:grid;grid-template-columns:52px 1fr;gap:15px;padding:20px 0}.process-list li:before{grid-row:1/3;margin:0;font-size:25px}.process-list h3{margin:0}.process-list p{grid-column:2}.price-item summary{grid-template-columns:1fr auto 24px;gap:12px}.price-item h3{font-size:17px}.price-value{font-size:17px}.price-detail{grid-template-columns:1fr;gap:10px}.article-link{grid-template-columns:28px 1fr auto;gap:10px}.article-title{font-size:17px}.faq-list{grid-template-columns:1fr;gap:28px}.related-grid{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr;gap:32px}.form-grid{grid-template-columns:1fr}.field-full{grid-column:auto}.consult-form{padding:20px}.wechat-code{font-size:25px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:6px}.article-layout{grid-template-columns:1fr}.article-aside{position:static}.article-body{padding:24px 20px}.direct-answer p{font-size:17px}.article-hero{padding:44px 0 36px}.article-next{flex-direction:column}.article-body h2{font-size:25px}.mobile-contact{display:none}}
@media(max-width:390px){.header-action .btn{font-size:12px;padding:7px 12px;min-height:38px}.brand-text small{display:none}.hero-actions .btn{width:100%}.price-item summary{grid-template-columns:1fr 24px}.price-value{grid-column:1;grid-row:2}.price-item summary:after{grid-column:2;grid-row:1/3}.article-hero h1{font-size:34px}}
@media print{.site-header,.marquee,.contact-section,.site-footer,.article-aside,.hero-actions,.mobile-contact{display:none!important}body{background:#fff}.section{padding:25px 0}.article-layout{display:block}.article-body,.legal-content{border:0;padding:0}.article-hero{background:#fff;padding:25px 0}.hero{min-height:auto}.path-board{box-shadow:none}}
.header-action{position:relative;flex:none}
.header-action .copy-status{position:absolute;right:0;top:calc(100% + 8px);z-index:40;width:max-content;max-width:240px;margin:0;min-height:0;padding:8px 12px;background:#fff;color:var(--ink);border:2px solid var(--line);border-radius:12px;box-shadow:4px 4px 0 var(--accent);line-height:1.45;text-align:left;white-space:normal}
.header-action .copy-status:empty{display:none}
.wechat-line .copy-status{flex:1 0 100%;min-height:0;margin:4px 0 0}
.wechat-line .copy-status:empty{display:none}
.phone-line{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin:6px 0 0;font-size:20px;font-weight:750}
.phone-line a{font-weight:800;letter-spacing:.02em;text-decoration:none}
.contact-section .phone-line a,.contact-section .phone-line{color:#fff}
.article-hero{text-align:center;padding:28px 0 16px;border-bottom:1px dashed #dbdbdb;background:#fff}
.article-hero h1{font-size:20px;line-height:1.45;letter-spacing:0;font-weight:500;max-width:760px;margin:0 auto 8px}
.article-meta{justify-content:center}
.breadcrumbs{margin-bottom:14px}
.article-body{border:0;border-radius:0;padding:24px 0 8px;background:transparent}
.direct-answer{border:0;padding:0;margin-bottom:8px}
.direct-answer p{font-size:14px;font-weight:400;line-height:1.9;color:#2b2b2b}
.article-body h2{font-size:16px;margin:28px 0 12px;letter-spacing:0}
.article-body h3{font-size:15px}
.article-body p,.article-body li{font-size:14px;line-height:1.9;color:#2b2b2b}
.article-next{border-top:1px dashed #dbdbdb;padding-top:16px}