/* Aivodex basic HTML prototype — local assets, no framework. */
:root{--bg:#f5f3ee;--paper:#fff;--ink:#202327;--muted:#686b71;--line:#d6d9dd;--blue:#313f56;--blue-dark:#253043;--tint:#e5e7eb;--navy:#1d222a;--radius:14px;--font:Inter,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}img,svg{max-width:100%}svg{width:22px;height:22px;flex-shrink:0}img{display:block}p,h1,h2,h3,ul,ol{margin-top:0}p{color:var(--muted);margin-bottom:20px}h1,h2,h3{line-height:1.35;letter-spacing:-.025em}h1{font-size:clamp(38px,5vw,62px);font-weight:700;margin-bottom:26px}h2{font-size:clamp(28px,3vw,40px);font-weight:650;margin-bottom:22px}h3{font-size:21px;font-weight:650;margin-bottom:12px}strong{font-weight:650}ul,ol{padding-left:22px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}[hidden]{display:none!important}.container{width:min(1200px,calc(100% - 80px));margin:auto}.section{padding:84px 0}.compact-section{padding:30px 0 64px}.section-tint{background:var(--tint)}.eyebrow{font-size:12px;letter-spacing:.12em;font-weight:650;color:var(--blue);margin:0 0 18px;line-height:1.8}.section-description{font-size:17px;line-height:1.95;max-width:540px}.accent{color:var(--blue)}.skip-link{position:fixed;top:-80px;left:12px;z-index:99;background:var(--ink);color:#fff;padding:10px 20px}.skip-link:focus{top:8px}.site-header{position:sticky;top:0;z-index:30;background:rgba(250,251,249,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:27px;font-weight:750;letter-spacing:-1.4px;white-space:nowrap}.brand-dot{color:var(--blue)}.main-nav{display:flex;align-items:center;gap:25px;font-size:13px;font-weight:550}.main-nav>a:not(.nav-cta){padding:11px 0}.main-nav a:hover,.nav-dropdown summary:hover,.main-nav [aria-current=page],.is-current{color:var(--blue)}.nav-cta{display:inline-flex;align-items:center;gap:16px;background:var(--ink);padding:10px 17px;color:#fff!important;border-radius:7px}.nav-cta:hover{background:var(--blue)}.nav-cta svg{width:17px;height:17px}.nav-dropdown{position:relative}.nav-dropdown summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:6px;padding:11px 0}.nav-dropdown summary::-webkit-details-marker{display:none}.dropdown-panel{position:absolute;top:calc(100% + 15px);left:-20px;width:220px;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 40px #17212814}.dropdown-panel>a{display:block;padding:9px 12px;border-radius:7px}.dropdown-panel>a:hover{background:var(--tint)}.dropdown-panel>a:first-child{border-bottom:1px solid var(--line);border-radius:0;margin-bottom:5px}.nav-toggle{display:none}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;border:1px solid var(--blue);border-radius:7px;background:var(--blue);color:#fff;padding:13px 21px;line-height:1.5;font-size:14px;font-weight:600;transition:background .15s,transform .15s}.button svg{width:19px;height:19px}.button:hover{background:var(--blue-dark);border-color:var(--blue-dark);transform:translateY(-1px)}.button-secondary{background:transparent;border-color:#ced1d6;color:var(--ink)}.button-secondary:hover{background:#e9ebee;border-color:#bbbfc6}.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:30px 0 22px}.text-link{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--blue)}.text-link svg{width:18px;height:18px}.text-link:hover{color:var(--blue-dark)}.quiet-link{font-size:13px;color:var(--muted)}.quiet-link:hover{color:var(--blue)}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--blue);margin-right:8px;vertical-align:middle}.home-hero{padding:65px 0 0}.hero-grid{display:grid;grid-template-columns:1.13fr 1fr;gap:70px;align-items:center}.hero-copy h1{font-size:clamp(40px,4.7vw,64px);line-height:1.3;letter-spacing:-.035em}.hero-description{max-width:620px;font-size:17px;line-height:1.95;margin-bottom:20px}.workflow-visual{position:relative;overflow:hidden;border-radius:18px;background:var(--navy);color:#fff;padding:26px 28px 22px;background-image:linear-gradient(#ffffff04 1px,transparent 1px),linear-gradient(90deg,#ffffff04 1px,transparent 1px);background-size:25px 25px}.visual-header{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;letter-spacing:.04em;color:#c0d2d8}.visual-header .status-dot{background:#a2afc6}.diagram-tag{border:1px solid #ffffff24;border-radius:4px;padding:2px 7px;font-size:10px;white-space:nowrap}.visual-caption{font-size:28px;font-weight:500;line-height:1.45;margin:26px 0 22px;letter-spacing:-.02em}.workflow-node{display:flex;align-items:center;gap:14px;padding:15px 17px;background:#2b313b;border:1px solid #ffffff18;border-radius:10px}.node-icon{display:flex;align-items:center;justify-content:center;width:37px;height:37px;border-radius:9px;background:#ffffff0c;color:#c6ccd5}.workflow-node strong{font-size:15px;display:block;line-height:1.55}.workflow-node small{font-size:10px;color:#b1c3ca;display:block;line-height:1.8;margin-top:3px}.node-order{margin-left:auto;font-size:11px;color:#9bb3bc}.workflow-connector{height:28px;display:flex;align-items:center;gap:14px;margin-left:34px}.workflow-connector>span{height:100%;width:1px;background:#91adb650}.workflow-connector small{font-size:9px;color:#a5bac2}.visual-footer{border-top:1px solid #ffffff20;padding-top:16px;margin-top:22px;display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#b1c3ca}.visual-footer svg{width:16px;height:16px}.hero-foot{margin-top:54px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px;letter-spacing:.06em}.hero-foot span:before{content:'+';margin-right:12px;color:#9ca1a9}.section-heading{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:34px}.section-heading h2{margin-bottom:13px}.section-heading p:not(.eyebrow){margin-bottom:0;max-width:680px}.section-heading>.text-link{white-space:nowrap;margin-bottom:5px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);padding:28px;display:flex;flex-direction:column;transition:border-color .2s,transform .2s}.service-card:hover{border-color:#8c96a6;transform:translateY(-3px)}.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.icon-box{background:#e5e7eb;color:var(--blue);width:43px;height:43px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.card-number{font-size:12px;color:#a3a7ad}.card-label{font-size:12px;margin-bottom:6px}.service-card h3{font-size:24px;margin-bottom:16px}.service-card>p:not(.card-label){font-size:13px;line-height:1.95;flex-grow:1}.service-card .text-link{margin-top:6px}.training-card{background:#eef1f5}.training-card .icon-box{background:#dfe4ec;color:#485468}.evidence-grid,.cooperation-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:90px}.evidence-rows>div,.cooperation-list>div{display:flex;gap:28px;padding:25px 0;border-bottom:1px solid #d4d7dc}.evidence-rows>div:first-child,.cooperation-list>div:first-child{padding-top:0}.evidence-rows>div>span,.cooperation-list>div>span{font-size:12px;color:var(--blue);padding-top:5px}.evidence-rows h3{font-size:19px}.evidence-rows p{font-size:14px;margin-bottom:0}.project-feature{display:grid;grid-template-columns:1.14fr 1fr;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--paper)}.project-feature:hover .text-link{gap:17px}.project-art{background:#e7eaee;min-height:340px;padding:27px 40px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.project-art-label,.project-art-bottom{font-size:10px;letter-spacing:.08em;color:#585e69;position:relative;z-index:1}.mini-browser{width:88%;margin:27px auto;transform:rotate(-5deg);box-shadow:15px 19px 0 #b9c0cb4d;border:1px solid #bcc1ca;border-radius:9px;overflow:hidden;background:var(--bg)}.mini-browser-top{height:22px;background:#f2f3f6;border-bottom:1px solid #d4d8de;display:flex;align-items:center;gap:4px;padding:0 10px}.mini-browser-top i{width:4px;height:4px;background:#acb3c0;border-radius:50%}.mini-browser-content{padding:18px 22px 22px}.mini-browser-content>span{font-size:12px;font-weight:750;color:var(--blue)}.mini-browser-content>b{font-size:25px;line-height:1.35;display:block;margin:18px 0}.mini-grid{display:flex;gap:8px}.mini-grid i{height:28px;flex:1;background:#e2e5ea;border-radius:3px}.project-copy{padding:48px;align-self:center}.pill{display:inline-block;font-size:11px;line-height:1.6;padding:5px 10px;background:#eceef2;color:#525965;border:1px solid #d9dde5;border-radius:5px}.project-copy h3,.project-copy h2{font-size:31px;margin:22px 0 18px}.project-copy p{font-size:14px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.guide-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--paper)}.guide-card>a{height:100%;display:flex;flex-direction:column}.guide-card:hover h3{color:var(--blue)}.guide-visual{height:180px;position:relative;padding:20px 24px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.guide-website{background:#dde2ea}.guide-seo{background:#e5e7eb}.guide-automation{background:#efe8dd}.guide-visual>span{font-size:10px;letter-spacing:.1em;color:#525861}.guide-visual>strong{font-size:23px;color:#333b4a;position:relative;z-index:1;font-weight:500;letter-spacing:-.02em}.guide-seo>strong{color:#313f56}.guide-automation>strong{color:#735a40}.visual-lines{position:absolute;right:25px;top:30px;width:95px;transform:rotate(-12deg)}.visual-lines i{display:block;margin:10px 0;background:#ffffff70;height:20px;width:100%;border:1px solid #ffffff80}.visual-lines i:nth-child(2){width:80%;margin-left:20%}.visual-lines i:nth-child(3){width:60%;margin-left:40%}.guide-card-body{padding:23px;display:flex;flex-direction:column;flex-grow:1}.card-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin-bottom:15px}.guide-card h3{font-size:20px;line-height:1.5}.guide-card p{font-size:13px;flex-grow:1;margin-bottom:18px}.cooperation-list h3{font-size:23px}.cooperation-list p{font-size:14px;margin:0}.cta-band{background:var(--navy);color:#fff;border-radius:16px;padding:45px 52px;display:flex;align-items:center;justify-content:space-between;gap:24px}.cta-band .eyebrow{color:#c6ccd5}.cta-band h2{font-size:30px;margin-bottom:13px}.cta-band p:not(.eyebrow){color:#b6c7cc;margin:0;font-size:14px}.cta-band .button{flex-shrink:0}.site-footer{padding:60px 0 0;border-top:1px solid var(--line)}.footer-top{display:grid;grid-template-columns:.8fr 1.6fr;gap:75px;padding-bottom:45px}.footer-top>div>p{font-size:13px;line-height:1.9;margin-top:20px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.footer-links h2{font-size:12px;letter-spacing:.04em;margin-bottom:19px}.footer-links a,.footer-links span{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}.footer-links a:hover{color:var(--blue)}.footer-bottom{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding:20px 0;color:#8b9696;font-size:10px}.page-hero{padding:32px 0 60px;border-bottom:1px solid var(--line)}.breadcrumb{display:flex;gap:9px;align-items:center;flex-wrap:wrap;font-size:11px;color:#838890;margin-bottom:43px}.breadcrumb a:hover{color:var(--blue)}.page-hero h1{font-size:clamp(38px,5vw,58px);max-width:880px}.page-hero>.container>.hero-description{max-width:730px}.page-hero .hero-actions{margin-bottom:0}.page-hero .pill{margin-top:8px}.situation-strip{display:flex;align-items:center;gap:28px;justify-content:space-between;flex-wrap:wrap}.situation-strip>p{font-size:12px;color:var(--ink);font-weight:600;margin:0}.situation-strip>span{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}.situation-strip svg{width:16px;height:16px;color:var(--blue)}.module-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 45px}.module{padding:27px 0;border-top:1px solid var(--line)}.module-number{display:inline-block;font-size:11px;color:var(--blue);margin-bottom:17px}.module h3{font-size:24px}.module p{font-size:15px;max-width:520px;margin-bottom:0}.module .text-link{margin-top:15px}.step-grid{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);padding:0;margin:0;gap:25px}.step-grid li{border-top:1px solid #cbcfd6;padding-top:25px}.step-number{font-size:12px;color:var(--blue);display:block;margin-bottom:16px}.step-grid h3{font-size:19px;line-height:1.6}.service-evidence{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.check-list{padding:0;list-style:none}.check-list li{display:flex;gap:10px;align-items:flex-start;padding:12px 0;color:var(--muted);font-size:14px;border-bottom:1px solid var(--line)}.check-list li svg{width:18px;height:18px;color:var(--blue);margin-top:3px}.service-price{padding:33px 38px;display:flex;justify-content:space-between;align-items:center;gap:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper)}.service-price .eyebrow{margin-bottom:6px}.service-price strong,.mode-card strong{font-size:36px;color:var(--ink);letter-spacing:-.04em}.service-price strong small,.mode-card strong small{font-size:13px;letter-spacing:0;font-weight:400;color:var(--muted);margin-left:6px}.service-price p:last-child{font-size:12px;margin:8px 0 0}.two-column{display:grid;grid-template-columns:1.45fr 1fr;gap:70px;align-items:start}.faq-list details{border-bottom:1px solid #d6d9de}.faq-list summary{padding:20px 0;display:flex;justify-content:space-between;gap:16px;list-style:none;cursor:pointer;font-size:15px;font-weight:600}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--muted)}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{font-size:14px;line-height:1.95;margin-bottom:20px}.reading-card{border:1px solid #d4d8e0;border-radius:12px;padding:32px;margin-top:30px;background:#f7f8fb}.reading-card h3{font-size:24px}.reading-card p{font-size:14px}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.mode-card{border:1px solid var(--line);border-radius:12px;padding:30px;background:var(--paper)}.mode-card h3{margin-top:22px;font-size:23px}.mode-card p{font-size:14px;margin-top:20px}.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.audience-card{padding:35px;background:var(--paper);border:1px solid var(--line);border-radius:12px}.audience-card h3{font-size:28px;margin-top:25px}.audience-card ul{font-size:14px;color:var(--muted);line-height:2}.curriculum{display:grid;grid-template-columns:1fr 1fr;gap:0 60px}.curriculum article{display:flex;gap:22px;border-top:1px solid #d0d4da;padding:28px 0}.curriculum article>span{font-size:12px;color:var(--blue);padding-top:5px}.curriculum p{font-size:14px;margin:0}.training-prices{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden}.training-prices article{padding:27px;border-right:1px solid var(--line)}.training-prices article:last-child{border:0}.training-prices h3{font-size:16px}.training-prices strong{font-size:28px;letter-spacing:-.02em}.training-prices small{font-size:12px;font-weight:400;color:var(--muted);margin-left:4px}.fine-print{font-size:12px;margin-top:20px}.notice{display:flex;gap:18px;padding:18px 23px;border:1px solid #e2d7c3;border-radius:8px;background:#f8f3e9;color:#746652;font-size:13px;line-height:1.8}.notice strong{white-space:nowrap}.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;align-items:stretch}.price-card{position:relative;display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);padding:30px 22px 22px;border-radius:12px}.price-card.recommended{border:2px solid var(--blue);padding:29px 21px 21px}.recommended-label{position:absolute;top:-16px;left:21px;background:var(--blue);color:#fff;font-size:10px;padding:4px 12px;border-radius:5px}.price-card .eyebrow{font-size:10px;margin-bottom:13px}.price-card h3{font-size:19px;min-height:52px}.price-card>strong{font-size:36px;letter-spacing:-.05em;line-height:1.3;white-space:nowrap}.price-card>strong small{font-size:12px;color:var(--muted);font-weight:400;margin-left:6px;letter-spacing:0}.price-card>p:not(.eyebrow){font-size:12px;margin:18px 0 8px;min-height:45px}.price-card .check-list{flex-grow:1;margin-bottom:22px}.price-card .check-list li{font-size:11px;padding:9px 0}.price-card .button{font-size:11px;gap:8px;padding:12px 10px}.table-wrap{overflow-x:auto;max-width:100%;border:1px solid var(--line);border-radius:12px;background:var(--paper)}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}th,td{padding:20px 25px;border-bottom:1px solid var(--line);vertical-align:top}thead th{background:#e9ebef;font-size:12px;color:#5a606a;font-weight:600}tbody th{font-weight:550;min-width:175px}tbody td{color:var(--muted)}tbody tr:last-child th,tbody tr:last-child td{border:0}.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}.filter-button{border:1px solid var(--line);background:var(--paper);padding:9px 17px;border-radius:7px;font-size:12px;color:var(--muted)}.filter-button.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}.filter-status{margin-top:0;margin-bottom:22px}.resource-note{display:flex;gap:22px;align-items:flex-start;background:#eceef2;border:1px solid #d8dde5;border-radius:10px;padding:28px;margin-top:40px}.resource-note h2{font-size:20px;margin-bottom:10px}.resource-note p{font-size:13px;margin:0}.article-hero{padding:30px 0 45px;border-bottom:1px solid var(--line)}.article-hero h1{font-size:clamp(32px,4.5vw,49px);max-width:930px}.article-hero h1>span{display:block;font-size:24px;font-weight:450;margin-top:14px;color:var(--muted);letter-spacing:0}.article-hero .hero-description{font-size:16px;max-width:780px}.article-meta{display:flex;align-items:center;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:11px;margin-top:24px}.article-layout{display:grid;grid-template-columns:235px 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