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16px;font-size:14.5px}.side-index a{border-top:1px solid var(--border);color:var(--muted);padding:10px 0;font-size:12.5px;transition:color .15s;display:block}.side-index a:hover{color:var(--accent)}.article-header{max-width:780px;padding:60px 0 40px}.article-header h1{letter-spacing:-.01em;color:var(--text);margin:0;font-size:clamp(30px,4.6vw,50px);font-weight:700;line-height:1.18}.article-header .article-meta{color:var(--dim);letter-spacing:.03em;gap:14px;margin-top:20px;font-size:11.5px;display:flex}.prose-content{max-width:760px;padding-bottom:76px}.prose-content h2{color:var(--text);align-items:baseline;gap:10px;margin:42px 0 16px;font-size:23px;font-weight:700;display:flex}.prose-content h2:before{content:"";background:var(--accent);border-radius:99px;flex:none;align-self:center;width:3px;height:.85em}.prose-content p,.prose-content li{color:var(--text-soft);font-size:15.5px;line-height:1.95}.prose-content ul,.prose-content ol{padding-left:22px}.prose-content blockquote{border-radius:0 var(--radius-input) var(--radius-input) 0;color:#6b6155;background:#faf6f2;border-left:3px solid #d98c6a;margin:26px 0;padding:16px 20px;line-height:1.8}.timeline{display:grid;position:relative}.timeline:before{background:var(--border-strong);content:"";width:1px;position:absolute;top:12px;bottom:12px;left:92px}.timeline-item{grid-template-columns:92px 1fr;gap:40px;padding:0 0 40px;display:grid}.timeline-date{color:var(--accent);font-size:13px;font-weight:650;position:relative}.timeline-date:after{border:2px solid var(--accent);background:var(--bg);content:"";border-radius:50%;width:9px;height:9px;position:absolute;top:5px;right:-45px}.timeline-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow-card);padding:24px;transition:background .15s}.timeline-card:hover{background:var(--surface-2)}.timeline-card h2{color:var(--text);margin:0 0 8px;font-size:17.5px;font-weight:700}.timeline-card p{color:var(--muted);margin:0;font-size:13.5px;line-height:1.8}.timeline-card .tag-row{margin:0 0 12px}.timeline-card .tag-row span{color:var(--ok);background:var(--ok-soft);border-radius:999px;padding:3px 10px}.timeline-card h2 a{color:inherit}.timeline-card h2 a:hover{color:var(--accent)}.intro-page{background:var(--bg)}.intro-hero{border-bottom:1px solid var(--border);background:radial-gradient(ellipse 80% 60% at 12% 0%, #c15f3c14, transparent 55%), linear-gradient(180deg, #faf8f3 0%, var(--bg) 100%);padding:72px 0 52px}.intro-hero-inner,.intro-narrow{max-width:760px}.intro-hero h1{letter-spacing:-.01em;color:var(--text);margin:0;font-size:clamp(34px,5vw,50px);font-weight:700;line-height:1.2}.intro-lede{color:var(--muted);margin:18px 0 0;font-size:15.5px;line-height:1.85}.intro-lede-strong{max-width:640px;color:var(--text-soft);font-family:"Source Serif 4",Georgia,Songti SC,serif;font-size:clamp(18px,2.2vw,22px);font-weight:600;line-height:1.65}.intro-section{border-bottom:1px solid var(--border);padding:56px 0}.intro-section:last-child{border-bottom:0}.intro-section-soft{background:var(--surface-2)}.intro-block-head{margin-bottom:22px}.intro-block-head span{color:var(--accent);letter-spacing:.06em;margin-bottom:10px;font-size:12px;font-weight:650;display:block}.intro-block-head h2{color:var(--text);margin:0;font-size:clamp(24px,3vw,30px);font-weight:700;line-height:1.3}.intro-plain{color:var(--text-soft);margin:0;font-size:16px;line-height:1.9}.intro-note{color:var(--muted);margin:0 0 8px;font-size:14px;line-height:1.8}.intro-deliverable{border-left:3px solid var(--accent);background:var(--accent-soft);color:var(--text-soft);margin:28px 0 0;padding:18px 20px;font-size:14.5px;line-height:1.85}.intro-essence{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px;display:grid}.intro-essence article{border-top:2px solid var(--accent);background:var(--surface);align-content:start;gap:8px;padding:22px 20px;display:grid}.intro-essence em{color:var(--accent);letter-spacing:.06em;font-size:12px;font-style:normal;font-weight:700}.intro-essence h3{color:var(--text);margin:0;font-size:20px;font-weight:700}.intro-essence p{color:var(--muted);margin:0;font-size:13.5px;line-height:1.75}.intro-problem{color:var(--text-soft);margin:0 0 22px;font-size:15.5px;line-height:1.9}.intro-example-steps{border-top:1px solid var(--border-strong);gap:0;margin:0;padding:0;list-style:none;display:grid}.intro-example-steps li{border-bottom:1px solid var(--border);grid-template-columns:64px 1fr;gap:18px;padding:18px 0;display:grid}.intro-example-steps strong{color:var(--accent);padding-top:2px;font-size:14px;font-weight:700}.intro-example-steps p{color:var(--text-soft);margin:0;font-size:14.5px;line-height:1.85}.intro-takeaway{border:1px solid var(--border);border-radius:var(--radius-input);background:var(--surface);color:var(--text);margin:22px 0 0;padding:18px 20px;font-family:"Source Serif 4",Georgia,Songti SC,serif;font-size:16.5px;font-weight:600;line-height:1.7}.intro-contrast{border-top:1px solid var(--border-strong);gap:0;margin:0;padding:0;list-style:none;display:grid}.intro-contrast li{border-bottom:1px solid var(--border);grid-template-columns:120px 1fr;gap:20px;padding:16px 0;display:grid}.intro-contrast strong{color:var(--text);font-size:14.5px;font-weight:650}.intro-contrast span{color:var(--muted);font-size:14.5px;line-height:1.75}.intro-loop{border-top:1px solid var(--border-strong);gap:0;margin:0;padding:0;list-style:none;display:grid}.intro-loop li{border-bottom:1px solid var(--border);grid-template-columns:56px 1fr;gap:20px;padding:22px 0;display:grid}.intro-loop em{color:var(--accent);letter-spacing:.04em;padding-top:3px;font-size:13px;font-style:normal;font-weight:700}.intro-loop h3{color:var(--text);margin:0 0 8px;font-size:18px;font-weight:700}.intro-loop p{color:var(--muted);margin:0;font-size:14px;line-height:1.8}.intro-rows{border-top:1px solid var(--border-strong);gap:0;margin:0;padding:0;list-style:none;display:grid}.intro-rows li{border-bottom:1px solid var(--border);grid-template-columns:110px minmax(0,1.2fr) minmax(0,1fr);align-items:baseline;gap:18px;padding:16px 0;display:grid}.intro-rows strong{color:var(--text);font-size:14.5px;font-weight:650}.intro-rows span{color:var(--text-soft);font-size:14px;line-height:1.7}.intro-rows small{color:var(--dim);font-size:12.5px;line-height:1.6}.intro-rows-audience li{grid-template-columns:120px 1fr}.intro-next{grid-template-columns:1fr 1fr;gap:16px;display:grid}.intro-next article{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);align-content:start;gap:10px;padding:28px;display:grid}.intro-next h3{color:var(--text);margin:0;font-size:18px;font-weight:700}.intro-next p{color:var(--muted);margin:0 0 8px;font-size:14px;line-height:1.75}.intro-next .button{justify-self:start}.competition-year-bar{align-items:end;margin-bottom:0}.competition-year-bar strong{color:var(--text);margin-top:6px;font-size:18px;display:block}.timeline-edition-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.timeline-edition-list li{gap:2px;display:grid}.timeline-edition-list a{color:var(--text);font-size:15px;font-weight:650}.timeline-edition-list a:hover{color:var(--accent)}.timeline-edition-list span{color:var(--muted);font-size:12.5px;line-height:1.65}.competition-catalog{gap:18px;display:grid}.competition-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow-card);padding:28px;scroll-margin-top:88px}.competition-card-head{justify-content:space-between;align-items:start;gap:20px;margin-bottom:18px;display:flex}.competition-card-head h2{color:var(--text);margin:6px 0 0;font-size:22px;font-weight:700}.competition-badges{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.competition-badges span{background:var(--surface-2);color:var(--muted);white-space:nowrap;border-radius:999px;padding:4px 10px;font-size:11px;font-weight:550}.competition-badges .status-ok{color:var(--ok);background:var(--ok-soft)}.competition-badges .status-warn{color:#b0792a;background:#f7efdf}.competition-badges .status-muted{color:var(--dim);background:var(--surface-2)}.competition-meta{border-block:1px solid var(--border);grid-template-columns:repeat(3,1fr);gap:14px 18px;margin:0 0 18px;padding:18px 0;display:grid}.competition-meta dt{color:var(--dim);letter-spacing:.04em;margin:0 0 4px;font-size:11px}.competition-meta dd{color:var(--text-soft);margin:0;font-size:13px;line-height:1.65}.competition-rules,.competition-value,.competition-audience,.competition-note{color:var(--muted);margin:0 0 10px;font-size:13.5px;line-height:1.8}.competition-value strong,.competition-audience strong{color:var(--text);margin-right:8px;font-weight:650}.competition-note{border-radius:var(--radius-input);background:var(--surface-2);color:var(--dim);padding:12px 14px;font-size:12.5px}.competition-actions{flex-wrap:wrap;align-items:center;gap:14px;margin-top:16px;display:flex}.competition-disclaimer{color:var(--dim);margin:28px 0 0;font-size:12.5px;line-height:1.75}.pricing-grid{grid-template-columns:repeat(3,1fr);align-items:stretch;gap:16px;display:grid}.price-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow-card);flex-direction:column;padding:28px;transition:background .15s;display:flex}.price-card:hover{background:var(--surface-2)}.price-card.featured{border-color:var(--accent-line);box-shadow:var(--shadow-pop)}.price-card .plan-badge{background:var(--accent-soft);color:var(--accent);letter-spacing:.05em;border-radius:999px;align-self:flex-start;padding:4px 11px;font-size:10.5px;font-weight:650}.price-card h2{color:var(--text);margin:24px 0 6px;font-size:21px;font-weight:700}.price-card .price{color:var(--text);font-family:"Source Serif 4",Georgia,serif;font-size:34px;font-weight:700}.price-card>p{min-height:48px;color:var(--muted);margin:12px 0 18px;font-size:12.5px;line-height:1.7}.price-card ul{border-top:1px solid var(--border);gap:10px;min-height:100px;margin:0 0 24px;padding:18px 0 0;list-style:none;display:grid}.price-card li{color:var(--text-soft);font-size:12.5px}.price-card li:before{color:var(--ok);content:"✓";margin-right:8px;font-weight:700}.price-card .button{width:100%;margin-top:auto}.faq-list{border-top:1px solid var(--border)}.faq-item{border-bottom:1px solid var(--border);padding:24px 0}.faq-item h3{color:var(--text);margin:0 0 8px;font-size:15.5px;font-weight:650}.faq-item p{color:var(--muted);margin:0;font-size:13.5px;line-height:1.8}.about-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.about-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);min-height:220px;box-shadow:var(--shadow-card);padding:28px;transition:background .15s}.about-card:hover{background:var(--surface-2)}.about-card h2{color:var(--text);margin:0 0 14px;font-size:20px;font-weight:700}.about-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.9}.manifesto{border-block:1px solid var(--border);text-align:center;padding:52px 0}.manifesto p{max-width:760px;color:var(--text);margin:0 auto;font-family:"Source Serif 4",Georgia,Songti SC,serif;font-size:clamp(22px,3.4vw,36px);font-weight:600;line-height:1.45}.site-footer{border-top:1px solid var(--border);background:var(--surface);margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:48px;padding:54px 0 40px;display:grid}.footer-note{max-width:280px;color:var(--dim);margin:20px 0 0;font-size:12.5px;line-height:1.8}.footer-links{grid-template-columns:1fr 1fr;justify-self:end;gap:36px;display:grid}.footer-links div{align-content:start;gap:11px;min-width:120px;display:grid}.footer-links a{color:var(--muted);font-size:12.5px;transition:color .15s}.footer-links a:hover{color:var(--accent)}.footer-label{color:var(--dim);letter-spacing:.1em;margin-bottom:3px;font-size:10.5px;font-weight:650}.footer-bottom{border-top:1px solid var(--border);color:var(--dim);letter-spacing:.03em;justify-content:space-between;padding:16px 0 20px;font-size:10.5px;display:flex}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.nav-user{align-items:center;gap:10px;margin-left:10px;display:inline-flex}.nav-account{border:1px solid var(--border);border-radius:var(--radius-input);color:var(--text);background:var(--surface);text-overflow:ellipsis;white-space:nowrap;max-width:180px;padding:8px 14px;font-size:12.5px;font-weight:550;transition:background .15s;overflow:hidden}.nav-account:hover{background:var(--surface-2)}.nav-logout{color:var(--dim);background:0 0;border:0;border-radius:8px;padding:6px 8px;font-size:12.5px;transition:color .15s,background .15s}.nav-logout:hover{color:var(--accent);background:var(--accent-soft)}.auth-section{padding:76px 0 30px}.auth-grid{grid-template-columns:minmax(0,460px) 1fr;align-items:start;gap:70px;display:grid}.auth-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow-card);padding:34px}.auth-tabs{border-radius:var(--radius-input);background:var(--surface-2);grid-template-columns:1fr 1fr;gap:4px;margin-bottom:28px;padding:4px;display:grid}.auth-tabs button{height:38px;color:var(--muted);background:0 0;border:0;border-radius:8px;font-size:13.5px;font-weight:550;transition:background .15s,color .15s}.auth-tabs button.is-active{background:var(--surface);color:var(--text);box-shadow:0 1px 3px #28272314}.auth-card h1{color:var(--text);margin:0;font-size:26px;font-weight:700}.auth-sub{color:var(--muted);margin:12px 0 0;font-size:13.5px;line-height:1.75}.auth-form{gap:16px;margin-top:26px;display:grid}.auth-form label{gap:7px;display:grid}.auth-form label span{color:var(--text-soft);font-size:12.5px;font-weight:600}.auth-form input{border:1px solid var(--border);border-radius:var(--radius-input);background:var(--surface);height:42px;color:var(--text);outline:0;padding:0 13px;font-size:13.5px;transition:border-color .15s}.auth-form input::placeholder{color:var(--dim)}.auth-form input:focus{border-color:var(--accent-line)}.auth-code-row{grid-template-columns:1fr auto;align-items:center;gap:10px;display:grid}.auth-code-row input{min-width:0}.auth-code-btn{white-space:nowrap;height:42px;padding:0 14px;font-size:12.5px}.auth-error{border-radius:var(--radius-input);color:#b0493e;background:#c0564b14;margin:0;padding:10px 13px;font-size:12.5px;line-height:1.6}.auth-notice{border-radius:var(--radius-input);background:var(--ok-soft);color:var(--ok);margin:0;padding:10px 13px;font-size:12.5px;line-height:1.6}.auth-submit{width:100%;margin-top:4px}.auth-foot{color:var(--muted);text-align:center;margin:20px 0 0;font-size:12.5px}.auth-switch{color:var(--accent);background:0 0;border:0;padding:0 4px;font-size:12.5px;font-weight:600}.auth-switch:hover{text-decoration:underline}.auth-side{padding-top:10px}.auth-side h2{color:var(--text);margin:0 0 24px;font-size:24px;font-weight:700}.auth-side ul{gap:16px;margin:0;padding:0;list-style:none;display:grid}.auth-side li{color:var(--muted);padding-left:22px;font-size:13.5px;line-height:1.8;position:relative}.auth-side li:before{background:var(--accent-soft);width:8px;height:8px;box-shadow:inset 0 0 0 2px var(--accent);content:"";border-radius:50%;position:absolute;top:8px;left:0}.auth-side li strong{color:var(--text);margin-bottom:2px;font-size:13.5px;font-weight:650;display:block}.auth-side-note{border:1px solid var(--border);border-radius:var(--radius-input);background:var(--surface);color:var(--muted);margin:28px 0 0;padding:16px 18px;font-size:12.5px}.auth-side-note a{color:var(--accent);font-weight:600}.auth-back{width:min(1120px,100% - 48px);margin:26px auto 0}@media (max-width:900px){.hero-grid,.detail-hero-grid,.content-layout{grid-template-columns:1fr;gap:40px}.skill-grid,.method-preview{grid-template-columns:repeat(2,1fr)}.method-preview .skill-card:nth-child(n+4){display:flex}.workflow-strip{grid-template-columns:repeat(5,minmax(150px,1fr));overflow-x:auto}.detail-side{padding-top:0}.side-card{position:static}.article-card{grid-template-columns:90px 1fr}.article-card .text-link{grid-column:2}}@media (max-width:680px){.site-container{width:min(100% - 32px,1120px)}.header-inner{min-height:60px}.menu-toggle{display:block}.primary-nav{border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-pop);background:#fffffffa;padding:10px;display:none;position:absolute;top:60px;left:16px;right:16px}.primary-nav.is-open{gap:2px;display:grid}.primary-nav>a:not(.nav-login){padding:13px 12px}.primary-nav>a:not(.nav-login):not(:last-child){border-bottom:1px solid var(--border)}.primary-nav .nav-login{text-align:center;margin-top:8px}.hero{padding:60px 0 52px}.hero h1{font-size:40px}.section{padding:56px 0}.feature-grid,.skill-grid,.method-preview,.pricing-grid,.about-grid,.intro-essence{grid-template-columns:1fr}.intro-contrast li,.intro-rows li,.intro-rows-audience li{grid-template-columns:1fr;gap:4px}.intro-next{grid-template-columns:1fr}.intro-loop li,.intro-example-steps li{grid-template-columns:48px 1fr}.competition-card-head{flex-direction:column}.competition-badges{justify-content:flex-start}.competition-meta{grid-template-columns:1fr}.workflow-strip{margin-inline:-16px;padding-inline:16px}.stats-row{grid-template-columns:repeat(2,1fr)}.contest-banner,.cta-panel{grid-template-columns:1fr;padding:26px}.countdown{justify-content:flex-start}.page-hero{padding:52px 0 42px}.page-hero h1,.detail-hero h1{font-size:36px}.explorer-toolbar{align-items:stretch}.search-box{width:100%}.category-tabs{flex-wrap:nowrap;padding-bottom:4px;overflow-x:auto}.category-tabs button{white-space:nowrap}.two-col{grid-template-columns:1fr}.workflow-list{display:grid}.workflow-list li:not(:last-child):after{float:right}.article-card{grid-template-columns:1fr;gap:8px}.article-card .text-link{grid-column:1}.timeline:before{left:6px}.timeline-item{grid-template-columns:1fr;gap:12px;padding-left:24px}.timeline-date:after{left:-22px;right:auto}.footer-grid{grid-template-columns:1fr;padding:40px 0 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