:root{--bg:#fffaf0;--paper:#fffef9;--ink:#29271f;--muted:#777162;--yellow:#ffd84d;--yellow-soft:#fff0b5;--orange:#ee9d3b;--green:#7e9a73;--green-soft:#edf3e9;--blue:#7393ad;--line:#e9dfcd;--shadow:0 14px 40px rgba(89,70,28,.08);font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 88% 4%,#fff2bb 0,transparent 20rem),var(--bg)}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%}h1,h2,h3,p{margin:0}button,a,input{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #987215;outline-offset:4px}[hidden]{display:none!important}.skip{position:fixed;top:-100px;left:16px;padding:12px 18px;background:var(--yellow);z-index:50;border-radius:8px}.skip:focus{top:12px}.site-header,main,footer{max-width:1160px;margin-inline:auto}.site-header{min-height:98px;display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:800;line-height:1.25}.brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:16px;background:var(--yellow);font:700 17px/1 Consolas,monospace;box-shadow:0 4px #e8bd34;transform:rotate(-4deg)}.brand small{display:block;margin-top:4px;font-size:7px;letter-spacing:1.1px;color:var(--muted)}.desktop-nav{display:flex;gap:20px;font-size:12px}.desktop-nav a{position:relative;padding:12px 0;color:var(--muted)}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--ink);font-weight:700}.desktop-nav a[aria-current=page]:after{content:"";position:absolute;bottom:2px;left:25%;width:50%;height:3px;border-radius:3px;background:var(--yellow)}.mobile-nav{display:none}.hero{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;min-height:540px;padding:50px 0}.hero h1{font-size:48px;line-height:1.4;letter-spacing:-2px;margin:19px 0}.hero p{font-size:15px;line-height:2;color:var(--muted)}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:700;color:#88806d}.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:8px}.highlight{position:relative;isolation:isolate;white-space:nowrap}.highlight:after{content:"";position:absolute;left:-3px;right:-3px;bottom:8px;height:16px;border-radius:5px;background:var(--yellow);z-index:-1;transform:rotate(-1deg)}.actions,.article-actions{display:flex;align-items:center;gap:13px;flex-wrap:wrap}.hero .actions{margin-top:29px}.button{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:11px;font-size:12px;font-weight:700;transition:.2s transform,.2s box-shadow;border:1px solid transparent}.button:hover{transform:translateY(-3px)}.button.primary{background:var(--yellow);box-shadow:0 4px #e8bd34}.button.secondary{background:var(--paper);border-color:var(--line)}.hero-note{margin-top:24px;color:#a18d56;font-size:11px}.hero-art{min-height:410px;position:relative;display:flex;align-items:center;justify-content:center}.art-circle{position:absolute;width:350px;height:350px;border-radius:50%;background:var(--yellow-soft)}.dino{position:relative;width:360px;height:auto;z-index:2;filter:drop-shadow(0 18px 15px rgba(83,58,10,.12))}.dino.small{width:190px}.terminal-card{position:absolute;top:35px;left:0;z-index:3;background:#302f2a;color:#fff6cc;border-radius:12px;padding:13px 17px;transform:rotate(-4deg);box-shadow:var(--shadow);font-size:11px}.terminal-dots{display:block;color:#eaa34c;font-size:7px;margin-bottom:7px}.art-label{position:absolute;bottom:20px;z-index:3;background:var(--paper);border:1px solid var(--line);padding:10px 17px;border-radius:10px;font-size:11px;transform:rotate(3deg);box-shadow:var(--shadow)}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:18px;background:#fffef9bf;overflow:hidden}.stats-grid>div{padding:22px 24px;border-right:1px solid var(--line);display:flex;align-items:baseline;gap:10px}.stats-grid>div:last-child{border:0}.stats-grid strong{font-size:27px}.stats-grid span{font-size:11px;color:var(--muted)}.section{padding:62px 0 0}.section.compact{padding:28px 0 75px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:23px}.section-heading.mini{align-items:center}.section h2,.dashboard-card h2{font-size:24px;margin-top:8px}.section-heading p{color:var(--muted);font-size:12px;margin-top:8px}.text-link{font-size:12px;font-weight:700;color:#7b692d}.text-link:hover{color:#a27300}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards>[data-entry],.cards>[data-note]{height:100%}.entry-card{height:100%;min-height:235px;display:flex;flex-direction:column;padding:23px;background:var(--paper);border:1px solid var(--line);border-radius:17px;transition:.2s transform,.2s box-shadow}.entry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.entry-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:10px;color:var(--muted)}.status,.demo-badge{display:inline-flex;padding:4px 8px;border-radius:6px;background:var(--green-soft);color:#607559}.demo-badge{background:#fff0c2;color:#8d722d}.entry-card h3{font-size:17px;line-height:1.55;margin:17px 0 9px}.entry-card>p{font-size:12px;line-height:1.85;color:var(--muted);flex:1}.entry-bottom{border-top:1px dashed var(--line);padding-top:14px;margin-top:18px;display:flex;justify-content:space-between;align-items:end;gap:10px;font-size:10px;color:var(--muted)}.chips{display:flex;flex-wrap:wrap;gap:6px;margin:13px 0}.chips span{padding:4px 8px;border-radius:6px;background:#f4efe2;color:#796d51;font-size:9px}.dashboard-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}.dashboard-card{padding:27px;border:1px solid var(--line);border-radius:18px;background:var(--paper)}.dashboard-card>p{margin:9px 0}.heatmap{display:grid;grid-template-columns:repeat(14,1fr);gap:8px;margin:25px 0 14px}.heat-cell,.heat-legend i{aspect-ratio:1;border-radius:4px;background:#eee9dc}.heat-cell:hover{outline:2px solid #896b1f;outline-offset:2px}.level-1{background:#e5eaca!important}.level-2{background:#c7d49d!important}.level-3{background:#99b16f!important}.level-4{background:#648653!important}.heat-legend{display:flex;justify-content:flex-end;align-items:center;gap:5px;color:var(--muted);font-size:9px}.heat-legend i{width:11px}.simple-list{padding:0;list-style:none;margin:15px 0}.simple-list li{padding:8px 0;border-bottom:1px dashed var(--line);font-size:12px}.simple-list li:before{content:"✓";color:var(--green);margin-right:9px}.progress-wrap{margin:15px 0}.progress-label{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-bottom:7px}.progress-track{height:8px;border-radius:8px;background:#eee8da;overflow:hidden}.progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--yellow),var(--orange))}.cta-banner{display:flex;align-items:center;gap:25px;margin:55px 0 70px;padding:23px 30px;background:var(--yellow-soft);border:1px solid #edd890;border-radius:21px}.cta-banner .dino{width:120px;align-self:flex-end}.cta-banner h2{font-size:20px;margin:7px 0}.cta-banner p{font-size:11px;color:var(--muted)}.cta-banner code{margin-left:auto;padding:10px 13px;border-radius:8px;background:#fff9;font-size:11px}.page-intro{padding:65px 0 28px;position:relative;border-bottom:1px solid var(--line)}.page-intro h1{font-size:39px;margin:13px 0}.page-intro p{font-size:14px;color:var(--muted);line-height:1.8}.illustrated-intro{min-height:190px}.intro-mascot{position:absolute;right:25px;bottom:-2px}.intro-mascot .dino{width:145px}.search-panel{padding:22px;border-radius:16px;background:#f6f1e5;border:1px solid var(--line);margin-bottom:22px}.search-panel label{display:block;font-size:11px;font-weight:700;margin-bottom:9px}.search{width:100%;max-width:600px;padding:13px 16px;border:1px solid var(--line);border-radius:10px;background:var(--paper)}.filters{display:flex;gap:9px;flex-wrap:wrap;margin:16px 0}.filters button{border:1px solid var(--line);border-radius:20px;padding:7px 13px;background:var(--paper);font-size:10px;cursor:pointer}.filters button.active{background:var(--yellow);border-color:#e5bd34}.muted,.empty-message{color:var(--muted);font-size:11px;line-height:1.8}.empty-message{text-align:center;padding:35px}.article{max-width:800px;margin:auto;padding:45px 0 75px}.demo-notice{margin:20px 0;padding:13px 16px;border:1px solid #ead081;background:#fff1ba;border-radius:10px;color:#7f682b;font-size:11px}.article-header{padding:20px 0 30px;border-bottom:1px solid var(--line);margin-bottom:30px}.article-header h1{font-size:37px;line-height:1.4;margin:15px 0}.article-header>p{font-size:14px;line-height:1.9;color:var(--muted)}.article-facts{display:flex;gap:16px;flex-wrap:wrap;margin:16px 0;font-size:10px;color:var(--muted)}.article-toc{float:right;width:190px;margin:0 0 25px 30px;padding:17px;border-radius:11px;background:#f6f1e5;font-size:10px}.article-toc ul{list-style:none;padding:0;margin:10px 0 0}.article-toc li{margin:7px 0;color:var(--muted)}.article-toc li.child{padding-left:10px}.prose{font-size:14px;line-height:2;color:#585246;overflow-wrap:anywhere}.prose h2{font-size:23px;color:var(--ink);margin:32px 0 10px}.prose h3{font-size:18px;color:var(--ink);margin:25px 0 8px}.prose p{margin:14px 0}.prose ul,.prose ol{padding-left:24px}.prose pre{padding:18px;border-radius:12px;background:#2f302b;color:#f4f0dd;overflow:auto;line-height:1.7}.prose code{font-family:Consolas,monospace}.prose :not(pre)>code{background:#f1ebdc;padding:2px 5px;border-radius:4px}.prose a{color:#8d6b10;text-decoration:underline}.article-actions{clear:both;margin-top:35px}.project-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}.project-panel{display:block;padding:26px;border-radius:18px;border:1px solid var(--line);background:var(--paper);transition:.2s transform,.2s box-shadow}.project-panel:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.project-panel h2{font-size:20px;margin:16px 0 8px}.project-panel>p{color:var(--muted);font-size:12px;line-height:1.8}.roadmap-list{display:grid;gap:15px}.roadmap-card{display:grid;grid-template-columns:65px 1fr 180px;gap:20px;align-items:center;padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--paper)}.roadmap-number{font:700 29px/1 Georgia;color:#ceb04b}.roadmap-card h2{font-size:19px;margin:0 0 6px}.roadmap-card ul{display:flex;gap:7px;flex-wrap:wrap;padding:0;list-style:none}.roadmap-card li{font-size:9px;padding:4px 7px;background:#f4efe3;border-radius:5px}.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center;padding:65px 0}.about-grid h1{font-size:40px;line-height:1.45;margin:16px 0}.about-grid p{line-height:1.9;color:var(--muted);font-size:14px}.about-art{display:grid;place-items:center;aspect-ratio:1;border-radius:50%;background:var(--yellow-soft)}.skill-list{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.skill-list span{padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:10px;background:var(--paper)}.empty-state,.not-found{text-align:center;padding:70px 0}.empty-state h2,.not-found h1{margin:16px 0}.empty-state p,.not-found p{color:var(--muted);margin-bottom:20px}.not-found .dino{margin:auto}.not-found .eyebrow{margin-top:12px}footer{border-top:1px solid var(--line);padding:28px 0 40px;display:grid;grid-template-columns:1fr auto auto;gap:35px;align-items:center;color:var(--muted);font-size:10px}footer p{margin-top:6px}.footer-brand{color:var(--ink);font-weight:700}.footer-links{display:flex;gap:18px}@media(max-width:1220px){.site-header,main,footer{margin-inline:34px}.desktop-nav{gap:13px}}@media(max-width:960px){.desktop-nav{display:none}.mobile-nav{display:block;position:relative}.mobile-nav summary{cursor:pointer;list-style:none;padding:9px 13px;border:1px solid var(--line);border-radius:9px;font-size:11px;background:var(--paper)}.mobile-nav nav{position:absolute;right:0;top:44px;width:180px;z-index:20;display:grid;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}.mobile-nav a{padding:9px;border-radius:7px;font-size:11px}.mobile-nav a:hover{background:#f5efdf}.hero h1{font-size:39px}.cards{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.cta-banner{flex-wrap:wrap}.cta-banner code{margin-left:0}.project-list{grid-template-columns:1fr}.roadmap-card{grid-template-columns:55px 1fr}.roadmap-card>.progress-wrap{grid-column:2}.stats-grid{grid-template-columns:1fr 1fr}}@media(max-width:650px){.site-header,main,footer{margin-inline:20px}.site-header{min-height:82px}.brand{font-size:14px}.brand-mark{width:40px;height:40px}.hero{grid-template-columns:1fr;padding:38px 0 20px}.hero h1{font-size:34px}.hero p{font-size:13px}.desktop{display:none}.hero-art{min-height:335px}.art-circle{width:275px;height:275px}.hero-art .dino{width:290px}.terminal-card{top:20px}.stats-grid>div{padding:18px 15px;display:grid;gap:3px}.stats-grid strong{font-size:22px}.section{padding-top:45px}.section-heading{align-items:flex-start}.cards{grid-template-columns:1fr}.entry-card{min-height:205px}.dashboard-card{padding:21px}.heatmap{gap:5px}.cta-banner{padding:20px;margin-bottom:50px}.cta-banner .dino{width:85px}.cta-banner code{width:100%;overflow:auto}.page-intro{padding:42px 0 24px}.page-intro h1{font-size:30px}.illustrated-intro{min-height:170px}.intro-mascot{opacity:.35;right:0}.article{padding:32px 0 55px}.article-header h1{font-size:28px}.article-toc{float:none;width:auto;margin:0 0 25px}.roadmap-card{grid-template-columns:42px 1fr;padding:19px;gap:12px}.about-grid{grid-template-columns:1fr;padding:45px 0;gap:25px}.about-grid h1{font-size:31px}.about-art{max-width:290px;justify-self:center;grid-row:2}footer{grid-template-columns:1fr;gap:16px}.footer-links{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}.roadmap{display:grid;gap:15px}.roadmap-title{display:flex;justify-content:space-between;align-items:center}.roadmap-title h2{margin-top:7px}.about-art{position:relative}.about-art>span{position:absolute;bottom:13%;padding:8px 12px;border-radius:8px;background:var(--paper);font-size:10px;transform:rotate(-3deg)}.roadmap-summary{display:grid;grid-template-columns:1fr auto;gap:10px 28px;align-items:center;margin-bottom:22px;padding:25px 28px;border-radius:18px;background:linear-gradient(135deg,#fff2bd,#f5f8ec);border:1px solid #ead995}.roadmap-summary h2{margin:7px 0 5px}.roadmap-summary p{font-size:11px;color:var(--muted)}.roadmap-summary>strong{font-size:34px;color:#95751c}.roadmap-summary>.progress-wrap{grid-column:1/-1;margin:4px 0 0}.roadmap-card{grid-template-columns:65px 1fr;align-items:start}.roadmap-description{margin:9px 0 4px;font-size:11px;line-height:1.8;color:var(--muted)}.roadmap-meta{font-size:10px;color:var(--muted);margin:9px 0 12px}.roadmap-checklist{display:grid!important;grid-template-columns:1fr 1fr;gap:8px!important;margin:0!important}.roadmap-checklist li{display:flex;align-items:center;gap:9px;padding:10px!important;background:#f7f3e9!important;border:1px solid transparent;border-radius:8px!important;font-size:10px!important;color:var(--muted)}.roadmap-checklist li.completed{background:#edf3e9!important;color:#53664d;border-color:#d9e5d2}.task-mark{display:grid;place-items:center;width:17px;height:17px;flex:0 0 17px;border:1px solid #cfc6b4;border-radius:5px;background:var(--paper);font-size:10px;color:#fff}.completed .task-mark{background:var(--green);border-color:var(--green)}.status.complete{background:#e3f2dd;color:#4f7049}.simple-list li.completed:before{content:"✓"}.simple-list li:not(.completed):before{content:"○";color:#aaa08c}@media(max-width:650px){.roadmap-summary{padding:20px}.roadmap-summary>strong{font-size:28px}.roadmap-checklist{grid-template-columns:1fr!important}}.logout-button{border:0;background:transparent;color:var(--muted);font:inherit;cursor:pointer;padding:12px 0}.logout-button:hover{color:#9a5c3b}.mobile-nav .logout-button{width:100%;padding:9px;text-align:left;border-radius:7px;font-size:11px}.mobile-nav .logout-button:hover{background:#f5efdf}.login-page{min-height:100vh;background:radial-gradient(circle at 15% 15%,#fff0aa 0,transparent 24rem),radial-gradient(circle at 90% 85%,#eaf2df 0,transparent 26rem),var(--bg)}.login-shell{max-width:none;min-height:100vh;display:grid;place-items:center;padding:32px}.login-card{width:min(900px,100%);display:grid;grid-template-columns:.9fr 1.1fr;overflow:hidden;border:1px solid var(--line);border-radius:28px;background:var(--paper);box-shadow:0 28px 80px #513e1424}.login-art{position:relative;min-height:560px;display:flex;align-items:center;justify-content:center;background:#fff2bb;overflow:hidden}.login-art .art-circle{width:330px;height:330px;background:#ffe27a}.login-art .dino{width:330px}.login-art>span{position:absolute;bottom:65px;z-index:3;padding:9px 16px;border:1px solid var(--line);border-radius:10px;background:var(--paper);font-size:11px;transform:rotate(-3deg)}.login-panel{display:flex;flex-direction:column;justify-content:center;padding:65px}.login-panel h1{font-size:34px;margin:14px 0 8px}.login-panel>p{font-size:13px;line-height:1.8;color:var(--muted)}.login-panel>small{margin-top:20px;color:var(--muted);font-size:9px}.login-form{display:grid;margin-top:30px}.login-form>label{margin:14px 0 8px;font-size:11px;font-weight:700}.login-form input{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:#fffdf8;color:var(--ink)}.login-form input:focus{border-color:#c5a333}.password-field{display:flex;position:relative}.password-field input{padding-right:58px}.password-field button{position:absolute;right:6px;top:6px;bottom:6px;border:0;border-radius:7px;background:#f3eddf;color:var(--muted);font-size:9px;cursor:pointer}.login-error{margin-top:12px;padding:10px 12px;border-radius:8px;background:#fff0e8;color:#9b4d31;font-size:10px}.login-submit{width:100%;margin-top:22px;cursor:pointer}.login-submit:disabled{opacity:.65;cursor:wait}@media(max-width:720px){.login-shell{padding:18px}.login-card{grid-template-columns:1fr;border-radius:20px}.login-art{min-height:240px}.login-art .art-circle{width:200px;height:200px}.login-art .dino{width:215px}.login-art>span{bottom:20px}.login-panel{padding:34px 27px 40px}.login-panel h1{font-size:28px}}