:root{--bg:#f6f8f5;--paper:#fff;--ink:#182c21;--muted:#4c5d53;--green:#1c7752;--green-dark:#155e40;--line:#dfe6df;--orange:#87471f;--radius:18px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none;line-height:1.7}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0}a{color:inherit}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #52a97f;outline-offset:4px}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.svg-defs{position:absolute;width:0;height:0;overflow:hidden}.container{max-width:1180px;width:calc(100% - 80px);margin-inline:auto}.header{background:#fffdfb;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:91px;gap:24px}.brand{text-decoration:none;display:flex;gap:12px;align-items:center;font-size:19px;font-weight:750;letter-spacing:.5px}.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:1.5px;font-weight:400;line-height:1.5}.brand-icon{display:grid;place-items:center;background:var(--green);color:white;width:43px;height:43px;border-radius:12px}.brand-icon svg{width:26px;height:26px}.header nav{display:flex;gap:30px;font-size:13px;font-weight:550}.header nav a{text-decoration:none;padding:8px 0}.header nav a:hover{color:var(--green)}.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:90px;align-items:center;padding-top:75px;padding-bottom:81px}.eyebrow{display:flex;align-items:center;gap:8px;color:var(--green);font-size:11px;font-weight:700;letter-spacing:1.8px;margin:0 0 20px}.eyebrow>span,.small-dot{height:7px;width:7px;border-radius:50%;background:var(--green);display:inline-block}.hero h1{font-size:clamp(33px,4vw,51px);line-height:1.4;letter-spacing:-1.8px;margin:0 0 24px;font-weight:750}.hero h1 span{color:var(--green)}.hero-description{color:var(--muted);font-size:15px;line-height:1.95;margin:0 0 27px}.hero-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.button{border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:48px;border-radius:9px;padding:11px 20px;text-decoration:none;font-size:13px;font-weight:650;transition:background .15s,transform .15s}.button svg{width:18px;height:18px}.button:hover{transform:translateY(-1px)}.primary{color:white;background:var(--green)}.primary:hover{background:var(--green-dark)}.secondary{background:white;border-color:var(--line);color:var(--green)}.text-link{font-size:13px;font-weight:650;text-decoration:none;color:var(--green)}.hero-note{font-size:11px;color:#526258;margin:21px 0 0;letter-spacing:.4px}.route-card{background:#fff;border:1px solid var(--line);border-radius:21px;padding:27px 30px 0;box-shadow:0 20px 50px -35px #36573a57;position:relative;transform:rotate(1deg)}.route-top{display:flex;justify-content:space-between;align-items:center;color:var(--green)}.tiny-label{font-size:10px;letter-spacing:2px;font-weight:650}.route-top svg{width:25px;height:25px}.route-card h2{font-size:25px;letter-spacing:-.5px;margin:15px 0 1px}.route-intro{font-size:12px;color:var(--muted);margin:0}.route-list{list-style:none;padding:0;margin:24px 0}.route-list li{display:flex;gap:15px;align-items:center;padding:13px 0;position:relative}.route-list li+li::before{content:"";position:absolute;left:17px;top:-8px;height:16px;border-left:1px dashed #b9cfc0}.route-number{background:#edf5ef;color:var(--green);font-size:12px;font-weight:700;border:1px solid #dbe9df;border-radius:10px;width:36px;height:36px;display:grid;place-items:center;flex-shrink:0}.route-list strong{font-size:13px;font-weight:650}.route-list p{font-size:11px;color:var(--muted);margin:1px 0 0}.route-bottom{border-top:1px solid var(--line);display:flex;gap:8px;align-items:center;font-size:10px;color:var(--muted);padding:14px 0}.route-bottom .small-dot{width:5px;height:5px}.section{padding-top:62px;padding-bottom:66px}.knowledge{border-top:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:25px}.section-heading .eyebrow{margin-bottom:10px}.section-heading h2,.check-copy h2{font-size:28px;line-height:1.45;letter-spacing:-.7px;margin:0}.section-heading p:not(.eyebrow){font-size:13px;color:var(--muted);margin:10px 0 0}.section-caption{font-size:11px;white-space:nowrap;color:var(--muted)}.filter-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.filters{display:flex;gap:5px;flex-wrap:wrap}.filter{border:0;border-radius:7px;background:transparent;padding:8px 13px;color:var(--muted);font-size:12px;min-height:38px}.filter:hover{background:#eaf0e9}.filter.active{background:var(--green);color:white}.search{border:1px solid var(--line);background:white;border-radius:8px;display:flex;align-items:center;padding:0 12px;gap:8px;min-width:0;width:310px;max-width:100%;height:42px;color:#526258}.search svg{width:17px;height:17px}.search input{min-width:0;width:100%;border:0;background:transparent;font-size:12px;color:var(--ink);padding:9px 0}.search:focus-within{border-color:var(--green)}.search input:focus-visible{outline:0}.search input::placeholder{color:#526258}.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}.guide-card{border:1px solid var(--line);border-radius:var(--radius);background:white;overflow:hidden;transition:border-color .15s,box-shadow .15s}.guide-card:hover{border-color:#abc8b2;box-shadow:0 7px 20px -15px #265a354d}.guide-card summary{list-style:none;padding:24px;cursor:pointer}.guide-card summary::-webkit-details-marker{display:none}.card-meta{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#526258}.category{display:inline-flex;padding:3px 9px;border-radius:5px;font-size:10px;letter-spacing:.3px;font-weight:600}.category.orange{color:#87471f;background:#faf0e6}.category.green{color:var(--green);background:#edf5ef}.category.blue{color:#405773;background:#edf2f8}.guide-card h3{font-size:19px;line-height:1.5;margin:18px 0 8px;letter-spacing:-.3px}.guide-card summary>p{font-size:12px;color:var(--muted);min-height:42px;line-height:1.85;margin:0}.card-tags{font-size:10px;color:#526258;margin-top:16px;line-height:1.8}.card-open{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #eef1ec;padding-top:14px;margin-top:18px;font-size:11px;color:var(--green);font-weight:600}.card-open svg{width:15px;height:15px;transition:transform .15s}.guide-card[open] .card-open svg{transform:rotate(90deg)}.guide-card[open]{border-color:#9bbfa6}.guide-body{padding:0 24px 24px;border-top:1px solid #edf1eb;font-size:12px;line-height:1.9;color:#43554b}.guide-body ol{padding-left:20px;margin:17px 0}.guide-body li{margin-bottom:12px;padding-left:3px}.guide-body strong{font-weight:650;color:#233a2c}.guide-body code{background:#edf3ed;border-radius:4px;padding:2px 4px;overflow-wrap:anywhere}.source-link{border-top:1px solid var(--line);padding-top:12px;margin:14px 0 0;font-size:11px}.source-link a{color:var(--green);text-underline-offset:3px}.guide-tip{background:#f8f1e9;color:#7c4d18;padding:11px 12px;border-radius:7px;font-size:11px;line-height:1.8}.empty-state{text-align:center;padding:45px 20px;border:1px dashed #bdd1c1;border-radius:16px;background:#fff}.empty-state p{font-size:13px;color:var(--muted)}[hidden]{display:none!important}.check-section{background:#eaf0e9;border-block:1px solid #dce6da}.check-layout{display:grid;grid-template-columns:1fr 1.12fr;gap:95px;align-items:center}.check-copy h2{font-size:31px}.check-copy>p:not(.eyebrow){font-size:13px;color:var(--muted);max-width:360px;margin:18px 0 25px}.command-card{padding:13px 16px;background:#f4f7f2;border:1px solid #dbe5d7;border-radius:9px;max-width:355px;margin-top:10px;display:flex;flex-direction:column;gap:2px}.command-card span{font-size:10px;color:var(--muted)}.command-card code{font-size:13px;font-weight:600;color:#244831}.check-copy .check-disclaimer{font-size:11px!important;line-height:1.9;max-width:355px!important;margin:20px 0 0!important}.check-form{background:white;border:1px solid #d7e1d5;border-radius:var(--radius);padding:27px 29px;min-width:0}.form-heading{display:flex;align-items:center;gap:12px;margin-bottom:22px}.form-icon{display:grid;place-items:center;width:40px;height:40px;background:#edf5ef;color:var(--green);border-radius:10px}.form-icon svg{width:21px;height:21px}.form-heading h3{font-size:17px;margin:0;letter-spacing:-.3px}.form-heading p{font-size:10px;color:var(--muted);margin:1px 0 0}.form-fields{display:grid;gap:14px}.form-fields label{display:grid;gap:5px;font-size:11px;font-weight:550;min-width:0}.form-fields select,.form-fields input{width:100%;max-width:100%;min-width:0;min-height:43px;background:#fbfcfa;border:1px solid var(--line);border-radius:7px;padding:9px 11px;font-size:12px;color:var(--ink)}.form-fields input::placeholder{font-size:11px;color:#526258}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:13px}.form-actions{display:flex;align-items:center;gap:18px;margin-top:22px}.form-actions .primary{flex:1;min-height:45px}.reset-button{background:transparent;border:0;color:var(--muted);font-size:12px;padding:10px 5px;min-height:44px}.reset-button:hover{color:var(--green)}.check-result{background:#f2f6f0;border:1px solid #e2eade;padding:14px 16px;border-radius:8px;margin-top:19px;font-size:11px;color:#485d45;overflow-wrap:anywhere}.check-result strong{display:block;font-size:12px;color:#294c32}.check-result p{margin:5px 0 0;line-height:1.85}.check-result ul{padding-left:18px;margin:8px 0}.check-result.issue{background:#fcf3e8;border-color:#efdac0;color:#7c4d18}.check-result.issue strong{color:#7c4d18}.check-result.incomplete{background:#f2f5f8;border-color:#e0e5eb;color:#43566d}.check-result.incomplete strong{color:#344c68}.section-book{height:30px;width:30px;color:#42684d}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.resource-grid>a{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0;background:white;border:1px solid var(--line);border-radius:12px;padding:20px 17px;transition:border-color .15s}.resource-grid>a:hover{border-color:#a8c3ae}.resource-grid>a>span:last-child{margin-left:auto;color:#526258;font-size:16px}.resource-letter{display:grid;place-items:center;flex-shrink:0;width:36px;height:36px;border-radius:9px;background:#eaf1ec;color:#245134;font-size:17px;font-weight:700}.resource-letter.microsoft{background:#edf2f8;color:#3c5475}.resource-letter.intel{background:#eef3f5;color:#26596a}.resource-grid strong{display:block;font-size:12px;font-weight:650}.resource-grid div>span{font-size:10px;color:var(--muted);display:block;margin-top:3px}.support-note{display:flex;gap:25px;border-top:1px solid var(--line);margin-top:29px;padding-top:24px;font-size:12px}.support-note strong{white-space:nowrap;font-weight:650}.support-note p{color:var(--muted);margin:0;line-height:1.9}.footer{border-top:1px solid var(--line);background:#fffdfb;padding:24px 0 25px}.footer-inner{display:flex;justify-content:space-between;align-items:center;font-size:11px;gap:20px;color:#4c5d53}.footer-inner strong{color:#293f30;font-weight:650}.footer-divider{margin:0 12px;color:#526258}.footer-inner a{text-decoration:none;white-space:nowrap;font-size:11px}.footer-fine{font-size:10px;color:#526258;margin-top:13px;margin-bottom:0;line-height:1.8}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:15px;background:var(--green);color:white;padding:10px 16px;border-radius:6px;z-index:5}.skip-link:focus{top:12px}
.check-form fieldset{border:0;padding:0;margin:0;min-width:0}.check-form fieldset:disabled .form-actions{opacity:.5}.footer-inner{flex-wrap:wrap}
@media(min-width:1500px){.hero{padding-top:90px;padding-bottom:95px}}
@media(max-width:1000px){.container{width:calc(100% - 48px)}.hero{gap:40px}.hero h1{font-size:39px}.hero-actions{gap:18px}.check-layout{gap:38px}.guide-card summary{padding:20px}.guide-body{padding-inline:20px}.resource-grid{gap:12px}.resource-grid>a{padding:18px 12px;gap:9px}.resource-letter{width:29px;height:32px}.resource-grid strong{font-size:11px}.resource-grid div>span{font-size:9px}.header nav{gap:22px}}
@media(max-width:760px){.container{width:calc(100% - 36px)}.header-inner{min-height:81px;gap:15px}.brand{font-size:16px;gap:9px;white-space:nowrap}.brand-icon{width:36px;height:36px;border-radius:10px}.brand-icon svg{width:23px;height:23px}.brand small{font-size:9px;letter-spacing:1px}.header nav{gap:16px;font-size:11px}.header nav a:last-child{display:none}.hero{grid-template-columns:1fr;gap:35px;padding-top:44px;padding-bottom:45px}.hero h1{font-size:38px;letter-spacing:-1.3px;line-height:1.4;margin-bottom:19px}.hero .eyebrow{font-size:10px;letter-spacing:1.3px;margin-bottom:17px}.hero-description{font-size:13px;margin-bottom:22px}.hero-actions{gap:20px}.hero-actions .button{font-size:12px}.text-link{font-size:12px}.hero-note{font-size:10px;margin-top:17px}.route-card{transform:none;padding:22px 23px 0}.route-card h2{font-size:22px}.route-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:23px 0}.route-list li{display:block;padding:0}.route-list li+li::before{display:none}.route-number{width:30px;height:30px;font-size:10px;margin-bottom:8px;border-radius:8px}.route-list strong{font-size:11px}.route-list p{font-size:10px;line-height:1.65}.route-intro{font-size:11px}.route-top svg{width:21px;height:21px}.route-bottom{font-size:9px;padding-block:11px}.section{padding-top:40px;padding-bottom:43px}.section-heading h2,.check-copy h2{font-size:25px}.section-heading p:not(.eyebrow){font-size:12px}.section-caption{display:none}.section-heading .eyebrow{font-size:10px;letter-spacing:1.3px}.filter-bar{display:block;margin-bottom:18px}.filters{margin-bottom:14px;gap:4px}.filter{font-size:11px;padding:7px 12px}.search{width:100%;height:43px}.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.guide-card summary{padding:18px}.guide-card h3{font-size:17px;margin:15px 0 7px}.guide-card summary>p{font-size:11px;min-height:40px}.card-tags{font-size:9px;margin-top:12px}.card-open{font-size:10px;margin-top:15px;padding-top:12px}.guide-body{padding:0 18px 18px}.check-layout{grid-template-columns:1fr;gap:27px}.check-copy h2 br{display:none}.check-copy>p:not(.eyebrow),.check-copy .check-disclaimer{max-width:100%!important}.command-card{max-width:100%}.check-form{padding:23px}.resource-grid{grid-template-columns:1fr}.resource-grid>a{padding:18px;gap:13px}.resource-letter{width:36px;height:36px}.resource-grid strong{font-size:12px}.resource-grid div>span{font-size:11px}.support-note{display:block;margin-top:23px;padding-top:20px}.support-note p{font-size:11px;margin-top:7px}.footer-inner{font-size:10px;gap:10px}.footer-divider{margin:0 5px}.footer-fine{font-size:9px}}
@media(max-width:430px){.header nav{gap:11px;font-size:10px}.hero h1{font-size:34px}.guide-grid{grid-template-columns:1fr}.guide-card summary{padding:22px}.guide-card h3{font-size:19px}.guide-card summary>p{min-height:0;font-size:12px}.card-tags{font-size:10px}.card-open{font-size:11px}.guide-body{padding-inline:22px}.hero-actions{gap:18px}.hero-actions .button{padding:11px 15px;gap:10px}.text-link{font-size:11px}.check-form{padding:20px}.input-row{gap:10px}.form-fields label{font-size:10px}.footer-inner{align-items:start}.footer-inner>span{max-width:75%}.section-heading h2{font-size:24px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}