:root{--paper:#f7f5ef;--ink:#1c302b;--muted:#586960;--green:#174b3e;--mint:#e6ede2;--line:#d7ded1;--orange:#ab4629;--warm:#f7ede3;--white:#fffef9;--mono:ui-monospace,SFMono-Regular,Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}a{color:var(--green);text-underline-offset:4px}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:5px}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h2{font-size:29px;letter-spacing:-1px;line-height:1.4}h3{font-size:18px;line-height:1.5}p{margin-bottom:18px}pre{font-family:var(--mono);white-space:pre-wrap;word-break:normal;overflow-wrap:anywhere;margin:0}code{font-family:var(--mono);font-size:.87em;background:var(--mint);padding:3px 6px;border-radius:4px}ul,ol{padding-left:23px}li{padding-left:3px}li+li{margin-top:8px}.eyebrow{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:1.8px;color:var(--green);margin-bottom:12px}.skip{position:fixed;top:-100px;left:10px;padding:10px 15px;background:white;z-index:10}.skip:focus{top:10px}
.topbar{max-width:1200px;margin:auto;padding:24px 28px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:18px;font-weight:800;letter-spacing:-.7px}.brand-icon{display:grid;place-items:center;width:34px;height:34px;background:var(--green);color:white;border-radius:9px;font-size:24px}.brand-sub{font-size:12px;color:var(--muted);font-weight:400;border-left:1px solid var(--line);padding-left:15px;margin-left:8px;letter-spacing:0}.top-link{font-size:12px;font-weight:600;text-decoration:none}.top-link span{margin-left:10px}
.hero{max-width:1200px;margin:auto;padding:76px 28px 66px;display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center}.hero h1{font-size:clamp(39px,4.5vw,58px);line-height:1.25;letter-spacing:-2.5px;margin-bottom:27px}.hero h1 em{font-style:normal;color:var(--orange)}.lead{font-size:19px;line-height:1.7;letter-spacing:-.5px;margin-bottom:14px}.hero-note{font-size:13px;color:var(--muted);max-width:410px;margin-bottom:25px}.button{display:inline-flex;align-items:center;gap:25px;padding:12px 20px;border-radius:6px;font-size:14px;font-weight:650;text-decoration:none}.primary{background:var(--green);color:var(--white)}.primary:hover{background:#0f382e}.secondary{border:1px solid #b6c9b7;color:var(--white)}.hero-tags{display:flex;gap:13px;flex-wrap:wrap;margin-top:23px;color:var(--muted);font-size:11px}.hero-tags span:before{content:"·";margin-right:5px;color:var(--orange)}.hero-visual{padding:24px 28px;background-color:#e9eddf;background-image:radial-gradient(#bfcaba 1px,transparent 1px);background-size:16px 16px;border-radius:18px}.file-stack{background:var(--white);border:1px solid #cbd4c4;border-radius:11px;box-shadow:7px 7px 0 #d7dfcc;overflow:hidden}.window-bar{padding:12px 16px;display:flex;gap:4px;align-items:center;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}.dot{width:6px;height:6px;border-radius:50%;background:#bdc8ba}.window-bar>span:last-child{margin-left:auto}.file-row{display:flex;align-items:center;gap:14px;padding:14px 23px}.file-row+.file-row{border-top:1px solid #edf0e8}.file-row strong{display:block;font-family:var(--mono);font-size:14px;font-weight:500}.file-row small{font-size:11px;color:var(--muted)}.file-type{display:grid;place-items:center;width:34px;height:40px;font-family:var(--mono);font-weight:700;border-radius:4px}.html{background:#fae4d6;color:#963c20}.css{background:#e0eade;color:#27573b}.js{background:#eee9c7;color:#696020}.transfer{display:flex;flex-direction:column;align-items:center;font-family:var(--mono);font-size:11px;margin:17px 0 6px}.transfer b{font-size:22px}.address-card{display:flex;align-items:center;gap:12px;background:var(--green);color:var(--white);padding:16px 20px;border-radius:9px}.address-card small{display:block;font-size:10px;color:#ceddc7}.address-card strong{font-family:var(--mono);font-size:17px;font-weight:500}.address-card>span:last-child{margin-left:auto;font-size:25px}.live-dot{width:8px;height:8px;border-radius:50%;background:#cae690;flex-shrink:0}.visual-note{text-align:center;font-size:11px;color:var(--green);margin:13px 0 0}
.overview{max-width:1144px;margin:0 auto 55px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:35px 0 20px}.section-top{display:flex;justify-content:space-between;align-items:baseline}.section-top h2{font-size:23px}.flow{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;padding:0;margin:14px 0 20px;gap:0}.flow li{position:relative;margin:0;padding:8px 24px;border-left:1px solid var(--line)}.flow li:first-child{border-left:0;padding-left:0}.flow li+li:before{content:"→";position:absolute;left:-8px;top:25px;background:var(--paper);color:var(--orange);font-size:17px}.flow-number{font-family:var(--mono);font-size:11px;color:var(--orange)}.flow h3{margin:6px 0 8px;font-size:17px}.flow p{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:11px}.flow small{font-size:11px;color:var(--green);font-weight:600}.overview-bottom{font-size:12px;color:var(--muted);margin:0;border-top:1px solid var(--line);padding-top:18px}
.guide-layout{max-width:1144px;margin:auto;display:grid;grid-template-columns:220px minmax(0,1fr);gap:74px}.sidebar{position:sticky;top:30px;align-self:start;padding-top:18px}.sidebar nav{display:flex;flex-direction:column;gap:4px}.sidebar nav a{display:flex;gap:15px;font-family:var(--mono);font-size:11px;padding:10px 12px;border-left:2px solid transparent;color:var(--muted);text-decoration:none}.sidebar nav a span{font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;font-size:14px}.sidebar nav a[aria-current="location"]{background:var(--mint);border-left-color:var(--green);color:var(--green);font-weight:700}.sidebar nav a:hover{background:var(--mint)}.progress-box{border-top:1px solid var(--line);margin-top:28px;padding-top:21px}.progress-box>span{font-size:12px;font-weight:700}progress{display:block;width:100%;height:5px;border:0;border-radius:4px;margin:10px 0 14px;appearance:none;accent-color:var(--green);background:var(--line)}progress::-webkit-progress-bar{background:var(--line);border-radius:4px}progress::-webkit-progress-value{background:var(--green);border-radius:4px}progress::-moz-progress-bar{background:var(--green)}.progress-box small{font-size:11px;line-height:1.7;color:var(--muted);display:block}.help-link{display:block;font-size:12px;text-decoration:none;margin-top:24px}.chapter{padding:18px 0 46px;margin-bottom:36px;border-bottom:1px solid var(--line)}.chapter-heading{display:flex;align-items:flex-start;gap:20px;margin-bottom:22px}.chapter-no{font-family:var(--mono);font-size:17px;line-height:1;border:1px solid #b4c2ae;border-radius:50%;width:42px;height:42px;display:grid;place-items:center;margin-top:3px;flex-shrink:0;color:var(--green)}.chapter-heading .eyebrow{margin-bottom:6px}.chapter-heading h2{margin-bottom:0}.chapter>p{font-size:15px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;margin:24px 0}.two-col h3{font-size:15px;margin-bottom:10px}.two-col ul{margin:0;font-size:14px;color:var(--muted)}.two-col li+li{margin-top:6px}.note{background:var(--mint);padding:19px 23px;border-left:3px solid #64836b;margin:23px 0;border-radius:0 6px 6px 0;font-size:14px}.note strong{display:block;margin-bottom:6px}.note p:last-child{margin:0}.warm{background:var(--warm);border-left-color:var(--orange)}.note code{background:transparent;padding:0}.step-check{display:flex;align-items:center;gap:11px;cursor:pointer;font-size:13px;font-weight:650;margin-top:28px}.step-check input{width:19px;height:19px;accent-color:var(--green);flex-shrink:0;margin:0}
.copy-block{border:1px solid #b8c7b6;border-radius:8px;overflow:hidden;margin:24px 0}.copy-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:11px 18px;background:#e7edde;border-bottom:1px solid #c8d3c0;font-size:12px;color:var(--green);font-weight:650}.copy-heading button,.mini-copy{border:1px solid #a6b89f;border-radius:5px;background:var(--white);color:var(--green);padding:4px 12px;font-size:11px;flex-shrink:0}.copy-heading button:hover,.mini-copy:hover{background:#dae8cd}.copy-block pre{padding:20px;background:var(--white);font-size:13px;line-height:1.9}.folder-example{background:#edf0e6;padding:22px;border-radius:7px;margin:20px 0}.folder-example pre{font-size:12px;line-height:2.1}.folder-example span{color:var(--muted)}.instructions{font-size:15px}.instructions li{padding-left:7px;margin-bottom:13px}.source-note{font-size:11px!important;color:var(--muted);line-height:1.9}.terms{display:flex;justify-content:space-between;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;gap:12px;margin:24px 0}.terms div{flex:1}.terms code{background:none;color:var(--green);font-weight:700;padding:0;font-size:15px}.terms span{display:block;font-size:11px;color:var(--muted);margin-top:7px}.code{background:#233a32;color:#e8f0df;font-size:12px;line-height:1.85;border-radius:5px;padding:17px;margin:14px 0}details{border-top:1px solid var(--line);padding:14px 0;font-size:13px}summary{cursor:pointer;font-weight:650;color:var(--green);padding:3px 3px 3px 0;line-height:1.7}details[open] summary{margin-bottom:12px}details p{margin-bottom:10px}details p:last-child{margin-bottom:0}.settings-panel{background:var(--white);border:1px solid #b9c8b3;border-radius:9px;overflow:hidden;margin:25px 0 12px}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 21px;background:var(--green);color:white}.panel-header .eyebrow{margin:0;color:var(--white);letter-spacing:1px}.pill{font-size:10px;background:#376653;color:#eef5e9;padding:3px 8px;border-radius:4px}.settings{margin:0;padding:0 21px}.settings>div{display:flex;justify-content:space-between;align-items:center;padding:16px 0;gap:15px}.settings>div+div{border-top:1px solid var(--line)}.settings dt{font-size:13px;font-weight:700}.settings dt small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:2px}.settings dd{display:flex;gap:13px;align-items:center;font-size:13px;margin:0}.settings dd code{font-size:14px;background:none;padding:0}.update-loop{background:var(--mint);display:flex;align-items:center;justify-content:space-between;gap:10px;padding:22px 20px;border-radius:7px;font-size:12px;margin:24px 0;flex-wrap:wrap}.update-loop b{color:#6f8670}.update-loop strong{color:var(--green)}.troubleshooting{padding:0 0 32px}.troubleshooting h2{margin-bottom:25px}.closing{max-width:1144px;margin:50px auto 35px;padding:50px;background:var(--green);color:var(--white);border-radius:12px}.closing .eyebrow{color:#c8d5b8}.closing h2{font-size:31px;line-height:1.6;margin-bottom:15px;letter-spacing:-1px}.closing p:not(.eyebrow){font-size:14px;color:#d1e0c7;margin-bottom:26px}footer{max-width:1144px;margin:0 auto;padding:10px 0 34px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:10px;color:var(--muted)}footer p{font-size:10px;width:100%;margin-bottom:0}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,10px);padding:10px 22px;background:#243b31;color:white;border-radius:8px;font-size:13px;box-shadow:0 4px 16px #10271c22;opacity:0;transition:opacity .18s,transform .18s;pointer-events:none;max-width:90%;text-align:center;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(min-width:1500px){.hero{padding-top:90px;padding-bottom:80px}}
@media(max-width:1200px){.overview,.guide-layout,.closing,footer{margin-left:28px;margin-right:28px}.guide-layout{gap:45px;grid-template-columns:195px minmax(0,1fr)}.hero{gap:35px}.hero-visual{padding:24px}}
@media(max-width:850px){.brand-sub{display:none}.hero{gap:24px;grid-template-columns:1.1fr 1fr;padding-top:45px;padding-bottom:45px}.hero h1{font-size:40px}.lead{font-size:16px}.desktop-break{display:none}.hero-visual{padding:18px}.file-row{padding:11px 15px}.address-card{padding:14px}.address-card strong{font-size:14px}.guide-layout{grid-template-columns:1fr;gap:0}.sidebar{position:static;padding:0;margin-bottom:32px}.sidebar>.eyebrow,.progress-box small,.help-link{display:none}.sidebar nav{flex-direction:row;flex-wrap:wrap;gap:6px}.sidebar nav a{gap:6px;padding:8px;border-left:0;border-bottom:2px solid transparent}.sidebar nav a[aria-current="location"]{border-bottom-color:var(--green)}.sidebar nav a span{font-size:12px}.progress-box{display:flex;align-items:center;gap:20px;margin-top:10px;padding-top:14px}.progress-box>span{flex-shrink:0}.progress-box progress{margin:0;max-width:250px}.section-top{display:block}.section-top h2{margin-bottom:20px}.flow li{padding:8px 15px}.flow h3{font-size:15px}.flow p{font-size:12px}.closing h2{font-size:25px}}
@media(max-width:600px){html{scroll-padding-top:20px}.topbar{padding:17px 20px}.brand{font-size:16px}.brand-icon{width:28px;height:28px;font-size:21px}.top-link{font-size:10px}.top-link span{margin-left:2px}.hero{grid-template-columns:1fr;padding:34px 20px 35px;gap:32px}.hero h1{font-size:43px;letter-spacing:-2px}.lead{font-size:16px}.hero-note{font-size:12px}.hero-visual{padding:22px 28px}.hero-tags{gap:11px;font-size:10px}.overview,.guide-layout,.closing,footer{margin-left:20px;margin-right:20px}.overview{padding-top:27px;margin-bottom:27px}.section-top h2{font-size:23px}.flow{grid-template-columns:1fr 1fr;row-gap:20px}.flow li{padding:0 0 0 18px}.flow li:nth-child(3){border-left:0;padding-left:0}.flow li:nth-child(3):before{content:none}.flow h3{font-size:15px}.flow p{font-size:13px}.flow li+li:before{top:20px}.flow small{font-size:10px}.overview-bottom{font-size:11px}.sidebar nav a{padding:6px 9px;font-size:10px}.sidebar nav a span{font-size:11px}.chapter{margin-bottom:25px;padding-bottom:30px}.chapter-heading{gap:13px;margin-bottom:19px}.chapter-no{width:34px;height:34px;font-size:14px}.chapter-heading h2{font-size:24px;letter-spacing:-.8px}.chapter-heading .eyebrow{font-size:10px;letter-spacing:1.1px}.chapter>p,.instructions{font-size:14px}.two-col{grid-template-columns:1fr;gap:20px;padding:20px 0}.two-col ul{font-size:13px}.note{padding:16px 17px;font-size:13px}.copy-block pre{font-size:12px;padding:16px;line-height:1.9}.copy-heading{padding:10px 14px;font-size:11px}.folder-example{padding:16px}.folder-example pre{font-size:10px}.terms{flex-direction:column;gap:12px}.terms div{display:flex;align-items:center;gap:16px}.terms code{width:65px;font-size:14px}.terms span{margin:0;font-size:12px}.settings{padding:0 16px}.settings dt{font-size:12px}.settings dd{font-size:11px;gap:7px}.settings dd code{font-size:12px}.settings dt small{font-size:10px}.mini-copy{padding:4px 7px;font-size:10px}.panel-header{padding:14px 16px}.panel-header .eyebrow{font-size:10px}.pill{font-size:9px}.step-check{font-size:12px}.update-loop{justify-content:flex-start;gap:9px;font-size:11px;padding:17px}.closing{padding:31px 24px;margin-top:25px}.closing h2{font-size:23px;letter-spacing:-.7px}.closing p:not(.eyebrow){font-size:12px}.closing .eyebrow{font-size:9px;letter-spacing:1px}footer{display:block}footer span{display:block;margin-bottom:5px}footer p{line-height:1.8}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.toast{transition:none}}
@media print{.topbar,.sidebar,.hero-visual,.copy-heading button,.mini-copy,.step-check,.toast,.button{display:none}.hero,.guide-layout{display:block}.hero,.overview,.guide-layout,.closing,footer{margin:0;padding:18px 0;max-width:none}.hero h1{font-size:32px}.closing{background:white;color:black;border-top:1px solid #aaa}.closing .eyebrow,.closing p:not(.eyebrow){color:#333}body{background:white;font-size:11pt}.chapter{break-inside:auto}.note,.settings-panel,.copy-block{break-inside:avoid}a{color:inherit}.chapter-heading{break-after:avoid}.hero-tags{display:none}}
