:root{color-scheme:light;--ink:#202f2d;--muted:#5c6760;--paper:#f5f3eb;--line:#d9ddd2;--accent:#245944}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;word-break:keep-all;line-height:1.75}
a{color:inherit;text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:3px solid #ba7835;outline-offset:5px}.skip{position:absolute;top:-60px}.skip:focus{top:10px;background:white;z-index:5}
.wrap{width:min(1160px,calc(100% - 64px));margin:auto}.review{padding:9px 24px;background:#e6d5af;color:#493916;font-size:13px;text-align:center}
header{padding:26px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;align-items:center}.logo{text-decoration:none;font-weight:800;font-size:21px;letter-spacing:-.6px}.logo small{font-size:11px;letter-spacing:2px;margin-left:16px;font-weight:500}.nav{display:flex;gap:22px;font-size:14px}.nav a{text-decoration:none}
.hero{padding:76px 0 64px;display:grid;grid-template-columns:1.3fr .9fr;gap:64px;align-items:center}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--accent);font-weight:700}.hero h1{font-size:clamp(36px,4.6vw,62px);font-weight:750;letter-spacing:-2.6px;line-height:1.2;margin:21px 0 24px}.hero p{max-width:610px;color:var(--muted);font-size:17px}.hero .lead{font-size:18px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:9px 19px;border-radius:3px;background:var(--accent);color:white;text-decoration:none;font-size:14px;font-weight:650;border:1px solid var(--accent)}.secondary{background:transparent;color:var(--accent)}
.shelf{display:flex;gap:12px;align-items:end;justify-content:center;height:290px;padding:18px 0}.spine{width:58px;height:230px;display:flex;flex-direction:column;justify-content:space-between;padding:19px 12px;color:#fff;box-shadow:6px 6px 0 #202f2d15;border-left:3px solid #ffffff30}.spine:nth-child(2){height:260px}.spine:nth-child(4){height:245px}.spine b{font-size:24px;font-weight:400}.spine span{writing-mode:vertical-rl;font-size:11px;letter-spacing:3px}
.strip{display:flex;gap:30px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}.section-heading{margin:65px 0 25px;display:flex;align-items:baseline;justify-content:space-between;gap:20px}.section-heading h2{font-size:30px;letter-spacing:-1px;margin:0}.section-heading p{font-size:14px;color:var(--muted);margin:0}
.books{display:grid;grid-template-columns:1fr 1fr;column-gap:40px}.book{padding:30px 0 34px;border-top:1px solid #bfc8bd;display:grid;grid-template-columns:122px 1fr;gap:23px}.cover{height:179px;background:var(--book-color);color:white;padding:15px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:5px 5px 0 #202f2d10;border-left:5px solid #ffffff18}.cover .number{font-size:29px;line-height:1.1}.cover .mini-title{font-size:12px;font-weight:650;line-height:1.7}.cover .brand{font-size:7px;letter-spacing:.7px}.book h3{font-size:22px;line-height:1.45;letter-spacing:-.7px;margin:3px 0 8px}.book .tag{font-size:9px;letter-spacing:1.2px;color:var(--muted)}.book .subtitle{font-size:13px;color:var(--muted);margin:0 0 12px}.book .reader{font-size:13px;line-height:1.7;margin:8px 0}.book .result{font-size:14px;line-height:1.8;margin:8px 0}.book .more{grid-column:1/-1}.includes{font-size:13px;padding-left:18px;color:var(--muted);margin:8px 0 15px}.price{font-size:23px;font-weight:700;margin:13px 0}.price small{font-size:12px;font-weight:400;margin-left:10px;color:var(--muted)}.actions{display:flex;gap:9px;flex-wrap:wrap}.actions .button{font-size:13px;padding:8px 14px}
details{border-top:1px solid var(--line);padding:13px 0;font-size:14px}summary{cursor:pointer;font-weight:600}details ol{padding-left:22px;color:var(--muted);font-size:13px}.requirements{font-size:12px;color:var(--muted)}
.order{margin:55px 0;padding:35px;background:#e8ece2;border-top:3px solid var(--accent)}.order h2{margin:0 0 15px;font-size:28px;letter-spacing:-1px}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:28px;padding:0;list-style:none;counter-reset:step}.steps li:before{counter-increment:step;content:"0" counter(step);display:block;font-size:24px;color:var(--accent);margin-bottom:7px}.steps strong{display:block;font-size:16px}.steps p{font-size:14px;color:var(--muted);margin-top:6px}.fine{font-size:13px;color:var(--muted)}.order-choices{display:grid;gap:12px;margin:24px 0}.order-choice{display:none;grid-template-columns:1fr 1fr;gap:18px;padding:18px;background:#f7f9f4;border:1px solid #aebbac;scroll-margin-top:24px}.order-choice h3{margin:3px 0;font-size:18px}.order-choice p{margin:3px 0;font-size:13px;color:var(--muted)}.transfer-box{margin:0;padding:12px;border:1px solid #aebbac;background:#fff}.transfer-box span{display:block;color:var(--muted);font-size:12px}.transfer-box strong{display:block;margin-top:3px;font-size:14px;overflow-wrap:anywhere}.transfer-box .button{margin-top:10px}.email-box{padding:14px 0;overflow-wrap:anywhere}
.faq{max-width:820px;margin-bottom:65px}.faq h2{font-size:28px;margin-bottom:20px}.faq p{font-size:14px;color:var(--muted)}footer{padding:32px 0 45px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}footer p{margin:4px 0}.footer-brand{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:13px}
@media(max-width:900px){.hero{gap:20px}.hero h1{font-size:45px}.shelf{gap:8px}.spine{width:45px;padding:15px 8px}.books{grid-template-columns:1fr}.book{grid-template-columns:135px 1fr}.cover{height:188px}.book .more{grid-column:2}.steps{gap:18px}}
@media(max-width:600px){.wrap{width:calc(100% - 36px)}.logo{font-size:18px}.logo small{display:none}.nav{font-size:12px;gap:14px}header{padding:20px 0}.hero{grid-template-columns:1fr;padding:40px 0 25px;gap:15px}.hero h1{font-size:40px;letter-spacing:-1.7px}.hero p{font-size:15px}.hero .lead{font-size:16px}.shelf{height:160px;justify-content:start;gap:13px;padding:8px 0}.spine{width:42px;height:125px!important;padding:10px}.spine span{font-size:8px;letter-spacing:1px}.spine b{font-size:19px}.strip{gap:10px;flex-wrap:wrap;font-size:12px}.section-heading{display:block;margin-top:40px}.section-heading p{margin-top:8px}.book{grid-template-columns:99px 1fr;gap:18px;padding:25px 0}.cover{height:146px;padding:11px}.cover .number{font-size:24px}.cover .mini-title{font-size:10px}.book h3{font-size:19px}.book .more{grid-column:1/-1}.book .tag{font-size:8px}.book .reader{font-size:12px}.order{padding:24px 20px;margin:35px 0}.order h2{font-size:25px}.steps{grid-template-columns:1fr;gap:10px}.order-choice{grid-template-columns:1fr}.steps li:before{display:inline-block;margin-right:12px}.steps strong{display:inline}.price{font-size:22px}}

.bundle-offer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px;margin:0 0 28px;background:#e8ece2;border:1px solid #bfc8bd}.bundle-offer h3{margin:5px 0;font-size:24px;letter-spacing:-.7px}.bundle-offer p{margin:5px 0;font-size:14px}.bundle-offer .button{flex-shrink:0}.bundle-price{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 10px}.bundle-price del{color:var(--muted)}.bundle-price strong{font-size:24px;color:var(--accent)}.bundle-price span{font-weight:650;color:var(--accent)}
.purchase-intro{margin:-5px 0 24px;color:var(--muted);font-size:14px}.purchase-picker{scroll-margin-top:24px}.order-target{display:block;height:0;scroll-margin-top:24px}.order-target:focus{outline:0}.purchase-controls h3{font-size:16px;margin:0 0 10px}.purchase-modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.purchase-modes a{display:flex;flex-direction:column;justify-content:center;padding:13px 16px;min-height:76px;border:1px solid #aebbac;border-radius:3px;background:#f7f9f4;text-decoration:none;font-size:16px;font-weight:700;overflow-wrap:anywhere}.purchase-modes small{font-size:12px;font-weight:400;margin-top:3px}.purchase-modes .mode-individual{background:var(--accent);border-color:var(--accent);color:white}.individual-options{margin-top:24px}.individual-options>p{font-size:13px;color:var(--muted);margin:-5px 0 10px}.book-options{display:grid;gap:8px}.book-option{display:grid;grid-template-columns:24px minmax(0,1fr) auto;align-items:center;gap:12px;padding:13px 15px;min-height:54px;border:1px solid #aebbac;border-radius:3px;background:#f7f9f4;text-decoration:none;font-size:14px;overflow-wrap:anywhere}.option-number{font-size:12px;font-weight:700}.option-title{min-width:0}.book-option strong{font-size:13px;white-space:nowrap}.selected-mark{display:none;margin-left:10px;border:1px solid currentColor;border-radius:2px;padding:0 5px;font-size:10px;white-space:nowrap}.order-panels{margin:20px 0 30px}.order-prompt{margin:0;padding:20px;border:1px dashed #8e9e8a;background:#f7f9f4;font-size:14px}.order-choice>div{min-width:0;overflow-wrap:anywhere}.selection-label{display:inline-block;color:var(--accent);font-size:12px;font-weight:700}.order-choice .selected-price{margin:12px 0;color:var(--ink);font-size:14px}.selected-price strong{display:block;color:var(--accent);font-size:28px;line-height:1.4}.order-choice .bundle-saving{color:var(--accent);font-weight:650}.bundle-members{padding-left:18px;font-size:12px;color:var(--muted)}.transfer-box .button{width:100%;text-align:center}.transfer-box .email-help{margin-top:8px;font-size:11px}.order-target:target ~ .order-panels .order-prompt{display:none}#order-all-five:target ~ .purchase-controls .individual-options{display:none}#order-all-five:target ~ .purchase-controls .mode-individual{background:#f7f9f4;color:var(--ink);border-color:#aebbac}
@media(max-width:600px){.bundle-offer{align-items:stretch;flex-direction:column;gap:16px;padding:20px}.bundle-offer h3{font-size:22px}.purchase-modes a{padding:11px;font-size:14px}.purchase-modes small{font-size:11px}.book-option{grid-template-columns:20px minmax(0,1fr);gap:3px 8px;padding:12px}.book-option strong{grid-column:2}.option-number{align-self:start;padding-top:2px}.selected-mark{margin-left:5px}.order-choice{padding:15px}.selected-price strong{font-size:26px}}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

#order-01-openclaw:target ~ .order-panels [data-order-id="01-openclaw"]{display:grid}
#order-01-openclaw:target ~ .purchase-controls a[href="#order-01-openclaw"]{border-color:var(--accent);background:var(--accent);color:white}
#order-01-openclaw:target ~ .purchase-controls a[href="#order-01-openclaw"] .selected-mark{display:inline-block}
#order-02-event-operations:target ~ .order-panels [data-order-id="02-event-operations"]{display:grid}
#order-02-event-operations:target ~ .purchase-controls a[href="#order-02-event-operations"]{border-color:var(--accent);background:var(--accent);color:white}
#order-02-event-operations:target ~ .purchase-controls a[href="#order-02-event-operations"] .selected-mark{display:inline-block}
#order-03-ai-projects:target ~ .order-panels [data-order-id="03-ai-projects"]{display:grid}
#order-03-ai-projects:target ~ .purchase-controls a[href="#order-03-ai-projects"]{border-color:var(--accent);background:var(--accent);color:white}
#order-03-ai-projects:target ~ .purchase-controls a[href="#order-03-ai-projects"] .selected-mark{display:inline-block}
#order-04-research-notes:target ~ .order-panels [data-order-id="04-research-notes"]{display:grid}
#order-04-research-notes:target ~ .purchase-controls a[href="#order-04-research-notes"]{border-color:var(--accent);background:var(--accent);color:white}
#order-04-research-notes:target ~ .purchase-controls a[href="#order-04-research-notes"] .selected-mark{display:inline-block}
#order-05-brand-materials:target ~ .order-panels [data-order-id="05-brand-materials"]{display:grid}
#order-05-brand-materials:target ~ .purchase-controls a[href="#order-05-brand-materials"]{border-color:var(--accent);background:var(--accent);color:white}
#order-05-brand-materials:target ~ .purchase-controls a[href="#order-05-brand-materials"] .selected-mark{display:inline-block}
#order-all-five:target ~ .order-panels [data-order-id="all-five"]{display:grid}
#order-all-five:target ~ .purchase-controls a[href="#order-all-five"]{border-color:var(--accent);background:var(--accent);color:white}
#order-all-five:target ~ .purchase-controls a[href="#order-all-five"] .selected-mark{display:inline-block}