:root{--ink:#182c3b;--blue:#165c91;--blue-dark:#124b77;--muted:#596872;--paper:#faf9f6;--pale:#edf3f6;--line:#d7dfe2;--serif:"Noto Serif JP","Yu Mincho",serif;--sans:"Zen Kaku Gothic New","Yu Gothic",sans-serif;--container:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body.aibook-lp{margin:0;color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;background:#fff;-webkit-font-smoothing:antialiased}.aibook-lp h1,.aibook-lp h2,.aibook-lp h3,.aibook-lp p,.aibook-lp ul,.aibook-lp blockquote{margin:0}.aibook-lp a{color:inherit;text-decoration:none}.aibook-lp button{font:inherit}.aibook-lp img{display:block;max-width:100%;height:auto}.aibook-lp svg{display:block}.aibook-lp a,.aibook-lp button,.aibook-lp summary{-webkit-tap-highlight-color:transparent}.aibook-lp :focus-visible{outline:3px solid #bf7228;outline-offset:5px}.aibook-lp [hidden]{display:none!important}.aibook-lp .container{width:min(var(--container),calc(100% - 112px));margin-inline:auto}.aibook-lp .sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:20px;background:var(--ink);color:white!important;padding:12px 24px;z-index:100}.skip-link:focus{top:10px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}.header-inner{height:90px;padding:0 48px;max-width:1536px;margin:auto;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:11px;white-space:nowrap;line-height:1.45}.brand svg{width:37px;height:37px;color:var(--blue)}.brand>span{font-weight:900;font-size:19px;letter-spacing:.04em}.brand small{display:block;font-weight:500;font-size:10px;letter-spacing:.16em;color:var(--muted);margin-top:3px}.desktop-nav{display:flex;align-items:center;gap:30px;margin-left:auto;font-size:13px;font-weight:700}.desktop-nav a{padding:10px 0;position:relative}.desktop-nav a::after{content:"";position:absolute;bottom:1px;left:0;width:0;height:1px;background:var(--blue);transition:width .2s}.desktop-nav a:hover::after{width:100%}.header-cta{background:var(--ink);color:white!important;min-height:44px;display:flex;align-items:center;justify-content:center;gap:24px;padding:10px 23px;font-size:13px;transition:background .2s}.header-cta:hover{background:var(--blue)}.header-cta span{font-size:19px}.menu-toggle{display:none}.mobile-menu{background:white;border-top:1px solid var(--line);padding:16px 24px}.mobile-menu a{display:block;padding:10px 0;font-weight:700}
.eyebrow{font:700 11px/1.5 var(--sans);letter-spacing:.18em;color:var(--blue);display:flex;align-items:center;gap:12px;text-transform:uppercase}.eyebrow-line{width:30px;height:1px;background:currentColor}.hero{background:var(--paper);overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.06fr 1fr;gap:28px;min-height:658px;align-items:stretch}.hero-copy{padding:58px 0 46px;position:relative;z-index:2}.hero-kicker{font-size:14px;font-weight:500;letter-spacing:.1em;margin-top:28px!important}.hero h1{font:600 clamp(46px,5.1vw,72px)/1.44 var(--serif);letter-spacing:.025em;margin:12px 0 21px}.hero h1 span{color:var(--blue)}.hero-sub{font-size:20px;font-weight:700;line-height:1.8;letter-spacing:.035em}.hero-lead{font-size:13px;color:var(--muted);line-height:2.05;margin-top:19px!important}.cta-row{display:flex;align-items:center;gap:25px;margin-top:28px}.btn{display:inline-flex;justify-content:space-between;align-items:center;gap:30px;min-height:56px;padding:14px 27px;font-size:14px;font-weight:700;line-height:1.6;transition:background .2s,transform .2s}.btn span{font-weight:400;font-size:22px}.btn-primary{background:var(--blue);color:#fff!important}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px)}.text-link{display:inline-flex;align-items:center;gap:20px;font-size:13px;font-weight:700;border-bottom:1px solid var(--ink);padding:5px 0}.text-link:hover{color:var(--blue)}.text-link span{font-size:19px}.hero-gift{font-size:10px;color:var(--muted);display:flex;align-items:center;gap:7px;margin-top:16px!important}.hero-gift svg{width:17px;height:17px;flex-shrink:0}.hero-visual{position:relative;display:flex;flex-direction:column;background:var(--pale);margin-right:-56px;padding:30px 34px 25px 32px;min-width:0}.hero-visual::after{content:"";position:absolute;left:100%;width:40vw;top:0;bottom:0;background:var(--pale)}.edition-label{display:flex;justify-content:space-between;font-size:10px;font-weight:700;letter-spacing:.13em;color:#627884}.edition-label span:last-child{font-family:Georgia,serif;font-weight:400;letter-spacing:.05em;font-size:12px}.book-stage{position:relative;flex:1;min-height:460px;isolation:isolate}.stage-word{position:absolute;bottom:40px;left:-8px;font:120px/.85 Georgia,serif;letter-spacing:-.075em;color:#d9e3e8;user-select:none}.hero-book{position:absolute;width:47%;top:69px;transform:perspective(1200px) rotateY(-10deg) rotateZ(-8deg);filter:drop-shadow(15px 20px 10px #1b35472b);transform-origin:bottom}.hero-book img{width:100%;box-shadow:inset 4px 0 6px #0002;border-radius:1px 3px 3px 1px;position:relative;z-index:2;aspect-ratio:5/8;object-fit:cover}.hero-book::before{content:"";position:absolute;left:-7px;top:0;width:8px;height:100%;background:#bdc4c7;transform:skewY(-11deg);border-radius:2px 0 0 2px}.hero-book::after{content:"";position:absolute;right:-7px;bottom:0;width:9px;height:99%;background:repeating-linear-gradient(90deg,#f9f9f7 0,#f9f9f7 1px,#d0d5d8 1px,#d0d5d8 2px);transform:skewY(-21deg);z-index:0}.hero-book-front{left:13%;z-index:3;top:75px;width:48%}.hero-book-back{right:0;top:30px;transform:perspective(1200px) rotateY(-13deg) rotateZ(11deg);width:43%;z-index:2}.stage-base{position:absolute;height:1px;background:#bfcdd4;bottom:38px;left:-18px;right:-34px;z-index:-1}.visual-caption{position:relative;display:flex;justify-content:space-between;align-items:center;padding-top:15px;border-top:1px solid #cbd7dd;font-size:13px;font-weight:700}.visual-caption small{display:block;font-size:10px;color:var(--muted);font-weight:400;margin-bottom:2px}.circle-arrow{width:38px;height:38px;border:1px solid #a7b7c0;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px}.visual-caption:hover .circle-arrow{background:var(--ink);color:#fff}
.proof-strip{border-block:1px solid var(--line);padding:26px 0 17px}.kpis{display:grid;grid-template-columns:repeat(4,1fr)}.kpi{display:flex;flex-direction:column;align-items:center;border-right:1px solid var(--line)}.kpi:last-child{border:0}.kpi>span{font-size:11px;letter-spacing:.04em;color:var(--muted)}.kpi b{font:500 46px/1.4 Georgia,serif;color:var(--ink)}.kpi b small{font:700 16px var(--sans);margin-left:6px}.proof-strip .note{text-align:center;font-size:10px;margin-top:12px}.note{font-size:11px;color:var(--muted);line-height:1.9;margin-top:18px!important}
.section{padding:96px 0}.section h2{font:600 34px/1.65 var(--serif);letter-spacing:.035em;margin-top:16px;margin-bottom:23px}.section>.container>.lead{max-width:800px;font-size:15px;color:var(--muted);margin-bottom:36px;line-height:2}.section-heading{display:flex;justify-content:space-between;gap:40px;align-items:center;margin-bottom:36px}.section-heading h2{margin-bottom:0}.section-intro{font-size:13px;color:var(--muted);line-height:2}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.card{padding:28px;background:white}.card h3{font-size:18px;line-height:1.7;margin:16px 0 12px}.card p,.card li{font-size:14px;line-height:1.95;color:var(--muted)}.card ul{padding-left:1.2em}.icon{width:36px;height:36px;color:var(--blue)}.icon svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.25;stroke-linecap:round;stroke-linejoin:round}
.books-section{padding-top:78px}.bookcards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}.bookcard{min-width:0}.book-cover-area{height:306px;background:#f1f3f2;position:relative;display:flex;align-items:center;justify-content:center;padding:30px;overflow:hidden}.bookcard:nth-child(2) .book-cover-area{background:#f2efea}.bookcard:nth-child(3) .book-cover-area{background:#edf2f5}.bookcard:nth-child(4) .book-cover-area{background:#edf2ef}.book-cover-area img{height:242px;width:auto;box-shadow:6px 10px 14px #13253625;transition:transform .3s}.book-cover-area:hover img{transform:translateY(-6px) rotate(-2deg)}.book-index{position:absolute;left:14px;top:10px;font:11px Georgia,serif;color:var(--muted)}.cover-link{position:absolute;right:15px;bottom:10px;font-size:20px}.book-info{padding-top:19px}.book-category{font-size:9px;letter-spacing:.11em;font-weight:700;color:var(--blue)}.book-info h3{font-size:16px;line-height:1.75;margin:7px 0 7px;min-height:56px}.book-info>p:not(.book-category){font-size:11px;color:var(--muted);margin-bottom:12px}.book-info .text-link{font-size:11px}.book-info .text-link span{font-size:16px}
#issues{background:var(--paper);padding:76px 0}#issues .grid-3{gap:0;border-top:1px solid var(--line);margin-top:36px}#issues .card{background:none;border-right:1px solid var(--line);padding:28px 30px 0}#issues .card:first-child{padding-left:0}#issues .card:last-child{border:0;padding-right:0}#issues .card h3{font-size:18px}#issues .icon{width:28px;height:28px}#service .lead{max-width:860px}.service-equation{display:flex;justify-content:center;gap:24px;align-items:center;background:var(--paper);padding:26px;font:600 20px var(--serif);margin-bottom:45px}.service-equation span:nth-child(even){font:400 23px var(--sans);color:#8193a0}.flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:26px}.step{border-top:1px solid var(--line);position:relative;padding-top:22px}.step-num{font:400 39px/1 Georgia,serif;color:var(--blue)}.step h3{font-size:16px;margin:17px 0 10px;line-height:1.6}.step p{font-size:12px;color:var(--muted);line-height:1.95}.step:not(:last-child)::after{content:"→";position:absolute;right:-22px;top:27px;font-size:18px;color:#90a2ad}
#effects{background:var(--ink);color:white}#effects .eyebrow{color:#b3c8d5}#effects .lead{color:#c5d1d8}#effects .grid-2{gap:56px}.effect{border-top:1px solid #556571;padding-top:26px}.effect .tag{font:500 23px/1.6 var(--serif);color:#fff;margin-bottom:23px}.effect .tag br{display:none}.effect .tag small{font:11px/1.5 var(--sans);letter-spacing:.15em;display:block;color:#a9c3d4;margin-bottom:12px}.effect h3{font-size:16px;font-weight:500;line-height:1.9;max-width:400px;margin-bottom:20px}.effect ul{list-style:none;padding:0;color:#c5d1d8;font-size:13px}.effect li{padding:11px 0 11px 20px;position:relative;border-bottom:1px solid #3b505f}.effect li::before{content:"↗";position:absolute;left:0;color:#94b7cf}
#scenes .grid-3{gap:0;margin-top:35px}#scenes .card{position:relative;padding:27px 30px 32px 0;border-top:1px solid var(--line);margin-right:32px}#scenes .card:nth-child(3n){margin-right:0}#scenes .card .icon{width:28px;height:28px}#scenes .card h3{font-size:17px}#scenes .card p{font-size:13px}.scene-num{position:absolute;top:27px;right:0;font:11px Georgia,serif;color:#738796}
#results{background:var(--pale)}.stat{padding:32px;background:white;border-top:3px solid var(--blue)}.stat-category{font-size:10px;letter-spacing:.1em;color:var(--blue);font-weight:700;margin-bottom:13px!important}.stat .big{font:500 74px/1.25 Georgia,serif;color:var(--blue)}.stat .big small{font:600 24px var(--sans);margin-left:8px}.stat .label{font-size:15px;font-weight:700;margin:10px 0 28px}.mini-table{width:100%;font-size:12px;border-collapse:collapse}.mini-table th,.mini-table td{padding:12px 0;vertical-align:top;border-bottom:1px solid var(--line);text-align:left}.mini-table th{font-weight:500;color:var(--muted);width:55%;padding-right:12px}.mini-table td{font-weight:500}.stat .note{font-size:10px}.bar-chart{display:grid;gap:12px;margin:22px 0 27px}.bar-chart>div{display:flex;align-items:center;gap:16px}.bar-chart>div>span{width:42px;flex:none;font-size:11px}.bar{color:white;font:20px Georgia,serif;padding:10px 13px;white-space:nowrap}.bar.before{background:#8d9fac;width:calc((100% - 58px)*.477)}.bar.after{background:var(--blue);width:calc(100% - 58px)}.bar small{font:10px var(--sans);margin-left:12px}
#voices{background:var(--paper);padding:75px 0}.voice{border-top:1px solid var(--line);padding:26px 0}.voice blockquote{font:500 22px/1.9 var(--serif);margin-bottom:20px;padding-left:28px;position:relative}.voice blockquote::before{content:"“";font:50px Georgia,serif;color:#91aabd;position:absolute;left:0;top:-5px}.voice p{font-size:13px;line-height:2;color:var(--muted)}#voices .grid-2{gap:60px;margin-top:32px}
.table-wrap{margin-top:28px}.table-wrap table{border-collapse:collapse;width:100%;font-size:14px}.table-wrap th,.table-wrap td{padding:19px 22px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}.table-wrap th{font-weight:700;background:#f4f6f5;width:21%}.table-wrap tr:first-child th,.table-wrap tr:first-child td{border-top:1px solid var(--line)}.table-wrap td a{border-bottom:1px solid var(--line);overflow-wrap:anywhere}.table-wrap td a:hover{color:var(--blue)}#formats{padding-bottom:75px}#compare{background:var(--paper);padding:75px 0}#compare table{font-size:12px;table-layout:fixed}#compare thead th{background:var(--paper);font-weight:700;vertical-align:middle}#compare thead th:last-child{background:var(--blue);color:white;width:31%}#compare thead th:first-child{width:15%}#compare th,#compare td{padding:18px 16px}#compare tbody th{background:var(--paper)}#compare td:last-child{background:#e7eff4}#compare .note{font-size:10px}
#pricing .pricing-key{font:600 30px/1.65 var(--serif);padding:32px 0;margin-bottom:32px;border-block:1px solid var(--line);color:var(--blue);display:flex;align-items:center;justify-content:space-between;gap:20px}#pricing .pricing-key span{font:13px/1.8 var(--sans);color:var(--muted)}#pricing .card{background:var(--paper);padding:32px}#pricing .card h3{margin:0 0 17px;font-size:17px}#pricing .card p,#pricing .card li{font-size:13px}#pricing .card .note{font-size:10px}#pricing .center{text-align:center;margin-top:30px}
#faq{background:var(--paper)}#faq>.container{display:grid;grid-template-columns:310px 1fr;column-gap:50px;align-items:start}#faq .eyebrow{grid-column:1;grid-row:1}#faq h2{grid-column:1;grid-row:2;margin-top:14px;font-size:30px}#faq .faq{grid-column:2;grid-row:1/span 3}.faq details{border-bottom:1px solid var(--line)}.faq details:first-child{border-top:1px solid var(--line)}.faq summary{list-style:none;cursor:pointer;font-size:14px;font-weight:700;padding:23px 37px 23px 29px;position:relative;line-height:1.8}.faq summary::-webkit-details-marker{display:none}.faq summary::before{content:"Q";font:18px Georgia,serif;color:var(--blue);position:absolute;left:0;top:25px}.faq summary::after{content:"＋";font-size:18px;position:absolute;right:3px;top:20px;font-weight:400;color:var(--blue)}.faq details[open] summary::after{content:"−"}.faq .answer{padding:0 28px 25px 29px;font-size:13px;line-height:2;color:var(--muted)}
#company{padding:72px 0}#company>.container{display:grid;grid-template-columns:310px 1fr;column-gap:50px}#company .eyebrow{grid-column:1;grid-row:1}#company h2{grid-column:1;grid-row:2;margin-top:14px;font-size:30px}#company .table-wrap{grid-column:2;grid-row:1/span 3;margin:0}#company .note{grid-column:2}#company table{font-size:12px}#company th,#company td{padding:16px 12px}#company th{background:none;width:25%}
#contact{padding:82px 0;background:var(--pale);position:relative;overflow:hidden}#contact::before,#contact::after{content:"";width:250px;height:340px;border:1px solid #c8d9e2;position:absolute;top:90px;left:calc(50% - 650px);transform:rotate(-18deg);pointer-events:none}#contact::after{left:auto;right:calc(50% - 650px);transform:rotate(18deg)}.cta-band{text-align:center;position:relative;z-index:1}.cta-band .eyebrow{justify-content:center}.cta-band h2{font-size:44px;line-height:1.65;margin:20px 0}.cta-band p:not(.eyebrow){font-size:14px;color:var(--muted);margin-bottom:28px}.cta-band .btn{min-width:275px;justify-content:space-between}.gift{display:block;font-size:11px;color:var(--muted);margin-top:18px}
.site-footer{padding:45px 0 22px;background:#fff}.footer-top{display:flex;align-items:center;gap:28px}.footer-top>p{font-size:11px;color:var(--muted)}.footer-links{margin-left:auto;display:flex;gap:20px;font-size:11px}.footer-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:22px;margin-top:32px!important;font-size:10px;color:var(--muted)}.footer-bottom a{letter-spacing:.12em}.sticky-cta{display:none}
@media(min-width:1536px){.hero-visual{margin-right:calc((1200px - 100vw)/2);padding-right:calc((100vw - 1200px)/2)}.hero-grid{min-height:700px}.hero-copy{padding-top:75px}.hero-book-front{max-width:260px;top:90px}.hero-book-back{max-width:232px;right:15px;top:45px}}
@media(max-width:1180px){.header-inner{padding:0 32px;gap:20px}.desktop-nav{gap:20px;font-size:12px}.header-cta{gap:16px;padding-inline:18px}.aibook-lp .container{width:calc(100% - 80px)}.hero-visual{margin-right:-40px;padding-right:25px;padding-left:25px}.hero-copy{padding-top:46px}.hero-grid{min-height:620px;gap:24px}.hero h1{font-size:59px}.hero-kicker{font-size:12px}.hero-sub{font-size:18px}.hero-lead{font-size:12px}.hero .cta-row{gap:16px}.hero .btn{padding-inline:20px;font-size:13px;gap:20px}.hero .text-link{font-size:11px;gap:10px}.hero-gift{font-size:9px}.book-stage{min-height:435px}.hero-book-front{top:109px}.hero-book-back{top:76px}.stage-word{font-size:97px}.book-cover-area{padding:28px 20px;height:278px}.book-cover-area img{height:221px}.bookcards{gap:20px}.book-info h3{font-size:14px}.service-equation{font-size:18px}.flow{gap:20px}.step h3{font-size:14px}.section h2{font-size:30px}#faq>.container,#company>.container{grid-template-columns:260px 1fr;column-gap:36px}.footer-top{flex-wrap:wrap}.footer-links{margin-left:auto}}
@media(max-width:980px){.desktop-nav{display:none}.header-inner{height:76px}.header-cta{margin-left:auto}.menu-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;width:44px;height:44px;background:transparent;border:1px solid var(--line);padding:0;cursor:pointer}.menu-toggle span{width:17px;height:1px;background:var(--ink);transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}.hero h1{font-size:49px}.hero-kicker{font-size:11px}.hero-sub{font-size:17px}.hero .cta-row{flex-wrap:wrap;gap:14px}.hero .hero-lead br{display:none}.hero-gift{max-width:260px}.hero-grid{grid-template-columns:1fr .95fr}.hero-visual{padding-inline:20px}.hero-book-front{width:55%;left:5%;top:121px}.hero-book-back{width:48%;top:97px}.stage-word{font-size:77px;bottom:55px}.edition-label{font-size:8px}.edition-label span:last-child{font-size:10px}.visual-caption{font-size:11px}.visual-caption small{font-size:9px}.circle-arrow{width:30px;height:30px}.bookcards{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.book-cover-area{height:332px}.book-cover-area img{height:276px}.book-info h3{min-height:0;font-size:17px}.book-info>p:not(.book-category){font-size:12px}.book-category{font-size:10px}.book-info .text-link{font-size:12px}.section-heading{align-items:start;gap:25px}.section-intro{font-size:12px;max-width:260px}.section{padding:76px 0}.section h2{font-size:29px}.grid-3{gap:18px}.card h3,#issues .card h3{font-size:16px}.card p{font-size:13px}#issues .card{padding-inline:20px}.flow{grid-template-columns:1fr;gap:0}.step{display:grid;grid-template-columns:60px 190px 1fr;align-items:center;gap:15px;padding:20px 0}.step h3{font-size:16px;margin:0}.step-num{font-size:31px}.step p{font-size:13px}.step:not(:last-child)::after{display:none}.service-equation{font-size:16px;gap:18px}.effect h3{font-size:15px}#effects .grid-2{gap:32px}.stat{padding:26px}.stat .big{font-size:65px}.mini-table th{width:51%}.mini-table{font-size:11px}.stat .label{font-size:13px}.voice blockquote{font-size:20px}#faq>.container,#company>.container{display:block}#faq h2,#company h2{margin-bottom:30px}#company .note{max-width:700px}.footer-top{row-gap:18px}.footer-links{width:100%;margin-left:0}}
@media(max-width:640px){html{scroll-padding-top:78px}.aibook-lp{padding-bottom:77px}.aibook-lp .container{width:calc(100% - 40px)}.header-inner{height:68px;padding:0 20px;gap:14px}.brand{gap:7px}.brand svg{width:29px;height:29px}.brand>span{font-size:16px}.brand small{font-size:9px}.header-cta{display:none}.menu-toggle{margin-left:auto;width:39px;height:39px}.hero-grid{display:block}.hero-copy{padding:32px 0 34px}.eyebrow{font-size:9px;letter-spacing:.16em}.hero-kicker{margin-top:20px!important;font-size:12px;letter-spacing:.04em}.hero h1{font-size:53px;line-height:1.42;letter-spacing:.01em;margin:10px 0 20px}.hero-sub{font-size:18px;line-height:1.9}.hero-lead{font-size:12px;line-height:1.95;margin-top:18px!important;max-width:440px}.hero .cta-row{gap:22px;flex-wrap:nowrap;margin-top:23px}.hero .btn{min-height:54px;padding:13px 18px;font-size:13px;gap:18px}.hero .text-link{font-size:11px;gap:9px}.hero-gift{font-size:9px;max-width:none;margin-top:14px!important;gap:5px}.hero-gift svg{width:14px;height:14px}.hero-visual{margin:0 -20px;padding:22px 28px 20px}.edition-label{font-size:9px}.edition-label span:last-child{font-size:11px}.book-stage{min-height:358px;width:min(100%,360px);margin:auto}.hero-book-front{width:48%;top:36px;left:11%;max-width:none}.hero-book-back{width:43%;top:17px;right:3%;max-width:none}.stage-word{font-size:96px;bottom:30px;left:0}.stage-base{bottom:25px}.visual-caption{font-size:12px;max-width:430px;width:100%;margin:auto}.visual-caption small{font-size:10px}.circle-arrow{width:34px;height:34px}.proof-strip{padding:22px 0 18px}.kpis{grid-template-columns:1fr 1fr;row-gap:20px}.kpi:nth-child(2){border:0}.kpi>span{font-size:10px}.kpi b{font-size:40px}.kpi b small{font-size:13px}.proof-strip .note{text-align:left;font-size:9px;margin-top:19px}.section{padding:60px 0}.section h2{font-size:26px;line-height:1.7;margin-top:13px;margin-bottom:20px;letter-spacing:.01em}.section>.container>.lead{font-size:13px;line-height:2;margin-bottom:27px}.section-heading{display:block;margin-bottom:28px}.section-intro{margin-top:18px!important;max-width:none;font-size:12px}.bookcards{gap:28px 17px}.book-cover-area{height:216px;padding:24px 17px 19px}.book-cover-area img{height:auto;max-height:174px;width:auto;max-width:100%}.book-index{font-size:9px;top:7px;left:9px}.cover-link{right:9px;bottom:4px;font-size:16px}.book-info{padding-top:13px}.book-category{font-size:8px;letter-spacing:.055em}.book-info h3{font-size:13px;line-height:1.75;margin:6px 0 7px}.book-info>p:not(.book-category){font-size:10px;line-height:1.8;margin-bottom:10px}.book-info .text-link{font-size:10px;gap:13px}.book-info .text-link span{font-size:14px}#issues{padding:56px 0}#issues .grid-3{grid-template-columns:1fr;margin-top:26px}#issues .card,#issues .card:first-child,#issues .card:last-child{padding:25px 0;border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:38px 1fr;column-gap:14px}#issues .card h3{margin:0 0 10px;font-size:17px;grid-column:2}#issues .card p{grid-column:2;font-size:13px}#issues .icon{grid-column:1;grid-row:1/span 2;margin-top:3px}#issues .card:last-child{padding-bottom:0;border-bottom:0}.service-equation{flex-wrap:wrap;gap:12px;padding:23px 15px;font-size:15px;line-height:1.7;margin-bottom:27px}.service-equation span:last-child{width:100%;text-align:center}.service-equation span:nth-child(4){display:none}.step{grid-template-columns:43px 1fr;gap:8px 13px;padding:22px 0}.step-num{grid-row:1/span 2;align-self:start;font-size:31px}.step h3{font-size:16px}.step p{grid-column:2;font-size:12px}.note{font-size:10px}#effects .grid-2{grid-template-columns:1fr;gap:38px}.effect .tag{font-size:23px}.effect h3{max-width:none;font-size:15px}.effect ul{font-size:12px}.effect .tag small{font-size:10px}#scenes .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:27px}#scenes .card{padding:22px 6px 26px 0;margin-right:20px}#scenes .card:nth-child(3n){margin-right:20px}#scenes .card:nth-child(even){margin-right:0}#scenes .card h3{font-size:14px;margin:17px 0 10px}#scenes .card p{font-size:11px;line-height:1.95}#scenes .card .icon{width:26px;height:26px}.scene-num{top:25px;font-size:9px}.grid-2{grid-template-columns:1fr;gap:22px}.stat{padding:26px 22px}.stat .big{font-size:70px}.stat .big small{font-size:24px}.stat .label{font-size:14px}.stat .note{font-size:10px}.mini-table{font-size:11px}.mini-table th{width:53%}.bar small{font-size:9px}.bar-chart>div{gap:12px}.bar.after{width:calc(100% - 54px)}.bar.before{width:calc((100% - 54px)*.477)}#voices{padding:56px 0}#voices .grid-2{gap:6px;margin-top:26px}.voice blockquote{font-size:19px;line-height:1.95}.voice p{font-size:12px}#formats{padding-bottom:56px}.table-wrap table{font-size:12px}.table-wrap th,.table-wrap td{padding:16px 12px}.table-wrap th{width:27%}.table-wrap td{line-height:1.95}#compare{padding:56px 0}#compare thead{display:none}#compare tbody tr{display:block;border-bottom:1px solid #bcccd6;padding-bottom:14px;margin-bottom:16px}#compare tbody th{display:block;width:100%;border:0;background:none;font-size:14px;padding:12px 0}#compare tbody td{display:block;width:100%;border:0;padding:12px;font-size:12px}#compare tbody td::before{content:attr(data-label);display:block;font-weight:700;font-size:10px;letter-spacing:.05em;margin-bottom:5px;color:var(--muted)}#compare tbody td:last-child::before{color:var(--blue)}#pricing .pricing-key{font-size:25px;display:block;padding:24px 0;margin-bottom:25px}#pricing .pricing-key span{display:block;font-size:12px;margin-top:10px}#pricing .card{padding:26px 23px}#pricing .card h3{font-size:16px}#pricing .card p,#pricing .card li{font-size:12px}#faq h2,#company h2{font-size:26px}.faq summary{font-size:13px;padding:22px 28px 22px 25px}.faq summary::before{font-size:16px;top:25px}.faq summary::after{font-size:16px;right:0}.faq .answer{font-size:12px;padding:0 20px 23px 25px}#company{padding:56px 0}#company th,#company td{padding:15px 7px}#company table{font-size:11px}#company th{width:28%}#contact{padding:59px 0}.cta-band h2{font-size:33px;line-height:1.75}.cta-band p:not(.eyebrow){font-size:12px;max-width:330px;margin-inline:auto}.cta-band .btn{min-width:260px}.gift{font-size:10px}#contact::before{left:-185px;opacity:.6}#contact::after{right:-185px;opacity:.6}.site-footer{padding:34px 0 24px}.footer-top{display:block}.footer-top>p{margin-top:14px!important;font-size:10px}.footer-links{display:flex;flex-wrap:wrap;gap:11px 18px;margin-top:25px;font-size:10px}.footer-bottom{font-size:9px;gap:12px;margin-top:25px!important;padding-top:18px}.sticky-cta{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:35;background:#fffffff5;border-top:1px solid var(--line);padding:10px 15px calc(10px + env(safe-area-inset-bottom));gap:14px;align-items:center;justify-content:space-between}.sticky-cta>a:first-child{font-size:11px;font-weight:700;text-align:center;flex:1}.sticky-cta .btn{font-size:13px;min-height:46px;padding:11px 22px;gap:26px}.sticky-cta .btn span{font-size:18px}}
@media(max-width:374px){.hero h1{font-size:46px}.hero .cta-row{gap:14px}.hero .btn{padding-inline:14px;font-size:12px;gap:12px}.hero .text-link{font-size:10px}.hero-gift{font-size:8px}.book-stage{min-height:320px}.book-cover-area{height:192px}.book-cover-area img{max-height:155px}.section h2{font-size:24px}.sticky-cta .btn{gap:16px;padding-inline:18px}.kpi b small{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.aibook-lp *{animation:none!important;transition:none!important}}
@media(min-width:981px){.hero-book-back{right:28px;width:39%}}
.section h2{text-wrap:balance}