:root{--blue:#365f7e;--blue-deep:#192f43;--ink:#192f43;--paper:#f6f4ed;--lime:#d9e9f1;--line:#d3dce0;--muted:#50657a;--white:#fff;--radius:20px;--max:1280px}
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:112px}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang HK","PingFang TC","Noto Sans TC","Microsoft JhengHei",Arial,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.65}
    button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit}img{max-width:100%;display:block}svg{display:block}button{color:inherit}::selection{background:var(--lime);color:var(--ink)}
    a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #f39a49;outline-offset:5px}
    .skip-link{position:fixed;top:8px;left:8px;z-index:1000;transform:translateY(-200%);background:var(--lime);padding:10px 18px;border-radius:10px}.skip-link:focus{transform:translateY(0)}
    .wrap{width:min(var(--max),calc(100% - 104px));margin-inline:auto}
    .eyebrow{font-family:Arial,sans-serif;letter-spacing:.15em;text-transform:uppercase;font-size:11px;font-weight:700;display:flex;align-items:center;gap:12px}
    .eyebrow::before{content:"";width:7px;height:7px;background:currentColor;border-radius:50%}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:54px;padding:14px 24px;border-radius:100px;background:var(--ink);border:1px solid var(--ink);color:#fff;text-decoration:none;font-size:14px;font-weight:600;line-height:1.4;transition:background .2s,transform .2s}
    .button:hover{background:#30536f;transform:translateY(-2px)}.button .arrow{font-family:Arial,sans-serif;font-size:20px;line-height:1}
    .button-light{background:var(--lime);color:var(--ink);border-color:var(--lime)}.button-light:hover{background:#c5dce9}
    .button-outline{background:transparent;color:var(--ink);border-color:#a4b0a5}.button-outline:hover{background:#e3edf3}
    .text-link{display:inline-flex;align-items:center;gap:15px;font-size:14px;font-weight:600;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:4px}.text-link:hover{opacity:.75}
    .proposal-bar{background:var(--ink);color:#e5edf2;text-align:center;font-size:10px;letter-spacing:.12em;padding:6px 16px;line-height:1.5}
    .proposal-bar span{opacity:.65;margin-left:14px;letter-spacing:.02em}
    .hero{background:var(--blue);color:white;position:relative;overflow:hidden;padding-top:22px}
    .nav-wrap{position:relative;z-index:10}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--paper);color:var(--ink);border-radius:19px;padding:16px 23px;min-height:81px}
    .brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}.brand-symbol{height:36px;width:42px;position:relative;display:grid;place-items:center}.brand-symbol svg{width:42px;height:36px}.brand-name{font-family:Arial,sans-serif;font-weight:800;font-size:17px;line-height:1.04;letter-spacing:-.045em}.brand-name span{display:block;font-size:10px;letter-spacing:.18em;margin-top:4px;font-weight:600}
    .nav-links{display:flex;align-items:center;gap:35px}.nav-links>a{text-decoration:none;font-size:13px;font-weight:500}.nav-links>a:not(.nav-cta):hover{color:var(--blue)}.nav .nav-cta{background:var(--ink);color:#fff;padding:11px 20px;border-radius:50px;font-size:12px}.nav .nav-cta:hover{background:var(--blue)}
    .menu-toggle{display:none;width:42px;height:42px;border:0;background:transparent;border-radius:10px}.menu-toggle span{display:block;width:22px;height:1.5px;background:var(--ink);margin:6px auto}
    .hero-grid{display:grid;grid-template-columns:1.03fr 1fr;gap:28px;padding-block:87px 78px;position:relative;align-items:center;min-height:685px}
    .hero-copy{position:relative;z-index:2;padding-bottom:20px}.hero .eyebrow{color:#dce6ff;margin:0 0 28px}.hero h1{font-size:clamp(54px,5.8vw,82px);line-height:1.17;letter-spacing:-.055em;margin:0 0 28px;font-weight:600}.hero h1 span{color:var(--lime)}
    .hero-intro{font-size:15px;line-height:1.95;max-width:380px;color:#e5eaff;margin:0 0 24px}.hero-intro strong{font-weight:500;color:white}
    .hero-actions{display:flex;align-items:center;gap:23px;flex-wrap:wrap}.hero-actions .text-link{font-size:13px;color:white;border-color:#92a6ff}
    .hero-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:24px;font-size:11px;color:#d8e0ff}.hero-meta b{color:white;font-family:Arial,sans-serif;font-size:16px;letter-spacing:-.03em}.hero-meta i{font-style:normal;opacity:.5}
    .hero-visual{position:relative;height:496px;display:grid;place-items:center}.visual-field{position:absolute;inset:17px -30px 4px 0;border:1px solid rgba(216,232,255,.28);border-radius:50% 50% 42% 45%;transform:rotate(-15deg)}
    .contour-art{position:absolute;width:700px;height:700px;max-width:none;top:-90px;left:-72px;opacity:.47;transform:rotate(9deg);pointer-events:none}
    .book-stage{position:relative;z-index:2;transform:rotate(8deg);width:256px;filter:drop-shadow(23px 30px 20px rgba(7,23,84,.35));margin-top:3px}
    .book-stage::before{content:"";position:absolute;inset:5px -9px -5px 10px;border-radius:2px;background:repeating-linear-gradient(0deg,#d4d9c9 0,#d4d9c9 1px,#edf1e7 1px,#edf1e7 3px);transform:skewY(1deg);box-shadow:2px 0 0 #a2b092;z-index:-1}
    .book-stage img{width:100%;height:auto;border-radius:2px 4px 4px 2px;box-shadow:inset 4px 0 8px #0003}
    .book-spine{position:absolute;top:0;bottom:0;width:9px;left:0;background:linear-gradient(90deg,#06193033,transparent);pointer-events:none}
    .geo-label{position:absolute;font-family:Arial,sans-serif;font-size:10px;letter-spacing:.12em;color:#dce6ff;z-index:3}.geo-label.top{top:8px;right:10px}.geo-label.bottom{bottom:4px;left:9px}.geo-label::before{content:"+";font-size:20px;margin-right:11px;vertical-align:-2px}
    .book-note{position:absolute;right:-6px;bottom:77px;background:var(--lime);color:var(--ink);padding:16px 19px;border-radius:12px;z-index:4;transform:rotate(-6deg);box-shadow:0 8px 20px #0c228822;font-size:13px;line-height:1.6}.book-note small{display:block;font-family:Arial,sans-serif;font-size:9px;letter-spacing:.12em;margin-bottom:4px}.book-note b{font-weight:600}
    .hero-foot{border-top:1px solid #ffffff30;display:flex;justify-content:space-between;gap:20px;padding:22px 0 24px;font-size:10px;letter-spacing:.07em;color:#dce6ff}.hero-foot span{display:flex;gap:10px;align-items:center}.hero-foot svg{width:15px;height:15px;stroke:var(--lime);fill:none;stroke-width:1.5}
    .intro-section{padding:109px 0 104px}.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:end;margin-bottom:52px}.section-heading h2,.section-title{font-size:clamp(32px,3.3vw,46px);letter-spacing:-.045em;line-height:1.4;font-weight:500;margin:17px 0 0}.section-heading p{font-size:14px;line-height:1.95;max-width:405px;margin:0 0 6px;color:var(--muted)}
    .outcomes{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.outcome{padding:32px 30px 0 0}.outcome+.outcome{border-left:1px solid var(--line);padding-left:34px}.outcome:last-child{padding-right:0}.outcome-number{font-family:Arial,sans-serif;font-size:11px;color:var(--muted);letter-spacing:.08em}.outcome h3{font-size:20px;font-weight:500;letter-spacing:-.04em;margin:33px 0 13px}.outcome p{font-size:13px;line-height:1.85;color:var(--muted);max-width:300px;margin:0}.outcome-icon{height:77px;margin-top:26px;display:flex;align-items:center}.outcome-icon svg{height:62px;width:90px;stroke:var(--ink);fill:none;stroke-width:1.2}
    .preview-section{background:#e9eef0;padding:91px 0 95px}.preview-section .section-heading{margin-bottom:35px}.preview-heading-note{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin-top:15px}.preview-heading-note svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.5}.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.preview-card{border:0;background:#fcfbf7;border-radius:15px;padding:22px 23px 17px;overflow:hidden;text-align:left;transition:transform .25s,box-shadow .25s}.preview-card:hover{transform:translateY(-5px);box-shadow:0 15px 25px #263c2610}.preview-page{height:295px;overflow:hidden;background:white;box-shadow:0 6px 10px #1527150b;position:relative}.preview-page img{width:100%;height:auto;min-height:100%;object-fit:cover;object-position:top}.preview-page::after{content:"";position:absolute;inset:0;border:1px solid #14252508;pointer-events:none}.preview-caption{display:flex;justify-content:space-between;align-items:center;margin-top:19px;font-size:12px;font-weight:500}.preview-caption .enlarge{border:1px solid #c1cbb7;width:29px;height:29px;border-radius:50%;display:grid;place-items:center;font-family:Arial,sans-serif;font-size:18px}.preview-credit{margin:20px 0 0;color:var(--muted);font-size:10px;letter-spacing:.02em}
    .method-section{padding:104px 0 100px}.method-layout{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:start}.method-lead .section-title{margin-bottom:24px}.method-lead p{font-size:14px;color:var(--muted);line-height:1.9;max-width:370px}.map-panel{background:var(--lime);height:212px;border-radius:15px;overflow:hidden;margin-top:32px;position:relative}.map-panel svg{position:absolute;width:100%;height:100%;inset:0}.map-panel .map-caption{position:absolute;bottom:18px;left:21px;font-family:Arial,sans-serif;font-size:10px;font-weight:600;letter-spacing:.12em;background:var(--lime);padding:4px 7px}.method-steps{counter-reset:steps}.method-step{border-top:1px solid var(--line);padding:25px 0 27px;display:grid;grid-template-columns:39px 1fr;gap:13px}.method-step:last-child{border-bottom:1px solid var(--line)}.method-step .step-num{font-size:11px;font-family:Arial,sans-serif;line-height:32px;color:var(--blue)}.method-step h3{font-size:20px;margin:0 0 10px;font-weight:500}.method-step p{font-size:13px;color:var(--muted);line-height:1.9;margin:0;max-width:355px}.method-step .step-tag{display:inline-block;font-size:10px;color:#50657a;letter-spacing:.05em;margin-bottom:7px}
    .author-section{padding:0 0 104px}.author-panel{border:1px solid var(--line);border-radius:18px;display:grid;grid-template-columns:.7fr 1.3fr;overflow:hidden}.author-mark{background:#d9e5ec;min-height:235px;display:flex;flex-direction:column;justify-content:space-between;padding:32px;position:relative;overflow:hidden}.author-mark .eyebrow{font-size:9px;position:relative;z-index:1}.author-monogram{font-family:Arial,sans-serif;font-weight:800;font-size:88px;line-height:1;letter-spacing:-.1em;position:relative;z-index:1}.author-mark>svg{position:absolute;right:-85px;top:-70px;width:380px;height:380px;opacity:.25}.author-copy{padding:35px 44px;align-self:center}.author-copy h2{font-size:25px;font-weight:500;line-height:1.5;letter-spacing:-.045em;margin:0 0 15px}.author-copy p{font-size:13px;color:var(--muted);line-height:1.9;margin:0 0 19px;max-width:490px}.author-copy .text-link{font-size:12px}
    .buy-section{background:var(--ink);color:white;padding:83px 0 88px;position:relative;overflow:hidden}.buy-layout{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.buy-copy>.eyebrow{color:var(--lime)}.buy-copy h2{font-size:clamp(34px,3.9vw,54px);line-height:1.35;font-weight:500;letter-spacing:-.055em;margin:23px 0}.buy-copy>p{color:#c4d2dc;font-size:14px;line-height:1.9;max-width:355px}.buy-details{display:flex;gap:28px;margin-top:32px;flex-wrap:wrap}.buy-details span{font-size:11px;color:#d1dee7;display:flex;align-items:center;gap:7px}.buy-details b{font-size:14px;color:var(--lime);font-weight:400}
    .purchase-card{background:var(--paper);color:var(--ink);border-radius:20px;padding:32px;position:relative;z-index:1}.purchase-top{display:flex;justify-content:space-between;gap:20px;align-items:start;border-bottom:1px solid var(--line);padding-bottom:21px}.purchase-top p{font-size:10px;color:var(--muted);margin:0 0 8px}.purchase-top h3{font-size:21px;line-height:1.4;font-weight:500;margin:0}.offer-tag{background:var(--lime);border-radius:4px;padding:6px 9px;white-space:nowrap;font-size:10px;margin-top:3px}.price-row{display:flex;align-items:baseline;gap:11px;padding:24px 0 7px}.price-row .currency{font-family:Arial,sans-serif;font-size:16px;font-weight:500}.price-row .price{font-family:Arial,sans-serif;font-size:55px;font-weight:400;letter-spacing:-.065em;line-height:1.1}.price-row del{font-family:Arial,sans-serif;color:var(--muted);font-size:14px;margin-left:3px}.purchase-note{font-size:11px;color:var(--muted);margin:6px 0 22px}.language-label{display:flex;justify-content:space-between;align-items:center;font-size:12px;margin-bottom:9px}.language-label small{font-size:10px;color:var(--muted)}.language-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}.language-option{background:transparent;border:1px solid #bbc6b7;border-radius:9px;padding:11px 14px;display:flex;justify-content:space-between;align-items:center;font-size:12px}.language-option[aria-pressed="true"]{border-color:var(--ink);background:#e3edf3}.language-option .radio{width:14px;height:14px;border:1px solid #879580;border-radius:50%;display:grid;place-items:center}.language-option[aria-pressed="true"] .radio{border-color:var(--ink)}.language-option[aria-pressed="true"] .radio::after{content:"";width:6px;height:6px;background:var(--ink);border-radius:50%}.purchase-card>.button{width:100%;justify-content:space-between;font-size:14px}.selection-feedback{font-size:10px;line-height:1.7;color:var(--muted);margin:11px 0 0}.purchase-bottom{display:flex;align-items:center;gap:7px;font-size:10px;color:var(--muted);border-top:1px solid var(--line);margin-top:20px;padding-top:16px}.purchase-bottom svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.4}
    .faq-section{padding:98px 0 95px}.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:82px}.faq-heading h2{font-size:36px;font-weight:500;letter-spacing:-.04em;line-height:1.4;margin:18px 0}.faq-heading p{font-size:13px;color:var(--muted);margin:0 0 19px}.faq-heading .text-link{font-size:12px}.faq-list details{border-top:1px solid var(--line)}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;font-size:14px;font-weight:500;padding:23px 33px 23px 0;cursor:pointer;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:"+";position:absolute;right:1px;top:20px;font-family:Arial,sans-serif;font-size:22px;font-weight:400}.faq-list details[open] summary::after{content:"−"}.faq-list details p{font-size:12px;color:var(--muted);line-height:1.95;margin:0 29px 24px 0;max-width:520px}.faq-list details p a{text-underline-offset:3px}
    footer{border-top:1px solid var(--line);padding:37px 0 24px}.footer-main{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:40px}.footer-main .brand-name{font-size:15px}.footer-main .brand-symbol{width:36px}.footer-links{display:flex;gap:25px;font-size:11px;flex-wrap:wrap}.footer-links a{text-decoration:none}.footer-links a:hover{text-decoration:underline}.footer-bottom{border-top:1px solid var(--line);padding-top:19px;display:flex;justify-content:space-between;gap:20px;font-size:9px;color:#50657a}.footer-bottom span{max-width:670px}.footer-bottom a{white-space:nowrap;text-decoration:none}
    .mobile-buy{display:none}.image-modal{border:0;border-radius:16px;background:var(--paper);padding:18px;width:min(900px,calc(100vw - 30px));max-height:94dvh;box-shadow:0 25px 100px #0007}.image-modal::backdrop{background:#102421bd;backdrop-filter:blur(7px)}.modal-head{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-bottom:13px}.modal-head h2{font-size:14px;margin:0;font-weight:500}.modal-close{border:1px solid var(--line);background:transparent;border-radius:50%;width:35px;height:35px;display:grid;place-items:center;font-size:24px;line-height:1}.modal-image-wrap{overflow:auto;max-height:calc(94dvh - 95px);background:#e3e7dc;border-radius:6px}.modal-image-wrap img{width:auto;max-width:100%;max-height:none;margin:auto}.modal-caption{font-size:10px;color:var(--muted);margin:10px 0 0}.no-scroll{overflow:hidden}
    @media(min-width:1500px){.wrap{width:min(var(--max),calc(100% - 140px))}.hero-grid{padding-block:105px 94px;min-height:745px}.hero h1{font-size:88px}.hero-visual{height:530px}.book-stage{width:276px}.preview-page{height:350px}}
    @media(max-width:1100px){.wrap{width:calc(100% - 64px)}.nav-links{gap:23px}.hero-grid{padding-block:65px 66px;gap:15px;min-height:640px}.hero h1{font-size:65px}.hero-visual{height:460px}.book-stage{width:230px}.book-note{right:-4px;bottom:40px}.hero-actions{gap:17px}.hero-actions .button{padding-inline:20px;gap:18px}.hero-actions .text-link{font-size:12px}.hero-intro{max-width:340px;font-size:14px}.contour-art{width:610px;height:610px;left:-80px;top:-59px}.method-layout,.buy-layout{gap:45px}.section-heading{gap:35px}.preview-page{height:265px}.preview-card{padding:17px}.faq-layout{gap:45px}.purchase-card{padding:27px}.author-copy{padding:30px}}
    @media(max-width:800px){.wrap{width:calc(100% - 44px)}.nav{padding:13px 18px;min-height:70px}.nav-links{gap:19px}.nav-links>a{font-size:11px}.nav-links>a:nth-child(3){display:none}.hero-grid{padding-block:57px 55px;grid-template-columns:1fr .9fr;gap:0;min-height:560px}.hero h1{font-size:53px}.hero .eyebrow{font-size:9px;letter-spacing:.09em}.hero-intro{font-size:13px;max-width:305px}.hero-visual{height:390px}.book-stage{width:192px}.book-note{font-size:10px;padding:12px 13px;right:-8px;bottom:36px}.book-note small{font-size:8px}.geo-label{font-size:8px}.geo-label.top{top:12px;right:-5px}.geo-label.bottom{bottom:6px;left:5px}.contour-art{width:520px;height:520px;top:-45px;left:-82px}.hero-meta{font-size:9px;gap:8px}.hero-foot{font-size:9px}.hero-foot span:nth-child(2){display:none}.hero-actions .button{min-height:50px;font-size:12px}.hero-actions .text-link{margin:1px 0 0 3px}.intro-section{padding:74px 0}.section-heading{grid-template-columns:1.1fr 1fr;gap:30px;margin-bottom:35px}.section-heading h2,.section-title{font-size:32px}.section-heading p{font-size:12px}.outcome{padding-right:20px}.outcome+.outcome{padding-left:23px}.outcome h3{font-size:17px;margin-top:24px}.outcome p{font-size:11px}.preview-section{padding:70px 0}.preview-grid{gap:13px}.preview-card{padding:12px}.preview-page{height:212px}.preview-caption{font-size:10px;margin-top:13px}.preview-caption .enlarge{width:25px;height:25px}.method-section{padding:75px 0}.method-layout{gap:35px}.method-lead p{font-size:12px}.method-step{gap:7px;grid-template-columns:28px 1fr;padding:22px 0}.method-step h3{font-size:18px}.method-step p{font-size:12px}.author-section{padding-bottom:75px}.author-panel{grid-template-columns:.65fr 1.35fr}.author-mark{padding:25px;min-height:255px}.author-monogram{font-size:70px}.author-copy{padding:27px}.author-copy h2{font-size:22px}.author-copy p{font-size:12px}.buy-section{padding:70px 0}.buy-layout{gap:35px;grid-template-columns:.9fr 1.1fr}.buy-copy h2{font-size:37px}.buy-copy>p{font-size:12px}.buy-details{gap:12px;margin-top:25px;flex-direction:column}.purchase-card{padding:23px}.purchase-top h3{font-size:17px}.offer-tag{padding:5px 7px;font-size:9px}.price-row .price{font-size:47px}.language-option{padding:10px}.faq-section{padding:73px 0}.faq-layout{gap:36px;grid-template-columns:.65fr 1.35fr}.faq-heading h2{font-size:30px}.faq-list summary{font-size:12px}.footer-links{gap:17px}.footer-bottom{font-size:8px}}
    @media(max-width:600px){html{scroll-padding-top:28px}.wrap{width:calc(100% - 36px)}.proposal-bar{font-size:9px;padding:6px 12px}.proposal-bar span{display:none}.hero{padding-top:13px}.nav{padding:11px 14px;border-radius:14px;min-height:66px}.brand-symbol{width:35px;height:30px}.brand-symbol svg{height:30px;width:35px}.brand{gap:9px}.brand-name{font-size:15px}.brand-name span{font-size:8px;letter-spacing:.2em;margin-top:4px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:77px;left:0;right:0;padding:16px;background:var(--paper);border-radius:14px;box-shadow:0 12px 30px #13246522;align-items:stretch;gap:2px}.nav-links.open{display:flex;flex-direction:column}.nav-links>a{font-size:14px;padding:10px 12px}.nav-links>a:nth-child(3){display:block}.nav-links>a.nav-cta{margin-top:5px;text-align:center;padding:12px}.hero-grid{grid-template-columns:1fr;padding-block:48px 20px;gap:4px;min-height:0}.hero-copy{padding:0 5px}.hero .eyebrow{font-size:9px;letter-spacing:.12em;margin-bottom:23px}.hero h1{font-size:clamp(48px,13.8vw,72px);line-height:1.2;letter-spacing:-.055em;margin-bottom:23px}.hero-intro{font-size:13px;line-height:1.9;max-width:320px;margin-bottom:23px}.hero-actions{gap:17px}.hero-actions .button{font-size:12px;padding:14px 20px;min-height:51px;gap:20px}.hero-actions .text-link{font-size:11px;gap:10px}.hero-meta{font-size:9px;gap:10px;margin-top:21px}.hero-meta b{font-size:14px}.hero-visual{height:389px;margin:20px 0 4px}.book-stage{width:199px;margin-top:3px;transform:rotate(8deg)}.visual-field{inset:4px 5px 14px}.contour-art{width:570px;height:570px;top:-90px;left:50%;transform:translateX(-50%) rotate(9deg);opacity:.42}.book-note{right:3px;bottom:63px;font-size:11px;padding:13px 15px}.book-note small{font-size:8px}.geo-label.top{top:16px;right:5px}.geo-label.bottom{bottom:7px;left:3px}.hero-foot{padding:18px 3px 20px;font-size:8px;gap:12px}.hero-foot span{gap:7px}.hero-foot svg{width:13px;height:13px}.intro-section{padding:62px 0}.section-heading{grid-template-columns:1fr;gap:20px;margin-bottom:29px}.section-heading h2,.section-title{font-size:32px;line-height:1.4;margin-top:15px;letter-spacing:-.045em}.eyebrow{font-size:9px;letter-spacing:.13em}.section-heading p{font-size:13px;max-width:365px;margin:0;line-height:1.85}.outcomes{grid-template-columns:1fr}.outcome{padding:25px 0;position:relative;display:grid;grid-template-columns:34px 1fr;gap:5px 8px;border-bottom:1px solid var(--line)}.outcome+.outcome{border-left:0;padding:25px 0}.outcome-number{grid-column:1;grid-row:1;padding-top:3px;font-size:10px}.outcome h3{grid-column:2;margin:0 0 8px;font-size:19px;padding-right:59px}.outcome p{grid-column:2;max-width:255px;font-size:12px;padding-right:12px}.outcome-icon{position:absolute;right:0;top:20px;height:auto;margin:0}.outcome-icon svg{height:38px;width:47px}.preview-section{padding:60px 0}.preview-section .section-heading{gap:20px;margin-bottom:26px}.preview-grid{grid-template-columns:1fr 1fr;gap:12px}.preview-card{padding:11px 11px 12px;border-radius:11px}.preview-card:first-child{grid-column:1/-1;padding:18px 21px 14px}.preview-card:first-child .preview-page{height:333px}.preview-page{height:180px}.preview-caption{font-size:10px;margin-top:12px}.preview-card:first-child .preview-caption{font-size:12px}.preview-caption .enlarge{width:24px;height:24px}.preview-credit{font-size:9px;line-height:1.8;margin-top:17px}.preview-heading-note{font-size:10px}.method-section{padding:61px 0}.method-layout{grid-template-columns:1fr;gap:31px}.method-lead .section-title{margin-bottom:18px}.method-lead p{font-size:13px;max-width:330px}.map-panel{height:180px;margin-top:24px}.method-step{grid-template-columns:34px 1fr;gap:11px;padding:24px 0}.method-step h3{font-size:19px}.method-step p{font-size:12px;max-width:none}.method-step .step-tag{font-size:9px}.author-section{padding-bottom:60px}.author-panel{grid-template-columns:1fr}.author-mark{min-height:155px;padding:21px 25px;flex-direction:row;align-items:end}.author-mark .eyebrow{align-self:start;max-width:130px;line-height:1.7;font-size:8px;gap:8px}.author-monogram{font-size:68px}.author-copy{padding:27px 25px}.author-copy h2{font-size:23px}.author-copy p{font-size:12px;margin-bottom:20px}.buy-section{padding:58px 0 61px}.buy-layout{grid-template-columns:1fr;gap:33px}.buy-copy h2{font-size:38px;line-height:1.35;margin:20px 0}.buy-copy>p{font-size:13px;max-width:310px}.buy-details{flex-direction:row;gap:20px;margin-top:24px}.buy-details span{font-size:10px}.purchase-card{padding:25px 22px;border-radius:16px}.purchase-top h3{font-size:20px}.purchase-top p{font-size:10px}.offer-tag{font-size:10px;padding:6px 9px}.price-row{padding-top:25px}.price-row .price{font-size:54px}.language-option{padding:12px}.purchase-card>.button{min-height:53px}.purchase-note{font-size:11px}.faq-section{padding:61px 0}.faq-layout{grid-template-columns:1fr;gap:27px}.faq-heading h2{font-size:31px}.faq-heading p{margin-bottom:13px;font-size:12px}.faq-heading .text-link{font-size:11px}.faq-list summary{font-size:13px;padding-block:22px}.faq-list details p{font-size:12px;margin-right:18px}.footer-main{align-items:start;flex-direction:column;gap:28px;margin-bottom:27px}.footer-links{font-size:11px;gap:22px;flex-wrap:wrap}.footer-bottom{flex-direction:column;gap:13px;font-size:9px;line-height:1.8}.footer-bottom a{align-self:start}footer{padding:30px 0 98px}.mobile-buy{position:fixed;left:0;right:0;bottom:0;background:rgba(246,244,237,.97);backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:11px 18px max(11px,env(safe-area-inset-bottom));display:flex;align-items:center;justify-content:space-between;gap:18px;z-index:20;box-shadow:0 -6px 20px #14252506}.mobile-buy .sticky-price{font-family:Arial,sans-serif;font-size:20px;letter-spacing:-.025em;line-height:1.2}.mobile-buy .sticky-price small{display:block;font-family:"PingFang HK","PingFang TC",sans-serif;font-size:9px;color:var(--muted);letter-spacing:0;margin-top:4px}.mobile-buy .button{min-height:45px;font-size:12px;padding:12px 21px;gap:23px}.image-modal{padding:13px}.modal-head h2{font-size:12px}}
    @media(max-width:360px){.wrap{width:calc(100% - 28px)}.hero-actions{gap:13px}.hero-actions .button{padding-inline:15px;font-size:11px;gap:13px}.hero-actions .text-link{font-size:10px}.hero-meta{gap:7px;font-size:8px}.hero-visual{height:353px}.book-stage{width:183px}.book-note{font-size:10px;padding:11px;right:-2px;bottom:47px}.preview-card:first-child .preview-page{height:300px}.preview-page{height:160px}.purchase-top h3{font-size:18px}}
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

    /* Keep substantive Chinese copy comfortable to read across device sizes. */
    .hero-intro,.section-heading p,.method-lead p,.buy-copy>p{font-size:16px}
    .outcome p,.method-step p,.author-copy p,.faq-list details p{font-size:15px}
    .faq-list summary,.nav-links>a{font-size:15px}
    .purchase-note,.selection-feedback,.preview-credit,.purchase-bottom{font-size:12px}
    .modal-close{width:44px;height:44px;flex-shrink:0}
    .outcome-number{white-space:nowrap}
    @media(max-width:800px){.nav-links{gap:16px}.nav-links>a{font-size:12px}.hero-intro{font-size:15px}.section-heading p,.method-lead p,.buy-copy>p,.outcome p,.method-step p,.author-copy p,.faq-list details p{font-size:14px}.faq-list summary{font-size:15px}}
    @media(max-width:600px){.hero-intro,.section-heading p,.method-lead p,.buy-copy>p,.outcome p,.method-step p,.author-copy p,.faq-list details p{font-size:15px}.nav-links>a{font-size:15px;min-height:44px}.hero-actions .text-link{min-height:44px}.hero-foot{font-size:10px}.outcome{grid-template-columns:1fr;gap:5px}.outcome-number{grid-column:1;grid-row:auto}.outcome h3,.outcome p{grid-column:1}.outcome h3{margin-top:8px}.outcome p{max-width:100%;padding-right:0}.outcome-icon{top:42px}.preview-credit{font-size:12px}.mobile-buy{gap:10px}.mobile-buy .button{padding-inline:14px;gap:10px}.purchase-note,.selection-feedback,.purchase-bottom{font-size:12px}.faq-heading .text-link{font-size:13px}}

    /* Approved warm white and navy direction. */
    html[data-hero="warm"]{--hero-bg:#f6f4ed;--hero-ink:#192f43;--hero-muted:#50657a;--hero-accent:#547a99;--hero-note:#d9e9f1;--hero-nav:#fcfbf7;--hero-line:#cbd7db;--hero-contour:#759bb7}
    html[data-hero="warm"] .hero{background:var(--hero-bg);color:var(--hero-ink)}
    html[data-hero="warm"] .hero h1 span{color:var(--hero-accent)}
    html[data-hero="warm"] .hero .eyebrow,
    html[data-hero="warm"] .hero-intro,
    html[data-hero="warm"] .hero-meta,
    html[data-hero="warm"] .hero .geo-label,
    html[data-hero="warm"] .hero-foot{color:var(--hero-muted)}
    html[data-hero="warm"] .hero-intro strong,
    html[data-hero="warm"] .hero-meta b{color:var(--hero-ink)}
    html[data-hero="warm"] .hero-actions .button-light{color:#fff;background:var(--hero-ink);border-color:var(--hero-ink)}
    html[data-hero="warm"] .hero-actions .button-light:hover{background:#30536f;border-color:#30536f}
    html[data-hero="warm"] .hero-actions .text-link{color:var(--hero-ink);border-color:var(--hero-accent)}
    html[data-hero="warm"] .hero .visual-field{border-color:var(--hero-line)}
    html[data-hero="warm"] .hero .contour-art{stroke:var(--hero-contour)}
    html[data-hero="warm"] .hero .book-stage{filter:drop-shadow(23px 30px 20px rgba(32,58,78,.18))}
    html[data-hero="warm"] .hero .book-note{background:var(--hero-note);color:var(--hero-ink);box-shadow:0 8px 20px #25485d12}
    html[data-hero="warm"] .hero-foot{border-color:var(--hero-line)}
    html[data-hero="warm"] .hero-foot svg{stroke:var(--hero-accent)}
    html[data-hero="warm"] .hero .nav{color:var(--hero-ink);background:var(--hero-nav);box-shadow:0 0 0 1px var(--hero-line)}
    html[data-hero="warm"] .hero .nav-links>a:not(.nav-cta):hover{color:var(--hero-accent)}
    html[data-hero="warm"] .hero .nav .nav-cta{background:var(--hero-ink);color:#fff}
    html[data-hero="warm"] .hero .nav .nav-cta:hover{background:#30536f}
    html[data-hero="warm"] .hero .menu-toggle span{background:var(--hero-ink)}
    @media(max-width:600px){html[data-hero="warm"] .hero .nav-links{background:var(--hero-nav);box-shadow:0 12px 30px #192f4322}}

    /* A typography-only signature, with no decorative emblem. */
    .brand-wordmark{display:flex;align-items:baseline;gap:7px;white-space:nowrap;color:inherit;font-family:"Helvetica Neue",Arial,sans-serif;line-height:1.05}
    .brand-wordmark b{font-size:27px;font-weight:800;letter-spacing:-1.8px}
    .brand-wordmark>span{font-size:20px;font-weight:500;letter-spacing:-.8px}
    .footer-main .brand-wordmark b{font-size:25px}
    .footer-main .brand-wordmark>span{font-size:19px}
    /* The enlarged closed contours extend beyond the SVG viewport. Keep them whole. */
    .contour-art{overflow:visible;stroke-linejoin:round;stroke-linecap:round}
    .outcome-icon{height:100px;margin-top:22px}
    .outcome-icon svg{width:120px;height:100px;stroke:#171b1e;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;fill:none}
    @media(max-width:800px){.brand-wordmark b{font-size:25px}.brand-wordmark>span{font-size:18px}}
    @media(max-width:600px){.brand-wordmark{gap:6px}.brand-wordmark b{font-size:26px}.brand-wordmark>span{font-size:19px}.outcome-icon{position:static;grid-column:1;grid-row:auto;height:80px;margin-top:12px}.outcome-icon svg{width:96px;height:80px}.outcome h3{padding-right:0}}

    /* Original 2026 artwork. The frame removes surrounding empty space without altering the file. */
    .brand-logo{display:block;position:relative;width:132px;aspect-ratio:1.39;overflow:hidden;mix-blend-mode:multiply;flex-shrink:0}
    .brand-logo img{position:absolute;max-width:none;width:128%;height:auto;left:-14%;top:-32%;display:block}
    .nav{padding-block:10px}
    .nav-links{gap:25px}
    .footer-main .brand-logo{width:162px}
    @media(max-width:1100px){.nav-links{gap:18px}.nav-links>a{font-size:13px}}
    @media(max-width:900px){
      .nav{padding:10px 18px}.brand-logo{width:118px}.menu-toggle{display:block}
      .nav-links{display:none;position:absolute;top:calc(100% + 10px);left:0;right:0;padding:16px;background:var(--hero-nav);border-radius:14px;box-shadow:0 12px 30px #192f4322;align-items:stretch;gap:2px}
      .nav-links.open{display:flex;flex-direction:column}
      .nav-links>a,.nav-links>a:nth-child(3){display:block;font-size:15px;min-height:44px;padding:10px 12px}
      .nav-links>a.nav-cta{margin-top:5px;text-align:center;padding:12px}
    }
    @media(max-width:600px){.brand-logo{width:102px}.nav{padding:8px 14px}.footer-main .brand-logo{width:148px}}
/* Restored context and student feedback: uses the approved warm/navy tokens. */
.fbq-context-section{padding:78px 0 0;color:var(--ink);background:var(--paper)}
.fbq-context-heading{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:end;margin-bottom:38px}
.fbq-context-heading h2,.student-proof-section h2{font-size:clamp(30px,3.2vw,44px);font-weight:500;letter-spacing:-.045em;line-height:1.4;margin:17px 0 0}
.fbq-context-heading>p{font-size:16px;line-height:1.95;color:var(--muted);max-width:465px;margin:0 0 4px}
.fbq-score-figure{margin:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:25px 0 28px}
.fbq-score-figure>figcaption{display:flex;justify-content:space-between;gap:20px;font-size:16px;font-weight:500;line-height:1.6}
.fbq-score-figure>figcaption>span{font-size:14px;font-weight:400;color:var(--muted);white-space:nowrap}
.fbq-score-chart{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:14px;list-style:none;padding:0;margin:28px 0 24px}
.fbq-score-chart>li{display:grid;grid-template-rows:150px auto auto;justify-items:center;gap:11px;min-width:0}
.fbq-score-year{grid-row:3;font-family:Arial,sans-serif;font-size:15px;line-height:1.6;color:var(--muted);text-decoration:underline;text-decoration-color:#9eabb5;text-underline-offset:5px;padding:4px 8px}
.fbq-score-year:hover{color:var(--ink);text-decoration-color:currentColor}
.fbq-score-track{grid-row:1;width:38px;max-width:100%;height:150px;position:relative;background:#e5e9e9;border-radius:3px 3px 0 0;overflow:hidden}
.fbq-score-track>span{position:absolute;bottom:0;left:0;right:0;height:var(--score);background:#6b879b;border-radius:3px 3px 0 0}
.fbq-score-value{grid-row:2;font-family:Arial,sans-serif;font-size:24px;letter-spacing:-.04em;line-height:1.3;font-variant-numeric:tabular-nums;white-space:nowrap}
.fbq-score-value>small{font-size:14px;color:var(--muted);font-weight:400;letter-spacing:0;margin-left:2px}
.fbq-score-latest .fbq-score-track>span{background:var(--ink)}
.fbq-score-latest .fbq-score-value,.fbq-score-latest .fbq-score-year{font-weight:700;color:var(--ink)}
.fbq-source-note{font-size:14px;line-height:1.9;color:var(--muted);margin:0;max-width:920px}
.student-proof-section{padding:0 0 92px;color:var(--ink);background:var(--paper)}
.student-proof-section h2{margin-bottom:35px}
.student-proof-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:stretch}
.student-quote{margin:0;min-width:0;border-radius:16px;background:var(--ink);color:var(--paper);padding:34px;display:flex;flex-direction:column}
.student-proof-label{font-size:14px;letter-spacing:.06em;color:#cbd8e0}
.student-quote blockquote{font-size:clamp(23px,2.2vw,31px);line-height:1.8;letter-spacing:-.025em;margin:21px 0 31px;font-weight:400}
.student-quote figcaption{margin-top:auto;display:flex;flex-direction:column;gap:5px;font-size:14px;line-height:1.8;color:#d4e0e8}
.student-quote figcaption>strong{color:var(--paper);font-size:16px;font-weight:500}
.student-proof-source{display:inline-flex;align-items:center;gap:10px;font-size:14px;line-height:1.7;text-decoration:underline;text-underline-offset:5px;align-self:flex-start;margin-top:20px;overflow-wrap:anywhere}
.student-proof-source:hover{text-decoration-thickness:2px}
.student-quote .student-proof-source{color:#d4e0e8}
.day-school-results{border:1px solid var(--line);border-radius:16px;padding:33px;min-width:0}
.day-school-results h3{font-size:19px;line-height:1.6;font-weight:500;letter-spacing:-.02em;margin:0 0 26px}
.day-school-grid{display:grid;grid-template-columns:1fr 1fr;gap:23px;padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:21px}
.day-school-cohort{min-width:0}
.day-school-cohort+.day-school-cohort{border-left:1px solid var(--line);padding-left:23px}
.day-school-year{font-family:Arial,sans-serif;font-size:14px;line-height:1.6;letter-spacing:.05em;color:var(--muted);margin:0}
.day-school-stat{font-family:Arial,sans-serif;font-size:clamp(44px,4.3vw,62px);font-weight:400;letter-spacing:-.055em;line-height:1.15;margin:14px 0 8px;font-variant-numeric:tabular-nums}
.day-school-stat>span{font-size:.44em;letter-spacing:-.025em;margin-left:2px}
.day-school-description{font-size:15px;line-height:1.6;margin:0 0 8px}
.day-school-size{font-size:14px;line-height:1.7;color:var(--muted);margin:0}
@media(max-width:900px){.fbq-context-heading{gap:35px}.student-proof-grid{gap:18px}.student-quote,.day-school-results{padding:26px}.day-school-grid{gap:16px}.day-school-cohort+.day-school-cohort{padding-left:16px}.student-quote blockquote{font-size:24px}.day-school-results h3{font-size:18px}}
@media(max-width:700px){.fbq-context-section{padding-top:56px}.fbq-context-heading{grid-template-columns:1fr;gap:20px;margin-bottom:28px}.fbq-context-heading>p{font-size:15px;max-width:none}.fbq-score-figure>figcaption{align-items:start;gap:12px}.fbq-score-chart{grid-template-columns:1fr;gap:0;margin:19px 0 22px}.fbq-score-chart>li{grid-template-columns:58px minmax(0,1fr) 79px;grid-template-rows:auto;gap:14px;align-items:center;justify-items:stretch;padding:10px 0}.fbq-score-year{grid-column:1;grid-row:1;padding:0;font-size:15px}.fbq-score-track{grid-column:2;grid-row:1;width:100%;height:14px;border-radius:2px}.fbq-score-track>span{top:0;bottom:0;right:auto;height:100%;width:var(--score);border-radius:2px}.fbq-score-value{grid-column:3;grid-row:1;text-align:right;font-size:21px}.fbq-score-value>small{font-size:14px}.student-proof-section{padding-bottom:60px}.student-proof-section h2{margin-bottom:27px}.student-proof-grid{grid-template-columns:1fr;gap:18px}.student-quote,.day-school-results{padding:26px}.student-quote blockquote{font-size:25px;margin-bottom:27px}.day-school-stat{font-size:54px}.fbq-source-note{font-size:14px}}
@media(max-width:380px){.fbq-score-figure>figcaption{flex-direction:column;gap:3px}.fbq-score-chart>li{grid-template-columns:48px minmax(0,1fr) 73px;gap:11px}.fbq-score-value{font-size:20px}.student-quote,.day-school-results{padding:21px}.student-quote blockquote{font-size:23px}.day-school-grid{gap:13px}.day-school-cohort+.day-school-cohort{padding-left:13px}.day-school-stat{font-size:48px}.day-school-description{font-size:14px}}

  

/* 2026 review: preserve the approved composition and use the supplied PNG verbatim. */
.brand-logo{width:116px;aspect-ratio:3936 / 2808}
.brand-logo img{width:158.79%;left:-28.99%;top:-59.15%;height:auto}
.nav{padding:12px 24px;min-height:105px}
.nav-links{gap:23px}
.nav-links>a{font-size:14px;white-space:nowrap}
.nav .nav-cta{font-size:14px;min-height:44px;display:inline-flex;align-items:center}
.hero-intro,.section-heading p,.method-lead p,.buy-copy>p,.outcome p,.method-step p,.author-copy p,.faq-list details p,.faq-heading p{font-size:16px}
.hero-intro{max-width:410px}
.hero .eyebrow,.eyebrow,.outcome-number,.geo-label,.book-note small,.hero-meta,.hero-foot,.preview-credit,.preview-heading-note,.map-panel .map-caption,.method-step .step-num,.method-step .step-tag,.author-mark .eyebrow,.buy-details span,.purchase-top p,.offer-tag,.purchase-note,.purchase-bottom,.footer-bottom,.modal-caption{font-size:12px}
.hero-actions .button,.button,.text-link,.hero-actions .text-link,.preview-caption,.author-copy .text-link,.faq-heading .text-link,.footer-links,.purchase-card>.button,.faq-list summary{font-size:14px}
.book-note{font-size:14px}
.book-note small{font-size:10px}
.hero-foot{letter-spacing:.025em}
.footer-main{align-items:center;gap:38px}
.footer-links{line-height:1.7;gap:18px 26px;max-width:840px;justify-content:flex-end}
.footer-links a{min-height:36px;display:flex;align-items:center}
.footer-main .brand-logo{width:154px}
.edition-summary{display:flex;justify-content:space-between;gap:20px;font-size:14px;padding:15px 0 24px}
.edition-summary>span{color:var(--muted)}
.edition-summary strong{font-weight:500}
.purchase-hint{font-size:12px;color:var(--muted);line-height:1.8;margin:12px 0 0}
.purchase-bottom svg{flex-shrink:0}
.student-context{color:var(--muted);font-size:14px;line-height:1.9;margin:-14px 0 30px;max-width:700px}
.quote-carousel{border-radius:16px;background:var(--ink);color:var(--paper);padding:32px;display:flex;flex-direction:column;min-width:0}
.quote-slides{flex:1;display:grid;min-height:310px}
.student-quote{background:transparent;padding:0;min-height:0;border-radius:0;grid-area:1 / 1}
.student-quote[hidden]{display:none}
.student-quote blockquote{font-size:clamp(22px,2.2vw,30px);margin:20px 0 26px;line-height:1.8}
.student-quote figcaption{margin-top:auto}
.quote-controls{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:30px;padding-top:22px;border-top:1px solid #d4e0e830}
.quote-controls>span{font-family:Arial,sans-serif;font-size:13px;letter-spacing:.12em;color:#d4e0e8}
.quote-controls>div{display:flex;gap:10px}
.quote-controls button{width:44px;height:44px;border:1px solid #b9cbd86b;border-radius:50%;background:transparent;color:var(--paper);font-family:Arial,sans-serif;font-size:21px}
.quote-controls button:hover{background:#345067}
.preview-caption .enlarge{width:32px;height:32px}
.faq-list summary{font-size:16px;line-height:1.65}
.faq-heading .text-link{overflow-wrap:anywhere;max-width:100%}
.menu-toggle{width:44px;height:44px}
.fbq-score-figure>figcaption{flex-wrap:wrap}
.modal-head h2{font-size:16px}
.modal-image-wrap img{width:100%}
@media(max-width:1100px){.nav-links{gap:16px}.hero-grid{gap:24px}.hero h1{font-size:clamp(52px,5.9vw,65px)}.hero .eyebrow{font-size:11px;letter-spacing:.1em}.book-note small{font-size:9px}.book-note{right:-4px}.hero-intro{font-size:16px}.quote-slides{min-height:350px}}
@media(max-width:900px){.nav-links{gap:3px}.brand-logo{width:110px}.nav{padding:10px 20px}.nav-links>a,.nav-links>a:nth-child(3){font-size:16px}.nav .nav-cta{display:block}.hero-actions .text-link{font-size:14px}.geo-label{font-size:10px}.hero-foot{font-size:11px}.book-note{font-size:13px}.quote-carousel{padding:26px}.day-school-grid{gap:16px}.day-school-cohort+.day-school-cohort{padding-left:16px}}
@media(max-width:700px){.quote-slides{min-height:270px}.student-quote blockquote{font-size:25px}.student-context{margin-top:-10px}.quote-carousel{padding:26px}.quote-controls{margin-top:25px}}
@media(max-width:600px){
  .brand-logo{width:94px}.nav{min-height:86px;padding:9px 16px}.hero{padding-top:16px}
  .hero-grid{padding-top:45px;gap:10px}.hero h1{font-size:clamp(43px,11.8vw,62px);line-height:1.2}
  .hero .eyebrow{font-size:10px;letter-spacing:.06em;gap:8px;white-space:nowrap}
  .hero-intro{font-size:16px;line-height:1.9;max-width:100%}.hero-actions{gap:14px 20px}
  .hero-actions .button{font-size:14px;min-height:54px;padding-inline:20px}.hero-actions .text-link{font-size:14px;min-height:44px}
  .hero-meta{font-size:12px;gap:10px}.hero-meta b{font-size:17px}
  .hero-visual{height:386px;margin-top:20px}.book-stage{width:213px}.book-note{font-size:13px;bottom:40px;right:0;padding:13px 14px}.book-note small{font-size:9px}
  .geo-label{font-size:10px}.geo-label.top{top:0;right:0}.geo-label.bottom{bottom:2px;left:0}
  .contour-art{width:550px;height:550px;left:calc(50% - 275px);top:-79px}
  .hero-foot{padding-block:20px;font-size:11px;gap:12px;letter-spacing:0}
  .section-heading p,.method-lead p,.buy-copy>p,.outcome p,.method-step p,.author-copy p,.faq-list details p,.faq-heading p{font-size:16px}
  .outcome-number,.method-step .step-num,.method-step .step-tag{font-size:12px}.outcome h3{font-size:21px}.outcome-icon{margin-top:13px}
  .preview-caption{font-size:14px}.preview-grid{gap:16px}.preview-card{padding:20px}.preview-page{height:310px}
  .preview-credit,.preview-heading-note,.purchase-note,.purchase-bottom,.buy-details span{font-size:12px}
  .author-mark .eyebrow{font-size:11px}.author-copy .text-link{font-size:14px}.author-copy h2{font-size:25px}
  .faq-heading .text-link{font-size:14px}.faq-list summary{font-size:16px}
  .footer-links{font-size:14px;justify-content:flex-start;gap:10px 24px}.footer-bottom{font-size:12px}.footer-main .brand-logo{width:140px}
  .mobile-buy{padding:11px 18px calc(11px + env(safe-area-inset-bottom));border-top:1px solid var(--line);box-shadow:0 -5px 25px #192f4309}
  .mobile-buy .button{font-size:14px;min-height:48px}.mobile-buy .sticky-price{font-size:19px}.mobile-buy .sticky-price small{font-size:11px}
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom))}
  .footer-bottom{padding-bottom:10px}.quote-carousel{padding:25px}.quote-slides{min-height:310px}.student-quote blockquote{font-size:23px}
}
@media(max-width:360px){.hero .eyebrow{font-size:9px}.hero-actions .button{padding-inline:16px}.hero-intro{font-size:16px}.hero-visual{height:365px}.book-stage{width:198px}.book-note{font-size:12px;right:-2px}.book-note small{font-size:8px}.hero-foot{font-size:10px}.mobile-buy{gap:8px;padding-inline:12px}.mobile-buy .button{font-size:13px;padding-inline:12px}.mobile-buy .sticky-price small{font-size:10px}.quote-slides{min-height:340px}}
@media(max-width:600px){.contour-art{transform:rotate(9deg)}.preview-card{padding:12px}.preview-card:first-child{padding:18px}.preview-card:not(:first-child) .preview-page{height:205px}.preview-card:not(:first-child) .preview-caption{font-size:13px;gap:6px}.preview-caption .enlarge{flex-shrink:0;width:28px;height:28px}footer{padding-bottom:26px}}
.modal-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}.modal-zoom{min-height:44px;background:transparent;border:1px solid var(--line);border-radius:100px;padding:8px 14px;font-size:14px}.modal-zoom:hover{background:#d9e9f1}.modal-image-wrap img{height:auto}.is-zoomed .modal-image-wrap img{width:1000px;max-width:none;margin:0}.modal-head{gap:10px}.modal-head h2{font-size:14px}.modal-image-wrap{min-height:200px;overscroll-behavior:contain}@media(max-width:360px){.modal-zoom{font-size:13px;padding-inline:10px}.modal-tools{gap:6px}}
/* Keep the zoom toolbar and reading hint in view on short mobile screens. */
.modal-image-wrap{max-height:calc(94dvh - 150px)}