:root {
  --navy:#17344f;
  --navy-2:#10283d;
  --teal:#2e8785;
  --teal-dark:#176966;
  --gold:#d09125;
  --gold-dark:#9b6715;
  --ink:#1f3445;
  --muted:#5d6f7c;
  --paper:#ffffff;
  --wash:#eef5f4;
  --line:#d8e2e6;
  --focus:#ffbf47;
  --max:1180px;
  --shadow:0 22px 60px rgba(16,40,61,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:18px;line-height:1.62;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:var(--teal-dark);text-underline-offset:.18em;text-decoration-thickness:.09em}
a:hover{text-decoration-thickness:.14em}
button,a{touch-action:manipulation}
:focus-visible{outline:4px solid var(--focus);outline-offset:4px;border-radius:4px}
.skip-link{position:fixed;top:10px;left:10px;z-index:9999;padding:.7rem 1rem;background:#fff;color:#000;transform:translateY(-160%);box-shadow:var(--shadow)}
.skip-link:focus{transform:none}
.container{width:min(calc(100% - 2rem),var(--max));margin-inline:auto}
.narrow{width:min(calc(100% - 2rem),820px);margin-inline:auto}
.announcement{background:var(--navy-2);color:#fff;font-size:.92rem;text-align:center;padding:.58rem 1rem}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(23,52,79,.09)}
.header-inner{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.75rem;color:var(--navy);font-weight:800;text-decoration:none}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--navy);position:relative;box-shadow:inset -7px -7px 0 var(--teal)}
.brand-mark::after{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:var(--gold);right:5px;bottom:5px}
.nav{display:flex;align-items:center;gap:1.25rem}
.nav a{color:var(--ink);font-size:.94rem;font-weight:700;text-decoration:none}
.nav a:not(.button):hover{text-decoration:underline}
.button{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:52px;padding:.78rem 1.12rem;border:2px solid transparent;border-radius:10px;background:var(--gold);color:#142738;font-weight:850;text-decoration:none;box-shadow:0 9px 20px rgba(208,145,37,.22);transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.button:hover{background:#dda333;transform:translateY(-1px);box-shadow:0 13px 28px rgba(208,145,37,.28);text-decoration:none}
.button.secondary{background:#fff;color:var(--navy);border-color:var(--navy);box-shadow:none}
.button.secondary:hover{background:#edf4f7}
.button.small{min-height:44px;padding:.62rem .88rem;font-size:.92rem}
.button.full{width:100%}
.button svg{width:20px;height:20px}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#f7fbfb 0%,#eef6f4 55%,#fff9ed 100%);padding:clamp(3rem,7vw,7rem) 0 4rem}
.hero::before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;background:rgba(46,135,133,.11);right:-190px;top:-250px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(310px,.85fr);gap:clamp(2rem,6vw,5rem);align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;margin:0 0 1.2rem;padding:.38rem .72rem;border-radius:999px;background:#e0f1ef;color:var(--teal-dark);font-size:.83rem;font-weight:850;letter-spacing:.04em;text-transform:uppercase}
h1,h2,h3{color:var(--navy);line-height:1.1;letter-spacing:-.035em;margin-top:0}
h1{font-size:clamp(2.65rem,6vw,5.25rem);max-width:850px;margin-bottom:1.25rem}
h2{font-size:clamp(2rem,4.2vw,3.55rem);margin-bottom:1rem}
h3{font-size:1.35rem;letter-spacing:-.02em}
.lead{font-size:clamp(1.15rem,2vw,1.38rem);max-width:760px;color:#385061;margin:0 0 1.4rem}
.hero-list{list-style:none;padding:0;margin:0 0 1.75rem;display:grid;gap:.55rem}
.hero-list li{display:flex;gap:.65rem;align-items:flex-start}
.check{display:inline-grid;place-items:center;flex:0 0 auto;width:25px;height:25px;border-radius:50%;background:var(--teal);color:#fff;margin-top:.16rem}
.check svg{width:15px;height:15px}
.hero-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.price-line{display:flex;align-items:baseline;gap:.42rem;color:var(--navy)}
.price{font-size:2rem;font-weight:900;letter-spacing:-.04em}
.once{font-size:.92rem;color:var(--muted)}
.microcopy{font-size:.84rem;color:var(--muted);margin:.75rem 0 0}
.product-visual{position:relative;min-height:570px;display:grid;place-items:center}
.book-wrap{position:relative;width:min(78vw,365px);filter:drop-shadow(0 34px 38px rgba(15,38,58,.3));transform:perspective(1200px) rotateY(-8deg) rotateX(1deg)}
.book-wrap::before{content:"";position:absolute;inset:13px -18px 9px 18px;background:#f5f0e5;border-radius:0 5px 5px 0;z-index:-1;box-shadow:inset -8px 0 0 #d7d0c3}
.book-wrap img{border-radius:4px;box-shadow:-13px 0 0 #10283d}
.floating-badge{position:absolute;right:0;bottom:55px;width:145px;height:145px;border-radius:50%;background:#fff;display:grid;place-items:center;text-align:center;padding:1rem;border:5px solid #d8ece9;box-shadow:var(--shadow);font-weight:850;color:var(--navy);line-height:1.2;transform:rotate(7deg)}
.floating-badge strong{display:block;font-size:2rem;color:var(--teal-dark)}
.metrics{position:relative;margin-top:-1px;background:var(--navy);color:#fff;padding:1.35rem 0}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.metric{text-align:center;border-right:1px solid rgba(255,255,255,.16)}
.metric:last-child{border-right:0}
.metric strong{display:block;font-size:1.35rem;color:#fff}
.metric span{font-size:.86rem;color:#dce7ec}
.section{padding:clamp(4.5rem,8vw,7.5rem) 0}
.section.alt{background:var(--wash)}
.section.dark{background:var(--navy);color:#fff}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark .section-intro{color:#d7e4e8}
.section-heading{max-width:820px;margin-bottom:2.5rem}
.section-intro{font-size:1.18rem;color:var(--muted);margin:0}
.kicker{color:var(--teal-dark);font-weight:850;text-transform:uppercase;letter-spacing:.09em;font-size:.78rem;margin:0 0 .65rem}
.problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.35rem}
.problem-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.65rem;box-shadow:0 12px 28px rgba(16,40,61,.06)}
.problem-card.bad{border-top:6px solid #b84848}
.problem-card.good{border-top:6px solid var(--teal)}
.problem-card ul{padding-left:1.25rem;margin-bottom:0}
.system-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.system-card{position:relative;background:#fff;border-radius:18px;padding:1.5rem;border:1px solid var(--line);min-height:250px}
.system-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:7px;border-radius:18px 18px 0 0;background:var(--teal)}
.system-card:nth-child(2)::before{background:#3975a0}.system-card:nth-child(3)::before{background:var(--gold)}.system-card:nth-child(4)::before{background:var(--navy)}
.system-number{width:42px;height:42px;border-radius:12px;background:#edf5f4;color:var(--teal-dark);display:grid;place-items:center;font-weight:900;margin-bottom:1rem}
.system-card p{color:var(--muted);margin-bottom:0}
.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.content-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.4rem;display:flex;flex-direction:column;min-height:245px}
.content-card .chapter{color:var(--teal-dark);font-weight:850;font-size:.78rem;letter-spacing:.07em;text-transform:uppercase}
.content-card p{color:var(--muted);margin-bottom:0}
.content-card.featured{background:var(--navy);color:#fff;border-color:var(--navy)}
.content-card.featured h3,.content-card.featured .chapter{color:#fff}
.content-card.featured p{color:#dce7ec}
.preview-shell{background:#fff;border-radius:24px;padding:clamp(.7rem,2vw,1.5rem);box-shadow:var(--shadow);border:1px solid var(--line)}
.forwhom-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.audience{background:#fff;border-radius:16px;padding:1.25rem;border:1px solid var(--line);display:flex;gap:1rem;align-items:flex-start}
.audience-icon{width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:#e4f2f0;color:var(--teal-dark);display:grid;place-items:center}
.audience-icon svg{width:23px;height:23px}
.audience p{margin:.15rem 0 0;color:var(--muted)}
.author-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:3rem;align-items:center}
.author-card{background:linear-gradient(145deg,var(--navy),#244f6d);color:#fff;border-radius:24px;min-height:360px;padding:2rem;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}
.author-card::before{content:"CP";position:absolute;right:-20px;top:-35px;font-size:10rem;font-weight:900;color:rgba(255,255,255,.08);line-height:1}
.author-card strong{font-size:1.6rem}.author-card span{color:#cfe2e5}
.quote{font-size:1.38rem;line-height:1.5;color:var(--navy);font-weight:720;border-left:5px solid var(--gold);padding-left:1.3rem}
.buy-section{background:linear-gradient(140deg,#10283d,#17344f);color:#fff}
.buy-grid{display:grid;grid-template-columns:1fr 430px;gap:4rem;align-items:center}
.buy-section h2{color:#fff}
.buy-section .section-intro{color:#d7e4e8}
.value-list{list-style:none;padding:0;display:grid;gap:.8rem}
.value-list li{display:flex;gap:.7rem}
.offer-card{background:#fff;color:var(--ink);border-radius:24px;padding:1.75rem;box-shadow:0 28px 70px rgba(0,0,0,.28)}
.offer-card h3{margin-bottom:.4rem}.offer-card .offer-price{font-size:3.3rem;font-weight:950;color:var(--navy);letter-spacing:-.05em;line-height:1;margin:.8rem 0 .2rem}
.offer-card .vat{font-size:.88rem;color:var(--muted)}
.offer-card hr{border:0;border-top:1px solid var(--line);margin:1.25rem 0}
.offer-card ul{list-style:none;padding:0;display:grid;gap:.62rem}
.offer-card li{display:flex;gap:.55rem}
.offer-note{font-size:.8rem;color:var(--muted);text-align:center;margin:.8rem 0 0}
.faq{display:grid;gap:.75rem}
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 1.15rem}
summary{cursor:pointer;color:var(--navy);font-weight:800;padding:1.15rem 2.2rem 1.15rem 0;position:relative;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--teal-dark)}
details[open] summary::after{content:"−"}
details p{margin:.1rem 0 1.2rem;color:var(--muted)}
.site-footer{background:#0d2234;color:#dce7ec;padding:2.5rem 0 6.4rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:2rem}
.footer-links{display:flex;justify-content:flex-end;align-items:flex-start;gap:1.2rem;flex-wrap:wrap}
.footer-links a{color:#fff}
.disclaimer{font-size:.83rem;color:#aebfc8;max-width:860px;margin-top:1.25rem}
.mobile-buy{display:none;position:fixed;left:0;right:0;bottom:0;z-index:120;background:#fff;border-top:1px solid var(--line);padding:.65rem max(.75rem,env(safe-area-inset-right)) calc(.65rem + env(safe-area-inset-bottom)) max(.75rem,env(safe-area-inset-left));box-shadow:0 -8px 25px rgba(15,38,58,.13)}
.mobile-buy-inner{display:flex;align-items:center;justify-content:space-between;gap:.75rem;max-width:600px;margin:auto}
.mobile-buy .price{font-size:1.35rem}
.mobile-buy .once{display:block;line-height:1.1}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}.reveal{opacity:1;transform:none}}
@media (max-width:980px){.nav a:not(.button){display:none}.hero-grid,.buy-grid,.author-grid{grid-template-columns:1fr}.product-visual{min-height:500px}.book-wrap{width:330px}.floating-badge{right:12%;bottom:35px}.system-grid{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:repeat(2,1fr)}.buy-grid{gap:2rem}.offer-card{max-width:560px}.footer-grid{grid-template-columns:1fr}.footer-links{justify-content:flex-start}}
@media (max-width:720px){body{font-size:17px}.site-header{position:relative}.header-inner{min-height:64px}.brand-text{font-size:.92rem}.nav .button{display:none}.hero{padding-top:3rem}.hero-grid{gap:1rem}.product-visual{min-height:450px}.book-wrap{width:275px}.floating-badge{width:120px;height:120px;font-size:.85rem;right:2%;bottom:38px}.floating-badge strong{font-size:1.6rem}.metrics-grid{grid-template-columns:repeat(2,1fr)}.metric{padding:.5rem;border-right:0}.problem-grid,.system-grid,.content-grid,.forwhom-grid{grid-template-columns:1fr}.section{padding:4rem 0}.hero-actions{align-items:flex-start;flex-direction:column}.button{width:100%}.author-grid{gap:1.5rem}.offer-card{padding:1.25rem}.footer-links{display:grid;gap:.65rem}.mobile-buy{display:block}.site-footer{padding-bottom:7.5rem}}
@media (max-width:420px){h1{font-size:2.55rem}.container,.narrow{width:min(calc(100% - 1.25rem),var(--max))}.product-visual{min-height:420px}.book-wrap{width:245px}.floating-badge{right:-4%;bottom:26px}.metric strong{font-size:1.15rem}}