:root {
  --ink: #17302d;
  --ink-soft: #4e625f;
  --cream: #f7f2e8;
  --paper: #fffdf8;
  --green: #176b59;
  --green-dark: #0e4e42;
  --mint: #cfe8dd;
  --coral: #ef7359;
  --yellow: #f1c75b;
  --line: rgba(23, 48, 45, .14);
  --shadow: 0 22px 70px rgba(24, 54, 49, .13);
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, "Segoe UI", Arial, sans-serif; line-height: 1.55; }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: Georgia, "Times New Roman", serif; letter-spacing: -.035em; line-height: 1.04; }
h1 { max-width: 760px; font-size: clamp(3rem, 6.4vw, 6rem); margin-bottom: 25px; }
h1 em { color: var(--coral); font-weight: inherit; }
h2 { font-size: clamp(2.2rem, 4.3vw, 4.35rem); margin-bottom: 22px; }
h3 { line-height: 1.2; }

.topbar { height: 76px; max-width: var(--max); margin: auto; padding: 0 28px; display: flex; align-items: center; justify-content: space-between; }
.top-actions { display: flex; align-items: center; gap: 22px; }
.language-switcher { display: flex; gap: 3px; padding: 4px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.55); }
.language-switcher a { min-width: 34px; padding: 6px 7px; border-radius: 7px; color: var(--ink-soft); text-align: center; text-decoration: none; font-size: .68rem; font-weight: 900; }
.language-switcher a:hover, .language-switcher a.active { color: white; background: var(--green); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.brand-mark { display: grid; place-items: center; width: 33px; height: 33px; border-radius: 50%; color: white; background: var(--green); }
.top-cta { font-size: .88rem; font-weight: 800; color: var(--green); text-underline-offset: 4px; }

.hero { min-height: 760px; padding: 72px max(28px, calc((100vw - var(--max)) / 2)); display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 55px; overflow: hidden; background: var(--cream); border-radius: 0 0 44px 44px; }
.eyebrow { margin-bottom: 18px; color: var(--green); font-size: .77rem; font-weight: 900; letter-spacing: .14em; }
.eyebrow.light { color: #bfe4d8; }
.hero-lead { max-width: 660px; color: var(--ink-soft); font-size: clamp(1.08rem, 1.6vw, 1.3rem); }
.hero-points { list-style: none; padding: 0; margin: 28px 0 32px; display: grid; gap: 8px; }
.hero-points li { display: flex; gap: 11px; align-items: center; font-weight: 700; }
.hero-points span { color: var(--green); }
.buy-row { display: flex; align-items: center; gap: 25px; }
.button { min-height: 56px; padding: 0 25px; border-radius: 12px; display: inline-flex; justify-content: center; align-items: center; text-decoration: none; font-weight: 900; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: var(--green); box-shadow: 0 12px 30px rgba(23, 107, 89, .22); }
.button-primary:hover { background: var(--green-dark); box-shadow: 0 16px 36px rgba(23, 107, 89, .3); }
.price { display: grid; }
.price small, .offer-price small, .closing-action small { color: var(--ink-soft); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.price strong { font-size: 1.7rem; line-height: 1.1; }
.microcopy { margin: 16px 0 0; color: var(--ink-soft); font-size: .78rem; }

.hero-visual { position: relative; min-height: 610px; display: grid; place-items: center; }
.hero-visual::before { content: ""; position: absolute; width: 450px; aspect-ratio: 1; border-radius: 50%; background: var(--yellow); opacity: .7; }
.book-stack { position: relative; width: 455px; height: 560px; z-index: 1; }
.book { position: absolute; width: 280px; border-radius: 5px 12px 12px 5px; box-shadow: var(--shadow); border-left: 5px solid rgba(15, 40, 36, .15); }
.book-main { z-index: 3; top: 15px; left: 88px; transform: rotate(-1deg); }
.book-left { z-index: 1; width: 215px; left: -28px; top: 150px; transform: rotate(-10deg); }
.book-right { z-index: 2; width: 220px; right: -12px; top: 185px; transform: rotate(10deg); }
.visual-note { z-index: 4; position: absolute; right: 0; bottom: 55px; width: 145px; height: 145px; padding: 25px 18px; border-radius: 50%; display: grid; place-content: center; text-align: center; color: white; background: var(--coral); transform: rotate(6deg); box-shadow: 0 16px 40px rgba(239, 115, 89, .3); }
.visual-note strong { font-family: Georgia, serif; font-size: 1.6rem; line-height: 1; }
.visual-note span { font-size: .75rem; }

.section-pad { padding: 110px max(28px, calc((100vw - var(--max)) / 2)); }
.section-heading { max-width: 800px; margin-bottom: 55px; }
.section-heading.narrow { max-width: 730px; }
.section-heading.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-heading > p:last-child { color: var(--ink-soft); font-size: 1.12rem; }
.recognition { background: var(--paper); }
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.problem-grid article { padding: 32px; border-top: 3px solid var(--coral); background: #fff; box-shadow: 0 15px 45px rgba(34, 58, 54, .07); }
.problem-grid span { display: block; margin-bottom: 40px; color: var(--coral); font-weight: 900; }
.problem-grid h3 { font-family: Georgia, serif; font-size: 1.55rem; }
.problem-grid p { margin: 0; color: var(--ink-soft); }

.method { color: white; background: var(--green-dark); display: grid; grid-template-columns: .9fr 1.1fr; gap: 85px; align-items: center; }
.method-intro p:last-child { color: #c8d8d4; }
.method-steps { list-style: none; padding: 0; margin: 0; display: grid; }
.method-steps li { display: flex; align-items: center; gap: 22px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,.16); }
.method-steps b { flex: 0 0 48px; display: grid; place-items: center; aspect-ratio: 1; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; color: var(--yellow); }
.method-steps div { display: grid; }
.method-steps strong { font-family: Georgia, serif; font-size: 1.45rem; }
.method-steps span { color: #c8d8d4; }

.inside { background: var(--cream); }
.inside-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 85px; align-items: center; }
.book-feature { min-height: 590px; position: relative; padding: 45px; display: grid; place-items: center; background: var(--mint); border-radius: var(--radius); overflow: hidden; }
.book-feature::after { content: ""; position: absolute; width: 280px; height: 280px; right: -100px; bottom: -90px; border: 45px solid rgba(255,255,255,.35); border-radius: 50%; }
.book-feature img { width: min(300px, 80%); border-radius: 4px 10px 10px 4px; box-shadow: var(--shadow); transform: rotate(-3deg); }
.book-feature div { position: absolute; left: 28px; bottom: 28px; padding: 14px 18px; background: rgba(255,253,248,.93); border-radius: 10px; z-index: 2; }
.book-feature span { display: block; color: var(--green); font-size: .65rem; font-weight: 900; letter-spacing: .12em; }
.book-feature strong { font-family: Georgia, serif; font-size: 1.12rem; line-height: 1.1; }
.learning-list { display: grid; }
.learning-list article { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.learning-list i { color: var(--coral); font-style: normal; font-weight: 900; }
.learning-list h3 { margin-bottom: 7px; font-size: 1.15rem; }
.learning-list p { margin: 0; color: var(--ink-soft); }

.offer { background: var(--paper); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-card { position: relative; padding: 18px; background: white; border: 1px solid var(--line); border-radius: var(--radius); }
.product-card.featured { border-color: var(--green); }
.product-card img { width: 100%; aspect-ratio: .72; object-fit: cover; border-radius: 12px; box-shadow: 0 12px 25px rgba(22, 51, 46, .12); }
.tag { position: absolute; z-index: 2; top: 28px; left: 28px; padding: 7px 10px; border-radius: 7px; color: white; background: var(--green); font-size: .63rem; font-weight: 900; letter-spacing: .09em; box-shadow: 0 5px 15px rgba(0,0,0,.15); }
.tag.bonus { background: var(--coral); }
.tag.tool { background: #735c2b; }
.product-copy { padding: 23px 4px 5px; }
.product-copy h3 { min-height: 48px; margin-bottom: 10px; font-family: Georgia, serif; font-size: 1.25rem; }
.product-copy p { color: var(--ink-soft); font-size: .9rem; }
.product-copy span { color: var(--green); font-size: .73rem; font-weight: 900; text-transform: uppercase; letter-spacing: .06em; }
.offer-box { margin-top: 35px; padding: 28px 32px; display: grid; grid-template-columns: 1fr auto auto; gap: 35px; align-items: center; color: white; background: var(--ink); border-radius: var(--radius); }
.offer-summary { display: grid; }
.offer-summary p { margin: 0; color: #bcd0cb; font-size: .78rem; text-transform: uppercase; letter-spacing: .09em; }
.offer-summary strong { font-family: Georgia, serif; font-size: 1.35rem; }
.offer-summary span { color: #bcd0cb; font-size: .82rem; }
.offer-price { min-width: 120px; display: grid; }
.offer-price small { color: #bcd0cb; }
.offer-price strong { color: var(--yellow); font-size: 1.9rem; }

.fit { background: var(--cream); }
.fit-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: start; }
.fit-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.fit-grid li { padding: 17px 20px; display: flex; gap: 14px; align-items: center; background: white; border-radius: 10px; font-weight: 700; }
.fit-grid li span { color: var(--green); }
.honest-note { margin: 55px 0 0; padding: 25px 28px; border-left: 4px solid var(--yellow); color: var(--ink-soft); background: rgba(255,255,255,.62); }

.faq-list { max-width: 850px; margin: auto; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 23px 45px 23px 0; cursor: pointer; list-style: none; font-weight: 800; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 4px; top: 15px; font: 300 1.8rem Georgia, serif; color: var(--green); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { padding-right: 50px; color: var(--ink-soft); }

.closing { min-height: 430px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 80px; align-items: center; color: white; background: var(--green); }
.closing h2 { max-width: 760px; }
.closing p:last-child { max-width: 650px; color: #cfe3dd; }
.closing-action { display: grid; justify-items: start; gap: 10px; }
.closing-action > span { color: #cfe3dd; }
.closing-action > strong { font-family: Georgia, serif; font-size: 3.2rem; line-height: 1; }
.button-light { color: var(--green-dark); background: white; }
.closing-action small { color: #cfe3dd; }

footer { max-width: var(--max); margin: auto; padding: 50px 28px 95px; display: grid; grid-template-columns: auto 1fr auto; gap: 35px; align-items: center; color: var(--ink-soft); font-size: .76rem; }
footer p { margin: 0; }
.footer-links { display: flex; gap: 18px; }
.mobile-buy { display: none; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 50px; }
  .hero-copy { z-index: 2; }
  .hero-visual { min-height: 530px; }
  .problem-grid { grid-template-columns: 1fr; }
  .method, .inside-layout, .fit-grid, .closing { grid-template-columns: 1fr; gap: 55px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .offer-box { grid-template-columns: 1fr auto; }
  .offer-box .button { grid-column: 1 / -1; }
  footer { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  body { padding-bottom: 72px; }
  .topbar { height: 65px; padding: 0 18px; }
  .top-cta { display: none; }
  .top-actions { gap: 0; }
  .language-switcher a { min-width: 30px; padding: 5px; }
  .hero { min-height: auto; padding: 45px 20px 25px; border-radius: 0 0 25px 25px; gap: 20px; }
  h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  h2 { font-size: 2.45rem; }
  .buy-row { align-items: stretch; flex-direction: column-reverse; gap: 14px; }
  .price { display: flex; align-items: baseline; gap: 10px; }
  .hero-visual { min-height: 430px; transform: scale(.88); margin: -10px -30px 0; }
  .hero-visual::before { width: 360px; }
  .book-stack { width: 360px; height: 440px; }
  .book-main { width: 220px; left: 70px; }
  .book-left { width: 170px; left: -5px; top: 135px; }
  .book-right { width: 170px; right: 0; top: 155px; }
  .visual-note { width: 112px; height: 112px; right: 10px; bottom: 20px; padding: 15px; }
  .visual-note strong { font-size: 1.25rem; }
  .section-pad { padding: 75px 20px; }
  .section-heading { margin-bottom: 36px; }
  .method { padding-top: 80px; padding-bottom: 80px; }
  .book-feature { min-height: 475px; padding: 30px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { display: grid; grid-template-columns: 115px 1fr; gap: 16px; align-items: center; }
  .product-card img { aspect-ratio: .72; }
  .product-copy { padding: 5px 0; }
  .product-copy h3 { min-height: auto; font-size: 1.15rem; }
  .tag { top: 25px; left: 25px; font-size: .55rem; }
  .offer-box { grid-template-columns: 1fr; gap: 20px; }
  .offer-box .button { display: none; }
  .fit-grid { gap: 25px; }
  .closing { gap: 35px; }
  footer { padding-bottom: 35px; }
  .mobile-buy { position: fixed; z-index: 20; left: 0; right: 0; bottom: 0; min-height: 72px; padding: 10px 15px; display: flex; justify-content: space-between; align-items: center; color: white; background: rgba(14, 54, 48, .97); box-shadow: 0 -7px 30px rgba(0,0,0,.15); backdrop-filter: blur(10px); }
  .mobile-buy div { display: grid; }
  .mobile-buy small { color: #bed2cc; font-size: .58rem; text-transform: uppercase; }
  .mobile-buy strong { font-size: 1.2rem; }
  .mobile-buy > a { padding: 12px 17px; border-radius: 9px; color: var(--green-dark); background: white; text-decoration: none; font-weight: 900; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}