:root{
  --green:#1f4f41;
  --green-deep:#173c32;
  --green-soft:#e7efe8;
  --orange:#df6b42;
  --gold:#d6a23f;
  --cream:#faf6eb;
  --white:#ffffff;
  --text:#263d37;
  --muted:#66756f;
  --border:#d9dfd8;
  --shadow:0 20px 48px rgba(27,64,53,.13);
  --radius:22px;
  --max:1180px;
}
*,:before,:after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fffdf7;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;text-rendering:optimizeLegibility}
img{display:block;max-width:100%;height:auto}
a{color:var(--green)}
a:focus-visible{outline:3px solid #ffbf47;outline-offset:4px}
.container{width:min(100% - 2rem,var(--max));margin-inline:auto}.narrow{max-width:820px}
.skip-link{position:fixed;top:.75rem;left:.75rem;z-index:999;transform:translateY(-180%);padding:.8rem 1rem;border:2px solid var(--orange);border-radius:10px;background:#fff;color:var(--text);font-weight:800}.skip-link:focus{transform:translateY(0)}
.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(217,223,216,.9);background:rgba(255,253,247,.95);backdrop-filter:blur(12px)}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:1.25rem}.brand{display:inline-flex;align-items:center;gap:.7rem;color:var(--green-deep);font-weight:850;text-decoration:none}.main-nav{display:flex;align-items:center;gap:1.1rem}.main-nav a{color:var(--text);font-weight:750;text-decoration:none;font-size:.93rem}.main-nav a:hover{color:var(--orange)}
.hero{overflow:hidden;padding:clamp(4.2rem,8vw,7rem) 0;background:radial-gradient(circle at 85% 14%,rgba(223,107,66,.12),transparent 28%),linear-gradient(180deg,#fffdf7 0%,#f5f0e3 100%)}
.hero-grid{display:grid;align-items:center;gap:clamp(2.5rem,7vw,6rem)}.eyebrow{margin:0 0 .8rem;color:var(--orange);font-size:.78rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}.eyebrow.light{color:#f4c573}
h1,h2,h3{margin-top:0;color:var(--green-deep);line-height:1.1;letter-spacing:-.025em}h1{margin-bottom:.6rem;font-size:clamp(3rem,8vw,6rem)}h2{margin-bottom:1rem;font-size:clamp(2rem,4.8vw,3.35rem)}h3{margin-bottom:.7rem;font-size:1.28rem}.subtitle{max-width:20ch;margin:.2rem 0 1rem;color:var(--green);font-size:clamp(1.3rem,2.7vw,1.8rem);font-weight:750;line-height:1.3}.hero-text{max-width:62ch;margin:0 0 1.8rem;color:var(--muted);font-size:clamp(1.05rem,2vw,1.2rem)}
.hero-actions{display:flex;flex-wrap:wrap;gap:.85rem}.button{display:inline-flex;min-height:52px;align-items:center;justify-content:center;padding:.95rem 1.35rem;border-radius:999px;font-weight:850;text-decoration:none;transition:transform .16s ease,box-shadow .16s ease,background-color .16s ease}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--orange);color:#fff;box-shadow:0 12px 30px rgba(223,107,66,.25)}.button-primary:hover{background:#c95d39;box-shadow:0 16px 34px rgba(223,107,66,.3)}.button-secondary{border:1px solid var(--border);background:#fff;color:var(--green-deep)}.button-secondary:hover{box-shadow:var(--shadow)}.microcopy{margin:.85rem 0 0;color:var(--muted);font-size:.87rem}
.hero-book{max-width:455px;margin-inline:auto;text-align:center}.hero-book img{border-radius:12px;box-shadow:0 28px 52px rgba(23,60,50,.24)}.book-byline{margin:.8rem 0 0;color:var(--muted);font-size:.93rem}
.trust-strip{border-block:1px solid #d7ddd5;background:#fff}.trust-grid{display:grid;gap:1px;background:#e4e7e1}.trust-grid>div{padding:1.3rem;background:#fff;text-align:center}.trust-grid strong,.trust-grid span{display:block}.trust-grid strong{color:var(--green-deep)}.trust-grid span{margin-top:.2rem;color:var(--muted);font-size:.9rem}
.section{padding:clamp(4.5rem,8vw,7rem) 0}.section-tint{background:var(--cream)}.section-dark{background:var(--green-deep);color:#edf3ef}.section-dark h2{color:#fff}.section-heading{max-width:780px;margin:0 auto 2.7rem;text-align:center}.section-heading p{color:var(--muted)}.split-grid,.science-panel,.video-grid,.offer-panel{display:grid;gap:2.2rem}.prose p{color:var(--muted);font-size:1.05rem}.callout{padding:1.25rem 1.35rem;border-left:4px solid var(--orange);background:var(--cream);color:var(--green-deep)!important;font-weight:750}
.card-grid{display:grid;gap:1rem}.info-card{padding:1.5rem;border:1px solid var(--border);border-radius:var(--radius);background:#fff;box-shadow:0 10px 28px rgba(30,70,58,.07)}.info-card p{margin-bottom:0;color:var(--muted)}.card-number{display:inline-block;margin-bottom:.9rem;color:var(--orange);font-weight:900;letter-spacing:.08em}
.science-panel{padding:clamp(2rem,5vw,3.5rem);border:1px solid #cfd8cf;border-radius:28px;background:linear-gradient(135deg,#f3f6f0,#fff);box-shadow:var(--shadow)}
.video-grid p{color:#cddbd5}.video-note{font-size:.9rem}.video-placeholder{min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;border:1px solid rgba(255,255,255,.18);border-radius:26px;background:radial-gradient(circle at 50% 20%,rgba(255,255,255,.1),transparent 36%),#234f43;color:#fff;text-align:center;box-shadow:0 18px 45px rgba(0,0,0,.2)}.video-placeholder span:last-child{color:#cddbd5}.play-icon{display:grid;width:72px;height:72px;place-items:center;border-radius:50%;background:var(--orange);font-size:1.55rem;padding-left:.25rem;box-shadow:0 12px 28px rgba(0,0,0,.2)}
.offer-panel{align-items:center;padding:clamp(1.5rem,5vw,3.5rem);border:1px solid #d5ddd5;border-radius:28px;background:#fff;box-shadow:var(--shadow)}.offer-book{max-width:260px;margin-inline:auto}.offer-book img{border-radius:8px;box-shadow:0 18px 38px rgba(24,61,50,.22)}.offer-copy p{max-width:62ch;color:var(--muted)}
details{margin:.8rem 0;border:1px solid var(--border);border-radius:16px;background:#fff}summary{cursor:pointer;padding:1.1rem 1.2rem;color:var(--green-deep);font-weight:800}details p{margin:0;padding:0 1.2rem 1.2rem;color:var(--muted)}.disclaimer-section{padding-top:2rem}.disclaimer-section h2{font-size:1.55rem}.disclaimer-section p{color:var(--muted);font-size:.95rem}
.site-footer{padding:3rem 0 1.5rem;background:#102f27;color:#dbe8e2}.footer-grid{display:grid;gap:2rem}.footer-brand{color:#fff}.footer-description{max-width:38ch;color:#bcd0c7}.site-footer nav{display:flex;flex-direction:column;align-items:flex-start;gap:.45rem}.site-footer nav h2{margin:0 0 .5rem;color:#fff;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em}.site-footer nav a{color:#dbe8e2;text-decoration:none}.site-footer nav a:hover{color:#fff}.copyright{margin-top:2rem;padding-top:1.3rem;border-top:1px solid rgba(255,255,255,.13);font-size:.9rem;color:#bcd0c7}
@media(min-width:760px){.hero-grid{grid-template-columns:1.08fr .72fr}.trust-grid{grid-template-columns:repeat(3,1fr)}.split-grid,.science-panel,.video-grid{grid-template-columns:.9fr 1.1fr}.card-grid{grid-template-columns:repeat(3,1fr)}.offer-panel{grid-template-columns:.6fr 1.4fr}.footer-grid{grid-template-columns:1.6fr .7fr .7fr}}
@media(max-width:759px){.main-nav{display:none}.hero{text-align:center;padding-top:3.4rem}.subtitle,.hero-text{margin-inline:auto}.hero-actions{justify-content:center}.hero-actions .button{width:100%}.trust-grid{grid-template-columns:1fr}.card-grid{grid-template-columns:1fr}.offer-copy{text-align:center}.offer-copy .button{width:100%}}
@media(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.001ms!important}}