:root{
  --navy:#0e2a47; --navy2:#123a5f; --navy3:#0a1f36;
  --accent:#1b9e57; --accent-dark:#12703e; --accent-soft:#e7f6ee;
  --bg:#f5f8fb; --card:#ffffff; --ink:#1c2733; --muted:#5b6b7d; --line:#e2e9f1;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px}
.wrap{max-width:1060px;margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.25;color:var(--navy);letter-spacing:-.01em}
h1{font-size:2.5rem;margin:.4em 0 .5em}
h2.section-title{font-size:1.8rem;margin:0 0 .35em}
.section-sub{color:var(--muted);max-width:640px;margin:0 0 1.6em}
a{color:var(--accent-dark)}
img{max-width:100%;height:auto;border-radius:var(--radius)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
.brand{font-weight:800;font-size:1.15rem;color:var(--navy);text-decoration:none;display:flex;align-items:center;gap:10px}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;font-size:1rem}
.main-nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.main-nav a{color:var(--ink);text-decoration:none;padding:8px 12px;border-radius:8px;font-size:.95rem}
.main-nav a:hover{background:var(--accent-soft);color:var(--accent-dark)}
.main-nav a.active{font-weight:700;color:var(--accent-dark)}
.main-nav .btn{margin-left:8px}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;padding:13px 26px;border-radius:10px;border:2px solid var(--accent);transition:transform .15s ease,box-shadow .15s ease,background .15s}
.btn:hover{background:var(--accent-dark);border-color:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(27,158,87,.25)}
.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn.ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;box-shadow:none;transform:translateY(-2px)}
.btn.outline{background:transparent;color:var(--accent-dark);border-color:var(--accent)}
.btn.outline:hover{background:var(--accent-soft);box-shadow:none}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:1.4em}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy3) 0%,var(--navy) 55%,var(--navy2) 100%);color:#fff;padding:74px 0 66px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.025) 0 2px,transparent 2px 14px);pointer-events:none}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(27,158,87,.35),transparent 65%);pointer-events:none}
.hero h1{color:#fff;font-size:2.7rem;max-width:640px}
.hero .lead{color:#d7e2ec;font-size:1.15rem;max-width:620px}
.kicker{display:inline-block;background:rgba(27,158,87,.18);border:1px solid rgba(27,158,87,.55);color:#8fe3b2;font-weight:700;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;padding:7px 14px;border-radius:999px;margin-bottom:1em}
.hero-img{margin-top:2em;border-radius:var(--radius);box-shadow:0 18px 40px rgba(0,0,0,.35);max-height:340px;width:100%;object-fit:cover}
.section-img{display:block;width:100%;max-height:380px;object-fit:cover;border-radius:var(--radius);box-shadow:0 18px 40px rgba(0,0,0,.35);margin:0 0 2em}

/* sections */
.section{padding:64px 0}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* trust badges */
.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:2.2em}
.trust{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 4px 14px rgba(14,42,71,.06);transition:transform .15s ease}
.trust:hover{transform:translateY(-3px)}
.trust .icon{font-size:1.7rem}
.trust h3{margin:.5em 0 .3em;font-size:1.05rem}
.trust p{margin:0;color:var(--muted);font-size:.95rem}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:step}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative;transition:transform .15s ease,box-shadow .15s ease}
.step:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(14,42,71,.1)}
.step-num{width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:1.15rem;margin-bottom:.8em}
.step h3{margin:0 0 .4em;font-size:1.12rem}
.step p{margin:0;color:var(--muted);font-size:.96rem}

/* example box */
.example{background:#fff;border:2px solid var(--accent);border-radius:var(--radius);padding:30px;margin-top:2em}
.example .tag{display:inline-block;background:var(--accent);color:#fff;font-size:.78rem;font-weight:800;letter-spacing:.08em;padding:5px 12px;border-radius:6px;margin-bottom:1em}
.example h3{margin:0 0 .6em}
.example table{width:100%;border-collapse:collapse;margin:1em 0;font-size:.97rem}
.example th,.example td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
.example th{background:var(--accent-soft);color:var(--navy)}
.example tr:nth-child(even) td{background:#f7faf8}
.example tr:last-child td{background:var(--accent-soft);font-weight:800;color:var(--accent-dark)}
.example .fine{font-size:.85rem;color:var(--muted);margin-top:1em}

/* two plays */
.plays{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.play{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .15s ease,box-shadow .15s ease}
.play:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(14,42,71,.1)}
.play h3{margin-top:0}
.play ul{padding-left:1.2em;color:var(--muted)}
.play .badge{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-dark);background:var(--accent-soft);padding:5px 12px;border-radius:999px;margin-bottom:.8em}

/* formula */
.formula{background:var(--navy);color:#fff;border-radius:var(--radius);padding:28px 32px;margin-top:1.6em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:1.02rem;line-height:1.9}
.formula .lbl{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:#8fe3b2;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;display:block;margin-bottom:.4em}

/* cta band */
.cta-band{background:linear-gradient(135deg,var(--accent-dark),var(--accent));color:#fff;border-radius:var(--radius);padding:48px;text-align:center;margin-top:3em}
.cta-band h2{color:#fff;margin:0 0 .4em}
.cta-band p{color:#e8f7ee;max-width:560px;margin:0 auto 1.4em}
.cta-band .btn{background:#fff;color:var(--accent-dark);border-color:#fff}
.cta-band .btn:hover{background:#f0f7f3;box-shadow:0 8px 20px rgba(0,0,0,.2)}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:0;overflow:hidden}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy);padding:18px 22px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--accent);font-weight:800;flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{background:var(--accent-soft)}
.faq .answer{padding:4px 22px 20px;color:var(--muted)}
.faq .answer p{margin:.6em 0}

/* about */
.bio{display:grid;grid-template-columns:220px 1fr;gap:32px;align-items:start;margin-top:1.6em}
.portrait{width:220px;height:260px;object-fit:cover;border-radius:var(--radius);box-shadow:0 10px 26px rgba(14,42,71,.18)}
.checklist{list-style:none;padding:0}
.checklist li{padding:10px 0 10px 34px;position:relative;border-bottom:1px solid var(--line)}
.checklist li::before{content:"✓";position:absolute;left:4px;color:var(--accent);font-weight:800}

/* contact */
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;max-width:640px;margin:2em auto;box-shadow:0 8px 24px rgba(14,42,71,.08);text-align:center}
.contact-card .email{font-size:1.25rem;font-weight:800;color:var(--accent-dark);word-break:break-all}

/* footer */
.site-footer{background:var(--navy3);color:#aebdd0;padding:44px 0 30px;margin-top:0;font-size:.9rem}
.site-footer a{color:#d7e2ec}
.site-footer .disclaimer{font-size:.82rem;color:#8a9db3;max-width:720px}
.site-footer .ai-disclosure{font-size:.85em;opacity:.85}
.footer-nav{margin:1.2em 0 .6em}
.footer-nav a{margin-right:6px;text-decoration:none}
.footer-nav a:hover{text-decoration:underline}
.copyright{font-size:.8rem;color:#6e8299}

/* responsive */
@media(max-width:900px){
  .trust-row,.steps{grid-template-columns:1fr}
  .plays{grid-template-columns:1fr}
  .bio{grid-template-columns:1fr}
  .portrait{width:160px;height:190px}
  h1,.hero h1{font-size:2rem}
}
@media(max-width:640px){
  body{font-size:16px}
  .section{padding:44px 0}
  .hero{padding:52px 0 44px}
  .btn{padding:12px 20px;font-size:.95rem}
  .cta-band{padding:34px 22px}
}