:root{
  --bg:#f7f6f2;--ink:#1c2420;--muted:#5b665f;--line:rgba(31,95,63,.14);
  --green:#1f5f3f;--emerald:#2f9e6b;--gold:#c9a45c;--sage:#9fbfa9;
  --glass:rgba(255,255,255,.62);--shadow:0 10px 40px rgba(31,95,63,.10);
  --r:22px;--serif:"Fraunces",Georgia,serif;--sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.6;overflow-x:hidden}
a{color:var(--green)}
img{max-width:100%;display:block}
h1,h2,h3,.serif{font-family:var(--serif);font-weight:600;letter-spacing:-.01em;line-height:1.12;margin:0}
h1{font-size:clamp(2.3rem,5.5vw,4.2rem)}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.muted{color:var(--muted)}
.wrap{width:min(1120px,100% - 2.5rem);margin-inline:auto}
.orbs{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;animation:drift 18s ease-in-out infinite alternate}
.orb.a{width:520px;height:520px;left:-140px;top:-120px;background:radial-gradient(circle,#bfe3cc,transparent 70%)}
.orb.b{width:620px;height:620px;right:-200px;top:20%;background:radial-gradient(circle,#f1e2b8,transparent 70%);animation-duration:24s}
.orb.c{width:460px;height:460px;left:35%;bottom:-200px;background:radial-gradient(circle,#cfe6d6,transparent 70%);animation-duration:21s}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(60px,40px) scale(1.08)}}
/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(247,246,242,.78);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:1rem}
.brand{font-family:var(--serif);font-weight:700;font-size:1.25rem;color:var(--green);text-decoration:none;display:flex;align-items:center;gap:.55rem}
.brand i{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--green),var(--emerald));display:inline-grid;place-items:center;color:#fff;font-style:normal;font-size:.8rem;font-family:var(--sans);font-weight:700}
.links{display:flex;gap:1.4rem;list-style:none;margin:0;padding:0}
.links a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.95rem;padding:.3rem 0;border-bottom:2px solid transparent}
.links a:hover,.links a.on{border-color:var(--emerald);color:var(--green)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:.45rem .6rem;font-size:1.1rem;cursor:pointer}
@media(max-width:820px){
  .links{display:none;position:absolute;left:0;right:0;top:68px;flex-direction:column;gap:0;background:rgba(247,246,242,.97);border-bottom:1px solid var(--line);padding:.5rem 1.25rem 1rem}
  .links.open{display:flex}.links a{display:block;padding:.7rem 0}
  .burger{display:block}
}
/* buttons + cards */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.35rem;border-radius:999px;font-weight:600;text-decoration:none;border:1px solid transparent;transition:.2s;font-size:.95rem;cursor:pointer;font-family:var(--sans)}
.btn.p{background:var(--green);color:#fff;box-shadow:0 8px 24px rgba(31,95,63,.25)}
.btn.p:hover{background:#184c33;transform:translateY(-2px)}
.btn.s{background:var(--glass);border-color:var(--line);color:var(--green);backdrop-filter:blur(10px)}
.btn.s:hover{border-color:var(--emerald);transform:translateY(-2px)}
.card{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow);border-radius:var(--r);padding:1.6rem;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 50px rgba(31,95,63,.16)}
.grid{display:grid;gap:1.25rem}
.g2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--emerald);margin-bottom:.9rem}
.sec{padding:5rem 0}
.sec.tight{padding:3.5rem 0}
.head{display:flex;align-items:end;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:2rem}
.head p{max-width:560px;margin:.5rem 0 0}
.ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(47,158,107,.18),rgba(201,164,92,.18));color:var(--green);margin-bottom:1rem;font-size:1.3rem}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:.28rem .6rem;border-radius:999px;background:rgba(47,158,107,.12);color:var(--green)}
.tag.dev{background:rgba(201,164,92,.18);color:#7a5c1e}
.tag.proto{background:rgba(91,102,95,.12);color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.6rem}
.chip{font-size:.85rem;padding:.35rem .75rem;border-radius:999px;background:#fff;border:1px solid var(--line)}
/* hero */
.hero{padding:5.5rem 0 4rem}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:3rem;align-items:center}
.hero .lead{font-size:1.15rem;color:var(--muted);max-width:560px}
.hero .cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.6rem}
.portrait{position:relative;justify-self:center}
.portrait img{width:min(360px,80vw);aspect-ratio:1;object-fit:cover;border-radius:38% 62% 60% 40%/45% 40% 60% 55%;box-shadow:0 30px 70px rgba(31,95,63,.25);border:6px solid rgba(255,255,255,.8)}
.portrait .badge{position:absolute;bottom:14px;left:-10px;background:var(--glass);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.8);border-radius:14px;padding:.6rem .9rem;font-size:.85rem;box-shadow:var(--shadow)}
@media(max-width:820px){.hero .wrap{grid-template-columns:1fr}.portrait{order:-1}}
.stats{display:flex;gap:2rem;flex-wrap:wrap;margin-top:2rem}
.stats b{display:block;font-family:var(--serif);font-size:1.7rem;color:var(--green)}
.stats span{font-size:.85rem;color:var(--muted)}
/* books */
.book{display:flex;flex-direction:column}
.book .cover{aspect-ratio:3/4;border-radius:14px;overflow:hidden;background:linear-gradient(160deg,#fff,#eef3ea);border:1px solid var(--line);margin-bottom:1rem;display:grid;place-items:center}
.book .cover img{width:100%;height:100%;object-fit:cover}
.book .cover .ph{padding:1.4rem;text-align:center;font-family:var(--serif);color:var(--green);font-size:1.15rem;line-height:1.3}
.book .price{font-weight:700;color:var(--green)}
.book .meta{display:flex;justify-content:space-between;align-items:center;margin:.6rem 0 1rem}
.book .btn{margin-top:auto;justify-content:center}
/* timeline */
.ladder{display:flex;flex-wrap:wrap;gap:.6rem;counter-reset:s}
.ladder span{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:12px;padding:.5rem .8rem;font-size:.9rem;font-weight:500}
.ladder span::before{content:counter(s,decimal-leading-zero);color:var(--emerald);font-weight:700;margin-right:.5rem;font-size:.75rem}
.tl{border-left:2px solid var(--sage);padding-left:1.4rem;display:grid;gap:1.4rem}
.tl > div{position:relative}
.tl > div::before{content:"";position:absolute;left:-1.95rem;top:.45rem;width:14px;height:14px;border-radius:50%;background:var(--emerald);border:3px solid var(--bg)}
.tl small{color:var(--muted);font-weight:600}
.tl ul{margin:.4rem 0 0;padding-left:1.1rem;color:var(--muted)}
/* forms */
input,textarea{width:100%;padding:.85rem 1rem;border-radius:14px;border:1px solid var(--line);background:#fff;font:inherit;margin-bottom:.9rem}
textarea{min-height:150px;resize:vertical}
/* footer */
footer{border-top:1px solid var(--line);padding:3rem 0 2.5rem;margin-top:3rem;background:rgba(255,255,255,.4)}
footer .wrap{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;align-items:center}
.social{display:flex;gap:.6rem}
.social a{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);color:var(--green);text-decoration:none;transition:.2s}
.social a:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.social svg{width:18px;height:18px;fill:currentColor}
/* reveal */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
.cta-band{background:linear-gradient(135deg,var(--green),#2b7a55);color:#fff;border-radius:var(--r);padding:3rem;text-align:center}
.cta-band h2{color:#fff}
.cta-band .btn.p{background:#fff;color:var(--green)}
.page-head{padding:4.5rem 0 1rem}
.page-head p{max-width:640px;font-size:1.1rem}
.mailrow{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center;margin-top:1rem}