:root{
  --cream:#f6f1e6;--cream-2:#e9e2d1;--sage:#dfe7cf;--green:#2f4a2c;--green-dark:#1d2f1b;
  --ink:#1f2a1f;--ink-2:#3a463a;--muted:#6b6b60;--rule:#e3dccb;--field:#d9d2c0;--brown:#6b4b2a;
  --serif:"Fraunces",Georgia,serif;--sans:"Source Sans 3","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.5;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:var(--green)}a:hover{color:var(--green-dark)}
h1,h2,h3{font-family:var(--serif);margin:0;letter-spacing:-0.01em;line-height:1.1}
p{margin:0}
.wrap{max-width:1180px;margin:0 auto;padding-left:24px;padding-right:24px}
.eyebrow{font-size:13px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--brown)}
.lede{font-size:18px;line-height:1.65;color:var(--ink-2)}
.btn{display:inline-block;text-decoration:none;font-weight:700;font-size:17px;padding:14px 24px;border-radius:4px;border:2px solid var(--green);background:var(--green);color:var(--cream);cursor:pointer;font-family:inherit;line-height:1.2}
.btn:hover{background:var(--green-dark);border-color:var(--green-dark);color:var(--cream)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:8px 12px}
.skip:focus{left:8px;z-index:50}

/* header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(246,241,230,.94);backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid var(--rule)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:16px;padding-bottom:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-family:var(--serif);font-weight:900;font-size:21px;letter-spacing:-0.01em}
.brand img{width:40px;height:40px;border-radius:50%;object-fit:cover}
.nav{display:flex;gap:26px;align-items:center;font-weight:600;font-size:16px}
.nav a{text-decoration:none;color:var(--ink)}
.nav a:hover{color:var(--green)}
.nav .btn{padding:11px 18px;font-size:15px}
.nav a.btn{color:var(--cream)}
.nav a.btn:hover{color:var(--cream)}
.nav a[aria-current="page"]{color:var(--green);border-bottom:2px solid var(--green)}
.burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:transform .2s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero .wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px;align-items:center;padding-top:56px;padding-bottom:72px}
.hero__copy{display:flex;flex-direction:column;gap:22px}
.hero h1{font-weight:900;font-size:clamp(40px,5.2vw,64px);line-height:1.02;letter-spacing:-0.02em}
.hero .lede{font-size:21px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.rating{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--muted);font-weight:600}
.rating .stars{color:#c99a2e;letter-spacing:2px;font-size:18px}
.hero__art{display:flex;justify-content:center;position:relative;padding:40px 0 20px}
.hero__art::before{content:"";position:absolute;inset:40px -20px 0 60px;background:var(--sage);border-radius:6px}
.hero__art img{position:relative;width:320px;max-width:80%;border-radius:4px;box-shadow:0 30px 60px rgba(31,42,31,.28)}

/* themes band */
.themes{background:var(--green);color:var(--cream);padding:52px 0}
.themes .wrap{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px}
.theme{display:flex;flex-direction:column;gap:8px}
.theme b{font-family:var(--serif);font-size:38px;font-weight:700;line-height:1}
.theme span{font-size:17px;font-weight:600}

/* about the book */
.book .wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:64px;align-items:start;padding-top:88px;padding-bottom:88px}
.stack{display:flex;flex-direction:column;gap:20px}
.book h2{font-size:clamp(30px,3.4vw,42px)}
.buy{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--rule);border-radius:6px;padding:30px}
.buy h3{font-size:24px;font-weight:700}
.buy a.row{text-decoration:none;color:var(--ink);display:flex;justify-content:space-between;padding:15px 18px;border:1px solid var(--field);border-radius:4px;font-weight:600}
.buy a.row:hover{border-color:var(--green);background:var(--cream)}
.buy a.row span:last-child{color:var(--green)}
.publisher{display:flex;align-items:center;gap:12px;margin-top:6px;font-size:14px;color:var(--muted)}
.publisher img{height:36px;width:auto}

/* reviews */
.reviews{background:#fff;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);padding:80px 0}
.reviews h2{font-size:36px;text-align:center;margin-bottom:40px}
.featured{margin:0 0 28px;padding:32px;background:var(--cream);border-radius:6px;display:grid;grid-template-columns:120px minmax(0,1fr);gap:28px;align-items:center;border-left:4px solid var(--green)}
.featured img{width:120px;height:120px;border-radius:50%;object-fit:cover}
.featured p{font-family:var(--serif);font-size:22px;line-height:1.45;color:var(--ink)}
.featured footer{margin-top:12px;font-weight:700;font-size:15px}
.reviews__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.review{margin:0;padding:28px;background:var(--cream);border-radius:6px;display:flex;flex-direction:column;gap:16px}
.review p{font-size:17px;line-height:1.6;color:var(--ink-2)}
.review footer{font-weight:700;font-size:15px}
.review details{font-size:15px;color:var(--ink-2)}
.review summary{cursor:pointer;color:var(--green);font-weight:700;list-style:none}
.review summary::-webkit-details-marker{display:none}
.review summary::after{content:" +"}
.review details[open] summary::after{content:" \2212"}
.review details p{font-size:15px;margin-top:10px}

/* talks */
.talks .wrap{display:flex;flex-direction:column;gap:36px;padding-top:88px;padding-bottom:88px}
.talks__head{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;align-items:end}
.talks h2,.section-title{font-size:clamp(30px,3.4vw,42px)}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{background:#fff;border:1px solid var(--rule);border-radius:6px;padding:26px;display:flex;flex-direction:column;gap:10px}
.card h3{font-size:23px;font-weight:700}
.card p,.card li{font-size:16px;line-height:1.6;color:var(--ink-2)}
.card ul{margin:4px 0 0;padding-left:18px;display:flex;flex-direction:column;gap:4px}
a.card{text-decoration:none;color:inherit}
a.card:hover{border-color:var(--green)}
.card h3{color:var(--ink)}
.stages{font-size:15px;color:var(--muted)}

/* about david */
.david{background:var(--cream-2);padding:80px 0}
.david .wrap{display:grid;grid-template-columns:360px minmax(0,1fr);gap:56px;align-items:center}
.david img{width:100%;height:460px;object-fit:cover;object-position:center top;border-radius:6px}
.david h2{font-size:clamp(30px,3.4vw,40px)}
.david .btn{align-self:flex-start}

/* contact */
.contact .wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px;padding-top:88px;padding-bottom:88px}
.contact h2{font-size:clamp(30px,3.4vw,40px)}
.contact .mail{font-weight:700;font-size:18px}
.form{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--rule);border-radius:6px;padding:30px}
.form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:15px}
.form input,.form textarea{padding:13px 14px;border:1px solid var(--field);border-radius:4px;font-size:16px;font-family:inherit;color:var(--ink);background:#fff;width:100%}
.form input:focus,.form textarea:focus{outline:2px solid var(--green);outline-offset:1px;border-color:var(--green)}
.form .hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.form button{border:0}
.ydks-msg{font-size:15px;color:var(--green);font-weight:600}
.ydks-msg.err{color:#8a2a1a}

/* footer */
.site-footer{border-top:1px solid var(--rule);padding:28px 0}
.site-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:14px;color:var(--muted)}
.site-footer nav{display:flex;gap:20px}

/* talks page */
.thero{position:relative;background:var(--ink);color:var(--cream)}
.thero img{width:100%;height:min(56vw,560px);object-fit:cover;opacity:.4}
.thero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(31,42,31,.92) 0%,rgba(31,42,31,.75) 45%,rgba(31,42,31,.15) 100%)}
.thero .wrap{z-index:1}
.thero .wrap{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;gap:18px}
.thero .eyebrow{color:#e5c88f}
.thero h1{font-size:clamp(34px,4.6vw,56px);font-weight:900;max-width:16ch;line-height:1.05;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.thero .lede{color:var(--cream);max-width:52ch;font-size:19px;text-shadow:0 1px 8px rgba(0,0,0,.35)}
.talklist .wrap{padding-top:80px;padding-bottom:40px;display:flex;flex-direction:column;gap:32px}
.tailored{font-size:17px;color:var(--ink-2)}
.audiences{background:var(--green);color:var(--cream);padding:64px 0}
.audiences .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:48px;align-items:center}
.audiences h2{font-size:clamp(28px,3vw,36px);margin-bottom:18px}
.audiences ul{margin:0;padding:0;list-style:none;display:grid;gap:10px;font-size:18px;font-weight:600}
.audiences li::before{content:"\25AA  ";color:#b9c9a2}
.audiences img{border-radius:6px;width:100%;height:320px;object-fit:cover}
.past .wrap{padding-top:80px;padding-bottom:80px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:start}
.past h2{font-size:clamp(28px,3vw,36px);margin-bottom:16px}
.past ul{margin:0;padding:0;list-style:none;columns:2;column-gap:28px;font-size:16px;color:var(--ink-2)}
.past li{break-inside:avoid;padding:8px 0;border-bottom:1px solid var(--rule)}
.wall{background:var(--ink);color:var(--cream);padding:72px 0}
.wall h2{font-size:clamp(28px,3vw,36px);text-align:center;margin-bottom:32px;max-width:24ch;margin-left:auto;margin-right:auto}
.wall img{width:100%;border-radius:6px}
.speak .wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px;padding-top:88px;padding-bottom:88px}
.speak h2{font-size:clamp(30px,3.4vw,40px)}

@media (max-width:900px){
  .thero::after{background:rgba(31,42,31,.8)}
  .hero .wrap,.book .wrap,.talks__head,.david .wrap,.contact .wrap,.audiences .wrap,.past .wrap,.speak .wrap{grid-template-columns:1fr;gap:36px}
  .hero__art{order:-1;padding:24px 0 0}
  .hero__art::before{inset:24px 10% 0 25%}
  .reviews__grid,.cards{grid-template-columns:1fr}
  .featured{grid-template-columns:1fr;text-align:center;justify-items:center}
  .featured p{font-size:19px}
  .themes .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}
  .david img{height:360px}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--cream);border-bottom:1px solid var(--rule);flex-direction:column;align-items:stretch;gap:0;padding:8px 0 16px}
  .nav a{padding:12px 24px}
  .nav .btn{margin:8px 24px 0}
  .nav.open{display:flex}
  .burger{display:block}
  .thero img{position:absolute;inset:0;width:100%;height:100%}
  .thero .wrap{position:relative;padding-top:56px;padding-bottom:56px}
  .thero h1{max-width:none}
  .past ul{columns:1}
}
@media (max-width:480px){
  .brand{font-size:17px;white-space:nowrap}
  .brand img{width:34px;height:34px}
  .themes .wrap{grid-template-columns:1fr}
  .hero .wrap{padding-top:28px;padding-bottom:48px}
  .btn{width:100%;text-align:center}
}