/* prestonnoton.com — shared styles (all pages) */
:root{
  --bg:#0c0c0d; --bg2:#141316; --line:#23211e; --line2:#3a3733;
  --text:#efe8dc; --body:#c9c2b6; --muted:#9b948a; --accent:#e8692e;
  --display:'Bebas Neue',Impact,sans-serif; --sans:'Barlow',system-ui,sans-serif;
}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans)}
img{max-width:100%}
a{color:#ef7a43}a:hover{color:#ff9a6a}
.wrap{max-width:1280px;margin:0 auto;box-sizing:border-box;padding-inline:clamp(20px,4vw,48px)}
.section{padding-block:clamp(56px,8vw,104px)}
.section--alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.display{font-family:var(--display);font-weight:400}
.h1{margin:0;font-family:var(--display);font-weight:400;font-size:clamp(56px,7vw,104px);line-height:.92;color:var(--text)}
.h2{margin:0;font-family:var(--display);font-weight:400;font-size:clamp(40px,4.6vw,64px);line-height:1;color:var(--text)}
.h3{margin:0;font-family:var(--display);font-weight:400;font-size:28px;line-height:1.05;color:var(--text)}
.accent{color:var(--accent)}
.eyebrow{margin:0;font-family:var(--display);font-size:20px;letter-spacing:.16em;color:var(--accent)}
.lead{margin:0;font-size:20px;line-height:1.6;color:var(--body);max-width:600px}
.muted{color:var(--muted)}
.prose{display:flex;flex-direction:column;gap:18px;font-size:18px;line-height:1.7;color:var(--body)}
.prose p{margin:0}
.prose h2,.prose h3{margin:16px 0 0}
.prose ul{margin:0;padding-left:1.2em;display:flex;flex-direction:column;gap:8px}
.stack{display:flex;flex-direction:column;gap:24px}
.split{display:flex;flex-wrap:wrap;gap:clamp(32px,5vw,64px);align-items:flex-start}
.split>*{min-width:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:56px;padding:0 30px;box-sizing:border-box;font-family:var(--display);font-size:24px;letter-spacing:.06em;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s}
.btn--primary{background:var(--accent);color:#0c0c0d}.btn--primary:hover{background:#f37b40;color:#0c0c0d}
.btn--ghost{color:var(--text);border-color:#5a554e}.btn--ghost:hover{color:var(--text);border-color:var(--text)}
.btn--small{min-height:46px;padding:0 20px;font-size:20px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.textlink{font-family:var(--display);font-size:22px;letter-spacing:.06em;text-decoration:none}

/* header / footer */
.site-header{border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:4px 24px;padding-block:14px}
.brand{font-family:var(--display);font-size:24px;letter-spacing:.22em;color:var(--text);text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.brand:hover{color:var(--text)}
.site-nav{display:flex;flex-wrap:wrap;gap:0 6px;margin-right:-8px}
.site-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;font-family:var(--display);font-size:20px;letter-spacing:.1em;color:var(--body);text-decoration:none}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--accent)}
.site-footer{border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.site-footer .wrap{display:flex;flex-direction:column;gap:18px;padding-block:32px}
.footer-links{display:flex;flex-wrap:wrap;gap:4px 22px}
.footer-links a{color:var(--body);text-decoration:none;min-height:32px;display:inline-flex;align-items:center}
.footer-links a:hover{color:var(--accent)}
.footer-meta{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}

/* hero layout: text + book side by side */
.hero{border-bottom:1px solid var(--line);overflow:hidden}
.hero-grid{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:minmax(0,720px) auto;justify-content:center;align-items:center;column-gap:clamp(8px,2vw,32px)}
.hero-text{min-width:0;box-sizing:border-box;padding:clamp(40px,6vw,88px) clamp(20px,3vw,40px) clamp(48px,6vw,88px) clamp(20px,6vw,72px);display:flex;flex-direction:column;gap:28px}
.hero-book{min-width:0;box-sizing:border-box;display:flex;align-items:center;justify-content:center;padding:clamp(40px,5vw,72px) clamp(20px,3vw,48px) clamp(40px,5vw,72px) 0}
@media (max-width:900px){.hero-grid{grid-template-columns:minmax(0,1fr)}.hero-book{padding:8px 20px 56px}}

/* 3D floating book */
.book-link{display:block;text-decoration:none}
.book-scene{--bw:clamp(220px,25vw,370px);--bd:calc(var(--bw)*0.06);position:relative;display:flex;flex-direction:column;align-items:center;perspective:1600px;padding:20px 40px 0}
.book-scene--sm{--bw:clamp(180px,20vw,280px)}
.book-glow{position:absolute;left:50%;top:46%;width:calc(var(--bw)*2.4);height:calc(var(--bw)*2.4);transform:translate(-50%,-50%);background:radial-gradient(closest-side,rgba(232,105,46,.16),rgba(232,105,46,.05) 55%,rgba(232,105,46,0));pointer-events:none}
.book{position:relative;width:var(--bw);aspect-ratio:1200/1813;transform-style:preserve-3d;transform:rotateY(26deg);animation:book-float 6s ease-in-out infinite;transition:transform .6s ease}
.book__front{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;border-radius:2px 4px 4px 2px;transform:translateZ(calc(var(--bd)/2))}
.book__hinge{position:absolute;inset:0;border-radius:2px 4px 4px 2px;transform:translateZ(calc(var(--bd)/2 + .5px));background:linear-gradient(90deg,rgba(0,0,0,.55) 0,rgba(255,255,255,.10) 1.2%,rgba(0,0,0,.18) 2.6%,rgba(0,0,0,0) 5%,rgba(0,0,0,0) 88%,rgba(255,255,255,.05) 100%);pointer-events:none}
.book__spine{position:absolute;top:0;left:calc(50% - var(--bd)/2);width:var(--bd);height:100%;background:#0c0c0e center/100% 100% no-repeat;transform:rotateY(-90deg) translateZ(calc(var(--bw)/2));filter:brightness(.8)}
.book__pages{position:absolute;top:.8%;left:calc(50% - var(--bd)/2);width:calc(var(--bd) - 2px);height:98.4%;background:linear-gradient(90deg,rgba(0,0,0,.25),rgba(0,0,0,0) 30%),repeating-linear-gradient(90deg,#efe9dd 0 1px,#d8d0c1 1px 2px);transform:rotateY(90deg) translateZ(calc(var(--bw)/2 - 3px))}
.book__back{position:absolute;inset:0;background:#111013;border-radius:4px 2px 2px 4px;transform:rotateY(180deg) translateZ(calc(var(--bd)/2))}
.book-shadow{width:calc(var(--bw)*.85);height:calc(var(--bw)*.09);margin-top:calc(var(--bw)*.16);border-radius:50%;background:radial-gradient(closest-side,rgba(0,0,0,.9),rgba(0,0,0,0));animation:book-shadow 6s ease-in-out infinite}
.book-link:hover .book,.book-link:focus-visible .book{animation-play-state:paused;transform:rotateY(14deg) translateY(-8px)}
@keyframes book-float{0%,100%{transform:translateY(0) rotateY(26deg)}50%{transform:translateY(-18px) rotateY(22deg)}}
@keyframes book-shadow{0%,100%{transform:scale(1);opacity:.95}50%{transform:scale(.82);opacity:.6}}
@media (prefers-reduced-motion: reduce){.book,.book-shadow{animation:none}}

/* home hero: two books (pre-composited image) */
.duo{position:relative;display:block;width:clamp(280px,34vw,500px);padding:clamp(16px,3vw,32px) 0}
.duo img{position:relative;display:block;width:100%;height:auto}
.duo::before{content:"";position:absolute;inset:5% -10%;background:radial-gradient(closest-side,rgba(232,105,46,.13),rgba(232,105,46,0));pointer-events:none}

/* stats */
.stats{margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px 40px}
.stat{display:flex;flex-direction:column-reverse;justify-content:flex-end;gap:8px;padding-top:18px;border-top:2px solid var(--line2)}
.stat:first-child{border-top-color:var(--accent)}
.stat__num{margin:0;font-family:var(--display);font-size:clamp(40px,3.6vw,56px);line-height:1;color:var(--text);white-space:nowrap}
.stat__label{font-size:16px;line-height:1.45;color:#b9b2a6}
@media (max-width:900px){.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:40px 28px}}
@media (max-width:520px){.stats{grid-template-columns:1fr}}

/* book cards */
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:44px 28px}
.book-card{display:flex;flex-direction:column;gap:12px;text-decoration:none;color:var(--text)}
.book-card:hover{color:var(--text)}
.book-card:hover .cover{transform:translateY(-6px)}
.cover{display:block;width:100%;aspect-ratio:2/3;object-fit:cover;box-shadow:0 24px 48px rgba(0,0,0,.6);transition:transform .3s ease}
.cover--ph{box-sizing:border-box;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:22px;text-align:center;background:linear-gradient(160deg,#1c1a1d,#0f0e10);border:1px solid #2c2925}
.cover--ph span{font-family:var(--display);font-size:clamp(26px,2.4vw,34px);line-height:1;color:var(--text)}
.cover--ph small{font-family:var(--display);font-size:15px;letter-spacing:.2em;color:var(--muted)}
.book-card__title{margin:0;font-family:var(--display);font-weight:400;font-size:26px;line-height:1.05}
.book-card__sub{margin:0;font-size:15px;line-height:1.45;color:var(--body)}
.badge{align-self:flex-start;font-family:var(--display);font-size:16px;letter-spacing:.14em;padding:4px 10px;color:var(--muted);border:1px solid #3a3733}
.badge--live{color:#0c0c0d;background:var(--accent);border-color:var(--accent)}
.strip{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:28px}

/* photos */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px}
.gallery figure{margin:0;display:flex;flex-direction:column;gap:10px}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.gallery figcaption{font-size:14px;line-height:1.45;color:var(--muted)}
.photo-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.photo-pair img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block}

/* signup form */
.signup{width:100%;max-width:560px;display:flex;flex-wrap:wrap;gap:10px}
.signup--center{margin-inline:auto;justify-content:center;text-align:center}
.signup label{flex:1 1 100%;font-size:16px;font-weight:500;color:var(--text)}
.signup input[type=email]{flex:1 1 240px;min-width:0;height:56px;box-sizing:border-box;padding:0 18px;font:inherit;font-size:17px;color:var(--text);background:#18171a;border:1px solid #4a4640}
.signup .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.signup .ts-slot{flex:1 1 100%;display:flex;justify-content:center}
.signup .fine{flex:1 1 100%;margin:4px 0 0;font-size:13px;line-height:1.5;color:var(--muted)}
.form-status{flex:1 1 100%;margin:0;font-size:15px;color:#ff8a6a}
.thanks{width:100%;max-width:560px;box-sizing:border-box;padding:28px;border:1px solid #4a4640;display:flex;flex-direction:column;gap:6px}
.thanks p:first-child{margin:0;font-family:var(--display);font-size:40px;line-height:1;color:var(--accent)}
.thanks p{margin:0;color:var(--body)}

/* panels */
.panel{box-sizing:border-box;padding:clamp(24px,4vw,40px);background:var(--bg2);border:1px solid var(--line)}
.callout{display:flex;flex-wrap:wrap;align-items:center;gap:28px}
.callout img{width:140px;height:auto;box-shadow:0 18px 36px rgba(0,0,0,.6)}
@media (max-width:520px){.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 16px}.book-card__title{font-size:22px}.book-card__sub{font-size:14px}.cover--ph span{font-size:24px}}