/* Maverick's Service Business Playbook — theme */
:root{
  --ink:#0f172a; --ink-2:#1e293b; --slate:#334155; --mut:#64748b;
  --line:#e2e8f0; --bg:#f8fafc; --card:#ffffff;
  --gold:#c08a2d; --gold-2:#a9761f; --cream:#fbf7ef;
  --serif:'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans:'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --shadow:0 1px 2px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.08);
  --radius:14px;
}
*{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;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--gold-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);line-height:1.18;margin:0 0 .5em}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
.wrap.narrow{max-width:780px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,23,42,.97);backdrop-filter:saturate(140%) blur(6px);color:#fff}
.header-inner{display:flex;align-items:center;gap:18px;max-width:1120px;margin:0 auto;padding:14px 22px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{text-decoration:none}
.brand-mark{width:40px;height:40px;border-radius:9px;background:linear-gradient(145deg,var(--gold),var(--gold-2));display:grid;place-items:center;font-family:var(--serif);font-weight:700;color:#1a1206;font-size:1.35rem;box-shadow:inset 0 1px 0 rgba(255,255,255,.4)}
.brand-name{font-family:var(--serif);font-weight:700;font-size:1.12rem;line-height:1.1;display:flex;flex-direction:column}
.brand-name small{font-family:var(--sans);font-weight:500;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.header-spacer{flex:1}
.header-cta{display:flex;align-items:center;gap:18px}
.header-link{color:#cbd5e1;font-weight:500;font-size:.95rem}
.header-link:hover{color:#fff;text-decoration:none}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--sans);font-weight:600;font-size:.97rem;padding:12px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:.15s;text-decoration:none}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:linear-gradient(145deg,var(--gold),var(--gold-2));color:#1a1206;box-shadow:var(--shadow)}
.btn-dark{background:var(--ink);color:#fff}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-light{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-block{width:100%}

/* hero */
.hero{background:radial-gradient(1100px 480px at 70% -10%,#1e293b 0%,var(--ink) 55%);color:#fff;padding:64px 0 76px}
.hero .eyebrow{color:var(--gold)}
.hero h1{color:#fff;font-size:clamp(2rem,4.4vw,3.1rem);max-width:16ch}
.hero p{color:#cbd5e1;font-size:1.13rem;max-width:60ch;margin:14px 0 0}
.eyebrow{font-family:var(--sans);text-transform:uppercase;letter-spacing:.2em;font-size:.74rem;font-weight:700;color:var(--gold-2);margin-bottom:10px;display:block}

/* sections */
.section{padding:58px 0}
.section.soft{background:var(--cream)}
.section-head{max-width:62ch;margin:0 auto 38px;text-align:center}
.section-head h2{font-size:clamp(1.6rem,3vw,2.1rem)}
.section-head p{color:var(--mut);margin:.4em 0 0}

/* library grid */
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:30px}
.book-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow);transition:.18s}
.book-card:hover{transform:translateY(-4px);box-shadow:0 12px 34px rgba(15,23,42,.14)}
.book-cover{aspect-ratio:1/1.414;background:#e9eef5 center/cover no-repeat;position:relative}
.book-cover.placeholder{display:grid;place-items:center;background:linear-gradient(145deg,#1e293b,#0f172a);color:#fff;text-align:center;padding:24px;font-family:var(--serif)}
.book-soon{position:absolute;top:12px;left:12px;background:rgba(15,23,42,.86);color:#fff;font-family:var(--sans);font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:5px 10px;border-radius:6px}
.book-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.book-body h3{font-size:1.12rem;margin-bottom:6px}
.book-body .sub{color:var(--mut);font-size:.92rem;flex:1}
.book-body .by{font-size:.8rem;color:var(--slate);margin:12px 0 14px;font-weight:600}
.book-card .btn{margin-top:auto}

/* book landing */
.book-hero{display:grid;grid-template-columns:340px 1fr;gap:48px;align-items:start}
.book-hero .cover-wrap{position:relative}
.book-hero .cover-wrap img{border-radius:12px;box-shadow:0 18px 50px rgba(15,23,42,.28);width:100%}
.crumbs{font-size:.85rem;color:var(--mut);margin-bottom:18px}
.book-hero h1{font-size:clamp(1.7rem,3.4vw,2.5rem)}
.book-hero .deck{font-size:1.16rem;color:var(--slate);margin:.2em 0 18px}
.book-hero .by{font-weight:600;color:var(--ink);margin-bottom:10px}
.meta-pills{display:flex;gap:10px;flex-wrap:wrap;margin:6px 0 24px}
.pill{font-size:.78rem;font-weight:600;color:var(--slate);background:#eef2f7;border:1px solid var(--line);border-radius:999px;padding:5px 12px}

/* gate form */
.gate{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px}
.gate h3{font-size:1.3rem;margin-bottom:4px}
.gate p.lead{color:var(--mut);font-size:.95rem;margin:0 0 16px}
.gate form{display:grid;gap:12px}
.gate input{font-family:var(--sans);font-size:1rem;padding:13px 14px;border:1px solid var(--line);border-radius:10px;width:100%}
.gate input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(192,138,45,.16)}
.gate .fine{font-size:.78rem;color:var(--mut);text-align:center;margin:4px 0 0}
.err{background:#fef2f2;border:1px solid #f5c2c2;color:#b42318;border-radius:10px;padding:10px 14px;font-size:.9rem;margin-bottom:14px}

/* footer */
.site-footer{background:var(--ink);color:#cbd5e1;padding:48px 0 30px;margin-top:30px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px;max-width:1120px;margin:0 auto;padding:0 22px}
.site-footer h4{color:#fff;font-family:var(--sans);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 14px}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.footer-links a{color:#cbd5e1}
.footer-links a:hover{color:#fff}
.footer-bottom{max-width:1120px;margin:26px auto 0;padding:18px 22px 0;border-top:1px solid #1e293b;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.84rem;color:#94a3b8}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:1.1rem}
.footer-brand span{font-family:var(--serif);font-weight:700;color:#fff;font-size:1.05rem}

@media(max-width:780px){
  .book-hero{grid-template-columns:1fr;gap:28px}
  .book-hero .cover-wrap{max-width:280px;margin:0 auto}
  .footer-grid{grid-template-columns:1fr 1fr}
  .header-link.hide-sm{display:none}
}