/* BuyAIeBook — shared styles */
:root{
  --ink:#1E242B; --muted:#5B6570; --bg:#ffffff; --bg-soft:#FAF6F1;
  --brand:#B5530F; --brand-dark:#8A3F12; --brand-2:#C56A2C;
  --accent-soft:#F5E7DA; --line:#EAE2D9; --green:#3E7B4F;
  --shadow:0 10px 30px rgba(30,36,43,.08); --shadow-sm:0 4px 14px rgba(30,36,43,.06);
  --radius:14px; --radius-sm:10px; --maxw:1140px;
  --serif:"Poppins",system-ui,Segoe UI,Arial,sans-serif;
  --body:"Inter",system-ui,Segoe UI,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.2;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.5vw,3.1rem);font-weight:700;letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:600;letter-spacing:-.01em}
h3{font-size:1.2rem;font-weight:600}
p{margin:0 0 1rem}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark)}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.muted{color:var(--muted)}
.center{text-align:center}
.eyebrow{font-family:var(--serif);font-weight:600;text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;color:var(--brand);margin-bottom:.6rem}
.lead{font-size:1.15rem;color:var(--muted)}

/* Buttons */
.btn{display:inline-block;font-family:var(--serif);font-weight:600;font-size:1rem;padding:.85em 1.5em;border-radius:10px;border:1.5px solid transparent;cursor:pointer;transition:.15s;text-align:center}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-lg{padding:1em 1.8em;font-size:1.08rem}

/* Nav */
.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:.55rem;font-family:var(--serif);font-weight:700;font-size:1.2rem;color:var(--ink);letter-spacing:-.01em}
.brand:hover{color:var(--ink)}
.brand .mark{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-size:1rem;font-weight:700}
.nav-links{display:flex;align-items:center;gap:1.6rem;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--serif);font-weight:500;color:var(--ink);font-size:.98rem}
.nav-links a:hover{color:var(--brand)}
.nav-cta{margin-left:.4rem}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}
@media(max-width:820px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:8px 22px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);display:none}
  .nav-links.open{display:flex}
  .nav-links li{width:100%;padding:.55rem 0;border-bottom:1px solid var(--line)}
  .nav-links li:last-child{border-bottom:0}
  .nav-cta{margin:.6rem 0 0}
}

/* Sections */
section{padding:74px 0}
.section-soft{background:var(--bg-soft)}
.section-tight{padding:52px 0}
.grid{display:grid;gap:26px}
.g-2{grid-template-columns:1fr 1fr}
.g-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:820px){.g-2,.g-3{grid-template-columns:1fr}}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:28px}}

/* Hero */
.hero{background:linear-gradient(180deg,#FBF7F2,#fff);padding:70px 0 60px}
.hero h1 span{color:var(--brand)}
.hero .lead{max-width:34ch}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:1.4rem}

/* Cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:26px;transition:.18s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.feature .ic{width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--brand);display:grid;place-items:center;margin-bottom:14px}
.feature h3{margin-bottom:.35rem}
.feature p{margin:0;color:var(--muted);font-size:.98rem}

/* Ebook cards */
.ebook-card{display:flex;flex-direction:column;overflow:hidden;padding:0}
.ebook-card .cover{aspect-ratio:4/5}
.ebook-card .body{padding:22px}
.ebook-card h3{margin-bottom:.3rem}
.ebook-card .price{font-family:var(--serif);font-weight:600;color:var(--brand)}
.ebook-card .body p{color:var(--muted);font-size:.97rem}
.tag{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);background:var(--accent-soft);padding:.28em .7em;border-radius:999px;margin-bottom:.6rem}
.soon{opacity:.75}
.soon .cover{filter:grayscale(.3)}

/* Image placeholders */
.ph{position:relative;background:repeating-linear-gradient(135deg,#F6EBE0,#F6EBE0 12px,#F2E4D6 12px,#F2E4D6 24px);border:1.5px dashed #D8C1A9;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;text-align:center;color:#9A7B63;overflow:hidden}
.ph .ph-in{padding:18px}
.ph .ph-ic{font-size:1.6rem;margin-bottom:6px;opacity:.7}
.ph .ph-name{font-family:var(--serif);font-weight:600;color:#8A6A50;font-size:.9rem}
.ph .ph-desc{font-size:.8rem;color:#A98A6F;margin-top:4px;max-width:32ch}
.ph.cover{aspect-ratio:4/5}
.ph.wide{aspect-ratio:16/10}
.ph.square{aspect-ratio:1/1}
.ph.hero-ph{aspect-ratio:16/11;border-radius:18px}

/* Pricing */
.price-box{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:32px;max-width:460px;margin:0 auto;text-align:center}
.price-now{font-family:var(--serif);font-weight:700;font-size:3rem;color:var(--brand);line-height:1}
.price-was{color:var(--muted);text-decoration:line-through;margin-left:8px;font-size:1.2rem}
.price-box ul{list-style:none;padding:0;margin:18px 0;text-align:left}
.price-box li{padding:7px 0 7px 30px;position:relative;color:var(--ink)}
.price-box li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700}
.coupon{font-size:.9rem;color:var(--muted);margin-top:10px}

/* Check list */
.checks{list-style:none;padding:0;margin:0}
.checks li{padding:9px 0 9px 32px;position:relative}
.checks li:before{content:"✓";position:absolute;left:0;top:8px;color:var(--green);font-weight:700}

/* Steps */
.steps{counter-reset:s;display:grid;gap:18px}
.step{display:flex;gap:16px;align-items:flex-start}
.step .n{counter-increment:s;flex:0 0 auto;width:38px;height:38px;border-radius:50%;background:var(--brand);color:#fff;font-family:var(--serif);font-weight:600;display:grid;place-items:center}
.step .n:before{content:counter(s)}
.step h3{margin:.2rem 0 .2rem}
.step p{margin:0;color:var(--muted)}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:0 20px}
.faq summary{font-family:var(--serif);font-weight:600;cursor:pointer;padding:16px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--brand);font-size:1.4rem;font-weight:400}
.faq details[open] summary:after{content:"–"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq details p{padding:14px 0 18px;margin:0;color:var(--muted)}

/* Legal / prose */
.prose{max-width:800px}
.prose h2{margin-top:2em}
.prose h3{margin-top:1.6em}
.prose ul{padding-left:1.2em}
.prose li{margin:.35em 0}
.note{background:var(--bg-soft);border-left:4px solid var(--brand);border-radius:0 10px 10px 0;padding:14px 18px;color:var(--muted);font-size:.95rem}
.placeholder-inline{background:#FFF6E9;border:1px dashed #E6B04D;border-radius:8px;padding:2px 8px;color:#8A6D00;font-size:.92em;font-family:var(--body)}

/* Banner strip */
.strip{background:var(--brand);color:#fff;text-align:center;font-size:.9rem;padding:9px 12px;font-family:var(--serif);font-weight:500}
.strip a{color:#fff;text-decoration:underline}

/* Footer */
.footer{background:var(--ink);color:#C7CDD4;padding:56px 0 26px;font-size:.94rem}
.footer h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem}
.footer a{color:#C7CDD4}
.footer a:hover{color:#fff}
.footer .fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
@media(max-width:820px){.footer .fgrid{grid-template-columns:1fr;gap:26px}}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:.45rem 0}
.footer .brand{color:#fff}
.footer .brand:hover{color:#fff}
.foot-bottom{border-top:1px solid #333A42;margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#8B939C;font-size:.86rem}

/* Cookie banner */
.cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;padding:18px 20px;display:none;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;max-width:920px;margin:0 auto}
.cookie.show{display:flex}
.cookie p{margin:0;font-size:.92rem;color:var(--muted);flex:1 1 340px}
.cookie .actions{display:flex;gap:10px;flex-wrap:wrap}
.cookie .btn{padding:.6em 1.1em;font-size:.92rem}

.hidden{display:none!important}

/* Real images */
.shot{width:100%;height:auto;display:block;border-radius:16px;box-shadow:var(--shadow)}
.hero .shot,.hero-ph{border-radius:18px}
.ebook-card img.cover{width:100%;aspect-ratio:4/5;object-fit:cover;display:block;border-radius:0}
.split .shot{max-height:520px;object-fit:cover}