@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
:root{
  --primary:#4f46e5; --secondary:#0ea5e9; --accent:#f59e0b;
  --background:#ffffff; --surface:#f8fafc; --text:#0f172a; --text-muted:#64748b; --border:#e2e8f0;
  --success:#16a34a; --warning:#f59e0b; --error:#dc2626;
  --radius-sm:4px; --radius-md:8px; --radius-lg:16px; --radius-pill:9999px;
  --shadow-sm:0 1px 2px rgba(0,0,0,0.06); --shadow-md:0 4px 12px rgba(0,0,0,0.08); --shadow-lg:0 12px 32px rgba(0,0,0,0.12);
  --font-heading:Inter,sans-serif; --font-body:Inter,sans-serif; --font-size:16px; --line-height:1.6;
  --maxw:1180px; --space:20px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-size:var(--font-size);line-height:var(--line-height);color:var(--text);background:var(--background);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:var(--primary);text-decoration:none}
a:hover{color:#4338ca}
h1,h2,h3,h4{font-family:var(--font-heading);line-height:1.15;letter-spacing:-.02em;color:var(--text)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--text-muted)}
.eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--primary)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:600;font-size:15px;padding:13px 24px;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:.15s}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#4338ca;color:#fff}
.btn-accent{background:var(--accent);color:#1f2937}.btn-accent:hover{filter:brightness(.96)}
.btn-outline{background:#fff;border-color:var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-ghost{background:transparent;color:var(--text)}
.pill{border-radius:var(--radius-pill)}
.badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 10px;border-radius:var(--radius-pill);background:#eef2ff;color:var(--primary)}
.badge-accent{background:#fef3c7;color:#b45309}
.stars{color:var(--accent);letter-spacing:1px}
/* header */
.topbar{background:var(--text);color:#e2e8f0;font-size:12.5px;text-align:center;padding:8px 20px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.site-header .bar{display:flex;align-items:center;gap:28px;padding:14px 24px;max-width:var(--maxw);margin:0 auto}
.brand img{height:34px}
nav.header-nav{display:flex;gap:6px;margin-left:6px}
nav.header-nav a{color:var(--text);font-weight:500;font-size:14.5px;padding:8px 12px;border-radius:var(--radius-md)}
nav.header-nav a:hover{background:var(--surface);color:var(--primary)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.menu-toggle{display:none;background:none;border:0;font-size:24px;cursor:pointer;color:var(--text);margin-left:auto}
/* generic section */
main section{padding:56px 0}
main section:first-child{padding-top:44px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(26px,3.4vw,36px);font-weight:800}
.lead{font-size:19px;color:var(--text-muted);max-width:58ch}
/* hero */
.hero{background:linear-gradient(180deg,var(--surface),#fff);border-bottom:1px solid var(--border)}
.hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,56px);font-weight:800}
.hero p{font-size:20px;color:var(--text-muted);margin:18px 0 26px;max-width:34ch}
.hero-simple{text-align:center;padding:72px 0}
.hero-simple h1{font-size:clamp(32px,5vw,52px);font-weight:800;margin-bottom:14px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:.18s}
a.card:hover,.card.hoverable:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
/* book grid */
.book-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.book-card{display:block;color:var(--text)}
.book-card .thumb{position:relative;aspect-ratio:2/3;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-md);margin-bottom:12px}
.book-card .thumb img{width:100%;height:100%;object-fit:cover}
.book-card .tag{position:absolute;top:10px;left:10px}
.book-card h3{font-size:17px;font-weight:700;margin:2px 0}
.book-card .by{font-size:14px;color:var(--text-muted);margin-bottom:6px}
.book-card .row{display:flex;align-items:center;justify-content:space-between}
.price{font-weight:700}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card .ph{aspect-ratio:16/10;overflow:hidden}
.post-card .ph img{width:100%;height:100%;object-fit:cover}
.post-card .body{padding:20px}
.post-card h3{font-size:20px;font-weight:700;margin:8px 0}
.meta{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary)}
.chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{font-size:14px;font-weight:500;color:var(--text);background:#fff;border:1px solid var(--border);border-radius:var(--radius-pill);padding:9px 18px;cursor:pointer}
.chip:hover,.chip[aria-pressed=true]{background:var(--primary);color:#fff;border-color:var(--primary)}
/* search */
.searchbar{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-pill);padding:12px 18px;max-width:520px;margin:0 auto 18px}
.searchbar input{border:0;outline:0;width:100%;font-size:15px;color:var(--text)}
/* ad */
.ad{position:relative;border:1px dashed #c7d2fe;background:#eef2ff;border-radius:var(--radius-lg);padding:22px 26px;display:flex;align-items:center;gap:22px}
.ad .label{position:absolute;top:10px;right:14px;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#94a3b8}
.ad .adimg{width:84px;height:84px;border-radius:var(--radius-md);overflow:hidden;flex:none}
.ad .adimg img{width:100%;height:100%;object-fit:cover}
/* audio */
.post-listen{display:flex;flex-direction:column;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px 16px;margin:18px 0}
.post-listen span{font-weight:600;font-size:14px}
.post-listen audio{width:100%}
.audio-ind{color:var(--secondary);font-size:14px}
/* forms */
.field,input,select,textarea{font-family:var(--font-body)}
[data-zar-form-render]{background:#fff}
/* breadcrumbs */
nav[data-zar-breadcrumbs]{display:flex;flex-wrap:wrap;gap:6px;font-size:13px;color:var(--text-muted);padding:18px 0}
nav[data-zar-breadcrumbs] a{color:var(--text-muted)}
nav[data-zar-breadcrumbs] a:not(:first-child)::before{content:"/";margin:0 8px;color:var(--border)}
/* detail */
.detail{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;max-width:760px}
.prose{font-size:18px;line-height:1.7;color:#334155}
.prose p{margin-bottom:16px}
/* footer */
.site-footer{background:var(--text);color:#cbd5e1;margin-top:40px}
.site-footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding:52px 24px 28px;max-width:var(--maxw);margin:0 auto}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:12px}
.site-footer ul{list-style:none;display:flex;flex-direction:column;gap:9px;font-size:14px}
.site-footer a{color:#cbd5e1}.site-footer a:hover{color:#fff}
.footer-bar{border-top:1px solid rgba(255,255,255,.12)}
.footer-bar .in{max-width:var(--maxw);margin:0 auto;padding:16px 24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:#94a3b8}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
details.faq{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:12px}
details.faq summary{cursor:pointer;list-style:none;padding:18px 22px;font-weight:600;display:flex;justify-content:space-between;gap:16px}
details.faq summary::-webkit-details-marker{display:none}
details.faq .ans{padding:0 22px 18px;color:#475569}
.stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;text-align:center}
.stat .n{font-size:34px;font-weight:800;color:var(--primary)}
[data-aos]{opacity:0;transform:translateY(14px);transition:opacity .5s,transform .5s}
[data-aos].in{opacity:1;transform:none}
@media(max-width:900px){
 .hero .grid,.grid-2{grid-template-columns:1fr}
 .book-grid,.grid-4{grid-template-columns:repeat(2,1fr)}
 .post-grid,.grid-3{grid-template-columns:1fr}
 nav.header-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--border);padding:12px;display:none}
 nav.header-nav.open{display:flex}
 .menu-toggle{display:block}
 .header-actions{display:none}
 .site-footer .cols{grid-template-columns:1fr 1fr}
}