@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;1,400;1,500&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg:#fff; --bg2:#faf9f7; --bg3:#f4f2ee; --border:#ebebeb; --border2:#d6d3ce;
  --text:#1c1917; --text2:#44403c; --muted:#a8a29e; --muted2:#78716c;
  --accent:#b45309; --accent-bg:#fef3c7;
  --teal:#0f766e; --teal-bg:#f0fdfa;
  --rose:#be185d; --rose-bg:#fdf2f8;
  --indigo:#4338ca; --indigo-bg:#eef2ff;
  --green:#15803d; --green-bg:#f0fdf4;
  --sky:#0369a1; --sky-bg:#e0f2fe;
  --font-serif:'Playfair Display',Georgia,serif;
  --font-sans:'DM Sans',sans-serif;
  --nav-h:62px; --max:1280px; --r:8px; --r2:16px; --r3:24px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-sans);font-weight:400;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:var(--font-sans)}
ul{list-style:none}
h1,h2,h3{font-family:var(--font-serif);font-weight:500;line-height:1.2}
h1{font-size:clamp(30px,5vw,54px)}
h2{font-size:clamp(22px,3.5vw,36px)}
h3{font-size:clamp(18px,2.5vw,24px)}
p{color:var(--text2)}
.container{max-width:var(--max);margin:0 auto;padding:0 1.5rem}
.section{padding:4.5rem 0}
.section-sm{padding:2.5rem 0}

/* Tags */
.tag{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.4px;padding:4px 12px;border-radius:20px;font-family:var(--font-sans)}
.tag-amber{background:var(--accent-bg);color:var(--accent)}
.tag-teal{background:var(--teal-bg);color:var(--teal)}
.tag-rose{background:var(--rose-bg);color:var(--rose)}
.tag-indigo{background:var(--indigo-bg);color:var(--indigo)}
.tag-green{background:var(--green-bg);color:var(--green)}
.tag-sky{background:var(--sky-bg);color:var(--sky)}
.tag-gray{background:var(--bg3);color:var(--muted2);border:1px solid var(--border)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;font-family:var(--font-sans);font-weight:500;font-size:14px;border:none;border-radius:50px;padding:12px 26px;cursor:pointer;transition:all .18s ease}
.btn-dark{background:var(--text);color:#fff}
.btn-dark:hover{background:#292524;transform:translateY(-1px)}
.btn-light{background:var(--bg);color:var(--text);border:1.5px solid var(--border2)}
.btn-light:hover{border-color:var(--text)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#92400e;transform:translateY(-1px)}
.btn-lg{padding:15px 34px;font-size:15px;border-radius:12px}
.btn-sm{padding:8px 18px;font-size:12px}
.btn-full{width:100%}

/* Nav */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid var(--border);height:var(--nav-h);backdrop-filter:blur(10px)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;height:100%}
.nav-logo{display:flex;align-items:center;gap:9px}
.nav-logo-mark{width:34px;height:34px;background:var(--text);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.nav-logo-name{font-family:var(--font-serif);font-size:20px;font-weight:600;color:var(--text);letter-spacing:-.2px}
.nav-logo-name span{color:var(--accent)}
.nav-center{display:flex;align-items:center;gap:2px}
.nav-center a{font-size:14px;font-weight:500;color:var(--muted2);padding:7px 13px;border-radius:6px;transition:all .15s}
.nav-center a:hover,.nav-center a.active{color:var(--text);background:var(--bg2)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-hamburger{display:none;flex-direction:column;gap:4px;background:none;border:none;padding:6px}
.nav-hamburger span{display:block;width:21px;height:1.5px;background:var(--text);border-radius:2px;transition:all .3s}
.mobile-menu{display:none;position:fixed;inset:0;top:var(--nav-h);background:var(--bg);z-index:99;padding:1.5rem;flex-direction:column;overflow-y:auto}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:17px;font-weight:500;padding:15px 0;border-bottom:1px solid var(--border);color:var(--text)}

/* Sub-nav */
.sub-nav{background:var(--bg);border-bottom:1px solid var(--border)}
.sub-nav-inner{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none;height:48px;gap:0}
.sub-nav-inner::-webkit-scrollbar{display:none}
.sub-nav-inner a{font-size:13px;font-weight:500;color:var(--muted2);padding:0 16px;white-space:nowrap;border-bottom:2px solid transparent;height:100%;display:flex;align-items:center;transition:all .15s}
.sub-nav-inner a:hover{color:var(--text)}
.sub-nav-inner a.active{color:var(--text);border-bottom-color:var(--text);font-weight:600}

/* Hero */
.hero{display:grid;grid-template-columns:1fr 400px;gap:16px;padding:16px;background:var(--bg)}
.hero-main{border-radius:var(--r2);overflow:hidden;position:relative;min-height:420px;display:flex;align-items:flex-end;background:linear-gradient(135deg,#a8eddc 0%,#b7f0e4 40%,#8ecfc2 100%)}
.hero-main-content{padding:2.5rem}
.hero-main-content h1{font-size:clamp(26px,4vw,44px);color:var(--text);margin-bottom:1.25rem;line-height:1.15;max-width:360px}
.hero-right{display:flex;flex-direction:column;gap:16px}
.hero-card{border-radius:var(--r2);overflow:hidden;position:relative;flex:1;min-height:190px;display:flex;align-items:flex-end;cursor:pointer}
.hero-card-content{padding:1.25rem;position:relative;z-index:1}
.hero-card-content p{font-size:16px;font-weight:600;color:#fff;line-height:1.3;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.hero-card-content span{font-size:13px;color:rgba(255,255,255,.85);font-weight:500}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.45) 0%,transparent 55%)}

/* Section headers */
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:1.5rem;gap:1rem}
.section-head h2{font-size:clamp(20px,3vw,28px)}
.section-head a{font-size:13px;font-weight:500;color:var(--accent);white-space:nowrap}
.section-head a:hover{text-decoration:underline}

/* Featured interests */
.interests-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.interest-card{cursor:pointer;text-decoration:none}
.interest-img{border-radius:var(--r2);overflow:hidden;aspect-ratio:3/4;background:var(--bg3);margin-bottom:12px;position:relative;display:flex;align-items:center;justify-content:center;font-size:56px;transition:transform .3s}
.interest-card:hover .interest-img{transform:scale(1.02)}
.interest-name{font-size:15px;font-weight:600;color:var(--text);margin-bottom:2px}
.interest-sub{font-size:13px;color:var(--muted2)}

/* Category tiles */
.cat-scroll{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px}
.cat-scroll::-webkit-scrollbar{display:none}
.cat-tile{display:flex;align-items:center;gap:12px;background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r);padding:12px 16px;white-space:nowrap;cursor:pointer;transition:border-color .18s;flex-shrink:0;text-decoration:none}
.cat-tile:hover{border-color:var(--text)}
.cat-tile-img{width:60px;height:60px;border-radius:var(--r);background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:26px;flex-shrink:0}
.cat-tile-name{font-size:14px;font-weight:600;color:var(--text)}

/* Books grid */
.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.book-card{cursor:pointer;text-decoration:none;display:block}
.book-cover-wrap{border-radius:var(--r2);overflow:hidden;aspect-ratio:4/5;background:var(--bg3);margin-bottom:12px;position:relative;display:flex;align-items:center;justify-content:center;font-size:60px;transition:all .25s}
.book-card:hover .book-cover-wrap{transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.1)}
.bc-badge{position:absolute;top:12px;left:12px;font-size:10px;font-weight:700;padding:4px 10px;border-radius:20px}
.bc-hot{background:rgba(255,255,255,.92);color:var(--rose)}
.bc-new{background:rgba(255,255,255,.92);color:var(--teal)}
.bc-free{background:rgba(255,255,255,.92);color:var(--indigo)}
.book-cat{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--muted2);margin-bottom:4px}
.book-title{font-family:var(--font-serif);font-size:17px;font-weight:500;line-height:1.3;color:var(--text);margin-bottom:6px}
.book-desc{font-size:13px;color:var(--muted2);line-height:1.5;margin-bottom:10px}
.book-foot{display:flex;align-items:center;justify-content:space-between}
.book-price{font-size:18px;font-weight:700;color:var(--text);font-family:var(--font-serif)}
.book-price.free-p{color:var(--green)}
.book-via{font-size:10px;color:var(--muted);font-weight:500;margin-top:1px}

/* Filter pills */
.filter-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:2rem}
.filter-lbl{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--muted2);margin-right:4px}
.filter-pill{padding:7px 16px;border:1.5px solid var(--border);border-radius:20px;background:var(--bg);color:var(--muted2);font-size:13px;font-weight:500;cursor:pointer;font-family:var(--font-sans);transition:all .16s}
.filter-pill:hover{border-color:var(--text);color:var(--text)}
.filter-pill.on{background:var(--text);border-color:var(--text);color:#fff;font-weight:600}

/* Editorial banner */
.editorial-banner{border-radius:var(--r2);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;border:1.5px solid var(--border)}
.ed-left{padding:3rem;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--border)}
.ed-left h2{font-size:clamp(20px,3vw,30px);margin-bottom:.75rem}
.ed-left p{font-size:14px;color:var(--muted2);margin-bottom:1.5rem;max-width:300px;line-height:1.7}
.ed-right{background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:80px;min-height:240px}

/* Landing page */
.lp-wrap{max-width:1060px;margin:0 auto}
.lp-hero-grid{display:grid;grid-template-columns:1fr 310px;gap:3.5rem;align-items:start;padding:3rem 0}
.lp-badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:1.25rem}
.lp-h1{font-size:clamp(26px,4vw,40px);margin-bottom:1rem}
.lp-hook{font-size:16px;color:var(--muted2);line-height:1.8;margin-bottom:1.75rem}
.lp-meta-row{display:flex;flex-wrap:wrap;gap:1.25rem}
.lp-meta-item{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted2);font-weight:500}

/* CTA card */
.cta-card{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r2);padding:1.5rem;position:sticky;top:80px;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.cta-cover{border-radius:var(--r);height:155px;display:flex;align-items:center;justify-content:center;font-size:60px;margin-bottom:1.25rem;background:var(--bg2);border:1px solid var(--border)}
.cta-price-row{display:flex;align-items:baseline;gap:10px;margin-bottom:4px}
.cta-price{font-family:var(--font-serif);font-size:32px;color:var(--text);font-weight:600}
.cta-old{font-size:15px;color:var(--muted);text-decoration:line-through}
.cta-save{font-size:11px;font-weight:700;background:var(--accent-bg);color:var(--accent);padding:3px 8px;border-radius:6px}
.cta-sub{font-size:12px;color:var(--muted2);margin-bottom:1.25rem}
.cta-checklist{display:flex;flex-direction:column;gap:8px;margin-bottom:1.25rem}
.cta-check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text2);font-weight:500}
.cta-check-ico{color:var(--green);font-size:13px;font-weight:700}
.cta-divider{height:1px;background:var(--border);margin:1.25rem 0}
.cta-note{font-size:12px;color:var(--muted2);text-align:center;margin-top:10px;line-height:1.5}

/* LP sections */
.lp-body{max-width:1060px;margin:0 auto;padding-bottom:5rem}
.lp-section{margin-bottom:3.5rem}
.lp-section-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--muted2);margin-bottom:1.25rem;padding-bottom:12px;border-bottom:1px solid var(--border)}
.benefits-grid{display:grid;grid-template-columns:1fr 1fr;border:1.5px solid var(--border);border-radius:var(--r2);overflow:hidden}
.benefit-row{display:flex;gap:14px;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);border-right:1px solid var(--border);background:var(--bg);transition:background .15s}
.benefit-row:hover{background:var(--bg2)}
.benefit-row:nth-child(even){border-right:none}
.benefit-row:nth-last-child(-n+2){border-bottom:none}
.b-ico{width:42px;height:42px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:20px}
.b-ttl{font-size:14px;font-weight:600;margin-bottom:3px;color:var(--text)}
.b-dsc{font-size:12px;color:var(--muted2);line-height:1.6}
.chapters{border:1.5px solid var(--border);border-radius:var(--r2);overflow:hidden}
.ch-row{display:flex;gap:14px;padding:14px 20px;border-bottom:1px solid var(--border);align-items:flex-start;background:var(--bg);transition:background .15s}
.ch-row:hover{background:var(--bg2)}
.ch-row:last-child{border-bottom:none}
.ch-num{font-size:11px;color:var(--accent);font-weight:700;min-width:24px;padding-top:2px}
.ch-ttl{font-size:14px;font-weight:600;margin-bottom:2px;color:var(--text)}
.ch-dsc{font-size:12px;color:var(--muted2)}
.proof-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:3rem}
.proof-box{background:var(--bg2);border:1.5px solid var(--border);border-radius:var(--r);padding:1.25rem;text-align:center}
.proof-n{font-family:var(--font-serif);font-size:28px;color:var(--text);font-weight:600}
.proof-l{font-size:12px;color:var(--muted2);font-weight:500;margin-top:3px}
.reviews-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.review-card{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r);padding:1.5rem}
.stars{color:#f59e0b;font-size:13px;letter-spacing:1px;margin-bottom:10px}
.review-text{font-size:14px;line-height:1.7;color:var(--text2);margin-bottom:14px}
.review-author{display:flex;align-items:center;gap:10px}
.r-av{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}
.r-name{font-size:13px;font-weight:700;color:var(--text)}
.r-sub{font-size:11px;color:var(--muted2)}
.faq-wrap{border:1.5px solid var(--border);border-radius:var(--r2);overflow:hidden}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:last-child{border-bottom:none}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;cursor:pointer;font-size:14px;font-weight:600;gap:12px;color:var(--text);transition:background .15s}
.faq-q:hover{background:var(--bg2)}
.faq-ico{font-size:20px;color:var(--muted2);flex-shrink:0;transition:transform .22s;line-height:1}
.faq-ico.open{transform:rotate(45deg);color:var(--accent)}
.faq-a{font-size:14px;color:var(--muted2);line-height:1.75;padding:0 20px 18px;display:none}
.faq-a.open{display:block}
.lp-cta-bottom{background:var(--bg2);border:1.5px solid var(--border);border-radius:var(--r2);padding:3rem;text-align:center}
.lp-cta-bottom h3{font-size:24px;margin-bottom:8px}
.lp-cta-bottom p{font-size:14px;color:var(--muted2);margin-bottom:1.5rem}

/* Category index page */
.cat-hero{padding:3rem 0 2.5rem;border-bottom:1px solid var(--border);margin-bottom:0;background:var(--bg2)}
.cat-hero h1{margin-bottom:.5rem}

/* Page banner */
.page-banner{background:var(--bg2);border-bottom:1px solid var(--border);padding:3.5rem 0 2.5rem;margin-bottom:3rem}
.page-banner h1{margin-bottom:.75rem}
.page-banner p{font-size:16px;color:var(--muted2);max-width:520px;line-height:1.7}

/* Prose */
.prose{max-width:680px}
.prose h2{font-size:22px;margin:2.5rem 0 .875rem}
.prose p{font-size:15px;color:var(--muted2);margin-bottom:1rem;line-height:1.8}
.prose ul{margin-bottom:1rem;padding-left:1.5rem}
.prose ul li{font-size:15px;color:var(--muted2);line-height:1.8;list-style:disc;margin-bottom:4px}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

/* Contact */
.contact-split{display:grid;grid-template-columns:1fr 1.5fr;gap:4rem}
.contact-info-item{display:flex;gap:14px;align-items:flex-start;padding:1rem 0;border-bottom:1px solid var(--border)}
.ci-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--muted2);margin-bottom:4px}
.ci-val{font-size:14px;color:var(--text);font-weight:500}
.form-group{margin-bottom:1.25rem}
.form-lbl{display:block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text2);margin-bottom:8px}
.form-ctrl{width:100%;background:var(--bg);border:1.5px solid var(--border2);border-radius:10px;padding:12px 15px;color:var(--text);font-family:var(--font-sans);font-size:14px;transition:border-color .18s}
.form-ctrl:focus{outline:none;border-color:var(--text)}
.form-ctrl::placeholder{color:var(--muted)}
textarea.form-ctrl{resize:vertical;min-height:120px}

/* Testimonials */
.testi-masonry{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.testi-big{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r2);padding:1.75rem}
.big-quote{font-family:var(--font-serif);font-size:48px;color:var(--border2);line-height:1;margin-bottom:8px}

/* Footer */
.footer{background:var(--bg2);border-top:1px solid var(--border);padding:4rem 0 2rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}
.foot-brand{font-family:var(--font-serif);font-size:22px;font-weight:600;color:var(--text);margin-bottom:10px}
.foot-brand span{color:var(--accent)}
.foot-tagline{font-size:13px;color:var(--muted2);line-height:1.7;max-width:240px}
.foot-social{display:flex;gap:12px;margin-top:1.25rem}
.foot-social a{font-size:13px;color:var(--muted2);font-weight:500;transition:color .15s}
.foot-social a:hover{color:var(--accent)}
.foot-col h4{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--muted2);margin-bottom:1rem}
.foot-col ul li{margin-bottom:9px}
.foot-col ul li a{font-size:13px;color:var(--muted2);font-weight:500;transition:color .15s}
.foot-col ul li a:hover{color:var(--accent)}
.foot-bottom{padding-top:2rem;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.foot-copy{font-size:12px;color:var(--muted2)}
.foot-legal{display:flex;gap:1.5rem}
.foot-legal a{font-size:12px;color:var(--muted2);transition:color .15s}
.foot-legal a:hover{color:var(--text)}

/* Offer/countdown */
.cd-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:320px}
.cd-box{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r);padding:14px 10px;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.cd-n{font-family:var(--font-serif);font-size:34px;color:var(--text);font-weight:600}
.cd-l{font-size:10px;color:var(--muted2);font-weight:600;text-transform:uppercase;margin-top:2px}

/* 404 */
.err-pg{min-height:65vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:1rem}
.err-n{font-family:var(--font-serif);font-size:110px;color:var(--border);line-height:1}

/* Animations */
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.afu{animation:fadeUp .5s ease both}
.d1{animation-delay:.08s}.d2{animation-delay:.16s}.d3{animation-delay:.24s}.d4{animation-delay:.32s}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.4}}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--green);animation:blink 1.4s infinite;display:inline-block}

/* Responsive */
@media(max-width:1024px){
  .hero{grid-template-columns:1fr}
  .hero-right{flex-direction:row}
  .interests-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .lp-hero-grid{grid-template-columns:1fr}
  .cta-card{position:static}
  .contact-split{grid-template-columns:1fr}
}
@media(max-width:720px){
  :root{--nav-h:58px}
  .nav-center,.nav-right .btn-light{display:none}
  .nav-hamburger{display:flex}
  .hero{padding:12px;gap:12px}
  .hero-main{min-height:300px}
  .hero-right{display:none}
  .interests-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .books-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
  .benefits-grid{grid-template-columns:1fr}
  .benefit-row{border-right:none}
  .benefit-row:nth-last-child(-n+2){border-bottom:1px solid var(--border)}
  .benefit-row:last-child{border-bottom:none}
  .reviews-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .editorial-banner{grid-template-columns:1fr}
  .ed-right{min-height:160px}
  .proof-row{grid-template-columns:1fr 1fr}
  .section{padding:3rem 0}
}