/* DIGITALORA design system — local only, no external fonts/assets */
:root{--ink:#0B1020;--ink2:#141B34;--blue:#536DFF;--violet:#8B5CF6;--pink:#F472B6;--cyan:#22D3EE;--bg:#F6F7FB;--text:#161A2E;--muted:#6B7388;--line:#E6E9F2;
--g:linear-gradient(135deg,#536DFF 0%,#8B5CF6 55%,#F472B6 100%);--shadow:0 12px 32px -14px rgba(30,40,100,.28);--ease:cubic-bezier(.2,.8,.2,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden;-webkit-font-smoothing:antialiased}
h1,h2,h3{line-height:1.08;letter-spacing:-.03em;font-weight:800;margin:0 0 .5em}h1{font-size:clamp(2.3rem,6.2vw,4.5rem)}h2{font-size:clamp(1.6rem,3.6vw,2.5rem)}h3{font-size:1.1rem;letter-spacing:-.01em}
a{color:inherit}img{max-width:100%;display:block}ul,ol{padding-left:1.2rem}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:#000;padding:.5rem 1rem;z-index:200}.skip:focus{left:8px;top:8px}
/* forms & buttons */
input,select,textarea{font:inherit;color:inherit;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:.7rem .95rem;max-width:100%;transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(83,109,255,.18)}
input[type=checkbox]{width:1.1rem;height:1.1rem;accent-color:var(--blue);vertical-align:middle}
button,.btn{font:inherit;font-weight:700;display:inline-block;border:0;border-radius:999px;padding:.72rem 1.3rem;color:#fff;background:var(--g);background-size:160% 100%;text-decoration:none;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s,background-position .4s;box-shadow:0 8px 20px -8px rgba(112,80,255,.6)}
button:hover,.btn:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 14px 26px -10px rgba(112,80,255,.7)}button:active{transform:none}
.btn.alt,.ghost{background:transparent;color:inherit;border:1.5px solid currentColor;box-shadow:none}.hero .btn.alt{color:#fff;border-color:rgba(255,255,255,.4)}
.ghost{display:inline-block;border-radius:999px;padding:.55rem 1rem;font-weight:600;text-decoration:none;font-size:.9rem;border:1.5px solid var(--line);color:var(--text)}.ghost:hover{border-color:var(--blue);color:var(--blue)}
button.busy{opacity:.6;pointer-events:none}button.added{background:#16a34a}
/* header */
#hdr{position:sticky;top:0;z-index:60;background:rgba(11,16,32,.84);backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);transition:background .3s,box-shadow .3s;color:#fff}
#hdr.solid{background:rgba(11,16,32,.92);box-shadow:0 10px 30px -12px #000a}
#hdr .bar{max-width:1240px;margin:auto;display:flex;align-items:center;gap:1rem;padding:.8rem 1rem}
.logo{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-size:1.05rem;letter-spacing:.14em;margin-right:auto}.mark{width:28px;height:28px;border-radius:9px;background:var(--g);box-shadow:0 0 18px rgba(139,92,246,.7);position:relative}.mark::after{content:"";position:absolute;inset:7px 8px 7px 9px;border:2px solid #fff;border-radius:2px 5px 5px 2px}
#nav{display:flex;gap:.2rem}#nav a{color:#dfe4ff;text-decoration:none;padding:.45rem .85rem;border-radius:999px;font-size:.95rem;transition:background .2s,color .2s}#nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.tools{display:flex;align-items:center;gap:.3rem}.tools a{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;color:#fff;transition:background .2s}.tools a:hover{background:rgba(255,255,255,.14)}
.tools svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.cartb{position:absolute;top:2px;right:0;min-width:19px;height:19px;border-radius:99px;background:var(--pink);color:#fff;font-size:.7rem;font-weight:800;display:grid;place-items:center;padding:0 5px}
#burger{display:none;width:42px;height:42px;padding:0;background:transparent;box-shadow:none;font-size:1.4rem}#burger:hover{background:rgba(255,255,255,.14);transform:none}
#progress{position:fixed;top:0;left:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:var(--g);z-index:100}
@media(max-width:900px){#burger{display:block}#nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;background:#0B1020;padding:.6rem 1rem 1rem;gap:.1rem;max-height:0;overflow:hidden;opacity:0;transition:max-height .4s var(--ease),opacity .3s;padding-block:0}
#nav.open{max-height:520px;opacity:1;padding-block:.6rem 1rem}#nav a{padding:.8rem 1rem;font-size:1.05rem}}
/* hero */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:clamp(3rem,8vw,6.5rem) 1rem clamp(3.5rem,8vw,6rem)}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;will-change:transform;pointer-events:none}
.b1{width:560px;height:560px;background:var(--blue);top:-180px;left:-120px;animation:drift 16s ease-in-out infinite alternate}.b2{width:480px;height:480px;background:var(--violet);right:-120px;top:10%;animation:drift 20s ease-in-out infinite alternate-reverse}.b3{width:380px;height:380px;background:var(--pink);bottom:-160px;left:35%;opacity:.35;animation:drift 18s ease-in-out infinite alternate}
@keyframes drift{to{transform:translate(60px,40px) scale(1.12)}}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(180deg,#000,transparent 80%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 80%);pointer-events:none}
.hero-wrap{position:relative;z-index:1;display:grid;gap:2rem;max-width:1200px;margin:auto;align-items:center}@media(min-width:960px){.hero-wrap{grid-template-columns:1.05fr .95fr}}
.hero h1{background:linear-gradient(180deg,#fff 30%,#b9c4ff);-webkit-background-clip:text;background-clip:text;color:transparent;animation:rise .9s var(--ease) both}
.hero p.lead{font-size:clamp(1.02rem,2vw,1.2rem);color:#c9d0f0;max-width:34em;animation:rise .9s .12s var(--ease) both}.hero .cta{animation:rise .9s .24s var(--ease) both}
.perks{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.6rem;animation:rise .9s .36s var(--ease) both}.perks span{border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:.3rem .85rem;font-size:.85rem;color:#d9defa;background:rgba(255,255,255,.06);backdrop-filter:blur(6px)}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.hero-art{position:relative;height:440px;perspective:1000px}.layer{position:absolute;transition:transform .2s ease-out;will-change:transform}
.hero-art .bk{width:172px;height:236px;font-size:1.1rem;animation:float 6s ease-in-out infinite;box-shadow:0 30px 50px -18px #000c,0 0 0 1px rgba(255,255,255,.1) inset}.l-c2 .bk{animation-delay:-2s}.l-c3 .bk{animation-delay:-4s}
.l-c1{left:2%;top:70px}.l-c2{left:33%;top:20px}.l-c3{left:62%;top:90px}.l-tablet{left:8%;top:268px;z-index:0}.l-c1,.l-c2,.l-c3{z-index:1}.l-p1,.l-p2{z-index:2}.l-p1{left:0;top:200px}.l-p2{right:0;top:330px}
.tablet{width:250px;height:160px;border:6px solid #222c52;border-radius:16px;background:linear-gradient(160deg,#0f1630,#1b2550);box-shadow:0 26px 44px -16px #000d}.screen{padding:.8rem;display:grid;gap:.45rem}.screen i{display:block;height:10px;border-radius:5px;background:#2e3d78}.screen i.w{width:60%;background:var(--blue)}
.pdfcard{background:rgba(255,255,255,.95);color:var(--ink);font-weight:800;font-size:.8rem;padding:.55rem .9rem;border-radius:12px;box-shadow:0 14px 30px -10px #000a;animation:float 5s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-12px)}}
@media(max-width:959px){.hero-art{height:360px;transform:scale(.85);transform-origin:top center}}
@media(max-width:560px){.hero-art{height:300px;transform:scale(.62);transform-origin:top left;margin-bottom:-110px}.hero-art .bk,.pdfcard{animation:none}}
/* generated book cover */
.bk{position:relative;aspect-ratio:3/4;border-radius:6px 14px 14px 6px;overflow:hidden;background:linear-gradient(150deg,hsl(var(--a,230) 85% 58%),hsl(var(--b,280) 80% 42%));color:#fff;display:flex;align-items:flex-end;padding:.9rem 1rem;font-weight:800;line-height:1.1;letter-spacing:-.02em;box-shadow:0 18px 30px -14px rgba(20,20,60,.55)}
.bk::before{content:"";position:absolute;left:0;top:0;bottom:0;width:9%;background:linear-gradient(90deg,rgba(0,0,0,.28),rgba(255,255,255,.12) 60%,transparent)}.bk::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 0,rgba(255,255,255,.35),transparent 55%)}
.bk span{position:relative;z-index:1;font-size:1.02em;text-shadow:0 2px 10px #0006;word-break:break-word}.bk img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
/* layout helpers */
.sec{max-width:1240px;margin:0 auto;padding:clamp(2.6rem,6vw,4.6rem) 1rem 0}.sec-h{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:1.5rem}.sec-h h2{margin:0}.sec-h a{font-weight:700;color:var(--blue);text-decoration:none}
.marquee{overflow:hidden;background:var(--ink2);color:#dfe4ff;padding:.95rem 0;border-block:1px solid rgba(255,255,255,.08)}.track{display:flex;gap:2.4rem;width:max-content;animation:mq 38s linear infinite}.marquee:hover .track{animation-play-state:paused}.track a{white-space:nowrap;text-decoration:none;font-weight:600;opacity:.85}.track a:hover{opacity:1;color:#fff}.track a::before{content:"✦";color:var(--pink);margin-right:.9rem}
@keyframes mq{to{transform:translateX(-50%)}}
.cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1rem}
.ctile{position:relative;display:block;padding:1.3rem;border-radius:22px;background:#fff;border:1px solid var(--line);overflow:hidden;text-decoration:none;transition:transform .4s var(--ease),color .3s,box-shadow .4s}
.ctile::before{content:"";position:absolute;inset:0;background:var(--g);opacity:0;transition:opacity .35s}.ctile>*{position:relative}.ctile:hover{transform:translateY(-6px);color:#fff;box-shadow:var(--shadow)}.ctile:hover::before{opacity:1}
.ico{width:46px;height:46px;border-radius:14px;background:var(--g);color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.2rem;margin-bottom:.9rem;transition:background .3s,color .3s}.ctile:hover .ico{background:rgba(255,255,255,.22)}.ctile p{margin:.2rem 0 0;font-size:.9rem;color:var(--muted);transition:color .3s}.ctile:hover p{color:#f1ecff}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.step{background:#fff;border:1px solid var(--line);border-radius:22px;padding:1.4rem}.step i{font-style:normal;width:2.3rem;height:2.3rem;border-radius:12px;background:var(--g);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:.8rem}.step p{margin:0;color:var(--muted)}
.band{max-width:1240px;margin:0 auto;border-radius:30px;background:var(--g);color:#fff;padding:clamp(2rem,5vw,3.6rem);display:flex;flex-wrap:wrap;gap:1.2rem;align-items:center;justify-content:space-between;position:relative;overflow:hidden}
.band::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.14);right:-90px;top:-120px}.band h2{margin:0;position:relative;max-width:18em}.band .btn{background:#fff;color:var(--ink);position:relative;box-shadow:0 12px 26px -10px #0006}
@media(max-width:560px){.cgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem}.ctile{padding:1rem}.ctile p{display:none}.ctile h3{font-size:.95rem}}
/* product cards */
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.4rem}@media(max-width:560px){.pgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}}
.pcard{background:#fff;border-radius:22px;border:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s}
.pcard:hover{transform:translateY(-8px);box-shadow:0 28px 44px -20px rgba(40,50,130,.38)}
.pcard .cover{position:relative;display:grid;place-items:center;aspect-ratio:4/4.4;padding:1.3rem;background:radial-gradient(circle at 50% 30%,#fff,#eef0fb);transition:transform .25s ease-out;transform-style:preserve-3d}
.pcard .bk{width:68%;transition:transform .5s var(--ease)}.pcard:hover .bk{transform:scale(1.07) rotate(-2deg)}
.badge{position:absolute;z-index:2;top:.8rem;left:.8rem;padding:.25rem .7rem;border-radius:99px;font-size:.75rem;font-weight:800;color:#fff;background:var(--ink)}.badge.sale{background:var(--pink)}.badge.free{background:#16a34a}.badge.new{background:var(--blue)}
.pbody{padding:1rem 1rem 1.15rem;display:flex;flex-direction:column;gap:.15rem;flex:1}.pbody h3{margin:.1rem 0 0}.pbody h3 a{text-decoration:none}.pbody h3 a:hover{color:var(--blue)}.cat{color:var(--blue);font-weight:700;font-size:.78rem}.by{margin:0;color:var(--muted);font-size:.88rem}
.price{margin:.5rem 0 .7rem;font-size:1.2rem}.price b{font-weight:800}.price s{color:var(--muted);font-size:.9rem;margin-left:.3rem}.acts{margin-top:auto;display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}.acts button,.acts .btn{padding:.5rem .95rem;font-size:.86rem}.acts .ghost{padding:.45rem .8rem;font-size:.86rem}
/* products page */
.pagehead{background:var(--ink);color:#fff;padding:clamp(2.2rem,5vw,3.6rem) 1rem;position:relative;overflow:hidden}.pagehead>div{max-width:1240px;margin:auto;padding-inline:1rem;position:relative;z-index:1}.pagehead h1{font-size:clamp(2rem,5vw,3.2rem);margin:0}.pagehead p{margin:.4rem 0 0;color:#c9d0f0}
.filters{position:sticky;top:64px;z-index:40;max-width:1208px;margin:1rem auto 0;padding:.7rem;display:flex;flex-wrap:wrap;gap:.6rem;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.filters input{flex:1 1 200px}.filters select{flex:0 1 auto}
@media(max-width:1240px){.filters{margin-inline:1rem}}
.pager{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:2rem}.pager a{min-width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#fff;border:1px solid var(--line);text-decoration:none;font-weight:700}.pager a.on,.pager a:hover{background:var(--g);color:#fff;border-color:transparent}
.empty{padding:3rem 1rem;text-align:center;color:var(--muted)}
/* product detail */
.pd{max-width:1240px;margin:auto;padding:2rem 1rem;display:grid;gap:2.2rem}@media(min-width:900px){.pd{grid-template-columns:minmax(300px,440px) 1fr;gap:3.5rem}}
.pd-cover{position:relative;border-radius:30px;padding:2.4rem;background:radial-gradient(circle at 30% 20%,#fff,#e8ebfb);display:grid;place-items:center;box-shadow:var(--shadow)}@media(min-width:900px){.pd-cover{position:sticky;top:90px;align-self:start}}
.pd-cover .bk{width:72%;transform:rotate(-3deg);transition:transform .5s var(--ease)}.pd-cover:hover .bk{transform:rotate(0) scale(1.04)}
.pill{display:inline-block;padding:.25rem .8rem;border-radius:99px;background:#e9ecff;color:var(--blue);font-weight:700;font-size:.82rem}
.pd h1{font-size:clamp(1.9rem,4.4vw,3.1rem);margin:.5rem 0 .3rem}.meta{display:flex;flex-wrap:wrap;gap:.5rem;margin:1rem 0;padding:0;list-style:none}.meta li{padding:.35rem .85rem;border-radius:12px;background:#fff;border:1px solid var(--line);font-size:.9rem}
.buybox{background:#fff;border:1px solid var(--line);border-radius:24px;padding:1.3rem;margin:1.2rem 0;box-shadow:var(--shadow)}.bigprice{font-size:2.3rem;font-weight:800;letter-spacing:-.03em}.bigprice s{font-size:1.1rem;color:var(--muted);font-weight:500;margin-left:.5rem}.buybox form{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.8rem}.buybox button{padding:.85rem 1.6rem}.buybox .sub{background:#fff;color:var(--text);border:1.5px solid var(--line);box-shadow:none}
.trust{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;margin:.9rem 0 0;padding:0;list-style:none;font-size:.88rem;color:var(--muted)}.trust li::before{content:"✓";color:#16a34a;font-weight:800;margin-right:.35rem}
.block{margin-top:2rem}.block h2{font-size:1.5rem}.ticks{list-style:none;padding:0;display:grid;gap:.5rem}.ticks li{padding-left:2rem;position:relative}.ticks li::before{content:"✓";position:absolute;left:0;top:.1rem;width:1.4rem;height:1.4rem;border-radius:50%;background:var(--g);color:#fff;font-size:.8rem;display:grid;place-items:center;font-weight:800}
.toc{counter-reset:t;list-style:none;padding:0;display:grid;gap:.4rem}.toc li{counter-increment:t;background:#fff;border:1px solid var(--line);border-radius:14px;padding:.6rem 1rem}.toc li::before{content:counter(t);display:inline-grid;place-items:center;width:1.7rem;height:1.7rem;border-radius:8px;background:#eef0ff;color:var(--blue);font-weight:800;margin-right:.7rem;font-size:.85rem}
/* generic card (cart, reviews, bundles, admin) */
.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.1rem 1.2rem;transition:transform .35s var(--ease),box-shadow .35s}.card:hover{box-shadow:var(--shadow)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;padding:1rem}
main table{border-collapse:collapse}main td,main th{padding:.5rem .6rem;border-bottom:1px solid var(--line);text-align:left}
main[style*="max-width:420px"],main[style*="max-width:560px"]{margin-top:2rem!important;background:#fff;border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);padding:1.6rem!important}
/* footer */
.foot{margin-top:clamp(3rem,7vw,5rem);background:var(--ink);color:#b9c1e4;padding:3rem 1rem 1.6rem}.foot>div{max-width:1240px;margin:auto;display:grid;gap:2rem;grid-template-columns:1.4fr 1fr 1fr}@media(max-width:700px){.foot>div{grid-template-columns:1fr 1fr}.foot .fb{grid-column:1/-1}}
.foot a{display:block;text-decoration:none;padding:.2rem 0;color:#b9c1e4}.foot a:hover{color:#fff}.foot b{color:#fff}.foot small{display:block;max-width:1240px;margin:2rem auto 0;border-top:1px solid rgba(255,255,255,.1);padding-top:1rem}
#toast{position:fixed;left:50%;bottom:1.2rem;transform:translate(-50%,40px);background:var(--ink);color:#fff;padding:.75rem 1.3rem;border-radius:999px;opacity:0;pointer-events:none;transition:.35s var(--ease);z-index:150;box-shadow:0 14px 30px -10px #000a}#toast.show{opacity:1;transform:translate(-50%,0)}
#top{position:fixed;right:1rem;bottom:1rem;width:46px;height:46px;padding:0;display:grid;place-items:center;opacity:0;pointer-events:none;transform:translateY(12px);z-index:70}#top.show{opacity:1;pointer-events:auto;transform:none}
#cc.bump{animation:bump .4s}@keyframes bump{50%{transform:scale(1.5)}}
/* reveal (only when JS is on) */
.js .reveal{opacity:0;transform:translateY(26px) scale(.98);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--i,0)*70ms)}.js .reveal.in{opacity:1;transform:none}
/* intro */
#intro{position:fixed;inset:0;z-index:300;background:var(--ink);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;animation:fadeout .6s 3.2s forwards}
#intro .line{width:2px;height:2px;background:var(--blue);box-shadow:0 0 18px var(--blue);animation:ln 1s forwards}#intro .book{width:90px;height:120px;border:2px solid var(--violet);border-radius:6px;opacity:0;animation:show .8s 1s forwards;margin-top:-1rem}
#intro b{font-size:2rem;letter-spacing:.2em;opacity:0;animation:show .8s 1.8s forwards}#intro small{opacity:0;animation:show .8s 2.4s forwards}#intro button{position:absolute;top:1rem;right:1rem;background:transparent;box-shadow:none;border:1px solid #fff;padding:.4rem .9rem}
@keyframes ln{to{width:90px;height:2px}}@keyframes show{to{opacity:1}}@keyframes fadeout{to{opacity:0;visibility:hidden}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}#intro{display:none}.js .reveal{opacity:1;transform:none}.track{animation:none;flex-wrap:wrap;width:auto}}