:root{
  --g950:#06291a; --g900:#0b3d24; --g800:#11522f; --g700:#17683b; --g600:#1e8547;
  --brand:#3dae4a; --g300:#9fdaa6; --g200:#c9ecce; --g100:#e6f5e9; --g50:#f3faf4;
  --lime:#d4f36b;
  --ink:#0f1c15; --ink2:#41524a; --ink3:#6b7b73; --line:#e3ebe5; --bg:#ffffff;
  --r:18px; --r-sm:12px;
  --sh:0 1px 2px rgba(11,61,36,.06),0 8px 24px -12px rgba(11,61,36,.18);
  --sh-lg:0 30px 60px -30px rgba(11,61,36,.45);
  --fh:"Bricolage Grotesque",system-ui,sans-serif;
  --fb:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --w:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,select,input{font:inherit;color:inherit}
.wrap{max-width:var(--w);margin:0 auto;padding:0 24px}
.ico{width:20px;height:20px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tri{clip-path:polygon(0 0,0 100%,100% 100%)}
h1,h2,h3{font-family:var(--fh);letter-spacing:-.02em;line-height:1.08}

/* ---------- topbar ---------- */
.topbar{background:var(--g900);color:#cfe6d5;font-size:13px}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:40px}
.topbar a{display:inline-flex;align-items:center;gap:6px;opacity:.9}
.topbar a:hover{opacity:1;color:#fff}
.topbar .ico{width:15px;height:15px}
.tb-l,.tb-r{display:flex;gap:22px;align-items:center}
.tb-r .soc{display:flex;gap:4px}
.tb-r .soc a{width:28px;height:28px;justify-content:center;border-radius:8px}
.tb-r .soc a:hover{background:rgba(255,255,255,.08)}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;gap:32px;height:78px}
.logo img{height:46px;width:auto}
nav.main{display:flex;gap:4px;flex:1}
nav.main>a,nav.main .dd>button{padding:10px 14px;border-radius:10px;font-weight:600;font-size:15px;color:var(--ink2);background:none;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
nav.main>a:hover,nav.main .dd>button:hover,nav.main>a.on{color:var(--g800);background:var(--g50)}
.dd{position:relative}
.dd .ico{width:16px;height:16px}
.dd-panel{position:absolute;top:calc(100% + 10px);left:-16px;width:560px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-lg);padding:22px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;opacity:0;visibility:hidden;transform:translateY(6px);transition:.18s}
.dd:hover .dd-panel,.dd:focus-within .dd-panel{opacity:1;visibility:visible;transform:none}
.dd-panel h4{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink3);margin-bottom:8px;font-weight:700}
.dd-panel a{display:block;padding:5px 0;font-size:14px;color:var(--ink2)}
.dd-panel a:hover{color:var(--g700)}
.h-act{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 20px;border-radius:12px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:.15s;white-space:nowrap}
.btn .ico{width:18px;height:18px}
.btn-p{background:var(--g700);color:#fff}
.btn-p:hover{background:var(--g800)}
.btn-o{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-o:hover{border-color:var(--g300);background:var(--g50)}
.btn-l{background:var(--lime);color:var(--g950)}
.btn-l:hover{filter:brightness(.96)}
.icon-btn{width:46px;padding:0}
.burger{display:none}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:
  linear-gradient(180deg,rgba(255,255,255,0) 60%,#fff 100%),
  linear-gradient(var(--g100) 1px,transparent 1px) 0 0/28px 28px,
  linear-gradient(90deg,var(--g100) 1px,transparent 1px) 0 0/28px 28px,
  var(--g50)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-top:72px;padding-bottom:96px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--g800);background:#fff;border:1px solid var(--g200);padding:6px 14px 6px 6px;border-radius:99px}
.eyebrow b{background:var(--g700);color:#fff;border-radius:99px;padding:3px 10px;font-size:12px}
.hero h1{position:relative;z-index:0;font-size:clamp(40px,5.4vw,68px);font-weight:800;margin:22px 0 20px;color:var(--g950)}
.hero h1 em{font-style:normal;color:var(--g700);position:relative;white-space:nowrap}
.hero h1 em::after{content:"";position:absolute;left:-2px;right:-2px;bottom:.06em;height:.26em;background:var(--lime);z-index:-1;border-radius:3px}
.hero p.lead{font-size:18px;color:var(--ink2);max-width:520px}
.hero-cta{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.trust{display:flex;gap:28px;margin-top:40px;flex-wrap:wrap}
.trust div{display:flex;flex-direction:column}
.trust strong{font-family:var(--fh);font-size:30px;font-weight:800;color:var(--g900);line-height:1}
.trust span{font-size:13px;color:var(--ink3);margin-top:6px}

.stage{position:relative;height:520px}
.stage .bigtri{position:absolute;right:0;bottom:0;width:88%;height:88%;background:linear-gradient(160deg,var(--brand),var(--g700))}
.stage .smtri{position:absolute;left:4%;top:4%;width:90px;height:90px;background:var(--lime)}
.stage .cv{position:absolute;width:44%;filter:drop-shadow(0 30px 30px rgba(6,41,26,.35));transition:transform .4s}
.stage .cv1{left:6%;top:14%;transform:rotate(-8deg)}
.stage .cv2{left:30%;top:4%;z-index:2;width:48%}
.stage .cv3{right:0;top:20%;transform:rotate(8deg)}
.stage:hover .cv1{transform:rotate(-11deg) translateX(-10px)}
.stage:hover .cv3{transform:rotate(11deg) translateX(10px)}
.chip-f{position:absolute;z-index:3;background:#fff;border-radius:14px;box-shadow:var(--sh-lg);padding:12px 16px 12px 12px;display:flex;align-items:center;gap:12px;font-size:13px;line-height:1.3}
.chip-f strong{display:block;font-size:14px;color:var(--g950)}
.chip-f span{color:var(--ink3)}
.chip-f .bub{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--g100);color:var(--g700)}
.chip-f.a{left:-4%;bottom:16%}
.chip-f.b{right:2%;bottom:4%}
.chip-f.b .bub{background:var(--lime);color:var(--g950)}

/* finder */
.finder{position:relative;z-index:5;margin-top:-52px}
.finder form{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh-lg);padding:14px;display:grid;grid-template-columns:auto 1fr 1fr 1fr auto;gap:10px;align-items:center}
.finder .lbl{padding:0 14px 0 10px;font-family:var(--fh);font-weight:700;font-size:18px;color:var(--g900);line-height:1.15}
.finder .lbl small{display:block;font-family:var(--fb);font-weight:500;font-size:12px;color:var(--ink3)}
.sel{position:relative}
.sel select{appearance:none;width:100%;height:54px;border:1px solid var(--line);border-radius:12px;background:var(--g50);padding:0 40px 0 16px;font-weight:600;font-size:15px;cursor:pointer}
.sel select:focus{outline:2px solid var(--g300);outline-offset:1px}
.sel .ico{position:absolute;right:14px;top:17px;pointer-events:none;color:var(--ink3)}
.finder .btn{height:54px;padding:0 26px}

/* sections */
section{padding:96px 0}
.sh{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--g700);margin-bottom:12px}
.kicker i{width:12px;height:12px;background:var(--brand)}
.sh h2{font-size:clamp(30px,3.6vw,44px);font-weight:800;color:var(--g950)}
.sh p{color:var(--ink2);max-width:520px;margin-top:10px}
.lnk{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--g700)}
.lnk:hover{gap:10px}
.lnk .ico{width:18px;height:18px;transition:.15s}

/* tabs + books */
.tabs{display:flex;gap:6px;background:var(--g50);border:1px solid var(--line);padding:5px;border-radius:14px;overflow-x:auto;scrollbar-width:none}
.tabs button{border:0;background:none;padding:10px 16px;border-radius:10px;font-weight:700;font-size:14px;color:var(--ink2);cursor:pointer;white-space:nowrap}
.tabs button.on{background:#fff;color:var(--g800);box-shadow:var(--sh)}
.books{display:grid;grid-template-columns:repeat(5,1fr);gap:22px}
.book[hidden]{display:none}
.book{display:flex;flex-direction:column;border-radius:var(--r);transition:.2s}
.book .cov{position:relative;aspect-ratio:256/313;background:var(--g50);border-radius:var(--r);display:grid;place-items:center;overflow:hidden;border:1px solid var(--line);transition:.2s}
.book .cov::before{content:"";position:absolute;right:0;bottom:0;width:46%;height:38%;background:var(--g100);clip-path:polygon(100% 0,0 100%,100% 100%);transition:.25s}
.book .cov img{position:relative;width:88%;transition:transform .3s}
.book:hover .cov{border-color:var(--g300);background:var(--g100)}
.book:hover .cov::before{background:var(--g200);width:60%;height:50%}
.book:hover .cov img{transform:translateY(-6px) scale(1.02)}
.pill{position:absolute;top:12px;left:12px;z-index:2;font-size:11px;font-weight:800;letter-spacing:.06em;padding:4px 9px;border-radius:7px;background:#fff;color:var(--g800);border:1px solid var(--g200)}
.pill.ayt{background:var(--g800);color:#fff;border-color:var(--g800)}
.vid{position:absolute;bottom:12px;left:12px;z-index:2;display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;background:rgba(255,255,255,.95);color:var(--g800);padding:4px 9px 4px 6px;border-radius:7px}
.vid .ico{width:14px;height:14px;fill:var(--g700);stroke:none}
.book h3{font-family:var(--fb);font-size:15px;font-weight:700;letter-spacing:0;line-height:1.35;margin:14px 2px 4px;color:var(--ink)}
.book:hover h3{color:var(--g700)}
.book .meta{font-size:13px;color:var(--ink3);margin:0 2px}
.more{display:flex;justify-content:center;margin-top:44px}

/* branches */
.br-sec{background:var(--g50);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.br-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.br{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;align-items:center;gap:14px;transition:.18s}
.br::after{content:"";position:absolute;right:-1px;bottom:-1px;width:44px;height:44px;background:var(--g100);clip-path:polygon(100% 0,0 100%,100% 100%);transition:.2s}
.br:hover{border-color:var(--g300);transform:translateY(-2px);box-shadow:var(--sh)}
.br:hover::after{background:var(--brand);width:56px;height:56px}
.br .bi{width:46px;height:46px;border-radius:12px;background:var(--g100);color:var(--g700);display:grid;place-items:center;font-family:var(--fh);font-weight:800;font-size:17px}
.br strong{display:block;font-size:16px}
.br span{font-size:13px;color:var(--ink3)}
.exams{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.exams a{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:99px;background:#fff;border:1px solid var(--line);font-weight:700;font-size:14px}
.exams a span{font-weight:600;color:var(--ink3);font-size:12px;background:var(--g50);border-radius:99px;padding:1px 8px}
.exams a:hover{border-color:var(--g700);color:var(--g700)}

/* digital */
.dig{background:var(--g900);color:#e5f2e8;position:relative;overflow:hidden}
.dig::before{content:"";position:absolute;right:-120px;top:-60px;width:520px;height:520px;background:var(--g800);clip-path:polygon(0 0,0 100%,100% 100%);opacity:.7}
.dig .wrap{position:relative}
.dig .kicker{color:var(--lime)}
.dig .kicker i{background:var(--lime)}
.dig .sh h2{color:#fff}
.dig .sh p{color:#b6d3bf}
.dig-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:18px}
.dc{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:28px;display:flex;flex-direction:column;gap:14px;transition:.2s}
.dc:hover{background:rgba(255,255,255,.08);border-color:rgba(212,243,107,.35)}
.dc .di{width:52px;height:52px;border-radius:14px;background:var(--lime);color:var(--g950);display:grid;place-items:center}
.dc .di .ico{width:26px;height:26px}
.dc h3{font-size:22px;color:#fff;font-weight:700}
.dc p{color:#b6d3bf;font-size:15px;flex:1}
.dc .row{display:flex;gap:8px;flex-wrap:wrap}
.store{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 14px;border-radius:10px;background:#fff;color:var(--g950);font-weight:700;font-size:13px}
.store:hover{background:var(--lime)}
.store .ico{width:18px;height:18px}
.tag{font-size:12px;font-weight:700;padding:5px 10px;border-radius:8px;background:rgba(255,255,255,.08);color:#d7eadc}
.dc.big{grid-row:span 2;background:linear-gradient(160deg,var(--g700),var(--g800));border-color:transparent;position:relative;overflow:hidden}
.dc.big::after{content:"";position:absolute;right:0;bottom:0;width:58%;height:46%;background:rgba(212,243,107,.14);clip-path:polygon(100% 0,0 100%,100% 100%)}
.dc.big h3{font-size:30px}
.phone{position:relative;z-index:1;margin-top:auto;width:210px;align-self:flex-end;background:var(--g950);border-radius:28px;padding:10px;box-shadow:0 30px 50px -20px rgba(0,0,0,.6)}
.phone .scr{background:#fff;border-radius:20px;padding:14px;color:var(--ink);font-size:12px}
.phone .scr .pl{aspect-ratio:16/10;border-radius:12px;background:linear-gradient(135deg,var(--g700),var(--brand));display:grid;place-items:center;color:#fff;margin-bottom:10px}
.phone .scr .pl .ico{width:30px;height:30px;fill:#fff;stroke:none}
.phone .scr .ln{height:8px;border-radius:4px;background:var(--g100);margin-top:6px}
.phone .scr .ln.s{width:60%}
.phone .scr b{display:block;font-size:12px}

/* features */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:22px;overflow:hidden}
.ft{padding:34px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;transition:.2s}
.ft:nth-child(3n){border-right:0}
.ft:nth-child(n+4){border-bottom:0}
.ft:hover{background:var(--g50)}
.ft .fi{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:var(--g100);color:var(--g700);margin-bottom:18px}
.ft .fi .ico{width:24px;height:24px}
.ft h3{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--g950)}
.ft p{color:var(--ink2);font-size:15px}
.ft .n{position:absolute;top:28px;right:30px;font-family:var(--fh);font-weight:800;color:var(--g200);font-size:15px}

/* authors */
.auth{display:flex;flex-wrap:wrap;gap:12px}
.au{display:flex;align-items:center;gap:12px;padding:8px 18px 8px 8px;border:1px solid var(--line);border-radius:99px;background:#fff;transition:.15s}
.au:hover{border-color:var(--g300);background:var(--g50)}
.au .av{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:14px;background:var(--g100);color:var(--g800)}
.au:nth-child(3n+2) .av{background:var(--g700);color:#fff}
.au:nth-child(3n) .av{background:var(--lime);color:var(--g950)}
.au strong{font-size:15px}
.au span{display:block;font-size:12px;color:var(--ink3)}

/* dealer cta */
.cta{padding-top:0}
.cta-box{position:relative;overflow:hidden;border-radius:28px;background:var(--g100);padding:56px;display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.cta-box::after{content:"";position:absolute;right:0;bottom:0;width:42%;height:100%;background:linear-gradient(160deg,var(--brand),var(--g700));clip-path:polygon(100% 0,0 100%,100% 100%)}
.cta-box h2{font-size:clamp(28px,3.4vw,42px);font-weight:800;color:var(--g950)}
.cta-box p{color:var(--ink2);margin:14px 0 26px;max-width:520px}
.cta-box .row{display:flex;gap:12px;flex-wrap:wrap}
.cta-stats{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cs{background:#fff;border-radius:18px;padding:22px;box-shadow:var(--sh)}
.cs strong{display:block;font-family:var(--fh);font-size:36px;font-weight:800;color:var(--g800);line-height:1}
.cs span{font-size:13px;color:var(--ink3)}

/* footer */
footer{background:var(--g950);color:#a9c4b2;font-size:14px;padding:72px 0 0}
.ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:36px}
footer h5{color:#fff;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px}
footer ul{list-style:none;display:grid;gap:9px}
footer a:hover{color:#fff}
.flogo img{height:52px;filter:brightness(0) invert(1)}
.flogo p{margin:18px 0;max-width:300px}
.fsoc{display:flex;gap:8px}
.fsoc a{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.12);display:grid;place-items:center}
.fsoc a:hover{background:var(--lime);color:var(--g950);border-color:var(--lime)}
.fc{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px}
.fc .ico{color:var(--lime);margin-top:2px;width:18px;height:18px}
.fbot{margin-top:56px;border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}

/* mobile drawer */
.drawer{position:fixed;inset:0;z-index:100;background:rgba(6,41,26,.5);opacity:0;visibility:hidden;transition:.2s}
.drawer.open{opacity:1;visibility:visible}
.drawer .pn{position:absolute;right:0;top:0;bottom:0;width:min(340px,88vw);background:#fff;padding:22px;overflow:auto;transform:translateX(100%);transition:.25s}
.drawer.open .pn{transform:none}
.drawer .pn a{display:block;padding:13px 4px;border-bottom:1px solid var(--line);font-weight:600}
.drawer .pn .btn{margin-top:18px;width:100%}

/* ---------- kitap detay ---------- */
.bk-hero{background:linear-gradient(180deg,rgba(255,255,255,0) 70%,#fff 100%),linear-gradient(var(--g100) 1px,transparent 1px) 0 0/28px 28px,linear-gradient(90deg,var(--g100) 1px,transparent 1px) 0 0/28px 28px,var(--g50);padding:28px 0 80px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink3);margin-bottom:28px}
.crumbs a:hover{color:var(--g700)}
.crumbs b{color:var(--ink2);font-weight:600}
.bk-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:56px;align-items:start}
.bk-cover{position:relative;background:#fff;border:1px solid var(--line);border-radius:28px;aspect-ratio:1/1.05;display:grid;place-items:center;overflow:hidden;box-shadow:var(--sh)}
.bk-tri{position:absolute;right:0;bottom:0;width:72%;height:62%;background:linear-gradient(160deg,var(--brand),var(--g700))}
.bk-zoom{position:relative;display:block;width:74%}
.bk-zoom img{width:100%;filter:drop-shadow(0 30px 30px rgba(6,41,26,.35));transition:transform .3s}
.bk-zoom:hover img{transform:translateY(-6px)}
.bk-zoom span{position:absolute;right:-8%;bottom:4%;display:inline-flex;align-items:center;gap:6px;background:#fff;border-radius:10px;padding:7px 12px;font-size:13px;font-weight:700;color:var(--g800);box-shadow:var(--sh);opacity:0;transition:.2s}
.bk-zoom span .ico{width:16px;height:16px}
.bk-zoom:hover span,.bk-zoom:focus span{opacity:1}
.bk-new{position:absolute;top:22px;left:22px;z-index:2;background:var(--lime);color:var(--g950);font-weight:800;font-size:12px;letter-spacing:.1em;padding:6px 12px;border-radius:8px}
.bk-pills{display:flex;flex-wrap:wrap;gap:8px}
.bp{font-size:12px;font-weight:700;padding:5px 11px;border-radius:8px;background:#fff;border:1px solid var(--line);color:var(--ink2)}
.bp:hover{border-color:var(--g300);color:var(--g700)}
.bp-x{background:var(--g800);border-color:var(--g800);color:#fff}
.bp-x:hover{background:var(--g700);color:#fff}
.bk-info h1{font-size:clamp(32px,4vw,52px);font-weight:800;color:var(--g950);margin:18px 0 10px}
.bk-sub{font-size:18px;color:var(--ink2)}
.bk-feat{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;margin:26px 0}
.bk-feat li{display:flex;gap:10px;font-size:15px;color:var(--ink);line-height:1.4}
.bk-feat .ico{width:20px;height:20px;padding:3px;border-radius:6px;background:var(--g100);color:var(--g700);stroke-width:2.6;margin-top:-1px}
.bk-spec{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
.bk-spec div{padding:14px 16px;border-right:1px solid var(--line)}
.bk-spec div:last-child{border-right:0}
.bk-spec dt{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
.bk-spec dd{font-family:var(--fh);font-weight:700;font-size:17px;color:var(--g950);margin-top:4px;word-break:break-all}
.bk-auth{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:18px;font-size:14px}
.bk-auth span{color:var(--ink3);margin-right:4px}
.bk-auth a{font-weight:700;color:var(--g800);background:var(--g50);border:1px solid var(--line);border-radius:99px;padding:4px 12px}
.bk-auth a:hover{border-color:var(--g300)}
.bk-act{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.bk-act .btn{height:54px;padding:0 28px;font-size:16px}
.bk-sup-sec{padding-top:24px}
.bk-sup{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.sup{border:1px solid var(--line);border-radius:20px;padding:26px;display:flex;flex-direction:column;gap:12px;background:#fff}
.sup .di{width:48px;height:48px;border-radius:12px;background:var(--g100);color:var(--g700);display:grid;place-items:center}
.sup .di .ico{width:24px;height:24px}
.sup h3{font-size:21px;font-weight:700;color:var(--g950)}
.sup p{color:var(--ink2);font-size:15px;flex:1}
.sup small{color:var(--ink3);font-size:13px}
.sup small a{color:var(--g700);font-weight:700}
.sup .row{display:flex;gap:8px;flex-wrap:wrap}
.sup .store{background:var(--g50);border:1px solid var(--line)}
.sup .store:hover{background:var(--g100)}
.sup .btn{height:42px;font-size:14px}
.sup-main{background:var(--g900);border-color:var(--g900)}
.sup-main .di{background:var(--lime);color:var(--g950)}
.sup-main h3{color:#fff}
.sup-main p,.sup-main small{color:#b6d3bf}
.sup-main small a{color:var(--lime)}
.sup-main .store{background:#fff;border-color:#fff}
.sup-main .store:hover{background:var(--lime)}
.keycode{display:flex;align-items:center;gap:10px;width:100%;border:1.5px dashed var(--g300);background:var(--g50);border-radius:12px;padding:12px 14px;cursor:pointer;color:var(--g800)}
.keycode b{font-family:var(--fh);font-size:22px;letter-spacing:.14em;flex:1;text-align:left}
.keycode span{font-size:12px;font-weight:700;background:#fff;border-radius:7px;padding:4px 9px;border:1px solid var(--line)}
.keycode:hover{border-color:var(--g700)}
@media (max-width:900px){
  .bk-grid{grid-template-columns:1fr;gap:32px}
  .bk-cover{max-width:460px;width:100%;margin:0 auto}
  .bk-spec{grid-template-columns:1fr 1fr}
  .bk-spec div:nth-child(2n){border-right:0}
  .bk-spec div:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:600px){
  .bk-hero{padding-bottom:56px}
  .bk-feat{grid-template-columns:1fr}
  .bk-act .btn{flex:1}
}

/* ---------- iç sayfa başlığı ---------- */
.pg-head{background:linear-gradient(180deg,rgba(255,255,255,0) 60%,#fff 100%),linear-gradient(var(--g100) 1px,transparent 1px) 0 0/28px 28px,linear-gradient(90deg,var(--g100) 1px,transparent 1px) 0 0/28px 28px,var(--g50);padding:28px 0 40px}
.pg-title{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.pg-title h1{font-size:clamp(32px,4.4vw,54px);font-weight:800;color:var(--g950)}
.pg-title h1 em{font-style:normal;color:var(--g700)}
.pg-title p{color:var(--ink2);margin-top:10px;max-width:620px}

/* ---------- fiyat listesi ---------- */
.pl-sec{padding-top:24px}
.pl-bar{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.pl-search{display:flex;align-items:center;gap:10px;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:12px;background:var(--g50);min-width:min(320px,100%);flex:0 1 360px;color:var(--ink3)}
.pl-search input{border:0;background:none;outline:0;flex:1;font-size:15px;color:var(--ink);min-width:0}
.pl-search:focus-within{border-color:var(--g300);background:#fff}
.pl-group{margin-bottom:34px}
.pl-group h2{font-size:22px;font-weight:700;color:var(--g950);margin-bottom:12px;display:flex;align-items:baseline;gap:10px}
.pl-group h2 span{font-family:var(--fb);font-size:13px;font-weight:600;color:var(--ink3)}
.pl-table{border:1px solid var(--line);border-radius:16px;overflow:hidden}
.pl-row{display:grid;grid-template-columns:1fr 170px 140px;align-items:center;gap:16px;padding:10px 18px;border-top:1px solid var(--line)}
.pl-row:first-child{border-top:0}
.pl-row[hidden]{display:none}
.pl-row:not(.pl-hd):hover{background:var(--g50)}
.pl-hd{background:var(--g50);font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink3);padding-top:12px;padding-bottom:12px}
.pl-hd span:last-child,.pl-price{text-align:right}
.pl-name{display:flex;align-items:center;gap:14px;min-width:0}
.pl-name img{width:40px;flex:none;border-radius:4px}
.pl-noimg{width:40px;height:49px;flex:none;background:var(--g100)}
.pl-name a,.pl-name b{font-weight:600;font-size:15px}
.pl-name a:hover{color:var(--g700)}
.pl-isbn{font-size:13px;color:var(--ink3);font-variant-numeric:tabular-nums}
.pl-price{font-family:var(--fh);font-weight:700;font-size:18px;color:var(--g800);font-variant-numeric:tabular-nums}
.pl-price small{font-size:12px;color:var(--ink3)}
.pl-price em{font-family:var(--fb);font-style:normal;font-size:13px;font-weight:600;color:var(--ink3)}
.pl-empty{padding:40px;text-align:center;color:var(--ink3);border:1px dashed var(--line);border-radius:16px}
.pl-note{margin-top:8px;font-size:13px;color:var(--ink3)}
.pl-note a{color:var(--g700);font-weight:600}
@media (max-width:700px){
  .pl-row{grid-template-columns:1fr auto;gap:4px 12px;padding:12px 14px}
  .pl-hd{display:none}
  .pl-isbn{grid-column:1;grid-row:2;padding-left:54px}
  .pl-price{grid-column:2;grid-row:1/3}
}

/* responsive */
@media (max-width:1100px){
  nav.main{display:none}
  .burger{display:inline-flex}
  header.site .wrap{justify-content:space-between}
  .books{grid-template-columns:repeat(4,1fr)}
  .ft-grid{grid-template-columns:1fr 1fr 1fr}
  .flogo{grid-column:1/-1}
}
@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;padding-top:44px}
  .stage{height:420px;max-width:520px;width:100%;margin:0 auto}
  .finder form{grid-template-columns:1fr 1fr}
  .finder .lbl{grid-column:1/-1;padding:6px 6px 4px}
  .finder .btn{grid-column:1/-1}
  .books{grid-template-columns:repeat(3,1fr)}
  .br-grid{grid-template-columns:repeat(2,1fr)}
  .dig-grid{grid-template-columns:1fr 1fr}
  .dc.big{grid-column:1/-1;grid-row:auto}
  .feat{grid-template-columns:1fr 1fr}
  .ft:nth-child(n){border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
  .ft:nth-child(2n){border-right:0}
  .ft:nth-child(n+5){border-bottom:0}
  .cta-box{grid-template-columns:1fr;padding:36px}
  .cta-box::after{width:70%;height:50%}
  .tb-l a:nth-child(2){display:none}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  section{padding:68px 0}
  .topbar .tb-l{display:none}
  .topbar .wrap{justify-content:center}
  .h-act .btn-p,.h-act .hide-s{display:none}
  .logo img{height:40px}
  .stage{height:340px}
  .chip-f.a{left:0}
  .finder form{grid-template-columns:1fr}
  .books{grid-template-columns:repeat(2,1fr);gap:14px}
  .br-grid{grid-template-columns:1fr}
  .dig-grid{grid-template-columns:1fr}
  .feat{grid-template-columns:1fr}
  .ft:nth-child(n){border-right:0;border-bottom:1px solid var(--line)}
  .ft:last-child{border-bottom:0}
  .cta-box{padding:28px 20px}
  .cta-stats{grid-template-columns:1fr 1fr}
  .ft-grid{grid-template-columns:1fr 1fr}
  .trust{gap:22px}
}