@charset "utf-8";
/* Nesli Muhasebe — tanıtım sitesi */
:root{
  --siyah:#000;--koyu:#0c0c0c;--gri9:#1a1a1a;--gri7:#3a3d3f;--gri5:#6b7275;--gri3:#c9cecf;--gri1:#eef0f0;--beyaz:#fff;
  --amber:#E2A72E;--amber-koyu:#9A6400;--yesil:#1D7A4E;
  --gen:"IBM Plex Sans","Segoe UI",Tahoma,sans-serif;
  --govde:"IBM Plex Sans","Segoe UI",Tahoma,system-ui,sans-serif;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font:16px/1.6 var(--govde);color:#111;background:var(--beyaz);-webkit-font-smoothing:antialiased}
a{color:inherit}
img,svg{max-width:100%}
.s-kap{width:min(1180px,100% - 40px);margin:0 auto}
h1,h2,h3{font-family:var(--gen);line-height:1.12;margin:0}
h2{font-size:clamp(28px,3.6vw,42px);font-weight:600}
h3{font-size:18px;font-weight:600}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* düğmeler */
.s-btn{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:10px;font-weight:600;font-size:15px;text-decoration:none;border:1.5px solid transparent;white-space:nowrap}
.s-btn-buyuk{height:54px;padding:0 28px;font-size:16px}
.s-btn-ak{background:var(--amber);color:#1b1300;border-color:var(--amber)}
.s-btn-ak:hover{background:#efb53d}
.s-btn-cizgi{border-color:currentColor;color:inherit}
.s-btn-cizgi:hover{background:rgba(255,255,255,.08)}
.s-btn-cizgi-ak{border-color:var(--gri7);color:#fff}
.s-btn-cizgi-ak:hover{border-color:#fff}

/* üst */
.s-ust{position:sticky;top:0;z-index:20;background:var(--siyah);color:#fff;padding-top:env(safe-area-inset-top,0px)}
.s-ust-ic{display:flex;align-items:center;gap:28px;height:68px}
.s-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;flex:none}
.s-logo .logo{height:24px;width:auto;display:block}
.s-logo span{font-family:var(--gen);font-size:14px;color:var(--gri3);padding-left:10px;border-left:1px solid var(--gri7)}
.s-menu{display:flex;gap:24px;font-size:15px}
.s-menu a{text-decoration:none;color:var(--gri3)}
.s-menu a:hover{color:#fff}
.s-ust-sag{margin-left:auto;display:flex;align-items:center;gap:16px}
.s-giris{color:#fff;text-decoration:none;font-weight:500}
.s-giris:hover{text-decoration:underline}

/* hero */
.s-hero{background:var(--siyah);color:#fff;padding:72px 0 88px;overflow:hidden}
.s-hero-ic{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.s-ust-not{margin:0 0 18px;color:var(--amber);font-weight:500;font-size:15px}
.s-hero h1{font-size:clamp(38px,5.4vw,68px);font-weight:700;letter-spacing:-.01em}
.s-hero-alt{margin:24px 0 32px;font-size:18px;color:var(--gri3);max-width:34em}
.s-hero-btn{display:flex;gap:12px;flex-wrap:wrap}
.s-hero-kucuk{margin:18px 0 0;font-size:14px;color:var(--gri5)}

/* ürün ekranı */
.s-ekran{background:var(--gri1);color:#111;border-radius:16px;overflow:hidden;box-shadow:0 40px 80px -30px rgba(226,167,46,.35),0 0 0 1px rgba(255,255,255,.08);transform:rotate(-1.2deg)}
.s-ekran-ust{display:flex;align-items:center;gap:6px;height:38px;padding:0 14px;background:#000;color:#fff;font-size:12px}
.s-ekran-ust span{width:9px;height:9px;border-radius:50%;background:#333}
.s-ekran-ust b{margin-left:10px;font-weight:500;color:var(--gri3)}
.s-ekran-govde{padding:18px}
.s-kart-sira{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.s-kart{background:#fff;border-radius:10px;padding:12px;border:1px solid #dde3e4}
.s-kart small{display:block;color:var(--gri5);font-size:11.5px}
.s-kart b{display:block;font-size:15px;margin-top:2px;font-variant-numeric:tabular-nums;white-space:nowrap}
.s-arti{color:var(--yesil)}
.s-grafik{display:flex;align-items:flex-end;gap:10px;height:120px;margin:14px 0;padding:14px;background:#fff;border-radius:10px;border:1px solid #dde3e4}
.s-grafik i{flex:1;background:#0E3B43;border-radius:4px 4px 0 0}
.s-grafik i:nth-child(even){background:var(--amber)}
.s-satir{list-style:none;margin:0;padding:0;background:#fff;border-radius:10px;border:1px solid #dde3e4}
.s-satir li{display:flex;justify-content:space-between;gap:10px;padding:10px 12px;font-size:13px;border-top:1px solid #edf1f1}
.s-satir li:first-child{border-top:0}
.s-satir b{font-variant-numeric:tabular-nums;white-space:nowrap}

/* güven şeridi */
.s-guven{background:var(--koyu);color:#fff;border-top:1px solid var(--gri9)}
.s-guven-ic{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:26px 0}
.s-guven b{display:block;font-weight:600}
.s-guven span{display:block;color:var(--gri5);font-size:14px}

/* bölümler */
.s-bolum{padding:96px 0}
.s-bolum-alt{margin:14px 0 40px;font-size:18px;color:var(--gri5);max-width:46em}
.s-koyu{background:var(--siyah);color:#fff}
.s-koyu .s-bolum-alt{color:var(--gri3)}
.s-acik{background:var(--gri1)}
.s-modul-izgara{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#dfe4e5;border:1px solid #dfe4e5;border-radius:14px;overflow:hidden}
.s-modul{background:#fff;padding:24px}
.s-modul p{margin:8px 0 0;color:var(--gri5);font-size:14.5px}
.s-modul-ek{background:#fff8e8}

/* paketler */
.s-kampanya{display:inline-block;margin-left:6px;color:var(--amber);font-weight:600}
.s-paket-izgara{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;align-items:stretch}
.s-paket{position:relative;display:flex;flex-direction:column;padding:28px 24px;border:1px solid var(--gri7);border-radius:16px;background:var(--koyu)}
.s-paket.s-oneri{border-color:var(--amber);background:#15110a}
.s-etiket{position:absolute;top:-12px;left:24px;background:var(--amber);color:#1b1300;font-size:12px;font-weight:600;padding:3px 10px;border-radius:20px}
.s-paket-acik{color:var(--gri3);font-size:14px;min-height:44px;margin:8px 0 18px}
.s-fiyat{margin:0}
.s-fiyat b{font-family:var(--gen);font-size:34px;font-weight:700;font-variant-numeric:tabular-nums}
.s-fiyat span{display:block;color:var(--gri5);font-size:14px}
.s-hak{margin:10px 0 18px;font-size:14px;color:var(--amber)}
.s-icerik{list-style:none;margin:0 0 24px;padding:0;display:flex;flex-direction:column;gap:7px;font-size:14px;flex:1}
.s-icerik li{display:flex;gap:9px;align-items:baseline}
.s-icerik li::before{content:"";flex:none;width:12px;height:7px;border-left:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg) translateY(-2px)}
.s-icerik li.var{color:#fff}
.s-icerik li.var::before{color:var(--amber)}
.s-icerik li.yok{color:var(--gri7)}
.s-icerik li.yok::before{width:10px;height:0;border-left:0;transform:none}
.s-paket .s-btn{width:100%}

/* adımlar */
.s-adim{list-style:none;counter-reset:a;margin:40px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.s-adim li{counter-increment:a;padding-top:56px;position:relative;border-top:2px solid #111}
.s-adim li::before{content:counter(a);position:absolute;top:12px;left:0;font-family:var(--gen);font-size:28px;font-weight:700;color:var(--amber-koyu)}
.s-adim b{display:block;font-size:19px}
.s-adim span{display:block;color:var(--gri5);margin-top:6px}

/* SSS */
.s-sss{max-width:820px}
.s-sss h2{margin-bottom:28px}
.s-sss details{border-top:1px solid #d5dbdc;padding:18px 0}
.s-sss details:last-child{border-bottom:1px solid #d5dbdc}
.s-sss summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.s-sss summary::after{content:"+";font-size:22px;line-height:1;color:var(--gri5)}
.s-sss details[open] summary::after{content:"–"}
.s-sss p{margin:10px 0 0;color:var(--gri7)}

/* son çağrı ve alt */
.s-son{background:var(--amber);padding:80px 0}
.s-son-ic{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.s-son h2{color:#1b1300;max-width:16em}
.s-son .s-btn-ak{background:#000;color:#fff;border-color:#000}
.s-son .s-btn-ak:hover{background:#222}
.s-alt{background:#000;color:var(--gri5);font-size:14px;padding:28px 0 calc(28px + env(safe-area-inset-bottom,0px))}
.s-alt-ic{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.s-alt-logo .logo{height:20px;color:#fff;display:block}
.s-alt a{color:var(--gri3)}

/* form sayfaları (deneme, ödeme) */
.s-form-sayfa{background:var(--gri1);min-height:calc(100vh - 68px);padding:48px 0 72px}
.s-form-ic{display:grid;grid-template-columns:1fr 420px;gap:48px;align-items:start}
.s-form-ic.tek{grid-template-columns:minmax(0,640px);justify-content:center}
.s-form-kart{background:#fff;border-radius:16px;padding:32px;border:1px solid #dfe4e5}
.s-form-kart h1{font-size:28px}
.s-form-kart .s-alt-yazi{color:var(--gri5);margin:8px 0 24px}
.s-alan{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.s-alan label{font-size:14px;font-weight:500}
.s-alan input,.s-alan select{height:48px;border:1px solid #cfd6d8;border-radius:10px;padding:0 14px;font:inherit;font-size:16px;background:#fff}
.s-alan input:focus,.s-alan select:focus{outline:2px solid var(--amber);outline-offset:0;border-color:transparent}
.s-iki{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.s-onay{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--gri7);margin:6px 0 20px}
.s-onay input{margin-top:4px;width:18px;height:18px;accent-color:#000}
.s-gonder{width:100%;height:52px;border:0;border-radius:10px;background:#000;color:#fff;font:inherit;font-weight:600;font-size:16px;cursor:pointer}
.s-gonder:hover{background:#222}
.s-gonder:disabled{opacity:.6}
.s-uyari{padding:12px 14px;border-radius:10px;margin-bottom:16px;font-size:14.5px}
.s-uyari.hata{background:#f8e6e1;color:#8f2f1c}
.s-uyari.ok{background:#e1f2e8;color:#155c3a}
.s-uyari.bilgi{background:#fff4dc;color:#6b4700}
.s-test{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border:1px dashed var(--amber);background:#fff8e8;border-radius:10px;margin-bottom:16px}
.s-test b{font-size:24px;letter-spacing:.3em}
.s-kod{text-align:center;font-size:28px!important;letter-spacing:.45em;height:60px!important}
.s-yan h2{font-size:24px;margin-bottom:16px}
.s-yan ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px}
.s-yan li{padding-left:22px;position:relative;color:var(--gri7)}
.s-yan li::before{content:"";position:absolute;left:0;top:9px;width:10px;height:6px;border-left:2px solid var(--yesil);border-bottom:2px solid var(--yesil);transform:rotate(-45deg)}
.s-secim{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px}
.s-secim label{display:flex;flex-direction:column;gap:4px;padding:16px;border:1.5px solid #dfe4e5;border-radius:12px;cursor:pointer;background:#fff}
.s-secim label:has(input:checked){border-color:#000;box-shadow:0 0 0 1px #000}
.s-secim input{position:absolute;opacity:0;pointer-events:none}
.s-secim b{font-size:16px}
.s-secim .t{font-family:var(--gen);font-size:22px;font-weight:700}
.s-secim small{color:var(--gri5)}
.s-ozet{width:100%;border-collapse:collapse;margin:8px 0 18px;font-size:15px}
.s-ozet td{padding:8px 0;border-bottom:1px solid #edf1f1}
.s-ozet td:last-child{text-align:right;font-variant-numeric:tabular-nums}
.s-ozet tr:last-child td{font-weight:700;font-size:18px;border-bottom:0}
.s-banka{background:var(--gri1);border-radius:12px;padding:16px;font-size:15px}
.s-banka dl{display:grid;grid-template-columns:max-content 1fr;gap:6px 16px;margin:0}
.s-banka dt{color:var(--gri5)}
.s-banka dd{margin:0;font-weight:600;word-break:break-all}

/* mobil */
@media (max-width:980px){
  .s-hero-ic,.s-form-ic{grid-template-columns:1fr}
  .s-ekran{transform:none;max-width:560px}
  .s-modul-izgara{grid-template-columns:repeat(2,1fr)}
  .s-paket-izgara{grid-template-columns:repeat(2,1fr)}
  .s-guven-ic{grid-template-columns:repeat(2,1fr)}
  .s-menu{display:none}
}
@media (max-width:620px){
  .s-kap{width:calc(100% - 32px)}
  .s-ust-ic{height:60px;gap:12px}
  .s-logo span{display:none}
  .s-ust-sag{gap:10px}
  .s-ust-sag .s-btn{height:38px;padding:0 12px;font-size:13.5px}
  .s-giris{font-size:14px}
  .s-hero{padding:44px 0 56px}
  .s-hero-alt{font-size:16px}
  .s-hero-btn .s-btn{width:100%}
  .s-kart-sira{grid-template-columns:1fr 1fr}
  .s-kart-sira .s-kart:last-child{grid-column:span 2}
  .s-bolum{padding:64px 0}
  .s-modul-izgara,.s-paket-izgara,.s-adim{grid-template-columns:1fr}
  .s-guven-ic{grid-template-columns:1fr 1fr;gap:16px}
  .s-son{padding:56px 0}
  .s-son .s-btn{width:100%}
  .s-form-sayfa{padding:20px 0 48px}
  .s-form-kart{padding:22px}
  .s-iki,.s-secim{grid-template-columns:1fr}
}
.s-modul-ek{grid-column:1/-1;display:flex;gap:24px;align-items:baseline}
.s-modul-ek p{margin:0}
@media (max-width:620px){.s-modul-ek{display:block}.s-modul-ek p{margin-top:8px}}