/* DefterOnline tanıtım sayfası. Tek bir cesur öğe: eğik duran defter sayfası. Gerisi sade. */
:root{
  --ink:#141412;--paper:#f5f4ee;--white:#fff;--muted:#5d5c52;
  --rule:rgba(20,20,18,.14);--rule-strong:rgba(20,20,18,.55);
  --font-display:'Bricolage Grotesque','Space Grotesk','Inter',system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --gutter:max(20px,env(safe-area-inset-left,0px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;color-scheme:light}
body{margin:0;background:var(--white);color:var(--ink);font:16px/1.6 var(--font-body);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--ink);outline-offset:3px}
.in{max-width:1120px;margin:0 auto;padding-left:var(--gutter);padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--font-display);margin:0;letter-spacing:-.03em;text-wrap:balance}
p{margin:0}

/* butonlar */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:14px 24px;font:700 16px/1 var(--font-body);text-decoration:none;border:2px solid var(--ink);cursor:pointer;transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn.dark{background:var(--ink);color:var(--accent)}
.btn.line{background:transparent;color:var(--ink)}
.btn.yellow{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.sm{padding:10px 16px;font-size:14px}

/* üst çubuk + hero */
.hero{background:var(--accent);color:var(--accent-ink);position:relative;overflow:hidden;
  background-image:repeating-linear-gradient(to bottom,transparent 0 47px,rgba(20,20,18,.13) 47px 48px)}
.hero::before{content:"";position:absolute;top:0;bottom:0;left:max(14px,calc(50% - 596px));width:5px;border-left:1px solid rgba(20,20,18,.4);border-right:1px solid rgba(20,20,18,.4);pointer-events:none}
.top{display:flex;align-items:center;gap:28px;padding-block:18px;position:relative}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.logo i{width:34px;height:34px;border-radius:8px;background:var(--ink);color:var(--accent);display:grid;place-items:center;font:800 20px var(--font-display);font-style:normal}
.logo b{font:800 22px var(--font-display);letter-spacing:-.02em}
.top nav{display:flex;gap:26px}
.top nav a{text-decoration:none;font-weight:600;font-size:15px}
.top nav a:hover{text-decoration:underline;text-underline-offset:4px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:56px;align-items:center;padding-block:56px 96px;position:relative}
.hero h1{font-size:clamp(42px,6.2vw,80px);line-height:1;font-weight:800;letter-spacing:-.04em}
.hero .lead{font-size:clamp(17px,2vw,20px);max-width:46ch;margin-top:24px;line-height:1.55}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.facts{display:flex;gap:10px 22px;flex-wrap:wrap;margin:28px 0 0;padding:0;list-style:none;font-size:14px;font-weight:600}
.facts li::before{content:"";display:inline-block;width:8px;height:8px;background:var(--ink);border-radius:50%;margin-right:8px;vertical-align:1px}

/* defter sayfası (tek cesur öğe) */
.ledger{background:var(--white);border:2px solid var(--ink);border-radius:6px;box-shadow:12px 12px 0 var(--ink);transform:rotate(-1.6deg);position:relative;
  animation:settle .7s cubic-bezier(.2,.8,.2,1) both}
@keyframes settle{from{transform:rotate(3.5deg) translateY(18px);opacity:0}to{transform:rotate(-1.6deg);opacity:1}}
.ledger-bind{background:var(--ink);color:var(--accent);padding:12px 18px;display:flex;justify-content:space-between;align-items:center;font:700 15px var(--font-display);border-radius:3px 3px 0 0}
.ledger-bind span{font:600 12px var(--font-body);background:var(--accent);color:var(--ink);border-radius:999px;padding:3px 10px}
.ledger-body{padding:6px 18px 18px;background-image:repeating-linear-gradient(to bottom,transparent 0 43px,var(--rule) 43px 44px);background-position:0 6px}
.lrow{display:flex;justify-content:space-between;align-items:center;gap:14px;height:44px;font-size:15px}
.lrow small{display:block;color:var(--muted);font-size:12px;line-height:1.2}
.lrow div{min-width:0}
.lrow div b{display:block;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.amt{font-variant-numeric:tabular-nums;font-weight:700;white-space:nowrap}
.amt.in-{color:#1b7a3d}.amt.out{color:#b3261e}
.ltotal{margin-top:12px;display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:12px 14px;background:var(--accent);border-radius:4px;font-weight:700}
.ltotal b{font:800 24px var(--font-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}

/* bölümler */
section{padding-block:clamp(60px,9vw,112px)}
.sec-head{max-width:640px;margin-bottom:44px}
.sec-head h2{font-size:clamp(32px,4.4vw,52px);line-height:1.05;font-weight:800}
.sec-head p{color:var(--muted);margin-top:14px;font-size:18px}

/* modül listesi: durum bilgisi taşıyan çizgili defter satırları */
.mods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:56px;border-top:2px solid var(--ink)}
.mod{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--rule-strong)}
.mod h3{font-size:20px;font-weight:700;letter-spacing:-.02em;display:flex;align-items:center;gap:10px}
.mod h3 svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.mod p{grid-column:1;color:var(--muted);font-size:15px}
.chip{grid-row:1/3;grid-column:2;font-size:12px;font-weight:700;border-radius:999px;padding:4px 12px;white-space:nowrap}
.chip.ready{background:var(--ink);color:var(--accent)}
.chip.soon{border:1.5px solid var(--rule-strong);color:var(--muted)}

/* adımlar */
.dark{background:var(--ink);color:var(--white)}
.dark .sec-head p{color:#c9c8bd}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid rgba(255,255,255,.25)}
.step{padding:28px 28px 8px 0}
.step+.step{padding-left:28px;border-left:1px solid rgba(255,255,255,.25)}
.step .n{font:800 64px/1 var(--font-display);color:var(--accent);letter-spacing:-.04em}
.step h3{font-size:24px;margin:14px 0 8px;font-weight:700}
.step p{color:#c9c8bd;max-width:34ch}

/* güven */
.paper{background:var(--paper)}
.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:64px;align-items:start}
.split .sec-head{margin-bottom:0}
.trust{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.trust li{padding:18px 0;border-bottom:1px solid var(--rule-strong);display:grid;grid-template-columns:28px minmax(0,1fr);gap:12px}
.trust svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-top:2px}
.trust b{display:block;font-size:17px}
.trust span{color:var(--muted);font-size:15px}

/* sorular */
.faq{max-width:820px}
details{border-bottom:1px solid var(--rule-strong)}
details:first-of-type{border-top:2px solid var(--ink)}
summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font:700 19px var(--font-display);letter-spacing:-.01em;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font:500 28px/1 var(--font-body);transition:transform .2s}
details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
details p{padding:0 40px 22px 0;color:var(--muted);max-width:62ch}

/* kapanış */
.closing{background:var(--accent);color:var(--accent-ink);background-image:repeating-linear-gradient(to bottom,transparent 0 47px,rgba(20,20,18,.13) 47px 48px)}
.closing .in{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.closing h2{font-size:clamp(36px,5.4vw,68px);line-height:1;font-weight:800;letter-spacing:-.04em;max-width:14ch}
footer{background:var(--ink);color:#c9c8bd;padding-block:40px;font-size:14px}
footer .in{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer b{color:var(--white);font:700 18px var(--font-display)}
footer p{margin-top:6px}
footer a{color:var(--accent)}

@media (max-width:900px){
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:44px;padding-block:36px 72px}
  .ledger{transform:rotate(-1deg);box-shadow:8px 8px 0 var(--ink);margin-right:8px}
  @keyframes settle{from{transform:rotate(2.5deg) translateY(14px);opacity:0}to{transform:rotate(-1deg);opacity:1}}
  .mods{grid-template-columns:minmax(0,1fr)}
  .steps{grid-template-columns:minmax(0,1fr)}
  .step,.step+.step{padding:24px 0;border-left:0}
  .step+.step{border-top:1px solid rgba(255,255,255,.25)}
  .split{grid-template-columns:minmax(0,1fr);gap:36px}
  .top nav{display:none}
}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}



/* menü: telefonda yalnızca Fiyatlar görünür */
.top nav a.keep{font-weight:700}
@media (max-width:900px){.top nav{display:flex;gap:16px;margin-left:auto}.top nav a:not(.keep){display:none}.logo{margin-right:0}}

/* fiyatlar sayfası */
.hero.sub{background-image:repeating-linear-gradient(to bottom,transparent 0 47px,rgba(20,20,18,.13) 47px 48px)}
.page-hero{padding-block:44px 150px;position:relative;max-width:760px}
.page-hero h1{font-size:clamp(40px,6vw,72px);line-height:1;font-weight:800;letter-spacing:-.04em}
.page-hero .lead{font-size:clamp(17px,2vw,20px);max-width:48ch;margin-top:22px;line-height:1.55}
.top nav a[aria-current="page"]{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:2px}
.plans-sec{padding-top:0}
.plans{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;align-items:stretch;margin-top:-100px;position:relative}
.plan{border:2px solid var(--ink);border-radius:6px;padding:32px;position:relative;display:flex;flex-direction:column;background:var(--white)}
.plan h2{font-size:28px;font-weight:800;letter-spacing:-.03em}
.plan-desc{color:var(--muted);margin-top:6px}
.price{margin-top:26px;display:flex;align-items:baseline;gap:8px}
.price b{font:800 clamp(52px,7vw,76px)/1 var(--font-display);letter-spacing:-.05em;font-variant-numeric:tabular-nums}
.price span{font-size:18px;font-weight:600;color:var(--muted)}
.price-sub{margin-top:8px;font-weight:600;margin-bottom:26px}
.plan .btn{width:100%}
.plist{list-style:none;margin:26px 0 0;padding:20px 0 0;border-top:1px solid var(--rule-strong);display:grid;gap:12px}
.plist li{display:flex;gap:10px;align-items:center;font-weight:500}
.plist svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.plan.best{background:var(--ink);color:var(--white);box-shadow:12px 12px 0 var(--accent)}
.plan.best .plan-desc,.plan.best .price span{color:#c9c8bd}
.plan.best .plist{border-top-color:rgba(255,255,255,.28)}
.plan.best .plist svg{stroke:var(--accent)}
.badge{position:absolute;top:-16px;right:24px;background:var(--accent);color:var(--accent-ink);font-weight:800;font-size:14px;border-radius:999px;padding:6px 16px;border:2px solid var(--ink)}
.price-note{margin-top:28px;color:var(--muted);font-size:14px;max-width:70ch}
.tablewrap{overflow-x:auto}
.cmp{width:100%;border-collapse:collapse;min-width:480px;font-variant-numeric:tabular-nums;border-top:2px solid var(--ink)}
.cmp th{text-align:left;font-size:14px;color:var(--muted);font-weight:600;padding:12px 14px;border-bottom:1px solid var(--rule-strong)}
.cmp td{padding:16px 14px;border-bottom:1px solid var(--rule-strong);font-size:18px}
.cmp .r{text-align:right}
.cmp tr.win td{background:var(--accent);font-weight:700}
@media (max-width:900px){
  .plans{grid-template-columns:minmax(0,1fr);gap:40px;margin-top:-72px}
  .plan{padding:26px}
  .plan.best{box-shadow:8px 8px 0 var(--accent);margin-right:8px}
  .page-hero{padding-block:28px 110px}
}

/* defter çizgisi küçük ekranlarda içeriğin dışında kalsın */
@media (max-width:1240px){.hero::before{left:6px}}
/* üst çubuk telefonda tek satır */
.logo b,.btn.sm{white-space:nowrap}
@media (max-width:560px){
  .top{gap:12px}
  .logo{gap:8px}
  .logo i{width:30px;height:30px;font-size:18px}
  .logo b{font-size:18px}
  .btn.sm{padding:9px 12px}
}

/* fiyatlar: deneme, modül detayı, hesaplayıcı, iletişim */
.page-hero .facts{margin-top:26px}
.plan .try{margin-top:10px}
.plan.best .btn.line{color:var(--white);border-color:rgba(255,255,255,.55)}
.plan.best .btn.line:hover{border-color:var(--white)}
.price-note{margin-top:30px;color:var(--muted);font-size:14px;text-align:left}
.mods.big .mod{grid-template-columns:minmax(0,1fr) auto;align-items:start;padding:22px 0}
.mods.big .mod h3{font-size:21px}
.mods.big .mod .chip{grid-row:1;grid-column:2}
.mods.big .mod p{grid-column:1/-1;margin-top:4px}
.bul{grid-column:1/-1;list-style:none;margin:12px 0 0;padding:0;display:grid;gap:6px;font-size:14px}
.bul li{padding-left:18px;position:relative}
.bul li::before{content:"";position:absolute;left:3px;top:.62em;width:6px;height:6px;background:var(--ink);border-radius:50%}
.calc-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:stretch}
.calc-in{display:grid;gap:26px;align-content:start}
.calc-in label{display:flex;justify-content:space-between;gap:12px;font-weight:600;margin-bottom:10px}
.calc-in output{font:800 22px/1 var(--font-display);font-variant-numeric:tabular-nums}
.calc-in input[type=range]{width:100%;accent-color:var(--ink);height:28px;margin:0}
.calc-out{background:var(--ink);color:var(--white);border-radius:6px;padding:32px;box-shadow:10px 10px 0 var(--accent);display:flex;flex-direction:column;justify-content:center;gap:6px}
.calc-out .big{font:800 clamp(64px,9vw,104px)/1 var(--font-display);letter-spacing:-.05em;color:var(--accent);font-variant-numeric:tabular-nums}
.calc-out .unit{font:700 22px var(--font-display)}
.calc-out p{color:#c9c8bd;margin-top:8px}
.assump{margin-top:28px}
.assump p{max-width:70ch}
.contact-line{margin-top:22px;display:flex;gap:10px 24px;flex-wrap:wrap;font-weight:600}
.closing .sub-line{margin-top:14px;font-size:18px;max-width:34ch}
@media (max-width:900px){
  .calc-grid{grid-template-columns:minmax(0,1fr);gap:36px}
  .calc-out{padding:26px;box-shadow:7px 7px 0 var(--accent);margin-right:7px}
}