/* ============================================================
   HESAP — Premium landing
   ============================================================ */
:root{
  --brand:#2563eb;
  --brand-600:#1d4ed8;
  --brand-700:#1e40af;
  --brand-400:#3b82f6;
  --brand-300:#60a5fa;
  --ink:#0a1024;
  --ink-2:#1b2440;
  --muted:#5b6478;
  --muted-2:#8a93a7;
  --line:#e7ecf7;
  --line-2:#eef2fb;
  --bg:#ffffff;
  --bg-soft:#f4f7ff;
  --bg-tint:#eef4ff;
  --white:#fff;
  --radius:22px;
  --radius-lg:30px;
  --shadow-sm:0 2px 10px rgba(16,34,84,.05);
  --shadow:0 20px 50px -20px rgba(26,58,138,.22);
  --shadow-lg:0 40px 90px -30px rgba(26,58,138,.35);
  --grad:linear-gradient(135deg,#3b82f6 0%,#2563eb 45%,#1d4ed8 100%);
  --grad-soft:linear-gradient(135deg,#eff5ff,#e5eeff);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1180px;
  --gut:24px;
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk',var(--font);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);width:100%}

/* ---------- Typography ---------- */
.h2{
  font-family:var(--display);font-weight:700;letter-spacing:-.02em;
  font-size:clamp(28px,4vw,44px);line-height:1.08;margin:0 0 14px;color:var(--ink);
}
.h2--light{color:#fff}
.kicker{
  display:inline-block;font-family:var(--display);font-weight:600;font-size:13px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brand);
  background:var(--bg-tint);padding:7px 14px;border-radius:999px;margin-bottom:16px;
}
.head{text-align:center;max-width:640px;margin:0 auto 46px}
.head .kicker{background:var(--bg-tint)}
.section{padding:88px 0}
.section--soft{background:var(--bg-soft)}

/* ---------- Buttons ---------- */
.btn{
  --pad:14px 26px;display:inline-flex;align-items:center;gap:9px;padding:var(--pad);
  font-family:var(--display);font-weight:600;font-size:15.5px;border-radius:14px;
  border:1px solid transparent;cursor:pointer;transition:transform .25s var(--ease),
  box-shadow .25s var(--ease),background .25s var(--ease);white-space:nowrap;
}
.btn--sm{--pad:11px 20px;font-size:14.5px;border-radius:12px}
.btn--primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px -10px rgba(37,99,235,.6)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -10px rgba(37,99,235,.7)}
.btn--ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--brand-300);transform:translateY(-2px)}
.btn--white{background:#fff;color:var(--brand-600);box-shadow:var(--shadow)}
.btn--white:hover{transform:translateY(-2px)}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s;
}
.nav.is-stuck{border-color:var(--line);box-shadow:0 6px 24px -18px rgba(16,34,84,.4)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:18px}
.brand{display:flex;align-items:center;gap:10px}
.brand__mark{border-radius:9px}
.brand__name{font-family:var(--display);font-weight:700;font-size:21px;letter-spacing:-.02em}
.nav__links{display:flex;gap:30px}
.nav__links a{font-size:15px;color:var(--ink-2);font-weight:500;position:relative;padding:6px 0}
.nav__links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand);transition:width .28s var(--ease)}
.nav__links a:hover{color:var(--brand)}
.nav__links a:hover::after{width:100%}
.nav__right{display:flex;align-items:center;gap:14px}
.lang{display:flex;background:var(--bg-soft);border:1px solid var(--line);border-radius:11px;padding:3px}
.lang__btn{border:0;background:transparent;font-family:var(--display);font-weight:600;font-size:13px;color:var(--muted);padding:5px 10px;border-radius:8px;cursor:pointer;transition:.2s}
.lang__btn.is-active{background:#fff;color:var(--brand);box-shadow:var(--shadow-sm)}
.burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:11px;cursor:pointer;align-items:center;justify-content:center}
.burger span{width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;padding:74px 0 70px;overflow:hidden}
.hero__glow{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(60% 55% at 82% 12%,rgba(59,130,246,.20),transparent 60%),
    radial-gradient(50% 50% at 10% 20%,rgba(96,165,250,.16),transparent 60%),
    radial-gradient(45% 45% at 60% 100%,rgba(37,99,235,.10),transparent 60%);
}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:600;color:var(--brand-700);background:#fff;border:1px solid var(--line);padding:8px 15px;border-radius:999px;box-shadow:var(--shadow-sm);margin-bottom:22px}
.eyebrow__dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(37,99,235,.15);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(37,99,235,0)}}
.hero__title{font-family:var(--display);font-weight:700;font-size:clamp(38px,6vw,66px);line-height:1.02;letter-spacing:-.03em;margin:0 0 20px;color:var(--ink)}
.hero__sub{font-size:clamp(16px,2vw,19px);color:var(--muted);max-width:480px;margin:0 0 30px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.hero__stats{display:flex;gap:14px;flex-wrap:wrap}
.stat{background:#fff;border:1px solid var(--line);border-radius:15px;padding:13px 18px;box-shadow:var(--shadow-sm)}
.stat b{display:block;font-family:var(--display);font-size:18px;color:var(--ink);letter-spacing:-.01em}
.stat span{font-size:13px;color:var(--muted-2)}

/* Phone mockup */
.hero__visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:520px}
.phone{
  position:relative;width:288px;height:588px;border-radius:46px;background:#0c1330;
  padding:13px;box-shadow:var(--shadow-lg),0 0 0 2px rgba(12,19,48,.9) inset;
  transform:rotate(-3deg);transition:transform .6s var(--ease);
}
.hero__visual:hover .phone{transform:rotate(0)}
.phone__notch{position:absolute;top:22px;left:50%;transform:translateX(-50%);width:120px;height:26px;background:#0c1330;border-radius:0 0 16px 16px;z-index:3}
.phone__screen{width:100%;height:100%;border-radius:34px;background:linear-gradient(180deg,#eaf1ff,#f7faff);overflow:hidden;position:relative}
.app{padding:26px 16px 16px}
.app__top{display:flex;align-items:center;gap:8px;margin-bottom:18px}
.app__brand{font-family:var(--display);font-weight:700;font-size:16px;flex:1}
.app__icons{color:var(--muted-2);font-size:15px;letter-spacing:2px}
.app__label{font-size:12px;font-weight:600;color:var(--muted);margin:0 0 10px 2px}
.app__row{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line-2);border-radius:15px;padding:11px 12px;margin-bottom:9px;box-shadow:0 6px 16px -12px rgba(16,34,84,.3)}
.app__avatar{width:34px;height:34px;border-radius:50%;flex:none}
.a1{background:linear-gradient(135deg,#60a5fa,#2563eb)}
.a2{background:linear-gradient(135deg,#34d399,#059669)}
.a3{background:linear-gradient(135deg,#fbbf24,#f59e0b)}
.app__meta{flex:1;min-width:0}
.app__meta b{display:block;font-size:13px}
.app__meta small{font-size:11.5px;color:var(--muted-2)}
.tag{font-size:11px;font-weight:700;padding:4px 9px;border-radius:8px}
.tag--red{background:#fee2e2;color:#dc2626}
.tag--amber{background:#fef3c7;color:#d97706}
.tag--green{background:#d1fae5;color:#059669}
.app__cta{margin-top:14px;text-align:center;background:var(--grad);color:#fff;font-weight:600;font-size:13.5px;padding:12px;border-radius:13px;font-family:var(--display)}
.floater{position:absolute;display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:11px 14px;box-shadow:var(--shadow);animation:float 5s ease-in-out infinite}
.floater b{display:block;font-size:13px}
.floater small{font-size:11px;color:var(--muted-2)}
.floater__ic{width:32px;height:32px;border-radius:10px;background:#d1fae5;color:#059669;display:grid;place-items:center;font-weight:700}
.floater__ic--doc{background:var(--bg-tint);color:var(--brand)}
.floater--1{top:60px;left:-6px;animation-delay:.4s}
.floater--2{bottom:70px;right:-10px}
@keyframes float{50%{transform:translateY(-12px)}}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.strip__inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;padding:26px 0}
.strip__item{display:flex;flex-direction:column;align-items:center;flex:1;min-width:120px}
.strip__item b{font-family:var(--display);font-size:20px;color:var(--ink)}
.strip__item span{font-size:13px;color:var(--muted-2)}

/* ============================================================
   ABOUT
   ============================================================ */
.about{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about__card{background:var(--grad-soft);border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;position:relative;overflow:hidden}
.about__card::before{content:"";position:absolute;width:180px;height:180px;background:radial-gradient(circle,rgba(59,130,246,.25),transparent 70%);top:-40px;right:-40px}
.doc{background:#fff;border-radius:20px;padding:22px;box-shadow:var(--shadow);position:relative}
.doc__head{display:flex;align-items:center;gap:9px;margin-bottom:18px}
.doc__head b{font-family:var(--display);font-size:17px;flex:1}
.doc__badge{font-size:11px;font-weight:700;color:var(--brand);background:var(--bg-tint);padding:5px 10px;border-radius:8px}
.doc__line{height:9px;border-radius:6px;background:var(--line-2);margin-bottom:10px}
.doc__line.l1{width:90%}.doc__line.l2{width:76%}.doc__line.l3{width:84%;margin-bottom:20px}
.doc__party{display:flex;gap:14px;margin-bottom:18px}
.doc__col{flex:1;background:var(--bg-soft);border-radius:12px;padding:11px 13px}
.doc__col small{font-size:11px;color:var(--muted-2);display:block}
.doc__col b{font-size:14px}
.doc__sign{display:flex;align-items:center;justify-content:space-between;background:#d1fae5;color:#047857;font-weight:700;font-size:13px;padding:11px 14px;border-radius:12px}
.about__copy p{color:var(--muted);margin:0 0 16px}
.about__points{display:flex;flex-direction:column;gap:8px;margin:6px 0 26px}
.about__points span{font-weight:600;color:var(--ink-2);font-size:15px}

/* ============================================================
   GRIDS / CARDS
   ============================================================ */
.grid{display:grid;gap:22px}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card__ic{width:52px;height:52px;border-radius:15px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:22px;margin-bottom:18px;box-shadow:0 12px 22px -10px rgba(37,99,235,.6)}
.card h3{font-family:var(--display);font-size:18px;margin:0 0 9px;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:14.5px;margin:0}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;position:relative;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step__n{font-family:var(--display);font-weight:700;font-size:34px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;display:block;margin-bottom:12px}
.step h4{font-family:var(--display);font-size:16.5px;margin:0 0 7px}
.step p{color:var(--muted);font-size:14px;margin:0}

/* Mini advantage cards */
.mini{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.mini:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.mini__ic{width:46px;height:46px;border-radius:13px;background:var(--bg-tint);color:var(--brand);display:grid;place-items:center;font-size:20px;margin-bottom:15px}
.mini h4{font-family:var(--display);font-size:16.5px;margin:0 0 8px}
.mini p{color:var(--muted);font-size:14px;margin:0}

/* ============================================================
   SECURITY / REG BANNER
   ============================================================ */
.banner{position:relative;background:var(--grad);border-radius:var(--radius-lg);padding:60px;display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center;overflow:hidden;color:#fff}
.banner__glow{position:absolute;inset:0;background:radial-gradient(50% 80% at 100% 0,rgba(255,255,255,.22),transparent 60%)}
.banner__copy{position:relative;z-index:2;max-width:560px}
.banner__copy p{color:rgba(255,255,255,.9);margin:0 0 28px;font-size:16px}
.banner__ring{position:relative;justify-self:center}
.banner__ring span{display:block;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border:2px solid rgba(255,255,255,.35);border-radius:50%}
.banner__ring span:nth-child(1){width:220px;height:220px;opacity:.3;animation:ring 6s linear infinite}
.banner__ring span:nth-child(2){width:150px;height:150px;opacity:.5}
.banner__ring span:nth-child(3){width:84px;height:84px;background:rgba(255,255,255,.18);backdrop-filter:blur(4px)}
.banner__ring{width:220px;height:220px}
@keyframes ring{to{transform:translate(-50%,-50%) rotate(360deg)}}

/* ============================================================
   BLOG
   ============================================================ */
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.post:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.post__img{height:190px;background-size:cover;position:relative}
.post__img::after{content:"▶";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:22px;background:rgba(10,16,36,.15)}
.p1{background:linear-gradient(135deg,#1e3a8a,#3b82f6)}
.p2{background:linear-gradient(135deg,#2563eb,#60a5fa)}
.p3{background:linear-gradient(135deg,#1d4ed8,#93c5fd)}
.post__body{padding:20px 22px 24px}
.post__body time{font-size:12.5px;color:var(--brand);font-weight:600}
.post__body h3{font-family:var(--display);font-size:17px;margin:9px 0 0;line-height:1.3}

/* ============================================================
   FAQ
   ============================================================ */
.faq-wrap{max-width:820px;margin:0 auto}
.faq{display:flex;flex-direction:column;gap:14px}
.faq__item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:4px 22px;transition:border-color .25s,box-shadow .25s}
.faq__item[open]{border-color:var(--brand-300);box-shadow:var(--shadow)}
.faq__item summary{list-style:none;cursor:pointer;font-family:var(--display);font-weight:600;font-size:16.5px;padding:18px 34px 18px 0;position:relative;color:var(--ink)}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:24px;color:var(--brand);transition:transform .25s;font-weight:400}
.faq__item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq__item p{color:var(--muted);margin:0 0 18px;font-size:15px}

/* ============================================================
   DOWNLOAD
   ============================================================ */
.dl{position:relative;background:var(--grad);border-radius:var(--radius-lg);padding:56px 60px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;overflow:hidden;color:#fff}
.dl__glow{position:absolute;inset:0;background:radial-gradient(60% 100% at 0 100%,rgba(255,255,255,.18),transparent 55%)}
.dl__copy{position:relative;z-index:2}
.dl__copy p{color:rgba(255,255,255,.9);margin:0 0 26px;max-width:420px}
.dl__badges{display:flex;gap:14px;flex-wrap:wrap}
.store{display:flex;align-items:center;gap:11px;background:#0a1024;color:#fff;padding:11px 18px;border-radius:13px;transition:transform .25s var(--ease)}
.store:hover{transform:translateY(-3px)}
.store__ic{height:26px;width:auto;flex:none;display:block}
.store small{display:block;font-size:10.5px;opacity:.8;line-height:1}
.store b{font-family:var(--display);font-size:16px;line-height:1.2}
.dl__qr{position:relative;z-index:2;display:flex;gap:16px}
.qr-card{display:flex;flex-direction:column;align-items:center;gap:9px;background:#fff;border-radius:18px;padding:14px 14px 12px;box-shadow:var(--shadow-lg);transition:transform .25s var(--ease)}
.qr-card:hover{transform:translateY(-4px)}
.qr-card img{width:118px;height:118px;display:block}
.qr-card span{font-family:var(--display);font-size:13px;font-weight:600;color:var(--ink)}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:56px 0 30px}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;padding-bottom:34px;border-bottom:1px solid var(--line)}
.footer__brand p{color:var(--muted);max-width:340px;margin:16px 0 20px;font-size:14.5px}
.footer__soc{display:flex;gap:10px}
.footer__soc a{width:40px;height:40px;border-radius:11px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--brand);transition:.25s}
.footer__soc a:hover{background:var(--brand);color:#fff;transform:translateY(-3px)}
.footer__nav{display:flex;flex-wrap:wrap;gap:14px 28px;align-content:start;justify-content:flex-end}
.footer__nav a{color:var(--ink-2);font-weight:500;font-size:15px}
.footer__nav a:hover{color:var(--brand)}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:24px;font-size:13.5px;color:var(--muted)}
.footer__bottom a{color:var(--brand);font-weight:600}
.footer__legal{display:flex;gap:22px}
.footer__legal a{color:var(--muted)}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.floater,.eyebrow__dot,.banner__ring span{animation:none}}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1080px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .hero__grid{grid-template-columns:1fr;gap:10px}
  .hero__visual{order:-1;min-height:auto;margin-bottom:8px}
  .phone{transform:none;width:250px;height:512px}
  .about{grid-template-columns:1fr;gap:36px}
  .about__media{order:1}
  .banner,.dl{grid-template-columns:1fr;padding:40px 30px;text-align:center}
  .banner__copy,.dl__copy{max-width:none}
  .banner__ring{display:none}
  .dl__badges{justify-content:center}
  .dl__qr{justify-content:center;flex-wrap:wrap}
  .footer__inner{grid-template-columns:1fr;gap:30px}
  .footer__nav{justify-content:flex-start}
}
@media (max-width:760px){
  .nav__links{
    position:fixed;inset:72px 0 auto;flex-direction:column;background:#fff;gap:0;
    padding:12px var(--gut) 20px;border-bottom:1px solid var(--line);
    transform:translateY(-120%);transition:transform .35s var(--ease);box-shadow:var(--shadow)}
  .nav__links.is-open{transform:translateY(0)}
  .nav__links a{padding:14px 0;border-bottom:1px solid var(--line-2)}
  .burger{display:flex}
  .nav__right .btn--sm{display:none}
  .section{padding:64px 0}
  .strip__inner{gap:14px 20px}
  .strip__item{min-width:calc(33% - 20px)}
  .hero__stats{width:100%}
  .grid--3{grid-template-columns:1fr}
}
@media (max-width:560px){
  .grid--4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  /* keep the language switcher reachable on mobile — CTA is hidden so it fits */
  .lang{padding:2px}
  .lang__btn{padding:5px 8px;font-size:12.5px}
  .nav__inner{gap:10px}
  .hero__actions .btn{flex:1;justify-content:center}
  .footer__bottom{flex-direction:column;align-items:flex-start}
}