/* ============================================================
   Bir Nebze Derneği — sade, şık ve sıcak
   Palet: derin lacivert + logo mavisi + sıcak altın aksan
   Tipografi: Fraunces (display serif) + Manrope (sans)
   ============================================================ */

:root{
  --blue:#1a76c4;
  --blue-600:#155f9e;
  --blue-300:#6fb2e6;
  --blue-100:#e9f3fc;
  --navy:#0d2b48;
  --navy-700:#13395f;
  --ink:#102a43;
  --muted:#5b6b7d;
  --accent:#e0a64e;
  --accent-600:#c98f37;
  --cream:#fbf9f5;
  --paper:#ffffff;
  --tint:#eef5fb;
  --line:#e6ecf3;
  --shadow-sm:0 2px 8px rgba(13,43,72,.06);
  --shadow:0 18px 50px -22px rgba(13,43,72,.30);
  --shadow-lg:0 40px 90px -40px rgba(13,43,72,.45);
  --radius:18px;
  --radius-lg:26px;
  --container:1180px;
  --ease:cubic-bezier(.16,.84,.34,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Manrope",system-ui,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
em{font-style:italic}

h1,h2,h3,h4{
  font-family:"Fraunces",Georgia,serif;
  color:var(--navy);
  line-height:1.08;
  font-weight:600;
  letter-spacing:-.01em;
}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- Buttons ---------- */
.btn{
  --bg:var(--blue);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  background:var(--bg);color:var(--fg);
  font-weight:700;font-size:.96rem;
  padding:.82em 1.5em;border:none;border-radius:999px;cursor:pointer;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .25s ease;
  box-shadow:0 10px 24px -12px rgba(26,118,196,.7);
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{--bg:var(--blue)}
.btn--primary:hover{background:var(--blue-600)}
.btn--accent{--bg:var(--accent);box-shadow:0 12px 26px -12px rgba(224,166,78,.85)}
.btn--accent:hover{background:var(--accent-600)}
.btn--ghost{
  background:transparent;color:var(--navy);
  border:1.5px solid var(--line);box-shadow:none;
}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue);background:#fff}
.btn--lg{padding:1em 1.9em;font-size:1.02rem}
.btn--full{width:100%}

/* ---------- Eyebrow / section heads ---------- */
.eyebrow{
  display:inline-block;
  font-weight:700;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--blue);
  padding-bottom:.6rem;position:relative;
}
.eyebrow--light{color:var(--blue-300)}
.section{padding:clamp(64px,9vw,118px) 0}
.section__head{max-width:640px;margin:0 auto clamp(40px,5vw,64px);text-align:center}
.section__title{font-size:clamp(2rem,4.4vw,3.1rem)}
.section__lead{margin-top:1rem;color:var(--muted);font-size:1.08rem}

/* ---------- Topbar ---------- */
.topbar{background:var(--navy);color:#cfe0f0;font-size:.84rem}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:42px}
.topbar__trust{display:flex;align-items:center;gap:.6rem;opacity:.92}
.topbar__trust .dot{width:8px;height:8px;border-radius:50%;background:#52e0a4;box-shadow:0 0 0 4px rgba(82,224,164,.18);flex:none}
.topbar__links{display:flex;align-items:center;gap:.7rem;white-space:nowrap}
.topbar__links a{font-weight:600;color:#fff;transition:color .2s}
.topbar__links a:hover{color:var(--blue-300)}
.topbar__links .sep{opacity:.4}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,249,245,.82);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s,box-shadow .3s,background .3s;
}
.header.is-stuck{border-color:var(--line);box-shadow:var(--shadow-sm);background:rgba(255,255,255,.9)}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand__logo{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  font-weight:600;font-size:.96rem;color:var(--navy-700);
  padding:.5em .85em;border-radius:999px;position:relative;transition:color .2s,background .2s;
}
.nav a:hover{color:var(--blue);background:var(--blue-100)}
.header__actions{display:flex;align-items:center;gap:14px}

/* hamburger */
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:8px;cursor:pointer}
.nav-toggle span{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:.3s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero (foto) ---------- */
.hero{position:relative;padding:clamp(24px,4vw,44px) 0 0}
.hero__banner img{
  width:100%;aspect-ratio:21/9;object-fit:cover;
  border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
}

/* ---------- Intro (yazılar) ---------- */
.intro{padding:clamp(44px,6vw,76px) 0 0;text-align:center}
.hero__content{max-width:780px;margin:0 auto}
.hero__title{font-size:clamp(2.5rem,5.6vw,4.4rem);font-weight:600}
.hero__title em{color:var(--blue);font-weight:600}
.hero__lead{margin:1.4rem auto 2rem;color:var(--muted);font-size:1.16rem;max-width:48ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ---------- E-Devlet verify bar ---------- */
.verify{margin-top:-42px;position:relative;z-index:6}
.verify__inner{
  display:flex;align-items:center;gap:20px;
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:20px 26px;box-shadow:var(--shadow-lg);
  border-left:5px solid var(--accent);
}
.verify__shield{
  flex:none;width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--blue-100);color:var(--blue);
}
.verify__text{display:flex;flex-direction:column;flex:1;min-width:0}
.verify__text strong{font-family:"Fraunces",serif;font-size:1.15rem;color:var(--navy);line-height:1.2}
.verify__text span{color:var(--muted);font-size:.95rem;margin-top:.2rem}
.verify__btn{flex:none;white-space:nowrap}

/* ---------- Cards / Projeler ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card__media{position:relative;aspect-ratio:4/3;overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.card:hover .card__media img{transform:scale(1.07)}
.card__tag{
  position:absolute;top:14px;left:14px;background:rgba(255,255,255,.92);
  color:var(--blue-600);font-weight:700;font-size:.76rem;letter-spacing:.04em;
  padding:.35em .8em;border-radius:99px;backdrop-filter:blur(4px);
}
.card__body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card__body h3{font-size:1.32rem;margin-bottom:.5rem}
.card__body p{color:var(--muted);font-size:.96rem;flex:1}
.card__bar{height:7px;background:var(--tint);border-radius:99px;overflow:hidden;margin:1.1rem 0 .6rem}
.card__bar i{display:block;height:100%;width:var(--w);border-radius:99px;background:linear-gradient(90deg,var(--blue-300),var(--blue))}
.card__meta{display:flex;justify-content:space-between;align-items:center;font-size:.86rem;color:var(--muted);margin-bottom:1rem}
.card__meta strong{font-family:"Fraunces",serif;font-size:1.15rem;color:var(--navy)}

/* ---------- Impact / counters ---------- */
.impact{position:relative;padding:clamp(64px,8vw,104px) 0;background:var(--navy);color:#fff;overflow:hidden}
.impact::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 80% -10%,rgba(111,178,230,.28),transparent 70%);pointer-events:none}
.impact__inner{position:relative}
.impact__head{text-align:center;max-width:560px;margin:0 auto 3rem}
.impact__head .section__title{color:#fff}
.impact__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{text-align:center;padding:18px 12px;border-left:1px solid rgba(255,255,255,.1)}
.stat:first-child{border-left:none}
.stat__num{font-family:"Fraunces",serif;font-size:clamp(2.4rem,5vw,3.4rem);font-weight:600;color:#fff;line-height:1}
.stat p{color:#a9c2da;margin-top:.5rem;font-size:.96rem}

/* ---------- About ---------- */
.about{background:var(--paper)}
.about__inner{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(32px,5vw,72px);align-items:center;padding:clamp(64px,9vw,116px) 0}
.about__media{position:relative}
.about__media img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);aspect-ratio:5/4;object-fit:cover}
.about__badge{
  position:absolute;bottom:-22px;right:-10px;background:var(--accent);color:#3c2c0a;
  padding:18px 22px;border-radius:18px;box-shadow:var(--shadow);text-align:center;
}
.about__badge strong{display:block;font-family:"Fraunces",serif;font-size:2rem;line-height:1}
.about__badge span{font-size:.8rem;font-weight:600}
.about__content p{color:var(--muted);margin-top:1rem;font-size:1.06rem}
.checklist{margin:1.6rem 0 2rem;display:flex;flex-direction:column;gap:.85rem}
.checklist li{position:relative;padding-left:2rem;font-weight:600;color:var(--navy-700)}
.checklist li::before{
  content:"";position:absolute;left:0;top:2px;width:1.3rem;height:1.3rem;border-radius:50%;
  background:var(--blue-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%231a76c4' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/14px no-repeat;
}

/* ---------- Steps ---------- */
.steps-sec{background:var(--cream)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:36px 30px;overflow:hidden;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step__no{
  font-family:"Fraunces",serif;font-size:3.4rem;font-weight:600;color:var(--blue-100);
  position:absolute;top:10px;right:22px;line-height:1;
}
.step h3{font-size:1.3rem;margin-bottom:.5rem;position:relative}
.step p{color:var(--muted);font-size:.98rem;position:relative}

/* ---------- News ---------- */
.news-sec{background:var(--paper)}
.news{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news__item{
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.news__item:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.news__media{aspect-ratio:16/10;overflow:hidden}
.news__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.news__item:hover .news__media img{transform:scale(1.06)}
.news__body{padding:22px}
.news__date{font-size:.82rem;font-weight:700;color:var(--blue);letter-spacing:.03em}
.news__body h3{font-size:1.22rem;margin:.5rem 0 .5rem}
.news__body p{color:var(--muted);font-size:.95rem;margin-bottom:.9rem}
.link-arrow{font-weight:700;color:var(--navy);font-size:.92rem;transition:color .2s,gap .2s}
.link-arrow:hover{color:var(--blue)}

/* ---------- FAQ ---------- */
.faq-sec{background:var(--cream)}
.faq__wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,5vw,64px);align-items:start}
.faq__intro .section__title{margin:.4rem 0 1rem}
.faq__intro p{color:var(--muted);margin-bottom:1.5rem}
.faq{display:flex;flex-direction:column;gap:14px}
.faq__item{
  background:var(--paper);border:1px solid var(--line);border-radius:16px;
  padding:4px 24px;transition:border-color .3s,box-shadow .3s;
}
.faq__item[open]{border-color:var(--blue-300);box-shadow:var(--shadow-sm)}
.faq__item summary{
  list-style:none;cursor:pointer;font-weight:700;color:var(--navy);
  font-size:1.05rem;padding:18px 36px 18px 0;position:relative;
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:1.5rem;font-weight:400;color:var(--blue);transition:transform .3s var(--ease)
}
.faq__item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq__item p{color:var(--muted);padding:0 0 18px;font-size:.98rem}

/* ---------- CTA / accounts ---------- */
.cta{padding:clamp(56px,7vw,90px) 0}
.cta__inner{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,4vw,56px);align-items:center;
  background:linear-gradient(135deg,var(--blue) 0%,var(--blue-600) 60%,var(--navy) 100%);
  border-radius:var(--radius-lg);padding:clamp(34px,5vw,56px);color:#fff;
  position:relative;overflow:hidden;box-shadow:var(--shadow-lg);
}
.cta__inner::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.08);top:-120px;left:-60px}
.cta__text{position:relative}
.cta__text h2{color:#fff;font-size:clamp(1.8rem,3.4vw,2.6rem)}
.cta__text p{color:#d6e8f8;margin:.8rem 0 1.6rem}
.accounts{position:relative;display:flex;flex-direction:column;gap:12px}
.account{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  border-radius:14px;padding:16px 18px;display:grid;
  grid-template-columns:1fr auto;gap:6px 14px;align-items:center;backdrop-filter:blur(6px);
}
.account__bank{font-weight:700;font-size:.9rem;grid-column:1/-1;color:#cfe4f7}
.account code{font-family:"Manrope",monospace;font-size:.92rem;letter-spacing:.04em;color:#fff}
.copy{
  background:#fff;color:var(--blue-600);border:none;border-radius:99px;
  padding:.45em 1.1em;font-weight:700;font-size:.82rem;cursor:pointer;transition:transform .25s,background .2s;
}
.copy:hover{transform:translateY(-2px)}
.copy.copied{background:var(--accent);color:#3c2c0a}

/* ---------- Footer ---------- */
.footer{background:var(--navy);color:#b9cce0;padding-top:clamp(56px,7vw,86px)}
.footer__inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:48px}
.footer__logo{height:46px;filter:brightness(0) invert(1);opacity:.95;margin-bottom:1rem}
.footer__brand p{font-size:.96rem;max-width:34ch}
.footer__social{display:flex;gap:14px;margin-top:1.2rem}
.footer__social a{font-size:.86rem;font-weight:600;color:#cfe0f0;padding-bottom:2px;border-bottom:1px solid transparent;transition:border-color .2s,color .2s}
.footer__social a:hover{color:#fff;border-color:var(--blue-300)}
.footer__col h4{color:#fff;font-family:"Manrope",sans-serif;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:1.1rem}
.footer__col a{display:block;color:#b9cce0;font-size:.95rem;padding:.32em 0;transition:color .2s}
.footer__col a:hover{color:var(--blue-300)}
.footer__contact p{font-size:.92rem;margin-bottom:1rem;line-height:1.6}
.footer__contact a{font-weight:600}
.footer__bottom{border-top:1px solid rgba(255,255,255,.1)}
.footer__bottom-inner{display:flex;justify-content:space-between;gap:12px;padding:20px 24px;font-size:.84rem;color:#8ba6c2;flex-wrap:wrap}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:80;
  width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -8px rgba(37,211,102,.6);
  transition:transform .3s var(--ease);
}
.wa-float:hover{transform:scale(1.08) rotate(-4deg)}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal:nth-child(2){transition-delay:.07s}
.reveal:nth-child(3){transition-delay:.14s}
.reveal:nth-child(4){transition-delay:.21s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero__banner img{aspect-ratio:16/9}
  .cards{grid-template-columns:repeat(2,1fr)}
  .impact__grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .stat{border-left:none}
  .verify__inner{flex-direction:column;align-items:flex-start;text-align:left}
  .verify__btn{width:100%}
  .about__inner{grid-template-columns:1fr;gap:56px}
  .steps,.news{grid-template-columns:1fr}
  .faq__wrap,.cta__inner{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:760px){
  .topbar__trust{display:none}
  .topbar__inner{justify-content:center}
  .nav{
    position:fixed;inset:78px 0 auto;top:120px;flex-direction:column;align-items:stretch;
    gap:4px;background:#fff;margin:0 16px;padding:16px;border-radius:18px;
    border:1px solid var(--line);box-shadow:var(--shadow-lg);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.3s var(--ease);
  }
  .nav.open{transform:none;opacity:1;pointer-events:auto}
  .nav a{padding:.8em 1em}
  .nav-toggle{display:flex}
  .header__actions .btn--primary{display:none}
}
@media (max-width:520px){
  body{font-size:16px}
  .hero__banner img{aspect-ratio:4/3}
  .cards{grid-template-columns:1fr}
  .impact__grid{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .container{padding:0 18px}
}