/* ===== SamsunCoin — Site (brand) ===== */
:root{
  --paper:#fbf6ec; --paper-2:#f3ead7; --card:#ffffff;
  --ink:#0b2530; --muted:#5a6b73;
  --teal:#0d4f63; --teal-d:#082e3a; --teal-l:#13788c;
  --gold:#f5a818; --gold-2:#ffce3a; --gold-d:#c97f12; --gold-soft:#fff3d6;
  --mint:#2fb9b0; --sea:#2e8fd6;
  --line:#e8dcc6;
  --r:18px; --shadow:0 18px 44px rgba(11,37,48,.12);
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:"Hanken Grotesk",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:"Baloo 2",sans-serif;line-height:1.08;margin:0;letter-spacing:.2px}
a{color:var(--teal);text-decoration:none}
img{max-width:100%;display:block}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;border-radius:8px;z-index:200}

/* ===== Butonlar ===== */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:"Baloo 2";font-weight:700;
  font-size:16px;padding:12px 22px;border-radius:999px;cursor:pointer;border:2px solid transparent;
  transition:transform .12s cubic-bezier(.2,.9,.3,1.2),box-shadow .2s,background .2s;text-decoration:none;white-space:nowrap}
.btn:active{transform:translateY(2px)}
.btn-gold{background:linear-gradient(180deg,var(--gold-2),var(--gold));color:#3a2400;box-shadow:0 6px 0 var(--gold-d),0 14px 26px rgba(245,168,24,.35)}
.btn-gold:hover{filter:brightness(1.04)}
.btn-ghost{background:transparent;border-color:var(--teal);color:var(--teal)}
.btn-ghost:hover{background:var(--teal);color:#fff}
.btn-lg{font-size:18px;padding:15px 30px}

/* ===== Site duyuru banner ===== */
.site-ann{display:flex;align-items:center;gap:10px;padding:10px 18px;font-size:14px;font-weight:600;
  background:#0d4f63;color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.site-ann.lv-success{background:#1f8849}
.site-ann.lv-warning{background:#c97a18;color:#2a1c00}
.site-ann-ic{font-size:18px}
.site-ann-tx{flex:1;line-height:1.4}
.site-ann-tx b{margin-right:4px}
.site-ann-x{background:transparent;border:0;color:inherit;font-size:20px;line-height:1;padding:0 6px;cursor:pointer;font-weight:800}
.site-ann-x:hover{opacity:.7}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:18px;
  padding:12px clamp(16px,4vw,40px);background:rgba(251,246,236,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px}
.brand-word{font-family:"Baloo 2";font-weight:800;font-size:22px;line-height:1}
.b-s{color:var(--teal)} .b-c{color:var(--gold-d)}
.nav-links{display:flex;gap:22px;margin-left:auto}
.nav-links a{color:var(--ink);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--teal-l)}
.nav-cta{margin-left:4px}
.nav-burger{display:none;margin-left:auto;font-size:22px;background:none;border:0;cursor:pointer;color:var(--teal)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:clamp(40px,7vw,86px) clamp(16px,4vw,40px) clamp(50px,7vw,90px)}
.hero-glow{position:absolute;inset:0;z-index:0;
  background:radial-gradient(60% 70% at 78% 8%,rgba(245,168,24,.22),transparent 60%),
             radial-gradient(55% 60% at 10% 90%,rgba(47,185,176,.16),transparent 60%)}
.hero-inner{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;display:grid;
  grid-template-columns:1.05fr .95fr;gap:clamp(24px,5vw,60px);align-items:center}
.kicker{display:inline-block;font-family:"Baloo 2";font-weight:700;font-size:13px;letter-spacing:.6px;
  text-transform:uppercase;color:var(--gold-d);background:var(--gold-soft);padding:6px 14px;border-radius:999px;margin-bottom:16px}
.kicker.dark{background:rgba(13,79,99,.1);color:var(--teal)}
.band-dark .kicker,.band-sea .kicker{background:rgba(255,255,255,.14);color:var(--gold-2)}
h1{font-size:clamp(38px,7vw,68px);font-weight:800}
.hl{color:var(--gold-d)}
.lead{font-size:clamp(17px,2.1vw,21px);color:var(--muted);max-width:30ch;margin:18px 0 26px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px;color:var(--muted);font-weight:600;font-size:14px}

/* Telefon */
.hero-phone{position:relative;display:flex;justify-content:center}
.phone{position:relative;width:clamp(220px,30vw,272px);aspect-ratio:9/18.6;background:#0b1622;
  border-radius:36px;padding:10px;box-shadow:0 30px 60px rgba(11,37,48,.32),inset 0 0 0 2px #1f3247;
  animation:floaty 6s ease-in-out infinite}
.phone-notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:42%;height:18px;
  background:#0b1622;border-radius:0 0 14px 14px;z-index:3}
.phone-screen{width:100%;height:100%;border-radius:28px;overflow:hidden;background:#5db8ff}
.phone-coin{position:absolute;right:-6px;bottom:18px;filter:drop-shadow(0 10px 18px rgba(245,168,24,.4));
  animation:floaty 4.5s ease-in-out infinite reverse}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* ===== İstatistik ===== */
.stats{max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,4vw,40px);
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;transform:translateY(-12px)}
.stat-box{background:var(--teal);color:#fff;border-radius:var(--r);padding:20px 16px;text-align:center;
  box-shadow:var(--shadow)}
.stat-box:nth-child(2){background:var(--gold);color:#3a2400}
.stat-box:nth-child(3){background:var(--teal-l)}
.stat-box:nth-child(4){background:var(--mint)}
.stat-n{font-family:"Baloo 2";font-weight:800;font-size:clamp(24px,4vw,34px);line-height:1}
.stat-l{font-size:13px;font-weight:600;opacity:.92;margin-top:4px}

/* ===== Bölüm ===== */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(54px,8vw,96px) clamp(16px,4vw,40px)}
.sec-head{text-align:center;max-width:640px;margin:0 auto clamp(28px,5vw,46px)}
.sec-head h2{font-size:clamp(28px,4.6vw,46px)}
.sec-sub{color:var(--muted);margin-top:12px;font-size:18px}
.band-dark{background:linear-gradient(165deg,var(--teal),var(--teal-d));color:#fff;max-width:none;line-height:1.65}
.band-dark h2,.band-sea h2{color:#fff}
.band-dark .sec-sub{color:#bfe0e8}
.band-sea{background:linear-gradient(165deg,#1f7fbf,#0d4f63);color:#fff;max-width:none}
.band-dark .section,.band-sea .section{padding-left:0;padding-right:0}

/* ===== Adımlar ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:var(--maxw);margin:0 auto}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:28px 24px;box-shadow:0 10px 26px rgba(11,37,48,.06)}
.step-ic{font-size:34px}
.step-no{position:absolute;top:18px;right:22px;font-family:"Baloo 2";font-weight:800;font-size:30px;color:var(--paper-2)}
.step h3{font-size:21px;margin:14px 0 8px}
.step p{color:var(--muted);margin:0}

/* ===== Nedir ===== */
.about-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.about-text h2{font-size:clamp(28px,4.4vw,44px);margin:6px 0 16px}
.about-text p{color:#cfe6ec}
.ticks{list-style:none;padding:0;margin:18px 0;display:grid;gap:10px}
.ticks li{position:relative;padding-left:32px;font-weight:600}
.ticks li::before{content:"✓";position:absolute;left:0;top:-1px;width:22px;height:22px;border-radius:50%;
  background:var(--gold);color:#3a2400;display:grid;place-items:center;font-size:13px;font-weight:800}
.micro{font-size:13px;color:#9fc4cd !important;margin-top:14px}
.about-art{display:grid;place-items:center}
.coin-stack{position:relative;display:grid;place-items:center;width:200px;height:200px}
.coin-stack img{position:relative;z-index:2;animation:spin 9s linear infinite}
@keyframes spin{0%{transform:rotateY(0)}100%{transform:rotateY(360deg)}}
.cs{position:absolute;border-radius:50%;background:radial-gradient(circle at 38% 32%,#fff4c4,#ffce3a 55%,#e8920c);opacity:.5}
.cs1{width:150px;height:30px;bottom:6px;filter:blur(1px)}
.cs2{width:120px;height:24px;bottom:0;opacity:.35}
.cs3{width:90px;height:18px;bottom:-6px;opacity:.25}

/* ===== Oyun ===== */
.game-feats{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.feat b{font-family:"Baloo 2";font-size:18px}
.feat span{display:block;color:var(--muted);font-size:14px;margin-top:4px}
.game-cta{text-align:center;margin-top:34px}

/* ===== Vizyon ===== */
.vision{max-width:820px;margin:0 auto;text-align:center}
.vision>p{color:#dff0f4;max-width:60ch;margin:16px auto 0}
.vision-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px;text-align:left}
.vc{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:20px}
.vc span{font-size:28px}
.vc b{font-family:"Baloo 2";display:block;font-size:18px;margin:8px 0 6px}
.vc p{color:#dff0f4;font-size:14px;margin:0}

/* ===== Yol haritası ===== */
.road{list-style:none;max-width:760px;margin:0 auto;padding:0;display:grid;gap:6px}
.road li{position:relative;display:flex;gap:18px;padding:18px 0 18px 0;border-left:2px dashed var(--line);margin-left:10px;padding-left:28px}
.road li:last-child{border-left-color:transparent}
.road-dot{position:absolute;left:-9px;top:22px;width:16px;height:16px;border-radius:50%;background:#cdbf9f;box-shadow:0 0 0 4px var(--paper)}
.road li.done .road-dot{background:var(--gold)}
.road b{font-family:"Baloo 2";font-size:18px}
.road p{color:var(--muted);margin:4px 0 0}

/* ===== Sıralama ===== */
.lb-preview,.lb-full{max-width:680px;margin:0 auto;display:grid;gap:10px}
.lb-row{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);
  border-radius:14px;padding:13px 18px}
.band-dark .lb-row{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);color:#fff}
.lb-rank{font-family:"Baloo 2";font-weight:800;width:34px;text-align:center;font-size:18px;color:var(--muted)}
.band-dark .lb-rank{color:#bfe0e8}
.lb-name{flex:1;font-weight:700}
.lb-coin{font-family:"Baloo 2";font-weight:800;color:var(--gold-d)}
.band-dark .lb-coin{color:var(--gold-2)}
.lb-row.top{box-shadow:0 8px 20px rgba(245,168,24,.16)}
.pres{font-size:12px;color:var(--gold-d)}
.lb-page .empty{text-align:center;display:grid;gap:18px;place-items:center;color:var(--muted)}

/* ===== SSS ===== */
.faq{max-width:760px;margin:0 auto;display:grid;gap:12px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 20px}
.faq summary{cursor:pointer;font-family:"Baloo 2";font-weight:700;font-size:17px;padding:14px 0;list-style:none;
  display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold-d);font-size:24px;font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin:0 0 16px}

/* ===== CTA band ===== */
.cta-band{text-align:center;background:linear-gradient(180deg,var(--gold-2),var(--gold));color:#3a2400;
  padding:clamp(48px,7vw,80px) 20px}
.cta-band h2{font-size:clamp(30px,5vw,50px)}
.cta-band p{font-size:18px;margin:10px 0 26px;font-weight:600}
.cta-band .btn-gold{background:var(--teal);color:#fff;box-shadow:0 6px 0 var(--teal-d),0 14px 26px rgba(8,46,58,.3)}

/* ===== Yasal sayfa ===== */
.legal-body{max-width:760px;margin:0 auto;color:var(--muted);line-height:1.7}
.legal-body h3{font-family:"Baloo 2";color:var(--ink);font-size:21px;margin:28px 0 10px}
.legal-body p{margin:0 0 12px}
.legal-body ul{margin:0 0 12px;padding-left:22px}
.legal-body li{margin:6px 0}
.legal-body strong{color:var(--ink)}

/* ===== Footer ===== */
.footer{background:var(--teal-d);color:#cfe6ec;padding:48px clamp(16px,4vw,40px) 28px}
.foot-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:30px}
.footer .brand-word .b-s{color:#fff}
.foot-brand p{margin-top:10px;color:#9fc4cd;max-width:34ch}
.foot-col h4{font-family:"Baloo 2";color:#fff;margin-bottom:12px;font-size:16px}
.foot-col a{display:block;color:#bfe0e8;padding:5px 0;font-size:15px}
.foot-col a:hover{color:var(--gold-2)}
.foot-legal{max-width:var(--maxw);margin:30px auto 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  color:#9fc4cd;font-size:13px}
.foot-legal em{color:#cfe6ec;font-style:normal;font-weight:700}
.foot-copy{margin-top:8px;opacity:.8}
.foot-founder{margin-top:10px;font-size:13px;color:#bfe0e8;letter-spacing:.2px}
.foot-founder strong{color:var(--gold-2);font-weight:800}
.vision-founder{margin-top:26px;text-align:center;font-size:15px;color:rgba(255,255,255,.85);letter-spacing:.3px}
.vision-founder strong{color:var(--gold-2);font-weight:800}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.phone,.phone-coin,.coin-stack img{animation:none}}

/* ===== Responsive ===== */
@media (max-width:920px){
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-copy{order:1} .hero-phone{order:0;margin-bottom:8px}
  .lead,.about-text p{margin-left:auto;margin-right:auto}
  .hero-cta,.hero-trust{justify-content:center}
  .about-grid{grid-template-columns:1fr;text-align:center}
  .about-art{order:-1}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);
    flex-direction:column;gap:0;padding:8px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav.open .nav-links{display:flex}
  .nav-links a{padding:12px 14px;border-radius:10px}
  .nav-cta{display:none}
  .nav.open .nav-cta{display:inline-flex}
  .nav-burger{display:block}
  .steps,.game-feats,.vision-cards{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:440px){
  .stats{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
}