/* =====================================================================
   TANITIM SAYFASI  (index.html) — bağımsız stil
   Tuma Bilişim · NFC Dijital Kartvizit
   ===================================================================== */
:root{
  --ink:#0F1222; --ink-2:#2A2F45; --muted:#5C6378;
  --line:#E7E9F2; --bg:#FFFFFF; --soft:#F6F7FB; --soft-2:#EEF1F8;
  --brand:#3D5AFE; --brand-2:#7a5cff; --brand-50:#EEF1FF; --brand-100:#DDE3FF;
  --good:#0CA678;
  --fd:'Sora','Inter',system-ui,sans-serif;
  --ff:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --r:16px; --r-lg:22px; --r-xl:30px;
  --sh:0 18px 50px -16px rgba(16,18,34,.22);
  --sh-sm:0 6px 20px -8px rgba(16,18,34,.16);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; font-family:var(--ff); color:var(--ink); background:var(--bg);
  line-height:1.6; -webkit-font-smoothing:antialiased}
a{color:inherit; text-decoration:none}
img{max-width:100%}
.container{max-width:1140px; margin:0 auto; padding:0 22px}
section{position:relative}

/* ---- Butonlar ---- */
.btn{display:inline-flex; align-items:center; justify-content:center; gap:9px; cursor:pointer;
  font-family:var(--ff); font-weight:600; font-size:15px; border-radius:13px; padding:13px 20px;
  border:1px solid transparent; transition:transform .08s, box-shadow .18s, background .18s; white-space:nowrap}
.btn svg{width:18px; height:18px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand); color:#fff; box-shadow:0 12px 26px -10px rgba(61,90,254,.6)}
.btn-primary:hover{box-shadow:0 16px 32px -10px rgba(61,90,254,.65)}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--line)}
.btn-ghost:hover{background:var(--soft)}
.btn-white{background:#fff; color:var(--brand); box-shadow:var(--sh-sm)}
.btn-lg{padding:15px 26px; font-size:16px; border-radius:14px}
.btn-block{width:100%}

/* ---- Üst menü ---- */
.nav{position:sticky; top:0; z-index:50; background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(12px); border-bottom:1px solid var(--line)}
.nav-in{display:flex; align-items:center; gap:18px; height:66px}
.logo{display:flex; align-items:center; gap:10px; font-family:var(--fd); font-weight:800; font-size:17px}
.logo .mk{width:30px; height:30px; flex:none}
.logo small{display:block; font-family:var(--ff); font-weight:500; font-size:11px; color:var(--muted); margin-top:-2px}
.nav-links{display:flex; gap:4px; margin-left:14px}
.nav-links a{padding:8px 13px; border-radius:10px; font-size:14.5px; color:var(--ink-2); font-weight:500}
.nav-links a:hover{background:var(--soft); color:var(--ink)}
.nav-cta{margin-left:auto; display:flex; gap:10px; align-items:center}
.nav-cta .btn{padding:10px 16px; font-size:14.5px}
@media (max-width:860px){ .nav-links{display:none} }
@media (max-width:520px){ .nav-cta .ghost-hide{display:none} }

/* ---- Hero ---- */
.hero{padding:64px 0 48px; overflow:hidden}
.hero:before{content:""; position:absolute; inset:0; z-index:-1;
  background:
    radial-gradient(620px 420px at 78% -8%, rgba(122,92,255,.16), transparent 60%),
    radial-gradient(680px 460px at 10% 0%, rgba(61,90,254,.14), transparent 58%)}
.hero-in{display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center}
.pill{display:inline-flex; align-items:center; gap:8px; font-size:13px; font-weight:600;
  color:var(--brand); background:var(--brand-50); border:1px solid var(--brand-100);
  padding:6px 13px; border-radius:999px; margin-bottom:20px}
.pill .dot{width:7px; height:7px; border-radius:50%; background:var(--good)}
.hero h1{font-family:var(--fd); font-weight:800; font-size:48px; line-height:1.08;
  letter-spacing:-.02em; margin:0 0 18px}
.hero h1 .grad{background:linear-gradient(120deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent}
.hero p.lead{font-size:18px; color:var(--muted); margin:0 0 28px; max-width:520px}
.hero-cta{display:flex; gap:12px; flex-wrap:wrap; margin-bottom:22px}
.hero-meta{display:flex; gap:22px; flex-wrap:wrap; color:var(--muted); font-size:13.5px}
.hero-meta b{color:var(--ink)}
.hero-meta span{display:inline-flex; align-items:center; gap:7px}
.hero-meta svg{width:16px; height:16px; color:var(--good)}

/* Telefon çerçevesi (demo iframe) */
.phone-wrap{display:flex; justify-content:center}
.phone-frame{position:relative; width:300px; height:600px; background:#0F1222; border-radius:42px;
  padding:11px; box-shadow:0 40px 80px -28px rgba(16,18,34,.5), 0 0 0 2px rgba(255,255,255,.04) inset}
.phone-frame:before{content:""; position:absolute; top:16px; left:50%; transform:translateX(-50%);
  width:120px; height:24px; background:#0F1222; border-radius:0 0 16px 16px; z-index:3}
.phone-screen{width:100%; height:100%; border-radius:32px; overflow:hidden; background:#EFF1F7}
.phone-screen iframe{width:100%; height:100%; border:0; display:block}
.phone-float{position:absolute; background:#fff; border-radius:14px; box-shadow:var(--sh-sm);
  padding:10px 13px; display:flex; align-items:center; gap:9px; font-size:13px; font-weight:600}
.phone-float svg{width:18px; height:18px}
.pf-1{top:48px; left:-46px; color:var(--brand)}
.pf-2{bottom:70px; right:-40px; color:var(--good)}
@media (max-width:920px){
  .hero-in{grid-template-columns:1fr; gap:36px}
  .hero h1{font-size:38px}
  .phone-float{display:none}
}

/* ---- Bölüm başlıkları ---- */
.sec{padding:64px 0}
.sec-soft{background:var(--soft)}
.sec-head{text-align:center; max-width:660px; margin:0 auto 44px}
.sec-tag{font-size:13px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--brand)}
.sec-head h2{font-family:var(--fd); font-weight:800; font-size:34px; letter-spacing:-.02em; margin:10px 0 12px}
.sec-head p{font-size:17px; color:var(--muted); margin:0}

/* ---- Nasıl çalışır ---- */
.steps{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.step{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:28px 26px; position:relative}
.step .n{width:42px; height:42px; border-radius:12px; display:grid; place-items:center;
  background:var(--brand-50); color:var(--brand); font-family:var(--fd); font-weight:800; font-size:18px; margin-bottom:16px}
.step h3{font-family:var(--fd); font-weight:700; font-size:19px; margin:0 0 8px}
.step p{color:var(--muted); margin:0; font-size:14.5px}
.step .arr{position:absolute; right:-16px; top:42px; color:var(--brand-100); z-index:2}
.step:last-child .arr{display:none}
@media (max-width:780px){ .steps{grid-template-columns:1fr} .step .arr{display:none} }

/* ---- Özellikler ---- */
.feat-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.feat{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:24px 22px;
  transition:transform .14s, box-shadow .18s, border-color .18s}
.feat:hover{transform:translateY(-3px); box-shadow:var(--sh-sm); border-color:var(--brand-100)}
.feat .ic{width:46px; height:46px; border-radius:13px; display:grid; place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; margin-bottom:14px}
.feat .ic svg{width:23px; height:23px}
.feat h3{font-family:var(--fd); font-weight:700; font-size:17px; margin:0 0 6px}
.feat p{color:var(--muted); margin:0; font-size:14px}
.feat .pro-tag{display:inline-block; margin-left:6px; font-size:10px; font-weight:800; color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2)); padding:2px 7px; border-radius:999px; vertical-align:middle}
@media (max-width:860px){ .feat-grid{grid-template-columns:repeat(2,1fr)} }
@media (max-width:560px){ .feat-grid{grid-template-columns:1fr} }

/* ---- Şablonlar ---- */
.tpls{display:grid; grid-template-columns:repeat(5,1fr); gap:16px}
.tpl-card{border:1px solid var(--line); border-radius:18px; overflow:hidden; background:#fff; text-align:center}
.tpl-top{height:96px; position:relative}
.tpl-top:after{content:""; position:absolute; left:50%; bottom:-22px; transform:translateX(-50%);
  width:44px; height:44px; border-radius:50%; background:#fff; border:3px solid #fff; box-shadow:0 4px 10px rgba(0,0,0,.12)}
.tpl-card .body{padding:30px 12px 16px}
.tpl-card .body .l1{height:8px; width:62%; margin:0 auto 6px; background:var(--soft-2); border-radius:4px}
.tpl-card .body .l2{height:7px; width:44%; margin:0 auto; background:var(--soft-2); border-radius:4px}
.tpl-card .nm{font-family:var(--fd); font-weight:700; font-size:13.5px; padding:10px 0 14px}
.g-aurora{background:linear-gradient(150deg,#3D5AFE,#7a5cff)}
.g-minimal{background:#F2F4F8; border-bottom:1px solid var(--line)}
.g-noir{background:linear-gradient(150deg,#22252e,#0c0e14)}
.g-sunset{background:linear-gradient(135deg,#f5576c,#f78361 45%,#f093fb)}
.g-ocean{background:linear-gradient(135deg,#4facfe,#2ad0ca 55%,#00f2fe)}
@media (max-width:860px){ .tpls{grid-template-columns:repeat(3,1fr)} }
@media (max-width:520px){ .tpls{grid-template-columns:repeat(2,1fr)} }

/* ---- Fiyatlar ---- */
.price-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:22px; max-width:820px; margin:0 auto}
.price{background:#fff; border:1px solid var(--line); border-radius:var(--r-xl); padding:32px 30px; position:relative}
.price.hot{border:2px solid var(--brand); box-shadow:var(--sh)}
.price .badge{position:absolute; top:-12px; right:26px; font-size:11.5px; font-weight:800; color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2)); padding:5px 12px; border-radius:999px}
.price h3{font-family:var(--fd); font-weight:800; font-size:22px; margin:0 0 4px}
.price .desc{color:var(--muted); font-size:14px; margin:0 0 18px}
.price .amt{font-family:var(--fd); font-weight:800; font-size:38px; line-height:1; margin-bottom:4px}
.price .amt small{font-size:15px; font-weight:600; color:var(--muted)}
.price .note{font-size:12.5px; color:var(--muted); margin-bottom:22px}
.price ul{list-style:none; margin:0 0 26px; padding:0; display:grid; gap:11px}
.price li{display:flex; gap:10px; align-items:flex-start; font-size:14.5px; color:var(--ink-2)}
.price li svg{width:19px; height:19px; flex:none; color:var(--good); margin-top:1px}
.price li.off{color:var(--muted-2,#9AA0B5)}
.price li.off svg{color:#C7CBD9}
@media (max-width:720px){ .price-grid{grid-template-columns:1fr} }

/* ---- CTA bandı ---- */
.cta-band{margin:0 auto; max-width:1096px; border-radius:var(--r-xl); padding:56px 40px; text-align:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; box-shadow:var(--sh)}
.cta-band h2{font-family:var(--fd); font-weight:800; font-size:32px; margin:0 0 10px}
.cta-band p{margin:0 0 26px; font-size:17px; opacity:.92}

/* ---- Footer ---- */
.foot{border-top:1px solid var(--line); padding:40px 0 50px; color:var(--muted); font-size:14px}
.foot-in{display:flex; flex-wrap:wrap; gap:20px; align-items:center; justify-content:space-between}
.foot a{color:var(--ink-2)}
.foot a:hover{color:var(--brand)}
.foot .links{display:flex; gap:18px; flex-wrap:wrap}