:root{--navy:#102a43;--navy2:#0a2747;--blue:#174d78;--red:#ed1c24;--ink:#152536;--muted:#5e6c79;--soft:#f3f7fa;--white:#fff;--line:#dbe5ec;--shadow:0 18px 44px rgba(16,42,67,.13)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Arial,"Helvetica Neue",sans-serif;color:var(--ink);background:var(--white);line-height:1.6}
    a{color:inherit}
    img{max-width:100%;display:block}
    .skip{position:absolute;left:-9999px;top:8px;background:#fff;color:#102a43;padding:10px 14px;border-radius:8px;z-index:100}
    .skip:focus{left:12px}
    .wrap{width:min(1160px,calc(100% - 40px));margin:auto}
    .topbar{background:#081e35;color:#dce8f2;font-size:.88rem}
    .topbar .wrap{display:flex;justify-content:space-between;gap:20px;padding:8px 0}
    .header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line)}
    .nav{min-height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;margin-right:auto;text-decoration:none;font-weight:800;color:var(--navy)}
    .brand img{width:152px;height:auto;max-height:58px;object-fit:contain}
    .navlinks{display:flex;align-items:center;gap:22px}
    .navlinks>a,.dropbtn{font:inherit;font-weight:700;text-decoration:none;border:0;background:transparent;color:var(--navy);padding:12px 0;cursor:pointer}
    .navlinks>a:hover,.dropbtn:hover{color:var(--red)}
    .dropdown{position:relative}
    .dropbtn:after{content:" ▾";font-size:.8em}
    .dropdown-menu{display:none;position:absolute;right:0;top:100%;width:270px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:var(--shadow)}
    .dropdown.open .dropdown-menu{display:block}
    .dropdown-menu a{display:block;padding:11px 12px;border-radius:8px;text-decoration:none;font-weight:700;color:var(--navy)}
    .dropdown-menu a:hover,.dropdown-menu a:focus{background:var(--soft);color:var(--red)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--red);color:#fff!important;border:2px solid var(--red);border-radius:9px;padding:12px 19px!important;text-decoration:none;font-weight:800;transition:.2s ease}
    .btn:hover{background:#c91118;border-color:#c91118;transform:translateY(-1px)}
    .btn.secondary{background:transparent;color:var(--navy)!important;border-color:var(--navy)}
    .btn.secondary:hover{background:var(--navy);color:#fff!important}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--navy);border-radius:8px;padding:9px 12px;font-size:1.35rem}
    a:focus-visible,button:focus-visible{outline:3px solid #ffbf47;outline-offset:3px}
    .hero{background:linear-gradient(135deg,#0a2747 0%,#123c62 70%,#174d78 100%);color:#fff;overflow:hidden}
    .hero-grid{min-height:490px;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:58px;padding:72px 0}
    .eyebrow{display:inline-block;color:#fff;background:var(--red);border-radius:999px;padding:6px 12px;font-size:.79rem;font-weight:800;letter-spacing:.08em}
    h1{font-size:clamp(2.2rem,5vw,4.25rem);line-height:1.06;margin:18px 0 20px;max-width:760px}
    .hero p{font-size:1.12rem;color:#dce8f2;max-width:670px}
    .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero .btn.secondary{border-color:#fff;color:#fff!important}
    .hero .btn.secondary:hover{background:#fff;color:var(--navy)!important}
    .hero-card{background:#fff;color:var(--ink);border-radius:22px;padding:25px;box-shadow:0 24px 58px rgba(0,0,0,.25);transform:rotate(1deg)}
    .hero-card strong{display:block;color:var(--navy);font-size:1.28rem;margin-bottom:8px}
    .hero-card ol{margin:14px 0 0;padding-left:22px}
    .hero-card li{padding:5px 0}
    section{padding:78px 0}
    .section-head{max-width:780px;margin:0 auto 38px;text-align:center}
    .section-head span{color:var(--red);font-weight:800;letter-spacing:.06em;font-size:.82rem}
    h2{font-size:clamp(1.8rem,3.5vw,2.8rem);line-height:1.15;color:var(--navy);margin:8px 0 14px}
    .section-head p{color:var(--muted);margin:0}
    .guide{background:var(--soft)}
    .guide-frame{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow)}
    .guide-frame img{width:100%;height:auto;border-radius:12px}
    .guide-note{margin:16px 4px 2px;color:var(--muted);font-size:.92rem;text-align:center}
    .steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .step{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 20px;box-shadow:0 10px 24px rgba(16,42,67,.07)}
    .step-no{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--red);color:#fff;font-weight:900;margin-bottom:16px}
    .step h3{color:var(--navy);font-size:1.08rem;line-height:1.3;margin:0 0 9px}
    .step p{color:var(--muted);font-size:.94rem;margin:0}
    .notice{margin-top:24px;border-left:5px solid var(--red);background:#fff4f4;padding:18px 20px;border-radius:4px 12px 12px 4px;color:#4c3232}
    .help{padding-top:0}
    .help-box{display:grid;grid-template-columns:1fr auto;align-items:center;gap:32px;background:linear-gradient(125deg,var(--navy),var(--blue));color:#fff;border-radius:22px;padding:42px}
    .help-box h2{color:#fff;margin-top:0}
    .help-box p{color:#dce8f2;max-width:720px;margin-bottom:0}
    .help-actions{display:flex;flex-direction:column;gap:10px;min-width:205px}
    footer{background:#081e35;color:#c8d7e4;padding:36px 0}
    .footer-grid{display:flex;align-items:center;justify-content:space-between;gap:30px}
    footer strong{color:#fff}
    footer a{color:#fff}
    @media(max-width:920px){
      .menu-toggle{display:block}
      .navlinks{display:none;position:absolute;left:20px;right:20px;top:72px;flex-direction:column;align-items:stretch;background:#fff;padding:16px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
      .navlinks.open{display:flex}
      .navlinks>a,.dropbtn{text-align:left;padding:10px!important;width:100%}
      .dropdown-menu{position:static;width:100%;box-shadow:none;margin-top:4px}
      .hero-grid{grid-template-columns:1fr;gap:34px;padding:58px 0}
      .hero-card{transform:none}
      .steps-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:640px){
      .wrap{width:min(100% - 28px,1160px)}
      .topbar .wrap{display:block;text-align:center}
      .topbar .wrap span:last-child{display:none}
      .brand img{width:136px;height:auto;max-height:52px}
      .nav{min-height:68px}
      .navlinks{top:64px;left:14px;right:14px}
      .hero-grid{padding:46px 0}
      h1{font-size:2.25rem}
      section{padding:58px 0}
      .steps-grid{grid-template-columns:1fr}
      .guide-frame{padding:8px;border-radius:14px;overflow:visible}
      .guide-frame img{min-width:0;max-width:100%;height:auto}
      .guide-note{text-align:left}
      .help-box{grid-template-columns:1fr;padding:30px 22px}
      .help-actions{min-width:0}
      .footer-grid{display:block;text-align:center}
    }
    .guide-zoom{display:none}.guide-modal{position:fixed;inset:0;width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;border:0;background:#081e35;color:#fff;padding:0}.guide-modal::backdrop{background:rgba(0,0,0,.82)}.guide-modal__bar{height:58px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 16px;background:#102a43}.guide-modal__close{border:1px solid rgba(255,255,255,.65);background:transparent;color:#fff;border-radius:8px;padding:8px 12px;font:inherit;font-weight:700;cursor:pointer}.guide-modal__image-wrap{height:calc(100dvh - 58px);overflow:auto;padding:14px;touch-action:pan-x pan-y pinch-zoom}.guide-modal__image{display:block;width:100%;height:auto;margin:auto;touch-action:pan-x pan-y pinch-zoom}.guide-modal__image.is-zoomed{width:180%;max-width:none}@media(max-width:640px){.guide-zoom{display:inline-flex;align-items:center;justify-content:center;margin:16px auto 2px;padding:10px 14px;border:2px solid var(--navy);border-radius:8px;background:#fff;color:var(--navy);font:inherit;font-weight:800;cursor:pointer}.guide-modal__image{width:100%;max-width:100%}}
  

/* Kale Denetim: okunabilir rehber kontrastı */
.hero .eyebrow,.step-no{background:#b5121b;color:#fff}.section-head span{color:#b5121b}.btn{background:#b5121b;border-color:#b5121b}.help-actions .btn.secondary{border-color:#fff;color:#fff!important}.guide-note a{text-decoration:underline;text-underline-offset:3px}