/* keabilgisayar.com — tek stil dosyası (olustur.py statik/ klasöründen kopyalar) */
:root {
  --lacivert: #0b1730; --lacivert-2: #13244a; --mavi: #2563eb; --camgobegi: #22d3ee; --yesil: #16a34a; --wa: #25d366;
  --metin: #1e293b; --soluk: #5b6678; --cizgi: #e3e8f0; --zemin: #f6f8fb; --beyaz: #fff;
  --yaricap: 14px; --golge: 0 8px 28px rgba(11, 23, 48, .08);
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--metin); background: var(--beyaz); overflow-x: hidden; }
img, svg { max-width: 100%; }
a { color: var(--mavi); text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3 { line-height: 1.2; color: var(--lacivert); letter-spacing: -.01em; }
h1 { font-size: clamp(30px, 5vw, 50px); margin: .2em 0 .4em; }
h2 { font-size: clamp(23px, 3.2vw, 32px); margin: 1.6em 0 .6em; }
h3 { font-size: 19px; margin: 0 0 .4em; }
.kap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.atla { position: absolute; left: -9999px; } .atla:focus { left: 12px; top: 12px; z-index: 99; background: #fff; padding: 8px 12px; }
.ortali { text-align: center; } .alt-yazi { color: var(--soluk); max-width: 640px; margin: -6px auto 28px; }

/* başlık */
.ust { position: sticky; top: 0; z-index: 20; background: rgba(11, 23, 48, .96); backdrop-filter: blur(8px); }
.ust-ic { display: flex; align-items: center; justify-content: space-between; height: 66px; gap: 16px; }
.logo { display: inline-flex; align-items: baseline; gap: 6px; text-decoration: none; font-weight: 800; font-size: 22px; }
.logo-k { color: #fff; background: linear-gradient(135deg, var(--mavi), var(--camgobegi)); padding: 1px 9px; border-radius: 8px; letter-spacing: .04em; }
.logo-y { color: #fff; font-weight: 600; }
.menu { display: flex; align-items: center; gap: 4px; }
.menu a { color: #cbd5e1; text-decoration: none; padding: 8px 11px; border-radius: 8px; font-size: 15px; font-weight: 500; }
.menu a:hover, .menu a[aria-current] { color: #fff; background: rgba(255, 255, 255, .08); }
.menu-dugme { display: none; color: #fff; font-size: 26px; cursor: pointer; padding: 4px 8px; }

/* düğmeler */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 22px; border-radius: 999px;
  background: var(--mavi); color: #fff !important; font-weight: 700; text-decoration: none; border: 2px solid transparent; cursor: pointer; font-size: 16px; }
.btn:hover { filter: brightness(1.08); }
.btn-wa { background: var(--wa); color: #06361b !important; }
.btn-cizgi { background: transparent; border-color: var(--mavi); color: var(--mavi) !important; }
.btn-cizgi.acik { border-color: #fff; color: #fff !important; }
.btn.kucuk { padding: 7px 14px; font-size: 14px; margin-left: 6px; }
.dugmeler { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0 8px; }

/* kahraman */
.kahraman { background: radial-gradient(1200px 500px at 85% -10%, rgba(34, 211, 238, .22), transparent 60%),
  linear-gradient(160deg, var(--lacivert) 0%, var(--lacivert-2) 100%); color: #e2e8f0; padding: 70px 0 80px; }
.kahraman h1 { color: #fff; }
.kahraman .giris { font-size: 19px; color: #cbd5e1; max-width: 640px; }
.kahraman .btn-cizgi { border-color: #93c5fd; color: #dbeafe !important; }
.kahraman-ic { display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: center; }
.ust-baslik { color: var(--camgobegi); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; font-size: 13px; margin: 0; }
.vurgu { background: linear-gradient(90deg, #67e8f9, #60a5fa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.rozetler { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; color: #a5b4cb; }
.rozetler li::before { content: "✓ "; color: var(--camgobegi); font-weight: 700; }
.terminal { background: #050b18; border: 1px solid #23365e; border-radius: 16px; padding: 0 0 14px; font: 14.5px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  box-shadow: 0 30px 60px rgba(0, 0, 0, .35); overflow: hidden; }
.t-ust { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: #0d1a33; border-bottom: 1px solid #1c2c4f; margin-bottom: 8px; }
.t-ust i { width: 11px; height: 11px; border-radius: 50%; background: #f87171; } .t-ust i:nth-child(2) { background: #fbbf24; } .t-ust i:nth-child(3) { background: #34d399; }
.t-ust span { margin-left: 8px; color: #64748b; font-size: 13px; }
.terminal p { margin: 4px 18px; color: #e2e8f0; } .terminal b { color: var(--camgobegi); } .t-cvp { color: #86efac !important; padding-left: 14px; }

/* bloklar ve kartlar */
.blok { padding: 64px 20px; } .kap.blok { padding: 64px 20px; }
.koyu { background: var(--zemin); }
.izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.kart { background: #fff; border: 1px solid var(--cizgi); border-radius: var(--yaricap); padding: 24px; box-shadow: var(--golge); }
.hizmet { text-decoration: none; color: var(--metin); transition: transform .15s, box-shadow .15s; display: flex; flex-direction: column; }
.hizmet:hover { transform: translateY(-3px); box-shadow: 0 14px 36px rgba(11, 23, 48, .14); }
.hizmet p { color: var(--soluk); margin: 0 0 14px; flex: 1; font-size: 15.5px; }
.ikon { font-size: 30px; display: inline-grid; place-items: center; width: 54px; height: 54px; border-radius: 14px; background: #eef4ff; margin-bottom: 14px; }
.devam { color: var(--mavi); font-weight: 700; font-size: 15px; }
.iki { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.iki h2:first-child, .iki > div > h2:first-child { margin-top: 0; }
.liste-tik { list-style: none; padding: 0; margin: 0 0 8px; }
.liste-tik li { position: relative; padding: 7px 0 7px 32px; border-bottom: 1px dashed var(--cizgi); }
.liste-tik li::before { content: "✓"; position: absolute; left: 0; top: 7px; width: 22px; height: 22px; border-radius: 50%;
  background: #dcfce7; color: var(--yesil); font-weight: 800; font-size: 13px; display: grid; place-items: center; }
.adimlar { list-style: none; padding: 0; counter-reset: a; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.adimlar li { counter-increment: a; background: var(--zemin); border-radius: var(--yaricap); padding: 22px; }
.adimlar li::before { content: counter(a); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--mavi); color: #fff; font-weight: 800; margin-bottom: 10px; }
.adimlar b { display: block; color: var(--lacivert); font-size: 18px; } .adimlar span { color: var(--soluk); font-size: 15px; }

/* sayfa başı ve metin */
.sayfa-bas { background: linear-gradient(160deg, var(--lacivert), var(--lacivert-2)); color: #cbd5e1; padding: 34px 0 44px; }
.sayfa-bas h1 { color: #fff; } .sayfa-bas .giris { font-size: 18.5px; max-width: 820px; }
.sayfa-bas .btn-cizgi { border-color: #93c5fd; color: #dbeafe !important; }
.yol { font-size: 14px; color: #94a3b8; } .yol a { color: #94a3b8; }
.metin { max-width: 860px; padding-top: 10px; padding-bottom: 50px; }
.metin.iki { max-width: 1140px; padding-top: 40px; }
.metin p, .metin li { font-size: 17.5px; }
.etiketler { display: flex; flex-wrap: wrap; gap: 10px; }
.etiket-link { background: var(--zemin); border: 1px solid var(--cizgi); padding: 8px 14px; border-radius: 999px; text-decoration: none; color: var(--lacivert); font-weight: 600; font-size: 15px; }

/* SSS */
.sss { margin: 30px 0; }
.sss details { border: 1px solid var(--cizgi); border-radius: 12px; margin: 10px 0; background: #fff; }
.sss summary { cursor: pointer; padding: 15px 44px 15px 18px; font-weight: 700; color: var(--lacivert); list-style: none; position: relative; }
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after { content: "+"; position: absolute; right: 18px; top: 11px; font-size: 22px; color: var(--mavi); }
.sss details[open] summary::after { content: "–"; }
.sss details p { margin: 0; padding: 0 18px 16px; color: #334155; }

/* blog */
.yazi-kart { display: flex; flex-direction: column; }
.yazi-kart h3 a { color: var(--lacivert); text-decoration: none; } .yazi-kart h3 a:hover { color: var(--mavi); }
.yazi-kart p { color: var(--soluk); font-size: 15.5px; flex: 1; } .yazi-kart time { font-size: 13px; color: #94a3b8; }
.etiket { align-self: flex-start; font-size: 12px; font-weight: 700; color: var(--mavi); background: #eef4ff; padding: 3px 10px; border-radius: 999px; margin-bottom: 10px; }
.yazi { padding-top: 26px; } .yazi .yol, .yazi .yol a { color: var(--soluk); }
.kunye { color: var(--soluk); font-size: 15px; margin-top: -6px; }
.ozet { font-size: 19px; color: #334155; border-left: 4px solid var(--camgobegi); padding: 4px 0 4px 16px; }
.hizmet-kutu { margin: 30px 0; background: #f0f7ff; } .hizmet-kutu p { margin: 6px 0; }
.yazar { margin: 30px 0; } .yazar span { display: block; color: var(--soluk); font-size: 14px; } .yazar p { margin: 8px 0 0; font-size: 15.5px; }

/* iletişim */
.form label { display: block; font-weight: 600; font-size: 15px; margin: 12px 0; color: var(--lacivert); }
.form input, .form select, .form textarea { display: block; width: 100%; margin-top: 6px; padding: 11px 13px; border: 1px solid #cbd5e1; border-radius: 10px; font: inherit; font-size: 16px; }
.form small { display: block; color: var(--soluk); margin-top: 10px; font-size: 13px; }
.form h2 { margin-top: 0; }
.iletisim-liste { list-style: none; padding: 0; } .iletisim-liste li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 12px; padding: 12px 0; border-bottom: 1px solid var(--cizgi); }

/* çağrı ve alt bilgi */
.cta { background: linear-gradient(135deg, #1d4ed8, #0e7490); color: #e0f2fe; padding: 54px 0; text-align: center; }
.cta h2 { color: #fff; margin-top: 0; } .cta .dugmeler { justify-content: center; }
.alt { background: var(--lacivert); color: #94a3b8; padding: 48px 0 20px; font-size: 15px; }
.alt-ic { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
.alt h3 { color: #fff; font-size: 15px; text-transform: uppercase; letter-spacing: .06em; }
.alt a, .alt span { display: block; color: #cbd5e1; text-decoration: none; padding: 3px 0; } .alt a:hover { color: #fff; }
.alt .logo { display: inline-flex; }
.telif { border-top: 1px solid #1f2f52; margin-top: 30px; padding-top: 16px; font-size: 13px; }
.wa-sabit { position: fixed; right: 18px; bottom: 18px; z-index: 30; width: 58px; height: 58px; border-radius: 50%; background: var(--wa);
  display: grid; place-items: center; box-shadow: 0 10px 26px rgba(0, 0, 0, .25); }

/* telefon */
@media (max-width: 900px) {
  .kahraman-ic, .iki { grid-template-columns: 1fr; gap: 30px; }
  .adimlar { grid-template-columns: 1fr 1fr; }
  .alt-ic { grid-template-columns: 1fr 1fr; }
  .menu-dugme { display: block; }
  .menu { display: none; position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    background: var(--lacivert); padding: 10px 16px 18px; border-top: 1px solid #1f2f52; }
  #menu-ac:checked ~ .menu { display: flex; }
  .menu a { padding: 12px; } .btn.kucuk { margin: 8px 0 0; }
  .kahraman { padding: 44px 0 52px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; } .kap { padding: 0 16px; }
  .adimlar, .alt-ic { grid-template-columns: 1fr; }
  .dugmeler .btn { width: 100%; }
  .blok, .kap.blok { padding: 44px 16px; }
  .terminal { font-size: 12.5px; }
}
.izgara.bes { grid-template-columns: repeat(auto-fit, minmax(196px, 1fr)); gap: 16px; } .izgara.bes .kart { padding: 20px; }