/* ============================================================
   AESOFT — TASARIM B · "Apple Sahneleri"
   ------------------------------------------------------------
   Referans: apple.com/tr. İlkeler:
   · Sayfa = üst üste dizilmiş TAM EKRAN sahneler; sahne = tek mesaj.
   · Kart/çerçeve yok — renk bloğu, dev tipografi ve boşluk her şey.
   · Açık / koyu sahneler dönüşümlü; her ürün kendi atmosferinde.
   · Düğme yerine metin linki: "İnceleyin ›".
   Tasarım A'ya (index.html + style.css) dokunulmaz; bu dosya bağımsızdır.
   ============================================================ */

:root {
  --navy: #16244f;
  --ink: #1d1d1f;
  --ink-ters: #f5f5f7;
  --gri: #6e6e73;
  --zemin: #ffffff;
  --zemin-yumusak: #f5f5f7;
  --koyu: #0d1838;
  --mavi: #1a5bb8;
  --turkuaz: #0e9cd9;
  --zumrut: #047857;
  --eflatun: #b078d8;
  --eflatun-metin: #8a4fb8;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  font-family: 'Inter', -apple-system, 'Segoe UI', sans-serif;
  background: var(--zemin); color: var(--ink);
  line-height: 1.5; -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Üst çubuk: ince, blur'lu, Apple ölçüsü ---------- */
.ust {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 64px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.ust-ic {
  max-width: 1140px; height: 100%; margin: 0 auto; padding: 0 26px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.ust-logo img { height: 27px; width: auto; }
.ust a:not(.ust-logo) {
  font-size: 14.5px; font-weight: 600; color: rgba(0, 0, 0, 0.82);
  padding: 8px 13px; border-radius: 100px; transition: color 0.2s;
}
.ust a:not(.ust-logo):hover { color: #000; }
.ust .ust-cta { background: var(--navy); color: #fff !important; padding: 9px 19px; font-weight: 700; font-size: 13.5px; }

/* ---------- Sahne temeli ---------- */
/* Sahneler EKRANA göre değil İÇERİĞE göre boyutlanır — kısa sahne
   (Custom, Beyankâr) dev boşluklarla asılı kalmaz, uzun sahne (Drive
   videolu) doğal akar. Ritim: üst 92 / alt 84. */
.sahne {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 92px 24px 84px;
}
.kicker {
  font-size: 13px; font-weight: 700; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--gri);
}
.sahne h1, .sahne h2 {
  margin-top: 10px;
  font-size: clamp(2.9rem, 6.5vw, 5.5rem);
  font-weight: 800; line-height: 1.04; letter-spacing: -0.03em;
}
.soz {
  margin-top: 18px; max-width: 56ch;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  font-weight: 500; color: var(--gri); line-height: 1.5;
}
.linkler { margin-top: 22px; display: flex; gap: 34px; flex-wrap: wrap; justify-content: center; }
.git {
  font-size: clamp(1rem, 1.4vw, 1.2rem); font-weight: 500; color: var(--mavi);
}
.git::after { content: ' ›'; }
.git:hover { text-decoration: underline; }
.mini { margin-top: 30px; font-size: 0.85rem; font-weight: 600; color: var(--gri); letter-spacing: 0.02em; }
.urun-logo { height: clamp(30px, 4vw, 42px); width: auto; margin-bottom: 8px; }
.cip {
  display: inline-block; margin-bottom: 14px;
  font-size: 11px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 100px;
}

/* Koyu sahne ortak */
.koyu { background: var(--koyu); color: var(--ink-ters); }
.koyu .kicker { color: rgba(245, 245, 247, 0.55); }
.koyu .soz { color: rgba(245, 245, 247, 0.72); }
.koyu .git { color: #6fc3ef; }

/* ---------- 1 · Manifesto ---------- */
/* Açılış ile Spectra arasında ölü boşluk kalmasın: manifesto daha kısa
   tutulur, Spectra hemen ardından nefes almadan başlar. */
.sahne-manifesto {
  padding-top: 128px; padding-bottom: 56px;
  background: linear-gradient(180deg, #f5f8fc 0%, #ffffff 100%);
}
.sahne-manifesto h1 { max-width: 20ch; }

/* Manifesto'daki büyük Aesoft imzası */
.marka { height: clamp(42px, 5vw, 58px); width: auto; margin-bottom: 22px; }

/* ---------- 2 · Spectra ---------- */
.sahne-spectra {
  padding-top: 60px;
  background: linear-gradient(180deg, #ffffff 0%, #f2f7fd 55%, #ffffff 100%);
}
.dev {
  font-size: clamp(4.8rem, 11vw, 10rem) !important;
  letter-spacing: -0.045em !important; line-height: 0.98 !important;
}
.dev em {
  font-style: normal;
  background: linear-gradient(94deg, #16244f 6%, #1a5bb8 48%, #0e9cd9 94%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
/* Renk akışı — Beyankâr login kalıbı, sahne görünür olunca bir kez */
.canli .dev em {
  background: linear-gradient(94deg,
    #0e9cd9 0%, #8ec4f2 14%, #1a5bb8 30%, #16244f 46%,
    #16244f 60.8%, #1a5bb8 78.3%, #0e9cd9 97.5%);
  background-size: 240% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: bAkis 2.4s cubic-bezier(0.45, 0.1, 0.25, 1) 0.9s 1 both;
}
@keyframes bAkis { from { background-position: 0% 0; } to { background-position: 100% 0; } }
/* Sessiz aile satırı — login'deki imza satırı */
.aile {
  margin-top: 54px; list-style: none;
  display: flex; align-items: flex-start; justify-content: center;
  gap: clamp(18px, 3vw, 40px); flex-wrap: wrap;
}
.aile li { display: flex; flex-direction: column; align-items: center; gap: 7px; }
.aile a, .aile div { display: flex; flex-direction: column; align-items: center; gap: 7px; }
.aile img { height: 24px; width: auto; }
.aile small { font-size: 11px; font-weight: 600; color: var(--gri); }
/* Soluklaştırma yalnız logoya — "yakında" etiketi okunur kalır */
.aile .pasif img { opacity: 0.45; }
.aile a { transition: transform 0.25s var(--ease); }
.aile a:hover { transform: translateY(-3px); }

/* ============================================================
   ÜRÜN ATMOSFERLERİ — Beyankâr login vitrininden BİREBİR
   (her ürünün kendi zemin durakları + kendi mikro dokusu;
   ürün zeminleri asla koyu değildir, logolar asla beyazlatılmaz)
   ============================================================ */
.atmo-custom {
  background-image:
    radial-gradient(circle, rgba(22, 36, 79, 0.05) 1px, transparent 1.5px),
    linear-gradient(180deg, #e6eaf1 0%, #fbfcfd 74%, #ffffff 100%);
  background-size: 26px 26px, auto;
}
.atmo-drive {
  background-image:
    repeating-linear-gradient(116deg, rgba(14, 156, 217, 0.07) 0 1px, transparent 1px 30px),
    linear-gradient(180deg, #e4f2fa 0%, #fbfdfe 74%, #ffffff 100%);
}
.atmo-beyankar {
  background-image:
    linear-gradient(rgba(22, 36, 79, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 36, 79, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, #e3f2ea 0%, #fbfdfc 74%, #ffffff 100%);
  background-size: 46px 46px, 46px 46px, auto;
}
.atmo-harmonia {
  background-image:
    radial-gradient(760px 460px at 50% -12%, rgba(176, 120, 216, 0.15), transparent 62%),
    linear-gradient(180deg, #f0e4fa 0%, #fdfbfe 74%, #ffffff 100%);
}
/* Ürün sayfalarında vurgu kelimesi daima ürünün metin aksanında */
[class*="b-"] .sahne h2 em, [class*="b-"] .sahne h1 em { font-style: normal; color: var(--aksan); }

/* ---------- 3 · Custom — LACİVERT kimlik, nokta dokusu ---------- */
.sahne-custom {
  background-image:
    radial-gradient(circle, rgba(22, 36, 79, 0.05) 1px, transparent 1.5px),
    linear-gradient(180deg, #e6eaf1 0%, #fbfcfd 74%, #ffffff 100%);
  background-size: 26px 26px, auto;
}
.sahne-custom .cip { background: rgba(22, 36, 79, 0.08); color: var(--navy); }
.sahne-custom h2 em { font-style: normal; color: var(--navy); }
.sahne-custom .git { color: var(--navy); }

/* ---------- 4 · Drive — TURKUAZ kimlik, diyagonal doku, AÇIK zemin
   (Drive spec'i: parlak mavi asla büyük dolgu yüzeyi olmaz; zemin buz mavisi,
   logo daima orijinal renkli) ---------- */
.sahne-drive {
  background-image:
    repeating-linear-gradient(116deg, rgba(14, 156, 217, 0.07) 0 1px, transparent 1px 30px),
    linear-gradient(180deg, #e4f2fa 0%, #fbfdfe 74%, #ffffff 100%);
}
.sahne-drive .kicker { color: #0e5e8f; }
.sahne-drive h2 em { font-style: normal; color: #0e5e8f; }
.sahne-drive .git { color: #0e5e8f; }
.perde {
  margin-top: 48px; width: min(960px, 94vw);
  border-radius: 18px; overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(13, 24, 56, 0.10);
  box-shadow: 0 30px 80px rgba(13, 24, 56, 0.20);
}
.perde video { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.koyu .perde { border-color: rgba(255, 255, 255, 0.12); box-shadow: 0 40px 100px rgba(0, 0, 0, 0.45); }

/* ---------- 5 · Beyankâr — ZÜMRÜT kimlik, ızgara dokusu ---------- */
.sahne-beyankar {
  background-image:
    linear-gradient(rgba(22, 36, 79, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 36, 79, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, #e3f2ea 0%, #fbfdfc 74%, #ffffff 100%);
  background-size: 46px 46px, 46px 46px, auto;
}
.sahne-beyankar .cip { background: rgba(4, 120, 87, 0.10); color: var(--zumrut); }
.sahne-beyankar h2 em { font-style: normal; color: var(--zumrut); }
.sahne-beyankar .git { color: var(--zumrut); }

/* ---------- 6 · Harmonia — EFLATUN kimlik, AÇIK zemin
   (uygulamadaki Harmonia vitrini açık eflatundur) ---------- */
.sahne-harmonia {
  background-image:
    radial-gradient(760px 460px at 50% -12%, rgba(176, 120, 216, 0.18), transparent 62%),
    linear-gradient(180deg, #f0e4fa 0%, #fdfbfe 74%, #ffffff 100%);
}
.sahne-harmonia .kicker { color: var(--eflatun-metin); }
.sahne-harmonia h2 em { font-style: normal; color: var(--eflatun-metin); }
.sahne-harmonia .git { color: var(--eflatun-metin); }

/* ---------- 7 · Yakında: aile büyüyor ---------- */
.sahne-yakinda {
  background: linear-gradient(180deg, #ffffff 0%, var(--zemin-yumusak) 100%);
}
.modul-karolar {
  margin-top: 46px; width: min(1180px, 94vw);
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px;
}
.m-karo {
  position: relative;
  background: #ffffff; border-radius: 20px;
  padding: 34px 16px 24px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 18px 40px -30px rgba(13, 24, 56, 0.35);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.m-karo::before {
  content: ''; position: absolute; top: 0; left: 22px; right: 22px; height: 3px;
  border-radius: 0 0 3px 3px; background: var(--mk, var(--navy));
}
.m-karo:hover { transform: translateY(-5px); box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05), 0 30px 56px -30px rgba(13, 24, 56, 0.45); }
.m-karo img { height: 26px; width: auto; }
.m-karo p { font-size: 0.85rem; color: var(--gri); line-height: 1.45; max-width: 20ch; text-align: center; }
.m-yakinda {
  margin-top: auto;
  font-size: 10px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mk, var(--navy));
  background: color-mix(in srgb, var(--mk, #16244f) 9%, #ffffff);
  padding: 4px 12px; border-radius: 100px;
}
@media (max-width: 900px) {
  .modul-karolar { grid-template-columns: repeat(2, 1fr); }
  .modul-karolar .m-karo:last-child { grid-column: span 2; }
}

/* ---------- 8 · Yetkinlik karoları (Apple'ın ikili alt ızgarası) ---------- */
.karolar {
  padding: 14px; max-width: 1440px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.karo {
  min-height: 480px; border-radius: 24px; overflow: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 56px 30px;
  background: var(--zemin-yumusak);
}
.karo.koyu-karo { background: var(--koyu); color: var(--ink-ters); }
.karo.koyu-karo .k-soz { color: rgba(245, 245, 247, 0.7); }
.karo.koyu-karo .git { color: #6fc3ef; }
.k-kicker {
  font-size: 12px; font-weight: 700; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--gri);
}
.karo.koyu-karo .k-kicker { color: rgba(245, 245, 247, 0.55); }
.karo h3 {
  margin-top: 8px; font-size: clamp(1.7rem, 2.6vw, 2.5rem);
  font-weight: 800; letter-spacing: -0.02em; line-height: 1.1;
}
.k-soz { margin-top: 12px; max-width: 44ch; font-size: 1rem; color: var(--gri); }
.k-kanit { margin-top: 10px; font-size: 0.82rem; font-weight: 700; color: var(--mavi); }
.karo.koyu-karo .k-kanit { color: #6fc3ef; }
.karo .linkler { margin-top: 16px; }

/* ---------- CTA + alt ---------- */
.sahne-cta { padding-top: 100px; padding-bottom: 100px; background: var(--zemin-yumusak); }
.alt {
  background: var(--zemin-yumusak); border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding: 26px 22px 34px;
}
.alt-ic {
  max-width: 1024px; margin: 0 auto;
  padding-right: 96px; /* sabit sohbet balonu footer linklerini örtmesin */
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  font-size: 12px; color: var(--gri);
}
.alt-ic nav { display: flex; gap: 18px; flex-wrap: wrap; }
.alt-ic a:hover { text-decoration: underline; }

/* ---------- Sahne girişleri: sade, Apple gibi az ---------- */
.rev { opacity: 0; transform: translateY(22px); }
.canli .rev { animation: bGir 0.8s var(--ease) both; }
.canli .rev:nth-child(1) { animation-delay: 0.05s; }
.canli .rev:nth-child(2) { animation-delay: 0.15s; }
.canli .rev:nth-child(3) { animation-delay: 0.28s; }
.canli .rev:nth-child(4) { animation-delay: 0.4s; }
.canli .rev:nth-child(5) { animation-delay: 0.52s; }
.canli .rev:nth-child(6) { animation-delay: 0.64s; }
@keyframes bGir { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }

/* ============================================================
   ÜRÜN SAYFALARI (tasarim-b-*.html) — kimlik jetonları
   ------------------------------------------------------------
   Her ürün sayfası <body> sınıfıyla kendi aksanını kurar; bileşenler
   --aksan ailesinden beslenir. Koyu sahnelerde --aksan-acik kullanılır.
   ============================================================ */
body.b-custom   { --aksan: #16244f; --aksan-acik: #9db4f5; --aksan-zemin: rgba(22, 36, 79, 0.08); }
body.b-drive    { --aksan: #0e5e8f; --aksan-acik: #6fc3ef; --aksan-zemin: rgba(14, 156, 217, 0.10); }
body.b-beyankar { --aksan: #047857; --aksan-acik: #34d399; --aksan-zemin: rgba(4, 120, 87, 0.10); }
body.b-harmonia { --aksan: #8a4fb8; --aksan-acik: #c99af0; --aksan-zemin: rgba(176, 120, 216, 0.14); }

[class*="b-"] .git { color: var(--aksan, var(--mavi)); }
/* Açık aksan YALNIZ gerçekten koyu sahnelerde — açık zeminli
   sahne-harmonia'da kontrastı düşürdüğü için buradan çıkarıldı */
[class*="b-"] .koyu .git { color: var(--aksan-acik, #6fc3ef); }
[class*="b-"] .cip { background: var(--aksan-zemin); color: var(--aksan); }
[class*="b-"] .koyu .cip { background: rgba(255, 255, 255, 0.12); color: var(--aksan-acik); }

/* Ürün hero atmosferleri — üstten aksan ışıması, alta beyaz */
.sahne-urun-hero {
  background:
    radial-gradient(880px 500px at 50% -12%, var(--aksan-zemin, rgba(26, 91, 184, 0.08)), transparent 62%),
    linear-gradient(180deg, #f7f9fc 0%, #ffffff 100%);
}
.koyu.sahne-urun-hero {
  background:
    radial-gradient(880px 520px at 50% -12%, var(--aksan-zemin), transparent 60%),
    var(--koyu);
}

/* Apple usulü büyük rakam satırı */
.b-rakamlar {
  margin-top: 44px;
  display: flex; gap: clamp(28px, 5vw, 64px); flex-wrap: wrap; justify-content: center;
}
.b-rakam { display: flex; flex-direction: column; gap: 2px; }
.b-rakam b {
  font-size: clamp(2rem, 3.6vw, 3.2rem); font-weight: 800;
  letter-spacing: -0.03em; color: var(--aksan, var(--navy));
  font-variant-numeric: tabular-nums; line-height: 1.1;
}
.koyu .b-rakam b { color: var(--aksan-acik, #6fc3ef); }
.b-rakam span { font-size: 0.82rem; font-weight: 600; color: var(--gri); }
.koyu .b-rakam span { color: rgba(245, 245, 247, 0.6); }

/* Sahne içi madde satırı — kart değil, tek çizgi ritim */
.b-maddeler {
  margin-top: 36px; list-style: none; max-width: 640px;
  display: flex; flex-direction: column; gap: 0; text-align: left;
}
.b-maddeler li {
  padding: 16px 4px; font-size: 1rem; color: var(--ink);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08); line-height: 1.55;
}
.b-maddeler li:last-child { border-bottom: 0; }
.b-maddeler b { font-weight: 700; }
.koyu .b-maddeler li { color: var(--ink-ters); border-bottom-color: rgba(255, 255, 255, 0.12); }
.b-maddeler li small { display: block; margin-top: 2px; font-size: 0.88rem; color: var(--gri); }
.koyu .b-maddeler li small { color: rgba(245, 245, 247, 0.6); }

/* Küçük üst geri linki (ürün sayfası başı) — AKIŞ İÇİNDE durur:
   mutlak konum değil; içerikle çakışması yapısal olarak imkânsız. */
.b-geri {
  display: inline-block; margin-bottom: 22px;
  font-size: 0.85rem; font-weight: 600; color: var(--gri);
}
.b-geri:hover { color: var(--ink); }

/* ============================================================
   DEMO TALEBİ (demo.html) — bölünmüş sahne: solda vaat, sağda
   yüzen form kartı. Ürün seçimi logolu marka çipleriyle.
   Gönderim sunucuya not düşer (POST /api/demo-talep), mail YOK.
   ============================================================ */
.demo-sahne {
  align-items: stretch; text-align: left;
  padding-top: 96px; padding-bottom: 64px;
  background:
    radial-gradient(900px 520px at 18% -10%, rgba(26, 91, 184, 0.08), transparent 62%),
    radial-gradient(760px 460px at 96% 108%, rgba(176, 120, 216, 0.10), transparent 60%),
    linear-gradient(180deg, #f5f8fc 0%, #ffffff 100%);
}
.demo-izgara {
  width: min(1120px, 94vw); margin: auto;
  display: grid; grid-template-columns: 1fr 1.05fr;
  gap: clamp(32px, 5vw, 72px); align-items: center;
}
.demo-sol .kicker { text-align: left; }
.demo-sol h1 {
  margin-top: 10px; font-size: clamp(2.3rem, 4vw, 3.4rem);
  font-weight: 800; line-height: 1.06; letter-spacing: -0.03em;
}
.demo-sol h1 em { font-style: normal; color: var(--mavi); }
.demo-sol .soz { margin-top: 14px; max-width: 44ch; font-size: 1.05rem; }
.demo-maddeler { list-style: none; margin-top: 26px; display: flex; flex-direction: column; gap: 13px; }
.demo-maddeler li {
  position: relative; padding-left: 32px;
  font-size: 0.95rem; color: var(--ink); line-height: 1.5;
}
.demo-maddeler li::before {
  content: '✓'; position: absolute; left: 0; top: 1px;
  width: 21px; height: 21px; border-radius: 7px;
  background: rgba(26, 91, 184, 0.10); color: var(--mavi);
  font-size: 0.72rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.demo-maddeler b { font-weight: 700; }
.demo-sol .mini { margin-top: 26px; text-align: left; }

/* ---- sağ: yüzen form kartı ---- */
.demo-kart {
  background: #fff; border-radius: 26px;
  border: 1px solid rgba(13, 24, 56, 0.07);
  box-shadow: 0 2px 6px rgba(13, 24, 56, 0.05), 0 40px 90px -40px rgba(13, 24, 56, 0.35);
  padding: clamp(24px, 3vw, 38px);
}
.demo-kart h2 { font-size: 1.15rem; font-weight: 800; letter-spacing: -0.01em; }
.demo-kart .demo-alt-baslik { margin-top: 3px; font-size: 0.82rem; color: var(--gri); }
.b-alan { display: flex; flex-direction: column; gap: 6px; margin-top: 15px; }
.b-alan label { font-size: 0.78rem; font-weight: 700; color: var(--ink); }
.b-alan label small { font-weight: 500; color: var(--gri); }
.b-alan input, .b-alan textarea {
  font-family: inherit; font-size: 0.94rem; color: var(--ink);
  border: 1.5px solid #dde3ee; border-radius: 12px;
  padding: 11px 13px; background: #fbfcfe; outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s; resize: vertical;
}
.b-alan input:focus, .b-alan textarea:focus {
  border-color: var(--navy); background: #fff;
  box-shadow: 0 0 0 4px rgba(22, 36, 79, 0.08);
}
.b-satir { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .b-satir { grid-template-columns: 1fr; } }

/* ---- ürün seçimi: logolu marka çipleri ---- */
.demo-urunler {
  margin-top: 8px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 9px;
}
.demo-urun input { position: absolute; opacity: 0; pointer-events: none; }
.demo-urun span {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 8px 10px;
  border: 1.5px solid #dde3ee; border-radius: 13px;
  background: #fff; cursor: pointer;
  font-size: 0.82rem; font-weight: 600; color: var(--gri);
  transition: border-color 0.18s, box-shadow 0.18s, transform 0.18s;
}
.demo-urun span:hover { transform: translateY(-1px); border-color: #b9c4d8; }
.demo-urun img { height: 17px; width: auto; }
.demo-urun input:checked + span {
  border-color: var(--du, var(--navy));
  box-shadow: 0 0 0 3.5px color-mix(in srgb, var(--du, #16244f) 14%, transparent);
  color: var(--du, var(--navy));
}
.demo-urun input:focus-visible + span { outline: 2px solid var(--du, var(--navy)); outline-offset: 2px; }

.b-dugme {
  width: 100%; margin-top: 20px;
  font-family: inherit; font-size: 0.98rem; font-weight: 700; color: #fff;
  background: var(--navy); border: 0; border-radius: 100px;
  padding: 15px 28px; cursor: pointer;
  transition: background 0.2s, transform 0.25s var(--ease), box-shadow 0.25s;
}
.b-dugme:hover { background: #1e3a75; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(22, 36, 79, 0.28); }
.b-dugme:disabled { opacity: 0.55; cursor: wait; transform: none; box-shadow: none; }
.b-form-not { margin-top: 12px; font-size: 0.8rem; color: var(--gri); text-align: center; min-height: 1.2em; }
.b-form-not.hata { color: #c0392b; font-weight: 600; }

/* ---- başarı durumu: kartın içi teşekkür sahnesine döner ---- */
.demo-tesekkur { text-align: center; padding: 26px 6px; }
.demo-tesekkur-ikon {
  width: 58px; height: 58px; margin: 0 auto 16px; border-radius: 50%;
  background: rgba(4, 120, 87, 0.10); color: var(--zumrut);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 800;
}
.demo-tesekkur h2 { font-size: 1.3rem; }
.demo-tesekkur p { margin-top: 10px; font-size: 0.92rem; color: var(--gri); line-height: 1.6; }

@media (max-width: 900px) {
  .demo-izgara { grid-template-columns: 1fr; }
  .demo-sol { text-align: center; }
  .demo-sol .kicker, .demo-sol .mini { text-align: center; }
  .demo-sol .soz { margin-left: auto; margin-right: auto; }
  .demo-maddeler { max-width: 420px; margin-left: auto; margin-right: auto; }
}

/* ---------- Dar ekran ---------- */
@media (max-width: 780px) {
  /* Mobilde menü gizlenmez — yatay kaydırılabilir kompakt nav */
  .ust-ic { padding: 0 12px; gap: 2px; overflow-x: auto; scrollbar-width: none; }
  .ust-ic::-webkit-scrollbar { display: none; }
  .ust-logo img { height: 22px; }
  .ust a:not(.ust-logo) { font-size: 13px; padding: 7px 9px; white-space: nowrap; }
  .ust .ust-cta { padding: 7px 13px; font-size: 12.5px; }
  .karolar { grid-template-columns: 1fr; }
  .karo { min-height: 380px; }
  .linkler { gap: 20px; }
}

/* iOS: 16px altı input odakta otomatik zoom yapar — mobilde büyüt */
@media (max-width: 480px) {
  .b-alan input, .b-alan textarea { font-size: 16px; }
}

/* ============================================================
   ÜRÜN BİLGİ BÖLÜMLERİ — Modül dizini + SSS
   (pazarlama dokümanları revizyonu; yalnız ürün sayfaları kullanır)
   ============================================================ */
/* Modül dizini: her karo ilgili modülün detay sayfasına açılır */
.b-moduller {
  margin-top: 44px; width: min(1060px, 94vw);
  list-style: none;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px;
  text-align: left;
}
.b-moduller a {
  height: 100%;
  background: #ffffff; border-radius: 18px; padding: 22px 22px 18px;
  display: flex; flex-direction: column; gap: 5px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 18px 40px -30px rgba(13, 24, 56, 0.35);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.b-moduller a:hover {
  transform: translateY(-4px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05), 0 30px 56px -30px rgba(13, 24, 56, 0.45);
}
.b-moduller b { font-size: 0.98rem; font-weight: 700; letter-spacing: -0.01em; }
.b-moduller p { font-size: 0.85rem; color: var(--gri); line-height: 1.5; }
.b-moduller a > span {
  margin-top: auto; padding-top: 10px;
  font-size: 0.8rem; font-weight: 600; color: var(--aksan, var(--mavi));
}
.b-moduller a > span::after { content: ' ›'; }
@media (max-width: 900px) { .b-moduller { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .b-moduller { grid-template-columns: 1fr; } }

/* Zincir — numaralı süreç adımları, tek çizgi ritim (modül sayfaları) */
.b-zincir {
  margin-top: 36px; list-style: none; width: min(680px, 94vw);
  text-align: left; counter-reset: bz;
}
.b-zincir li {
  position: relative; counter-increment: bz;
  padding: 14px 4px 14px 52px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 0.98rem; line-height: 1.55; color: var(--ink);
}
.b-zincir li:last-child { border-bottom: 0; }
.b-zincir li::before {
  content: counter(bz, decimal-leading-zero);
  position: absolute; left: 2px; top: 15px;
  font-size: 0.8rem; font-weight: 800; letter-spacing: 0.06em;
  color: var(--aksan, var(--mavi));
  font-variant-numeric: tabular-nums;
}
.b-zincir li small { display: block; margin-top: 2px; font-size: 0.88rem; color: var(--gri); }
.b-zincir .onay {
  display: inline-block; margin-left: 8px; padding: 2px 10px;
  font-size: 10px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase;
  border-radius: 100px; background: var(--aksan-zemin); color: var(--aksan);
  vertical-align: 2px;
}
.koyu .b-zincir li { color: var(--ink-ters); border-bottom-color: rgba(255, 255, 255, 0.12); }

/* SSS — kart yok; b-maddeler'in tek çizgi ritmiyle akordeon */
.b-sss { margin-top: 34px; width: min(720px, 94vw); text-align: left; }
.b-sss details { border-bottom: 1px solid rgba(0, 0, 0, 0.08); }
.b-sss details:last-child { border-bottom: 0; }
.b-sss summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 17px 42px 17px 2px;
  font-size: 1rem; font-weight: 700; line-height: 1.4;
}
.b-sss summary::-webkit-details-marker { display: none; }
.b-sss summary::after {
  content: '+'; position: absolute; right: 8px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.35rem; font-weight: 500; color: var(--aksan, var(--gri));
  transition: transform 0.25s var(--ease);
}
.b-sss details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.b-sss details > p {
  padding: 0 2px 19px;
  font-size: 0.94rem; color: var(--gri); line-height: 1.65;
}

/* ---------- Hareket duyarlılığı ---------- */
@media (prefers-reduced-motion: reduce) {
  .rev { opacity: 1 !important; transform: none !important; animation: none !important; }
  .canli .dev em {
    background: linear-gradient(94deg, #16244f 6%, #1a5bb8 48%, #0e9cd9 94%);
    -webkit-background-clip: text; background-clip: text; color: transparent;
    animation: none;
  }
  html { scroll-behavior: auto; }
}