/* ==========================================================================
   Emniyet Elektronik (E²) — Ana stil dosyası
   Tailwind CDN yerine elle yazıldı. Tek dosya, harici bağımlılık yok.
   Bölümler: 1 Fontlar · 2 Değişkenler · 3 Temel · 4 Yerleşim · 5 Tipografi
             6 Başlık/Menü · 7 Hero · 8 Butonlar · 9 Kartlar · 10 Bölümler
             11 Açılış animasyonu · 12 Alt bilgi · 13 Hareket/erişilebilirlik
   ========================================================================== */

/* ---------- 1. Fontlar ---------------------------------------------------- */
/* Saira: başlıklar. Türkçe karakter (İ Ş Ğ ı) desteği için latin-ext şart —
   önceki Orbitron fontunda bu karakterler yoktu ve karışık render oluyordu. */
@font-face {
  font-family: 'Saira';
  font-style: normal;
  font-weight: 600 800;
  font-display: swap;
  src: url('fonts/saira-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF,
                 U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF,
                 U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Saira';
  font-style: normal;
  font-weight: 600 800;
  font-display: swap;
  src: url('fonts/saira-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
                 U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122,
                 U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- 2. Değişkenler ------------------------------------------------ */
:root {
  --navy-900: #0f172a;
  --navy-850: #16203a;
  --navy-800: #1e293b;
  --navy-700: #2c3a4f;
  --line:      rgba(148, 163, 184, .16);
  --line-soft: rgba(148, 163, 184, .09);

  --accent:     #38bdf8;
  --accent-600: #0ea5e9;
  --accent-700: #0284c7;
  --accent-dim: rgba(56, 189, 248, .12);

  --wa:      #25d366;
  --wa-dark: #1da851;

  --ok:   #4ade80;
  --warn: #fbbf24;
  --bad:  #f87171;

  --text:   #e8edf5;
  --muted:  #9db0c7;
  --silver: #cbd5e1;

  --radius:    14px;
  --radius-sm: 9px;
  --shadow:    0 18px 40px -18px rgba(0, 0, 0, .75);
  --maxw:      1180px;

  /* Başlık fontu tek yerden değiştirilebilsin diye değişken */
  --font-tech: 'Saira', 'Segoe UI', system-ui, sans-serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue',
               Arial, 'Noto Sans', sans-serif;
}

/* ---------- 3. Temel ------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  /* Sabit başlık altında kalmasın diye çapa (#) kaydırma payı */
  scroll-padding-top: 92px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--navy-900);
  /* PCB nokta ızgarası */
  background-image: radial-gradient(var(--navy-800) 1px, transparent 1px);
  background-size: 40px 40px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg, iframe { max-width: 100%; }
img { height: auto; display: block; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: #7dd3fc; }

/* Klavye ile gezinenler için görünür odak halkası */
a:focus-visible,
button:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--accent-700); color: #fff; }

/* Ekran okuyucuya görünür, gözle görünmez */
.gorunmez {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* Klavyeyle gelince beliren "içeriğe atla" bağlantısı */
.atla {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--accent-600); color: #fff;
  padding: 12px 20px; border-radius: 0 0 8px 0; font-weight: 600;
}
.atla:focus { left: 0; color: #fff; }

/* ---------- 4. Yerleşim --------------------------------------------------- */
.kapsayici {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 22px;
}

.bolum        { padding-block: 84px; }
.bolum--dar   { padding-block: 60px; }
.bolum--koyu  { background: var(--navy-850); border-block: 1px solid var(--line-soft); }
.bolum--acik  { background: var(--navy-800); border-block: 1px solid var(--line-soft); }

.izgara { display: grid; gap: 22px; }
.izgara--2 { grid-template-columns: repeat(2, 1fr); }
.izgara--3 { grid-template-columns: repeat(3, 1fr); }
.izgara--4 { grid-template-columns: repeat(4, 1fr); }

.ikili {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.merkez { text-align: center; }
.olcu   { max-width: 74ch; }
.olcu--orta { max-width: 74ch; margin-inline: auto; }

/* ---------- 5. Tipografi -------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-tech);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 .6em;
  letter-spacing: -.01em;
}

h1 { font-size: clamp(2rem, 4.6vw, 3.35rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.1vw, 2.4rem); }
h3 { font-size: clamp(1.16rem, 1.9vw, 1.45rem); }
h4 { font-size: 1.06rem; }

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

.metalik {
  background: linear-gradient(100deg, #cbd5e1 0%, #ffffff 42%, #8fa3bd 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--silver); /* gradyan desteklenmezse yedek */
}

.ust-etiket {
  font-family: var(--font-tech);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .7em;
  display: block;
}

.giris {
  font-size: 1.14rem;
  color: var(--silver);
  line-height: 1.75;
}

.sessiz  { color: var(--muted); }
.kucuk   { font-size: .9rem; }
.minik   { font-size: .8rem; }

.cizgi {
  width: 68px; height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border: 0; margin: 0 0 26px;
}
.merkez .cizgi { margin-inline: auto; }

.bolum-basligi { margin-bottom: 46px; }

/* Gövde metni içindeki listeler */
.icerik ul, .icerik ol { margin: 0 0 1.2em; padding-left: 1.3em; }
.icerik li { margin-bottom: .5em; }
.icerik h2 { margin-top: 1.9em; }
.icerik h3 { margin-top: 1.5em; color: var(--silver); }
.icerik h2:first-child, .icerik h3:first-child { margin-top: 0; }
.icerik strong { color: #fff; font-weight: 600; }

/* İşaretli liste (onay simgeli) */
.liste-onay { list-style: none; padding: 0; margin: 0 0 1.2em; }
.liste-onay li {
  position: relative;
  padding-left: 30px;
  margin-bottom: .62em;
}
.liste-onay li::before {
  content: "";
  position: absolute; left: 4px; top: .52em;
  width: 9px; height: 5px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* ---------- 6. Başlık / menü ---------------------------------------------- */
.ust-bar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 90;
  background: rgba(15, 23, 42, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.ust-bar__ic {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 72px;
  padding-block: 8px;
}

.marka { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.marka img { height: 46px; width: auto; object-fit: contain; transition: filter .25s; }
.marka:hover img { filter: brightness(1.15); }

.marka__yazi { line-height: 1.05; }
.marka__ad {
  font-family: var(--font-tech);
  font-weight: 800; font-size: 1.28rem;
  letter-spacing: .04em;
}
.marka__alt {
  font-family: var(--font-tech);
  font-weight: 600; font-size: .74rem;
  letter-spacing: .26em;
  color: var(--muted);
}

/* --- masaüstü gezinme --- */
.gezinme { display: flex; align-items: center; gap: 4px; }
.gezinme > ul {
  display: flex; align-items: center; gap: 2px;
  list-style: none; margin: 0; padding: 0;
}
.gezinme a, .gezinme .acilir__dugme {
  display: inline-block;
  font-family: var(--font-tech);
  font-size: .84rem; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase;
  color: var(--text);
  padding: 10px 13px;
  border-radius: 8px;
  background: none; border: 0; cursor: pointer;
  transition: color .2s, background .2s;
  font-family: var(--font-tech);
}
.gezinme a:hover, .gezinme .acilir__dugme:hover,
.gezinme a[aria-current="page"] { color: var(--accent); background: var(--accent-dim); }

/* --- açılır alt menü --- */
.acilir { position: relative; }
.acilir__dugme::after {
  content: ""; display: inline-block;
  width: 6px; height: 6px; margin-left: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform .25s;
}
.acilir[data-acik="1"] .acilir__dugme::after { transform: translateY(1px) rotate(-135deg); }

/* Panelin ustundeki 10px bosluk fare gecerken menuyu kapatiyordu.
   ::before ile o bosluk panele dahil edildi (gorunmez kopru).       */
.acilir__panel::before {
  content: ""; position: absolute;
  left: 0; right: 0; top: -14px; height: 14px;
}
.acilir__panel {
  position: absolute;
  top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 290px;
  background: var(--navy-850);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px;
  list-style: none; margin: 0;
  opacity: 0; visibility: hidden;
  transition: opacity .22s, transform .22s, visibility .22s;
}
.acilir[data-acik="1"] .acilir__panel {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.acilir__panel a {
  display: block;
  text-transform: none;
  letter-spacing: 0;
  font-size: .93rem;
  padding: 9px 13px;
  width: 100%;
}
.acilir__panel .alt-grup {
  padding: 9px 13px 4px;
  font-size: .7rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted); font-family: var(--font-tech); font-weight: 700;
}
.acilir__panel li + li.ayrac { border-top: 1px solid var(--line-soft); margin-top: 6px; padding-top: 6px; }

/* --- hamburger --- */
.menu-dugme {
  display: none;
  background: none; border: 1px solid var(--line);
  border-radius: 9px;
  /* 44x44 px: dokunma hedefi için önerilen en küçük ölçü */
  padding: 13px 11px; cursor: pointer; color: var(--text);
  line-height: 0;
}
.menu-dugme span {
  display: block; width: 22px; height: 2px;
  background: currentColor; border-radius: 2px;
  transition: transform .28s, opacity .2s;
}
.menu-dugme span + span { margin-top: 5px; }
.menu-dugme[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-dugme[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-dugme[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 7. Hero ------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: 150px 92px;
  overflow: hidden;
}
.hero__desen {
  position: absolute; inset: 0; z-index: 0;
  opacity: .16; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 75% 62% at 50% 38%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 62% at 50% 38%, #000 20%, transparent 78%);
}
.hero__ic { position: relative; z-index: 1; }

.hero__slogan {
  font-family: var(--font-tech);
  font-size: .84rem; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

.hero p.giris { max-width: 68ch; }
.hero.merkez p.giris { margin-inline: auto; }

/* Hero altındaki güven şeridi */
.guven-serit {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-top: 34px;
}
.hero.merkez .guven-serit { justify-content: center; }
.guven-serit span {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .86rem; color: var(--silver);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  padding: 8px 15px; border-radius: 999px;
}
.guven-serit span::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 9px var(--ok);
  flex-shrink: 0;
}

/* ---------- 8. Butonlar --------------------------------------------------- */
.dugmeler { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero.merkez .dugmeler { justify-content: center; }

.dugme {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-tech);
  font-weight: 700; font-size: .95rem; letter-spacing: .02em;
  padding: 15px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s, color .2s;
  text-align: center;
}
.dugme svg { width: 20px; height: 20px; flex-shrink: 0; }

.dugme--birincil {
  background: linear-gradient(135deg, var(--accent-600), var(--accent-700));
  color: #fff;
  box-shadow: 0 10px 26px -10px rgba(14, 165, 233, .85);
}
.dugme--birincil:hover {
  color: #fff; transform: translateY(-2px);
  box-shadow: 0 16px 32px -10px rgba(14, 165, 233, .95);
}

.dugme--wa { background: var(--wa); color: #06251a; }
.dugme--wa:hover { background: #2ee06f; color: #06251a; transform: translateY(-2px); }

.dugme--cizgi {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255,255,255,.03);
}
.dugme--cizgi:hover {
  border-color: var(--accent); color: var(--accent);
  background: var(--accent-dim); transform: translateY(-2px);
}

.dugme--kucuk { padding: 11px 20px; font-size: .86rem; }
.dugme--tam   { width: 100%; }

/* Telefon numarası, başlıkta */
.tel-dugme {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-tech); font-weight: 700; font-size: .93rem;
  color: #fff;
  background: rgba(56,189,248,.13);
  border: 1px solid rgba(56,189,248,.35);
  padding: 10px 17px; border-radius: 999px;
  white-space: nowrap;
  transition: background .2s, border-color .2s;
}
.tel-dugme:hover { background: rgba(56,189,248,.24); border-color: var(--accent); color: #fff; }
.tel-dugme svg { width: 17px; height: 17px; }

/* ---------- 9. Kartlar ---------------------------------------------------- */
.kart {
  background: var(--navy-900);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  display: flex; flex-direction: column;
  height: 100%;
}
.kart--acik { background: var(--navy-850); }

a.kart, .kart--tiklanir { cursor: pointer; }
a.kart:hover, .kart--tiklanir:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 189, 248, .5);
  box-shadow: 0 0 28px rgba(56, 189, 248, .14);
}
a.kart { color: inherit; }

.kart__ikon {
  width: 54px; height: 54px;
  border-radius: 13px;
  background: var(--accent-dim);
  border: 1px solid rgba(56,189,248,.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  margin-bottom: 18px;
  transition: background .3s, color .3s;
  flex-shrink: 0;
}
.kart__ikon svg { width: 26px; height: 26px; }
a.kart:hover .kart__ikon { background: var(--accent-600); color: #fff; }

.kart h3 { margin-bottom: .45em; color: #fff; }
.kart p  { color: var(--muted); font-size: .96rem; margin-bottom: 1em; }

.kart__markalar {
  font-size: .82rem; color: var(--muted);
  border-top: 1px solid var(--line-soft);
  padding-top: 13px; margin-top: auto;
}
.kart__markalar b { color: var(--silver); font-weight: 600; }

.kart__bag {
  margin-top: 14px;
  font-family: var(--font-tech);
  font-size: .78rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 7px;
}
.kart__bag::after { content: "→"; transition: transform .25s; }
a.kart:hover .kart__bag::after { transform: translateX(4px); }

/* Numaralı süreç adımları */
.adim { position: relative; padding-left: 62px; margin-bottom: 34px; }
.adim:last-child { margin-bottom: 0; }
.adim__no {
  position: absolute; left: 0; top: 0;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-tech); font-weight: 800; font-size: 1.05rem;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(56,189,248,.3);
  border-radius: 11px;
}
.adim h3 { margin-bottom: .35em; }
.adim p  { color: var(--muted); margin-bottom: 0; }

/* Rakam vurgusu */
.rakamlar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rakam { text-align: center; padding: 26px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--navy-900); }
.rakam__deger {
  font-family: var(--font-tech); font-weight: 800;
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  color: #fff; line-height: 1; margin-bottom: 8px;
  display: block;
}
.rakam__ad { font-size: .87rem; color: var(--muted); }

/* ---------- 10. Bölümler -------------------------------------------------- */

/* Marka etiketleri */
.markalar { display: flex; flex-wrap: wrap; gap: 9px; margin: 0; padding: 0; list-style: none; }
.markalar li {
  font-size: .89rem;
  color: var(--silver);
  background: rgba(255,255,255,.045);
  border: 1px solid var(--line);
  padding: 7px 15px;
  border-radius: 7px;
}
.marka-notu {
  margin-top: 18px; font-size: .84rem; color: var(--muted);
  border-left: 2px solid var(--line); padding-left: 14px;
}

/* Görsel çerçevesi — fotoğraf yoksa site.js bu bloğu tamamen gizler */
.gorsel {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-850);
  box-shadow: var(--shadow);
}
.gorsel img { width: 100%; display: block; }
.gorsel figcaption {
  padding: 13px 17px;
  font-size: .87rem; color: var(--muted);
  border-top: 1px solid var(--line-soft);
  background: var(--navy-900);
}
.gorsel[hidden] { display: none !important; }

/* Önce / sonra ikilisi */
.once-sonra { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.rozet {
  display: inline-block;
  font-family: var(--font-tech);
  font-size: .7rem; font-weight: 700;
  letter-spacing: .13em; text-transform: uppercase;
  padding: 4px 11px; border-radius: 5px; margin-bottom: 10px;
}
.rozet--once  { background: rgba(248,113,113,.14); color: var(--bad); }
.rozet--sonra { background: rgba(74,222,128,.14);  color: var(--ok); }

/* Vaka çalışması adım galerisi */
.vaka-adimlari { display: grid; gap: 26px; }
.vaka-adim { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; }
.vaka-adim:nth-child(even) .vaka-adim__metin { order: 2; }

/* SSS (details/summary — JavaScript'siz çalışır) */
.sss { border-top: 1px solid var(--line); }
.sss details {
  border-bottom: 1px solid var(--line);
}
.sss summary {
  cursor: pointer;
  padding: 20px 44px 20px 0;
  position: relative;
  font-family: var(--font-tech);
  font-weight: 600;
  font-size: 1.04rem;
  color: #fff;
  list-style: none;
}
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after {
  content: "";
  position: absolute; right: 8px; top: 27px;
  width: 9px; height: 9px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform .25s;
}
.sss details[open] summary::after { transform: rotate(-135deg); top: 31px; }
.sss summary:hover { color: var(--accent); }
.sss__cevap { padding: 0 0 22px; color: var(--muted); }
.sss__cevap p:last-child { margin-bottom: 0; }

/* Referans kartı */
.referans {
  background: var(--navy-850);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 28px;
}
.referans__sektor {
  font-family: var(--font-tech);
  font-size: .74rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 12px; display: block;
}
.referans h3 { font-size: 1.15rem; }
.referans p { color: var(--muted); margin-bottom: 0; }

/* Harita — tıklanınca yüklenen hafif kapak (facade) */
.harita {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 330px;
  background:
    repeating-linear-gradient(45deg, var(--navy-850) 0 12px, var(--navy-800) 12px 24px);
}
.harita iframe { display: block; width: 100%; height: 100%; min-height: 330px; border: 0; filter: invert(90%) hue-rotate(180deg) contrast(90%); }
.harita__kapak {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; text-align: center; padding: 26px;
  background: var(--navy-850);
  border: 0; cursor: pointer; width: 100%;
  color: var(--text); font-family: var(--font-body); font-size: 1rem;
}
.harita__kapak strong { font-family: var(--font-tech); font-size: 1.06rem; }
.harita__kapak svg { width: 40px; height: 40px; color: var(--accent); }
.harita__kapak:hover { background: var(--navy-800); }

/* İletişim satırları */
.iletisim-satir { display: flex; gap: 17px; align-items: flex-start; margin-bottom: 28px; }
.iletisim-satir:last-child { margin-bottom: 0; }
.iletisim-satir__ikon {
  flex-shrink: 0;
  width: 44px; height: 44px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-dim); color: var(--accent);
  border: 1px solid rgba(56,189,248,.25);
}
.iletisim-satir__ikon svg { width: 21px; height: 21px; }
.iletisim-satir h3 { font-size: 1rem; margin-bottom: .25em; }
.iletisim-satir p  { color: var(--muted); margin-bottom: 0; }
.iletisim-satir a  { color: var(--text); }
.iletisim-satir a:hover { color: var(--accent); }

/* Kırıntı yolu (breadcrumb) */
.kirinti {
  font-size: .84rem; color: var(--muted);
  padding-top: 104px; margin-bottom: 4px;
}
.kirinti ol { list-style: none; display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; }
.kirinti li + li::before { content: "/"; margin-right: 7px; color: var(--line); }
.kirinti a { color: var(--muted); }
.kirinti a:hover { color: var(--accent); }
.kirinti [aria-current] { color: var(--silver); }

/* Sayfa alt çağrısı */
.cta-kutu {
  background: linear-gradient(135deg, var(--navy-850), var(--navy-800));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 46px 38px;
  text-align: center;
}
.cta-kutu h2 { margin-bottom: .4em; }
.cta-kutu p  { color: var(--muted); max-width: 60ch; margin-inline: auto; }

/* Uyarı / bilgi kutusu */
.not {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: rgba(56,189,248,.05);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 26px 0;
}
.not p:last-child { margin-bottom: 0; }
.not strong { color: #fff; }

/* Tablo */
.tablo-sarmal { overflow-x: auto; margin: 26px 0; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; min-width: 460px; }
th, td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--line); }
th { font-family: var(--font-tech); font-weight: 700; color: #fff; background: var(--navy-850); font-size: .87rem; letter-spacing: .04em; }
td { color: var(--muted); }
tbody tr:hover td { background: rgba(255,255,255,.02); }

/* ---------- 11. Açılış animasyonu ----------------------------------------- */
/* Perde. İçerik ALTINDA normal render edilir; bu sadece üstte duran katman.
   VARSAYILAN: kapalı. Yalnız <head>'deki kontrol .giris-var sınıfını koyarsa
   açılır — yani JavaScript çalışmazsa perde hiç görünmez, sayfa direkt gelir. */
#giris { display: none; }

.giris-var #giris {
  position: fixed; inset: 0; z-index: 200;
  background: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  transition: opacity .5s ease, visibility .5s ease;
}
#giris.bitti {
  opacity: 0; visibility: hidden; pointer-events: none;
}

.giris__sahne {
  position: relative;
  width: min(94vw, 1100px);
  aspect-ratio: 2 / 1;
  display: flex; align-items: center; justify-content: center;
}

/* PCB yolları katmanı */
.giris__yollar { position: absolute; inset: 0; width: 100%; height: 100%; }
.giris__yollar .yol {
  fill: none;
  stroke: var(--accent-700);
  stroke-linecap: square;
  stroke-linejoin: miter;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  opacity: .85;
}
.giris__yollar .pad     { fill: var(--navy-900); stroke: var(--accent-700); stroke-width: 3; opacity: 0; }
.giris__yollar .pad-ici { fill: var(--accent); opacity: 0; }
/* Yol üzerinde akan ışık paketi */
.giris__yollar .akim {
  fill: none;
  stroke: #bae6fd;
  stroke-linecap: round;
  stroke-dasharray: .045 .955;
  stroke-dashoffset: 1;
  opacity: 0;
  filter: drop-shadow(0 0 5px var(--accent));
}

/* Logo */
.giris__logo {
  position: relative; z-index: 2;
  width: clamp(150px, 21vw, 250px);
  opacity: 0;
  transform: scale(.82);
  filter: drop-shadow(0 0 34px rgba(56,189,248,.34));
}
.giris__ad {
  position: absolute;
  top: calc(50% + clamp(84px, 12vw, 138px));
  left: 50%; transform: translateX(-50%);
  font-family: var(--font-tech);
  font-weight: 800;
  font-size: clamp(.72rem, 1.5vw, 1rem);
  letter-spacing: .42em;
  text-indent: .42em;
  color: var(--muted);
  white-space: nowrap;
  opacity: 0;
  z-index: 2;
}

/* --- animasyon çalışırken (JS .oynat sınıfını ekler) --- */
#giris.oynat .giris__logo { animation: logoGelis .62s cubic-bezier(.2,.75,.3,1) forwards; }
#giris.oynat .giris__ad   { animation: adGelis .5s ease .5s forwards; }

#giris.oynat .yol   { animation: yolCiz .8s cubic-bezier(.55,.1,.3,1) forwards; }
#giris.oynat .akim  { animation: akimGec .85s ease-in forwards; }
#giris.oynat .pad,
#giris.oynat .pad-ici { animation: padParla .55s ease forwards; }

/* Her yol/pad sırayla — gecikmeler */
#giris.oynat .y1 { animation-delay: .48s } #giris.oynat .y2 { animation-delay: .58s }
#giris.oynat .y3 { animation-delay: .53s } #giris.oynat .y4 { animation-delay: .63s }
#giris.oynat .y5 { animation-delay: .68s } #giris.oynat .y6 { animation-delay: .74s }

#giris.oynat .a1 { animation-delay: 1.20s } #giris.oynat .a2 { animation-delay: 1.30s }
#giris.oynat .a3 { animation-delay: 1.25s } #giris.oynat .a4 { animation-delay: 1.35s }
#giris.oynat .a5 { animation-delay: 1.40s } #giris.oynat .a6 { animation-delay: 1.46s }

#giris.oynat .p1 { animation-delay: 1.30s } #giris.oynat .p2 { animation-delay: 1.40s }
#giris.oynat .p3 { animation-delay: 1.35s } #giris.oynat .p4 { animation-delay: 1.45s }
#giris.oynat .p5 { animation-delay: 1.50s } #giris.oynat .p6 { animation-delay: 1.56s }

@keyframes logoGelis {
  from { opacity: 0; transform: scale(.82); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes adGelis {
  from { opacity: 0; transform: translateX(-50%) translateY(9px); }
  to   { opacity: .95; transform: translateX(-50%) translateY(0); }
}
@keyframes yolCiz { to { stroke-dashoffset: 0; } }
@keyframes akimGec {
  0%   { stroke-dashoffset: 1; opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { stroke-dashoffset: 0; opacity: 0; }
}
@keyframes padParla {
  0%   { opacity: 0; }
  45%  { opacity: 1; }
  100% { opacity: .92; }
}

/* Perde kalkarken logonun üst bardaki yerine küçülerek kayması */
#giris.cikis .giris__logo {
  transition: transform .55s cubic-bezier(.6,.02,.3,1), opacity .45s ease .1s;
  transform: var(--ucus, scale(.3)) ;
  opacity: 0;
}
#giris.cikis .giris__yollar,
#giris.cikis .giris__ad { transition: opacity .3s ease; opacity: 0; }

/* Atla ipucu */
.giris__atla {
  position: absolute; bottom: 26px; left: 50%;
  transform: translateX(-50%);
  font-size: .78rem; color: var(--muted);
  letter-spacing: .1em; text-transform: uppercase;
  font-family: var(--font-tech);
  opacity: 0;
  animation: adGelis .5s ease 0.9s forwards;
  background: none; border: 0; cursor: pointer; padding: 8px 14px;
}
.giris__atla:hover { color: var(--accent); }

/* ---------- 12. Alt bilgi ------------------------------------------------- */
.alt-bilgi {
  background: var(--navy-900);
  border-top: 1px solid var(--line);
  padding-block: 58px 26px;
}
.alt-bilgi__izgara {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 44px;
}
.alt-bilgi h4 {
  font-size: .8rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 16px;
}
.alt-bilgi ul { list-style: none; margin: 0; padding: 0; }
.alt-bilgi li { margin-bottom: 9px; }
.alt-bilgi a  { color: var(--muted); font-size: .93rem; }
.alt-bilgi a:hover { color: var(--accent); }
.alt-bilgi p  { color: var(--muted); font-size: .93rem; }
.alt-bilgi .marka { margin-bottom: 16px; }

.alt-bilgi__son {
  border-top: 1px solid var(--line-soft);
  padding-top: 24px;
  display: flex; flex-wrap: wrap; gap: 12px;
  justify-content: space-between; align-items: center;
  font-size: .85rem; color: var(--muted);
}

/* WhatsApp yüzen buton */
.wa-yuzen {
  position: fixed; right: 22px; bottom: 22px; z-index: 80;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--wa); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 28px -8px rgba(37, 211, 102, .75);
  transition: transform .25s, background .25s;
}
.wa-yuzen:hover { background: var(--wa-dark); color: #fff; transform: translateY(-4px) scale(1.05); }
.wa-yuzen svg { width: 31px; height: 31px; }

/* ---------- 13. Kaydırma animasyonu & erişilebilirlik --------------------- */
.beliren {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.2,.7,.3,1);
  will-change: opacity, transform;
}
.beliren.gorundu { opacity: 1; transform: none; }
/* JS yoksa içerik kesinlikle görünür kalsın */
.no-js .beliren { opacity: 1; transform: none; }
/* Emniyet ağı: site.js yüklenemezse <head>'deki zamanlayıcı bu sınıfı koyar.
   İçeriğin gizli kalması, animasyonun kaybolmasından çok daha kötüdür. */
.beliren-zorla .beliren { opacity: 1 !important; transform: none !important; }

/* ---------- Duyarlı (responsive) ------------------------------------------ */
@media (max-width: 1024px) {
  .izgara--4 { grid-template-columns: repeat(2, 1fr); }
  .alt-bilgi__izgara { grid-template-columns: 1fr 1fr; gap: 32px; }
  .rakamlar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .menu-dugme { display: block; }

  .gezinme {
    position: fixed;
    inset: 72px 0 auto 0;
    display: block;
    background: var(--navy-850);
    border-bottom: 1px solid var(--line);
    padding: 12px 22px 26px;
    max-height: calc(100dvh - 72px);
    overflow-y: auto;
    transform: translateY(-14px);
    opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .25s, visibility .25s;
    box-shadow: var(--shadow);
  }
  .gezinme[data-acik="1"] { opacity: 1; visibility: visible; transform: none; }
  .gezinme > ul { display: block; }
  .gezinme a, .gezinme .acilir__dugme {
    display: block; width: 100%; text-align: left;
    padding: 14px 10px; font-size: .95rem;
    border-bottom: 1px solid var(--line-soft);
    border-radius: 0;
  }
  .gezinme .tel-dugme { margin-top: 16px; justify-content: center; width: 100%; }

  .acilir__panel {
    position: static; transform: none;
    opacity: 1; visibility: visible;
    min-width: 0; box-shadow: none;
    border: 0; border-left: 2px solid var(--line);
    border-radius: 0; margin: 0 0 6px 10px; padding: 0 0 0 10px;
    background: none;
    display: none;
  }
  .acilir[data-acik="1"] .acilir__panel { display: block; }
  .acilir__panel a { font-size: .9rem; padding: 12px 10px; }

  .ikili { grid-template-columns: 1fr; gap: 34px; }
  .vaka-adim { grid-template-columns: 1fr; gap: 20px; }
  .vaka-adim:nth-child(even) .vaka-adim__metin { order: 0; }
  .bolum { padding-block: 62px; }
  .hero  { padding-block: 128px 68px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .izgara--2, .izgara--3, .izgara--4 { grid-template-columns: 1fr; }
  .once-sonra { grid-template-columns: 1fr; }
  .rakamlar { grid-template-columns: 1fr 1fr; }
  .alt-bilgi__izgara { grid-template-columns: 1fr; gap: 30px; }
  .marka__yazi { display: none; }
  .marka img { height: 40px; }
  .dugmeler .dugme { width: 100%; }
  .cta-kutu { padding: 34px 22px; }
  .kart { padding: 24px 20px; }
  .adim { padding-left: 0; padding-top: 56px; }
  .adim__no { top: 0; }
  .kirinti { padding-top: 92px; }
  .bolum { padding-block: 52px; }
  .wa-yuzen { width: 52px; height: 52px; right: 16px; bottom: 16px; }
  .wa-yuzen svg { width: 27px; height: 27px; }
}

/* Hareket hassasiyeti: animasyon yok, perde hiç gösterilmez */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  #giris { display: none !important; }
  .beliren { opacity: 1; transform: none; }
}

/* Yazdırma */
@media print {
  .ust-bar, .wa-yuzen, #giris, .harita, .dugmeler { display: none !important; }
  body { background: #fff; color: #000; }
  .metalik { -webkit-text-fill-color: #000; color: #000; }
  a { color: #000; }
}


/* ==========================================================================
   Fotograf henuz yoksa: iki sutunlu bloklar tek sutuna dussun.
   Aksi halde metin sol yariya sikisip sag yari bombos kaliyordu.
   ========================================================================== */
.ikili:has(> [hidden]),
.ikili:has(> figure[hidden]) { grid-template-columns: 1fr; }
.vaka-adim:has(> [hidden]),
.vaka-adim:has(> figure[hidden]) { grid-template-columns: 1fr; }

/* :has() desteklemeyen eski tarayici icin: gizli figure yan yana yer kaplamasin */
.ikili > figure[hidden], .vaka-adim > figure[hidden] { display: none !important; }

/* Kirinti yolundaki "/" ayraci gorunmuyordu (kontrast 1.34:1) */
.kirinti li + li::before { color: var(--muted); opacity: .55; }

/* Animasyon bitince compositor katmanini birak */
.beliren.gorundu { will-change: auto; }

/* dvh desteklemeyen tarayici icin mobil menu yedegi */
@media (max-width: 900px) {
  .gezinme[data-acik] { max-height: calc(100vh - 72px); }
}

/* ==========================================================================
   EK STİLLER — 14.08.2026
   1) Endüstriyel öne çıkan kart ve alt hizmet bağlantıları
   2) Genel akıcılık / cila
   ========================================================================== */

/* ---------- 1a. Öne çıkan kart -------------------------------------------- */
.kart--one-cikan {
  border-color: rgba(56, 189, 248, .38);
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(56,189,248,.10), transparent 62%),
    var(--navy-850);
  position: relative;
}
.kart--one-cikan::after {
  content: ""; position: absolute; inset: -1px; border-radius: inherit;
  padding: 1px; pointer-events: none;
  background: linear-gradient(140deg, rgba(56,189,248,.55), rgba(56,189,248,0) 55%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
}
a.kart--one-cikan:hover { box-shadow: 0 0 40px rgba(56, 189, 248, .20); }

.kart__rozet {
  display: inline-block;
  font-family: var(--font-tech);
  font-size: .64rem; font-weight: 700;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--accent);
  background: rgba(56, 189, 248, .10);
  border: 1px solid rgba(56, 189, 248, .28);
  border-radius: 999px;
  padding: 5px 11px;
  margin-bottom: 12px;
  align-self: flex-start;
}

/* ---------- 1b. Endüstriyel alt hizmet bağlantıları ------------------------ */
.alt-hizmetler { margin-top: 30px; }
.alt-hizmetler__baslik {
  font-family: var(--font-tech);
  font-size: .74rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.alt-hizmetler__izgara {
  display: grid; gap: 14px;
  grid-template-columns: repeat(2, 1fr);
}
.alt-hizmetler__izgara a {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid rgba(56, 189, 248, .40);
  border-radius: var(--radius);
  background: var(--navy-900);
  text-decoration: none;
  transition: border-color .28s cubic-bezier(.2,.7,.3,1),
              background-color .28s cubic-bezier(.2,.7,.3,1),
              transform .28s cubic-bezier(.2,.7,.3,1);
}
.alt-hizmetler__izgara a:hover,
.alt-hizmetler__izgara a:focus-visible {
  border-color: rgba(56, 189, 248, .45);
  border-left-color: var(--accent);
  background: var(--navy-850);
  transform: translateX(4px);
}
.alt-hizmetler__izgara strong {
  display: block; color: #fff; font-size: .97rem; margin-bottom: 5px;
}
.alt-hizmetler__izgara span {
  display: block; color: var(--muted); font-size: .84rem; line-height: 1.55;
}
@media (max-width: 760px) {
  .alt-hizmetler__izgara { grid-template-columns: 1fr; }
}

/* Açılır menüdeki ilk grup başlığı — üstünde çizgi olmasın */
.acilir__panel li.alt-grup-satir { border-top: 0; margin-top: 0; padding-top: 2px; }

/* ---------- 2. Akıcılık / cila -------------------------------------------- */

/* Sayfa içi bağlantılarda yumuşak kaydırma */
html { scroll-behavior: smooth; scroll-padding-top: 88px; }

/* Beliren öğeler: biraz daha uzun ve yumuşak, hafif ölçek eşliğinde */
.beliren {
  transform: translateY(22px) scale(.995);
  transition: opacity .72s cubic-bezier(.16,.84,.34,1),
              transform .72s cubic-bezier(.16,.84,.34,1);
}
.beliren.gorundu { transform: none; }

/* Açılır panel: daha yumuşak ve hafif ölçekli açılış */
.acilir__panel {
  transform: translateX(-50%) translateY(-10px) scale(.98);
  transform-origin: top center;
  transition: opacity .26s cubic-bezier(.16,.84,.34,1),
              transform .26s cubic-bezier(.16,.84,.34,1),
              visibility .26s;
}
.acilir[data-acik="1"] .acilir__panel {
  transform: translateX(-50%) translateY(0) scale(1);
}
.acilir__panel a {
  border-radius: 8px;
  transition: background-color .2s ease, color .2s ease, padding-left .2s ease;
}
.acilir__panel a:hover, .acilir__panel a:focus-visible {
  background: rgba(56, 189, 248, .09);
  padding-left: 17px;
}

/* Kartlar: daha yumuşak yükselme */
.kart {
  transition: transform .38s cubic-bezier(.16,.84,.34,1),
              box-shadow .38s cubic-bezier(.16,.84,.34,1),
              border-color .38s ease, background-color .38s ease;
}
a.kart:hover { transform: translateY(-6px); }

/* Düğmeler: basıldığında hafif geri çekilme */
.dugme { transition: transform .22s cubic-bezier(.16,.84,.34,1),
                     background-color .22s ease, border-color .22s ease,
                     box-shadow .22s ease, color .22s ease; }
.dugme:hover { transform: translateY(-2px); }
.dugme:active { transform: translateY(0) scale(.985); }

/* Menü bağlantılarında alttan gelen ince çizgi */
.gezinme > ul > li > a, .gezinme .acilir__dugme { position: relative; }
.gezinme > ul > li > a::after, .gezinme .acilir__dugme::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px;
  background: var(--accent);
  transform: scaleX(0); transform-origin: right;
  transition: transform .28s cubic-bezier(.16,.84,.34,1);
}
.gezinme > ul > li > a:hover::after,
.gezinme > ul > li > a[aria-current="page"]::after,
.gezinme .acilir__dugme:hover::before,
.acilir[data-acik="1"] .acilir__dugme::before { transform: scaleX(1); transform-origin: left; }

/* SSS açılışı yumuşasın */
.sss details { transition: background-color .25s ease, border-color .25s ease; }
.sss summary { transition: color .2s ease; cursor: pointer; }

/* Klavye ile gezinenler için net odak halkası */
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Görseller yüklenirken zıplama olmasın, yumuşak girsinler */
.gorsel img { transition: opacity .5s ease; }

/* WhatsApp düğmesi kontrastı (beyaz ikon yeşil üstünde zayıftı) */
.wa-yuzen { box-shadow: 0 10px 30px rgba(0,0,0,.35); }
.wa-yuzen svg { filter: drop-shadow(0 1px 2px rgba(0,0,0,.45)); }

/* Hareketi azalt tercihine tam saygı */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .beliren, .kart, .dugme, .acilir__panel,
  .alt-hizmetler__izgara a, .gezinme > ul > li > a::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
  .beliren { opacity: 1 !important; transform: none !important; }
}

/* Harita altındaki bağlantı çifti */
.harita__baglantilar { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.harita__baglantilar .dugme { flex: 1 1 190px; text-align: center; }

/* Tek başına duran fotoğraf bölümleri ekranı doldurmasın */
.bolum--dar > .kapsayici > .gorsel { max-width: 860px; margin-inline: auto; }
.bolum--dar > .kapsayici > .gorsel img { border-radius: var(--radius); }