/* AGES İskele - www.agesiskele.com (websitesi/ages.py). Değişince ages_base.html'deki ?v=N artırılır. */
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 400 800; font-display: swap;
  src: url(/font/manrope-latin-ext.woff2) format("woff2");
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, 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: "Manrope"; font-style: normal; font-weight: 400 800; font-display: swap;
  src: url(/font/manrope-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; }

:root {
  /* Marka renkleri logodan (logo.svg): lacivert, mavi, turkuaz, yeşil. --sari adı geçmişten; vurgu rengi yeşil. */
  --lacivert: #0b1f3a;
  --lacivert-2: #12294a;
  --lacivert-3: #1a3a63;
  --mavi: #0184d5;
  --turkuaz: #01b2c9;
  --sari: #7cc520;
  --sari-koyu: #3d8b17;
  --marka-gecis: linear-gradient(100deg, #0e4f9c 0%, #0184d5 35%, #01b2c9 65%, #7cc520 100%);
  --celik: #9fb0c4;
  --gri: #f3f5f8;
  --cizgi: #e2e7ee;
  --metin: #1d2733;
  --soluk: #5b6b7d;
  --kose: 14px;
  --golge: 0 18px 50px -20px rgba(11, 31, 58, .35);
  --gecis: .35s cubic-bezier(.2, .7, .2, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body { margin: 0; font-family: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--metin);
  background: #fff; line-height: 1.65; font-size: 16px; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, .h1 { line-height: 1.15; margin: 0 0 .6em; font-weight: 800; letter-spacing: -.02em; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); }
h3 { font-size: 1.12rem; letter-spacing: -.01em; }
h2 em, h1 em, .h1 em { font-style: normal; color: var(--sari); }
p { margin: 0 0 1em; }
.kap { width: min(1220px, 100% - 40px); margin-inline: auto; }
.atla { position: absolute; left: -999px; }
.atla:focus { left: 10px; top: 10px; z-index: 100; background: #fff; padding: 8px 12px; }

/* Düğmeler */
.dugme { display: inline-flex; align-items: center; justify-content: center; gap: .5em; padding: .9em 1.6em;
  border-radius: 999px; font-weight: 800; font-size: .95rem; text-decoration: none; border: 2px solid transparent;
  cursor: pointer; transition: transform var(--gecis), background var(--gecis), box-shadow var(--gecis), color var(--gecis);
  font-family: inherit; }
.dugme:hover { transform: translateY(-2px); }
.dugme-sari { background: var(--sari); color: var(--lacivert); box-shadow: 0 10px 24px -10px rgba(124, 197, 32, .7); }
.dugme-sari:hover { background: #8fd63a; }
.dugme-koyu { background: var(--lacivert); color: #fff; }
.dugme-koyu:hover { background: var(--lacivert-3); }
.dugme-cizgi { border-color: rgba(255, 255, 255, .7); color: #fff; }
.dugme-cizgi:hover { background: #fff; color: var(--lacivert); }
.dugme-genis { width: 100%; }
.dugme-grubu { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.4rem; }
.ok-baglanti { font-weight: 800; color: var(--sari-koyu); text-decoration: none; white-space: nowrap; }
.ok-baglanti::after { content: " →"; transition: margin var(--gecis); }
a:hover > .ok-baglanti::after, .ok-baglanti:hover::after { margin-left: 6px; }

/* Üst şerit ve başlık */
.ust-serit { background: var(--lacivert); color: var(--celik); font-size: .82rem; }
.ust-serit .kap { display: flex; justify-content: space-between; gap: 16px; padding: 8px 0; }
.ust-iletisim { display: flex; gap: 22px; }
.ust-iletisim a { text-decoration: none; color: #fff; }
.baslik { position: sticky; top: 0; z-index: 50; background: #fff;
  border-bottom: 1px solid var(--cizgi); transition: box-shadow var(--gecis); }
.baslik.golgeli { box-shadow: 0 10px 30px -18px rgba(11, 31, 58, .45); }
.baslik .kap { display: flex; align-items: center; gap: 24px; min-height: 78px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--lacivert); flex: none; }
.logo-gorsel { height: 50px; width: auto; }
.alt .logo { background: #fff; padding: 12px 18px; border-radius: 14px; }
.alt .logo-gorsel { height: 48px; }
.menu { margin-left: auto; }
.menu ul { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
.menu a { display: block; padding: 10px 14px; border-radius: 10px; text-decoration: none; font-weight: 700;
  font-size: .95rem; color: var(--metin); transition: background var(--gecis), color var(--gecis); }
.menu ul a:hover { background: var(--gri); }
.menu a[aria-current] { color: var(--sari-koyu); }
.menu .menu-teklif { display: none; }
.baslik-teklif { padding: .75em 1.3em; }
.menu-dugmesi { display: none; width: 46px; height: 46px; border: 0; background: var(--lacivert); border-radius: 12px;
  cursor: pointer; padding: 13px 12px; margin-left: auto; }
.menu-dugmesi span { display: block; height: 2px; background: #fff; margin: 4px 0; transition: transform var(--gecis), opacity var(--gecis); }
.menu-dugmesi[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-dugmesi[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-dugmesi[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Ana sayfa kahraman bölümü */
.kahraman { position: relative; height: min(88vh, 760px); min-height: 520px; background: var(--lacivert); overflow: hidden; color: #fff; }
.slayt { position: absolute; inset: 0; opacity: 0; transition: opacity 1.2s ease; display: flex; align-items: center; }
.slayt.aktif { opacity: 1; z-index: 1; }
.slayt picture, .slayt img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.slayt img { transform: scale(1.08); transition: transform 7s ease-out; }
.slayt.aktif img { transform: scale(1); }
.slayt::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(11, 31, 58, .94) 0%, rgba(11, 31, 58, .7) 45%, rgba(11, 31, 58, .15) 100%); }
.slayt-metin { position: relative; z-index: 2; max-width: 1220px; }
.slayt-metin > * { max-width: 640px; }
.slayt h1, .slayt .h1 { font-size: clamp(2.2rem, 5.4vw, 4.2rem); margin-bottom: .45em; }
.slayt p { font-size: clamp(1rem, 1.6vw, 1.18rem); color: #d5dee9; }
.slayt .ust-baslik { color: var(--sari); }
.slayt-metin > * { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.slayt.aktif .slayt-metin > * { opacity: 1; transform: none; }
.slayt.aktif .slayt-metin > :nth-child(2) { transition-delay: .12s; }
.slayt.aktif .slayt-metin > :nth-child(3) { transition-delay: .24s; }
.slayt.aktif .slayt-metin > :nth-child(4) { transition-delay: .36s; }
.kahraman-dugmeler { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.6rem; }
.slayt-noktalar { position: absolute; z-index: 3; bottom: 34px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; }
.slayt-noktalar button { width: 34px; height: 5px; border: 0; border-radius: 4px; background: rgba(255, 255, 255, .35); cursor: pointer; padding: 0; transition: background var(--gecis), width var(--gecis); }
.slayt-noktalar button.aktif { background: var(--sari); width: 54px; }

.ust-baslik { display: inline-flex; align-items: center; gap: 10px; font-size: .78rem; font-weight: 800;
  letter-spacing: .18em; text-transform: uppercase; color: var(--sari-koyu); margin-bottom: 1rem; }
.ust-baslik::before { content: ""; width: 28px; height: 3px; border-radius: 3px; background: var(--marka-gecis); }

/* Rakamlar */
.rakam-bant { background: var(--marka-gecis); }
.rakamlar { display: grid; grid-template-columns: repeat(4, 1fr); }
.rakam { padding: 28px 18px; text-align: center; color: #fff; border-right: 1px solid rgba(255, 255, 255, .25); }
.rakam:last-child { border-right: 0; }
.rakam b { display: block; font-size: clamp(1.8rem, 3.4vw, 2.6rem); line-height: 1; margin-bottom: 6px; }
.rakam span { font-weight: 700; font-size: .9rem; }

/* Bölümler */
.bolum { padding: clamp(64px, 9vw, 110px) 0; }
.bolum-gri { background: var(--gri); }
.bolum-koyu { background: var(--lacivert); color: #e3eaf2; position: relative; overflow: hidden; }
.bolum-koyu::before { content: ""; position: absolute; inset: 0; opacity: .07; pointer-events: none;
  background-image: linear-gradient(var(--celik) 1px, transparent 1px), linear-gradient(90deg, var(--celik) 1px, transparent 1px);
  background-size: 48px 48px; }
.bolum-koyu .kap { position: relative; }
.bolum-koyu h2, .bolum-koyu h3 { color: #fff; }
.bolum-ust { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 2rem; }
.bolum-ust h2 { margin: 0; }
.iki-sutun { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.genis { font-size: 1.1rem; color: var(--soluk); }
.bolum-koyu .genis { color: #b8c5d4; }
.not { color: var(--soluk); font-size: .92rem; margin-top: 1.5rem; }

.tik-liste { list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: 12px; }
.tik-liste li { position: relative; padding-left: 34px; color: var(--soluk); }
.tik-liste li b { color: var(--metin); display: block; }
.tik-liste li::before { content: ""; position: absolute; left: 0; top: 3px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--sari) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9.5 16.2 5.3 12l-1.4 1.4 5.6 5.6 11-11-1.4-1.4z' fill='%230b1f3a'/%3E%3C/svg%3E") center / 15px no-repeat; }
.tik-liste.kucuk { font-size: .92rem; }

/* Fotoğraf yığını */
.foto-yigin { position: relative; padding: 0 12% 14% 0; }
.foto-yigin img { border-radius: var(--kose); box-shadow: var(--golge); object-fit: cover; }
.foto-ana { width: 100%; aspect-ratio: 4 / 5; }
.foto-kucuk { position: absolute; right: 0; bottom: 0; width: 46%; aspect-ratio: 3 / 4; border: 6px solid #fff; }
.foto-rozet { position: absolute; left: -14px; top: 26px; background: var(--sari); color: var(--lacivert); padding: 16px 20px;
  border-radius: var(--kose); box-shadow: var(--golge); line-height: 1.1; }
.foto-rozet b { display: block; font-size: 1.3rem; }
.foto-rozet span { font-weight: 700; font-size: .85rem; }
.yuvarlak-foto { border-radius: var(--kose); box-shadow: var(--golge); width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }

/* Hizmet kartları */
.hizmet-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 2.4rem; }
.hizmet-karti { background: var(--lacivert-2); border: 1px solid rgba(159, 176, 196, .15); border-radius: var(--kose);
  overflow: hidden; text-decoration: none; display: flex; flex-direction: column;
  transition: transform var(--gecis), border-color var(--gecis), box-shadow var(--gecis); }
.hizmet-karti:hover { transform: translateY(-6px); border-color: var(--sari); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .7); }
.hizmet-gorsel { aspect-ratio: 16 / 10; overflow: hidden; }
.hizmet-gorsel img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.hizmet-karti:hover .hizmet-gorsel img { transform: scale(1.06); }
.hizmet-govde { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.hizmet-govde p { color: #b8c5d4; font-size: .95rem; }
.hizmet-govde ul { margin: 0 0 1.2rem; padding-left: 1.1rem; color: #b8c5d4; font-size: .9rem; }
.hizmet-govde .ok-baglanti { margin-top: auto; color: var(--sari); }

/* Sektörler / özellikler */
.sektor-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 2.2rem; }
.sektor { position: relative; padding: 26px; border: 1px solid var(--cizgi); border-radius: var(--kose); background: #fff;
  transition: border-color var(--gecis), transform var(--gecis), box-shadow var(--gecis); }
.sektor:hover { border-color: var(--sari); transform: translateY(-4px); box-shadow: var(--golge); }
.sektor p { color: var(--soluk); margin: 0; font-size: .93rem; }
.sektor-no, .ozellik-no { display: inline-block; font-weight: 800; color: var(--sari-koyu); font-size: .85rem; margin-bottom: 10px; }
.sektor-koyu { grid-template-columns: 1fr 1fr; }
.sektor-koyu .sektor { background: var(--lacivert-2); border-color: rgba(159, 176, 196, .15); }
.sektor-koyu .sektor p { color: #b8c5d4; }
.sektor-tek { grid-template-columns: 1fr 1fr; }
.ozellik-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 2.2rem; }
.bolum-koyu .ozellik-izgara { grid-template-columns: repeat(4, 1fr); }
.ozellik { padding: 28px; border-radius: var(--kose); background: #fff; border: 1px solid var(--cizgi); }
.ozellik p { color: var(--soluk); margin: 0; font-size: .94rem; }
.bolum-koyu .ozellik { background: var(--lacivert-2); border-color: rgba(159, 176, 196, .15); }
.bolum-koyu .ozellik p { color: #b8c5d4; }
.ozellik-no { font-size: 1.6rem; color: var(--sari); }

/* Flanş çizimi */
.rozet-cizim { background: var(--lacivert); border-radius: 24px; padding: 30px; text-align: center; box-shadow: var(--golge); }
.rozet-cizim svg { width: min(100%, 360px); margin: 0 auto; }
.rozet-cizim p { color: var(--celik); font-size: .88rem; margin: 1rem 0 0; }

/* Sistem elemanları */
.eleman-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 18px; margin-top: 2.2rem; }
.eleman { border: 1px solid var(--cizgi); border-radius: var(--kose); padding: 14px 14px 18px; text-align: center; background: #fff; display: flex; flex-direction: column;
  transition: box-shadow var(--gecis), transform var(--gecis); }
.eleman:hover { box-shadow: var(--golge); transform: translateY(-4px); }
.eleman-gorsel { aspect-ratio: 1; margin-bottom: 12px; border-radius: 10px; overflow: hidden; background: #fff; }
.eleman-gorsel img { width: 100%; height: 100%; object-fit: contain; }
.eleman h3 { font-size: .98rem; margin: 0 0 4px; }
.eleman span { color: var(--soluk); font-size: .85rem; }

/* Galeri */
.galeri { display: grid; gap: 14px; }
.galeri-mozaik { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 250px; grid-auto-flow: dense; }
.galeri-oge { position: relative; border-radius: var(--kose); overflow: hidden; display: block; }
.galeri-mozaik .galeri-oge:nth-child(6n + 1) { grid-column: span 2; grid-row: span 2; }
.galeri-oge img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.galeri-oge:hover img { transform: scale(1.07); }
.galeri-oge span { position: absolute; inset: auto 0 0 0; padding: 40px 16px 14px; color: #c9d4e0; font-size: .8rem;
  background: linear-gradient(transparent, rgba(11, 31, 58, .92)); display: flex; flex-direction: column;
  transform: translateY(10px); opacity: .0; transition: opacity var(--gecis), transform var(--gecis); }
.galeri-oge span b { color: #fff; font-size: .95rem; }
.galeri-oge:hover span, .galeri-oge:focus span { opacity: 1; transform: none; }

/* Süreç */
.surec { list-style: none; padding: 0; margin: 2.4rem 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: s; position: relative; }
.surec li { position: relative; padding: 28px 24px; border-radius: var(--kose); background: #fff; border: 1px solid var(--cizgi); }
.surec li span { display: inline-flex; width: 46px; height: 46px; border-radius: 50%; align-items: center; justify-content: center;
  background: var(--lacivert); color: var(--sari); font-weight: 800; font-size: 1.15rem; margin-bottom: 14px; }
.surec li p { color: var(--soluk); margin: 0; font-size: .93rem; }
.surec li:not(:last-child)::after { content: ""; position: absolute; top: 50px; right: -18px; width: 14px; height: 14px;
  border-top: 3px solid var(--sari); border-right: 3px solid var(--sari); transform: rotate(45deg); }

/* Referans logoları */
.logo-serit { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.logo-kutu { background: #fff; border-radius: 12px; height: 92px; display: flex; align-items: center; justify-content: center;
  padding: 14px 18px; border: 1px solid var(--cizgi); transition: transform var(--gecis), box-shadow var(--gecis); }
.logo-kutu:hover { transform: translateY(-3px); box-shadow: var(--golge); }
.logo-kutu img { max-height: 58px; object-fit: contain; filter: grayscale(1); opacity: .75; transition: filter var(--gecis), opacity var(--gecis); }
.logo-kutu:hover img { filter: none; opacity: 1; }
.tesis-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; margin-top: 2.2rem; }
.tesis { border: 1px solid var(--cizgi); border-top: 3px solid var(--sari); border-radius: var(--kose); padding: 18px; text-align: center; background: #fff;
  transition: transform var(--gecis), box-shadow var(--gecis); }
.tesis:hover { transform: translateY(-4px); box-shadow: var(--golge); }
.tesis-logo { height: 76px; display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 12px; }
.tesis-logo img { max-height: 64px; max-width: 46%; object-fit: contain; }
.tesis-logo img:only-child { max-width: 80%; }
.tesis-logo span { font-weight: 800; color: var(--celik); text-transform: uppercase; letter-spacing: .1em; font-size: .8rem; }
.tesis h3 { font-size: .95rem; margin: 0 0 2px; }
.tesis > span { font-size: .74rem; color: var(--sari-koyu); font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.tesis.koyu { background: var(--lacivert); color: #fff; display: flex; flex-direction: column; justify-content: center; }
.tesis.koyu h3 { font-size: 2.4rem; color: var(--sari); }
.tesis.koyu span { color: #c9d4e0; text-transform: none; letter-spacing: 0; font-weight: 600; font-size: .9rem; }

/* Neden / SSS */
.neden-sutun { align-items: start; }
.neden-izgara { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 1.6rem; }
.neden { padding: 22px; border-radius: var(--kose); background: var(--gri); border-left: 4px solid var(--sari); }
.neden p { color: var(--soluk); font-size: .92rem; margin: 0; }
.sss details { border-bottom: 1px solid var(--cizgi); padding: 4px 0; }
.sss summary { cursor: pointer; list-style: none; padding: 16px 40px 16px 0; font-weight: 800; position: relative; }
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after { content: "+"; position: absolute; right: 4px; top: 10px; font-size: 1.6rem; color: var(--sari-koyu); transition: transform var(--gecis); }
.sss details[open] summary::after { transform: rotate(45deg); }
.sss details p { color: var(--soluk); padding-bottom: 8px; }

/* Sayfa başı */
.sayfa-basi { position: relative; color: #fff; padding: clamp(90px, 13vw, 150px) 0 clamp(56px, 8vw, 90px); overflow: hidden; background: var(--lacivert); }
.sayfa-basi img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .38; }
.sayfa-basi::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(11, 31, 58, .92), rgba(11, 31, 58, .35)); }
.sayfa-basi .kap { position: relative; z-index: 1; }
.sayfa-basi h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); max-width: 820px; }
.sayfa-basi p { color: #d5dee9; font-size: 1.12rem; max-width: 680px; margin: 0; }
.kirinti { display: flex; gap: 8px; font-size: .85rem; color: var(--celik); margin-bottom: 1rem; }
.kirinti a { text-decoration: none; color: var(--sari); }

/* CTA bandı */
.cta-bant { background: var(--marka-gecis); color: #fff; }
.cta-bant .kap { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 46px 0; flex-wrap: wrap; }
.cta-bant h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); margin: 0 0 .3em; }
.cta-bant p { margin: 0; font-weight: 600; }
.cta-dugmeler { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-bant .dugme-sari { background: #fff; color: var(--lacivert); box-shadow: none; }
.cta-bant .dugme-cizgi { border-color: #fff; color: #fff; }
.cta-bant .dugme-cizgi:hover { background: #fff; color: var(--lacivert); }

/* Alt bilgi */
.alt { background: var(--lacivert); color: #b8c5d4; font-size: .93rem; }
.alt-izgara { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 36px; padding: 64px 0 40px; }
.alt h3 { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
.alt ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.alt a { text-decoration: none; }
.alt a:hover { color: var(--sari); }
.alt .logo { margin-bottom: 1rem; }
.alt-son { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid rgba(159, 176, 196, .18); padding: 22px 0 90px; font-size: .84rem; }

/* Sabit düğmeler */
.sabit-dugmeler { position: fixed; right: 18px; bottom: 18px; z-index: 60; display: flex; flex-direction: column; gap: 10px; }
.sabit-dugmeler a { width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 28px -10px rgba(0, 0, 0, .5); transition: transform var(--gecis); }
.sabit-dugmeler a:hover { transform: scale(1.08); }
.sabit-dugmeler svg { width: 28px; height: 28px; }
.sabit-wp { background: #25d366; color: #fff; }
.sabit-tel { background: var(--sari); color: var(--lacivert); display: none !important; }

/* Form */
.form-duzen { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; align-items: start; }
.form fieldset { border: 0; padding: 0; margin: 0 0 1.6rem; }
.form legend { font-weight: 800; font-size: 1.15rem; margin-bottom: 1rem; }
.alanlar { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.alanlar label { display: flex; flex-direction: column; gap: 6px; font-weight: 700; font-size: .9rem; }
.alanlar .tam { grid-column: 1 / -1; }
.alanlar input, .alanlar textarea, .alanlar select { font: inherit; font-weight: 500; padding: 13px 14px; border-radius: 10px;
  border: 1.5px solid var(--cizgi); background: #fff; transition: border-color var(--gecis), box-shadow var(--gecis); width: 100%; }
.alanlar input:focus, .alanlar textarea:focus { outline: 0; border-color: var(--sari); box-shadow: 0 0 0 4px rgba(124, 197, 32, .25); }
.hatali { border-color: #d64545 !important; box-shadow: 0 0 0 4px rgba(214, 69, 69, .15) !important; }
.secim-dugmeleri { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 1.2rem; }
.secim-dugmeleri input { position: absolute; opacity: 0; }
.secim-dugmeleri span { display: inline-block; padding: 10px 18px; border-radius: 999px; border: 1.5px solid var(--cizgi);
  font-weight: 700; font-size: .9rem; cursor: pointer; background: #fff; transition: all var(--gecis); }
.secim-dugmeleri input:checked + span { background: var(--lacivert); color: #fff; border-color: var(--lacivert); }
.secim-dugmeleri input:focus-visible + span { box-shadow: 0 0 0 4px rgba(124, 197, 32, .4); }
.form-not { color: var(--soluk); font-size: .85rem; margin: .8rem 0; }
.onay { display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; color: var(--soluk); }
.onay input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--lacivert); flex: none; }
.gizli-alan { position: absolute; left: -9999px; }
.form-sonuc { margin-bottom: 1rem; font-weight: 700; }
.form-sonuc.hata { color: #c23a3a; }
.form-yan { background: var(--lacivert); color: #c9d4e0; border-radius: 20px; padding: 32px; position: sticky; top: 100px; }
.form-yan h2 { color: #fff; font-size: 1.4rem; }
.form-yan a { color: var(--sari); }
.form-yan .tik-liste li { color: #c9d4e0; }
.iletisim-satir { display: block; text-decoration: none; padding: 14px 0; border-bottom: 1px solid rgba(159, 176, 196, .18);
  color: #fff !important; font-weight: 800; font-size: 1.08rem; }
.iletisim-satir small { display: block; color: var(--celik); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; }
.iletisim-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.iletisim-kart { text-decoration: none; padding: 30px; border-radius: 18px; border: 1px solid var(--cizgi); display: flex; flex-direction: column; gap: 4px;
  transition: transform var(--gecis), box-shadow var(--gecis), border-color var(--gecis); }
.iletisim-kart:hover { transform: translateY(-4px); box-shadow: var(--golge); border-color: var(--sari); }
.iletisim-kart .ikon { width: 52px; height: 52px; border-radius: 14px; background: var(--lacivert); color: var(--sari); display: flex;
  align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 12px; }
.iletisim-kart small { color: var(--soluk); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; }
.iletisim-kart b { font-size: 1.05rem; }
.metin-kap { max-width: 820px; }
.metin-kap p { color: var(--soluk); font-size: 1.05rem; }
.ortali { text-align: center; }

/* Işık kutusu */
.isik-kutusu { position: fixed; inset: 0; z-index: 200; background: rgba(8, 15, 24, .94); display: flex; align-items: center; justify-content: center; animation: belir .25s ease; }
.isik-kutusu img { max-width: 92vw; max-height: 86vh; border-radius: 8px; object-fit: contain; }
.isik-kutusu button { position: absolute; background: rgba(255, 255, 255, .1); color: #fff; border: 0; width: 52px; height: 52px; border-radius: 50%; font-size: 2rem; cursor: pointer; line-height: 1; }
.isik-kutusu button:hover { background: var(--sari); color: var(--lacivert); }
.isik-kutusu .kapat { top: 18px; right: 18px; }
.isik-kutusu .onceki { left: 18px; }
.isik-kutusu .sonraki { right: 18px; }
@keyframes belir { from { opacity: 0; } }

/* Kaydırınca beliren öğeler */
.belir { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.belir.gorundu { opacity: 1; transform: none; }

/* Duyarlı */
@media (max-width: 1100px) {
  .menu a { padding: 10px 10px; font-size: .9rem; }
  .bolum-koyu .ozellik-izgara { grid-template-columns: repeat(2, 1fr); }
  .alt-izgara { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  .menu-dugmesi { display: block; }
  .baslik-teklif { display: none; }
  .menu { position: absolute; top: 100%; left: 0; right: 0; height: calc(100vh - 78px); height: calc(100dvh - 78px); background: #fff;
    border-top: 1px solid var(--cizgi); box-shadow: 0 20px 30px -20px rgba(11, 31, 58, .3); padding: 20px; opacity: 0; visibility: hidden;
    transform: translateY(-12px); transition: opacity var(--gecis), transform var(--gecis), visibility var(--gecis);
    overflow-y: auto; margin: 0; }
  .menu.acik { opacity: 1; visibility: visible; transform: none; }
  .menu ul { flex-direction: column; gap: 2px; }
  .menu a { font-size: 1.15rem; padding: 14px 12px; border-bottom: 1px solid var(--cizgi); border-radius: 0; }
  .menu .menu-teklif { display: flex; margin-top: 20px; border: 0; border-radius: 999px; }
  body.menu-acik { overflow: hidden; }
  body.menu-acik .sabit-dugmeler { display: none; }
  .iki-sutun, .form-duzen { grid-template-columns: 1fr; }
  .hizmet-izgara { grid-template-columns: 1fr; }
  .hizmet-karti { flex-direction: row; }
  .hizmet-gorsel { flex: 0 0 38%; aspect-ratio: auto; }
  .sektor-izgara, .ozellik-izgara { grid-template-columns: 1fr 1fr; }
  .surec { grid-template-columns: 1fr 1fr; }
  .surec li::after { display: none; }
  .galeri-mozaik { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .galeri-mozaik .galeri-oge:nth-child(6n + 1) { grid-row: span 1; }
  .galeri-mozaik .galeri-oge:nth-child(3n + 1) { grid-column: span 2; }
  .rakamlar { grid-template-columns: 1fr 1fr; }
  .rakam:nth-child(2) { border-right: 0; }
  .rakam:nth-child(-n + 2) { border-bottom: 1px solid rgba(255, 255, 255, .25); }
  .form-yan { position: static; }
  .iletisim-izgara { grid-template-columns: 1fr; }
  .foto-yigin { max-width: 560px; }
}
@media (max-width: 640px) {
  .kap { width: calc(100% - 32px); }
  .ust-serit span:first-child { display: none; }
  .ust-serit .kap { justify-content: center; }
  .ust-iletisim { gap: 14px; font-size: .78rem; }
  .baslik .kap { min-height: 66px; }
  .menu { height: calc(100vh - 66px); height: calc(100dvh - 66px); }
  .logo-gorsel { height: 40px; }
  .kahraman { height: auto; min-height: 92svh; }
  .slayt { align-items: flex-end; padding-bottom: 90px; }
  .slayt::after { background: linear-gradient(0deg, rgba(11, 31, 58, .96) 25%, rgba(11, 31, 58, .45) 100%); }
  .hizmet-karti { flex-direction: column; }
  .hizmet-gorsel { flex: none; aspect-ratio: 16 / 10; }
  .sektor-izgara, .ozellik-izgara, .bolum-koyu .ozellik-izgara, .surec, .neden-izgara, .alanlar, .sektor-koyu, .sektor-tek { grid-template-columns: 1fr; }
  .eleman-izgara { grid-template-columns: 1fr 1fr; gap: 12px; }
  .eleman h3 { font-size: .88rem; }
  .galeri-mozaik { grid-auto-rows: 150px; gap: 10px; }
  .galeri-oge span { opacity: 1; transform: none; padding: 26px 10px 8px; }
  .galeri-oge span { font-size: 0; }
  .galeri-oge span b { font-size: .78rem; }
  .bolum-ust { flex-direction: column; align-items: flex-start; }
  .alt-izgara { grid-template-columns: 1fr; padding-top: 48px; }
  .sabit-tel { display: flex !important; }
  .cta-dugmeler, .cta-dugmeler .dugme { width: 100%; }
  .foto-rozet { left: 8px; }
  .logo-serit { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .belir { opacity: 1; transform: none; }
}

/* Teklif formu: proje dosyası yükleme */
.form legend small { font-weight: 600; color: var(--soluk); font-size: .8rem; }
.dosya-alani { position: relative; display: flex; flex-direction: column; align-items: center; gap: 4px; text-align: center;
  padding: 26px 18px; border: 2px dashed var(--cizgi); border-radius: var(--kose); background: var(--gri); cursor: pointer;
  transition: border-color var(--gecis), background var(--gecis); }
.dosya-alani:hover, .dosya-alani.uzerinde { border-color: var(--sari); background: #f4fbea; }
.dosya-alani input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.dosya-alani b { font-size: 1rem; }
.dosya-alani span { color: var(--soluk); font-size: .84rem; }
.dosya-alani .dosya-ikon { font-size: 1.8rem; color: var(--sari-koyu); line-height: 1; }
.dosya-listesi { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; }
.dosya-listesi li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 14px; border-radius: 10px;
  background: #fff; border: 1px solid var(--cizgi); font-size: .9rem; font-weight: 600; }
.dosya-listesi li span { color: var(--soluk); font-weight: 500; white-space: nowrap; }
.dosya-listesi li.hatali-dosya { border-color: #d64545; color: #c23a3a; }