:root {
  --lacivert: #0b2e4a;
  --lacivert-2: #123e60;
  --mavi: #1aa3d4;
  --mavi-koyu: #0a6fa8;
  --acik: #eaf7fc;
  --acik-2: #f5fbfe;
  --metin: #23384a;
  --soluk: #5b6f80;
  --cizgi: #d9e7ef;
  --beyaz: #fff;
  --radius: 18px;
  --golge: 0 10px 30px rgba(11, 46, 74, .08);
  --genislik: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body { margin: 0; font-family: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--metin); background: var(--beyaz); line-height: 1.65; font-size: 16px; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--mavi-koyu); text-decoration: none; }
a:hover { color: var(--mavi); }
h1, h2, h3, h4 { color: var(--lacivert); line-height: 1.2; margin: 0 0 .6em; font-weight: 700; }
h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -.01em; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
.kap { max-width: var(--genislik); margin: 0 auto; padding: 0 20px; }
.bolum { padding: 80px 0; }
.bolum.acik { background: var(--acik-2); }
.bolum.koyu { background: var(--lacivert); color: #cfe3ef; }
.bolum.koyu h2, .bolum.koyu h3 { color: #fff; }
.ust-baslik { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--mavi); margin-bottom: 12px; }
.ortala { text-align: center; }
.ortala .giris { max-width: 720px; margin: 0 auto 48px; color: var(--soluk); font-size: 1.05rem; }
.koyu .giris { color: #a9c6d8; }

/* Butonlar */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: .95rem; border: 2px solid transparent; transition: .2s; cursor: pointer; font-family: inherit; }
.btn-ana { background: var(--mavi); color: #fff; }
.btn-ana:hover { background: var(--mavi-koyu); color: #fff; }
.btn-cizgi { border-color: currentColor; color: var(--lacivert); background: transparent; }
.btn-cizgi:hover { background: var(--lacivert); color: #fff; border-color: var(--lacivert); }
.btn-beyaz { background: #fff; color: var(--lacivert); }
.btn-beyaz:hover { background: var(--acik); color: var(--lacivert); }
.btn-grup { display: flex; flex-wrap: wrap; gap: 12px; }

/* Üst şerit + header */
.serit { background: var(--lacivert); color: #bcd6e6; font-size: .82rem; }
.serit .kap { display: flex; justify-content: space-between; gap: 16px; padding-top: 8px; padding-bottom: 8px; }
.serit a { color: #fff; }
.serit span + span { margin-left: 18px; }
.ust { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--cizgi); }
.ust .kap { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }
.logo img { height: 40px; width: auto; }
.ust .logo { flex: none; }
.menu { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.menu > li { position: relative; }
.menu > li > a { display: block; padding: 10px 11px; color: var(--lacivert); font-weight: 600; font-size: .9rem; border-radius: 10px; white-space: nowrap; }
.menu > li > a:hover, .menu > li > a.aktif { color: var(--mavi); }
.menu .alt { position: absolute; top: 100%; left: 0; min-width: 300px; background: #fff; border-radius: 14px; box-shadow: var(--golge); border: 1px solid var(--cizgi); padding: 10px; list-style: none; margin: 0; opacity: 0; visibility: hidden; transform: translateY(6px); transition: .18s; }
.menu li:hover > .alt, .menu li:focus-within > .alt { opacity: 1; visibility: visible; transform: none; }
.menu .alt a { display: block; padding: 9px 12px; border-radius: 8px; color: var(--metin); font-size: .9rem; font-weight: 500; }
.menu .alt a:hover { background: var(--acik); color: var(--mavi-koyu); }
.menu .ok::after { content: ""; display: inline-block; width: 6px; height: 6px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-3px); margin-left: 8px; }
.menu .teklif-btn { margin-left: 8px; padding: 11px 20px; }
.menu-ac { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-ac span { display: block; width: 26px; height: 2px; background: var(--lacivert); margin: 6px 0; transition: .2s; }

/* Hero */
.hero { position: relative; background: linear-gradient(135deg, var(--lacivert) 0%, #0d4a73 60%, var(--mavi-koyu) 100%); color: #d8ebf5; overflow: hidden; }
.hero::after { content: ""; position: absolute; inset: auto 0 -1px 0; height: 80px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 80' preserveAspectRatio='none'%3E%3Cpath d='M0 40c240 40 480 40 720 0s480-40 720 0v40H0z' fill='%23ffffff'/%3E%3C/svg%3E") center/100% 100% no-repeat; }
.hero .kap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; padding-top: 80px; padding-bottom: 130px; position: relative; z-index: 1; }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: #5fd3f3; }
.hero p.lead { font-size: 1.15rem; max-width: 560px; margin-bottom: 28px; }
.hero-gorsel { position: relative; }
.hero-gorsel img { border-radius: 28px; box-shadow: 0 30px 60px rgba(0, 0, 0, .3); aspect-ratio: 4/3.2; object-fit: cover; width: 100%; }
.hero-rozet { position: absolute; left: -24px; bottom: 28px; background: #fff; color: var(--lacivert); border-radius: 16px; padding: 14px 18px; box-shadow: var(--golge); font-weight: 700; display: flex; gap: 12px; align-items: center; font-size: .92rem; line-height: 1.3; }
.hero-rozet b { font-size: 1.6rem; color: var(--mavi); }
.hero-artilar { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 28px; font-size: .9rem; color: #bfe0f0; list-style: none; padding: 0; }
.hero-artilar li::before { content: "✓"; color: #5fd3f3; font-weight: 800; margin-right: 8px; }

/* Sayfa başlığı */
.sayfa-bas { background: linear-gradient(135deg, var(--lacivert), #0d4a73); color: #cfe3ef; padding: 64px 0 72px; position: relative; overflow: hidden; }
.sayfa-bas.gorselli { background-size: cover; background-position: center; }
.sayfa-bas.gorselli::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(11, 46, 74, .94) 0%, rgba(11, 46, 74, .7) 55%, rgba(11, 46, 74, .3) 100%); }
.sayfa-bas .kap { position: relative; }
.sayfa-bas h1 { color: #fff; font-size: clamp(1.9rem, 4vw, 2.9rem); max-width: 820px; }
.sayfa-bas p { max-width: 700px; font-size: 1.08rem; margin: 0; }
.kirinti { font-size: .82rem; margin-bottom: 18px; color: #9cc3d8; }
.kirinti a { color: #cfe3ef; }
.kirinti span { margin: 0 6px; opacity: .6; }
.kirinti.acik-zemin { color: var(--soluk); margin-bottom: 28px; }
.kirinti.acik-zemin a { color: var(--mavi-koyu); }

/* Kartlar */
.izgara { display: grid; gap: 24px; }
.iz-2 { grid-template-columns: repeat(2, 1fr); }
.iz-3 { grid-template-columns: repeat(3, 1fr); }
.iz-4 { grid-template-columns: repeat(4, 1fr); }
.kart { background: #fff; border: 1px solid var(--cizgi); border-radius: var(--radius); padding: 28px; transition: .2s; }
.kart:hover { box-shadow: var(--golge); transform: translateY(-3px); }
.kart p { color: var(--soluk); margin: 0; font-size: .95rem; }
.ikon { width: 54px; height: 54px; border-radius: 14px; background: var(--acik); color: var(--mavi-koyu); display: grid; place-items: center; margin-bottom: 18px; }
.ikon svg { width: 28px; height: 28px; }
.koyu .kart { background: var(--lacivert-2); border-color: #1d5277; }
.koyu .kart p { color: #a9c6d8; }
.koyu .ikon { background: #1d5277; color: #5fd3f3; }

/* Adımlar */
.adimlar { counter-reset: adim; }
.adim { position: relative; padding-top: 18px; }
.adim::before { counter-increment: adim; content: "0" counter(adim); font-size: 2.6rem; font-weight: 800; color: var(--mavi); opacity: .35; display: block; line-height: 1; margin-bottom: 10px; }

/* Sektör kartları */
.sektor { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 280px; display: flex; align-items: flex-end; color: #fff; background: var(--lacivert); }
.sektor img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.sektor::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(11, 46, 74, .92)); }
.sektor:hover img { transform: scale(1.05); }
.sektor div { position: relative; z-index: 1; padding: 24px; }
.sektor h3 { color: #fff; margin-bottom: 4px; }
.sektor span { font-size: .88rem; color: #bfe0f0; }

/* Ürün kartları */
.urun-kart { background: linear-gradient(180deg, var(--acik) 0%, #fff 70%); border: 1px solid var(--cizgi); border-radius: var(--radius); padding: 28px 24px; display: flex; flex-direction: column; align-items: center; text-align: center; color: var(--metin); transition: .2s; }
.urun-kart:hover { box-shadow: var(--golge); transform: translateY(-4px); color: var(--metin); }
.urun-kart .urun-foto { height: 280px; display: flex; align-items: flex-end; justify-content: center; margin-bottom: 20px; }
.urun-kart .urun-foto img { max-height: 280px; width: auto; }
.urun-kart h3 { font-size: 1.08rem; margin-bottom: 8px; }
.urun-kart p { font-size: .9rem; color: var(--soluk); margin-bottom: 16px; flex: 1; }
.urun-kart .daha { font-weight: 700; font-size: .9rem; color: var(--mavi-koyu); }
.etiket { display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; background: var(--lacivert); color: #fff; border-radius: 999px; padding: 4px 10px; margin-bottom: 14px; }

/* Kategori kartı */
.kat-kart { display: grid; grid-template-columns: 1fr 160px; gap: 20px; align-items: center; background: var(--acik-2); border: 1px solid var(--cizgi); border-radius: var(--radius); padding: 30px; color: var(--metin); transition: .2s; }
.kat-kart:hover { box-shadow: var(--golge); color: var(--metin); }
.kat-kart img { max-height: 220px; width: auto; margin: 0 auto; }
.kat-kart p { color: var(--soluk); font-size: .95rem; }

/* Ürün detay */
.urun-ust { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: center; }
.urun-sahne { background: radial-gradient(circle at 50% 60%, #fff 0%, var(--acik) 70%); border-radius: 28px; padding: 40px; display: flex; justify-content: center; align-items: flex-end; min-height: 520px; }
.urun-sahne img { max-height: 480px; width: auto; }
.ozellikler { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; margin: 26px 0; }
.ozellik { background: var(--acik-2); border: 1px solid var(--cizgi); border-radius: 14px; padding: 14px; display: flex; gap: 10px; align-items: center; font-size: .85rem; font-weight: 600; color: var(--lacivert); line-height: 1.3; }
.ozellik svg { width: 26px; height: 26px; flex: none; color: var(--mavi); }
.sertifika { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.sertifika span { border: 1.5px solid var(--lacivert); color: var(--lacivert); border-radius: 8px; padding: 3px 10px; font-weight: 800; font-size: .78rem; letter-spacing: .06em; }
.anlatim { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-bottom: 72px; }
.anlatim:last-child { margin-bottom: 0; }
.anlatim:nth-child(even) .anlatim-gorsel { order: 2; }
.anlatim-gorsel img { border-radius: var(--radius); width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.tablo { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--cizgi); }
.tablo th, .tablo td { text-align: left; padding: 14px 20px; border-bottom: 1px solid var(--cizgi); font-size: .95rem; }
.tablo th { width: 45%; color: var(--lacivert); font-weight: 600; background: var(--acik-2); }
.tablo tr:last-child th, .tablo tr:last-child td { border-bottom: 0; }
.var { color: #15935a; font-weight: 700; }
.yok { color: #a3b1bd; }
.teknik-cizim { background: #fff; border: 1px solid var(--cizgi); border-radius: var(--radius); padding: 24px; }

/* Kiralama vurgusu */
.kira-kutu { background: linear-gradient(135deg, var(--mavi-koyu), var(--mavi)); color: #e6f6fc; border-radius: 24px; padding: 32px; }
.kira-kutu h3 { color: #fff; }
.kira-kutu ul { margin: 0 0 22px; padding: 0; list-style: none; }
.kira-kutu li { padding: 6px 0 6px 28px; position: relative; }
.kira-kutu li::before { content: "✓"; position: absolute; left: 0; font-weight: 800; color: #fff; }

/* Karşılaştırma */
.karsi { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.karsi .kart h3 { display: flex; align-items: center; gap: 10px; }
.karsi ul { margin: 0; padding: 0; list-style: none; }
.karsi li { padding: 9px 0; border-bottom: 1px dashed var(--cizgi); font-size: .95rem; }
.karsi li:last-child { border: 0; }
.karsi .iyi { border: 2px solid var(--mavi); }
.karsi .iyi li::before { content: "✓ "; color: #15935a; font-weight: 800; }
.karsi .kotu li::before { content: "✕ "; color: #c2524a; font-weight: 800; }

/* Rakamlar */
.rakamlar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.rakam b { display: block; font-size: 2.6rem; color: #fff; font-weight: 800; line-height: 1.1; }
.rakam span { color: #a9c6d8; font-size: .92rem; }

/* SSS */
.sss { max-width: 860px; margin: 0 auto; }
.sss details { background: #fff; border: 1px solid var(--cizgi); border-radius: 14px; margin-bottom: 12px; }
.sss summary { cursor: pointer; padding: 18px 22px; font-weight: 700; color: var(--lacivert); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--mavi); }
.sss details[open] summary::after { content: "−"; }
.sss details p { padding: 0 22px 18px; margin: 0; color: var(--soluk); }

/* CTA */
.cta { background: linear-gradient(120deg, var(--lacivert), var(--mavi-koyu)); border-radius: 28px; padding: 56px; display: grid; grid-template-columns: 1.4fr auto; gap: 32px; align-items: center; color: #cfe3ef; }
.cta h2 { color: #fff; margin-bottom: 10px; }
.cta p { margin: 0; }

/* Liste */
.tik { list-style: none; padding: 0; margin: 0 0 24px; }
.tik li { padding: 8px 0 8px 32px; position: relative; }
.tik li::before { content: ""; position: absolute; left: 0; top: 11px; width: 20px; height: 20px; border-radius: 50%; background: var(--acik) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10l3.5 3.5L15 7' fill='none' stroke='%230a6fa8' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }
.iki-sutun { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.yuvarlak-gorsel img { border-radius: 24px; width: 100%; aspect-ratio: 4/3; object-fit: cover; }

/* Form */
.form { background: #fff; border: 1px solid var(--cizgi); border-radius: 24px; padding: 36px; box-shadow: var(--golge); }
.form-satir { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.alan { margin-bottom: 16px; }
.alan label { display: block; font-weight: 600; font-size: .88rem; color: var(--lacivert); margin-bottom: 6px; }
.alan input, .alan select, .alan textarea { width: 100%; padding: 13px 15px; border: 1.5px solid var(--cizgi); border-radius: 12px; font: inherit; font-size: .95rem; color: var(--metin); background: var(--acik-2); transition: .15s; }
.alan input:focus, .alan select:focus, .alan textarea:focus { outline: none; border-color: var(--mavi); background: #fff; }
.onay { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; color: var(--soluk); margin-bottom: 20px; }
.onay input { margin-top: 4px; }
.form-mesaj { display: none; margin-top: 16px; padding: 14px 18px; border-radius: 12px; font-weight: 600; }
.form-mesaj.ok { display: block; background: #e5f6ee; color: #10734a; }
.form-mesaj.hata { display: block; background: #fdeceb; color: #a3362e; }
.iletisim-bilgi .kart { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 16px; }
.iletisim-bilgi .ikon { margin: 0; flex: none; }
.iletisim-bilgi h3 { font-size: 1rem; margin-bottom: 4px; }
.harita { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--cizgi); }
.harita iframe { width: 100%; height: 380px; border: 0; display: block; }

/* Yazı */
.yazi { max-width: 820px; margin: 0 auto; }
.yazi h2 { font-size: 1.6rem; margin-top: 1.6em; }
.yazi p, .yazi li { color: #3b5062; }
.bilgi-kart { display: block; color: var(--metin); }
.bilgi-kart:hover { color: var(--metin); }
.bilgi-kart .no { font-size: .8rem; font-weight: 800; color: var(--mavi); letter-spacing: .1em; }

/* Footer */
.alt-bilgi { background: #071f33; color: #93b2c6; padding: 72px 0 0; font-size: .92rem; }
.alt-bilgi .kap > .izgara { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.alt-bilgi h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.alt-bilgi ul { list-style: none; padding: 0; margin: 0; }
.alt-bilgi li { margin-bottom: 9px; }
.alt-bilgi a { color: #93b2c6; }
.alt-bilgi a:hover { color: #fff; }
.alt-bilgi .logo img { height: 40px; margin-bottom: 18px; }
.bayi-not { margin-top: 18px; font-size: .82rem; padding: 10px 14px; border: 1px solid #1a3d57; border-radius: 10px; display: inline-block; }
.alt-son { border-top: 1px solid #143650; margin-top: 56px; padding: 22px 0; font-size: .82rem; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* Sabit butonlar */
.wp { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 58px; height: 58px; border-radius: 50%; background: #25d366; display: grid; place-items: center; box-shadow: 0 10px 24px rgba(0, 0, 0, .2); }
.wp svg { width: 30px; height: 30px; fill: #fff; }

/* Mobil */
@media (max-width: 1220px) {
  .menu-ac { display: block; }
  .ust { backdrop-filter: none; background: #fff; }
  .menu { position: fixed; inset: 78px 0 0 0; background: #fff; flex-direction: column; align-items: stretch; padding: 20px; gap: 0; overflow-y: auto; transform: translateX(100%); visibility: hidden; transition: transform .25s, visibility .25s; }
  .menu-acik { overflow: hidden; }
  .menu-acik .menu { transform: none; visibility: visible; }
  .menu-acik .menu-ac span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .menu-acik .menu-ac span:nth-child(2) { opacity: 0; }
  .menu-acik .menu-ac span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .menu > li > a { padding: 14px 6px; border-bottom: 1px solid var(--cizgi); border-radius: 0; font-size: 1rem; }
  .menu .alt { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 4px 0 8px 12px; min-width: 0; }
  .menu .teklif-btn { margin: 18px 0 0; justify-content: center; }
}
@media (max-width: 1080px) {
  .hero .kap, .urun-ust, .iki-sutun, .anlatim, .cta { grid-template-columns: 1fr; }
  .anlatim:nth-child(even) .anlatim-gorsel { order: 0; }
  .iz-4 { grid-template-columns: repeat(2, 1fr); }
  .iz-3 { grid-template-columns: repeat(2, 1fr); }
  .alt-bilgi .kap > .izgara { grid-template-columns: 1fr 1fr; }
  .rakamlar { grid-template-columns: repeat(2, 1fr); }
  .hero-rozet { left: 16px; }
}
@media (max-width: 680px) {
  .bolum { padding: 56px 0; }
  .serit .kap span:last-child { display: none; }
  .iz-2, .iz-3, .iz-4, .karsi, .form-satir { grid-template-columns: 1fr; }
  .alt-bilgi .kap > .izgara { grid-template-columns: 1fr; }
  .hero .kap { padding-top: 48px; padding-bottom: 100px; }
  .cta { padding: 36px 24px; }
  .form { padding: 24px; }
  .kat-kart { grid-template-columns: 1fr; text-align: center; }
  .urun-sahne { min-height: 380px; }
  .urun-sahne img { max-height: 340px; }
  .tablo th, .tablo td { padding: 12px 14px; font-size: .88rem; }
}