/* GokTwins Tech: turkuaz ve beyaz ana renk; siyah ve gri yardımcı renk. */
:root {
  --ink: #0b0f14;
  --black: #0b0f14;
  --black-2: #111827;
  --tq: #0e9ab5;
  --tq-2: #12a7c7;
  --tq-dark: #0a7a93;
  --tq-soft: #e6f7fb;
  --tq-light: #7dd8ea;
  --muted: #4b5563;
  --soft: #6b7280;
  --line: #e5e7eb;
  --bg: #ffffff;
  --bg-alt: #f3f4f6;
  --radius: 16px;
  --shadow: 0 1px 2px rgb(11 15 20 / 6%), 0 8px 24px rgb(11 15 20 / 7%);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--tq-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 3px solid var(--tq); outline-offset: 2px; border-radius: 6px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 50; background: #fff; padding: 8px 12px; }

.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.section { padding: 88px 0; scroll-margin-top: 72px; }
.section.alt { background: var(--bg-alt); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--tq); margin: 0 0 12px; }
.eyebrow::before { content: ""; width: 18px; height: 2px; background: currentColor; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; }
h2 { font-size: clamp(28px, 4vw, 40px); }
.lead { font-size: 18px; color: var(--muted); max-width: 660px; margin: 16px 0 0; }
.center { text-align: center; }
.center .lead { margin-inline: auto; }
.center .eyebrow { justify-content: center; }

/* Üst menü: lacivert zemin */
.header { position: sticky; top: 0; z-index: 20; background: rgb(11 15 20 / 92%); backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid rgb(255 255 255 / 8%); }
.header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; font-weight: 800; font-size: 19px; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.brand span { color: var(--tq-light); font-weight: 700; }
.nav { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 600; }
.nav a { color: #cbd5e1; }
.nav a:hover { color: #fff; text-decoration: none; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 10px; font-weight: 700; font-size: 15px; border: 1px solid transparent; transition: transform .15s, box-shadow .15s, background .15s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--tq); color: #fff; box-shadow: 0 6px 16px rgb(14 154 181 / 30%); }
.btn-primary:hover { background: var(--tq-dark); }
.btn-red { background: var(--tq); color: #fff; box-shadow: 0 6px 16px rgb(14 154 181 / 25%); }
.btn-red:hover { background: var(--tq-dark); }
.btn-ghost { background: #fff; color: var(--ink); border-color: #d1d5db; }
.btn-line { background: transparent; color: #fff; border-color: rgb(255 255 255 / 30%); }
.btn-line:hover { border-color: #fff; }
.nav .btn { color: #fff; padding: 9px 16px; }
/* Dil seçici */
.langs { display: inline-flex; align-items: center; gap: 2px; padding: 3px; border-radius: 999px; border: 1px solid rgb(255 255 255 / 16%); font-size: 13px; font-weight: 700; }
.langs a, .langs span { padding: 4px 9px; border-radius: 999px; color: #cbd5e1; line-height: 1; }
.langs a:hover { color: #fff; text-decoration: none; }
.langs .lang-current { background: var(--tq); color: #fff; }
@media (max-width: 760px) { .nav a:not(.btn) { display: none; } .nav { gap: 12px; } .langs a { display: inline-block !important; } }
.nf + .nf { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--line); }

/* Karşılama: lacivertten siyaha */
.hero { position: relative; overflow: hidden; color: #fff; padding: 72px 0 96px; min-height: calc(100svh - 68px); display: flex; align-items: center; background: radial-gradient(900px 480px at 85% 0%, rgb(18 167 199 / 40%) 0%, transparent 60%), linear-gradient(180deg, var(--black) 0%, var(--black-2) 100%); }
.hero::after { content: ""; position: absolute; inset: auto 0 0 0; height: 1px; background: linear-gradient(90deg, transparent, rgb(255 255 255 / 20%), transparent); }
.hero .eyebrow { color: var(--tq-light); }
.hero h1 { font-size: clamp(36px, 6vw, 60px); max-width: 800px; }
.hero h1 em { font-style: normal; color: var(--tq-light); }
.hero .lead { color: #cbd5e1; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero .chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 44px; }
.chip { display: inline-flex; align-items: center; gap: 10px; padding: 7px 14px 7px 7px; background: rgb(255 255 255 / 6%); border: 1px solid rgb(255 255 255 / 14%); border-radius: 999px; font-size: 14px; font-weight: 600; color: #e2e8f0; }
.chip img { width: 28px; height: 28px; border-radius: 8px; background: #fff; }

/* Karşılama: iki sütun (metin + ürün görselleri), ekranı dolduran yükseklik */
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(36px, 5vw, 58px); }
.hero-visual { position: relative; aspect-ratio: 1 / 0.9; }
.hero-visual .shot { position: absolute; border-radius: 14px; overflow: hidden; background: #fff; border: 1px solid rgb(255 255 255 / 16%); box-shadow: 0 30px 70px -20px rgb(0 0 0 / 70%); }
.hero-visual .shot img { width: 100%; }
.hero-visual .s1 { width: 92%; left: 8%; top: 4%; transform: rotate(-3deg); }
.hero-visual .s2 { width: 80%; left: 0; bottom: 2%; transform: rotate(2.5deg); }
.hero-visual .mark { position: absolute; width: 72px; height: 72px; right: 2%; bottom: 10%; filter: drop-shadow(0 12px 24px rgb(14 154 181 / 45%)); }
.scroll { position: absolute; left: 50%; bottom: 22px; translate: -50% 0; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 999px; color: #cbd5e1; border: 1px solid rgb(255 255 255 / 18%); animation: dip 2.4s ease-in-out infinite; }
.scroll:hover { color: #fff; border-color: #fff; }
.scroll svg { width: 20px; height: 20px; }
@keyframes dip { 0%, 100% { translate: -50% 0; } 50% { translate: -50% 6px; } }
@media (max-width: 960px) {
  .hero { min-height: 0; padding: 64px 0 72px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; }
  .scroll { display: none; }
}
@media (prefers-reduced-motion: reduce) { .scroll { animation: none; } }

/* Ürünler */
.family { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 20px; margin: 56px 0 0; }
.family img { width: 28px; height: 28px; border-radius: 7px; }
.family small { font-size: 15px; font-weight: 500; color: var(--soft); }
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; margin-top: 20px; }
.card { position: relative; display: flex; flex-direction: column; gap: 14px; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); border-top: 3px solid var(--tq-dark); }
.card .top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card .icon { width: 56px; height: 56px; border-radius: 14px; }
.card h3 { font-size: 21px; }
.card .platform { font-size: 13px; font-weight: 700; color: var(--soft); text-transform: uppercase; letter-spacing: .06em; margin-top: -8px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 14.5px; }
.card .meta { margin-top: auto; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; padding-top: 6px; font-size: 14px; color: var(--soft); }
.badge { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; white-space: nowrap; }
.badge.live { background: #dcfce7; color: #166534; }
.badge.soon { background: var(--bg-alt); color: #374151; }
.badge.dev { background: var(--tq-soft); color: var(--tq-dark); }
.card .more { font-weight: 700; font-size: 14px; }

/* Ürün tanıtımı */
.showcase { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.showcase + .showcase { margin-top: 96px; }
.showcase.flip { grid-template-columns: 1.15fr 1fr; }
.showcase.flip .text { order: 2; }
.showcase .shot { border-radius: var(--radius); border: 1px solid var(--line); box-shadow: 0 24px 60px rgb(11 15 20 / 16%); overflow: hidden; background: #fff; }
.showcase h3 { font-size: clamp(24px, 3vw, 32px); margin-top: 6px; }
.showcase .logo { display: flex; align-items: center; gap: 10px; font-weight: 800; }
.showcase .logo img { width: 36px; height: 36px; border-radius: 9px; }
.checks { list-style: none; padding: 0; margin: 20px 0 28px; display: grid; gap: 10px; color: var(--muted); }
.checks li { padding-left: 30px; position: relative; }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 6px; background: var(--tq-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a7a93' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat; }
@media (max-width: 860px) {
  .showcase, .showcase.flip { grid-template-columns: 1fr; gap: 28px; }
  .showcase.flip .text { order: 0; }
}

/* Hizmetler */
.services { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 48px; }
.service { padding: 26px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.service .ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--tq-soft); color: var(--tq-dark); margin-bottom: 14px; }
.service h3 { font-size: 17px; }
.service p { margin: 8px 0 0; color: var(--muted); font-size: 15px; }
.next-products { margin: 36px 0 0; color: var(--muted); }

/* Teklif formu */
.quote { max-width: 760px; margin: 40px auto 0; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow); display: grid; gap: 16px; }
.quote .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .quote .row { grid-template-columns: 1fr; } .quote { padding: 20px; } }
.quote label { display: grid; gap: 6px; font-size: 14px; font-weight: 700; color: var(--ink); }
.quote label em { font-style: normal; font-weight: 500; color: var(--soft); }
#teklif { scroll-margin-top: 96px; }
.quote input, .quote select, .quote textarea { font: inherit; font-weight: 400; color: var(--ink); background: #fff; border: 1px solid #d1d5db; border-radius: 10px; padding: 11px 12px; width: 100%; }
.quote input:focus, .quote select:focus, .quote textarea:focus { outline: none; border-color: var(--tq); box-shadow: 0 0 0 3px rgb(14 154 181 / 18%); }
.quote textarea { resize: vertical; }
.quote .send { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.quote button { cursor: pointer; font-family: inherit; }
.quote #teklif-durum { margin: 0; color: var(--tq-dark); font-weight: 600; font-size: 14px; }
.quote .note { margin: 0; font-size: 13px; color: var(--soft); }
.quote .hint { margin: -6px 0 0; font-size: 13px; color: var(--soft); }
.quote .consents { display: grid; gap: 10px; }
.quote label.check { display: flex; align-items: flex-start; gap: 10px; font-weight: 500; color: var(--muted); }
.quote label.check input { width: 18px; height: 18px; margin: 2px 0 0; padding: 0; flex: none; accent-color: var(--tq); }

/* İlkeler: koyu bant */
.dark { background: var(--black); color: #fff; }
.dark .lead { color: #cbd5e1; }
.dark .eyebrow { color: var(--tq-light); }
.values { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; margin-top: 48px; }
.value { padding: 26px; border-radius: var(--radius); background: rgb(255 255 255 / 4%); border: 1px solid rgb(255 255 255 / 10%); }
.value .ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgb(18 167 199 / 20%); color: var(--tq-light); margin-bottom: 14px; }
.value h3 { font-size: 17px; }
.value p { margin: 8px 0 0; color: #cbd5e1; font-size: 15px; }

/* Hakkımızda */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about .story { position: relative; padding: 36px; border-radius: 22px; color: #fff; background: linear-gradient(140deg, var(--tq-dark), var(--black)); box-shadow: 0 24px 60px rgb(11 15 20 / 30%); overflow: hidden; }
.about .story::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--tq); }
.about .story svg { width: 64px; height: 64px; margin-bottom: 16px; }
.about .story p { margin: 0; font-size: 18px; line-height: 1.7; color: #e2e8f0; }
.about .story strong { color: #fff; }
.facts { display: grid; gap: 14px; margin-top: 24px; }
.fact { display: flex; gap: 14px; align-items: baseline; color: var(--muted); }
.fact b { color: var(--ink); min-width: 130px; }
@media (max-width: 860px) { .about { grid-template-columns: 1fr; gap: 32px; } }

/* İletişim */
.contact { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 40px; }
.contact a.box { display: flex; align-items: center; gap: 16px; padding: 24px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); color: var(--ink); transition: transform .15s, border-color .15s; }
.contact a.box:hover { text-decoration: none; transform: translateY(-2px); border-color: #a5e4f0; }
.contact .ico { flex: none; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--tq-soft); color: var(--tq-dark); }
.contact a.box.wa .ico { background: #dcfce7; color: #15803d; }
.contact small { display: block; color: var(--soft); font-size: 13px; font-weight: 600; }
.contact span { font-weight: 700; overflow-wrap: anywhere; }

/* Alt bilgi: siyah */
.footer { padding: 40px 0; background: #05080f; color: #9ca3af; font-size: 14px; }
.footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 20px; }
.footer a { color: #d1d5db; }
.footer .brand { font-size: 16px; }
.footer .brand img { width: 26px; height: 26px; }

/* Sosyal medya simgeleri */
.social { display: flex; gap: 10px; }
.social a, .social span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; color: #d1d5db; background: rgb(255 255 255 / 6%); border: 1px solid rgb(255 255 255 / 12%); transition: color .15s, background .15s, border-color .15s; }
.social a:hover { color: #fff; background: var(--tq); border-color: var(--tq); text-decoration: none; }
.social span.soon { opacity: .45; cursor: default; }
.social svg { width: 17px; height: 17px; }

/* Metin sayfaları */
.doc { padding: 64px 0 88px; }
.doc .wrap { max-width: 760px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); }
.doc h2 { font-size: 22px; margin-top: 40px; }
.doc p, .doc li { color: var(--muted); }
.doc .updated { color: var(--soft); font-size: 14px; margin-top: 8px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}