/* =========================================================
   DM Doğalgaz Enerji — Kurumsal Site
   Renkler logodan alınmıştır: yeşil → mavi → mor
   ========================================================= */
:root {
  --green: #6cb33f;
  --green-d: #2f8f3c;
  --blue: #2f8fd1;
  --purple: #43237a;
  --ink: #12141c;
  --ink-2: #3b3f4c;
  --muted: #6b7080;
  --line: #e6e8ee;
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --dark: #0d0f1a;
  --grad: linear-gradient(100deg, var(--green) 0%, var(--blue) 55%, var(--purple) 100%);
  --radius: 18px;
  --shadow: 0 20px 50px -20px rgba(20, 24, 50, .25);
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: "Sora", "Manrope", sans-serif; line-height: 1.15; margin: 0 0 .6em; letter-spacing: -.02em; }
p { margin: 0 0 1em; color: var(--ink-2); }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding-inline: 24px; }
.section { padding-block: 110px; }
.section--soft { background: var(--bg-soft); }
.section--dark { background: var(--dark); color: #fff; }
.section--dark p { color: #b8bccb; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--green-d);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--grad); border-radius: 2px; }
.section--dark .eyebrow { color: var(--green); }
.title { font-size: clamp(30px, 4vw, 46px); font-weight: 700; }
.title .grad, .grad {
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { font-size: 18px; max-width: 640px; }
.section-head { display: grid; gap: 8px; margin-bottom: 56px; }
.section-head.center { text-align: center; justify-items: center; }
.section-head.center .lead { margin-inline: auto; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px; border-radius: 999px; font-weight: 700; font-size: 15px;
  border: 0; cursor: pointer; transition: transform .25s, box-shadow .25s, background .25s;
  font-family: inherit;
}
.btn svg { width: 18px; height: 18px; transition: transform .25s; }
.btn:hover svg { transform: translateX(4px); }
.btn--primary { background: var(--grad); color: #fff; box-shadow: 0 12px 30px -10px rgba(47, 143, 209, .7); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 36px -12px rgba(67, 35, 122, .7); }
.btn--ghost { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.25); }
.btn--ghost:hover { background: rgba(255,255,255,.16); }
.btn--light { background: #fff; color: var(--ink); }

/* ---------- Header ---------- */
.topbar { background: var(--dark); color: #b8bccb; font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; gap: 16px; padding-block: 9px; flex-wrap: wrap; }
.topbar a:hover { color: #fff; }
.topbar span { display: inline-flex; align-items: center; gap: 8px; margin-right: 22px; }
.topbar svg { width: 14px; height: 14px; color: var(--green); }

.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s;
}
.header.scrolled { border-color: var(--line); box-shadow: 0 10px 30px -20px rgba(0,0,0,.25); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 92px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 54px; width: auto; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { font-weight: 600; font-size: 15px; color: var(--ink-2); position: relative; padding-block: 6px; white-space: nowrap; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--grad); transition: width .3s; }
.nav a:hover, .nav a.active { color: var(--ink); }
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav .btn { padding: 12px 22px; color: #fff; }
.nav .btn::after { display: none; }
.burger { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 10px; }
.burger span { display: block; height: 2px; background: var(--ink); margin: 6px 0; border-radius: 2px; transition: .3s; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--dark); color: #fff; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(13,15,26,.96) 0%, rgba(13,15,26,.82) 45%, rgba(13,15,26,.25) 100%);
}
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 720px); align-items: center; min-height: 680px; padding-block: 90px; }
.hero h1 { font-size: clamp(38px, 5.6vw, 66px); font-weight: 800; margin-bottom: 22px; }
.hero p { color: #c6cad6; font-size: 19px; max-width: 560px; margin-bottom: 36px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__badges { display: flex; gap: 28px; margin-top: 48px; flex-wrap: wrap; }
.hero__badges div { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #c6cad6; font-weight: 600; }
.hero__badges svg { width: 22px; height: 22px; color: var(--green); }

.hero__card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(16px); border-radius: 24px; padding: 30px; box-shadow: 0 40px 80px -30px rgba(0,0,0,.6);
}
.hero__card h4 { font-size: 15px; color: #c6cad6; font-weight: 600; margin-bottom: 18px; letter-spacing: 0; }
.progress-row { margin-bottom: 18px; }
.progress-row .lbl { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 8px; color: #e8eaf0; font-weight: 600; }
.bar { height: 8px; border-radius: 99px; background: rgba(255,255,255,.1); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--grad); border-radius: inherit; transition: width 1.6s cubic-bezier(.2,.7,.2,1); }
.hero__card .mini { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 24px; }
.hero__card .mini div { background: rgba(255,255,255,.06); border-radius: 14px; padding: 16px; }
.hero__card .mini b { display: block; font-family: "Sora", sans-serif; font-size: 26px; }
.hero__card .mini span { font-size: 13px; color: #aeb3c2; }

/* ---------- Stats ---------- */
.stats { position: relative; z-index: 3; margin-top: -60px; }
.stats .grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.stat { padding: 36px 30px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat b { font-family: "Sora", sans-serif; font-size: 44px; font-weight: 800; display: block; line-height: 1; margin-bottom: 8px; }
.stat b em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--muted); font-weight: 600; font-size: 15px; }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about__visual { position: relative; }
.about__visual .frame { border-radius: 24px; overflow: hidden; box-shadow: var(--shadow); aspect-ratio: 3/2; max-width: 600px; }
.about__visual .frame img { width: 100%; height: 100%; object-fit: cover; object-position: 30% center; }
.about__float {
  position: absolute; left: -24px; bottom: -28px; background: #fff; border-radius: 18px; padding: 20px 22px;
  box-shadow: var(--shadow); display: flex; gap: 14px; align-items: center; max-width: 260px;
}
.about__float .ic { width: 52px; height: 52px; border-radius: 14px; background: var(--grad); display: grid; place-items: center; color: #fff; flex: none; }
.about__float .ic svg { width: 26px; height: 26px; }
.about__float b { font-family: "Sora", sans-serif; font-size: 22px; display: block; line-height: 1.1; }
.about__float span { font-size: 13px; color: var(--muted); }
.checklist { list-style: none; padding: 0; margin: 28px 0 36px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; }
.checklist li { display: flex; gap: 10px; align-items: flex-start; font-weight: 600; font-size: 15px; }
.checklist svg { width: 22px; height: 22px; flex: none; color: var(--green-d); margin-top: 1px; }

/* ---------- Services ---------- */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.service {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .35s, box-shadow .35s, border-color .35s; display: flex; flex-direction: column;
}
.service:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: transparent; }
.service__img { aspect-ratio: 16/10; overflow: hidden; }
.service__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.service:hover .service__img img { transform: scale(1.06); }
.service__body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.service__icon {
  width: 58px; height: 58px; border-radius: 16px; background: var(--grad); color: #fff; display: grid; place-items: center;
  margin-top: -57px; margin-bottom: 18px; position: relative; box-shadow: 0 12px 24px -10px rgba(47,143,209,.8); border: 4px solid #fff;
}
.service__icon svg { width: 26px; height: 26px; }
.service h3 { font-size: 21px; }
.service p { font-size: 15px; flex: 1; }
.service .more { font-weight: 700; font-size: 14px; color: var(--green-d); display: inline-flex; gap: 8px; align-items: center; }
.service .more svg { width: 16px; height: 16px; transition: transform .25s; }
.service:hover .more svg { transform: translateX(4px); }

/* ---------- Process ---------- */
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; position: relative; }
.process::before {
  content: ""; position: absolute; top: 38px; left: 10%; right: 10%; height: 2px;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,.25) 0 8px, transparent 8px 16px);
}
.step { text-align: center; position: relative; }
.step .num {
  width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 22px; display: grid; place-items: center;
  background: var(--dark); border: 2px solid transparent;
  background-image: linear-gradient(var(--dark), var(--dark)), var(--grad);
  background-origin: border-box; background-clip: padding-box, border-box;
  font-family: "Sora", sans-serif; font-weight: 800; font-size: 22px; position: relative; z-index: 1;
}
.step h4 { font-size: 18px; color: #fff; }
.step p { font-size: 14px; }

/* ---------- Projects ---------- */
.filters { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 40px; }
.filters button {
  border: 1px solid var(--line); background: #fff; padding: 10px 20px; border-radius: 999px; font-weight: 700; font-size: 14px;
  cursor: pointer; font-family: inherit; color: var(--ink-2); transition: .25s;
}
.filters button.active, .filters button:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.project { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3.4; cursor: pointer; }
.project img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s; }
.project:hover img { transform: scale(1.07); }
.project__info {
  position: absolute; inset: auto 0 0 0; padding: 26px; color: #fff;
  background: linear-gradient(0deg, rgba(10,12,22,.92) 0%, rgba(10,12,22,0) 100%);
}
.project__info span { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--green); }
.project__info h4 { font-size: 20px; margin: 6px 0 4px; }
.project__info p { color: #c6cad6; font-size: 14px; margin: 0; }
.project.hide { display: none; }

/* ---------- Why ---------- */
.why { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.why__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.why__grid .why__item:last-child { grid-column: 1 / -1; }
.why__item { background: #fff; border-radius: var(--radius); padding: 28px; border: 1px solid var(--line); transition: .3s; }
.why__item:hover { box-shadow: var(--shadow); border-color: transparent; }
.why__item .ic { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px; background: linear-gradient(135deg, rgba(108,179,63,.14), rgba(67,35,122,.14)); color: var(--blue); }
.why__item .ic svg { width: 24px; height: 24px; }
.why__item h4 { font-size: 18px; }
.why__item p { font-size: 14.5px; margin: 0; }

/* ---------- CTA ---------- */
.cta { position: relative; border-radius: 28px; overflow: hidden; padding: 70px; background: var(--grad); color: #fff; display: grid; grid-template-columns: 1.4fr 1fr; gap: 30px; align-items: center; }
.cta::before { content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%; border: 70px solid rgba(255,255,255,.08); right: -160px; top: -200px; }
.cta h2 { font-size: clamp(28px, 3.4vw, 40px); position: relative; }
.cta p { color: rgba(255,255,255,.88); position: relative; margin: 0; }
.cta .actions { display: flex; gap: 14px; justify-content: flex-end; flex-wrap: wrap; position: relative; }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin: 0 auto; display: grid; gap: 14px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 0 26px; transition: .3s; }
.faq details[open] { box-shadow: var(--shadow); border-color: transparent; }
.faq summary { list-style: none; cursor: pointer; padding: 22px 0; font-weight: 700; font-size: 17px; display: flex; justify-content: space-between; gap: 20px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary i { width: 32px; height: 32px; border-radius: 50%; background: var(--bg-soft); display: grid; place-items: center; flex: none; transition: .3s; font-style: normal; font-size: 20px; }
.faq details[open] summary i { transform: rotate(45deg); background: var(--grad); color: #fff; }
.faq details p { padding-bottom: 22px; margin: 0; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 50px; }
.contact__info { display: grid; gap: 18px; align-content: start; }
.info-card { display: flex; gap: 18px; padding: 24px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.info-card .ic { width: 52px; height: 52px; border-radius: 14px; background: var(--grad); color: #fff; display: grid; place-items: center; flex: none; }
.info-card .ic svg { width: 24px; height: 24px; }
.info-card h4 { font-size: 16px; margin-bottom: 4px; }
.info-card p { margin: 0; font-size: 15px; }
.form { background: #fff; border-radius: 24px; padding: 40px; box-shadow: var(--shadow); display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form .full { grid-column: 1 / -1; }
.form label { display: grid; gap: 7px; font-size: 14px; font-weight: 700; color: var(--ink-2); }
.form input, .form select, .form textarea {
  font: inherit; font-size: 15px; padding: 14px 16px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--bg-soft);
  transition: border-color .25s, background .25s; color: var(--ink); width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--blue); background: #fff; }
.form textarea { min-height: 130px; resize: vertical; }
.form .note { font-size: 13px; color: var(--muted); margin: 0; }
.form .ok { display: none; padding: 14px 16px; border-radius: 12px; background: rgba(108,179,63,.12); color: var(--green-d); font-weight: 700; }
.form.sent .ok { display: block; }
.contact__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 6px; }
.btn--wa { background: #25d366; color: #fff; box-shadow: 0 12px 30px -10px rgba(37, 211, 102, .7); }
.btn--wa:hover { transform: translateY(-2px); }
.map { border-radius: 24px; overflow: hidden; min-height: 460px; border: 1px solid var(--line); box-shadow: var(--shadow); background: #fff; }
.map iframe { display: block; min-height: 460px; }

/* ---------- Footer ---------- */
.footer { background: var(--dark); color: #aeb3c2; padding-top: 80px; }
.footer .grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1.3fr; gap: 36px; padding-bottom: 60px; }
.footer-logo { height: 58px; width: auto; margin-bottom: 22px; }
.footer p { color: #aeb3c2; font-size: 14.5px; }
.footer h5 { color: #fff; font-family: "Sora", sans-serif; font-size: 16px; margin: 0 0 20px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; font-size: 14.5px; }
.footer ul a:hover { color: #fff; }
.socials { display: flex; gap: 10px; margin-top: 20px; }
.socials a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,.15); display: grid; place-items: center; transition: .25s; }
.socials a:hover { background: var(--grad); border-color: transparent; color: #fff; }
.socials svg { width: 17px; height: 17px; }
.footer .bottom { border-top: 1px solid rgba(255,255,255,.08); padding-block: 24px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13.5px; }

.to-top {
  position: fixed; right: 22px; bottom: calc(22px + env(safe-area-inset-bottom, 0px)); width: 50px; height: 50px; border-radius: 50%;
  background: var(--grad); color: #fff; border: 0; cursor: pointer; display: grid; place-items: center; z-index: 60;
  box-shadow: var(--shadow); opacity: 0; transform: translateY(20px); transition: .3s; pointer-events: none;
}
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top svg { width: 20px; height: 20px; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* Gas flow animation in SVGs */
@keyframes flow { to { stroke-dashoffset: -200; } }
.flow { stroke-dasharray: 10 14; animation: flow 6s linear infinite; }
@keyframes pulse { 0%,100% { opacity: .35; } 50% { opacity: 1; } }
.pulse { animation: pulse 2.4s ease-in-out infinite; }

/* ---------- Hizmet kapsamı ---------- */
.scope { margin-top: 60px; background: #fff; border-radius: 24px; padding: 44px; border: 1px solid var(--line); box-shadow: var(--shadow); }
.scope__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.scope__head h3 { font-size: clamp(22px, 2.6vw, 30px); margin: 0; }
.scope__head p { margin: 0; color: var(--muted); }
.scope__list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 36px; }
.scope__list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; font-weight: 600; color: var(--ink-2); padding: 10px 0; border-bottom: 1px dashed var(--line); }
.scope__list svg { width: 20px; height: 20px; flex: none; color: var(--green-d); margin-top: 2px; }

/* ---------- Faaliyetler ---------- */
.activity { display: grid; grid-template-columns: 1fr 1.1fr; border-radius: 24px; overflow: hidden; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); margin-bottom: 36px; }
.activity__img { margin: 24px 0 24px 24px; align-self: center; aspect-ratio: 3/2; max-width: 600px; border-radius: 18px; overflow: hidden; }
.activity__img img { width: 100%; height: 100%; object-fit: cover; }
.activity__body { padding: 44px; align-self: center; }
.activity h3 { font-size: clamp(22px, 2.4vw, 28px); margin-bottom: 18px; }
.tag { display: inline-block; font-family: "Sora", sans-serif; font-weight: 800; font-size: 13px; padding: 5px 12px; border-radius: 99px; background: var(--grad); color: #fff; margin-bottom: 14px; }
.dot-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.dot-list.cols-2 { grid-template-columns: 1fr 1fr; column-gap: 36px; }
.dot-list li { position: relative; padding: 9px 0 9px 26px; font-size: 15.5px; color: var(--ink-2); border-bottom: 1px solid var(--line); }
.dot-list li::before { content: ""; position: absolute; left: 4px; top: 17px; width: 9px; height: 9px; border-radius: 50%; background: var(--grad); }
.activity--tabs { display: block; }
.activity__title { padding: 40px 44px 0; }
.activity__title h3 { max-width: 760px; }
.tabs__nav { display: flex; gap: 8px; padding: 0 44px; overflow-x: auto; scrollbar-width: thin; border-bottom: 1px solid var(--line); }
.tabs__nav button {
  flex: none; border: 0; background: none; font: inherit; font-weight: 700; font-size: 14.5px; color: var(--muted);
  padding: 16px 18px; cursor: pointer; position: relative; white-space: nowrap; transition: color .25s;
}
.tabs__nav button::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: -1px; height: 3px; border-radius: 3px; background: var(--grad); transform: scaleX(0); transition: transform .3s; }
.tabs__nav button:hover { color: var(--ink); }
.tabs__nav button.active { color: var(--ink); }
.tabs__nav button.active::after { transform: scaleX(1); }
.tabs__pane { padding: 28px 44px 40px; animation: fadeUp .4s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- Referans haritası ---------- */
.refmap { display: grid; grid-template-columns: 1fr 300px; gap: 28px; background: #fff; border-radius: 24px; padding: 32px; border: 1px solid var(--line); box-shadow: var(--shadow); }
.refmap__map { position: relative; }
.refmap__map svg { width: 100%; height: auto; overflow: visible; }
.pin { cursor: pointer; }
.pin .halo { fill: #2f8fd1; opacity: .18; transform-box: fill-box; transform-origin: center; animation: halo 2.6s ease-out infinite; }
.pin .dot { stroke: #fff; stroke-width: 2.5; transition: transform .2s; transform-box: fill-box; transform-origin: center; }
.pin text { font: 700 11px "Manrope", sans-serif; fill: #fff; pointer-events: none; }
.pin:hover .dot, .pin.active .dot { transform: scale(1.18); }
.pin.active .dot { stroke: #12141c; }
.pin .label { font: 700 11px "Manrope", sans-serif; fill: var(--ink-2); paint-order: stroke; stroke: #fff; stroke-width: 3px; }
@keyframes halo { 0% { transform: scale(.6); opacity: .35; } 100% { transform: scale(1.8); opacity: 0; } }
.refmap__tip {
  position: absolute; pointer-events: none; background: var(--ink); color: #fff; font-size: 13px; font-weight: 600;
  padding: 8px 12px; border-radius: 10px; white-space: nowrap; transform: translate(-50%, calc(-100% - 14px)); box-shadow: var(--shadow);
}
.refmap__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 18px; }
.refmap__stats div { background: var(--bg-soft); border-radius: 14px; padding: 16px; }
.refmap__stats b { display: block; font-family: "Sora", sans-serif; font-size: 30px; line-height: 1.1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.refmap__stats span { font-size: 13px; color: var(--muted); font-weight: 600; }
.refmap__hint { font-size: 13px; font-weight: 700; color: var(--muted); margin: 0 0 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chips button {
  border: 1px solid var(--line); background: #fff; border-radius: 99px; padding: 6px 12px; font: inherit; font-size: 13px; font-weight: 700;
  color: var(--ink-2); cursor: pointer; transition: .2s; display: inline-flex; gap: 6px; align-items: center;
}
.chips button i { font-style: normal; font-size: 11px; background: var(--bg-soft); border-radius: 99px; padding: 1px 7px; color: var(--muted); }
.chips button:hover { border-color: var(--blue); }
.chips button.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.chips button.active i { background: rgba(255,255,255,.18); color: #fff; }

/* ---------- Referans listesi ---------- */
.reflist { margin-top: 36px; }
.reflist__head { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.reflist__head h3 { font-size: 24px; margin: 0; }
.reflist__tools { display: flex; gap: 10px; flex-wrap: wrap; }
.reflist__tools select, .reflist__tools input {
  font: inherit; font-size: 14px; padding: 11px 14px; border-radius: 12px; border: 1.5px solid var(--line); background: #fff; color: var(--ink); min-width: 0;
}
.reflist__tools input { width: 220px; max-width: 100%; }
.reflist__tools select:focus, .reflist__tools input:focus { outline: none; border-color: var(--blue); }
.reflist__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.refcard { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; display: grid; gap: 4px; transition: .25s; animation: fadeUp .35s ease; }
.refcard:hover { border-color: transparent; box-shadow: var(--shadow); }
.refcard b { font-size: 15px; color: var(--ink); line-height: 1.35; }
.refcard span { font-size: 13px; color: var(--muted); line-height: 1.4; }
.refcard em { font-style: normal; font-size: 12px; font-weight: 700; color: var(--green-d); display: inline-flex; align-items: center; gap: 5px; }
.refcard em::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--grad); }
.reflist__empty { text-align: center; color: var(--muted); padding: 30px 0; }
.reflist__more { text-align: center; margin-top: 24px; }
.btn--outline { background: #fff; color: var(--ink); border: 1.5px solid var(--line); }
.btn--outline:hover { border-color: var(--ink); }

/* ---------- Logo kayan bant ---------- */
.logos { margin-top: 70px; text-align: center; }
.logos h3 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 28px; }
.marquee { display: grid; gap: 16px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__row { display: flex; gap: 16px; width: max-content; animation: scrollX var(--dur, 80s) linear infinite; }
.marquee__row.rev { animation-direction: reverse; }
.marquee:hover .marquee__row { animation-play-state: paused; }
.marquee__item { flex: none; width: 170px; height: 96px; background: #fff; border: 1px solid var(--line); border-radius: 16px; display: grid; place-items: center; padding: 14px; }
.marquee__item img { max-width: 100%; max-height: 66px; object-fit: contain; transition: transform .3s; }
.marquee__item:hover img { transform: scale(1.06); }
@keyframes scrollX { to { transform: translateX(-50%); } }

@media (max-width: 1080px) {
  .refmap { grid-template-columns: 1fr; }
  .activity { grid-template-columns: minmax(0, 1fr); }
  .activity__img { margin: 16px 16px 0; align-self: stretch; max-width: none; }
  .reflist__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .scope { padding: 26px 20px; }
  .scope__list, .dot-list.cols-2, .reflist__grid { grid-template-columns: 1fr; }
  .activity__body { padding: 26px 20px; }
  .activity__title { padding: 26px 20px 0; }
  .tabs__nav { padding: 0 12px; }
  .tabs__pane { padding: 20px; }
  .refmap { padding: 16px; }
  .pin .label { display: none; }
  .reflist__tools, .reflist__tools select, .reflist__tools input { width: 100%; }
  .marquee__item { width: 130px; height: 80px; }
}

/* ---------- Hero fotoğraf ---------- */
.hero__bg img { object-position: center 40%; }

/* ---------- OSB kartı fotoğraflı ---------- */
.activity--tabs { display: grid; grid-template-columns: minmax(0, 1fr) 340px; }
.activity__side { position: relative; }
.activity__side img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 72% center; }
.tabs__nav { flex-wrap: wrap; }

/* ---------- CTA fotoğraf arka plan ---------- */
.cta {
  background:
    linear-gradient(100deg, rgba(47,143,60,.93) 0%, rgba(47,143,209,.86) 55%, rgba(67,35,122,.93) 100%),
    url("photos/sehir-hatti.jpg") center / cover no-repeat;
}

/* ---------- Altyapı haritası & bağlantılar ---------- */
.infra { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.infra__map { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 14px; box-shadow: var(--shadow); }
.infra__map a { position: relative; display: block; border-radius: 16px; overflow: hidden; }
.infra__map img { width: 100%; height: auto; transition: transform .6s; }
.infra__map a:hover img { transform: scale(1.03); }
.infra__zoom {
  position: absolute; right: 12px; top: 12px; display: inline-flex; gap: 6px; align-items: center;
  background: rgba(13,15,26,.78); color: #fff; font-size: 13px; font-weight: 700; padding: 7px 12px; border-radius: 99px;
}
.infra__zoom svg { width: 14px; height: 14px; }
.infra__map figcaption { font-size: 13px; color: var(--muted); padding: 12px 6px 2px; }
.infra__links { display: grid; gap: 12px; }
.infra__links h3 { font-size: 22px; margin: 0 0 4px; }
.linkcard {
  display: grid; grid-template-columns: 96px minmax(0, 1fr) 18px; gap: 14px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; transition: .25s;
}
.linkcard:hover { border-color: transparent; box-shadow: var(--shadow); transform: translateY(-2px); }
.linkcard__name {
  font-family: "Sora", sans-serif; font-weight: 800; font-size: 17px; text-align: center; padding: 12px 6px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(108,179,63,.14), rgba(67,35,122,.14)); color: var(--ink);
}
.linkcard__text { display: grid; gap: 2px; }
.linkcard__text b { font-size: 15px; line-height: 1.3; }
.linkcard__text small { font-size: 13px; color: var(--muted); line-height: 1.4; }
.linkcard > svg { width: 18px; height: 18px; color: var(--blue); }

@media (max-width: 1080px) {
  .activity--tabs { grid-template-columns: minmax(0, 1fr); }
  .activity__side { order: -1; aspect-ratio: 16/9; margin: 16px 16px 0; border-radius: 18px; overflow: hidden; }
  .infra { grid-template-columns: minmax(0, 1fr); }
  .footer .grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .about__float { left: 12px; bottom: -20px; }
  .linkcard { grid-template-columns: 76px minmax(0, 1fr) 16px; padding: 14px; }
  .footer .grid { grid-template-columns: 1fr; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero .container { grid-template-columns: 1fr; min-height: 0; padding-block: 90px 130px; }
  .about, .why, .contact { grid-template-columns: 1fr; gap: 50px; }
  .services, .projects { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .process::before { display: none; }
  .footer .grid { grid-template-columns: 1fr 1fr; }
  .cta { grid-template-columns: 1fr; padding: 50px; }
  .cta .actions { justify-content: flex-start; }
}
@media (max-width: 1100px) {
  .burger { display: block; }
  .nav {
    position: fixed; inset: 92px 0 auto 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0;
    padding: 10px 24px 24px; border-bottom: 1px solid var(--line); box-shadow: 0 20px 40px -20px rgba(0,0,0,.25);
    transform: translateY(calc(-100% - 160px)); visibility: hidden; transition: transform .35s, visibility .35s; z-index: -1;
  }
  .nav.open { transform: none; visibility: visible; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .nav .btn { margin-top: 16px; justify-content: center; border: 0; }
  .burger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .burger.open span:nth-child(2) { opacity: 0; }
  .burger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}
@media (max-width: 860px) {
  .stats .grid { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .topbar .hide-sm { display: none; }
}
@media (max-width: 640px) {
  .section { padding-block: 80px; }
  .services, .projects, .why__grid, .checklist, .form, .footer .grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .about__float { right: 12px; bottom: 12px; }
  .stat { padding: 26px 20px; }
  .stat b { font-size: 34px; }
  .form { padding: 26px; }
  .cta { padding: 38px 26px; }
  .brand img { height: 42px; }
  .topbar { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}