:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --text: #1c1b19;
  --muted: #615e57;
  --border: #e4e1da;
  --primary: #1f6f5c;
  --primary-soft: #e3f0ec;
  --on-primary: #ffffff;
  --radius: 18px;
  --max: 1040px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121412;
    --surface: #1b1e1c;
    --text: #ecebe7;
    --muted: #a5a39c;
    --border: #2c302d;
    --primary: #5fc2a6;
    --primary-soft: #1d2f29;
    --on-primary: #0d1512;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}
a { color: var(--primary); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; background: var(--primary);
  display: grid; place-items: center; color: var(--on-primary);
}
.lang { display: flex; gap: 4px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 3px; }
.lang button {
  font: inherit; font-size: 14px; border: 0; background: transparent; color: var(--muted);
  padding: 4px 12px; border-radius: 999px; cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--primary); color: var(--on-primary); }

.hero { display: grid; gap: 40px; align-items: center; padding: 40px 0 64px; }
@media (min-width: 860px) { .hero { grid-template-columns: 1.1fr 0.9fr; padding: 72px 0 96px; } }
h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 18px; }
.lead { font-size: 19px; color: var(--muted); margin: 0 0 28px; max-width: 34em; }
.badges { display: flex; flex-wrap: wrap; gap: 10px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px;
  border-radius: 12px; border: 1px solid var(--border); background: var(--surface);
  font-size: 15px; color: var(--muted);
}
.badge strong { color: var(--text); }

.phone {
  justify-self: center; width: min(330px, 100%); background: var(--surface);
  border: 1px solid var(--border); border-radius: 34px; padding: 18px 14px;
  box-shadow: 0 24px 60px -30px rgba(0,0,0,.35);
}
.msg { max-width: 85%; padding: 10px 14px; border-radius: 16px; margin: 8px 0; font-size: 15px; line-height: 1.45; }
.msg.user { margin-left: auto; background: var(--primary); color: var(--on-primary); border-bottom-right-radius: 4px; }
.msg.bot { background: var(--bg); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 10px; }
.chip { font-size: 13px; padding: 5px 10px; border-radius: 999px; border: 1px solid var(--primary); color: var(--primary); }
.card { display: flex; gap: 10px; align-items: center; padding: 10px; border-radius: 14px; background: var(--bg); border: 1px solid var(--border); margin-top: 8px; }
.thumb { width: 52px; height: 52px; border-radius: 10px; background: var(--primary-soft); flex: none; }
.card small { display: block; color: var(--muted); font-size: 12px; }
.card b { font-size: 14px; }

section { padding: 56px 0; }
h2 { font-size: clamp(26px, 4vw, 34px); letter-spacing: -0.01em; margin: 0 0 12px; }
.sub { color: var(--muted); margin: 0 0 32px; max-width: 40em; }
.grid { display: grid; gap: 16px; }
@media (min-width: 720px) { .grid.three { grid-template-columns: repeat(3, 1fr); } .grid.two { grid-template-columns: repeat(2, 1fr); } }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.tile h3 { margin: 10px 0 6px; font-size: 19px; }
.tile p { margin: 0; color: var(--muted); }
.step { width: 34px; height: 34px; border-radius: 50%; background: var(--primary-soft); color: var(--primary); font-weight: 700; display: grid; place-items: center; }

.note { background: var(--primary-soft); border-radius: var(--radius); padding: 24px; }
.note p { margin: 0; }

footer { border-top: 1px solid var(--border); padding: 28px 0 40px; color: var(--muted); font-size: 15px; }
footer .row { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }

.doc { max-width: 760px; padding: 24px 0 64px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); }
.doc h2 { font-size: 22px; margin-top: 36px; }
.doc li { margin: 4px 0; }

[data-lang="en"] { display: none; }
html[lang="en"] [data-lang="tr"] { display: none; }
html[lang="en"] [data-lang="en"] { display: revert; }
.badge-cta { background: var(--primary); border-color: transparent; color: var(--on-primary); text-decoration: none; }
.badge-cta strong { color: var(--on-primary); }