:root {
  --bg: #0a0f1e;
  --bg2: #0e1730;
  --card: #121c36;
  --card2: #16223f;
  --line: #243353;
  --fg: #eef2fb;
  --muted: #9db0d0;
  --accent: #4f86ff;
  --accent2: #38d39f;
  --radius: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  background: radial-gradient(1200px 700px at 70% -10%, #15264d 0%, var(--bg) 55%) no-repeat, var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* Bilingual: show only the active language */
[data-lang] { display: none; }
html.lang-tr [data-lang="tr"] { display: inline; }
html.lang-en [data-lang="en"] { display: inline; }

/* Nav */
nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10,15,30,.72);
  border-bottom: 1px solid var(--line);
}
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; gap: 14px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; letter-spacing: -.02em; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: grid; place-items: center; color: #06122a; font-weight: 900;
}
.brand b { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 18px; }
nav .links { display: flex; gap: 22px; font-size: .95rem; color: var(--muted); }
nav .links a:hover { color: var(--fg); }
@media (max-width: 680px){ nav .links { display: none; } }

/* Language switch */
.lang-switch {
  display: inline-flex; align-items: center;
  border: 1px solid var(--line); border-radius: 999px; overflow: hidden;
  background: var(--card2);
}
.lang-switch button {
  font: inherit; cursor: pointer; border: 0; background: transparent;
  color: var(--muted); padding: 6px 12px; font-size: .82rem; font-weight: 700;
  transition: background .12s ease, color .12s ease;
}
.lang-switch button.active { background: var(--accent); color: #06122a; }
.lang-switch button:not(.active):hover { color: var(--fg); }

/* Hero */
header { padding: 64px 0 32px; }
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
@media (max-width: 880px){ .hero { grid-template-columns: 1fr; text-align: center; } }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(79,134,255,.12); border: 1px solid rgba(79,134,255,.3);
  color: #bcd0ff; padding: 6px 14px; border-radius: 999px; font-size: .82rem; font-weight: 600;
}
h1 { font-size: clamp(2.1rem, 5vw, 3.3rem); line-height: 1.08; letter-spacing: -.03em; margin: 18px 0 14px; }
h1 .grad { background: linear-gradient(120deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: 1.12rem; max-width: 540px; }
@media (max-width: 880px){ .lead { margin: 0 auto; } }

.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
@media (max-width: 880px){ .cta { justify-content: center; } }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 20px; border-radius: 12px; font-weight: 700; font-size: .98rem;
  border: 1px solid var(--line); background: var(--card2); color: var(--fg);
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.btn:hover { transform: translateY(-2px); border-color: var(--accent); }
.btn.primary { background: linear-gradient(135deg, var(--accent), #3b6fe0); border-color: transparent; }
.btn small { display: block; font-weight: 500; font-size: .72rem; color: rgba(255,255,255,.7); }
.btn .ico { font-size: 1.2rem; line-height: 1; }

/* Phone mockups */
.shots { display: flex; gap: 16px; justify-content: center; perspective: 1200px; }
.phone {
  width: 188px; border-radius: 30px; padding: 9px;
  background: linear-gradient(160deg, #1d2b4d, #0c1428);
  border: 1px solid #2a3c63; box-shadow: 0 30px 60px rgba(0,0,0,.5);
}
.phone img { width: 100%; display: block; border-radius: 22px; }
.phone:nth-child(1){ transform: rotateY(8deg) translateY(14px); }
.phone:nth-child(2){ transform: translateY(-8px) scale(1.04); z-index: 2; }
.phone:nth-child(3){ transform: rotateY(-8deg) translateY(14px); }
@media (max-width: 520px){ .phone:nth-child(1), .phone:nth-child(3){ display: none; } }

/* Sections */
section { padding: 54px 0; }
.sec-title { font-size: 1.7rem; letter-spacing: -.02em; margin-bottom: 6px; text-align: center; }
.sec-sub { color: var(--muted); text-align: center; margin-bottom: 34px; }

/* Downloads */
.dl-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.dl {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 10px;
  transition: transform .12s ease, border-color .12s ease;
}
.dl:hover { transform: translateY(-3px); border-color: var(--accent); }
.dl .os { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.08rem; }
.dl .os .ico { font-size: 1.5rem; }
.dl .desc { color: var(--muted); font-size: .9rem; flex: 1; }
.dl .go { margin-top: 6px; font-weight: 700; color: var(--accent); font-size: .92rem; }
.dl.soon { opacity: .62; }
.dl.soon .go { color: var(--muted); }
.tag { font-size: .7rem; padding: 2px 8px; border-radius: 999px; background: rgba(56,211,159,.15); color: var(--accent2); border: 1px solid rgba(56,211,159,.3); font-weight: 700; }

/* Features */
.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.feat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.feat .ico { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; font-size: 1.3rem;
  background: rgba(79,134,255,.12); border: 1px solid rgba(79,134,255,.25); margin-bottom: 12px; }
.feat h3 { font-size: 1.04rem; margin-bottom: 4px; }
.feat p { color: var(--muted); font-size: .92rem; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 16px; }
.step { background: var(--card2); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.step .n { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #06122a; margin-bottom: 12px; }
.step h3 { font-size: 1.02rem; margin-bottom: 4px; }
.step p { color: var(--muted); font-size: .92rem; }

/* Prose (support / privacy) */
.page-head { padding: 56px 0 8px; }
.page-head h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
.page-head .sub { color: var(--muted); margin-top: 8px; }
.prose { padding: 16px 0 64px; }
.prose h2 { font-size: 1.2rem; letter-spacing: -.01em; margin: 30px 0 10px; }
.prose p { color: var(--muted); margin: 10px 0; }
.prose ul { color: var(--muted); margin: 10px 0; padding-left: 22px; }
.prose li { margin: 7px 0; }
.prose strong { color: var(--fg); }
.prose a { color: var(--accent); }
.prose a:hover { text-decoration: underline; }
.contact-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; margin: 18px 0;
}
.contact-card h2 { margin-top: 0; }
.contact-card .mail { font-size: 1.05rem; font-weight: 700; color: var(--accent); }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 36px 0 48px; color: var(--muted); }
footer .row { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; align-items: center; }
footer a:hover { color: var(--fg); }
.footlinks { display: flex; gap: 20px; flex-wrap: wrap; }