/* ChatCards — uygulama ile aynı renk ve gradient token'ları.
   Kaynak: lib/core/theme/app_colors.dart + app_gradients.dart */
:root {
  color-scheme: dark;
  --bg: #06070F;
  --bg-elevated: #0C0E1C;
  --surface: #12142A;
  --surface-2: #1B1E3A;
  --ink: #FFFFFF;
  --muted: #B9BEDB;
  --dim: #7F86AB;
  --line: rgba(255, 255, 255, .12);
  --line-strong: rgba(255, 255, 255, .25);
  --green: #5BFFA5;
  --turquoise: #3DE0D5;
  --blue: #4D8DFF;
  --purple: #9B6BFF;
  --magenta: #FF5CC8;
  --orange: #FF9F4D;
  --gold: #FFC94D;
  --cta: linear-gradient(90deg, #5BFFA5, #3DE0D5 26%, #4D8DFF 52%, #9B6BFF 76%, #FF5CC8);
  --headline: linear-gradient(90deg, #5BFFA5, #3DE0D5 20%, #4D8DFF 42%, #9B6BFF 62%, #FF5CC8 82%, #FF9F4D);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
  margin: 0;
  min-width: 320px;
  /* Kısa sayfalarda (/go/, /k/) arka plan gradyanı tekrar etmesin. */
  min-height: 100vh;
  background:
    radial-gradient(52rem 34rem at 6% -8%, rgba(91, 255, 165, .13), transparent 62%),
    radial-gradient(50rem 36rem at 96% 2%, rgba(155, 107, 255, .16), transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Segoe UI", Roboto, Inter, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: 2px solid var(--turquoise); outline-offset: 3px; border-radius: 6px; }

.shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }

/* Başlık ve gezinme */
.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; font-size: 1.16rem; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.brand .c2 { color: var(--green); }
.nav-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; }
.nav-links a, .footer a { color: var(--muted); text-decoration: none; font-size: .92rem; }
.nav-links a:hover, .footer a:hover { color: var(--ink); }

/* Tipografi */
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -.035em; font-weight: 800; overflow-wrap: break-word; }
h1 { font-size: clamp(2.05rem, 8.6vw, 4.6rem); }
h2 { font-size: clamp(1.7rem, 6.4vw, 3.2rem); }
h3 { font-size: 1.22rem; }
.eyebrow { margin: 0 0 14px; color: var(--green); text-transform: uppercase; letter-spacing: .16em; font-weight: 800; font-size: .76rem; }
.gradient-text { background: var(--headline); color: transparent; -webkit-background-clip: text; background-clip: text; }
.lede { max-width: 620px; margin: 24px 0 30px; color: var(--muted); font-size: clamp(1.05rem, 1.6vw, 1.22rem); }
.section-intro { max-width: 700px; color: var(--muted); font-size: 1.06rem; margin: 18px 0 44px; }
.fine { margin-top: 18px; color: var(--dim); font-size: .85rem; }

/* Düğmeler */
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 54px; padding: 0 26px; border-radius: 999px;
  text-decoration: none; font-weight: 800; font-size: 1rem;
  background: var(--cta); color: #05070E; border: 0;
}
.button.secondary { color: var(--ink); background: transparent; border: 1px solid var(--line-strong); }
.button[aria-disabled="true"] { cursor: default; opacity: .96; }
.button .sub { font-weight: 600; opacity: .72; font-size: .82rem; }

/* Mağaza rozetleri: Apple ve Google'ın resmî görselleri, değiştirilmeden. */
.store-badges { align-items: center; gap: 14px; }
.store-badge { display: inline-flex; border-radius: 10px; text-decoration: none; transition: transform .15s ease; }
.store-badge:hover { transform: translateY(-1px); }
.store-badge img { height: 52px; width: auto; }

/* Hero */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 56px; padding: 60px 0 76px; }

/* Gerçek uygulama ekranı çerçevesi */
.device {
  position: relative; width: min(340px, 78vw); margin: 0 auto;
  padding: 9px; border-radius: 54px;
  background: linear-gradient(150deg, #4a4e66 0%, #191c28 26%, #0a0b12 62%, #2a2e40 100%);
  box-shadow:
    0 2px 2px rgba(255, 255, 255, .1) inset,
    0 -1px 2px rgba(0, 0, 0, .7) inset,
    0 40px 80px -20px rgba(0, 0, 0, .8),
    0 0 0 1px rgba(0, 0, 0, .55);
}
.device img { border-radius: 46px; }
.device-stage { position: relative; display: grid; place-items: center; }
.device-stage::before {
  content: ""; position: absolute; inset: 6% 2%; border-radius: 50%;
  background: conic-gradient(from 130deg, rgba(91,255,165,.42), rgba(61,224,213,.16), rgba(155,107,255,.46), rgba(255,92,200,.2), rgba(91,255,165,.42));
  filter: blur(54px); opacity: .5;
}
.device-stage > * { position: relative; }
.device.tilt { transform: rotate(3deg); }

/* Hero'daki ekran, sayfayı aşağı doğru uzatmasın diye alttan yumuşakça kesilir. */
.hero .device { max-height: 620px; overflow: hidden; -webkit-mask-image: linear-gradient(180deg, #000 76%, transparent); mask-image: linear-gradient(180deg, #000 76%, transparent); }
.hero .device img { border-radius: 42px 42px 0 0; }

/* Bölümler */
.section { padding: 92px 0; border-top: 1px solid var(--line); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { padding: 28px; border: 1px solid var(--line); border-radius: 26px; background: linear-gradient(150deg, rgba(255,255,255,.05), rgba(255,255,255,.012)); }
.feature h3 { margin-bottom: 8px; }
.feature p, .price-copy { color: var(--muted); margin: 0; }
.num { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 26px; border-radius: 50%; color: #05070E; font-weight: 900; background: var(--green); }
.feature:nth-child(2) .num { background: var(--turquoise); }
.feature:nth-child(3) .num { background: var(--purple); color: var(--ink); }
code { padding: 2px 6px; border-radius: 6px; background: rgba(255,255,255,.08); font-size: .9em; }

/* Ekran görüntüsü galerisi */
.shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; margin-top: 20px; align-items: start; }
.shot { display: grid; gap: 22px; justify-items: center; text-align: center; }
.shot .device { width: 100%; max-width: 310px; padding: 8px; border-radius: 46px; }
.shot .device img { border-radius: 39px; }
.shot-caption { color: var(--muted); font-size: .95rem; max-width: 30ch; }
.shot-caption strong { display: block; color: var(--ink); font-weight: 700; margin-bottom: 2px; }

/* Gizlilik bandı */
.privacy-banner { display: grid; grid-template-columns: .72fr 1.28fr; gap: 48px; align-items: center; padding: 46px; border: 1px solid rgba(91,255,165,.3); border-radius: 32px; background: radial-gradient(80% 140% at 0 100%, rgba(91,255,165,.11), transparent 62%), var(--surface); }
.privacy-points { margin: 24px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.privacy-points li { padding-left: 30px; position: relative; color: var(--muted); }
.privacy-points li::before { content: "✓"; position: absolute; left: 0; top: -1px; color: var(--green); font-weight: 900; }
.privacy-visual img { border-radius: 26px; width: 100%; max-width: 330px; margin: 0 auto; }

/* Premium */
.price-box { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 8px; }
.plan { padding: 30px; border-radius: 26px; border: 1px solid var(--line); background: var(--surface); }
.plan.recommended { border-color: rgba(91,255,165,.5); box-shadow: 0 0 60px rgba(91,255,165,.07); }
.plan-name { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--muted); }
.tag { display: inline-block; padding: 4px 11px; border-radius: 999px; color: #05070E; background: var(--green); font-size: .68rem; font-weight: 900; text-transform: uppercase; letter-spacing: .09em; }
.price { margin: 16px 0 2px; font-size: 2.4rem; font-weight: 800; letter-spacing: -.04em; }
.price small { font-size: .95rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.price-note { margin: 0 0 12px; color: var(--green); font-weight: 600; font-size: .92rem; }

/* Yasal sayfalar */
.legal { width: min(calc(100% - 40px), 780px); margin: 0 auto; padding: 74px 0 104px; }
.legal h1 { font-size: clamp(1.9rem, 7.4vw, 3.6rem); }
.legal h2 { margin-top: 52px; font-size: 1.6rem; }
.legal h3 { margin-top: 30px; font-size: 1.12rem; }
.legal p, .legal li { color: #C9CDE2; }
.legal .meta { color: var(--muted); margin: 14px 0 38px; font-size: .95rem; }
.legal .notice { padding: 18px 20px; border-radius: 16px; border: 1px solid rgba(255,159,77,.42); background: rgba(255,159,77,.08); color: #FFD9B8; }
.legal table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.legal th, .legal td { padding: 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.legal a { color: var(--turquoise); }

/* /go/ ve /k/ iniş sayfaları. go.js <html>'e data-platform yazar; JS yoksa
   her şey görünür (rozetler yedek olarak çalışır). */
[hidden] { display: none !important; }
html[data-platform="ios"] [data-show]:not([data-show~="ios"]),
html[data-platform="android"] [data-show]:not([data-show~="android"]),
html[data-platform="desktop"] [data-show]:not([data-show~="desktop"]) { display: none !important; }
.nav-compact { min-height: 64px; }
.landing { width: min(calc(100% - 40px), 680px); margin: 0 auto; padding: 56px 0 72px; text-align: center; }
.landing h1 { font-size: clamp(1.9rem, 7.2vw, 3.1rem); }
.landing .lede { margin: 18px auto 28px; }
.landing .actions { justify-content: center; }
.landing-actions { flex-direction: column; align-items: center; }
.landing-badges { margin-top: 8px; }
.landing-hint { margin: -10px 0 22px; color: var(--ink); font-weight: 600; }
.landing-steps { margin: 44px auto 0; max-width: 420px; text-align: left; }
.landing-steps .eyebrow { text-align: center; font-size: .76rem; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.steps li { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(150deg, rgba(255,255,255,.05), rgba(255,255,255,.012)); color: var(--muted); }
.steps li strong { color: var(--ink); }
.steps .num { flex: none; width: 32px; height: 32px; margin: 0; font-size: .9rem; }
.steps li:nth-child(2) .num { background: var(--turquoise); }
.steps li:nth-child(3) .num { background: var(--purple); color: var(--ink); }
.landing-privacy { margin: 26px 0 0; color: var(--green); font-weight: 600; font-size: .92rem; }
.button.big { width: 100%; max-width: 380px; min-height: 60px; font-size: 1.1rem; }
.qr-box { display: none; margin: 34px auto 0; justify-items: center; gap: 12px; color: var(--muted); font-size: .92rem; }
.qr-code { width: 192px; height: 192px; padding: 16px; border-radius: 18px; background: #fff; }
.qr-code svg { display: block; width: 100%; height: 100%; }
@media (min-width: 900px) { .qr-box.ready { display: grid; } }

/* Dil seçici (TR · EN · PT · HI) */
.lang-switch { display: inline-flex; gap: 4px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; }
.lang-switch a { padding: 3px 9px; border-radius: 999px; font-size: .78rem; font-weight: 700; letter-spacing: .04em; color: var(--muted); text-decoration: none; }
.lang-switch a[aria-current="true"] { background: rgba(255,255,255,.1); color: var(--ink); }
.trust { margin-top: 18px; color: var(--green); font-weight: 600; font-size: .92rem; }
:lang(hi) h1, :lang(hi) h2, :lang(hi) h3 { letter-spacing: 0; line-height: 1.3; }
:lang(hi) .eyebrow { letter-spacing: .04em; }

.shots.two { grid-template-columns: repeat(2, 1fr); max-width: 760px; margin-left: auto; margin-right: auto; }
@media (max-width: 900px) { .shots.two { grid-template-columns: 1fr; } }
.plan .plan-price { margin: 14px 0 6px; font-size: 1.15rem; font-weight: 700; color: var(--ink); }

/* SSS: her soru bir çapa (uygulamadan derin bağlantı) */
.faq-list { display: grid; gap: 12px; margin-top: 30px; }
.faq-item { border: 1px solid var(--line); border-radius: 18px; background: var(--surface); scroll-margin-top: 24px; }
.faq-item summary { cursor: pointer; padding: 18px 20px; font-weight: 700; color: var(--ink); list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; float: right; color: var(--green); font-weight: 800; }
.faq-item[open] summary::after { content: "–"; }
.faq-item .answer { padding: 0 20px 18px; }
.faq-item .answer p { margin: 0 0 10px; }
.faq-item:target { border-color: rgba(91,255,165,.6); }
.legal .codes td:first-child { white-space: nowrap; font-family: ui-monospace, Menlo, monospace; color: var(--ink); }
.legal .table-wrap { overflow-x: auto; }

/* Basın sayfası */
.press-box { padding: 20px 22px; border: 1px solid rgba(91,255,165,.35); border-radius: 18px; background: rgba(91,255,165,.06); }
.press-box p { margin: 0; color: var(--ink); font-weight: 600; }
.press-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 20px 0; }
.press-gallery img { border-radius: 16px; border: 1px solid var(--line); }
@media (max-width: 620px) { .press-gallery { grid-template-columns: repeat(2, 1fr); } }

/* Alt bilgi */
.footer { display: flex; justify-content: space-between; gap: 30px; padding: 34px 0 48px; border-top: 1px solid var(--line); color: var(--muted); font-size: .92rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 48px 0 72px; }
  .device.tilt { transform: none; }
  .grid-3, .price-box, .privacy-banner { grid-template-columns: 1fr; }
  .privacy-banner { gap: 30px; padding: 30px; }
  .shots { grid-template-columns: 1fr; gap: 44px; }
  .shot .device { max-width: 300px; }
}
@media (max-width: 620px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .nav { flex-direction: column; align-items: flex-start; gap: 12px; padding: 18px 0; }
  .nav-links { justify-content: flex-start; gap: 10px 16px; }
  .section { padding: 68px 0; }
  .footer { flex-direction: column; gap: 18px; }
  .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}