:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-alt: #eef0f6;
  --border: #e1e4ee;
  --text: #1b2430;
  --text-muted: #5b6472;
  --text-faint: #8992a1;
  --accent: #ea5a1b;
  --accent-2: var(--accent);
  --accent-soft: #fdece1;
  --accent-ink: #9c3d10;
  --gradient: var(--accent);
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --display: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --body-font: 'Public Sans', -apple-system, 'Segoe UI', Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11151b;
    --surface: #171d25;
    --surface-alt: #1d242e;
    --border: #2b3542;
    --text: #e7eaee;
    --text-muted: #a1abb8;
    --text-faint: #6b7482;
    --accent: #ff8a4c;
    --accent-2: var(--accent);
    --accent-soft: #2c1c12;
    --accent-ink: #ffbf95;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { background: var(--bg); overflow-x: hidden; }
body {
  color: var(--text);
  font-family: var(--body-font);
  margin: 0;
  line-height: 1.6;
}
::selection { background: var(--accent-soft); color: var(--accent-ink); }
a { color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---- Site nav ---- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-nav .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  gap: 0;
}
.site-nav .logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex: none;
}
.site-nav .logo img { height: 26px; width: auto; display: block; }
.site-nav .links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  margin-right: 8px;
}
.site-nav .links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 8px;
}
.site-nav .links a:hover, .site-nav .links a:focus-visible { background: var(--surface-alt); color: var(--text); }
.site-nav .links a[aria-current="page"] { color: var(--accent-ink); background: var(--accent-soft); }
.site-nav .nav-login {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
  text-decoration: none;
  color: #fff;
  background: var(--accent);
  font-size: 13.5px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 8px;
  transition: background 0.15s ease;
}
.site-nav .nav-login:hover, .site-nav .nav-login:focus-visible { background: var(--accent-ink); }
.site-nav .nav-login svg { width: 13px; height: 13px; flex: none; }
@media (max-width: 640px) {
  /* Logo + Giriş Yap her zaman görünür kalır; sayfa linkleri dar ekranda sığmadığı için gizlenir
     (her sayfanın altbilgisinde Destek/Gizlilik Politikası bağlantıları zaten var). */
  .site-nav .links { display: none; }
  .site-nav .nav-login { margin-left: auto; }
}

/* ---- Shared content bits ---- */
.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 22px;
  margin-top: 8px;
  max-width: 68ch;
}
.contact-card dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; font-size: 14px; }
.contact-card dt { color: var(--text-faint); font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; padding-top: 2px; }
.contact-card dd { margin: 0; color: var(--text); }
.contact-card a { color: var(--accent-ink); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--body-font);
  font-weight: 700;
  font-size: 14.5px;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 10px 26px -12px color-mix(in srgb, var(--accent) 75%, transparent);
}
.btn-primary:hover { opacity: 0.92; transform: translateY(-1px); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface-alt); transform: translateY(-1px); }

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---- Store badges (App Store / Google Play) ---- */
.store-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  border-radius: 11px;
  background: #000;
  border: 1px solid #000;
  color: #fff;
  text-decoration: none;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.store-badge:hover { opacity: 0.88; }
.store-badge:active { transform: scale(0.97); }
.store-badge .icon { width: 24px; height: 24px; flex: none; display: flex; align-items: center; justify-content: center; }
.store-badge.apple .icon svg { width: 21px; height: 21px; fill: #fff; }
.store-badge.google .icon svg { width: 23px; height: 23px; }
.store-badge .txt { display: flex; flex-direction: column; line-height: 1.2; }
.store-badge .txt small { font-size: 10px; letter-spacing: 0.03em; color: #fff; opacity: 0.85; }
.store-badge .txt span { font-family: var(--display); font-size: 16.5px; font-weight: 700; letter-spacing: -0.01em; color: #fff; }

/* ---- Scroll-reveal ---- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---- Hover-lift for cards ---- */
.audience-card, .feature, .step-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.audience-card:hover, .feature:hover, .step-card:hover {
  transform: translateY(-4px);
  border-color: transparent;
  box-shadow:
    0 16px 36px -20px rgba(0, 0, 0, 0.32),
    0 0 0 1.5px color-mix(in srgb, var(--accent) 55%, var(--accent-2) 45%);
}

/* ---- Site footer ---- */
.site-footer {
  position: relative;
  margin-top: 48px;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 15%, var(--border) 85%, transparent);
}
.site-footer .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12.5px;
  color: var(--text-faint);
  font-family: var(--mono);
}
.site-footer .inner a { color: var(--text-faint); }
.site-footer .inner a:hover { color: var(--accent-ink); }
.site-footer .foot-links { display: flex; gap: 16px; }