/* SINYAL-01: derin sayfa aileleri + rehber için sade, erişilebilir taban.
   Görsel tasarım sistemi (landing) ayrı bilette (TASARIM-01); burada yalnız
   okunabilirlik ve yapı hedeflenir. Değişkenler tokens.css'ten gelir. */
*, *::before, *::after { box-sizing: border-box; }

html {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
}

body {
  margin: 0;
  font-size: 1.0625rem;
  line-height: var(--leading-body, 1.58);
  overflow-wrap: anywhere;
}

h1, h2, h3, p, dl, dd, ul {
  margin-top: 0;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: var(--leading-heading, 1.25);
}

h1 { font-size: var(--text-2xl, 2rem); max-width: 24ch; }
h2 { font-size: var(--text-xl, 1.375rem); margin-bottom: var(--space-3, .75rem); }
h3 { font-size: var(--text-lg, 1.125rem); }

a { color: var(--color-brand); text-underline-offset: .2em; }
:focus-visible { outline: 3px solid var(--color-brand); outline-offset: 3px; }

.seo-skip-link {
  position: fixed;
  z-index: 10;
  top: .5rem;
  left: .5rem;
  padding: .7rem 1rem;
  transform: translateY(-160%);
  background: var(--color-ink);
  color: #fff;
}
.seo-skip-link:focus { transform: none; }

.seo-shell {
  width: min(100%, 60rem);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.seo-header, .seo-footer {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.seo-footer { border-top: 1px solid var(--color-border); border-bottom: 0; }
/* Satıcı künyesi ve ödeme logoları (29.09, iyzico başvuru koşulları); açık zeminli alt bilgi. */
.seo-footer .firma { padding-block: .75rem 1.5rem; border-top: 1px solid var(--color-border); color: var(--color-ink-soft); font-size: .9rem; line-height: 1.55; }
.seo-footer .firma-baslik { margin: 0 0 .5rem; font: 800 1.05rem var(--font-display); }
.seo-footer .firma-baslik a, .seo-footer .firma a { color: var(--color-ink); }
.seo-footer .firma p { margin: 0 0 .4rem; overflow-wrap: anywhere; }
.seo-footer .firma-unvan { color: var(--color-ink); font-weight: 700; }
.seo-footer .firma-satirlar { display: flex; flex-wrap: wrap; gap: 2px 1rem; margin: 0 0 .4rem; padding: 0; list-style: none; }
.seo-footer .firma-satirlar li { overflow-wrap: anywhere; }
.seo-footer .firma .firma-odeme { max-width: 100%; margin: .6rem 0 0; line-height: 0; }
.seo-footer .firma-odeme img { display: block; max-width: 100%; height: auto; }
.seo-header-inner, .seo-footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  padding-block: .75rem;
}
.seo-brand {
  display: flex;
  align-items: center;
  gap: .4rem;
  color: var(--color-ink);
  font: 800 1.15rem var(--font-display);
  text-decoration: none;
}
.seo-header-inner nav, .seo-footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.1rem;
}
.seo-header-inner nav a { font: 700 .92rem var(--font-display); text-decoration: none; }

.seo-main { padding-block: clamp(2rem, 6vw, 3.5rem); }

.seo-breadcrumbs {
  margin-bottom: var(--space-4, 1rem);
  color: var(--color-ink-soft);
  font-size: var(--text-sm, .875rem);
}
.seo-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.seo-breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: .35rem; }

.seo-lead { max-width: 46rem; color: var(--color-ink-soft); font-size: 1.1rem; }

.seo-freshness-notice {
  margin-block: var(--space-4, 1rem);
  padding: var(--space-4, 1rem);
  border-left: 4px solid var(--color-warning, #7a4a00);
  background: var(--color-warning-soft, #fff2d6);
}

.seo-stat-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  margin-block: var(--space-6, 1.5rem);
}
.seo-stat-card {
  padding: var(--space-4, 1rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md, .875rem);
  background: var(--color-surface);
}
.seo-stat-card .value {
  display: block;
  font: 800 1.6rem var(--font-display);
  color: var(--color-brand);
}
.seo-stat-card .label { color: var(--color-ink-soft); font-size: var(--text-sm, .875rem); }

.seo-pro-note {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 999px;
  background: var(--color-surface-soft);
  color: var(--color-ink-soft);
  font: 700 .78rem var(--font-display);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.seo-evidence-list {
  margin: 0 0 var(--space-6, 1.5rem);
  padding: 0;
  list-style: none;
  display: grid;
  gap: .75rem;
}
.seo-evidence-list blockquote {
  margin: 0;
  padding: .85rem 1rem;
  border-left: 3px solid var(--color-brand);
  background: var(--color-surface-soft);
  font-style: italic;
}

.seo-posting-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .85rem;
}
.seo-posting-card {
  padding: var(--space-4, 1rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md, .875rem);
  background: var(--color-surface);
}
.seo-posting-card h3 { margin-bottom: .25rem; }
.seo-posting-card .company { color: var(--color-ink-soft); }
.seo-posting-card .source-link { display: inline-block; margin-top: .4rem; font-weight: 700; }

.seo-related-links {
  margin-block: var(--space-8, 2rem);
  padding-top: var(--space-4, 1rem);
  border-top: 1px solid var(--color-border);
}
.seo-related-links ul { margin: .5rem 0 0; padding-left: 1.25rem; }

.seo-cta {
  margin-block: var(--space-8, 2rem);
  padding: var(--space-6, 1.5rem);
  border-radius: var(--radius-lg, 1.25rem);
  background: var(--color-surface-soft);
  text-align: center;
}
.seo-cta-button {
  display: inline-flex;
  min-height: 3rem;
  padding: .75rem 1.4rem;
  align-items: center;
  justify-content: center;
  border-radius: .75rem;
  background: var(--color-brand);
  color: #fff;
  font: 750 1rem var(--font-display);
  text-decoration: none;
}
.seo-cta-button:hover { background: var(--color-brand-dark); }

.seo-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .seo-header-inner, .seo-footer-inner { flex-direction: column; align-items: flex-start; }
}