/* GMC Health Lab — pazarlama sitesi
   Palet uygulamayla ortak (public/styles.css) ki ücretsiz taramaya geçen
   ziyaretçi aynı ürüne geldiğini hissetsin. */

:root {
  --ink: #131a2a;
  --muted: #5c6880;
  --line: #e3e8f0;
  --soft: #f5f7fb;
  --surface: #ffffff;
  --brand: #2f6fed;
  --brand-dark: #1d4ed8;
  --brand-soft: #eaf1ff;
  --danger: #c63c3c;
  --danger-soft: #fff0ee;
  --warning: #a45f00;
  --warning-soft: #fff7e6;
  --success: #087a55;
  --success-soft: #eaf8f2;
  --shadow: 0 24px 70px rgba(24, 39, 75, 0.09);
  --radius: 16px;
  --wrap: 1120px;
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-size: 17px;
  line-height: 1.6;
}

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.025em; margin: 0 0 12px; }
h1 { font-size: clamp(2.2rem, 5.2vw, 3.6rem); letter-spacing: -0.04em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.05rem); }
h3 { font-size: 1.08rem; }
p { margin: 0 0 14px; }
a { color: var(--brand-dark); }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.88em;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 5px;
}

.wrap { width: min(100% - 40px, var(--wrap)); margin-inline: auto; }

.skip {
  position: absolute;
  left: -9999px;
  background: var(--ink);
  color: #fff;
  padding: 12px 18px;
  border-radius: 0 0 12px 0;
  z-index: 20;
}
.skip:focus { left: 0; top: 0; }

/* ——— başlık ——— */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 66px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

.mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  font-size: 0.92rem;
}

.site-nav { display: flex; gap: 20px; margin-inline-start: auto; }
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 620;
  white-space: nowrap;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

.header-end { display: flex; align-items: center; gap: 12px; }

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}
.lang-switch a {
  padding: 5px 11px;
  font-size: 0.76rem;
  font-weight: 750;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.lang-switch a[aria-current="true"] { background: var(--ink); color: #fff; }

/* ——— düğmeler ——— */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.97rem;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}
.button-small { padding: 8px 15px; font-size: 0.87rem; border-radius: 10px; }
.button-primary { background: var(--brand); color: #fff; }
.button-primary:hover { background: var(--brand-dark); }
.button-secondary { background: var(--surface); color: var(--ink); border-color: var(--line); }
.button-secondary:hover { border-color: var(--muted); }

/* ——— hero ——— */

.hero { padding: clamp(52px, 8vw, 96px) 0 clamp(28px, 4vw, 48px); max-width: 780px; }

/* Ürün önde: hero, anlatmak yerine ürünü gösterir. */
.hero-split {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(300px, 0.92fr) minmax(360px, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}
.hero-split .hero-copy { max-width: 560px; }

.report-panel {
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 26px 60px rgba(19, 26, 42, 0.13);
}

.report-stats { display: flex; gap: 8px; padding: 14px; border-bottom: 1px solid var(--line); background: #fafbfd; }
.report-stat { flex: 1; padding: 10px 12px; border-radius: 11px; }
.report-stat span { display: block; font-size: 0.63rem; font-weight: 750; letter-spacing: 0.06em; text-transform: uppercase; }
.report-stat b { display: block; font-size: 1.5rem; letter-spacing: -0.035em; font-variant-numeric: tabular-nums; }

/* Anlamsal renk vurgu renginden AYRIDIR: iyi / sorunlu / bilinmiyor. */
.report-stat.report-good { background: var(--success-soft); color: var(--success); }
.report-stat.report-bad { background: var(--danger-soft); color: var(--danger); }
.report-stat.report-unknown { background: var(--soft); color: var(--muted); }

.report-row {
  display: grid;
  grid-template-columns: 4px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 15px 12px 0;
  border-bottom: 1px solid var(--line);
}
.report-row:last-child { border-bottom: 0; }
.report-row i { align-self: stretch; border-radius: 0 3px 3px 0; }
.report-row.report-good i { background: var(--success); }
.report-row.report-bad i { background: var(--danger); }
.report-row.report-unknown i { background: var(--muted); }
.report-row strong { display: block; font-size: 0.9rem; font-weight: 650; }
.report-row small {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.report-chip { font-size: 0.64rem; font-weight: 780; padding: 5px 10px; border-radius: 999px; white-space: nowrap; }
.report-chip.report-good { background: var(--success-soft); color: var(--success); }
.report-chip.report-bad { background: var(--danger-soft); color: var(--danger); }
.report-chip.report-unknown { background: var(--soft); color: var(--muted); }

/* ——— şema: kavramı metin yerine tek görselle anlatır ——— */

.schema { margin: 0; max-width: 700px; color: var(--muted); }
.schema svg { display: block; width: 100%; height: auto; }
.schema-box rect { fill: var(--surface); stroke: var(--line); }
.schema-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: 1.4px;
  fill: var(--muted);
}
.schema-value { font-size: 25px; font-weight: 700; letter-spacing: -0.8px; fill: var(--ink); }
.schema-wire path { fill: none; stroke: currentColor; stroke-width: 1.2; }
.schema-hub { fill: var(--brand); }
.schema-hub-text {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  letter-spacing: 1.6px;
  fill: #fff;
}
.schema-result { font-size: 17px; font-weight: 650; fill: var(--ink); }
.schema-result-value {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: 1px;
  fill: var(--muted);
}
.schema-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--muted);
}

/* ——— fark satırı: en aşağı inen ziyaretçi kanıt ister ——— */

.diff {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 780px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
}
.diff-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 16px;
  background: var(--soft);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.66rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.diff-row {
  display: grid;
  grid-template-columns: 20px 1fr auto;
  gap: 14px;
  align-items: baseline;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
}
.diff-row:last-of-type { border-bottom: 0; }
.diff-sign { font-weight: 700; }
.diff-label { color: var(--muted); }
.diff-value { text-align: end; font-variant-numeric: tabular-nums; white-space: nowrap; }
.diff-match .diff-sign, .diff-match .diff-value { color: var(--success); }
.diff-delta { background: var(--warning-soft); }
.diff-delta .diff-sign, .diff-delta .diff-value { color: var(--warning); }
.diff-delta .diff-label { color: var(--ink); font-weight: 650; }
.diff-verdict {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 14px 16px;
  border-top: 1px solid var(--line);
  background: var(--soft);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 0.9rem;
  color: var(--muted);
}
.diff-pill {
  border: 1px solid var(--warning);
  color: var(--warning);
  border-radius: 999px;
  padding: 3px 11px;
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  white-space: nowrap;
}

.eyebrow {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 16px;
}

.hero-lede { font-size: clamp(1.05rem, 2vw, 1.24rem); color: var(--muted); max-width: 62ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 0; }

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}
.hero-points li::before { content: "✓"; color: var(--success); font-weight: 800; margin-inline-end: 7px; }

/* ——— bloklar ——— */

.block { padding: clamp(34px, 5vw, 60px) 0; border-top: 1px solid var(--line); }
.block > h2 { max-width: 22ch; }
.section-lede { color: var(--muted); max-width: 66ch; margin-bottom: 26px; font-size: 1.03rem; }

.prose { max-width: 68ch; color: var(--ink); }
.prose p { color: var(--muted); }

.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; max-width: 780px; }
.steps li { display: flex; gap: 16px; align-items: flex-start; }
.step-number {
  flex: none;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-weight: 800;
  font-size: 0.86rem;
}
.steps h3 { margin-bottom: 4px; }
.steps p { color: var(--muted); margin: 0; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr)); gap: 16px; }
.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.card p { color: var(--muted); margin: 0; font-size: 0.96rem; }

.evidence {
  margin: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
  max-width: 780px;
}
.evidence figcaption { font-weight: 750; margin-bottom: 12px; font-size: 0.95rem; }
.evidence pre {
  margin: 0;
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 15px;
}
.evidence code { background: none; border: 0; padding: 0; font-size: 0.83rem; line-height: 1.65; }
.evidence-note { margin: 12px 0 0; color: var(--muted); font-size: 0.9rem; }

.faq { display: grid; gap: 10px; max-width: 800px; }
.faq details { border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.faq summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 680;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: inline-end; color: var(--muted); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq details > div { padding: 0 20px 16px; color: var(--muted); }
.faq details > div p:last-child { margin-bottom: 0; }

.table-scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 520px; font-size: 0.95rem; }
th, td { text-align: start; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted); }

.callout {
  border: 1px solid var(--line);
  border-inline-start-width: 4px;
  border-radius: 12px;
  padding: 18px 20px;
  max-width: 780px;
  background: var(--soft);
}
.callout h3 { margin-bottom: 6px; }
.callout p { margin: 0; color: var(--muted); }
.callout-warn { background: var(--warning-soft); border-color: #f0e0c0; border-inline-start-color: var(--warning); }
.callout-good { background: var(--success-soft); border-color: #ccecdf; border-inline-start-color: var(--success); }
.callout-note { border-inline-start-color: var(--brand); }

.sources { max-width: 780px; }
.sources ul { margin: 0; padding-inline-start: 18px; color: var(--muted); }
.sources li { margin-bottom: 6px; }

/* ——— altbilgi ——— */

.site-footer { margin-top: 40px; border-top: 1px solid var(--line); background: var(--soft); padding: 46px 0 56px; }
.footer-grid { display: grid; grid-template-columns: minmax(240px, 1fr) 2fr; gap: 36px; }
.footer-brand p { color: var(--muted); font-size: 0.94rem; max-width: 38ch; }
.footer-brand .mark { margin-bottom: 12px; }
.footer-scope { font-size: 0.85rem; }
.footer-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 24px; }
.footer-links h2 {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--muted);
  margin-bottom: 10px;
}
.footer-links ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.footer-links a { color: var(--ink); text-decoration: none; font-size: 0.92rem; }
.footer-links a:hover { color: var(--brand-dark); }

@media (max-width: 980px) {
  .hero-split { grid-template-columns: 1fr; }
  .hero-split .hero-copy { max-width: none; }
  .report-stats { flex-wrap: wrap; }
  .report-stat { min-width: 96px; }
}

@media (max-width: 860px) {
  .site-nav { display: none; }
  .header-end { margin-inline-start: auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .diff-row { grid-template-columns: 20px 1fr; }
  .diff-value { grid-column: 2; text-align: start; }
}