/* ==================================================================
   EVİA · Bilgi Merkezi — okuma sayfaları
   Ana site paletiyle birebir uyumlu, sade, hızlı, SEO odaklı.
   ================================================================== */

:root {
  --bg: #F7F4EE;
  --bg-soft: #FDFCF9;
  --fg: #14201B;
  --fg-dim: #5C6B62;
  --accent: #A8894F;
  --pine: #0E2A21;
  --rule: rgba(14, 42, 33, 0.14);

  --font-display: 'Fraunces', serif;
  --font-body: 'Instrument Sans', sans-serif;
  --font-mono: 'Spline Sans Mono', monospace;

  --gutter: clamp(20px, 4vw, 64px);
  --max: 1180px;
  --read: 720px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
em { font-style: italic; color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

/* ---------- Üst çubuk ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 244, 238, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--rule);
}
.topbar__in {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.topbar__brand { display: flex; align-items: center; }
.topbar__brand img { height: 30px; width: auto; display: block; }
.topbar__nav {
  display: flex;
  gap: clamp(14px, 2vw, 30px);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.topbar__nav a { color: var(--fg-dim); transition: color 0.2s ease; }
.topbar__nav a:hover, .topbar__nav a.is-active { color: var(--fg); }
.topbar__lang { display: flex; gap: 8px; }
.topbar__lang a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
  padding: 3px 6px;
  border: 1px solid transparent;
  border-radius: 4px;
  transition: all 0.2s ease;
}
.topbar__lang a:hover { color: var(--fg); }
.topbar__lang a.is-active { color: var(--accent); border-color: var(--rule); }
@media (max-width: 780px) {
  .topbar__nav { display: none; }
}

/* ---------- Kapak / breadcrumb ---------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.crumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  padding: 28px 0 0;
}
.crumb a:hover { color: var(--accent); }
.crumb span { color: var(--accent); }

/* ---------- Liste (index) ---------- */
.hub__head { padding: 40px 0 8px; max-width: var(--read); }
.hub__kicker {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.hub__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}
.hub__intro { font-size: 16.5px; line-height: 1.75; color: var(--fg-dim); max-width: 62ch; }

.hub__grid {
  margin: clamp(36px, 6vh, 60px) 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.card {
  background: var(--bg);
  padding: 30px 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.3s ease, transform 0.3s ease;
  min-height: 210px;
}
.card:hover { background: var(--bg-soft); }
.card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
}
.card__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(20px, 2.4vw, 25px);
  line-height: 1.2;
  color: var(--fg);
}
.card__excerpt {
  font-size: 14px;
  line-height: 1.65;
  color: var(--fg-dim);
  flex: 1;
}
.card__cta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.card__cta .arw { transition: transform 0.25s ease; }
.card:hover .card__cta .arw { transform: translateX(4px); }

/* ---------- Makale ---------- */
.article { max-width: var(--read); margin: 0 auto; padding: 8px var(--gutter) 0; }
.article__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 30px 0 18px;
}
.article__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 5.5vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: 30px;
}
.article__body { font-size: 16.5px; line-height: 1.85; }
.article__body p { margin: 0 0 20px; color: var(--fg); }
.article__body strong { font-weight: 500; color: var(--fg); }
.article__body h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  margin: 40px 0 16px;
}
.article__body h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.25;
  margin: 30px 0 12px;
  color: var(--fg);
}
.article__body ul,
.article__body ol {
  margin: 0 0 22px;
  padding-left: 4px;
  list-style: none;
}
.article__body ul li,
.article__body ol li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 11px;
  line-height: 1.7;
}
.article__body ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 12px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
}
.article__body ol {
  counter-reset: eo;
}
.article__body ol li {
  counter-increment: eo;
}
.article__body ol li::before {
  content: counter(eo, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
}
.article__body table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 26px;
  font-size: 14.5px;
}
.article__body table th,
.article__body table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
  line-height: 1.55;
}
.article__body table th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
}
.article__body table tr:last-child td { border-bottom: none; }
.article__body .keybox {
  margin: 8px 0 26px;
  padding: 20px 22px;
  background: var(--bg-soft);
  border-left: 2px solid var(--accent);
}
.article__body .keybox p:last-child { margin-bottom: 0; }

/* ---------- Uyarı / disclaimer ---------- */
.disclaimer {
  margin: 40px 0 0;
  padding: 18px 22px;
  border-left: 2px solid var(--accent);
  background: var(--bg-soft);
  font-size: 13px;
  line-height: 1.6;
  color: var(--fg-dim);
}

/* ---------- İlgili yazılar ---------- */
.related { max-width: var(--read); margin: 0 auto; padding: 0 var(--gutter); }
.related__h {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin: 56px 0 18px;
  padding-top: 34px;
  border-top: 1px solid var(--rule);
}
.related__list { display: grid; gap: 2px; }
.related__item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--rule);
  transition: padding-left 0.3s ease;
}
.related__item:hover { padding-left: 10px; }
.related__item span:first-child {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 18px;
  color: var(--fg);
}
.related__item .arw { color: var(--accent); }

/* ---------- CTA ---------- */
.cta {
  max-width: var(--read);
  margin: 60px auto 0;
  padding: 38px var(--gutter);
}
.cta__box {
  background: var(--pine);
  color: var(--bg);
  border-radius: 4px;
  padding: clamp(28px, 5vw, 44px);
  text-align: center;
}
.cta__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(22px, 3.4vw, 30px);
  margin-bottom: 12px;
}
.cta__body { color: rgba(247, 244, 238, 0.75); font-size: 14.5px; margin-bottom: 22px; max-width: 46ch; margin-left: auto; margin-right: auto; }
.cta__btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pine);
  background: var(--accent);
  padding: 13px 26px;
  border-radius: 3px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.cta__btn:hover { transform: translateY(-2px); opacity: 0.92; }

/* ---------- Footer ---------- */
.foot {
  max-width: var(--max);
  margin: 60px auto 0;
  padding: 30px var(--gutter) 44px;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
}