:root {
  --bg: #f4f7fb;
  --paper: #ffffff;
  --ink: #1e2a38;
  --muted: #5b6b7a;
  --line: #d7e1ea;
  --river: #0e7c86;
  --river-soft: #e4f4f5;
  --wood: #c45c26;
  --wrap: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}
img { max-width: 100%; height: auto; display: block; }
img.vitrin-kart-img,
.arsiv-gorsel img { max-width: none; }
a { color: var(--river); }
a:hover { color: var(--ink); }
.skip {
  position: absolute; left: 12px; top: -48px;
  background: var(--wood); color: #fff; padding: 8px 14px; z-index: 40; font-weight: 700;
}
.skip:focus { top: 12px; }
.topbar {
  background: var(--paper);
  border-top: 4px solid var(--river);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.topbar-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand {
  text-decoration: none; color: var(--ink);
  font-family: Syne, sans-serif; font-weight: 800; font-size: 1.02rem; line-height: 1.15;
  flex: 0 0 auto;
}
.brand small { display: block; color: var(--river); font-weight: 700; font-size: .75rem; }
.nav {
  display: flex; flex-wrap: nowrap; gap: 14px;
  margin-left: auto; overflow: hidden;
}
.nav a {
  text-decoration: none; color: var(--muted); font-weight: 600; font-size: .92rem;
  white-space: nowrap;
}
.nav a:hover { color: var(--ink); }
.cta {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--river); color: #fff; text-decoration: none;
  font-weight: 800; font-family: Syne, sans-serif;
  padding: 5px 11px; border-radius: 4px; white-space: nowrap;
  flex: 0 0 auto; font-size: .78rem; line-height: 1.2;
}
.cta:hover { background: #0a636b; color: #fff; }
.cta.ghost {
  background: transparent; color: var(--river);
  border: 1px solid var(--river);
}
.cta.ghost:hover { background: var(--river-soft); color: var(--ink); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.menu {
  display: none; margin-left: auto;
  background: var(--paper); border: 1px solid var(--line);
  padding: 8px 12px; font: inherit; font-weight: 700; border-radius: 4px;
}
.drawer { display: none; }
.page {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px 56px;
}
.hero {
  padding: 28px 0 8px;
}
.hero h1 {
  font-family: Syne, sans-serif; font-weight: 800;
  font-size: clamp(1.55rem, 2.6vw, 2.15rem);
  line-height: 1.22; margin: 0 0 12px;
}
.lead { color: #314150; margin: 0 0 18px; max-width: 62ch; }
.hero-cta { margin: 0; }
.shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 28px;
  align-items: start;
  margin-top: 12px;
}
.shell > article {
  min-width: 0;
  width: 100%;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 28px 32px 36px;
}
.side {
  display: grid;
  gap: 14px;
  position: sticky;
  top: 84px;
}
.hero-panel, .toc {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 14px 16px 16px;
}
.hero-panel { border-left: 5px solid var(--wood); }
.hero-panel p, .toc p {
  margin: 0 0 10px;
  font-family: Syne, sans-serif;
  font-weight: 800;
  font-size: .92rem;
  color: var(--ink);
}
.tram {
  display: grid; gap: 8px; margin: 0; padding: 0; list-style: none;
}
.tram a {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink); font-weight: 700; font-size: .9rem;
}
.tram a::before {
  content: ""; flex: 0 0 10px; width: 10px; height: 10px; border-radius: 50%;
  background: var(--river); box-shadow: 0 0 0 3px var(--river-soft);
}
.toc a {
  display: block; text-decoration: none; color: var(--ink);
  font-size: .88rem; padding: 7px 0; border-top: 1px solid var(--line);
}
h2, h3, h4, h5, h6 {
  font-family: Syne, sans-serif; font-weight: 800; line-height: 1.28;
  scroll-margin-top: 84px;
}
h2 { font-size: 1.32rem; margin: 32px 0 10px; color: var(--ink); }
h3 { font-size: 1.12rem; margin: 24px 0 8px; color: var(--river); }
h4 { font-size: 1.02rem; margin: 18px 0 8px; }
h5, h6 { font-size: 1rem; margin: 16px 0 8px; }
p { margin: 0 0 13px; }
.call {
  background: var(--river-soft); border-left: 5px solid var(--river);
  padding: 14px 16px; margin: 18px 0;
}
.enbox { border: 1px dashed var(--line); padding: 16px 18px; margin: 22px 0; background: #fbfcfe; }
footer { background: var(--paper); border-top: 1px solid var(--line); padding: 20px 24px; color: var(--muted); }
.foot {
  max-width: var(--wrap); margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center;
}
.hat {
  margin: 8px 0 18px;
  background: var(--river-soft);
  border: 1px solid var(--line);
  padding: 8px;
}
.semt-kart {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.semt-kart a {
  display: grid;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 12px 14px;
}
.semt-kart a:hover { border-color: var(--river); }
.semt-kart strong { font-family: Syne, sans-serif; font-size: .95rem; }
.semt-kart span { color: var(--muted); font-size: .82rem; font-weight: 600; }
@media (max-width: 960px) {
  .nav, .topbar-inner > .cta { display: none; }
  .menu { display: inline-flex; }
  .drawer.open {
    display: grid; gap: 10px; padding: 10px 16px 16px;
    background: #fff; border-bottom: 1px solid var(--line);
  }
  .page { padding: 0 16px 40px; }
  .shell { grid-template-columns: 1fr; }
  .side { position: static; }
  .shell > article { padding: 20px 16px 28px; }
  .hero h1 { font-size: 1.55rem; }
  .semt-kart { grid-template-columns: 1fr; }
}
.vitrin { margin: 18px 0 32px; }
.vitrin-blok { margin: 0 0 28px; }
.vitrin-bas {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  padding-bottom: 8px; margin-bottom: 12px; border-bottom: 1px solid var(--line);
}
.vitrin-bas h2 { margin: 0; font-size: 1.15rem; color: var(--ink); }
.vitrin-bas h2 a { color: var(--ink); text-decoration: none; }
.vitrin-bas h2 a:hover { color: var(--river); }
.vitrin-hepsi { font-size: .82rem; color: var(--muted); text-decoration: none; font-weight: 700; white-space: nowrap; }
.vitrin-serit {
  display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch; padding: 0 0 12px; scrollbar-width: thin;
  align-items: stretch;
}
.vitrin-kart {
  flex: 0 0 168px;
  width: 168px;
  max-width: 168px;
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  scroll-snap-align: start;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.vitrin-kart a { text-decoration: none; color: inherit; display: block; }
img.vitrin-kart-img {
  width: 168px;
  height: 224px !important;
  max-width: none;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center 18%;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: var(--river-soft);
  display: block;
}
.vitrin-kart h3 {
  margin: 8px 0 4px;
  font-size: 13.5px;
  font-weight: 700;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  line-height: 1.3;
  color: var(--ink);
  min-height: 2.6em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vitrin-kart a:hover h3 { color: var(--river); }
.vitrin-oz {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.arsiv { padding-top: 24px; max-width: 760px; }
.arsiv-kicker { margin: 0 0 10px; color: var(--muted); font-size: .88rem; }
.arsiv-kicker a { color: var(--muted); text-decoration: none; }
.arsiv-giris { color: var(--muted); margin: 0 0 22px; }
.arsiv-giris p { margin: 0 0 10px; }
.arsiv-liste { border-top: 1px solid var(--line); }
.arsiv-satir {
  display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 16px;
  padding: 16px 0; margin: 0; border: 0; border-bottom: 1px solid var(--line);
  align-items: start; background: transparent; width: auto;
}
.arsiv-gorsel img {
  width: 110px; height: 147px; object-fit: cover; object-position: center 15%;
  border-radius: 4px; border: 1px solid var(--line);
}
.arsiv-satir h2 { font-size: 1.12rem; margin: 0 0 6px; }
.arsiv-satir h2 a { color: var(--ink); text-decoration: none; }
.arsiv-etiketler { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 0; }
.arsiv-badge {
  background: var(--river); color: #fff; padding: 2px 9px; border-radius: 3px;
  text-decoration: none; font-size: .75rem; font-weight: 700;
}
.arsiv-etiketler span { color: var(--muted); font-size: .78rem; }
.arsiv-giris img {
  max-width: min(460px, 100%); width: 100%; height: auto; margin: 18px auto;
  border-radius: 4px; border: 1px solid var(--line);
}
.arsiv.makale h1 { font-size: clamp(1.45rem, 3vw, 1.9rem); margin: 0 0 16px; }
.arsiv-giris h2 { font-size: 1.28rem; margin: 28px 0 12px; color: var(--ink); }
.arsiv-giris h3 { font-size: 1.12rem; margin: 22px 0 10px; color: var(--river); }
@media (max-width: 560px) {
  .arsiv-satir { grid-template-columns: 86px minmax(0, 1fr); gap: 12px; }
  .arsiv-gorsel img { width: 86px; height: 115px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
:focus-visible { outline: 3px solid var(--wood); outline-offset: 3px; }