:root {
  --yesil: #6cb81d;
  --yesil-koyu: #0f8a05;
  --koyu: #2b2b2b;
  --metin: #222;
  --cizgi: #e3e3e3;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  line-height: 1.75;
  color: var(--metin);
  background: #fff;
  border-top: 3px solid var(--yesil);
}

a { color: var(--yesil-koyu); }

.menu, .icerik, .alt { max-width: 1100px; }

@media (min-width: 1120px) {
  .menu, .icerik, .alt { margin-left: auto !important; margin-right: auto !important; }
}

/* ÜST */
.ust {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 18px 16px 18px;
}

.logo {
  display: block;
  padding: 10px 8px;
  background: #1c1c1c;
  border: 1px solid #555;
}

.logo img { display: block; width: 130px; height: auto; }

.giris-linki {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 326px;
  min-height: 62px;
  padding: 10px 20px;
  border-radius: 12px;
  background: var(--yesil-koyu);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  transition: background .2s, transform .2s;
}

.giris-linki:hover { background: #0b7004; transform: translateY(-1px); }

/* MENÜ */
.menu {
  position: sticky;
  top: 0;
  z-index: 10;
  margin: 0 10px;
  background: var(--koyu);
  border-bottom: 3px solid var(--yesil);
}

.menu-ic { display: flex; align-items: stretch; min-height: 44px; }

.menu-ev {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 46px;
  margin-top: -6px;
  background: var(--yesil);
}

.menu-ev svg { width: 26px; height: 26px; fill: #fff; }

.menu-liste {
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
}

.menu-liste a {
  display: block;
  padding: 12px 10px;
  color: #fff;
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: background .2s;
}

.menu-liste a:hover { background: var(--yesil); }

.menu-ac {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  margin-left: auto;
  padding: 0 14px;
  background: none;
  border: 0;
  cursor: pointer;
}

.menu-ac span { display: block; width: 24px; height: 2px; background: #fff; }

/* İÇERİK */
.icerik {
  margin: 22px 4px 0;
  padding: 0 18px 30px;
  border: 1px solid var(--cizgi);
  border-radius: 3px;
}

.sayfa-baslik {
  margin: 14px 0 18px;
  font-family: "Oswald", "Arial Narrow", sans-serif;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: .3px;
}

.icerik h2 {
  margin: 26px 0 12px;
  font-size: 30px;
  font-weight: 400;
  line-height: 1.25;
  scroll-margin-top: 60px;
}

.icerik h3 {
  margin: 24px 0 10px;
  font-size: 23px;
  font-weight: 400;
  line-height: 1.3;
}

.icerik p { margin: 0 0 16px; }

.icerik ul { margin: 0 0 18px; padding-left: 20px; }

.icerik li { margin-bottom: 4px; }

/* TABLO */
.tablo-kap { overflow-x: auto; margin-bottom: 20px; }

table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13px;
}

th, td {
  padding: 9px 10px;
  border: 1px solid #cfcfcf;
  text-align: left;
}

th {
  font-weight: 700;
  text-transform: uppercase;
  background: #fafafa;
}

tbody tr:nth-child(even) { background: #fbfbfb; }

.alt-buton { display: flex; justify-content: center; margin-top: 26px; }

/* ALT */
.alt {
  margin: 20px 10px 0;
  padding: 16px;
  background: var(--koyu);
  border-top: 3px solid var(--yesil);
  color: #bbb;
  font-size: 12px;
  text-align: center;
}

.alt p { margin: 0; }

/* MOBİL */
@media (max-width: 760px) {
  .menu-ac { display: flex; }

  .menu-liste {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--koyu);
    border-bottom: 3px solid var(--yesil);
  }

  .menu-liste.acik { display: flex; }

  .menu-liste a { padding: 12px 16px; border-top: 1px solid #3a3a3a; }

  .icerik h2 { font-size: 24px; }
  .icerik h3 { font-size: 20px; }
}