:root{
  --bg:#0b1020;
  --card:#121a33;
  --muted:#a9b3d3;
  --text:#eef2ff;
  --accent:#5eead4;
  --accent2:#60a5fa;
  --border:rgba(255,255,255,.10);
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --radius:18px;
  --max:1100px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 20% -10%, rgba(96,165,250,.35), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(94,234,212,.25), transparent 55%),
    var(--bg);
  min-height:100vh;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max); margin:0 auto; padding:24px}

.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: rgba(11,16,32,.72);
  border-bottom: 1px solid var(--border);
}

.nav{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
}

.brand{display:flex; align-items:center; gap:12px; min-width:180px}
.site-logo{
  height:44px; width:auto; display:block;
  filter: drop-shadow(0 6px 18px rgba(0,0,0,.4));
}
.brand-fallback{
  display:none;
  font-weight:800; letter-spacing:.2px;
  padding:8px 12px; border-radius:12px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.06);
}

.menu{gap:10px; align-items:center; flex-wrap:wrap; justify-content:center}
.menu a{
  padding:10px 12px; border-radius:12px; color:var(--muted);
  transition:.15s ease; white-space:nowrap;
}
.menu a:hover, .menu a.active{background:rgba(255,255,255,.06); color:var(--text)}

.nav-cta{display:flex; gap:10px; align-items:center}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:8px; padding:12px 14px; border-radius:14px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.06);
  cursor:pointer; user-select:none;
  transition: transform .12s ease;
  white-space:nowrap;
}
.btn:hover{transform: translateY(-1px)}
.btn.primary{
  border:none;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color:#071018; font-weight:900;
}

.hamburger{
  display:none;
  border:1px solid var(--border);
  background:rgba(255,255,255,.06);
  border-radius:14px;
  padding:10px 12px;
  cursor:pointer;
}

/* ✅ Dropdown Menü */
.dropdown{ position:relative; display:inline-flex; align-items:center; }
.dropbtn{
  padding:10px 12px;
  border-radius:12px;
  color:var(--muted);
  background:transparent;
  border:none;
  cursor:pointer;
  font: inherit;
}
.dropbtn:hover{ background:rgba(255,255,255,.06); color:var(--text); }
.dropdown.active .dropbtn{ background:rgba(255,255,255,.06); color:var(--text); }

.dropdown-menu{
  display:none;
  position:absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  padding:8px;
  border-radius:14px;
  border:1px solid var(--border);
  background: rgba(18,26,51,.96);
  box-shadow: var(--shadow);
  z-index:100;
}
.dropdown-menu a{
  display:block;
  padding:10px 12px;
  border-radius:12px;
  color:var(--muted);
  border:1px solid transparent;
}
.dropdown-menu a:hover{
  background:rgba(255,255,255,.06);
  color:var(--text);
}
.dropdown:hover .dropdown-menu{ display:block; }

.card{
  background: rgba(18,26,51,.82);
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:22px;
}

.kicker{color:var(--accent); font-weight:900; letter-spacing:.3px; font-size:.92rem}
h1{margin:.35rem 0 0; font-size:2.25rem; line-height:1.1}
h2{margin:.25rem 0 0}
p{color:var(--muted); line-height:1.7}

.hero{padding:18px 0 4px}
.grid{display:grid; gap:18px}
.hero-grid{grid-template-columns: 1.15fr .85fr; align-items:stretch}

.badges{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px}
.badge{
  padding:8px 10px; border-radius:999px; border:1px solid var(--border);
  color:var(--muted); background:rgba(255,255,255,.03); font-size:.92rem;
}

.cta{display:flex; gap:10px; flex-wrap:wrap; margin-top:16px}

.services-grid{grid-template-columns: repeat(3, 1fr)}
.service-icon{
  width:42px;height:42px;border-radius:14px;
  background: rgba(96,165,250,.18);
  border:1px solid rgba(96,165,250,.35);
  display:flex;align-items:center;justify-content:center;
  font-weight:900;
}
.service h3{margin:10px 0 6px}

.split{display:grid; grid-template-columns: 1fr 1fr; gap:18px; margin-top:18px}
.posts{display:grid; grid-template-columns: repeat(3, 1fr); gap:18px}
.post{
  padding:16px; border-radius:16px; border:1px solid var(--border);
  background:rgba(255,255,255,.03);
}
.post small{color:var(--muted)}
.post h3, .post h4{margin:8px 0}

.list{padding-left:18px; color:var(--muted); line-height:1.8}
.hr{height:1px; background:var(--border); margin:18px 0}

form{display:grid; gap:12px; margin-top:10px}
input, textarea{
  width:100%; padding:12px 12px; border-radius:14px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.20);
  color:var(--text);
  outline:none;
}
textarea{min-height:140px; resize:vertical}

.notice{
  padding:12px 14px; border-radius:14px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--muted);
}
.notice.ok{border-color: rgba(94,234,212,.35)}
.notice.err{border-color: rgba(248,113,113,.35)}

.site-footer{
  border-top:1px solid var(--border);
  background: rgba(11,16,32,.72);
  backdrop-filter: blur(12px);
  margin-top:26px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap:18px;
}
.footer-title{font-weight:900; margin-bottom:8px}
.footer-muted{color:var(--muted); line-height:1.7}
.footer-links{display:grid; gap:8px}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--text)}
.footer-bottom{color:var(--muted); padding-top:0; padding-bottom:18px; text-align:center}

/* Mobile */
.mobile-menu{
  display:none;
  border-top:1px solid var(--border);
  background: rgba(11,16,32,.78);
  backdrop-filter: blur(12px);
}
.mobile-menu .wrap{
  padding-top:12px; padding-bottom:12px;
  display:flex; flex-wrap:wrap; gap:10px; justify-content:center;
}
.mobile-menu a{
  padding:10px 12px; border-radius:12px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--muted);
}
.mobile-menu a.active{background:rgba(255,255,255,.08); color:var(--text)}
.mobile-menu.show{display:block}

.mobile-section-title{
  display:block;
  width:100%;
  text-align:center;
  color:var(--muted);
  font-weight:900;
  padding:6px 0 0;
}

@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr}
  .services-grid{grid-template-columns: 1fr}
  .split{grid-template-columns: 1fr}
  .posts{grid-template-columns: 1fr}
  .footer-grid{grid-template-columns:1fr}
  h1{font-size:1.9rem}
}

@media (max-width: 820px){
  .menu{display:none}
  .hamburger{display:inline-flex}
  .wrap{padding:18px}
}

/* =========================================
   ALT MENÜ HOVER KAYBOLMA SORUNU ÇÖZÜMÜ
========================================= */

/* Hover'ı linke değil kapsayıcıya bağla */
.menu-item-has-children:hover > .sub-menu,
.menu-item-has-children:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Alt menü animasyonluysa başlangıç durumu */
.menu-item-has-children > .sub-menu {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, transform 0.15s ease;
    transform: translateY(8px);
}

/* Kritik: Hover köprüsü (boşluk problemi için) */
.menu-item-has-children {
    position: relative;
}

.menu-item-has-children::after {
    content: "";
    position: absolute;
    left: 0;
    top: 100%;
    width: 100%;
    height: 14px; /* boşluk kadar ayarlanabilir */
}


/* =========================================================
   Dropdown hover kopması - sağlam çözüm (layout bozmaz)
   (Sadece hover alanını ve kapanmayı kontrol eder)
========================================================= */

/* 1) Parent + submenu hover'dayken açık kalsın */
.menu-item-has-children:hover > .sub-menu,
.menu-item-has-children:focus-within > .sub-menu,
.menu-item-has-children > .sub-menu:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* 2) Gizliyken tıklanmasın ve stabil olsun */
.menu-item-has-children > .sub-menu {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
  pointer-events: none; /* kritik */
}

/* 3) Asıl olay: boşluğu submenu tarafında "hover köprüsü" ile kapat
      (Parent'a ::after koymak bazen yetmez; en sağlamı submenu ::before) */
.menu-item-has-children > .sub-menu::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -14px;     /* boşluk kadar */
  height: 14px;   /* boşluk kadar */
}

/* 4) Submenu konumunu gereksiz boşluk oluşturmayacak şekilde sabitle
      (Temada calc(100% + x) varsa boşluk yaratır) */
.menu-item-has-children {
  position: relative;
}
.menu-item-has-children > .sub-menu {
  top: 100%;
  margin-top: 0;
}
.menu-item-has-children:hover > ul,
.menu-item-has-children:focus-within > ul,
.menu-item-has-children > ul:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.menu-item-has-children > ul {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
  pointer-events: none;
}

.menu-item-has-children > ul::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -14px;
  height: 14px;
}

.menu-item-has-children > .sub-menu,
.menu-item-has-children > ul {
  z-index: 9999;
}
.menu-item-has-children > .sub-menu,
.menu-item-has-children > ul {
  position: absolute;
}