/* ================================
   GENEL
================================ */
body {
  min-height: 100vh;
  background: #ffffff;
  color: #000000;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ================================
   HERO
================================ */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 80px; /* menü çakışmasın */
}

.desc-box {
  max-width: 720px;
  margin: 30px auto;
  font-size: 1.05rem;
  color: #000000;
}

/* ================================
   INFO CARD
================================ */
.announcement {
  backdrop-filter: blur(6px);
  border-radius: 16px;
}

/* ================================
   BUTONLAR
================================ */
.btn-purple {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #3a79ed;
  border: 1px solid #ffffff;
  color: #000000;
  padding: 12px 28px;
  border-radius: 0.375rem;
  font-weight: 500;
  transition: all 0.2s ease-in-out;
  text-decoration: none;
}

.btn-purple:hover,
.btn-purple:focus {
  background-color: #3a79ed;
  border-color: #3a79ed;
  color: #fff;
}

.btn-purple:active {
  background-color: #3a79ed;
  border-color: #3a79ed;
}

/* ================================
   NAVBAR
================================ */
.navbar {
  z-index: 10;
}

.navbar-toggler {
  box-shadow: none;
}

.nav-link {
  color: #3a79ed;
}

.nav-link:hover {
  color: #3a79ed;
}

/* ================================
   FOOTER
================================ */
footer {
  color: #3a79ed;
  border-top: 1px solid #3a79ed;
}

/* Footer linkleri - buton moru ile aynı */
footer a {
  color: #3a79ed;       /* Buton moru ile aynı */
  text-decoration: none;
  font-weight: 500;
}

footer a:hover {
  color: #3a79ed;       /* Buton hover rengi ile aynı */
  text-decoration: underline;
}


/* ================================
   DEMO POPUP (ÜSTTEN AÇILAN)
================================ */
#demo-popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(90deg, #3a79ed, #3a79ed);
  color: #000000;
  transform: translateY(-100%);
  transition: transform 0.5s ease;
  z-index: 9999;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

#demo-popup.show {
  transform: translateY(0);
}

.demo-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
}

.demo-content a {
  color: #000000;
  text-decoration: underline;
  font-weight: 500;
}

.demo-content a:hover {
  color: #ffffff;
}

#demo-close {
  margin-left: auto;
  background: none;
  border: none;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  opacity: 0.7;
}

#demo-close:hover {
  opacity: 1;
}