* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #000000, #202020);
  color: #333;
  min-height: 100vh;
  padding: 20px 20px 40px;
}

.banner {
  position: fixed;     /* stays in place when scrolling */
  top: 0;
  left: 0;
  width: 100vw;         /* fill full screen width */
  height: 100vh;        /* fill full screen height */
  object-fit: cover;    /* keeps aspect ratio while covering */
  z-index: -1;          /* send behind everything */
  pointer-events: none; /* allows clicking through the image */
}

/* ==================== HEADER (outside container) ==================== */
.site-header {
  max-width: 1500px;
  margin: 0 auto 30px auto;
  padding: 20px 0;
  color: black;
}
.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  width: 100%;
}
.logo-area {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.65rem;
  font-weight: 700;
  color: #667eea;
  text-shadow: 0 2px 4px rgba(0,0,0,0.4);
  margin-left: 0;        /* Pushes it fully to the left */
}
.logo-area img {
  height: 80px;
  width: auto;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.lang-dropdown {
  margin-right: 0;       /* Pushes the dropdown fully to the right */
}
.lang-dropdown select {
  padding: 11px 38px 11px 16px;
  font-size: 16px;
  font-weight: 600;
  border: 1px solid #ffffff;
  border-radius: 12px;
  background: rgba(255,255,255,0.95);
  color: #333;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23667eea'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 14px;
  min-width: 170px;
  backdrop-filter: blur(4px);
  box-shadow: 0px 3px 10px #000000;
}
.lang-dropdown select:focus {
  outline: none;
  border-color: #5a6fd8;
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.25);
}

/* Responsive header */
@media (max-width: 560px) {
  .header-content {
    flex-direction: column;
    text-align: center;
  }
  .logo-area {
    margin-left: 0;
  }
  .lang-dropdown {
    margin-right: 0;
  }
}

/* ==================== YOUR ORIGINAL STYLES (unchanged) ==================== */
.container {
  max-width: 600px;
  margin: 0 auto;
  margin-top: 100px;
  margin-bottom: 50px;
  background: white;
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0px 5px 15px #000000;
}
h1 { text-align: center; margin-bottom: 20px; color: #ffffff; margin-top: 50px; font-size: 40px;}
.form-group { margin: 15px 0; }
label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 18px;}
input, select {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 16px;
}
button {
  width: 100%;
  padding: 14px;
  background: #667eea;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 18px;
  cursor: pointer;
  margin-top: 20px;
}
button:hover { background: #5a6fd8; }
.result {
  margin-top: 25px;
  padding: 20px;
  background: #f0f2ff;
  border-radius: 10px;
  font-size: 20px;
  line-height: 1.6;
  min-height: 60px;
  border-left: 5px solid #667eea;
}

.about {
  text-align: center;
  position: relative;
  z-index: 9999;
  font-size: 16px;
  font-weight: 600;
}
a {
  text-decoration: none;
}