* {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  margin: 0;
  background: linear-gradient(135deg, #06162a, #0b2d52);
  color: #fff;
}

/* NAVBAR */
.navbar {
  background: #040d1a;
  padding: 14px 28px;
}

.nav-left {
  display: flex;
  align-items: center;
}

.logo {
  width: 50px;
  margin-right: 10px;
}

.brand-text {
  font-weight: bold;
}

/* MAIN LAYOUT */
.main {
  display: flex;
  min-height: calc(100vh - 120px);
}

/* LEFT */
.left {
  flex: 1;
  padding: 60px;
}

.hero-logo {
  width: 140px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 25px rgba(0,160,255,.8));
}

.converter {
  background: rgba(255,255,255,.08);
  padding: 25px;
  border-radius: 16px;
  max-width: 420px;
  margin-top: 30px;
}

.converter input,
.converter textarea,
.converter select {
  width: 100%;
  margin-top: 10px;
  padding: 12px;
  border-radius: 8px;
  border: none;
}

textarea {
  height: 120px;
}

button {
  margin-top: 20px;
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #1da1f2, #0077cc);
  border: none;
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
}

/* RIGHT FOTO */
.right {
  width: 40%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.person {
  width: 90%;
  max-height: 90vh;
  object-fit: contain;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  opacity: .7;
}