body {
    font-family: Arial, sans-serif;
    background: #f7f7f7;
    margin: 0;
}

.header {
    background: #fff;
    padding: 15px 30px;
    border-bottom: 1px solid #ddd;
}

.logo {
    font-weight: bold;
    font-size: 22px;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    background: #fff;
    padding: 40px;
    text-align: center;
    border-radius: 8px;
}

.verify-form input {
    width: 100%;
    padding: 15px;
    font-size: 16px;
    margin-bottom: 15px;
}

.verify-form button {
    padding: 12px 30px;
    font-size: 16px;
    cursor: pointer;
}

.info-box {
    margin-top: 25px;
    font-size: 14px;
    color: #555;
}

.result-icon {
    width: 120px;
    margin: 20px 0;
}

.result-box {
    padding: 20px;
    border-radius: 6px;
}

.result-box.green { background: #e8f6ee; }
.result-box.orange { background: #fff3e0; }
.result-box.red { background: #fdecea; }

.code {
    margin-top: 15px;
    font-size: 14px;
}

.back-link {
    display: inline-block;
    margin-top: 20px;
    text-decoration: none;
}

.footer {
    text-align: center;
    margin-top: 40px;
    color: #999;
}
.menu a{
  margin-left:22px;
  text-decoration:none;
  color:#374151;
  font-weight:500;
  padding-bottom:6px;
  border-bottom:2px solid transparent;
}

.menu a:hover{
  color:var(--primary);
}

.menu a.active{
  color:var(--primary);
  border-bottom:2px solid var(--primary);
  font-weight:600;
}

/* HEADER */
.site-header {
  background: linear-gradient(90deg, #1f4fd8, #215ae0);
  padding: 14px 0;
  box-shadow: 0 4px 18px rgba(0,0,0,0.15);
}

.header-container {
  max-width: 1200px;
  margin: auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* LOGO */
.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}

.logo-area img {
  height: 42px;
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.1;
}

.logo-text small {
  font-size: 11px;
  font-weight: 400;
  opacity: 0.85;
}

/* MENU */
.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}

.main-nav a.active::after,
.main-nav a:hover::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 3px;
  background: #ffb703;
  border-radius: 2px;
}

/* CTA */
.header-cta .btn-verify {
  background: linear-gradient(90deg, #ffb703, #ff9800);
  color: #1f2d3d;
  padding: 10px 22px;
  border-radius: 24px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 6px 16px rgba(0,0,0,0.25);
  transition: transform .15s ease, box-shadow .15s ease;
}

.header-cta .btn-verify:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(0,0,0,0.35);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .main-nav {
    display: none;
  }
}
.error-msg {
  margin-top: 10px;
  color: #d32f2f;
  font-size: 14px;
  font-weight: 500;
}