* {
    box-sizing: border-box
}

body {
    margin: 0;
    min-height: 100vh;
    padding: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: Arial, sans-serif;
    background: linear-gradient(145deg, #020b09, #02070c 55%, #031323);
    color: #fff
}

.card {
    width: 100%;
    max-width: 470px;
    padding: 28px;
    background: rgba(3, 12, 18, .96);
    border: 1px solid #24404c;
    border-radius: 24px;
    box-shadow: 0 18px 50px #0008
}
.judul{
    text-align: center;
}
.h3{
    text-align: center;
    color: #39ff14;
}
.brand {
    text-align: center;
    font-weight: 800;
    letter-spacing: 1px
}

  .brand img {
    max-width: 20%; /* logo maksimal 20% dari lebar card */
    height: auto;
  }
  

.infinity {
    font-size: 36px
}

.energy {
    color: #39ff14
}

.next {
    color: #69a8ff
}

h1 {
    color: #69a8ff;
    text-align: center;
    font-size: 30px
    
}
h3{
    text-align: center;
    font-size: 15px
}
.subtitle {
    text-align: center;
    color: #aebbc3;
    margin-bottom: 20px
}

label {
    display: block;
    margin: 15px 0 7px;
    font-weight: 700
}

input {
    width: 100%;
    padding: 14px;
    border: 1px solid #38515e;
    border-radius: 10px;
    background: #07131a;
    color: #fff;
    font-size: 16px
}

button {
    width: 100%;
    margin-top: 20px;
    padding: 14px;
    border: 0;
    border-radius: 10px;
    background: #39ff14;
    color: #031006;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer
}

.secondary {
    background: #40515a;
    color: #fff
}

.error,
.message {
    display: none;
    margin-top: 14px;
    padding: 12px;
    text-align: center;
    border-radius: 10px
}

.error {
    background: #3a1116;
    color: #ffb6be
}

.message {
    background: #0d2420;
    color: #baffad
}

.result {
    text-align: center;
    display: none
}

.success {
    color: #39ff14;
    font-weight: 800
}

.name {
    font-size: 24px;
    font-weight: 800
}

.id {
    color: #aebbc3;
    margin-top: 8px
}

.qr {
    width: 250px;
    height: 250px;
    margin: 20px auto;
    background: #fff
}

a {
    text-decoration: none
}