/* Menggunakan font Poppins agar modern dan rapi */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    /* Latar belakang ungu dengan bintang/pegunungan mirip referensimu */
    background: url('https://images.unsplash.com/photo-1519681393784-d120267933ba?q=80&w=2070&auto=format&fit=crop') no-repeat center center/cover;
    background-color: #3b1d5c; /* Warna cadangan */
}

/* Kotak Kaca Utama */
.wrapper {
    width: 420px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px); /* Dukungan untuk Safari */
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
    color: #fff;
}

/* Area Logo Kampus */
.logo-box {
    text-align: center;
    margin-bottom: 25px;
}
.logo-box img {
    width: 80px;
    margin-bottom: 10px;
    filter: drop-shadow(0 2px 5px rgba(0,0,0,0.3));
}
.logo-box h2 {
    font-size: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}
.logo-box p {
    font-size: 13px;
    font-weight: 300;
    letter-spacing: 2px;
}

.wrapper h1 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 30px;
    font-weight: 600;
}

/* Kolom Input dengan Ikon di Kanan */
.input-box {
    position: relative;
    width: 100%;
    height: 50px;
    margin-bottom: 20px;
}
.input-box input {
    width: 100%;
    height: 100%;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 40px;
    font-size: 15px;
    color: #fff;
    padding: 0 45px 0 20px;
    outline: none;
    transition: 0.3s ease;
}
.input-box input::placeholder {
    color: rgba(255, 255, 255, 0.8);
}
.input-box input:focus {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
}
.input-box i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
}

/* Tambahan Referensi Gambar */
.remember-forgot {
    display: flex;
    justify-content: space-between;
    font-size: 13.5px;
    margin: -5px 0 20px;
}
.remember-forgot label input {
    accent-color: #fff;
    margin-right: 4px;
}
.remember-forgot a {
    color: #fff;
    text-decoration: none;
}
.remember-forgot a:hover {
    text-decoration: underline;
}

/* Tombol Putih */
.btn {
    width: 100%;
    height: 50px;
    background: #fff;
    border: none;
    outline: none;
    border-radius: 40px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    font-size: 16px;
    color: #333;
    font-weight: 700;
    transition: 0.3s;
}
.btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.register-link {
    font-size: 14px;
    text-align: center;
    margin-top: 25px;
}
.register-link a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
}
.register-link a:hover {
    text-decoration: underline;
}

/* Kotak Peringatan Khusus Register */
.alert-box {
    background: rgba(255, 255, 255, 0.2);
    border-left: 4px solid #ffcc00;
    padding: 12px 15px;
    border-radius: 8px;
    font-size: 12.5px;
    margin-bottom: 25px;
    text-align: left;
    line-height: 1.5;
}
.alert-box i {
    color: #ffcc00;
    margin-right: 5px;
    font-size: 14px;
}