/* Pengaturan Dasar */
body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Poppins', sans-serif;
    background-color: #f0f2f5; /* Latar belakang abu-abu lembut */
}

/* Kontainer Utama */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100vh;
}

/* Kotak Login */
.login-box {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-title {
    font-size: 28px;
    font-weight: 600;
    color: #2c3e50;
    margin-top: 0;
    margin-bottom: 10px;
}

.login-subtitle {
    font-size: 16px;
    color: #7f8c8d;
    margin-bottom: 30px;
}

/* --- Grup Input & Animasi Floating Label --- */
.input-group {
    position: relative;
    margin-bottom: 30px;
}

.input-group input {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    color: #333;
    border: none;
    border-bottom: 2px solid #ccc;
    outline: none;
    background: transparent;
}

.input-group label {
    position: absolute;
    top: 10px;
    left: 0;
    font-size: 16px;
    color: #aaa;
    pointer-events: none;
    transition: 0.3s ease all;
}

/* INI ADALAH BAGIAN UTAMA ANIMASI */
.input-group input:focus ~ label,
.input-group input:valid ~ label {
    top: -20px;
    left: 0;
    font-size: 14px;
    color: #007BFF;
}

.input-group input:focus {
    border-bottom-color: #007BFF;
}


/* Tombol Login */
.login-button {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 5px;
    background-color: #007BFF;
    color: white;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.login-button:hover {
    background-color: #0056b3;
}

/* Styling untuk link kembali ke beranda */
.back-link {
    display: block; /* Agar margin bisa diterapkan */
    margin-top: 20px; /* Memberi jarak dari tombol login */
    font-size: 14px;
    color: #7f8c8d;
    text-decoration: none;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: #007BFF;
    text-decoration: underline;
}

/* Styling untuk link bantuan via WhatsApp */
.help-link {
    display: block;
    margin-top: 25px; /* Jarak dari tombol login */
    margin-bottom: -5px; /* Jarak ke link kembali */
    font-size: 14px;
    font-weight: 600;
    color: #007BFF;
    text-decoration: none;
    transition: color 0.3s ease;
}

.help-link:hover {
    text-decoration: underline;
    color: #0056b3;
}

/* Styling untuk pesan error */
.error-message {
    background-color: #f8d7da;
    color: #721c24;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    border: 1px solid #f5c6cb;
    font-size: 14px;
}