body {
    margin: 0;
    min-height: 100vh;
    background: #0a0a0a;
    font-family: 'Poppins', sans-serif;
    overflow-y: auto;
}

.reg-bg-noise {
    position: fixed;
    inset: 0;
    background-image: url("https://www.transparenttextures.com/patterns/asfalt-dark.png");
    opacity: 0.08;
    pointer-events: none;
}

.reg-stage {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.reg-panel {
    width: 900px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: linear-gradient(145deg, #ffffff, #f2f2f2);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.6);
}

.reg-brand {
    background: #0d0d0d;
    color: #fff;
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.reg-logo-circle {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    overflow: hidden;
}

.reg-logo-circle img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.reg-brand h1 {
    font-size: 30px;
    letter-spacing: 3px;
    margin: 0;
}

.reg-brand span {
    font-size: 11px;
    letter-spacing: 2px;
    color: #aaa;
    margin-top: 5px;
}

.reg-brand p {
    margin-top: 18px;
    font-size: 13px;
    color: #bbb;
    line-height: 1.6;
}

.reg-line {
    margin-top: 25px;
    width: 60px;
    height: 2px;
    background: #fff;
    opacity: 0.4;
}

.reg-form {
    padding: 50px;
    background: #fff;
}

/* 🔥 HEADER DIPADATKAN */
.reg-header {
    margin-bottom: 20px;
}

.reg-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: #111;
    margin: 0;
    line-height: 1.2;
}

.reg-header p {
    font-size: 13px;
    color: #888;
    margin-top: 3px;
    margin-bottom: 0;
}

/* FORM */
.reg-field {
    position: relative;
    margin-bottom: 22px;
}

.reg-field input,
.reg-field textarea {
    width: 100%;
    padding: 10px 0;
    border: none;
    border-bottom: 2px solid #ddd;
    outline: none;
    font-size: 14px;
    background: transparent;
    resize: none;
}

.reg-field textarea {
    height: 60px;
}

.reg-field label {
    position: absolute;
    left: 0;
    top: 10px;
    font-size: 13px;
    color: #999;
    transition: 0.3s ease;
    pointer-events: none;
}

.reg-field input:focus + label,
.reg-field input:valid + label,
.reg-field textarea:focus + label,
.reg-field textarea:valid + label {
    top: -12px;
    font-size: 11px;
    color: #000;
}

.reg-underline {
    height: 2px;
    width: 0%;
    background: #000;
    transition: 0.3s;
}

.reg-field input:focus ~ .reg-underline,
.reg-field textarea:focus ~ .reg-underline {
    width: 100%;
}

/* BUTTON */
.reg-btn {
    width: 100%;
    padding: 13px;
    background: #3a3a3a;
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    margin-top: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: 0.3s ease;
}

.reg-btn:hover {
    background: #555;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.25);
}

.reg-btn:active {
    transform: translateY(0);
}

/* LINK */
.reg-link {
    margin-top: 12px;
    text-align: center;
    font-size: 13px;
    color: #777;
}

.reg-link a {
    color: #c0392b;
    text-decoration: none;
    font-weight: 500;
}

.reg-link a:hover {
    text-decoration: underline;
}

/* META */
.reg-meta {
    margin-top: 12px;
    font-size: 11px;
    text-align: center;
    color: #aaa;
    letter-spacing: 1px;
}

@media (max-width: 480px) {

    body {
        overflow: auto;
    }

    .reg-stage {
        padding: 20px;
    }

    .reg-panel {
        width: 100%;
        height: auto;
        grid-template-columns: 1fr;
        border-radius: 14px;
    }

    /* HIDE BRAND seperti login */
    .reg-brand {
        display: none !important;
    }

    .reg-form {
        padding: 30px 22px;
    }

    .reg-header h2 {
        font-size: 20px;
    }

    .reg-header p {
        font-size: 12px;
    }

    .reg-field {
        margin-bottom: 16px;
    }

    .reg-field input,
    .reg-field textarea {
        font-size: 13px;
    }

    .reg-field label {
        font-size: 12px;
    }

    .reg-btn {
        padding: 9px 10px;
        font-size: 12px;
        border-radius: 7px;
        margin-top: 8px;
    }

    .reg-link {
        font-size: 12px;
    }

    .reg-meta {
        font-size: 10px;
        margin-top: 15px;
    }

    .reg-bg-noise {
        opacity: 0.05;
    }
}