/* Halaman tamu (masuk & OTP): kartu dua kolom, panel branding di kiri, formulir di kanan. */

.guest-shell {
    --guest-radius: 1.5rem;
    --guest-radius-field: .75rem;
    --guest-padding: 3.25rem;
    --guest-tinggi-field: 3.4rem;

    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 3rem 1.5rem;
}

.kartu-guest {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    max-width: 1040px;
    overflow: hidden;
    background-color: var(--color-surface);
    border-radius: var(--guest-radius);
    box-shadow: var(--color-shadow-lg);
}

/* =============================================================
   PANEL BRANDING
   Satu-satunya area berisi warna primary penuh, nadanya
   digelapkan supaya tulisan putih lolos kontras.
   ============================================================= */

.brand-panel {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 2.5rem;
    min-height: 620px;
    padding: var(--guest-padding);
    overflow: hidden;
    background-color: var(--color-primary-deep);
    color: var(--color-on-fill);
}

/* Pola titik di pojok kanan atas. */
.brand-panel::before {
    content: "";
    position: absolute;
    top: 2.25rem;
    right: 2.25rem;
    width: 150px;
    height: 120px;
    background-image: radial-gradient(circle, rgba(var(--color-on-fill-rgb), .22) 3px, transparent 3.5px);
    background-size: 30px 30px;
    pointer-events: none;
}

/* Lingkaran konsentris di pojok kanan bawah. */
.brand-deco {
    position: absolute;
    right: -150px;
    bottom: -150px;
    color: var(--color-on-fill);
    pointer-events: none;
}

.brand-row,
.brand-copy {
    position: relative;
}

.brand-row {
    display: flex;
    align-items: center;
    gap: .85rem;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    border-radius: var(--guest-radius-field);
    background-color: var(--color-on-fill);
    color: var(--color-primary-deep);
    font-size: 1.35rem;
    font-weight: 700;
}

.brand-wordmark {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: .03em;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* --bs-heading-color dipaksa gelap di global.css, jadi judul di panel ini ditulis putih eksplisit. */
.brand-copy h2 {
    max-width: 380px;
    margin: 0;
    color: var(--color-on-fill);
    font-size: 2.35rem;
    font-weight: 600;
    line-height: 1.2;
}

.brand-copy p {
    max-width: 400px;
    margin: 0;
    color: rgba(var(--color-on-fill-rgb), .88);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* =============================================================
   PANEL FORMULIR
   ============================================================= */

.form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--guest-padding);
}

.form-panel-isi {
    width: 100%;
    max-width: 400px;
}

.guest-judul {
    margin-bottom: .35rem;
    color: var(--color-text);
    font-size: 2.1rem;
    font-weight: 700;
    line-height: 1.2;
}

.guest-subjudul {
    margin-bottom: 2rem;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
}

.form-panel .form-label {
    font-weight: 600;
}

/* Kolom isian dengan ikon di depan dan tombol opsional di belakang. */
.input-ikon {
    position: relative;
}

.input-ikon .form-control {
    height: var(--guest-tinggi-field);
    padding-left: 2.9rem;
    border-radius: var(--guest-radius-field);
}

.input-ikon-depan {
    position: absolute;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
    color: var(--color-text-secondary);
    font-size: 1.2rem;
    pointer-events: none;
}

.input-ikon .form-control.punya-aksi {
    padding-right: 3.4rem;
}

.input-ikon-aksi {
    position: absolute;
    top: 50%;
    right: .2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    transform: translateY(-50%);
    padding: 0;
    border: 0;
    border-radius: calc(var(--guest-radius-field) - .1rem);
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 1.2rem;
}

.input-ikon-aksi:hover {
    color: var(--color-primary-text);
}

.input-ikon-aksi:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 .25rem var(--color-focus);
}

/* Ikon valid/invalid bawaan Bootstrap bertumpuk dengan tombol mata, jadi disembunyikan. */
.input-ikon .form-control.is-invalid {
    background-image: none;
}

.btn-guest {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 3.6rem;
    border-radius: var(--guest-radius-field);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: .04em;
    box-shadow: 0 8px 20px color-mix(in srgb, var(--color-primary) 30%, transparent);
}

.guest-kaki {
    margin: 1.75rem 0 0;
    color: var(--color-text-secondary);
    text-align: center;
}

/* =============================================================
   LAYAR SEMPIT
   ============================================================= */

@media (max-width: 767.98px) {
    .guest-shell {
        --guest-padding: 1.75rem;

        padding: 1rem;
    }

    .kartu-guest {
        grid-template-columns: 1fr;
    }

    .brand-panel {
        gap: 1.5rem;
        min-height: 0;
    }

    .brand-panel::before {
        top: 1rem;
        right: 1rem;
    }

    .brand-deco {
        right: -260px;
        bottom: -260px;
    }

    .brand-copy {
        gap: .75rem;
    }

    .brand-copy h2 {
        font-size: 1.6rem;
    }

    .brand-copy p {
        font-size: .95rem;
    }

    .guest-judul {
        font-size: 1.75rem;
    }

    .guest-subjudul {
        margin-bottom: 1.5rem;
    }
}