* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: linear-gradient(135deg, #e6f7ff 0%, #dff6ff 60%, #bae6fd 100%);
    font-family: 'Plus Jakarta Sans', 'Segoe UI', Tahoma, sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 16px;
    color: #1e293b;
    -webkit-font-smoothing: antialiased;
}

.register-container {
    width: 100%;
    max-width: 820px;
    margin: auto;
}

.register-card {
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(16px) saturate(140%);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
    border-radius: 24px;
    box-shadow: 0 20px 48px rgba(3, 22, 52, 0.12), 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(14, 165, 233, 0.2);
    padding: 36px 36px 32px;
    animation: fadeInUp 450ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.register-header {
    text-align: center;
    margin-bottom: 24px;
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(14, 165, 233, 0.12);
    color: #0284c7;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 12px;
}

.register-header h1 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.register-header p {
    font-size: 0.94rem;
    color: #64748b;
    margin: 0;
}

.alert-danger {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 14px 18px;
    border-radius: 14px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* SECTION DIVIDERS */
.form-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.98rem;
    font-weight: 800;
    color: #0369a1;
    margin: 24px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e0f2fe;
}

.form-section-title i {
    font-size: 1.1rem;
}

/* KK MODE TOGGLE CARDS */
.kk-mode-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 20px;
}

.kk-mode-option {
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 16px 18px;
    cursor: pointer;
    background: #f8fafc;
    transition: all 0.25s ease;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    position: relative;
}

.kk-mode-option:hover {
    border-color: #38bdf8;
    background: #f0f9ff;
}

.kk-mode-option.active {
    border-color: #0284c7;
    background: #f0f9ff;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.15);
}

.kk-mode-option input[type="radio"] {
    margin-top: 3px;
    accent-color: #0284c7;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.kk-mode-info h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 3px;
}

.kk-mode-info p {
    font-size: 0.8rem;
    color: #64748b;
    line-height: 1.35;
    margin: 0;
}

/* SEARCH KK BOX */
.search-kk-box {
    display: flex;
    gap: 10px;
}

.search-kk-box input {
    flex: 1;
}

.btn-search-kk {
    padding: 11px 20px;
    background: #0284c7;
    color: #ffffff;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.btn-search-kk:hover {
    background: #0369a1;
}

/* PREVIEW KK CONTAINER */
.kk-preview-card {
    background: #ffffff;
    border: 1.5px solid #bae6fd;
    border-radius: 16px;
    padding: 18px;
    margin: 16px 0 20px;
    box-shadow: 0 6px 18px rgba(2, 132, 199, 0.08);
}

.kk-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px dashed #cbd5e1;
}

.kk-meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
}

.kk-meta-badge.blue {
    background: #e0f2fe;
    color: #0369a1;
}

.kk-meta-badge.emerald {
    background: #dcfce7;
    color: #15803d;
}

.kk-meta-badge.amber {
    background: #fef3c7;
    color: #b45309;
}

.kk-detail-row {
    font-size: 0.88rem;
    color: #334155;
    margin-bottom: 6px;
}

.kk-detail-row strong {
    color: #0f172a;
}

/* ANGGOTA TABLE */
.kk-members-table-wrap {
    overflow-x: auto;
    margin-top: 10px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.kk-members-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    text-align: left;
}

.kk-members-table th {
    background: #f1f5f9;
    padding: 8px 12px;
    font-weight: 700;
    color: #475569;
    border-bottom: 1px solid #e2e8f0;
}

.kk-members-table td {
    padding: 8px 12px;
    border-bottom: 1px solid #f1f5f9;
    color: #1e293b;
}

.badge-role {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 0.74rem;
    font-weight: 700;
}

.badge-role.kepala { background: #e0f2fe; color: #0284c7; }
.badge-role.istri { background: #fce7f3; color: #be185d; }
.badge-role.anak { background: #dcfce7; color: #16a34a; }
.badge-role.suami { background: #fef3c7; color: #b45309; }
.badge-role.famili { background: #f3e8ff; color: #7e22ce; }

/* CONFIRMATION BOX (YAKIN KK ANDA?) */
.kk-confirm-box {
    margin-top: 14px;
    padding: 14px 16px;
    background: #fffbeb;
    border: 1.5px solid #fcd34d;
    border-radius: 12px;
}

.kk-confirm-title {
    font-size: 0.92rem;
    font-weight: 800;
    color: #92400e;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kk-confirm-options {
    display: flex;
    gap: 20px;
    align-items: center;
}

.kk-confirm-radio {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    padding: 6px 14px;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.kk-confirm-radio.ya {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.kk-confirm-radio.tidak {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.kk-confirm-radio input {
    accent-color: #0284c7;
    width: 17px;
    height: 17px;
}

/* FORM GRID */
.form-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 14px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.84rem;
    font-weight: 700;
    color: #334155;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-group label i {
    color: #0284c7;
    font-size: 0.88rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 11px 14px;
    background: rgba(255, 255, 255, 0.95);
    border: 1.5px solid #cbd5e1;
    border-radius: 12px;
    font-size: 0.92rem;
    color: #0f172a;
    font-family: inherit;
    transition: all 0.2s ease;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #0284c7;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.15);
}

.form-group input[readonly] {
    background: #f1f5f9;
    color: #64748b;
    cursor: not-allowed;
    border-color: #e2e8f0;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #94a3b8;
}

.form-hint {
    font-size: 0.74rem;
    color: #64748b;
    margin-top: 4px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.form-hint.success {
    color: #16a34a !important;
    font-weight: 700;
}

.form-hint.error {
    color: #dc2626 !important;
    font-weight: 700;
}

.btn-register {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    border: none;
    border-radius: 14px;
    font-size: 1.05rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 10px 22px rgba(2, 132, 199, 0.25);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 16px;
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(2, 132, 199, 0.35);
    filter: brightness(1.05);
}

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

.btn-register:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.register-footer {
    text-align: center;
    margin-top: 22px;
    font-size: 0.92rem;
    color: #64748b;
}

.register-footer a {
    color: #0284c7;
    font-weight: 700;
    text-decoration: none;
    transition: color 0.15s ease;
}

.register-footer a:hover {
    color: #0369a1;
    text-decoration: underline;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 640px) {
    body {
        padding: 16px 8px;
    }
    .register-card {
        padding: 24px 18px;
        border-radius: 20px;
    }
    .kk-mode-selector {
        grid-template-columns: 1fr;
    }
    .form-grid-2 {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .form-group.full-width {
        grid-column: span 1;
    }
    .register-header h1 {
        font-size: 1.45rem;
    }
    .search-kk-box {
        flex-direction: column;
    }
    .btn-search-kk {
        width: 100%;
        justify-content: center;
    }
}