:root {
    /* Palet Granodiorit Lebak - sama dengan profil */
    --surat-primary: #6B7280;   /* Granodiorit Grey */
    --surat-secondary: #3B5E4A; /* Moss Green Geosite */
    --surat-accent: #D97706;    /* Andesine Bronze */
    --surat-bg: #F2F4F5;       /* Quartz White */
    --text-dark: #1F2937;    /* Biotite Black */
    --text-muted: #6B7280;   /* Granodiorit Grey */
}

.surat-form {
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.form-group label i {
    color: var(--surat-secondary);
}

.required {
    color: #dc3545;
    margin-left: 4px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(107, 114, 128, 0.2);
    border-radius: 0;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #ffffff;
    color: var(--text-dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--surat-secondary);
    box-shadow: 0 0 0 3px rgba(59, 94, 74, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px;
    padding-right: 40px;
    appearance: none;
}

.form-help {
    display: block;
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-help i {
    color: var(--surat-secondary);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.btn-submit {
    background: var(--surat-secondary);
    color: white;
    border: none;
    padding: 14px 32px;
    border-radius: 0;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
}

.btn-submit:hover {
    background: #2d4a3a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 94, 74, 0.3);
}

.btn-cancel {
    background: var(--surat-bg);
    color: var(--text-dark);
    border: 1px solid rgba(107, 114, 128, 0.2);
    padding: 14px 32px;
    border-radius: 0;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
}

.btn-cancel:hover {
    background: rgba(107, 114, 128, 0.1);
    border-color: var(--surat-primary);
    color: var(--text-dark);
    transform: translateY(-2px);
}

.alert {
    padding: 16px 20px;
    border-radius: 0;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.alert-error {
    background: #fee;
    border-left: 4px solid #dc3545;
    color: #721c24;
}

.alert-success {
    background: #d4edda;
    border-left: 4px solid #28a745;
    color: #155724;
}

.alert i {
    font-size: 1.2rem;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: rgba(59, 94, 74, 0.05);
    border-left: 4px solid var(--surat-secondary);
    border-radius: 0;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--surat-secondary);
    flex-shrink: 0;
    margin-top: 2px;
}

.info-item strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-size: 1rem;
}

.info-item p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-card[data-animate] {
    animation: fadeInUp 0.6s ease forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn-submit,
    .btn-cancel {
        width: 100%;
    }
    
    .info-item {
        flex-direction: column;
        gap: 12px;
    }
    
    .info-item i {
        align-self: flex-start;
    }
}